diff --git a/CMakeLists.txt b/CMakeLists.txt
index c4d7b3976a..5e342e42e2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -55,6 +55,7 @@ set(ZIG_PREFER_CLANG_CPP_DYLIB off CACHE BOOL "Try to link against -lclang-cpp")
set(ZIG_WORKAROUND_4799 off CACHE BOOL "workaround for https://github.com/ziglang/zig/issues/4799")
set(ZIG_WORKAROUND_POLLY_SO off CACHE STRING "workaround for https://github.com/ziglang/zig/issues/4799")
set(ZIG_USE_CCACHE off CACHE BOOL "Use ccache if available")
+set(ZIG_WORKAROUND_6087 off CACHE BOOL "workaround for https://github.com/ziglang/zig/issues/6087")
if(CCACHE_PROGRAM AND ZIG_USE_CCACHE)
SET_PROPERTY(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
@@ -84,6 +85,11 @@ if(APPLE AND ZIG_STATIC)
list(APPEND LLVM_LIBRARIES "${ZLIB}")
endif()
+if(APPLE AND ZIG_WORKAROUND_6087)
+ list(REMOVE_ITEM LLVM_LIBRARIES "-llibxml2.tbd")
+ list(APPEND LLVM_LIBRARIES "-lxml2")
+endif()
+
if(APPLE AND ZIG_WORKAROUND_4799)
# eg: ${CMAKE_PREFIX_PATH} could be /usr/local/opt/llvm/
list(APPEND LLVM_LIBRARIES "-Wl,${CMAKE_PREFIX_PATH}/lib/libPolly.a" "-Wl,${CMAKE_PREFIX_PATH}/lib/libPollyPPCG.a" "-Wl,${CMAKE_PREFIX_PATH}/lib/libPollyISL.a")
diff --git a/README.md b/README.md
index 242f78d59e..ed31cbb1de 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,12 @@ or
[error: unable to create target: 'Unable to find target for this triple (no targets are registered)'](https://github.com/ziglang/zig/issues/5055),
in which case try `-DZIG_WORKAROUND_4799=ON`
-Hopefully this will be fixed upstream with LLVM 10.0.1.
+This has been fixed upstream with LLVM 10.0.1.
+
+Building with LLVM 10.0.1 you might run into this problem:
+`ld: library not found for -llibxml2.tbd`
+[Building with LLVM 10.0.1 installed via Homebrew fails](https://github.com/ziglang/zig/issues/6087),
+in which case you can try `-DZIG_WORKAROUND_6087=ON`.
##### Windows
diff --git a/doc/langref.html.in b/doc/langref.html.in
index 870764f054..22faf7fd8f 100644
--- a/doc/langref.html.in
+++ b/doc/langref.html.in
@@ -1841,7 +1841,7 @@ const Point = struct {
y: i32,
};
-test "compile-time array initalization" {
+test "compile-time array initialization" {
assert(fancy_array[4].x == 4);
assert(fancy_array[4].y == 8);
}
@@ -8468,30 +8468,23 @@ test "integer truncation" {
{#syntax#}@TypeOf(null){#endsyntax#}
{#link|Arrays#}
{#link|Optionals#}
+ {#link|Error Set Type#}
{#link|Error Union Type#}
{#link|Vectors#}
{#link|Opaque Types#}
- AnyFrame
-
-
- For these types it is a
- TODO in the compiler to implement:
-
-
- - ErrorSet
- - Enum
- - FnFrame
- - EnumLiteral
-
-
- For these types, {#syntax#}@Type{#endsyntax#} is not available.
- There is an open proposal to allow unions and structs.
-
-
+ - {#link|@Frame#}
+ - {#syntax#}anyframe{#endsyntax#}
+ - {#link|struct#}
+ - {#link|enum#}
+ - {#link|Enum Literals#}
- {#link|union#}
+
+
+ For these types, {#syntax#}@Type{#endsyntax#} is not available:
+
+
- {#link|Functions#}
- BoundFn
- - {#link|struct#}
{#header_close#}
{#header_open|@typeInfo#}
diff --git a/lib/std/build.zig b/lib/std/build.zig
index 3538629144..b2da9da332 100644
--- a/lib/std/build.zig
+++ b/lib/std/build.zig
@@ -1165,6 +1165,11 @@ pub const FileSource = union(enum) {
}
};
+const BuildOptionArtifactArg = struct {
+ name: []const u8,
+ artifact: *LibExeObjStep,
+};
+
pub const LibExeObjStep = struct {
step: Step,
builder: *Builder,
@@ -1210,6 +1215,7 @@ pub const LibExeObjStep = struct {
out_pdb_filename: []const u8,
packages: ArrayList(Pkg),
build_options_contents: std.ArrayList(u8),
+ build_options_artifact_args: std.ArrayList(BuildOptionArtifactArg),
system_linker_hack: bool = false,
object_src: []const u8,
@@ -1355,6 +1361,7 @@ pub const LibExeObjStep = struct {
.framework_dirs = ArrayList([]const u8).init(builder.allocator),
.object_src = undefined,
.build_options_contents = std.ArrayList(u8).init(builder.allocator),
+ .build_options_artifact_args = std.ArrayList(BuildOptionArtifactArg).init(builder.allocator),
.c_std = Builder.CStd.C99,
.override_lib_dir = null,
.main_pkg_path = null,
@@ -1810,6 +1817,13 @@ pub const LibExeObjStep = struct {
out.print("pub const {} = {};\n", .{ name, value }) catch unreachable;
}
+ /// The value is the path in the cache dir.
+ /// Adds a dependency automatically.
+ pub fn addBuildOptionArtifact(self: *LibExeObjStep, name: []const u8, artifact: *LibExeObjStep) void {
+ self.build_options_artifact_args.append(.{ .name = name, .artifact = artifact }) catch unreachable;
+ self.step.dependOn(&artifact.step);
+ }
+
pub fn addSystemIncludeDir(self: *LibExeObjStep, path: []const u8) void {
self.include_dirs.append(IncludeDir{ .RawPathSystem = self.builder.dupe(path) }) catch unreachable;
}
@@ -2004,7 +2018,15 @@ pub const LibExeObjStep = struct {
}
}
- if (self.build_options_contents.items.len > 0) {
+ if (self.build_options_contents.items.len > 0 or self.build_options_artifact_args.items.len > 0) {
+ // Render build artifact options at the last minute, now that the path is known.
+ for (self.build_options_artifact_args.items) |item| {
+ const out = self.build_options_contents.writer();
+ out.print("pub const {}: []const u8 = ", .{item.name}) catch unreachable;
+ std.zig.renderStringLiteral(item.artifact.getOutputPath(), out) catch unreachable;
+ out.writeAll(";\n") catch unreachable;
+ }
+
const build_options_file = try fs.path.join(
builder.allocator,
&[_][]const u8{ builder.cache_root, builder.fmt("{}_build_options.zig", .{self.name}) },
diff --git a/lib/std/crypto.zig b/lib/std/crypto.zig
index 3a1ae599a0..5763348729 100644
--- a/lib/std/crypto.zig
+++ b/lib/std/crypto.zig
@@ -35,12 +35,23 @@ pub const onetimeauth = struct {
pub const Poly1305 = @import("crypto/poly1305.zig").Poly1305;
};
-/// A Key Derivation Function (KDF) is intended to turn a weak, human generated password into a
-/// strong key, suitable for cryptographic uses. It does this by salting and stretching the
-/// password. Salting injects non-secret random data, so that identical passwords will be converted
-/// into unique keys. Stretching applies a deliberately slow hashing function to frustrate
-/// brute-force guessing.
-pub const kdf = struct {
+/// A password hashing function derives a uniform key from low-entropy input material such as passwords.
+/// It is intentionally slow or expensive.
+///
+/// With the standard definition of a key derivation function, if a key space is small, an exhaustive search may be practical.
+/// Password hashing functions make exhaustive searches way slower or way more expensive, even when implemented on GPUs and ASICs, by using different, optionally combined strategies:
+///
+/// - Requiring a lot of computation cycles to complete
+/// - Requiring a lot of memory to complete
+/// - Requiring multiple CPU cores to complete
+/// - Requiring cache-local data to complete in reasonable time
+/// - Requiring large static tables
+/// - Avoiding precomputations and time/memory tradeoffs
+/// - Requiring multi-party computations
+/// - Combining the input material with random per-entry data (salts), application-specific contexts and keys
+///
+/// Password hashing functions must be used whenever sensitive data has to be directly derived from a password.
+pub const pwhash = struct {
pub const pbkdf2 = @import("crypto/pbkdf2.zig").pbkdf2;
};
@@ -48,6 +59,13 @@ pub const kdf = struct {
pub const core = struct {
pub const aes = @import("crypto/aes.zig");
pub const Gimli = @import("crypto/gimli.zig").State;
+
+ /// Modes are generic compositions to construct encryption/decryption functions from block ciphers and permutations.
+ ///
+ /// These modes are designed to be building blocks for higher-level constructions, and should generally not be used directly by applications, as they may not provide the expected properties and security guarantees.
+ ///
+ /// Most applications may want to use AEADs instead.
+ pub const modes = @import("crypto/modes.zig");
};
/// Elliptic-curve arithmetic.
@@ -100,6 +118,7 @@ test "crypto" {
_ = @import("crypto/gimli.zig");
_ = @import("crypto/hmac.zig");
_ = @import("crypto/md5.zig");
+ _ = @import("crypto/modes.zig");
_ = @import("crypto/pbkdf2.zig");
_ = @import("crypto/poly1305.zig");
_ = @import("crypto/sha1.zig");
diff --git a/lib/std/crypto/aes.zig b/lib/std/crypto/aes.zig
index 2174fbdd4f..7c509b297f 100644
--- a/lib/std/crypto/aes.zig
+++ b/lib/std/crypto/aes.zig
@@ -3,249 +3,44 @@
// This file is part of [zig](https://ziglang.org/), which is MIT licensed.
// The MIT license requires this copyright notice to be included in all copies
// and substantial portions of the software.
-// Based on Go stdlib implementation
const std = @import("../std.zig");
-const mem = std.mem;
const testing = std.testing;
+const builtin = std.builtin;
-// Apply sbox0 to each byte in w.
-fn subw(w: u32) u32 {
- return @as(u32, sbox0[w >> 24]) << 24 | @as(u32, sbox0[w >> 16 & 0xff]) << 16 | @as(u32, sbox0[w >> 8 & 0xff]) << 8 | @as(u32, sbox0[w & 0xff]);
-}
+const has_aesni = comptime std.Target.x86.featureSetHas(std.Target.current.cpu.features, .aes);
+const has_avx = comptime std.Target.x86.featureSetHas(std.Target.current.cpu.features, .avx);
+const impl = if (std.Target.current.cpu.arch == .x86_64 and has_aesni and has_avx) @import("aes/aesni.zig") else @import("aes/soft.zig");
-fn rotw(w: u32) u32 {
- return w << 8 | w >> 24;
-}
-
-// Encrypt one block from src into dst, using the expanded key xk.
-fn encryptBlock(xk: []const u32, dst: []u8, src: []const u8) void {
- var s0 = mem.readIntBig(u32, src[0..4]);
- var s1 = mem.readIntBig(u32, src[4..8]);
- var s2 = mem.readIntBig(u32, src[8..12]);
- var s3 = mem.readIntBig(u32, src[12..16]);
-
- // First round just XORs input with key.
- s0 ^= xk[0];
- s1 ^= xk[1];
- s2 ^= xk[2];
- s3 ^= xk[3];
-
- // Middle rounds shuffle using tables.
- // Number of rounds is set by length of expanded key.
- var nr = xk.len / 4 - 2; // - 2: one above, one more below
- var k: usize = 4;
- var t0: u32 = undefined;
- var t1: u32 = undefined;
- var t2: u32 = undefined;
- var t3: u32 = undefined;
- var r: usize = 0;
- while (r < nr) : (r += 1) {
- t0 = xk[k + 0] ^ te0[@truncate(u8, s0 >> 24)] ^ te1[@truncate(u8, s1 >> 16)] ^ te2[@truncate(u8, s2 >> 8)] ^ te3[@truncate(u8, s3)];
- t1 = xk[k + 1] ^ te0[@truncate(u8, s1 >> 24)] ^ te1[@truncate(u8, s2 >> 16)] ^ te2[@truncate(u8, s3 >> 8)] ^ te3[@truncate(u8, s0)];
- t2 = xk[k + 2] ^ te0[@truncate(u8, s2 >> 24)] ^ te1[@truncate(u8, s3 >> 16)] ^ te2[@truncate(u8, s0 >> 8)] ^ te3[@truncate(u8, s1)];
- t3 = xk[k + 3] ^ te0[@truncate(u8, s3 >> 24)] ^ te1[@truncate(u8, s0 >> 16)] ^ te2[@truncate(u8, s1 >> 8)] ^ te3[@truncate(u8, s2)];
- k += 4;
- s0 = t0;
- s1 = t1;
- s2 = t2;
- s3 = t3;
- }
-
- // Last round uses s-box directly and XORs to produce output.
- s0 = @as(u32, sbox0[t0 >> 24]) << 24 | @as(u32, sbox0[t1 >> 16 & 0xff]) << 16 | @as(u32, sbox0[t2 >> 8 & 0xff]) << 8 | @as(u32, sbox0[t3 & 0xff]);
- s1 = @as(u32, sbox0[t1 >> 24]) << 24 | @as(u32, sbox0[t2 >> 16 & 0xff]) << 16 | @as(u32, sbox0[t3 >> 8 & 0xff]) << 8 | @as(u32, sbox0[t0 & 0xff]);
- s2 = @as(u32, sbox0[t2 >> 24]) << 24 | @as(u32, sbox0[t3 >> 16 & 0xff]) << 16 | @as(u32, sbox0[t0 >> 8 & 0xff]) << 8 | @as(u32, sbox0[t1 & 0xff]);
- s3 = @as(u32, sbox0[t3 >> 24]) << 24 | @as(u32, sbox0[t0 >> 16 & 0xff]) << 16 | @as(u32, sbox0[t1 >> 8 & 0xff]) << 8 | @as(u32, sbox0[t2 & 0xff]);
-
- s0 ^= xk[k + 0];
- s1 ^= xk[k + 1];
- s2 ^= xk[k + 2];
- s3 ^= xk[k + 3];
-
- mem.writeIntBig(u32, dst[0..4], s0);
- mem.writeIntBig(u32, dst[4..8], s1);
- mem.writeIntBig(u32, dst[8..12], s2);
- mem.writeIntBig(u32, dst[12..16], s3);
-}
-
-// Decrypt one block from src into dst, using the expanded key xk.
-pub fn decryptBlock(xk: []const u32, dst: []u8, src: []const u8) void {
- var s0 = mem.readIntBig(u32, src[0..4]);
- var s1 = mem.readIntBig(u32, src[4..8]);
- var s2 = mem.readIntBig(u32, src[8..12]);
- var s3 = mem.readIntBig(u32, src[12..16]);
-
- // First round just XORs input with key.
- s0 ^= xk[0];
- s1 ^= xk[1];
- s2 ^= xk[2];
- s3 ^= xk[3];
-
- // Middle rounds shuffle using tables.
- // Number of rounds is set by length of expanded key.
- var nr = xk.len / 4 - 2; // - 2: one above, one more below
- var k: usize = 4;
- var t0: u32 = undefined;
- var t1: u32 = undefined;
- var t2: u32 = undefined;
- var t3: u32 = undefined;
- var r: usize = 0;
- while (r < nr) : (r += 1) {
- t0 = xk[k + 0] ^ td0[@truncate(u8, s0 >> 24)] ^ td1[@truncate(u8, s3 >> 16)] ^ td2[@truncate(u8, s2 >> 8)] ^ td3[@truncate(u8, s1)];
- t1 = xk[k + 1] ^ td0[@truncate(u8, s1 >> 24)] ^ td1[@truncate(u8, s0 >> 16)] ^ td2[@truncate(u8, s3 >> 8)] ^ td3[@truncate(u8, s2)];
- t2 = xk[k + 2] ^ td0[@truncate(u8, s2 >> 24)] ^ td1[@truncate(u8, s1 >> 16)] ^ td2[@truncate(u8, s0 >> 8)] ^ td3[@truncate(u8, s3)];
- t3 = xk[k + 3] ^ td0[@truncate(u8, s3 >> 24)] ^ td1[@truncate(u8, s2 >> 16)] ^ td2[@truncate(u8, s1 >> 8)] ^ td3[@truncate(u8, s0)];
- k += 4;
- s0 = t0;
- s1 = t1;
- s2 = t2;
- s3 = t3;
- }
-
- // Last round uses s-box directly and XORs to produce output.
- s0 = @as(u32, sbox1[t0 >> 24]) << 24 | @as(u32, sbox1[t3 >> 16 & 0xff]) << 16 | @as(u32, sbox1[t2 >> 8 & 0xff]) << 8 | @as(u32, sbox1[t1 & 0xff]);
- s1 = @as(u32, sbox1[t1 >> 24]) << 24 | @as(u32, sbox1[t0 >> 16 & 0xff]) << 16 | @as(u32, sbox1[t3 >> 8 & 0xff]) << 8 | @as(u32, sbox1[t2 & 0xff]);
- s2 = @as(u32, sbox1[t2 >> 24]) << 24 | @as(u32, sbox1[t1 >> 16 & 0xff]) << 16 | @as(u32, sbox1[t0 >> 8 & 0xff]) << 8 | @as(u32, sbox1[t3 & 0xff]);
- s3 = @as(u32, sbox1[t3 >> 24]) << 24 | @as(u32, sbox1[t2 >> 16 & 0xff]) << 16 | @as(u32, sbox1[t1 >> 8 & 0xff]) << 8 | @as(u32, sbox1[t0 & 0xff]);
-
- s0 ^= xk[k + 0];
- s1 ^= xk[k + 1];
- s2 ^= xk[k + 2];
- s3 ^= xk[k + 3];
-
- mem.writeIntBig(u32, dst[0..4], s0);
- mem.writeIntBig(u32, dst[4..8], s1);
- mem.writeIntBig(u32, dst[8..12], s2);
- mem.writeIntBig(u32, dst[12..16], s3);
-}
-
-fn xorBytes(dst: []u8, a: []const u8, b: []const u8) usize {
- var n = std.math.min(dst.len, std.math.min(a.len, b.len));
- for (dst[0..n]) |_, i| {
- dst[i] = a[i] ^ b[i];
- }
- return n;
-}
-
-pub const AES128 = AES(128);
-pub const AES256 = AES(256);
-
-fn AES(comptime keysize: usize) type {
- return struct {
- const Self = @This();
-
- pub const Encrypt = AESEncrypt(keysize);
- pub const Decrypt = AESDecrypt(keysize);
-
- const nn = (keysize / 8) + 28;
- enc: Encrypt,
- dec: Decrypt,
-
- pub fn init(key: [keysize / 8]u8) Self {
- var ctx: Self = undefined;
- ctx.enc = Encrypt.init(key);
- ctx.dec = ctx.enc.toDecrypt();
- return ctx;
- }
-
- pub fn encrypt(ctx: Self, dst: []u8, src: []const u8) void {
- ctx.enc.encrypt(dst, src);
- }
- pub fn decrypt(ctx: Self, dst: []u8, src: []const u8) void {
- ctx.dec.decrypt(dst, src);
- }
- pub fn ctr(ctx: Self, dst: []u8, src: []const u8, iv: [16]u8) void {
- ctx.enc.ctr(dst, src, iv);
- }
- };
-}
-
-fn AESEncrypt(comptime keysize: usize) type {
- return struct {
- const Self = @This();
-
- const Decrypt = AESDecrypt(keysize);
-
- const nn = (keysize / 8) + 28;
- enc: [nn]u32,
-
- pub fn init(key: [keysize / 8]u8) Self {
- var ctx: Self = undefined;
- expandKeyEncrypt(&key, ctx.enc[0..]);
- return ctx;
- }
-
- pub fn toDecrypt(ctx: Self) Decrypt {
- var dec: Decrypt = undefined;
- expandKeyDecrypt(ctx.enc[0..], dec.dec[0..]);
- return dec;
- }
-
- pub fn encrypt(ctx: Self, dst: []u8, src: []const u8) void {
- encryptBlock(ctx.enc[0..], dst, src);
- }
- pub fn ctr(ctx: Self, dst: []u8, src: []const u8, iv: [16]u8) void {
- std.debug.assert(dst.len >= src.len);
-
- var keystream: [16]u8 = undefined;
- var ctrbuf = iv;
- var n: usize = 0;
- while (n < src.len) {
- ctx.encrypt(keystream[0..], ctrbuf[0..]);
- var ctr_i = std.mem.readIntBig(u128, ctrbuf[0..]);
- std.mem.writeIntBig(u128, ctrbuf[0..], ctr_i +% 1);
-
- n += xorBytes(dst[n..], src[n..], &keystream);
- }
- }
- };
-}
-
-fn AESDecrypt(comptime keysize: usize) type {
- return struct {
- const Self = @This();
-
- const nn = (keysize / 8) + 28;
- dec: [nn]u32,
-
- pub fn init(key: [keysize / 8]u8) Self {
- var ctx: Self = undefined;
- var enc: [nn]u32 = undefined;
- expandKeyEncrypt(key[0..], enc[0..]);
- expandKeyDecrypt(enc[0..], ctx.dec[0..]);
- return ctx;
- }
-
- pub fn decrypt(ctx: Self, dst: []u8, src: []const u8) void {
- decryptBlock(ctx.dec[0..], dst, src);
- }
- };
-}
+pub const Block = impl.Block;
+pub const AESEncryptCtx = impl.AESEncryptCtx;
+pub const AESDecryptCtx = impl.AESDecryptCtx;
+pub const AES128 = impl.AES128;
+pub const AES256 = impl.AES256;
test "ctr" {
// NIST SP 800-38A pp 55-58
- {
- const key = [_]u8{ 0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c };
- const iv = [_]u8{ 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff };
- const in = [_]u8{
- 0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11, 0x73, 0x93, 0x17, 0x2a,
- 0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c, 0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51,
- 0x30, 0xc8, 0x1c, 0x46, 0xa3, 0x5c, 0xe4, 0x11, 0xe5, 0xfb, 0xc1, 0x19, 0x1a, 0x0a, 0x52, 0xef,
- 0xf6, 0x9f, 0x24, 0x45, 0xdf, 0x4f, 0x9b, 0x17, 0xad, 0x2b, 0x41, 0x7b, 0xe6, 0x6c, 0x37, 0x10,
- };
- const exp_out = [_]u8{
- 0x87, 0x4d, 0x61, 0x91, 0xb6, 0x20, 0xe3, 0x26, 0x1b, 0xef, 0x68, 0x64, 0x99, 0x0d, 0xb6, 0xce,
- 0x98, 0x06, 0xf6, 0x6b, 0x79, 0x70, 0xfd, 0xff, 0x86, 0x17, 0x18, 0x7b, 0xb9, 0xff, 0xfd, 0xff,
- 0x5a, 0xe4, 0xdf, 0x3e, 0xdb, 0xd5, 0xd3, 0x5e, 0x5b, 0x4f, 0x09, 0x02, 0x0d, 0xb0, 0x3e, 0xab,
- 0x1e, 0x03, 0x1d, 0xda, 0x2f, 0xbe, 0x03, 0xd1, 0x79, 0x21, 0x70, 0xa0, 0xf3, 0x00, 0x9c, 0xee,
- };
+ const ctr = @import("modes.zig").ctr;
- var out: [exp_out.len]u8 = undefined;
- var aes = AES128.init(key);
- aes.ctr(out[0..], in[0..], iv);
- testing.expectEqualSlices(u8, exp_out[0..], out[0..]);
- }
+ const key = [_]u8{ 0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c };
+ const iv = [_]u8{ 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff };
+ const in = [_]u8{
+ 0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11, 0x73, 0x93, 0x17, 0x2a,
+ 0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c, 0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51,
+ 0x30, 0xc8, 0x1c, 0x46, 0xa3, 0x5c, 0xe4, 0x11, 0xe5, 0xfb, 0xc1, 0x19, 0x1a, 0x0a, 0x52, 0xef,
+ 0xf6, 0x9f, 0x24, 0x45, 0xdf, 0x4f, 0x9b, 0x17, 0xad, 0x2b, 0x41, 0x7b, 0xe6, 0x6c, 0x37, 0x10,
+ };
+ const exp_out = [_]u8{
+ 0x87, 0x4d, 0x61, 0x91, 0xb6, 0x20, 0xe3, 0x26, 0x1b, 0xef, 0x68, 0x64, 0x99, 0x0d, 0xb6, 0xce,
+ 0x98, 0x06, 0xf6, 0x6b, 0x79, 0x70, 0xfd, 0xff, 0x86, 0x17, 0x18, 0x7b, 0xb9, 0xff, 0xfd, 0xff,
+ 0x5a, 0xe4, 0xdf, 0x3e, 0xdb, 0xd5, 0xd3, 0x5e, 0x5b, 0x4f, 0x09, 0x02, 0x0d, 0xb0, 0x3e, 0xab,
+ 0x1e, 0x03, 0x1d, 0xda, 0x2f, 0xbe, 0x03, 0xd1, 0x79, 0x21, 0x70, 0xa0, 0xf3, 0x00, 0x9c, 0xee,
+ };
+
+ var out: [exp_out.len]u8 = undefined;
+ var ctx = AES128.initEnc(key);
+ ctr(AESEncryptCtx(AES128), ctx, out[0..], in[0..], iv, builtin.Endian.Big);
+ testing.expectEqualSlices(u8, exp_out[0..], out[0..]);
}
test "encrypt" {
@@ -256,8 +51,8 @@ test "encrypt" {
const exp_out = [_]u8{ 0x39, 0x25, 0x84, 0x1d, 0x02, 0xdc, 0x09, 0xfb, 0xdc, 0x11, 0x85, 0x97, 0x19, 0x6a, 0x0b, 0x32 };
var out: [exp_out.len]u8 = undefined;
- var aes = AES128.init(key);
- aes.encrypt(out[0..], in[0..]);
+ var ctx = AES128.initEnc(key);
+ ctx.encrypt(out[0..], in[0..]);
testing.expectEqualSlices(u8, exp_out[0..], out[0..]);
}
@@ -271,8 +66,8 @@ test "encrypt" {
const exp_out = [_]u8{ 0x8e, 0xa2, 0xb7, 0xca, 0x51, 0x67, 0x45, 0xbf, 0xea, 0xfc, 0x49, 0x90, 0x4b, 0x49, 0x60, 0x89 };
var out: [exp_out.len]u8 = undefined;
- var aes = AES256.init(key);
- aes.encrypt(out[0..], in[0..]);
+ var ctx = AES256.initEnc(key);
+ ctx.encrypt(out[0..], in[0..]);
testing.expectEqualSlices(u8, exp_out[0..], out[0..]);
}
}
@@ -285,8 +80,8 @@ test "decrypt" {
const exp_out = [_]u8{ 0x32, 0x43, 0xf6, 0xa8, 0x88, 0x5a, 0x30, 0x8d, 0x31, 0x31, 0x98, 0xa2, 0xe0, 0x37, 0x07, 0x34 };
var out: [exp_out.len]u8 = undefined;
- var aes = AES128.init(key);
- aes.decrypt(out[0..], in[0..]);
+ var ctx = AES128.initDec(key);
+ ctx.decrypt(out[0..], in[0..]);
testing.expectEqualSlices(u8, exp_out[0..], out[0..]);
}
@@ -300,413 +95,52 @@ test "decrypt" {
const exp_out = [_]u8{ 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff };
var out: [exp_out.len]u8 = undefined;
- var aes = AES256.init(key);
- aes.decrypt(out[0..], in[0..]);
+ var ctx = AES256.initDec(key);
+ ctx.decrypt(out[0..], in[0..]);
testing.expectEqualSlices(u8, exp_out[0..], out[0..]);
}
}
-// Key expansion algorithm. See FIPS-197, Figure 11.
-fn expandKeyEncrypt(key: []const u8, enc: []u32) void {
- var i: usize = 0;
- var nk = key.len / 4;
- while (i < nk) : (i += 1) {
- enc[i] = mem.readIntBig(u32, key[4 * i ..][0..4]);
- }
- while (i < enc.len) : (i += 1) {
- var t = enc[i - 1];
- if (i % nk == 0) {
- t = subw(rotw(t)) ^ (@as(u32, powx[i / nk - 1]) << 24);
- } else if (nk > 6 and i % nk == 4) {
- t = subw(t);
- }
- enc[i] = enc[i - nk] ^ t;
- }
-}
-
-fn expandKeyDecrypt(enc: []const u32, dec: []u32) void {
- var i: usize = 0;
- var n = enc.len;
- while (i < n) : (i += 4) {
- var ei = n - i - 4;
- var j: usize = 0;
- while (j < 4) : (j += 1) {
- var x = enc[ei + j];
- if (i > 0 and i + 4 < n) {
- x = td0[sbox0[x >> 24]] ^ td1[sbox0[x >> 16 & 0xff]] ^ td2[sbox0[x >> 8 & 0xff]] ^ td3[sbox0[x & 0xff]];
- }
- dec[i + j] = x;
- }
- }
-}
-
-test "expand key" {
+test "expand 128-bit key" {
const key = [_]u8{ 0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c };
- const exp_enc = [_]u32{
- 0x2b7e1516, 0x28aed2a6, 0xabf71588, 0x09cf4f3c,
- 0xa0fafe17, 0x88542cb1, 0x23a33939, 0x2a6c7605,
- 0xf2c295f2, 0x7a96b943, 0x5935807a, 0x7359f67f,
- 0x3d80477d, 0x4716fe3e, 0x1e237e44, 0x6d7a883b,
- 0xef44a541, 0xa8525b7f, 0xb671253b, 0xdb0bad00,
- 0xd4d1c6f8, 0x7c839d87, 0xcaf2b8bc, 0x11f915bc,
- 0x6d88a37a, 0x110b3efd, 0xdbf98641, 0xca0093fd,
- 0x4e54f70e, 0x5f5fc9f3, 0x84a64fb2, 0x4ea6dc4f,
- 0xead27321, 0xb58dbad2, 0x312bf560, 0x7f8d292f,
- 0xac7766f3, 0x19fadc21, 0x28d12941, 0x575c006e,
- 0xd014f9a8, 0xc9ee2589, 0xe13f0cc8, 0xb6630ca6,
+ const exp_enc = [_]*const [32:0]u8{
+ "2b7e151628aed2a6abf7158809cf4f3c", "a0fafe1788542cb123a339392a6c7605", "f2c295f27a96b9435935807a7359f67f", "3d80477d4716fe3e1e237e446d7a883b", "ef44a541a8525b7fb671253bdb0bad00", "d4d1c6f87c839d87caf2b8bc11f915bc", "6d88a37a110b3efddbf98641ca0093fd", "4e54f70e5f5fc9f384a64fb24ea6dc4f", "ead27321b58dbad2312bf5607f8d292f", "ac7766f319fadc2128d12941575c006e", "d014f9a8c9ee2589e13f0cc8b6630ca6",
};
- const exp_dec = [_]u32{
- 0xd014f9a8, 0xc9ee2589, 0xe13f0cc8, 0xb6630ca6,
- 0xc7b5a63, 0x1319eafe, 0xb0398890, 0x664cfbb4,
- 0xdf7d925a, 0x1f62b09d, 0xa320626e, 0xd6757324,
- 0x12c07647, 0xc01f22c7, 0xbc42d2f3, 0x7555114a,
- 0x6efcd876, 0xd2df5480, 0x7c5df034, 0xc917c3b9,
- 0x6ea30afc, 0xbc238cf6, 0xae82a4b4, 0xb54a338d,
- 0x90884413, 0xd280860a, 0x12a12842, 0x1bc89739,
- 0x7c1f13f7, 0x4208c219, 0xc021ae48, 0x969bf7b,
- 0xcc7505eb, 0x3e17d1ee, 0x82296c51, 0xc9481133,
- 0x2b3708a7, 0xf262d405, 0xbc3ebdbf, 0x4b617d62,
- 0x2b7e1516, 0x28aed2a6, 0xabf71588, 0x9cf4f3c,
+ const exp_dec = [_]*const [32:0]u8{
+ "2b7e151628aed2a6abf7158809cf4f3c", "a0fafe1788542cb123a339392a6c7605", "f2c295f27a96b9435935807a7359f67f", "3d80477d4716fe3e1e237e446d7a883b", "ef44a541a8525b7fb671253bdb0bad00", "d4d1c6f87c839d87caf2b8bc11f915bc", "6d88a37a110b3efddbf98641ca0093fd", "4e54f70e5f5fc9f384a64fb24ea6dc4f", "ead27321b58dbad2312bf5607f8d292f", "ac7766f319fadc2128d12941575c006e", "d014f9a8c9ee2589e13f0cc8b6630ca6",
};
- var enc: [exp_enc.len]u32 = undefined;
- var dec: [exp_dec.len]u32 = undefined;
- expandKeyEncrypt(key[0..], enc[0..]);
- expandKeyDecrypt(enc[0..], dec[0..]);
- testing.expectEqualSlices(u32, exp_enc[0..], enc[0..]);
- testing.expectEqualSlices(u32, exp_dec[0..], dec[0..]);
+ const enc = AES128.initEnc(key);
+ const dec = AES128.initDec(key);
+ var exp: [16]u8 = undefined;
+
+ for (enc.key_schedule.round_keys) |round_key, i| {
+ try std.fmt.hexToBytes(&exp, exp_enc[i]);
+ testing.expectEqualSlices(u8, &exp, &round_key.toBytes());
+ }
+ for (enc.key_schedule.round_keys) |round_key, i| {
+ try std.fmt.hexToBytes(&exp, exp_dec[i]);
+ testing.expectEqualSlices(u8, &exp, &round_key.toBytes());
+ }
}
-// constants
+test "expand 256-bit key" {
+ const key = [_]u8{ 0x60, 0x3d, 0xeb, 0x10, 0x15, 0xca, 0x71, 0xbe, 0x2b, 0x73, 0xae, 0xf0, 0x85, 0x7d, 0x77, 0x81, 0x1f, 0x35, 0x2c, 0x07, 0x3b, 0x61, 0x08, 0xd7, 0x2d, 0x98, 0x10, 0xa3, 0x09, 0x14, 0xdf, 0xf4 };
+ const exp_enc = [_]*const [32:0]u8{
+ "603deb1015ca71be2b73aef0857d7781", "1f352c073b6108d72d9810a30914dff4", "9ba354118e6925afa51a8b5f2067fcde", "a8b09c1a93d194cdbe49846eb75d5b9a", "d59aecb85bf3c917fee94248de8ebe96", "b5a9328a2678a647983122292f6c79b3", "812c81addadf48ba24360af2fab8b464", "98c5bfc9bebd198e268c3ba709e04214", "68007bacb2df331696e939e46c518d80", "c814e20476a9fb8a5025c02d59c58239", "de1369676ccc5a71fa2563959674ee15", "5886ca5d2e2f31d77e0af1fa27cf73c3", "749c47ab18501ddae2757e4f7401905a", "cafaaae3e4d59b349adf6acebd10190d", "fe4890d1e6188d0b046df344706c631e",
+ };
+ const exp_dec = [_]*const [32:0]u8{
+ "fe4890d1e6188d0b046df344706c631e", "ada23f4963e23b2455427c8a5c709104", "57c96cf6074f07c0706abb07137f9241", "b668b621ce40046d36a047ae0932ed8e", "34ad1e4450866b367725bcc763152946", "32526c367828b24cf8e043c33f92aa20", "c440b289642b757227a3d7f114309581", "d669a7334a7ade7a80c8f18fc772e9e3", "25ba3c22a06bc7fb4388a28333934270", "54fb808b9c137949cab22ff547ba186c", "6c3d632985d1fbd9e3e36578701be0f3", "4a7459f9c8e8f9c256a156bc8d083799", "42107758e9ec98f066329ea193f8858b", "8ec6bff6829ca03b9e49af7edba96125", "603deb1015ca71be2b73aef0857d7781",
+ };
+ const enc = AES256.initEnc(key);
+ const dec = AES256.initDec(key);
+ var exp: [16]u8 = undefined;
-const poly = 1 << 8 | 1 << 4 | 1 << 3 | 1 << 1 | 1 << 0;
-
-const powx = [16]u8{
- 0x01,
- 0x02,
- 0x04,
- 0x08,
- 0x10,
- 0x20,
- 0x40,
- 0x80,
- 0x1b,
- 0x36,
- 0x6c,
- 0xd8,
- 0xab,
- 0x4d,
- 0x9a,
- 0x2f,
-};
-
-const sbox0 = [256]u8{
- 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
- 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0,
- 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15,
- 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75,
- 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84,
- 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf,
- 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8,
- 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2,
- 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73,
- 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb,
- 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79,
- 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08,
- 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a,
- 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e,
- 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf,
- 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16,
-};
-
-const sbox1 = [256]u8{
- 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb,
- 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb,
- 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e,
- 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25,
- 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92,
- 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84,
- 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06,
- 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b,
- 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73,
- 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e,
- 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b,
- 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4,
- 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f,
- 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef,
- 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61,
- 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d,
-};
-
-const te0 = [256]u32{
- 0xc66363a5, 0xf87c7c84, 0xee777799, 0xf67b7b8d, 0xfff2f20d, 0xd66b6bbd, 0xde6f6fb1, 0x91c5c554,
- 0x60303050, 0x02010103, 0xce6767a9, 0x562b2b7d, 0xe7fefe19, 0xb5d7d762, 0x4dababe6, 0xec76769a,
- 0x8fcaca45, 0x1f82829d, 0x89c9c940, 0xfa7d7d87, 0xeffafa15, 0xb25959eb, 0x8e4747c9, 0xfbf0f00b,
- 0x41adadec, 0xb3d4d467, 0x5fa2a2fd, 0x45afafea, 0x239c9cbf, 0x53a4a4f7, 0xe4727296, 0x9bc0c05b,
- 0x75b7b7c2, 0xe1fdfd1c, 0x3d9393ae, 0x4c26266a, 0x6c36365a, 0x7e3f3f41, 0xf5f7f702, 0x83cccc4f,
- 0x6834345c, 0x51a5a5f4, 0xd1e5e534, 0xf9f1f108, 0xe2717193, 0xabd8d873, 0x62313153, 0x2a15153f,
- 0x0804040c, 0x95c7c752, 0x46232365, 0x9dc3c35e, 0x30181828, 0x379696a1, 0x0a05050f, 0x2f9a9ab5,
- 0x0e070709, 0x24121236, 0x1b80809b, 0xdfe2e23d, 0xcdebeb26, 0x4e272769, 0x7fb2b2cd, 0xea75759f,
- 0x1209091b, 0x1d83839e, 0x582c2c74, 0x341a1a2e, 0x361b1b2d, 0xdc6e6eb2, 0xb45a5aee, 0x5ba0a0fb,
- 0xa45252f6, 0x763b3b4d, 0xb7d6d661, 0x7db3b3ce, 0x5229297b, 0xdde3e33e, 0x5e2f2f71, 0x13848497,
- 0xa65353f5, 0xb9d1d168, 0x00000000, 0xc1eded2c, 0x40202060, 0xe3fcfc1f, 0x79b1b1c8, 0xb65b5bed,
- 0xd46a6abe, 0x8dcbcb46, 0x67bebed9, 0x7239394b, 0x944a4ade, 0x984c4cd4, 0xb05858e8, 0x85cfcf4a,
- 0xbbd0d06b, 0xc5efef2a, 0x4faaaae5, 0xedfbfb16, 0x864343c5, 0x9a4d4dd7, 0x66333355, 0x11858594,
- 0x8a4545cf, 0xe9f9f910, 0x04020206, 0xfe7f7f81, 0xa05050f0, 0x783c3c44, 0x259f9fba, 0x4ba8a8e3,
- 0xa25151f3, 0x5da3a3fe, 0x804040c0, 0x058f8f8a, 0x3f9292ad, 0x219d9dbc, 0x70383848, 0xf1f5f504,
- 0x63bcbcdf, 0x77b6b6c1, 0xafdada75, 0x42212163, 0x20101030, 0xe5ffff1a, 0xfdf3f30e, 0xbfd2d26d,
- 0x81cdcd4c, 0x180c0c14, 0x26131335, 0xc3ecec2f, 0xbe5f5fe1, 0x359797a2, 0x884444cc, 0x2e171739,
- 0x93c4c457, 0x55a7a7f2, 0xfc7e7e82, 0x7a3d3d47, 0xc86464ac, 0xba5d5de7, 0x3219192b, 0xe6737395,
- 0xc06060a0, 0x19818198, 0x9e4f4fd1, 0xa3dcdc7f, 0x44222266, 0x542a2a7e, 0x3b9090ab, 0x0b888883,
- 0x8c4646ca, 0xc7eeee29, 0x6bb8b8d3, 0x2814143c, 0xa7dede79, 0xbc5e5ee2, 0x160b0b1d, 0xaddbdb76,
- 0xdbe0e03b, 0x64323256, 0x743a3a4e, 0x140a0a1e, 0x924949db, 0x0c06060a, 0x4824246c, 0xb85c5ce4,
- 0x9fc2c25d, 0xbdd3d36e, 0x43acacef, 0xc46262a6, 0x399191a8, 0x319595a4, 0xd3e4e437, 0xf279798b,
- 0xd5e7e732, 0x8bc8c843, 0x6e373759, 0xda6d6db7, 0x018d8d8c, 0xb1d5d564, 0x9c4e4ed2, 0x49a9a9e0,
- 0xd86c6cb4, 0xac5656fa, 0xf3f4f407, 0xcfeaea25, 0xca6565af, 0xf47a7a8e, 0x47aeaee9, 0x10080818,
- 0x6fbabad5, 0xf0787888, 0x4a25256f, 0x5c2e2e72, 0x381c1c24, 0x57a6a6f1, 0x73b4b4c7, 0x97c6c651,
- 0xcbe8e823, 0xa1dddd7c, 0xe874749c, 0x3e1f1f21, 0x964b4bdd, 0x61bdbddc, 0x0d8b8b86, 0x0f8a8a85,
- 0xe0707090, 0x7c3e3e42, 0x71b5b5c4, 0xcc6666aa, 0x904848d8, 0x06030305, 0xf7f6f601, 0x1c0e0e12,
- 0xc26161a3, 0x6a35355f, 0xae5757f9, 0x69b9b9d0, 0x17868691, 0x99c1c158, 0x3a1d1d27, 0x279e9eb9,
- 0xd9e1e138, 0xebf8f813, 0x2b9898b3, 0x22111133, 0xd26969bb, 0xa9d9d970, 0x078e8e89, 0x339494a7,
- 0x2d9b9bb6, 0x3c1e1e22, 0x15878792, 0xc9e9e920, 0x87cece49, 0xaa5555ff, 0x50282878, 0xa5dfdf7a,
- 0x038c8c8f, 0x59a1a1f8, 0x09898980, 0x1a0d0d17, 0x65bfbfda, 0xd7e6e631, 0x844242c6, 0xd06868b8,
- 0x824141c3, 0x299999b0, 0x5a2d2d77, 0x1e0f0f11, 0x7bb0b0cb, 0xa85454fc, 0x6dbbbbd6, 0x2c16163a,
-};
-const te1 = [256]u32{
- 0xa5c66363, 0x84f87c7c, 0x99ee7777, 0x8df67b7b, 0x0dfff2f2, 0xbdd66b6b, 0xb1de6f6f, 0x5491c5c5,
- 0x50603030, 0x03020101, 0xa9ce6767, 0x7d562b2b, 0x19e7fefe, 0x62b5d7d7, 0xe64dabab, 0x9aec7676,
- 0x458fcaca, 0x9d1f8282, 0x4089c9c9, 0x87fa7d7d, 0x15effafa, 0xebb25959, 0xc98e4747, 0x0bfbf0f0,
- 0xec41adad, 0x67b3d4d4, 0xfd5fa2a2, 0xea45afaf, 0xbf239c9c, 0xf753a4a4, 0x96e47272, 0x5b9bc0c0,
- 0xc275b7b7, 0x1ce1fdfd, 0xae3d9393, 0x6a4c2626, 0x5a6c3636, 0x417e3f3f, 0x02f5f7f7, 0x4f83cccc,
- 0x5c683434, 0xf451a5a5, 0x34d1e5e5, 0x08f9f1f1, 0x93e27171, 0x73abd8d8, 0x53623131, 0x3f2a1515,
- 0x0c080404, 0x5295c7c7, 0x65462323, 0x5e9dc3c3, 0x28301818, 0xa1379696, 0x0f0a0505, 0xb52f9a9a,
- 0x090e0707, 0x36241212, 0x9b1b8080, 0x3ddfe2e2, 0x26cdebeb, 0x694e2727, 0xcd7fb2b2, 0x9fea7575,
- 0x1b120909, 0x9e1d8383, 0x74582c2c, 0x2e341a1a, 0x2d361b1b, 0xb2dc6e6e, 0xeeb45a5a, 0xfb5ba0a0,
- 0xf6a45252, 0x4d763b3b, 0x61b7d6d6, 0xce7db3b3, 0x7b522929, 0x3edde3e3, 0x715e2f2f, 0x97138484,
- 0xf5a65353, 0x68b9d1d1, 0x00000000, 0x2cc1eded, 0x60402020, 0x1fe3fcfc, 0xc879b1b1, 0xedb65b5b,
- 0xbed46a6a, 0x468dcbcb, 0xd967bebe, 0x4b723939, 0xde944a4a, 0xd4984c4c, 0xe8b05858, 0x4a85cfcf,
- 0x6bbbd0d0, 0x2ac5efef, 0xe54faaaa, 0x16edfbfb, 0xc5864343, 0xd79a4d4d, 0x55663333, 0x94118585,
- 0xcf8a4545, 0x10e9f9f9, 0x06040202, 0x81fe7f7f, 0xf0a05050, 0x44783c3c, 0xba259f9f, 0xe34ba8a8,
- 0xf3a25151, 0xfe5da3a3, 0xc0804040, 0x8a058f8f, 0xad3f9292, 0xbc219d9d, 0x48703838, 0x04f1f5f5,
- 0xdf63bcbc, 0xc177b6b6, 0x75afdada, 0x63422121, 0x30201010, 0x1ae5ffff, 0x0efdf3f3, 0x6dbfd2d2,
- 0x4c81cdcd, 0x14180c0c, 0x35261313, 0x2fc3ecec, 0xe1be5f5f, 0xa2359797, 0xcc884444, 0x392e1717,
- 0x5793c4c4, 0xf255a7a7, 0x82fc7e7e, 0x477a3d3d, 0xacc86464, 0xe7ba5d5d, 0x2b321919, 0x95e67373,
- 0xa0c06060, 0x98198181, 0xd19e4f4f, 0x7fa3dcdc, 0x66442222, 0x7e542a2a, 0xab3b9090, 0x830b8888,
- 0xca8c4646, 0x29c7eeee, 0xd36bb8b8, 0x3c281414, 0x79a7dede, 0xe2bc5e5e, 0x1d160b0b, 0x76addbdb,
- 0x3bdbe0e0, 0x56643232, 0x4e743a3a, 0x1e140a0a, 0xdb924949, 0x0a0c0606, 0x6c482424, 0xe4b85c5c,
- 0x5d9fc2c2, 0x6ebdd3d3, 0xef43acac, 0xa6c46262, 0xa8399191, 0xa4319595, 0x37d3e4e4, 0x8bf27979,
- 0x32d5e7e7, 0x438bc8c8, 0x596e3737, 0xb7da6d6d, 0x8c018d8d, 0x64b1d5d5, 0xd29c4e4e, 0xe049a9a9,
- 0xb4d86c6c, 0xfaac5656, 0x07f3f4f4, 0x25cfeaea, 0xafca6565, 0x8ef47a7a, 0xe947aeae, 0x18100808,
- 0xd56fbaba, 0x88f07878, 0x6f4a2525, 0x725c2e2e, 0x24381c1c, 0xf157a6a6, 0xc773b4b4, 0x5197c6c6,
- 0x23cbe8e8, 0x7ca1dddd, 0x9ce87474, 0x213e1f1f, 0xdd964b4b, 0xdc61bdbd, 0x860d8b8b, 0x850f8a8a,
- 0x90e07070, 0x427c3e3e, 0xc471b5b5, 0xaacc6666, 0xd8904848, 0x05060303, 0x01f7f6f6, 0x121c0e0e,
- 0xa3c26161, 0x5f6a3535, 0xf9ae5757, 0xd069b9b9, 0x91178686, 0x5899c1c1, 0x273a1d1d, 0xb9279e9e,
- 0x38d9e1e1, 0x13ebf8f8, 0xb32b9898, 0x33221111, 0xbbd26969, 0x70a9d9d9, 0x89078e8e, 0xa7339494,
- 0xb62d9b9b, 0x223c1e1e, 0x92158787, 0x20c9e9e9, 0x4987cece, 0xffaa5555, 0x78502828, 0x7aa5dfdf,
- 0x8f038c8c, 0xf859a1a1, 0x80098989, 0x171a0d0d, 0xda65bfbf, 0x31d7e6e6, 0xc6844242, 0xb8d06868,
- 0xc3824141, 0xb0299999, 0x775a2d2d, 0x111e0f0f, 0xcb7bb0b0, 0xfca85454, 0xd66dbbbb, 0x3a2c1616,
-};
-const te2 = [256]u32{
- 0x63a5c663, 0x7c84f87c, 0x7799ee77, 0x7b8df67b, 0xf20dfff2, 0x6bbdd66b, 0x6fb1de6f, 0xc55491c5,
- 0x30506030, 0x01030201, 0x67a9ce67, 0x2b7d562b, 0xfe19e7fe, 0xd762b5d7, 0xabe64dab, 0x769aec76,
- 0xca458fca, 0x829d1f82, 0xc94089c9, 0x7d87fa7d, 0xfa15effa, 0x59ebb259, 0x47c98e47, 0xf00bfbf0,
- 0xadec41ad, 0xd467b3d4, 0xa2fd5fa2, 0xafea45af, 0x9cbf239c, 0xa4f753a4, 0x7296e472, 0xc05b9bc0,
- 0xb7c275b7, 0xfd1ce1fd, 0x93ae3d93, 0x266a4c26, 0x365a6c36, 0x3f417e3f, 0xf702f5f7, 0xcc4f83cc,
- 0x345c6834, 0xa5f451a5, 0xe534d1e5, 0xf108f9f1, 0x7193e271, 0xd873abd8, 0x31536231, 0x153f2a15,
- 0x040c0804, 0xc75295c7, 0x23654623, 0xc35e9dc3, 0x18283018, 0x96a13796, 0x050f0a05, 0x9ab52f9a,
- 0x07090e07, 0x12362412, 0x809b1b80, 0xe23ddfe2, 0xeb26cdeb, 0x27694e27, 0xb2cd7fb2, 0x759fea75,
- 0x091b1209, 0x839e1d83, 0x2c74582c, 0x1a2e341a, 0x1b2d361b, 0x6eb2dc6e, 0x5aeeb45a, 0xa0fb5ba0,
- 0x52f6a452, 0x3b4d763b, 0xd661b7d6, 0xb3ce7db3, 0x297b5229, 0xe33edde3, 0x2f715e2f, 0x84971384,
- 0x53f5a653, 0xd168b9d1, 0x00000000, 0xed2cc1ed, 0x20604020, 0xfc1fe3fc, 0xb1c879b1, 0x5bedb65b,
- 0x6abed46a, 0xcb468dcb, 0xbed967be, 0x394b7239, 0x4ade944a, 0x4cd4984c, 0x58e8b058, 0xcf4a85cf,
- 0xd06bbbd0, 0xef2ac5ef, 0xaae54faa, 0xfb16edfb, 0x43c58643, 0x4dd79a4d, 0x33556633, 0x85941185,
- 0x45cf8a45, 0xf910e9f9, 0x02060402, 0x7f81fe7f, 0x50f0a050, 0x3c44783c, 0x9fba259f, 0xa8e34ba8,
- 0x51f3a251, 0xa3fe5da3, 0x40c08040, 0x8f8a058f, 0x92ad3f92, 0x9dbc219d, 0x38487038, 0xf504f1f5,
- 0xbcdf63bc, 0xb6c177b6, 0xda75afda, 0x21634221, 0x10302010, 0xff1ae5ff, 0xf30efdf3, 0xd26dbfd2,
- 0xcd4c81cd, 0x0c14180c, 0x13352613, 0xec2fc3ec, 0x5fe1be5f, 0x97a23597, 0x44cc8844, 0x17392e17,
- 0xc45793c4, 0xa7f255a7, 0x7e82fc7e, 0x3d477a3d, 0x64acc864, 0x5de7ba5d, 0x192b3219, 0x7395e673,
- 0x60a0c060, 0x81981981, 0x4fd19e4f, 0xdc7fa3dc, 0x22664422, 0x2a7e542a, 0x90ab3b90, 0x88830b88,
- 0x46ca8c46, 0xee29c7ee, 0xb8d36bb8, 0x143c2814, 0xde79a7de, 0x5ee2bc5e, 0x0b1d160b, 0xdb76addb,
- 0xe03bdbe0, 0x32566432, 0x3a4e743a, 0x0a1e140a, 0x49db9249, 0x060a0c06, 0x246c4824, 0x5ce4b85c,
- 0xc25d9fc2, 0xd36ebdd3, 0xacef43ac, 0x62a6c462, 0x91a83991, 0x95a43195, 0xe437d3e4, 0x798bf279,
- 0xe732d5e7, 0xc8438bc8, 0x37596e37, 0x6db7da6d, 0x8d8c018d, 0xd564b1d5, 0x4ed29c4e, 0xa9e049a9,
- 0x6cb4d86c, 0x56faac56, 0xf407f3f4, 0xea25cfea, 0x65afca65, 0x7a8ef47a, 0xaee947ae, 0x08181008,
- 0xbad56fba, 0x7888f078, 0x256f4a25, 0x2e725c2e, 0x1c24381c, 0xa6f157a6, 0xb4c773b4, 0xc65197c6,
- 0xe823cbe8, 0xdd7ca1dd, 0x749ce874, 0x1f213e1f, 0x4bdd964b, 0xbddc61bd, 0x8b860d8b, 0x8a850f8a,
- 0x7090e070, 0x3e427c3e, 0xb5c471b5, 0x66aacc66, 0x48d89048, 0x03050603, 0xf601f7f6, 0x0e121c0e,
- 0x61a3c261, 0x355f6a35, 0x57f9ae57, 0xb9d069b9, 0x86911786, 0xc15899c1, 0x1d273a1d, 0x9eb9279e,
- 0xe138d9e1, 0xf813ebf8, 0x98b32b98, 0x11332211, 0x69bbd269, 0xd970a9d9, 0x8e89078e, 0x94a73394,
- 0x9bb62d9b, 0x1e223c1e, 0x87921587, 0xe920c9e9, 0xce4987ce, 0x55ffaa55, 0x28785028, 0xdf7aa5df,
- 0x8c8f038c, 0xa1f859a1, 0x89800989, 0x0d171a0d, 0xbfda65bf, 0xe631d7e6, 0x42c68442, 0x68b8d068,
- 0x41c38241, 0x99b02999, 0x2d775a2d, 0x0f111e0f, 0xb0cb7bb0, 0x54fca854, 0xbbd66dbb, 0x163a2c16,
-};
-const te3 = [256]u32{
- 0x6363a5c6, 0x7c7c84f8, 0x777799ee, 0x7b7b8df6, 0xf2f20dff, 0x6b6bbdd6, 0x6f6fb1de, 0xc5c55491,
- 0x30305060, 0x01010302, 0x6767a9ce, 0x2b2b7d56, 0xfefe19e7, 0xd7d762b5, 0xababe64d, 0x76769aec,
- 0xcaca458f, 0x82829d1f, 0xc9c94089, 0x7d7d87fa, 0xfafa15ef, 0x5959ebb2, 0x4747c98e, 0xf0f00bfb,
- 0xadadec41, 0xd4d467b3, 0xa2a2fd5f, 0xafafea45, 0x9c9cbf23, 0xa4a4f753, 0x727296e4, 0xc0c05b9b,
- 0xb7b7c275, 0xfdfd1ce1, 0x9393ae3d, 0x26266a4c, 0x36365a6c, 0x3f3f417e, 0xf7f702f5, 0xcccc4f83,
- 0x34345c68, 0xa5a5f451, 0xe5e534d1, 0xf1f108f9, 0x717193e2, 0xd8d873ab, 0x31315362, 0x15153f2a,
- 0x04040c08, 0xc7c75295, 0x23236546, 0xc3c35e9d, 0x18182830, 0x9696a137, 0x05050f0a, 0x9a9ab52f,
- 0x0707090e, 0x12123624, 0x80809b1b, 0xe2e23ddf, 0xebeb26cd, 0x2727694e, 0xb2b2cd7f, 0x75759fea,
- 0x09091b12, 0x83839e1d, 0x2c2c7458, 0x1a1a2e34, 0x1b1b2d36, 0x6e6eb2dc, 0x5a5aeeb4, 0xa0a0fb5b,
- 0x5252f6a4, 0x3b3b4d76, 0xd6d661b7, 0xb3b3ce7d, 0x29297b52, 0xe3e33edd, 0x2f2f715e, 0x84849713,
- 0x5353f5a6, 0xd1d168b9, 0x00000000, 0xeded2cc1, 0x20206040, 0xfcfc1fe3, 0xb1b1c879, 0x5b5bedb6,
- 0x6a6abed4, 0xcbcb468d, 0xbebed967, 0x39394b72, 0x4a4ade94, 0x4c4cd498, 0x5858e8b0, 0xcfcf4a85,
- 0xd0d06bbb, 0xefef2ac5, 0xaaaae54f, 0xfbfb16ed, 0x4343c586, 0x4d4dd79a, 0x33335566, 0x85859411,
- 0x4545cf8a, 0xf9f910e9, 0x02020604, 0x7f7f81fe, 0x5050f0a0, 0x3c3c4478, 0x9f9fba25, 0xa8a8e34b,
- 0x5151f3a2, 0xa3a3fe5d, 0x4040c080, 0x8f8f8a05, 0x9292ad3f, 0x9d9dbc21, 0x38384870, 0xf5f504f1,
- 0xbcbcdf63, 0xb6b6c177, 0xdada75af, 0x21216342, 0x10103020, 0xffff1ae5, 0xf3f30efd, 0xd2d26dbf,
- 0xcdcd4c81, 0x0c0c1418, 0x13133526, 0xecec2fc3, 0x5f5fe1be, 0x9797a235, 0x4444cc88, 0x1717392e,
- 0xc4c45793, 0xa7a7f255, 0x7e7e82fc, 0x3d3d477a, 0x6464acc8, 0x5d5de7ba, 0x19192b32, 0x737395e6,
- 0x6060a0c0, 0x81819819, 0x4f4fd19e, 0xdcdc7fa3, 0x22226644, 0x2a2a7e54, 0x9090ab3b, 0x8888830b,
- 0x4646ca8c, 0xeeee29c7, 0xb8b8d36b, 0x14143c28, 0xdede79a7, 0x5e5ee2bc, 0x0b0b1d16, 0xdbdb76ad,
- 0xe0e03bdb, 0x32325664, 0x3a3a4e74, 0x0a0a1e14, 0x4949db92, 0x06060a0c, 0x24246c48, 0x5c5ce4b8,
- 0xc2c25d9f, 0xd3d36ebd, 0xacacef43, 0x6262a6c4, 0x9191a839, 0x9595a431, 0xe4e437d3, 0x79798bf2,
- 0xe7e732d5, 0xc8c8438b, 0x3737596e, 0x6d6db7da, 0x8d8d8c01, 0xd5d564b1, 0x4e4ed29c, 0xa9a9e049,
- 0x6c6cb4d8, 0x5656faac, 0xf4f407f3, 0xeaea25cf, 0x6565afca, 0x7a7a8ef4, 0xaeaee947, 0x08081810,
- 0xbabad56f, 0x787888f0, 0x25256f4a, 0x2e2e725c, 0x1c1c2438, 0xa6a6f157, 0xb4b4c773, 0xc6c65197,
- 0xe8e823cb, 0xdddd7ca1, 0x74749ce8, 0x1f1f213e, 0x4b4bdd96, 0xbdbddc61, 0x8b8b860d, 0x8a8a850f,
- 0x707090e0, 0x3e3e427c, 0xb5b5c471, 0x6666aacc, 0x4848d890, 0x03030506, 0xf6f601f7, 0x0e0e121c,
- 0x6161a3c2, 0x35355f6a, 0x5757f9ae, 0xb9b9d069, 0x86869117, 0xc1c15899, 0x1d1d273a, 0x9e9eb927,
- 0xe1e138d9, 0xf8f813eb, 0x9898b32b, 0x11113322, 0x6969bbd2, 0xd9d970a9, 0x8e8e8907, 0x9494a733,
- 0x9b9bb62d, 0x1e1e223c, 0x87879215, 0xe9e920c9, 0xcece4987, 0x5555ffaa, 0x28287850, 0xdfdf7aa5,
- 0x8c8c8f03, 0xa1a1f859, 0x89898009, 0x0d0d171a, 0xbfbfda65, 0xe6e631d7, 0x4242c684, 0x6868b8d0,
- 0x4141c382, 0x9999b029, 0x2d2d775a, 0x0f0f111e, 0xb0b0cb7b, 0x5454fca8, 0xbbbbd66d, 0x16163a2c,
-};
-
-const td0 = [256]u32{
- 0x51f4a750, 0x7e416553, 0x1a17a4c3, 0x3a275e96, 0x3bab6bcb, 0x1f9d45f1, 0xacfa58ab, 0x4be30393,
- 0x2030fa55, 0xad766df6, 0x88cc7691, 0xf5024c25, 0x4fe5d7fc, 0xc52acbd7, 0x26354480, 0xb562a38f,
- 0xdeb15a49, 0x25ba1b67, 0x45ea0e98, 0x5dfec0e1, 0xc32f7502, 0x814cf012, 0x8d4697a3, 0x6bd3f9c6,
- 0x038f5fe7, 0x15929c95, 0xbf6d7aeb, 0x955259da, 0xd4be832d, 0x587421d3, 0x49e06929, 0x8ec9c844,
- 0x75c2896a, 0xf48e7978, 0x99583e6b, 0x27b971dd, 0xbee14fb6, 0xf088ad17, 0xc920ac66, 0x7dce3ab4,
- 0x63df4a18, 0xe51a3182, 0x97513360, 0x62537f45, 0xb16477e0, 0xbb6bae84, 0xfe81a01c, 0xf9082b94,
- 0x70486858, 0x8f45fd19, 0x94de6c87, 0x527bf8b7, 0xab73d323, 0x724b02e2, 0xe31f8f57, 0x6655ab2a,
- 0xb2eb2807, 0x2fb5c203, 0x86c57b9a, 0xd33708a5, 0x302887f2, 0x23bfa5b2, 0x02036aba, 0xed16825c,
- 0x8acf1c2b, 0xa779b492, 0xf307f2f0, 0x4e69e2a1, 0x65daf4cd, 0x0605bed5, 0xd134621f, 0xc4a6fe8a,
- 0x342e539d, 0xa2f355a0, 0x058ae132, 0xa4f6eb75, 0x0b83ec39, 0x4060efaa, 0x5e719f06, 0xbd6e1051,
- 0x3e218af9, 0x96dd063d, 0xdd3e05ae, 0x4de6bd46, 0x91548db5, 0x71c45d05, 0x0406d46f, 0x605015ff,
- 0x1998fb24, 0xd6bde997, 0x894043cc, 0x67d99e77, 0xb0e842bd, 0x07898b88, 0xe7195b38, 0x79c8eedb,
- 0xa17c0a47, 0x7c420fe9, 0xf8841ec9, 0x00000000, 0x09808683, 0x322bed48, 0x1e1170ac, 0x6c5a724e,
- 0xfd0efffb, 0x0f853856, 0x3daed51e, 0x362d3927, 0x0a0fd964, 0x685ca621, 0x9b5b54d1, 0x24362e3a,
- 0x0c0a67b1, 0x9357e70f, 0xb4ee96d2, 0x1b9b919e, 0x80c0c54f, 0x61dc20a2, 0x5a774b69, 0x1c121a16,
- 0xe293ba0a, 0xc0a02ae5, 0x3c22e043, 0x121b171d, 0x0e090d0b, 0xf28bc7ad, 0x2db6a8b9, 0x141ea9c8,
- 0x57f11985, 0xaf75074c, 0xee99ddbb, 0xa37f60fd, 0xf701269f, 0x5c72f5bc, 0x44663bc5, 0x5bfb7e34,
- 0x8b432976, 0xcb23c6dc, 0xb6edfc68, 0xb8e4f163, 0xd731dcca, 0x42638510, 0x13972240, 0x84c61120,
- 0x854a247d, 0xd2bb3df8, 0xaef93211, 0xc729a16d, 0x1d9e2f4b, 0xdcb230f3, 0x0d8652ec, 0x77c1e3d0,
- 0x2bb3166c, 0xa970b999, 0x119448fa, 0x47e96422, 0xa8fc8cc4, 0xa0f03f1a, 0x567d2cd8, 0x223390ef,
- 0x87494ec7, 0xd938d1c1, 0x8ccaa2fe, 0x98d40b36, 0xa6f581cf, 0xa57ade28, 0xdab78e26, 0x3fadbfa4,
- 0x2c3a9de4, 0x5078920d, 0x6a5fcc9b, 0x547e4662, 0xf68d13c2, 0x90d8b8e8, 0x2e39f75e, 0x82c3aff5,
- 0x9f5d80be, 0x69d0937c, 0x6fd52da9, 0xcf2512b3, 0xc8ac993b, 0x10187da7, 0xe89c636e, 0xdb3bbb7b,
- 0xcd267809, 0x6e5918f4, 0xec9ab701, 0x834f9aa8, 0xe6956e65, 0xaaffe67e, 0x21bccf08, 0xef15e8e6,
- 0xbae79bd9, 0x4a6f36ce, 0xea9f09d4, 0x29b07cd6, 0x31a4b2af, 0x2a3f2331, 0xc6a59430, 0x35a266c0,
- 0x744ebc37, 0xfc82caa6, 0xe090d0b0, 0x33a7d815, 0xf104984a, 0x41ecdaf7, 0x7fcd500e, 0x1791f62f,
- 0x764dd68d, 0x43efb04d, 0xccaa4d54, 0xe49604df, 0x9ed1b5e3, 0x4c6a881b, 0xc12c1fb8, 0x4665517f,
- 0x9d5eea04, 0x018c355d, 0xfa877473, 0xfb0b412e, 0xb3671d5a, 0x92dbd252, 0xe9105633, 0x6dd64713,
- 0x9ad7618c, 0x37a10c7a, 0x59f8148e, 0xeb133c89, 0xcea927ee, 0xb761c935, 0xe11ce5ed, 0x7a47b13c,
- 0x9cd2df59, 0x55f2733f, 0x1814ce79, 0x73c737bf, 0x53f7cdea, 0x5ffdaa5b, 0xdf3d6f14, 0x7844db86,
- 0xcaaff381, 0xb968c43e, 0x3824342c, 0xc2a3405f, 0x161dc372, 0xbce2250c, 0x283c498b, 0xff0d9541,
- 0x39a80171, 0x080cb3de, 0xd8b4e49c, 0x6456c190, 0x7bcb8461, 0xd532b670, 0x486c5c74, 0xd0b85742,
-};
-const td1 = [256]u32{
- 0x5051f4a7, 0x537e4165, 0xc31a17a4, 0x963a275e, 0xcb3bab6b, 0xf11f9d45, 0xabacfa58, 0x934be303,
- 0x552030fa, 0xf6ad766d, 0x9188cc76, 0x25f5024c, 0xfc4fe5d7, 0xd7c52acb, 0x80263544, 0x8fb562a3,
- 0x49deb15a, 0x6725ba1b, 0x9845ea0e, 0xe15dfec0, 0x02c32f75, 0x12814cf0, 0xa38d4697, 0xc66bd3f9,
- 0xe7038f5f, 0x9515929c, 0xebbf6d7a, 0xda955259, 0x2dd4be83, 0xd3587421, 0x2949e069, 0x448ec9c8,
- 0x6a75c289, 0x78f48e79, 0x6b99583e, 0xdd27b971, 0xb6bee14f, 0x17f088ad, 0x66c920ac, 0xb47dce3a,
- 0x1863df4a, 0x82e51a31, 0x60975133, 0x4562537f, 0xe0b16477, 0x84bb6bae, 0x1cfe81a0, 0x94f9082b,
- 0x58704868, 0x198f45fd, 0x8794de6c, 0xb7527bf8, 0x23ab73d3, 0xe2724b02, 0x57e31f8f, 0x2a6655ab,
- 0x07b2eb28, 0x032fb5c2, 0x9a86c57b, 0xa5d33708, 0xf2302887, 0xb223bfa5, 0xba02036a, 0x5ced1682,
- 0x2b8acf1c, 0x92a779b4, 0xf0f307f2, 0xa14e69e2, 0xcd65daf4, 0xd50605be, 0x1fd13462, 0x8ac4a6fe,
- 0x9d342e53, 0xa0a2f355, 0x32058ae1, 0x75a4f6eb, 0x390b83ec, 0xaa4060ef, 0x065e719f, 0x51bd6e10,
- 0xf93e218a, 0x3d96dd06, 0xaedd3e05, 0x464de6bd, 0xb591548d, 0x0571c45d, 0x6f0406d4, 0xff605015,
- 0x241998fb, 0x97d6bde9, 0xcc894043, 0x7767d99e, 0xbdb0e842, 0x8807898b, 0x38e7195b, 0xdb79c8ee,
- 0x47a17c0a, 0xe97c420f, 0xc9f8841e, 0x00000000, 0x83098086, 0x48322bed, 0xac1e1170, 0x4e6c5a72,
- 0xfbfd0eff, 0x560f8538, 0x1e3daed5, 0x27362d39, 0x640a0fd9, 0x21685ca6, 0xd19b5b54, 0x3a24362e,
- 0xb10c0a67, 0x0f9357e7, 0xd2b4ee96, 0x9e1b9b91, 0x4f80c0c5, 0xa261dc20, 0x695a774b, 0x161c121a,
- 0x0ae293ba, 0xe5c0a02a, 0x433c22e0, 0x1d121b17, 0x0b0e090d, 0xadf28bc7, 0xb92db6a8, 0xc8141ea9,
- 0x8557f119, 0x4caf7507, 0xbbee99dd, 0xfda37f60, 0x9ff70126, 0xbc5c72f5, 0xc544663b, 0x345bfb7e,
- 0x768b4329, 0xdccb23c6, 0x68b6edfc, 0x63b8e4f1, 0xcad731dc, 0x10426385, 0x40139722, 0x2084c611,
- 0x7d854a24, 0xf8d2bb3d, 0x11aef932, 0x6dc729a1, 0x4b1d9e2f, 0xf3dcb230, 0xec0d8652, 0xd077c1e3,
- 0x6c2bb316, 0x99a970b9, 0xfa119448, 0x2247e964, 0xc4a8fc8c, 0x1aa0f03f, 0xd8567d2c, 0xef223390,
- 0xc787494e, 0xc1d938d1, 0xfe8ccaa2, 0x3698d40b, 0xcfa6f581, 0x28a57ade, 0x26dab78e, 0xa43fadbf,
- 0xe42c3a9d, 0x0d507892, 0x9b6a5fcc, 0x62547e46, 0xc2f68d13, 0xe890d8b8, 0x5e2e39f7, 0xf582c3af,
- 0xbe9f5d80, 0x7c69d093, 0xa96fd52d, 0xb3cf2512, 0x3bc8ac99, 0xa710187d, 0x6ee89c63, 0x7bdb3bbb,
- 0x09cd2678, 0xf46e5918, 0x01ec9ab7, 0xa8834f9a, 0x65e6956e, 0x7eaaffe6, 0x0821bccf, 0xe6ef15e8,
- 0xd9bae79b, 0xce4a6f36, 0xd4ea9f09, 0xd629b07c, 0xaf31a4b2, 0x312a3f23, 0x30c6a594, 0xc035a266,
- 0x37744ebc, 0xa6fc82ca, 0xb0e090d0, 0x1533a7d8, 0x4af10498, 0xf741ecda, 0x0e7fcd50, 0x2f1791f6,
- 0x8d764dd6, 0x4d43efb0, 0x54ccaa4d, 0xdfe49604, 0xe39ed1b5, 0x1b4c6a88, 0xb8c12c1f, 0x7f466551,
- 0x049d5eea, 0x5d018c35, 0x73fa8774, 0x2efb0b41, 0x5ab3671d, 0x5292dbd2, 0x33e91056, 0x136dd647,
- 0x8c9ad761, 0x7a37a10c, 0x8e59f814, 0x89eb133c, 0xeecea927, 0x35b761c9, 0xede11ce5, 0x3c7a47b1,
- 0x599cd2df, 0x3f55f273, 0x791814ce, 0xbf73c737, 0xea53f7cd, 0x5b5ffdaa, 0x14df3d6f, 0x867844db,
- 0x81caaff3, 0x3eb968c4, 0x2c382434, 0x5fc2a340, 0x72161dc3, 0x0cbce225, 0x8b283c49, 0x41ff0d95,
- 0x7139a801, 0xde080cb3, 0x9cd8b4e4, 0x906456c1, 0x617bcb84, 0x70d532b6, 0x74486c5c, 0x42d0b857,
-};
-const td2 = [256]u32{
- 0xa75051f4, 0x65537e41, 0xa4c31a17, 0x5e963a27, 0x6bcb3bab, 0x45f11f9d, 0x58abacfa, 0x03934be3,
- 0xfa552030, 0x6df6ad76, 0x769188cc, 0x4c25f502, 0xd7fc4fe5, 0xcbd7c52a, 0x44802635, 0xa38fb562,
- 0x5a49deb1, 0x1b6725ba, 0x0e9845ea, 0xc0e15dfe, 0x7502c32f, 0xf012814c, 0x97a38d46, 0xf9c66bd3,
- 0x5fe7038f, 0x9c951592, 0x7aebbf6d, 0x59da9552, 0x832dd4be, 0x21d35874, 0x692949e0, 0xc8448ec9,
- 0x896a75c2, 0x7978f48e, 0x3e6b9958, 0x71dd27b9, 0x4fb6bee1, 0xad17f088, 0xac66c920, 0x3ab47dce,
- 0x4a1863df, 0x3182e51a, 0x33609751, 0x7f456253, 0x77e0b164, 0xae84bb6b, 0xa01cfe81, 0x2b94f908,
- 0x68587048, 0xfd198f45, 0x6c8794de, 0xf8b7527b, 0xd323ab73, 0x02e2724b, 0x8f57e31f, 0xab2a6655,
- 0x2807b2eb, 0xc2032fb5, 0x7b9a86c5, 0x08a5d337, 0x87f23028, 0xa5b223bf, 0x6aba0203, 0x825ced16,
- 0x1c2b8acf, 0xb492a779, 0xf2f0f307, 0xe2a14e69, 0xf4cd65da, 0xbed50605, 0x621fd134, 0xfe8ac4a6,
- 0x539d342e, 0x55a0a2f3, 0xe132058a, 0xeb75a4f6, 0xec390b83, 0xefaa4060, 0x9f065e71, 0x1051bd6e,
- 0x8af93e21, 0x063d96dd, 0x05aedd3e, 0xbd464de6, 0x8db59154, 0x5d0571c4, 0xd46f0406, 0x15ff6050,
- 0xfb241998, 0xe997d6bd, 0x43cc8940, 0x9e7767d9, 0x42bdb0e8, 0x8b880789, 0x5b38e719, 0xeedb79c8,
- 0x0a47a17c, 0x0fe97c42, 0x1ec9f884, 0x00000000, 0x86830980, 0xed48322b, 0x70ac1e11, 0x724e6c5a,
- 0xfffbfd0e, 0x38560f85, 0xd51e3dae, 0x3927362d, 0xd9640a0f, 0xa621685c, 0x54d19b5b, 0x2e3a2436,
- 0x67b10c0a, 0xe70f9357, 0x96d2b4ee, 0x919e1b9b, 0xc54f80c0, 0x20a261dc, 0x4b695a77, 0x1a161c12,
- 0xba0ae293, 0x2ae5c0a0, 0xe0433c22, 0x171d121b, 0x0d0b0e09, 0xc7adf28b, 0xa8b92db6, 0xa9c8141e,
- 0x198557f1, 0x074caf75, 0xddbbee99, 0x60fda37f, 0x269ff701, 0xf5bc5c72, 0x3bc54466, 0x7e345bfb,
- 0x29768b43, 0xc6dccb23, 0xfc68b6ed, 0xf163b8e4, 0xdccad731, 0x85104263, 0x22401397, 0x112084c6,
- 0x247d854a, 0x3df8d2bb, 0x3211aef9, 0xa16dc729, 0x2f4b1d9e, 0x30f3dcb2, 0x52ec0d86, 0xe3d077c1,
- 0x166c2bb3, 0xb999a970, 0x48fa1194, 0x642247e9, 0x8cc4a8fc, 0x3f1aa0f0, 0x2cd8567d, 0x90ef2233,
- 0x4ec78749, 0xd1c1d938, 0xa2fe8cca, 0x0b3698d4, 0x81cfa6f5, 0xde28a57a, 0x8e26dab7, 0xbfa43fad,
- 0x9de42c3a, 0x920d5078, 0xcc9b6a5f, 0x4662547e, 0x13c2f68d, 0xb8e890d8, 0xf75e2e39, 0xaff582c3,
- 0x80be9f5d, 0x937c69d0, 0x2da96fd5, 0x12b3cf25, 0x993bc8ac, 0x7da71018, 0x636ee89c, 0xbb7bdb3b,
- 0x7809cd26, 0x18f46e59, 0xb701ec9a, 0x9aa8834f, 0x6e65e695, 0xe67eaaff, 0xcf0821bc, 0xe8e6ef15,
- 0x9bd9bae7, 0x36ce4a6f, 0x09d4ea9f, 0x7cd629b0, 0xb2af31a4, 0x23312a3f, 0x9430c6a5, 0x66c035a2,
- 0xbc37744e, 0xcaa6fc82, 0xd0b0e090, 0xd81533a7, 0x984af104, 0xdaf741ec, 0x500e7fcd, 0xf62f1791,
- 0xd68d764d, 0xb04d43ef, 0x4d54ccaa, 0x04dfe496, 0xb5e39ed1, 0x881b4c6a, 0x1fb8c12c, 0x517f4665,
- 0xea049d5e, 0x355d018c, 0x7473fa87, 0x412efb0b, 0x1d5ab367, 0xd25292db, 0x5633e910, 0x47136dd6,
- 0x618c9ad7, 0x0c7a37a1, 0x148e59f8, 0x3c89eb13, 0x27eecea9, 0xc935b761, 0xe5ede11c, 0xb13c7a47,
- 0xdf599cd2, 0x733f55f2, 0xce791814, 0x37bf73c7, 0xcdea53f7, 0xaa5b5ffd, 0x6f14df3d, 0xdb867844,
- 0xf381caaf, 0xc43eb968, 0x342c3824, 0x405fc2a3, 0xc372161d, 0x250cbce2, 0x498b283c, 0x9541ff0d,
- 0x017139a8, 0xb3de080c, 0xe49cd8b4, 0xc1906456, 0x84617bcb, 0xb670d532, 0x5c74486c, 0x5742d0b8,
-};
-const td3 = [256]u32{
- 0xf4a75051, 0x4165537e, 0x17a4c31a, 0x275e963a, 0xab6bcb3b, 0x9d45f11f, 0xfa58abac, 0xe303934b,
- 0x30fa5520, 0x766df6ad, 0xcc769188, 0x024c25f5, 0xe5d7fc4f, 0x2acbd7c5, 0x35448026, 0x62a38fb5,
- 0xb15a49de, 0xba1b6725, 0xea0e9845, 0xfec0e15d, 0x2f7502c3, 0x4cf01281, 0x4697a38d, 0xd3f9c66b,
- 0x8f5fe703, 0x929c9515, 0x6d7aebbf, 0x5259da95, 0xbe832dd4, 0x7421d358, 0xe0692949, 0xc9c8448e,
- 0xc2896a75, 0x8e7978f4, 0x583e6b99, 0xb971dd27, 0xe14fb6be, 0x88ad17f0, 0x20ac66c9, 0xce3ab47d,
- 0xdf4a1863, 0x1a3182e5, 0x51336097, 0x537f4562, 0x6477e0b1, 0x6bae84bb, 0x81a01cfe, 0x082b94f9,
- 0x48685870, 0x45fd198f, 0xde6c8794, 0x7bf8b752, 0x73d323ab, 0x4b02e272, 0x1f8f57e3, 0x55ab2a66,
- 0xeb2807b2, 0xb5c2032f, 0xc57b9a86, 0x3708a5d3, 0x2887f230, 0xbfa5b223, 0x036aba02, 0x16825ced,
- 0xcf1c2b8a, 0x79b492a7, 0x07f2f0f3, 0x69e2a14e, 0xdaf4cd65, 0x05bed506, 0x34621fd1, 0xa6fe8ac4,
- 0x2e539d34, 0xf355a0a2, 0x8ae13205, 0xf6eb75a4, 0x83ec390b, 0x60efaa40, 0x719f065e, 0x6e1051bd,
- 0x218af93e, 0xdd063d96, 0x3e05aedd, 0xe6bd464d, 0x548db591, 0xc45d0571, 0x06d46f04, 0x5015ff60,
- 0x98fb2419, 0xbde997d6, 0x4043cc89, 0xd99e7767, 0xe842bdb0, 0x898b8807, 0x195b38e7, 0xc8eedb79,
- 0x7c0a47a1, 0x420fe97c, 0x841ec9f8, 0x00000000, 0x80868309, 0x2bed4832, 0x1170ac1e, 0x5a724e6c,
- 0x0efffbfd, 0x8538560f, 0xaed51e3d, 0x2d392736, 0x0fd9640a, 0x5ca62168, 0x5b54d19b, 0x362e3a24,
- 0x0a67b10c, 0x57e70f93, 0xee96d2b4, 0x9b919e1b, 0xc0c54f80, 0xdc20a261, 0x774b695a, 0x121a161c,
- 0x93ba0ae2, 0xa02ae5c0, 0x22e0433c, 0x1b171d12, 0x090d0b0e, 0x8bc7adf2, 0xb6a8b92d, 0x1ea9c814,
- 0xf1198557, 0x75074caf, 0x99ddbbee, 0x7f60fda3, 0x01269ff7, 0x72f5bc5c, 0x663bc544, 0xfb7e345b,
- 0x4329768b, 0x23c6dccb, 0xedfc68b6, 0xe4f163b8, 0x31dccad7, 0x63851042, 0x97224013, 0xc6112084,
- 0x4a247d85, 0xbb3df8d2, 0xf93211ae, 0x29a16dc7, 0x9e2f4b1d, 0xb230f3dc, 0x8652ec0d, 0xc1e3d077,
- 0xb3166c2b, 0x70b999a9, 0x9448fa11, 0xe9642247, 0xfc8cc4a8, 0xf03f1aa0, 0x7d2cd856, 0x3390ef22,
- 0x494ec787, 0x38d1c1d9, 0xcaa2fe8c, 0xd40b3698, 0xf581cfa6, 0x7ade28a5, 0xb78e26da, 0xadbfa43f,
- 0x3a9de42c, 0x78920d50, 0x5fcc9b6a, 0x7e466254, 0x8d13c2f6, 0xd8b8e890, 0x39f75e2e, 0xc3aff582,
- 0x5d80be9f, 0xd0937c69, 0xd52da96f, 0x2512b3cf, 0xac993bc8, 0x187da710, 0x9c636ee8, 0x3bbb7bdb,
- 0x267809cd, 0x5918f46e, 0x9ab701ec, 0x4f9aa883, 0x956e65e6, 0xffe67eaa, 0xbccf0821, 0x15e8e6ef,
- 0xe79bd9ba, 0x6f36ce4a, 0x9f09d4ea, 0xb07cd629, 0xa4b2af31, 0x3f23312a, 0xa59430c6, 0xa266c035,
- 0x4ebc3774, 0x82caa6fc, 0x90d0b0e0, 0xa7d81533, 0x04984af1, 0xecdaf741, 0xcd500e7f, 0x91f62f17,
- 0x4dd68d76, 0xefb04d43, 0xaa4d54cc, 0x9604dfe4, 0xd1b5e39e, 0x6a881b4c, 0x2c1fb8c1, 0x65517f46,
- 0x5eea049d, 0x8c355d01, 0x877473fa, 0x0b412efb, 0x671d5ab3, 0xdbd25292, 0x105633e9, 0xd647136d,
- 0xd7618c9a, 0xa10c7a37, 0xf8148e59, 0x133c89eb, 0xa927eece, 0x61c935b7, 0x1ce5ede1, 0x47b13c7a,
- 0xd2df599c, 0xf2733f55, 0x14ce7918, 0xc737bf73, 0xf7cdea53, 0xfdaa5b5f, 0x3d6f14df, 0x44db8678,
- 0xaff381ca, 0x68c43eb9, 0x24342c38, 0xa3405fc2, 0x1dc37216, 0xe2250cbc, 0x3c498b28, 0x0d9541ff,
- 0xa8017139, 0x0cb3de08, 0xb4e49cd8, 0x56c19064, 0xcb84617b, 0x32b670d5, 0x6c5c7448, 0xb85742d0,
-};
+ for (enc.key_schedule.round_keys) |round_key, i| {
+ try std.fmt.hexToBytes(&exp, exp_enc[i]);
+ testing.expectEqualSlices(u8, &exp, &round_key.toBytes());
+ }
+ for (dec.key_schedule.round_keys) |round_key, i| {
+ try std.fmt.hexToBytes(&exp, exp_dec[i]);
+ testing.expectEqualSlices(u8, &exp, &round_key.toBytes());
+ }
+}
diff --git a/lib/std/crypto/aes/aesni.zig b/lib/std/crypto/aes/aesni.zig
new file mode 100644
index 0000000000..f13a4a581c
--- /dev/null
+++ b/lib/std/crypto/aes/aesni.zig
@@ -0,0 +1,420 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) 2015-2020 Zig Contributors
+// This file is part of [zig](https://ziglang.org/), which is MIT licensed.
+// The MIT license requires this copyright notice to be included in all copies
+// and substantial portions of the software.
+// Based on Go stdlib implementation
+
+const std = @import("../../std.zig");
+const mem = std.mem;
+const debug = std.debug;
+const Vector = std.meta.Vector;
+
+const BlockVec = Vector(2, u64);
+
+/// A single AES block.
+pub const Block = struct {
+ pub const block_size: usize = 16;
+
+ /// Internal representation of a block.
+ repr: BlockVec,
+
+ /// Convert a byte sequence into an internal representation.
+ pub inline fn fromBytes(bytes: *const [16]u8) Block {
+ const repr = mem.bytesToValue(BlockVec, bytes);
+ return Block{ .repr = repr };
+ }
+
+ /// Convert the internal representation of a block into a byte sequence.
+ pub inline fn toBytes(block: Block) [16]u8 {
+ return mem.toBytes(block.repr);
+ }
+
+ /// XOR the block with a byte sequence.
+ pub inline fn xorBytes(block: Block, bytes: *const [16]u8) [16]u8 {
+ const x = block.repr ^ fromBytes(bytes).repr;
+ return mem.toBytes(x);
+ }
+
+ /// Encrypt a block with a round key.
+ pub inline fn encrypt(block: Block, round_key: Block) Block {
+ return Block{
+ .repr = asm (
+ \\ vaesenc %[rk], %[in], %[out]
+ : [out] "=x" (-> BlockVec)
+ : [in] "x" (block.repr),
+ [rk] "x" (round_key.repr)
+ ),
+ };
+ }
+
+ /// Encrypt a block with the last round key.
+ pub inline fn encryptLast(block: Block, round_key: Block) Block {
+ return Block{
+ .repr = asm (
+ \\ vaesenclast %[rk], %[in], %[out]
+ : [out] "=x" (-> BlockVec)
+ : [in] "x" (block.repr),
+ [rk] "x" (round_key.repr)
+ ),
+ };
+ }
+
+ /// Decrypt a block with a round key.
+ pub inline fn decrypt(block: Block, inv_round_key: Block) Block {
+ return Block{
+ .repr = asm (
+ \\ vaesdec %[rk], %[in], %[out]
+ : [out] "=x" (-> BlockVec)
+ : [in] "x" (block.repr),
+ [rk] "x" (inv_round_key.repr)
+ ),
+ };
+ }
+
+ /// Decrypt a block with the last round key.
+ pub inline fn decryptLast(block: Block, inv_round_key: Block) Block {
+ return Block{
+ .repr = asm (
+ \\ vaesdeclast %[rk], %[in], %[out]
+ : [out] "=x" (-> BlockVec)
+ : [in] "x" (block.repr),
+ [rk] "x" (inv_round_key.repr)
+ ),
+ };
+ }
+
+ /// XOR the content of two blocks.
+ pub inline fn xor(block1: Block, block2: Block) Block {
+ return Block{ .repr = block1.repr ^ block2.repr };
+ }
+
+ /// Perform operations on multiple blocks in parallel.
+ pub const parallel = struct {
+ /// The recommended number of AES encryption/decryption to perform in parallel for the chosen implementation.
+ pub const optimal_parallel_blocks = 8;
+
+ /// Encrypt multiple blocks in parallel, each their own round key.
+ pub inline fn encryptParallel(comptime count: usize, blocks: [count]Block, round_keys: [count]Block) [count]Block {
+ comptime var i = 0;
+ var out: [count]Block = undefined;
+ inline while (i < count) : (i += 1) {
+ out[i] = blocks[i].encrypt(round_keys[i]);
+ }
+ return out;
+ }
+
+ /// Decrypt multiple blocks in parallel, each their own round key.
+ pub inline fn decryptParallel(comptime count: usize, blocks: [count]Block, round_keys: [count]Block) [count]Block {
+ comptime var i = 0;
+ var out: [count]Block = undefined;
+ inline while (i < count) : (i += 1) {
+ out[i] = blocks[i].decrypt(round_keys[i]);
+ }
+ return out;
+ }
+
+ /// Encrypt multple blocks in parallel with the same round key.
+ pub inline fn encryptWide(comptime count: usize, blocks: [count]Block, round_key: Block) [count]Block {
+ comptime var i = 0;
+ var out: [count]Block = undefined;
+ inline while (i < count) : (i += 1) {
+ out[i] = blocks[i].encrypt(round_key);
+ }
+ return out;
+ }
+
+ /// Decrypt multple blocks in parallel with the same round key.
+ pub inline fn decryptWide(comptime count: usize, blocks: [count]Block, round_key: Block) [count]Block {
+ comptime var i = 0;
+ var out: [count]Block = undefined;
+ inline while (i < count) : (i += 1) {
+ out[i] = blocks[i].decrypt(round_key);
+ }
+ return out;
+ }
+
+ /// Encrypt multple blocks in parallel with the same last round key.
+ pub inline fn encryptLastWide(comptime count: usize, blocks: [count]Block, round_key: Block) [count]Block {
+ comptime var i = 0;
+ var out: [count]Block = undefined;
+ inline while (i < count) : (i += 1) {
+ out[i] = blocks[i].encryptLast(round_key);
+ }
+ return out;
+ }
+
+ /// Decrypt multple blocks in parallel with the same last round key.
+ pub inline fn decryptLastWide(comptime count: usize, blocks: [count]Block, round_key: Block) [count]Block {
+ comptime var i = 0;
+ var out: [count]Block = undefined;
+ inline while (i < count) : (i += 1) {
+ out[i] = blocks[i].decryptLast(round_key);
+ }
+ return out;
+ }
+ };
+};
+
+fn KeySchedule(comptime AES: type) type {
+ std.debug.assert(AES.rounds == 10 or AES.rounds == 14);
+ const rounds = AES.rounds;
+
+ return struct {
+ const Self = @This();
+ round_keys: [rounds + 1]Block,
+
+ fn drc(comptime second: bool, comptime rc: u8, t: BlockVec, tx: BlockVec) BlockVec {
+ var s: BlockVec = undefined;
+ var ts: BlockVec = undefined;
+ return asm (
+ \\ vaeskeygenassist %[rc], %[t], %[s]
+ \\ vpslldq $4, %[tx], %[ts]
+ \\ vpxor %[ts], %[tx], %[r]
+ \\ vpslldq $8, %[r], %[ts]
+ \\ vpxor %[ts], %[r], %[r]
+ \\ vpshufd %[mask], %[s], %[ts]
+ \\ vpxor %[ts], %[r], %[r]
+ : [r] "=&x" (-> BlockVec),
+ [s] "=&x" (s),
+ [ts] "=&x" (ts)
+ : [rc] "n" (rc),
+ [t] "x" (t),
+ [tx] "x" (tx),
+ [mask] "n" (@as(u8, if (second) 0xaa else 0xff))
+ );
+ }
+
+ fn expand128(t1: *Block) Self {
+ var round_keys: [11]Block = undefined;
+ const rcs = [_]u8{ 1, 2, 4, 8, 16, 32, 64, 128, 27, 54 };
+ inline for (rcs) |rc, round| {
+ round_keys[round] = t1.*;
+ t1.repr = drc(false, rc, t1.repr, t1.repr);
+ }
+ round_keys[rcs.len] = t1.*;
+ return Self{ .round_keys = round_keys };
+ }
+
+ fn expand256(t1: *Block, t2: *Block) Self {
+ var round_keys: [15]Block = undefined;
+ const rcs = [_]u8{ 1, 2, 4, 8, 16, 32 };
+ round_keys[0] = t1.*;
+ inline for (rcs) |rc, round| {
+ round_keys[round * 2 + 1] = t2.*;
+ t1.repr = drc(false, rc, t2.repr, t1.repr);
+ round_keys[round * 2 + 2] = t1.*;
+ t2.repr = drc(true, rc, t1.repr, t2.repr);
+ }
+ round_keys[rcs.len * 2 + 1] = t2.*;
+ t1.repr = drc(false, 64, t2.repr, t1.repr);
+ round_keys[rcs.len * 2 + 2] = t1.*;
+ return Self{ .round_keys = round_keys };
+ }
+
+ /// Invert the key schedule.
+ pub fn invert(key_schedule: Self) Self {
+ const round_keys = &key_schedule.round_keys;
+ var inv_round_keys: [rounds + 1]Block = undefined;
+ inv_round_keys[0] = round_keys[rounds];
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ inv_round_keys[i] = Block{
+ .repr = asm (
+ \\ vaesimc %[rk], %[inv_rk]
+ : [inv_rk] "=x" (-> BlockVec)
+ : [rk] "x" (round_keys[rounds - i].repr)
+ ),
+ };
+ }
+ inv_round_keys[rounds] = round_keys[0];
+ return Self{ .round_keys = inv_round_keys };
+ }
+ };
+}
+
+/// A context to perform encryption using the standard AES key schedule.
+pub fn AESEncryptCtx(comptime AES: type) type {
+ std.debug.assert(AES.key_bits == 128 or AES.key_bits == 256);
+ const rounds = AES.rounds;
+
+ return struct {
+ const Self = @This();
+ pub const block = AES.block;
+ pub const block_size = block.block_size;
+ key_schedule: KeySchedule(AES),
+
+ /// Create a new encryption context with the given key.
+ pub fn init(key: [AES.key_bits / 8]u8) Self {
+ var t1 = Block.fromBytes(key[0..16]);
+ const key_schedule = if (AES.key_bits == 128) ks: {
+ break :ks KeySchedule(AES).expand128(&t1);
+ } else ks: {
+ var t2 = Block.fromBytes(key[16..32]);
+ break :ks KeySchedule(AES).expand256(&t1, &t2);
+ };
+ return Self{
+ .key_schedule = key_schedule,
+ };
+ }
+
+ /// Encrypt a single block.
+ pub fn encrypt(ctx: Self, dst: *[16]u8, src: *const [16]u8) void {
+ const round_keys = ctx.key_schedule.round_keys;
+ var t = Block.fromBytes(src).xor(round_keys[0]);
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ t = t.encrypt(round_keys[i]);
+ }
+ t = t.encryptLast(round_keys[rounds]);
+ dst.* = t.toBytes();
+ }
+
+ /// Encrypt+XOR a single block.
+ pub fn xor(ctx: Self, dst: *[16]u8, src: *const [16]u8, counter: [16]u8) void {
+ const round_keys = ctx.key_schedule.round_keys;
+ var t = Block.fromBytes(&counter).xor(round_keys[0]);
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ t = t.encrypt(round_keys[i]);
+ }
+ t = t.encryptLast(round_keys[rounds]);
+ dst.* = t.xorBytes(src);
+ }
+
+ /// Encrypt multiple blocks, possibly leveraging parallelization.
+ pub fn encryptWide(ctx: Self, comptime count: usize, dst: *[16 * count]u8, src: *const [16 * count]u8) void {
+ const round_keys = ctx.key_schedule.round_keys;
+ var ts: [count]Block = undefined;
+ comptime var j = 0;
+ inline while (j < count) : (j += 1) {
+ ts[j] = Block.fromBytes(src[j * 16 .. j * 16 + 16][0..16]).xor(round_keys[0]);
+ }
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ ts = Block.parallel.encryptWide(count, ts, round_keys[i]);
+ }
+ i = 1;
+ inline while (i < count) : (i += 1) {
+ ts = Block.parallel.encryptLastWide(count, ts, round_keys[i]);
+ }
+ j = 0;
+ inline while (j < count) : (j += 1) {
+ dst[16 * j .. 16 * j + 16].* = ts[j].toBytes();
+ }
+ }
+
+ /// Encrypt+XOR multiple blocks, possibly leveraging parallelization.
+ pub fn xorWide(ctx: Self, comptime count: usize, dst: *[16 * count]u8, src: *const [16 * count]u8, counters: [16 * count]u8) void {
+ const round_keys = ctx.key_schedule.round_keys;
+ var ts: [count]Block = undefined;
+ comptime var j = 0;
+ inline while (j < count) : (j += 1) {
+ ts[j] = Block.fromBytes(counters[j * 16 .. j * 16 + 16][0..16]).xor(round_keys[0]);
+ }
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ ts = Block.parallel.encryptWide(count, ts, round_keys[i]);
+ }
+ ts = Block.parallel.encryptLastWide(count, ts, round_keys[i]);
+ j = 0;
+ inline while (j < count) : (j += 1) {
+ dst[16 * j .. 16 * j + 16].* = ts[j].xorBytes(src[16 * j .. 16 * j + 16]);
+ }
+ }
+ };
+}
+
+/// A context to perform decryption using the standard AES key schedule.
+pub fn AESDecryptCtx(comptime AES: type) type {
+ std.debug.assert(AES.key_bits == 128 or AES.key_bits == 256);
+ const rounds = AES.rounds;
+
+ return struct {
+ const Self = @This();
+ pub const block = AES.block;
+ pub const block_size = block.block_size;
+ key_schedule: KeySchedule(AES),
+
+ /// Create a decryption context from an existing encryption context.
+ pub fn initFromEnc(ctx: AESEncryptCtx(AES)) Self {
+ return Self{
+ .key_schedule = ctx.key_schedule.invert(),
+ };
+ }
+
+ /// Create a new decryption context with the given key.
+ pub fn init(key: [AES.key_bits / 8]u8) Self {
+ const enc_ctx = AESEncryptCtx(AES).init(key);
+ return initFromEnc(enc_ctx);
+ }
+
+ /// Decrypt a single block.
+ pub fn decrypt(ctx: Self, dst: *[16]u8, src: *const [16]u8) void {
+ const inv_round_keys = ctx.key_schedule.round_keys;
+ var t = Block.fromBytes(src).xor(inv_round_keys[0]);
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ t = t.decrypt(inv_round_keys[i]);
+ }
+ t = t.decryptLast(inv_round_keys[rounds]);
+ dst.* = t.toBytes();
+ }
+
+ /// Decrypt multiple blocks, possibly leveraging parallelization.
+ pub fn decryptWide(ctx: Self, comptime count: usize, dst: *[16 * count]u8, src: *const [16 * count]u8) void {
+ const inv_round_keys = ctx.key_schedule.round_keys;
+ var ts: [count]Block = undefined;
+ comptime var j = 0;
+ inline while (j < count) : (j += 1) {
+ ts[j] = Block.fromBytes(src[j * 16 .. j * 16 + 16][0..16]).xor(inv_round_keys[0]);
+ }
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ ts = Block.parallel.decryptWide(count, ts, inv_round_keys[i]);
+ }
+ i = 1;
+ inline while (i < count) : (i += 1) {
+ ts = Block.parallel.decryptLastWide(count, ts, inv_round_keys[i]);
+ }
+ j = 0;
+ inline while (j < count) : (j += 1) {
+ dst[16 * j .. 16 * j + 16].* = ts[j].toBytes();
+ }
+ }
+ };
+}
+
+/// AES-128 with the standard key schedule.
+pub const AES128 = struct {
+ pub const key_bits: usize = 128;
+ pub const rounds = ((key_bits - 64) / 32 + 8);
+ pub const block = Block;
+
+ /// Create a new context for encryption.
+ pub fn initEnc(key: [key_bits / 8]u8) AESEncryptCtx(AES128) {
+ return AESEncryptCtx(AES128).init(key);
+ }
+
+ /// Create a new context for decryption.
+ pub fn initDec(key: [key_bits / 8]u8) AESDecryptCtx(AES128) {
+ return AESDecryptCtx(AES128).init(key);
+ }
+};
+
+/// AES-256 with the standard key schedule.
+pub const AES256 = struct {
+ pub const key_bits: usize = 256;
+ pub const rounds = ((key_bits - 64) / 32 + 8);
+ pub const block = Block;
+
+ /// Create a new context for encryption.
+ pub fn initEnc(key: [key_bits / 8]u8) AESEncryptCtx(AES256) {
+ return AESEncryptCtx(AES256).init(key);
+ }
+
+ /// Create a new context for decryption.
+ pub fn initDec(key: [key_bits / 8]u8) AESDecryptCtx(AES256) {
+ return AESDecryptCtx(AES256).init(key);
+ }
+};
diff --git a/lib/std/crypto/aes/soft.zig b/lib/std/crypto/aes/soft.zig
new file mode 100644
index 0000000000..c32662fbc5
--- /dev/null
+++ b/lib/std/crypto/aes/soft.zig
@@ -0,0 +1,735 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) 2015-2020 Zig Contributors
+// This file is part of [zig](https://ziglang.org/), which is MIT licensed.
+// The MIT license requires this copyright notice to be included in all copies
+// and substantial portions of the software.
+// Based on Go stdlib implementation
+
+const std = @import("../../std.zig");
+const mem = std.mem;
+
+const BlockVec = [4]u32;
+
+/// A single AES block.
+pub const Block = struct {
+ pub const block_size: usize = 16;
+
+ /// Internal representation of a block.
+ repr: BlockVec align(16),
+
+ /// Convert a byte sequence into an internal representation.
+ pub inline fn fromBytes(bytes: *const [16]u8) Block {
+ const s0 = mem.readIntBig(u32, bytes[0..4]);
+ const s1 = mem.readIntBig(u32, bytes[4..8]);
+ const s2 = mem.readIntBig(u32, bytes[8..12]);
+ const s3 = mem.readIntBig(u32, bytes[12..16]);
+ return Block{ .repr = BlockVec{ s0, s1, s2, s3 } };
+ }
+
+ /// Convert the internal representation of a block into a byte sequence.
+ pub inline fn toBytes(block: Block) [16]u8 {
+ var bytes: [16]u8 = undefined;
+ mem.writeIntBig(u32, bytes[0..4], block.repr[0]);
+ mem.writeIntBig(u32, bytes[4..8], block.repr[1]);
+ mem.writeIntBig(u32, bytes[8..12], block.repr[2]);
+ mem.writeIntBig(u32, bytes[12..16], block.repr[3]);
+ return bytes;
+ }
+
+ /// XOR the block with a byte sequence.
+ pub inline fn xorBytes(block: Block, bytes: *const [16]u8) [16]u8 {
+ const block_bytes = block.toBytes();
+ var x: [16]u8 = undefined;
+ comptime var i: usize = 0;
+ inline while (i < 16) : (i += 1) {
+ x[i] = block_bytes[i] ^ bytes[i];
+ }
+ return x;
+ }
+
+ /// Encrypt a block with a round key.
+ pub inline fn encrypt(block: Block, round_key: Block) Block {
+ const src = &block.repr;
+
+ const s0 = block.repr[0];
+ const s1 = block.repr[1];
+ const s2 = block.repr[2];
+ const s3 = block.repr[3];
+
+ const t0 = round_key.repr[0] ^ te0[@truncate(u8, s0 >> 24)] ^ te1[@truncate(u8, s1 >> 16)] ^ te2[@truncate(u8, s2 >> 8)] ^ te3[@truncate(u8, s3)];
+ const t1 = round_key.repr[1] ^ te0[@truncate(u8, s1 >> 24)] ^ te1[@truncate(u8, s2 >> 16)] ^ te2[@truncate(u8, s3 >> 8)] ^ te3[@truncate(u8, s0)];
+ const t2 = round_key.repr[2] ^ te0[@truncate(u8, s2 >> 24)] ^ te1[@truncate(u8, s3 >> 16)] ^ te2[@truncate(u8, s0 >> 8)] ^ te3[@truncate(u8, s1)];
+ const t3 = round_key.repr[3] ^ te0[@truncate(u8, s3 >> 24)] ^ te1[@truncate(u8, s0 >> 16)] ^ te2[@truncate(u8, s1 >> 8)] ^ te3[@truncate(u8, s2)];
+
+ return Block{ .repr = BlockVec{ t0, t1, t2, t3 } };
+ }
+
+ /// Encrypt a block with the last round key.
+ pub inline fn encryptLast(block: Block, round_key: Block) Block {
+ const src = &block.repr;
+
+ const t0 = block.repr[0];
+ const t1 = block.repr[1];
+ const t2 = block.repr[2];
+ const t3 = block.repr[3];
+
+ // Last round uses s-box directly and XORs to produce output.
+ var s0 = @as(u32, sbox0[t0 >> 24]) << 24 | @as(u32, sbox0[t1 >> 16 & 0xff]) << 16 | @as(u32, sbox0[t2 >> 8 & 0xff]) << 8 | @as(u32, sbox0[t3 & 0xff]);
+ var s1 = @as(u32, sbox0[t1 >> 24]) << 24 | @as(u32, sbox0[t2 >> 16 & 0xff]) << 16 | @as(u32, sbox0[t3 >> 8 & 0xff]) << 8 | @as(u32, sbox0[t0 & 0xff]);
+ var s2 = @as(u32, sbox0[t2 >> 24]) << 24 | @as(u32, sbox0[t3 >> 16 & 0xff]) << 16 | @as(u32, sbox0[t0 >> 8 & 0xff]) << 8 | @as(u32, sbox0[t1 & 0xff]);
+ var s3 = @as(u32, sbox0[t3 >> 24]) << 24 | @as(u32, sbox0[t0 >> 16 & 0xff]) << 16 | @as(u32, sbox0[t1 >> 8 & 0xff]) << 8 | @as(u32, sbox0[t2 & 0xff]);
+ s0 ^= round_key.repr[0];
+ s1 ^= round_key.repr[1];
+ s2 ^= round_key.repr[2];
+ s3 ^= round_key.repr[3];
+
+ return Block{ .repr = BlockVec{ s0, s1, s2, s3 } };
+ }
+
+ /// Decrypt a block with a round key.
+ pub inline fn decrypt(block: Block, round_key: Block) Block {
+ const src = &block.repr;
+
+ const s0 = block.repr[0];
+ const s1 = block.repr[1];
+ const s2 = block.repr[2];
+ const s3 = block.repr[3];
+
+ const t0 = round_key.repr[0] ^ td0[@truncate(u8, s0 >> 24)] ^ td1[@truncate(u8, s3 >> 16)] ^ td2[@truncate(u8, s2 >> 8)] ^ td3[@truncate(u8, s1)];
+ const t1 = round_key.repr[1] ^ td0[@truncate(u8, s1 >> 24)] ^ td1[@truncate(u8, s0 >> 16)] ^ td2[@truncate(u8, s3 >> 8)] ^ td3[@truncate(u8, s2)];
+ const t2 = round_key.repr[2] ^ td0[@truncate(u8, s2 >> 24)] ^ td1[@truncate(u8, s1 >> 16)] ^ td2[@truncate(u8, s0 >> 8)] ^ td3[@truncate(u8, s3)];
+ const t3 = round_key.repr[3] ^ td0[@truncate(u8, s3 >> 24)] ^ td1[@truncate(u8, s2 >> 16)] ^ td2[@truncate(u8, s1 >> 8)] ^ td3[@truncate(u8, s0)];
+
+ return Block{ .repr = BlockVec{ t0, t1, t2, t3 } };
+ }
+
+ /// Decrypt a block with the last round key.
+ pub inline fn decryptLast(block: Block, round_key: Block) Block {
+ const src = &block.repr;
+
+ const t0 = block.repr[0];
+ const t1 = block.repr[1];
+ const t2 = block.repr[2];
+ const t3 = block.repr[3];
+
+ // Last round uses s-box directly and XORs to produce output.
+ var s0 = @as(u32, sbox1[t0 >> 24]) << 24 | @as(u32, sbox1[t3 >> 16 & 0xff]) << 16 | @as(u32, sbox1[t2 >> 8 & 0xff]) << 8 | @as(u32, sbox1[t1 & 0xff]);
+ var s1 = @as(u32, sbox1[t1 >> 24]) << 24 | @as(u32, sbox1[t0 >> 16 & 0xff]) << 16 | @as(u32, sbox1[t3 >> 8 & 0xff]) << 8 | @as(u32, sbox1[t2 & 0xff]);
+ var s2 = @as(u32, sbox1[t2 >> 24]) << 24 | @as(u32, sbox1[t1 >> 16 & 0xff]) << 16 | @as(u32, sbox1[t0 >> 8 & 0xff]) << 8 | @as(u32, sbox1[t3 & 0xff]);
+ var s3 = @as(u32, sbox1[t3 >> 24]) << 24 | @as(u32, sbox1[t2 >> 16 & 0xff]) << 16 | @as(u32, sbox1[t1 >> 8 & 0xff]) << 8 | @as(u32, sbox1[t0 & 0xff]);
+ s0 ^= round_key.repr[0];
+ s1 ^= round_key.repr[1];
+ s2 ^= round_key.repr[2];
+ s3 ^= round_key.repr[3];
+
+ return Block{ .repr = BlockVec{ s0, s1, s2, s3 } };
+ }
+
+ /// XOR the content of two blocks.
+ pub inline fn xor(block1: Block, block2: Block) Block {
+ var x: BlockVec = undefined;
+ comptime var i = 0;
+ inline while (i < 4) : (i += 1) {
+ x[i] = block1.repr[i] ^ block2.repr[i];
+ }
+ return Block{ .repr = x };
+ }
+
+ /// Perform operations on multiple blocks in parallel.
+ pub const parallel = struct {
+ /// The recommended number of AES encryption/decryption to perform in parallel for the chosen implementation.
+ pub const optimal_parallel_blocks = 1;
+
+ /// Encrypt multiple blocks in parallel, each their own round key.
+ pub fn encryptParallel(comptime count: usize, blocks: [count]Block, round_keys: [count]Block) [count]Block {
+ var i = 0;
+ var out: [count]Block = undefined;
+ while (i < count) : (i += 1) {
+ out[i] = blocks[i].encrypt(round_keys[i]);
+ }
+ return out;
+ }
+
+ /// Decrypt multiple blocks in parallel, each their own round key.
+ pub fn decryptParallel(comptime count: usize, blocks: [count]Block, round_keys: [count]Block) [count]Block {
+ var i = 0;
+ var out: [count]Block = undefined;
+ while (i < count) : (i += 1) {
+ out[i] = blocks[i].decrypt(round_keys[i]);
+ }
+ return out;
+ }
+
+ /// Encrypt multple blocks in parallel with the same round key.
+ pub fn encryptWide(comptime count: usize, blocks: [count]Block, round_key: Block) [count]Block {
+ var i = 0;
+ var out: [count]Block = undefined;
+ while (i < count) : (i += 1) {
+ out[i] = blocks[i].encrypt(round_key);
+ }
+ return out;
+ }
+
+ /// Decrypt multple blocks in parallel with the same round key.
+ pub fn decryptWide(comptime count: usize, blocks: [count]Block, round_key: Block) [count]Block {
+ var i = 0;
+ var out: [count]Block = undefined;
+ while (i < count) : (i += 1) {
+ out[i] = blocks[i].decrypt(round_key);
+ }
+ return out;
+ }
+
+ /// Encrypt multple blocks in parallel with the same last round key.
+ pub fn encryptLastWide(comptime count: usize, blocks: [count]Block, round_key: Block) [count]Block {
+ var i = 0;
+ var out: [count]Block = undefined;
+ while (i < count) : (i += 1) {
+ out[i] = blocks[i].encryptLast(round_key);
+ }
+ return out;
+ }
+
+ /// Decrypt multple blocks in parallel with the same last round key.
+ pub fn decryptLastWide(comptime count: usize, blocks: [count]Block, round_key: Block) [count]Block {
+ var i = 0;
+ var out: [count]Block = undefined;
+ while (i < count) : (i += 1) {
+ out[i] = blocks[i].decryptLast(round_key);
+ }
+ return out;
+ }
+ };
+};
+
+fn KeySchedule(comptime AES: type) type {
+ std.debug.assert(AES.rounds == 10 or AES.rounds == 14);
+ const key_size = AES.key_bits / 8;
+ const rounds = AES.rounds;
+
+ return struct {
+ const Self = @This();
+ const words_in_key = key_size / 4;
+
+ round_keys: [rounds + 1]Block,
+
+ // Key expansion algorithm. See FIPS-197, Figure 11.
+ fn expandKey(key: [key_size]u8) Self {
+ const subw = struct {
+ // Apply sbox0 to each byte in w.
+ fn func(w: u32) u32 {
+ return @as(u32, sbox0[w >> 24]) << 24 | @as(u32, sbox0[w >> 16 & 0xff]) << 16 | @as(u32, sbox0[w >> 8 & 0xff]) << 8 | @as(u32, sbox0[w & 0xff]);
+ }
+ }.func;
+
+ var round_keys: [rounds + 1]Block = undefined;
+ comptime var i: usize = 0;
+ inline while (i < words_in_key) : (i += 1) {
+ round_keys[i / 4].repr[i % 4] = mem.readIntBig(u32, key[4 * i ..][0..4]);
+ }
+ inline while (i < round_keys.len * 4) : (i += 1) {
+ var t = round_keys[(i - 1) / 4].repr[(i - 1) % 4];
+ if (i % words_in_key == 0) {
+ t = subw(std.math.rotl(u32, t, 8)) ^ (@as(u32, powx[i / words_in_key - 1]) << 24);
+ } else if (words_in_key > 6 and i % words_in_key == 4) {
+ t = subw(t);
+ }
+ round_keys[i / 4].repr[i % 4] = round_keys[(i - words_in_key) / 4].repr[(i - words_in_key) % 4] ^ t;
+ }
+ return Self{ .round_keys = round_keys };
+ }
+
+ /// Invert the key schedule.
+ pub fn invert(key_schedule: Self) Self {
+ const round_keys = &key_schedule.round_keys;
+ var inv_round_keys: [rounds + 1]Block = undefined;
+ const total_words = 4 * round_keys.len;
+ var i: usize = 0;
+ while (i < total_words) : (i += 4) {
+ const ei = total_words - i - 4;
+ comptime var j: usize = 0;
+ inline while (j < 4) : (j += 1) {
+ var x = round_keys[(ei + j) / 4].repr[(ei + j) % 4];
+ if (i > 0 and i + 4 < total_words) {
+ x = td0[sbox0[x >> 24]] ^ td1[sbox0[x >> 16 & 0xff]] ^ td2[sbox0[x >> 8 & 0xff]] ^ td3[sbox0[x & 0xff]];
+ }
+ inv_round_keys[(i + j) / 4].repr[(i + j) % 4] = x;
+ }
+ }
+ return Self{ .round_keys = inv_round_keys };
+ }
+ };
+}
+
+/// A context to perform encryption using the standard AES key schedule.
+pub fn AESEncryptCtx(comptime AES: type) type {
+ std.debug.assert(AES.key_bits == 128 or AES.key_bits == 256);
+ const rounds = AES.rounds;
+
+ return struct {
+ const Self = @This();
+ pub const block = AES.block;
+ pub const block_size = block.block_size;
+ key_schedule: KeySchedule(AES),
+
+ /// Create a new encryption context with the given key.
+ pub fn init(key: [AES.key_bits / 8]u8) Self {
+ const key_schedule = KeySchedule(AES).expandKey(key);
+ return Self{
+ .key_schedule = key_schedule,
+ };
+ }
+
+ /// Encrypt a single block.
+ pub fn encrypt(ctx: Self, dst: *[16]u8, src: *const [16]u8) void {
+ const round_keys = ctx.key_schedule.round_keys;
+ var t = Block.fromBytes(src).xor(round_keys[0]);
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ t = t.encrypt(round_keys[i]);
+ }
+ t = t.encryptLast(round_keys[rounds]);
+ dst.* = t.toBytes();
+ }
+
+ /// Encrypt+XOR a single block.
+ pub fn xor(ctx: Self, dst: *[16]u8, src: *const [16]u8, counter: [16]u8) void {
+ const round_keys = ctx.key_schedule.round_keys;
+ var t = Block.fromBytes(&counter).xor(round_keys[0]);
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ t = t.encrypt(round_keys[i]);
+ }
+ t = t.encryptLast(round_keys[rounds]);
+ dst.* = t.xorBytes(src);
+ }
+
+ /// Encrypt multiple blocks, possibly leveraging parallelization.
+ pub fn encryptWide(ctx: Self, comptime count: usize, dst: *[16 * count]u8, src: *const [16 * count]u8) void {
+ var i: usize = 0;
+ while (i < count) : (i += 1) {
+ ctx.encrypt(dst[16 * i .. 16 * i + 16][0..16], src[16 * i .. 16 * i + 16][0..16]);
+ }
+ }
+
+ /// Encrypt+XOR multiple blocks, possibly leveraging parallelization.
+ pub fn xorWide(ctx: Self, comptime count: usize, dst: *[16 * count]u8, src: *const [16 * count]u8, counters: [16 * count]u8) void {
+ var i: usize = 0;
+ while (i < count) : (i += 1) {
+ ctx.xor(dst[16 * i .. 16 * i + 16][0..16], src[16 * i .. 16 * i + 16][0..16], counters[16 * i .. 16 * i + 16][0..16].*);
+ }
+ }
+ };
+}
+
+/// A context to perform decryption using the standard AES key schedule.
+pub fn AESDecryptCtx(comptime AES: type) type {
+ std.debug.assert(AES.key_bits == 128 or AES.key_bits == 256);
+ const rounds = AES.rounds;
+
+ return struct {
+ const Self = @This();
+ pub const block = AES.block;
+ pub const block_size = block.block_size;
+ key_schedule: KeySchedule(AES),
+
+ /// Create a decryption context from an existing encryption context.
+ pub fn initFromEnc(ctx: AESEncryptCtx(AES)) Self {
+ return Self{
+ .key_schedule = ctx.key_schedule.invert(),
+ };
+ }
+
+ /// Create a new decryption context with the given key.
+ pub fn init(key: [AES.key_bits / 8]u8) Self {
+ const enc_ctx = AESEncryptCtx(AES).init(key);
+ return initFromEnc(enc_ctx);
+ }
+
+ /// Decrypt a single block.
+ pub fn decrypt(ctx: Self, dst: *[16]u8, src: *const [16]u8) void {
+ const inv_round_keys = ctx.key_schedule.round_keys;
+ var t = Block.fromBytes(src).xor(inv_round_keys[0]);
+ comptime var i = 1;
+ inline while (i < rounds) : (i += 1) {
+ t = t.decrypt(inv_round_keys[i]);
+ }
+ t = t.decryptLast(inv_round_keys[rounds]);
+ dst.* = t.toBytes();
+ }
+
+ /// Decrypt multiple blocks, possibly leveraging parallelization.
+ pub fn decryptWide(ctx: Self, comptime count: usize, dst: *[16 * count]u8, src: *const [16 * count]u8) void {
+ var i: usize = 0;
+ while (i < count) : (i += 1) {
+ ctx.decrypt(dst[16 * i .. 16 * i + 16][0..16], src[16 * i .. 16 * i + 16][0..16]);
+ }
+ }
+ };
+}
+
+/// AES-128 with the standard key schedule.
+pub const AES128 = struct {
+ pub const key_bits: usize = 128;
+ pub const rounds = ((key_bits - 64) / 32 + 8);
+ pub const block = Block;
+
+ /// Create a new context for encryption.
+ pub fn initEnc(key: [key_bits / 8]u8) AESEncryptCtx(AES128) {
+ return AESEncryptCtx(AES128).init(key);
+ }
+
+ /// Create a new context for decryption.
+ pub fn initDec(key: [key_bits / 8]u8) AESDecryptCtx(AES128) {
+ return AESDecryptCtx(AES128).init(key);
+ }
+};
+
+/// AES-256 with the standard key schedule.
+pub const AES256 = struct {
+ pub const key_bits: usize = 256;
+ pub const rounds = ((key_bits - 64) / 32 + 8);
+ pub const block = Block;
+
+ /// Create a new context for encryption.
+ pub fn initEnc(key: [key_bits / 8]u8) AESEncryptCtx(AES256) {
+ return AESEncryptCtx(AES256).init(key);
+ }
+
+ /// Create a new context for decryption.
+ pub fn initDec(key: [key_bits / 8]u8) AESDecryptCtx(AES256) {
+ return AESDecryptCtx(AES256).init(key);
+ }
+};
+
+// constants
+const powx = [16]u8{
+ 0x01,
+ 0x02,
+ 0x04,
+ 0x08,
+ 0x10,
+ 0x20,
+ 0x40,
+ 0x80,
+ 0x1b,
+ 0x36,
+ 0x6c,
+ 0xd8,
+ 0xab,
+ 0x4d,
+ 0x9a,
+ 0x2f,
+};
+
+const sbox0 align(64) = [256]u8{
+ 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
+ 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0,
+ 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15,
+ 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75,
+ 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84,
+ 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf,
+ 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8,
+ 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2,
+ 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73,
+ 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb,
+ 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79,
+ 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08,
+ 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a,
+ 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e,
+ 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf,
+ 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16,
+};
+
+const sbox1 align(64) = [256]u8{
+ 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb,
+ 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb,
+ 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e,
+ 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25,
+ 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92,
+ 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84,
+ 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06,
+ 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b,
+ 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73,
+ 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e,
+ 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b,
+ 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4,
+ 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f,
+ 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef,
+ 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61,
+ 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d,
+};
+
+const te0 align(64) = [256]u32{
+ 0xc66363a5, 0xf87c7c84, 0xee777799, 0xf67b7b8d, 0xfff2f20d, 0xd66b6bbd, 0xde6f6fb1, 0x91c5c554,
+ 0x60303050, 0x02010103, 0xce6767a9, 0x562b2b7d, 0xe7fefe19, 0xb5d7d762, 0x4dababe6, 0xec76769a,
+ 0x8fcaca45, 0x1f82829d, 0x89c9c940, 0xfa7d7d87, 0xeffafa15, 0xb25959eb, 0x8e4747c9, 0xfbf0f00b,
+ 0x41adadec, 0xb3d4d467, 0x5fa2a2fd, 0x45afafea, 0x239c9cbf, 0x53a4a4f7, 0xe4727296, 0x9bc0c05b,
+ 0x75b7b7c2, 0xe1fdfd1c, 0x3d9393ae, 0x4c26266a, 0x6c36365a, 0x7e3f3f41, 0xf5f7f702, 0x83cccc4f,
+ 0x6834345c, 0x51a5a5f4, 0xd1e5e534, 0xf9f1f108, 0xe2717193, 0xabd8d873, 0x62313153, 0x2a15153f,
+ 0x0804040c, 0x95c7c752, 0x46232365, 0x9dc3c35e, 0x30181828, 0x379696a1, 0x0a05050f, 0x2f9a9ab5,
+ 0x0e070709, 0x24121236, 0x1b80809b, 0xdfe2e23d, 0xcdebeb26, 0x4e272769, 0x7fb2b2cd, 0xea75759f,
+ 0x1209091b, 0x1d83839e, 0x582c2c74, 0x341a1a2e, 0x361b1b2d, 0xdc6e6eb2, 0xb45a5aee, 0x5ba0a0fb,
+ 0xa45252f6, 0x763b3b4d, 0xb7d6d661, 0x7db3b3ce, 0x5229297b, 0xdde3e33e, 0x5e2f2f71, 0x13848497,
+ 0xa65353f5, 0xb9d1d168, 0x00000000, 0xc1eded2c, 0x40202060, 0xe3fcfc1f, 0x79b1b1c8, 0xb65b5bed,
+ 0xd46a6abe, 0x8dcbcb46, 0x67bebed9, 0x7239394b, 0x944a4ade, 0x984c4cd4, 0xb05858e8, 0x85cfcf4a,
+ 0xbbd0d06b, 0xc5efef2a, 0x4faaaae5, 0xedfbfb16, 0x864343c5, 0x9a4d4dd7, 0x66333355, 0x11858594,
+ 0x8a4545cf, 0xe9f9f910, 0x04020206, 0xfe7f7f81, 0xa05050f0, 0x783c3c44, 0x259f9fba, 0x4ba8a8e3,
+ 0xa25151f3, 0x5da3a3fe, 0x804040c0, 0x058f8f8a, 0x3f9292ad, 0x219d9dbc, 0x70383848, 0xf1f5f504,
+ 0x63bcbcdf, 0x77b6b6c1, 0xafdada75, 0x42212163, 0x20101030, 0xe5ffff1a, 0xfdf3f30e, 0xbfd2d26d,
+ 0x81cdcd4c, 0x180c0c14, 0x26131335, 0xc3ecec2f, 0xbe5f5fe1, 0x359797a2, 0x884444cc, 0x2e171739,
+ 0x93c4c457, 0x55a7a7f2, 0xfc7e7e82, 0x7a3d3d47, 0xc86464ac, 0xba5d5de7, 0x3219192b, 0xe6737395,
+ 0xc06060a0, 0x19818198, 0x9e4f4fd1, 0xa3dcdc7f, 0x44222266, 0x542a2a7e, 0x3b9090ab, 0x0b888883,
+ 0x8c4646ca, 0xc7eeee29, 0x6bb8b8d3, 0x2814143c, 0xa7dede79, 0xbc5e5ee2, 0x160b0b1d, 0xaddbdb76,
+ 0xdbe0e03b, 0x64323256, 0x743a3a4e, 0x140a0a1e, 0x924949db, 0x0c06060a, 0x4824246c, 0xb85c5ce4,
+ 0x9fc2c25d, 0xbdd3d36e, 0x43acacef, 0xc46262a6, 0x399191a8, 0x319595a4, 0xd3e4e437, 0xf279798b,
+ 0xd5e7e732, 0x8bc8c843, 0x6e373759, 0xda6d6db7, 0x018d8d8c, 0xb1d5d564, 0x9c4e4ed2, 0x49a9a9e0,
+ 0xd86c6cb4, 0xac5656fa, 0xf3f4f407, 0xcfeaea25, 0xca6565af, 0xf47a7a8e, 0x47aeaee9, 0x10080818,
+ 0x6fbabad5, 0xf0787888, 0x4a25256f, 0x5c2e2e72, 0x381c1c24, 0x57a6a6f1, 0x73b4b4c7, 0x97c6c651,
+ 0xcbe8e823, 0xa1dddd7c, 0xe874749c, 0x3e1f1f21, 0x964b4bdd, 0x61bdbddc, 0x0d8b8b86, 0x0f8a8a85,
+ 0xe0707090, 0x7c3e3e42, 0x71b5b5c4, 0xcc6666aa, 0x904848d8, 0x06030305, 0xf7f6f601, 0x1c0e0e12,
+ 0xc26161a3, 0x6a35355f, 0xae5757f9, 0x69b9b9d0, 0x17868691, 0x99c1c158, 0x3a1d1d27, 0x279e9eb9,
+ 0xd9e1e138, 0xebf8f813, 0x2b9898b3, 0x22111133, 0xd26969bb, 0xa9d9d970, 0x078e8e89, 0x339494a7,
+ 0x2d9b9bb6, 0x3c1e1e22, 0x15878792, 0xc9e9e920, 0x87cece49, 0xaa5555ff, 0x50282878, 0xa5dfdf7a,
+ 0x038c8c8f, 0x59a1a1f8, 0x09898980, 0x1a0d0d17, 0x65bfbfda, 0xd7e6e631, 0x844242c6, 0xd06868b8,
+ 0x824141c3, 0x299999b0, 0x5a2d2d77, 0x1e0f0f11, 0x7bb0b0cb, 0xa85454fc, 0x6dbbbbd6, 0x2c16163a,
+};
+const te1 align(64) = [256]u32{
+ 0xa5c66363, 0x84f87c7c, 0x99ee7777, 0x8df67b7b, 0x0dfff2f2, 0xbdd66b6b, 0xb1de6f6f, 0x5491c5c5,
+ 0x50603030, 0x03020101, 0xa9ce6767, 0x7d562b2b, 0x19e7fefe, 0x62b5d7d7, 0xe64dabab, 0x9aec7676,
+ 0x458fcaca, 0x9d1f8282, 0x4089c9c9, 0x87fa7d7d, 0x15effafa, 0xebb25959, 0xc98e4747, 0x0bfbf0f0,
+ 0xec41adad, 0x67b3d4d4, 0xfd5fa2a2, 0xea45afaf, 0xbf239c9c, 0xf753a4a4, 0x96e47272, 0x5b9bc0c0,
+ 0xc275b7b7, 0x1ce1fdfd, 0xae3d9393, 0x6a4c2626, 0x5a6c3636, 0x417e3f3f, 0x02f5f7f7, 0x4f83cccc,
+ 0x5c683434, 0xf451a5a5, 0x34d1e5e5, 0x08f9f1f1, 0x93e27171, 0x73abd8d8, 0x53623131, 0x3f2a1515,
+ 0x0c080404, 0x5295c7c7, 0x65462323, 0x5e9dc3c3, 0x28301818, 0xa1379696, 0x0f0a0505, 0xb52f9a9a,
+ 0x090e0707, 0x36241212, 0x9b1b8080, 0x3ddfe2e2, 0x26cdebeb, 0x694e2727, 0xcd7fb2b2, 0x9fea7575,
+ 0x1b120909, 0x9e1d8383, 0x74582c2c, 0x2e341a1a, 0x2d361b1b, 0xb2dc6e6e, 0xeeb45a5a, 0xfb5ba0a0,
+ 0xf6a45252, 0x4d763b3b, 0x61b7d6d6, 0xce7db3b3, 0x7b522929, 0x3edde3e3, 0x715e2f2f, 0x97138484,
+ 0xf5a65353, 0x68b9d1d1, 0x00000000, 0x2cc1eded, 0x60402020, 0x1fe3fcfc, 0xc879b1b1, 0xedb65b5b,
+ 0xbed46a6a, 0x468dcbcb, 0xd967bebe, 0x4b723939, 0xde944a4a, 0xd4984c4c, 0xe8b05858, 0x4a85cfcf,
+ 0x6bbbd0d0, 0x2ac5efef, 0xe54faaaa, 0x16edfbfb, 0xc5864343, 0xd79a4d4d, 0x55663333, 0x94118585,
+ 0xcf8a4545, 0x10e9f9f9, 0x06040202, 0x81fe7f7f, 0xf0a05050, 0x44783c3c, 0xba259f9f, 0xe34ba8a8,
+ 0xf3a25151, 0xfe5da3a3, 0xc0804040, 0x8a058f8f, 0xad3f9292, 0xbc219d9d, 0x48703838, 0x04f1f5f5,
+ 0xdf63bcbc, 0xc177b6b6, 0x75afdada, 0x63422121, 0x30201010, 0x1ae5ffff, 0x0efdf3f3, 0x6dbfd2d2,
+ 0x4c81cdcd, 0x14180c0c, 0x35261313, 0x2fc3ecec, 0xe1be5f5f, 0xa2359797, 0xcc884444, 0x392e1717,
+ 0x5793c4c4, 0xf255a7a7, 0x82fc7e7e, 0x477a3d3d, 0xacc86464, 0xe7ba5d5d, 0x2b321919, 0x95e67373,
+ 0xa0c06060, 0x98198181, 0xd19e4f4f, 0x7fa3dcdc, 0x66442222, 0x7e542a2a, 0xab3b9090, 0x830b8888,
+ 0xca8c4646, 0x29c7eeee, 0xd36bb8b8, 0x3c281414, 0x79a7dede, 0xe2bc5e5e, 0x1d160b0b, 0x76addbdb,
+ 0x3bdbe0e0, 0x56643232, 0x4e743a3a, 0x1e140a0a, 0xdb924949, 0x0a0c0606, 0x6c482424, 0xe4b85c5c,
+ 0x5d9fc2c2, 0x6ebdd3d3, 0xef43acac, 0xa6c46262, 0xa8399191, 0xa4319595, 0x37d3e4e4, 0x8bf27979,
+ 0x32d5e7e7, 0x438bc8c8, 0x596e3737, 0xb7da6d6d, 0x8c018d8d, 0x64b1d5d5, 0xd29c4e4e, 0xe049a9a9,
+ 0xb4d86c6c, 0xfaac5656, 0x07f3f4f4, 0x25cfeaea, 0xafca6565, 0x8ef47a7a, 0xe947aeae, 0x18100808,
+ 0xd56fbaba, 0x88f07878, 0x6f4a2525, 0x725c2e2e, 0x24381c1c, 0xf157a6a6, 0xc773b4b4, 0x5197c6c6,
+ 0x23cbe8e8, 0x7ca1dddd, 0x9ce87474, 0x213e1f1f, 0xdd964b4b, 0xdc61bdbd, 0x860d8b8b, 0x850f8a8a,
+ 0x90e07070, 0x427c3e3e, 0xc471b5b5, 0xaacc6666, 0xd8904848, 0x05060303, 0x01f7f6f6, 0x121c0e0e,
+ 0xa3c26161, 0x5f6a3535, 0xf9ae5757, 0xd069b9b9, 0x91178686, 0x5899c1c1, 0x273a1d1d, 0xb9279e9e,
+ 0x38d9e1e1, 0x13ebf8f8, 0xb32b9898, 0x33221111, 0xbbd26969, 0x70a9d9d9, 0x89078e8e, 0xa7339494,
+ 0xb62d9b9b, 0x223c1e1e, 0x92158787, 0x20c9e9e9, 0x4987cece, 0xffaa5555, 0x78502828, 0x7aa5dfdf,
+ 0x8f038c8c, 0xf859a1a1, 0x80098989, 0x171a0d0d, 0xda65bfbf, 0x31d7e6e6, 0xc6844242, 0xb8d06868,
+ 0xc3824141, 0xb0299999, 0x775a2d2d, 0x111e0f0f, 0xcb7bb0b0, 0xfca85454, 0xd66dbbbb, 0x3a2c1616,
+};
+const te2 align(64) = [256]u32{
+ 0x63a5c663, 0x7c84f87c, 0x7799ee77, 0x7b8df67b, 0xf20dfff2, 0x6bbdd66b, 0x6fb1de6f, 0xc55491c5,
+ 0x30506030, 0x01030201, 0x67a9ce67, 0x2b7d562b, 0xfe19e7fe, 0xd762b5d7, 0xabe64dab, 0x769aec76,
+ 0xca458fca, 0x829d1f82, 0xc94089c9, 0x7d87fa7d, 0xfa15effa, 0x59ebb259, 0x47c98e47, 0xf00bfbf0,
+ 0xadec41ad, 0xd467b3d4, 0xa2fd5fa2, 0xafea45af, 0x9cbf239c, 0xa4f753a4, 0x7296e472, 0xc05b9bc0,
+ 0xb7c275b7, 0xfd1ce1fd, 0x93ae3d93, 0x266a4c26, 0x365a6c36, 0x3f417e3f, 0xf702f5f7, 0xcc4f83cc,
+ 0x345c6834, 0xa5f451a5, 0xe534d1e5, 0xf108f9f1, 0x7193e271, 0xd873abd8, 0x31536231, 0x153f2a15,
+ 0x040c0804, 0xc75295c7, 0x23654623, 0xc35e9dc3, 0x18283018, 0x96a13796, 0x050f0a05, 0x9ab52f9a,
+ 0x07090e07, 0x12362412, 0x809b1b80, 0xe23ddfe2, 0xeb26cdeb, 0x27694e27, 0xb2cd7fb2, 0x759fea75,
+ 0x091b1209, 0x839e1d83, 0x2c74582c, 0x1a2e341a, 0x1b2d361b, 0x6eb2dc6e, 0x5aeeb45a, 0xa0fb5ba0,
+ 0x52f6a452, 0x3b4d763b, 0xd661b7d6, 0xb3ce7db3, 0x297b5229, 0xe33edde3, 0x2f715e2f, 0x84971384,
+ 0x53f5a653, 0xd168b9d1, 0x00000000, 0xed2cc1ed, 0x20604020, 0xfc1fe3fc, 0xb1c879b1, 0x5bedb65b,
+ 0x6abed46a, 0xcb468dcb, 0xbed967be, 0x394b7239, 0x4ade944a, 0x4cd4984c, 0x58e8b058, 0xcf4a85cf,
+ 0xd06bbbd0, 0xef2ac5ef, 0xaae54faa, 0xfb16edfb, 0x43c58643, 0x4dd79a4d, 0x33556633, 0x85941185,
+ 0x45cf8a45, 0xf910e9f9, 0x02060402, 0x7f81fe7f, 0x50f0a050, 0x3c44783c, 0x9fba259f, 0xa8e34ba8,
+ 0x51f3a251, 0xa3fe5da3, 0x40c08040, 0x8f8a058f, 0x92ad3f92, 0x9dbc219d, 0x38487038, 0xf504f1f5,
+ 0xbcdf63bc, 0xb6c177b6, 0xda75afda, 0x21634221, 0x10302010, 0xff1ae5ff, 0xf30efdf3, 0xd26dbfd2,
+ 0xcd4c81cd, 0x0c14180c, 0x13352613, 0xec2fc3ec, 0x5fe1be5f, 0x97a23597, 0x44cc8844, 0x17392e17,
+ 0xc45793c4, 0xa7f255a7, 0x7e82fc7e, 0x3d477a3d, 0x64acc864, 0x5de7ba5d, 0x192b3219, 0x7395e673,
+ 0x60a0c060, 0x81981981, 0x4fd19e4f, 0xdc7fa3dc, 0x22664422, 0x2a7e542a, 0x90ab3b90, 0x88830b88,
+ 0x46ca8c46, 0xee29c7ee, 0xb8d36bb8, 0x143c2814, 0xde79a7de, 0x5ee2bc5e, 0x0b1d160b, 0xdb76addb,
+ 0xe03bdbe0, 0x32566432, 0x3a4e743a, 0x0a1e140a, 0x49db9249, 0x060a0c06, 0x246c4824, 0x5ce4b85c,
+ 0xc25d9fc2, 0xd36ebdd3, 0xacef43ac, 0x62a6c462, 0x91a83991, 0x95a43195, 0xe437d3e4, 0x798bf279,
+ 0xe732d5e7, 0xc8438bc8, 0x37596e37, 0x6db7da6d, 0x8d8c018d, 0xd564b1d5, 0x4ed29c4e, 0xa9e049a9,
+ 0x6cb4d86c, 0x56faac56, 0xf407f3f4, 0xea25cfea, 0x65afca65, 0x7a8ef47a, 0xaee947ae, 0x08181008,
+ 0xbad56fba, 0x7888f078, 0x256f4a25, 0x2e725c2e, 0x1c24381c, 0xa6f157a6, 0xb4c773b4, 0xc65197c6,
+ 0xe823cbe8, 0xdd7ca1dd, 0x749ce874, 0x1f213e1f, 0x4bdd964b, 0xbddc61bd, 0x8b860d8b, 0x8a850f8a,
+ 0x7090e070, 0x3e427c3e, 0xb5c471b5, 0x66aacc66, 0x48d89048, 0x03050603, 0xf601f7f6, 0x0e121c0e,
+ 0x61a3c261, 0x355f6a35, 0x57f9ae57, 0xb9d069b9, 0x86911786, 0xc15899c1, 0x1d273a1d, 0x9eb9279e,
+ 0xe138d9e1, 0xf813ebf8, 0x98b32b98, 0x11332211, 0x69bbd269, 0xd970a9d9, 0x8e89078e, 0x94a73394,
+ 0x9bb62d9b, 0x1e223c1e, 0x87921587, 0xe920c9e9, 0xce4987ce, 0x55ffaa55, 0x28785028, 0xdf7aa5df,
+ 0x8c8f038c, 0xa1f859a1, 0x89800989, 0x0d171a0d, 0xbfda65bf, 0xe631d7e6, 0x42c68442, 0x68b8d068,
+ 0x41c38241, 0x99b02999, 0x2d775a2d, 0x0f111e0f, 0xb0cb7bb0, 0x54fca854, 0xbbd66dbb, 0x163a2c16,
+};
+const te3 align(64) = [256]u32{
+ 0x6363a5c6, 0x7c7c84f8, 0x777799ee, 0x7b7b8df6, 0xf2f20dff, 0x6b6bbdd6, 0x6f6fb1de, 0xc5c55491,
+ 0x30305060, 0x01010302, 0x6767a9ce, 0x2b2b7d56, 0xfefe19e7, 0xd7d762b5, 0xababe64d, 0x76769aec,
+ 0xcaca458f, 0x82829d1f, 0xc9c94089, 0x7d7d87fa, 0xfafa15ef, 0x5959ebb2, 0x4747c98e, 0xf0f00bfb,
+ 0xadadec41, 0xd4d467b3, 0xa2a2fd5f, 0xafafea45, 0x9c9cbf23, 0xa4a4f753, 0x727296e4, 0xc0c05b9b,
+ 0xb7b7c275, 0xfdfd1ce1, 0x9393ae3d, 0x26266a4c, 0x36365a6c, 0x3f3f417e, 0xf7f702f5, 0xcccc4f83,
+ 0x34345c68, 0xa5a5f451, 0xe5e534d1, 0xf1f108f9, 0x717193e2, 0xd8d873ab, 0x31315362, 0x15153f2a,
+ 0x04040c08, 0xc7c75295, 0x23236546, 0xc3c35e9d, 0x18182830, 0x9696a137, 0x05050f0a, 0x9a9ab52f,
+ 0x0707090e, 0x12123624, 0x80809b1b, 0xe2e23ddf, 0xebeb26cd, 0x2727694e, 0xb2b2cd7f, 0x75759fea,
+ 0x09091b12, 0x83839e1d, 0x2c2c7458, 0x1a1a2e34, 0x1b1b2d36, 0x6e6eb2dc, 0x5a5aeeb4, 0xa0a0fb5b,
+ 0x5252f6a4, 0x3b3b4d76, 0xd6d661b7, 0xb3b3ce7d, 0x29297b52, 0xe3e33edd, 0x2f2f715e, 0x84849713,
+ 0x5353f5a6, 0xd1d168b9, 0x00000000, 0xeded2cc1, 0x20206040, 0xfcfc1fe3, 0xb1b1c879, 0x5b5bedb6,
+ 0x6a6abed4, 0xcbcb468d, 0xbebed967, 0x39394b72, 0x4a4ade94, 0x4c4cd498, 0x5858e8b0, 0xcfcf4a85,
+ 0xd0d06bbb, 0xefef2ac5, 0xaaaae54f, 0xfbfb16ed, 0x4343c586, 0x4d4dd79a, 0x33335566, 0x85859411,
+ 0x4545cf8a, 0xf9f910e9, 0x02020604, 0x7f7f81fe, 0x5050f0a0, 0x3c3c4478, 0x9f9fba25, 0xa8a8e34b,
+ 0x5151f3a2, 0xa3a3fe5d, 0x4040c080, 0x8f8f8a05, 0x9292ad3f, 0x9d9dbc21, 0x38384870, 0xf5f504f1,
+ 0xbcbcdf63, 0xb6b6c177, 0xdada75af, 0x21216342, 0x10103020, 0xffff1ae5, 0xf3f30efd, 0xd2d26dbf,
+ 0xcdcd4c81, 0x0c0c1418, 0x13133526, 0xecec2fc3, 0x5f5fe1be, 0x9797a235, 0x4444cc88, 0x1717392e,
+ 0xc4c45793, 0xa7a7f255, 0x7e7e82fc, 0x3d3d477a, 0x6464acc8, 0x5d5de7ba, 0x19192b32, 0x737395e6,
+ 0x6060a0c0, 0x81819819, 0x4f4fd19e, 0xdcdc7fa3, 0x22226644, 0x2a2a7e54, 0x9090ab3b, 0x8888830b,
+ 0x4646ca8c, 0xeeee29c7, 0xb8b8d36b, 0x14143c28, 0xdede79a7, 0x5e5ee2bc, 0x0b0b1d16, 0xdbdb76ad,
+ 0xe0e03bdb, 0x32325664, 0x3a3a4e74, 0x0a0a1e14, 0x4949db92, 0x06060a0c, 0x24246c48, 0x5c5ce4b8,
+ 0xc2c25d9f, 0xd3d36ebd, 0xacacef43, 0x6262a6c4, 0x9191a839, 0x9595a431, 0xe4e437d3, 0x79798bf2,
+ 0xe7e732d5, 0xc8c8438b, 0x3737596e, 0x6d6db7da, 0x8d8d8c01, 0xd5d564b1, 0x4e4ed29c, 0xa9a9e049,
+ 0x6c6cb4d8, 0x5656faac, 0xf4f407f3, 0xeaea25cf, 0x6565afca, 0x7a7a8ef4, 0xaeaee947, 0x08081810,
+ 0xbabad56f, 0x787888f0, 0x25256f4a, 0x2e2e725c, 0x1c1c2438, 0xa6a6f157, 0xb4b4c773, 0xc6c65197,
+ 0xe8e823cb, 0xdddd7ca1, 0x74749ce8, 0x1f1f213e, 0x4b4bdd96, 0xbdbddc61, 0x8b8b860d, 0x8a8a850f,
+ 0x707090e0, 0x3e3e427c, 0xb5b5c471, 0x6666aacc, 0x4848d890, 0x03030506, 0xf6f601f7, 0x0e0e121c,
+ 0x6161a3c2, 0x35355f6a, 0x5757f9ae, 0xb9b9d069, 0x86869117, 0xc1c15899, 0x1d1d273a, 0x9e9eb927,
+ 0xe1e138d9, 0xf8f813eb, 0x9898b32b, 0x11113322, 0x6969bbd2, 0xd9d970a9, 0x8e8e8907, 0x9494a733,
+ 0x9b9bb62d, 0x1e1e223c, 0x87879215, 0xe9e920c9, 0xcece4987, 0x5555ffaa, 0x28287850, 0xdfdf7aa5,
+ 0x8c8c8f03, 0xa1a1f859, 0x89898009, 0x0d0d171a, 0xbfbfda65, 0xe6e631d7, 0x4242c684, 0x6868b8d0,
+ 0x4141c382, 0x9999b029, 0x2d2d775a, 0x0f0f111e, 0xb0b0cb7b, 0x5454fca8, 0xbbbbd66d, 0x16163a2c,
+};
+
+const td0 align(64) = [256]u32{
+ 0x51f4a750, 0x7e416553, 0x1a17a4c3, 0x3a275e96, 0x3bab6bcb, 0x1f9d45f1, 0xacfa58ab, 0x4be30393,
+ 0x2030fa55, 0xad766df6, 0x88cc7691, 0xf5024c25, 0x4fe5d7fc, 0xc52acbd7, 0x26354480, 0xb562a38f,
+ 0xdeb15a49, 0x25ba1b67, 0x45ea0e98, 0x5dfec0e1, 0xc32f7502, 0x814cf012, 0x8d4697a3, 0x6bd3f9c6,
+ 0x038f5fe7, 0x15929c95, 0xbf6d7aeb, 0x955259da, 0xd4be832d, 0x587421d3, 0x49e06929, 0x8ec9c844,
+ 0x75c2896a, 0xf48e7978, 0x99583e6b, 0x27b971dd, 0xbee14fb6, 0xf088ad17, 0xc920ac66, 0x7dce3ab4,
+ 0x63df4a18, 0xe51a3182, 0x97513360, 0x62537f45, 0xb16477e0, 0xbb6bae84, 0xfe81a01c, 0xf9082b94,
+ 0x70486858, 0x8f45fd19, 0x94de6c87, 0x527bf8b7, 0xab73d323, 0x724b02e2, 0xe31f8f57, 0x6655ab2a,
+ 0xb2eb2807, 0x2fb5c203, 0x86c57b9a, 0xd33708a5, 0x302887f2, 0x23bfa5b2, 0x02036aba, 0xed16825c,
+ 0x8acf1c2b, 0xa779b492, 0xf307f2f0, 0x4e69e2a1, 0x65daf4cd, 0x0605bed5, 0xd134621f, 0xc4a6fe8a,
+ 0x342e539d, 0xa2f355a0, 0x058ae132, 0xa4f6eb75, 0x0b83ec39, 0x4060efaa, 0x5e719f06, 0xbd6e1051,
+ 0x3e218af9, 0x96dd063d, 0xdd3e05ae, 0x4de6bd46, 0x91548db5, 0x71c45d05, 0x0406d46f, 0x605015ff,
+ 0x1998fb24, 0xd6bde997, 0x894043cc, 0x67d99e77, 0xb0e842bd, 0x07898b88, 0xe7195b38, 0x79c8eedb,
+ 0xa17c0a47, 0x7c420fe9, 0xf8841ec9, 0x00000000, 0x09808683, 0x322bed48, 0x1e1170ac, 0x6c5a724e,
+ 0xfd0efffb, 0x0f853856, 0x3daed51e, 0x362d3927, 0x0a0fd964, 0x685ca621, 0x9b5b54d1, 0x24362e3a,
+ 0x0c0a67b1, 0x9357e70f, 0xb4ee96d2, 0x1b9b919e, 0x80c0c54f, 0x61dc20a2, 0x5a774b69, 0x1c121a16,
+ 0xe293ba0a, 0xc0a02ae5, 0x3c22e043, 0x121b171d, 0x0e090d0b, 0xf28bc7ad, 0x2db6a8b9, 0x141ea9c8,
+ 0x57f11985, 0xaf75074c, 0xee99ddbb, 0xa37f60fd, 0xf701269f, 0x5c72f5bc, 0x44663bc5, 0x5bfb7e34,
+ 0x8b432976, 0xcb23c6dc, 0xb6edfc68, 0xb8e4f163, 0xd731dcca, 0x42638510, 0x13972240, 0x84c61120,
+ 0x854a247d, 0xd2bb3df8, 0xaef93211, 0xc729a16d, 0x1d9e2f4b, 0xdcb230f3, 0x0d8652ec, 0x77c1e3d0,
+ 0x2bb3166c, 0xa970b999, 0x119448fa, 0x47e96422, 0xa8fc8cc4, 0xa0f03f1a, 0x567d2cd8, 0x223390ef,
+ 0x87494ec7, 0xd938d1c1, 0x8ccaa2fe, 0x98d40b36, 0xa6f581cf, 0xa57ade28, 0xdab78e26, 0x3fadbfa4,
+ 0x2c3a9de4, 0x5078920d, 0x6a5fcc9b, 0x547e4662, 0xf68d13c2, 0x90d8b8e8, 0x2e39f75e, 0x82c3aff5,
+ 0x9f5d80be, 0x69d0937c, 0x6fd52da9, 0xcf2512b3, 0xc8ac993b, 0x10187da7, 0xe89c636e, 0xdb3bbb7b,
+ 0xcd267809, 0x6e5918f4, 0xec9ab701, 0x834f9aa8, 0xe6956e65, 0xaaffe67e, 0x21bccf08, 0xef15e8e6,
+ 0xbae79bd9, 0x4a6f36ce, 0xea9f09d4, 0x29b07cd6, 0x31a4b2af, 0x2a3f2331, 0xc6a59430, 0x35a266c0,
+ 0x744ebc37, 0xfc82caa6, 0xe090d0b0, 0x33a7d815, 0xf104984a, 0x41ecdaf7, 0x7fcd500e, 0x1791f62f,
+ 0x764dd68d, 0x43efb04d, 0xccaa4d54, 0xe49604df, 0x9ed1b5e3, 0x4c6a881b, 0xc12c1fb8, 0x4665517f,
+ 0x9d5eea04, 0x018c355d, 0xfa877473, 0xfb0b412e, 0xb3671d5a, 0x92dbd252, 0xe9105633, 0x6dd64713,
+ 0x9ad7618c, 0x37a10c7a, 0x59f8148e, 0xeb133c89, 0xcea927ee, 0xb761c935, 0xe11ce5ed, 0x7a47b13c,
+ 0x9cd2df59, 0x55f2733f, 0x1814ce79, 0x73c737bf, 0x53f7cdea, 0x5ffdaa5b, 0xdf3d6f14, 0x7844db86,
+ 0xcaaff381, 0xb968c43e, 0x3824342c, 0xc2a3405f, 0x161dc372, 0xbce2250c, 0x283c498b, 0xff0d9541,
+ 0x39a80171, 0x080cb3de, 0xd8b4e49c, 0x6456c190, 0x7bcb8461, 0xd532b670, 0x486c5c74, 0xd0b85742,
+};
+const td1 align(64) = [256]u32{
+ 0x5051f4a7, 0x537e4165, 0xc31a17a4, 0x963a275e, 0xcb3bab6b, 0xf11f9d45, 0xabacfa58, 0x934be303,
+ 0x552030fa, 0xf6ad766d, 0x9188cc76, 0x25f5024c, 0xfc4fe5d7, 0xd7c52acb, 0x80263544, 0x8fb562a3,
+ 0x49deb15a, 0x6725ba1b, 0x9845ea0e, 0xe15dfec0, 0x02c32f75, 0x12814cf0, 0xa38d4697, 0xc66bd3f9,
+ 0xe7038f5f, 0x9515929c, 0xebbf6d7a, 0xda955259, 0x2dd4be83, 0xd3587421, 0x2949e069, 0x448ec9c8,
+ 0x6a75c289, 0x78f48e79, 0x6b99583e, 0xdd27b971, 0xb6bee14f, 0x17f088ad, 0x66c920ac, 0xb47dce3a,
+ 0x1863df4a, 0x82e51a31, 0x60975133, 0x4562537f, 0xe0b16477, 0x84bb6bae, 0x1cfe81a0, 0x94f9082b,
+ 0x58704868, 0x198f45fd, 0x8794de6c, 0xb7527bf8, 0x23ab73d3, 0xe2724b02, 0x57e31f8f, 0x2a6655ab,
+ 0x07b2eb28, 0x032fb5c2, 0x9a86c57b, 0xa5d33708, 0xf2302887, 0xb223bfa5, 0xba02036a, 0x5ced1682,
+ 0x2b8acf1c, 0x92a779b4, 0xf0f307f2, 0xa14e69e2, 0xcd65daf4, 0xd50605be, 0x1fd13462, 0x8ac4a6fe,
+ 0x9d342e53, 0xa0a2f355, 0x32058ae1, 0x75a4f6eb, 0x390b83ec, 0xaa4060ef, 0x065e719f, 0x51bd6e10,
+ 0xf93e218a, 0x3d96dd06, 0xaedd3e05, 0x464de6bd, 0xb591548d, 0x0571c45d, 0x6f0406d4, 0xff605015,
+ 0x241998fb, 0x97d6bde9, 0xcc894043, 0x7767d99e, 0xbdb0e842, 0x8807898b, 0x38e7195b, 0xdb79c8ee,
+ 0x47a17c0a, 0xe97c420f, 0xc9f8841e, 0x00000000, 0x83098086, 0x48322bed, 0xac1e1170, 0x4e6c5a72,
+ 0xfbfd0eff, 0x560f8538, 0x1e3daed5, 0x27362d39, 0x640a0fd9, 0x21685ca6, 0xd19b5b54, 0x3a24362e,
+ 0xb10c0a67, 0x0f9357e7, 0xd2b4ee96, 0x9e1b9b91, 0x4f80c0c5, 0xa261dc20, 0x695a774b, 0x161c121a,
+ 0x0ae293ba, 0xe5c0a02a, 0x433c22e0, 0x1d121b17, 0x0b0e090d, 0xadf28bc7, 0xb92db6a8, 0xc8141ea9,
+ 0x8557f119, 0x4caf7507, 0xbbee99dd, 0xfda37f60, 0x9ff70126, 0xbc5c72f5, 0xc544663b, 0x345bfb7e,
+ 0x768b4329, 0xdccb23c6, 0x68b6edfc, 0x63b8e4f1, 0xcad731dc, 0x10426385, 0x40139722, 0x2084c611,
+ 0x7d854a24, 0xf8d2bb3d, 0x11aef932, 0x6dc729a1, 0x4b1d9e2f, 0xf3dcb230, 0xec0d8652, 0xd077c1e3,
+ 0x6c2bb316, 0x99a970b9, 0xfa119448, 0x2247e964, 0xc4a8fc8c, 0x1aa0f03f, 0xd8567d2c, 0xef223390,
+ 0xc787494e, 0xc1d938d1, 0xfe8ccaa2, 0x3698d40b, 0xcfa6f581, 0x28a57ade, 0x26dab78e, 0xa43fadbf,
+ 0xe42c3a9d, 0x0d507892, 0x9b6a5fcc, 0x62547e46, 0xc2f68d13, 0xe890d8b8, 0x5e2e39f7, 0xf582c3af,
+ 0xbe9f5d80, 0x7c69d093, 0xa96fd52d, 0xb3cf2512, 0x3bc8ac99, 0xa710187d, 0x6ee89c63, 0x7bdb3bbb,
+ 0x09cd2678, 0xf46e5918, 0x01ec9ab7, 0xa8834f9a, 0x65e6956e, 0x7eaaffe6, 0x0821bccf, 0xe6ef15e8,
+ 0xd9bae79b, 0xce4a6f36, 0xd4ea9f09, 0xd629b07c, 0xaf31a4b2, 0x312a3f23, 0x30c6a594, 0xc035a266,
+ 0x37744ebc, 0xa6fc82ca, 0xb0e090d0, 0x1533a7d8, 0x4af10498, 0xf741ecda, 0x0e7fcd50, 0x2f1791f6,
+ 0x8d764dd6, 0x4d43efb0, 0x54ccaa4d, 0xdfe49604, 0xe39ed1b5, 0x1b4c6a88, 0xb8c12c1f, 0x7f466551,
+ 0x049d5eea, 0x5d018c35, 0x73fa8774, 0x2efb0b41, 0x5ab3671d, 0x5292dbd2, 0x33e91056, 0x136dd647,
+ 0x8c9ad761, 0x7a37a10c, 0x8e59f814, 0x89eb133c, 0xeecea927, 0x35b761c9, 0xede11ce5, 0x3c7a47b1,
+ 0x599cd2df, 0x3f55f273, 0x791814ce, 0xbf73c737, 0xea53f7cd, 0x5b5ffdaa, 0x14df3d6f, 0x867844db,
+ 0x81caaff3, 0x3eb968c4, 0x2c382434, 0x5fc2a340, 0x72161dc3, 0x0cbce225, 0x8b283c49, 0x41ff0d95,
+ 0x7139a801, 0xde080cb3, 0x9cd8b4e4, 0x906456c1, 0x617bcb84, 0x70d532b6, 0x74486c5c, 0x42d0b857,
+};
+const td2 align(64) = [256]u32{
+ 0xa75051f4, 0x65537e41, 0xa4c31a17, 0x5e963a27, 0x6bcb3bab, 0x45f11f9d, 0x58abacfa, 0x03934be3,
+ 0xfa552030, 0x6df6ad76, 0x769188cc, 0x4c25f502, 0xd7fc4fe5, 0xcbd7c52a, 0x44802635, 0xa38fb562,
+ 0x5a49deb1, 0x1b6725ba, 0x0e9845ea, 0xc0e15dfe, 0x7502c32f, 0xf012814c, 0x97a38d46, 0xf9c66bd3,
+ 0x5fe7038f, 0x9c951592, 0x7aebbf6d, 0x59da9552, 0x832dd4be, 0x21d35874, 0x692949e0, 0xc8448ec9,
+ 0x896a75c2, 0x7978f48e, 0x3e6b9958, 0x71dd27b9, 0x4fb6bee1, 0xad17f088, 0xac66c920, 0x3ab47dce,
+ 0x4a1863df, 0x3182e51a, 0x33609751, 0x7f456253, 0x77e0b164, 0xae84bb6b, 0xa01cfe81, 0x2b94f908,
+ 0x68587048, 0xfd198f45, 0x6c8794de, 0xf8b7527b, 0xd323ab73, 0x02e2724b, 0x8f57e31f, 0xab2a6655,
+ 0x2807b2eb, 0xc2032fb5, 0x7b9a86c5, 0x08a5d337, 0x87f23028, 0xa5b223bf, 0x6aba0203, 0x825ced16,
+ 0x1c2b8acf, 0xb492a779, 0xf2f0f307, 0xe2a14e69, 0xf4cd65da, 0xbed50605, 0x621fd134, 0xfe8ac4a6,
+ 0x539d342e, 0x55a0a2f3, 0xe132058a, 0xeb75a4f6, 0xec390b83, 0xefaa4060, 0x9f065e71, 0x1051bd6e,
+ 0x8af93e21, 0x063d96dd, 0x05aedd3e, 0xbd464de6, 0x8db59154, 0x5d0571c4, 0xd46f0406, 0x15ff6050,
+ 0xfb241998, 0xe997d6bd, 0x43cc8940, 0x9e7767d9, 0x42bdb0e8, 0x8b880789, 0x5b38e719, 0xeedb79c8,
+ 0x0a47a17c, 0x0fe97c42, 0x1ec9f884, 0x00000000, 0x86830980, 0xed48322b, 0x70ac1e11, 0x724e6c5a,
+ 0xfffbfd0e, 0x38560f85, 0xd51e3dae, 0x3927362d, 0xd9640a0f, 0xa621685c, 0x54d19b5b, 0x2e3a2436,
+ 0x67b10c0a, 0xe70f9357, 0x96d2b4ee, 0x919e1b9b, 0xc54f80c0, 0x20a261dc, 0x4b695a77, 0x1a161c12,
+ 0xba0ae293, 0x2ae5c0a0, 0xe0433c22, 0x171d121b, 0x0d0b0e09, 0xc7adf28b, 0xa8b92db6, 0xa9c8141e,
+ 0x198557f1, 0x074caf75, 0xddbbee99, 0x60fda37f, 0x269ff701, 0xf5bc5c72, 0x3bc54466, 0x7e345bfb,
+ 0x29768b43, 0xc6dccb23, 0xfc68b6ed, 0xf163b8e4, 0xdccad731, 0x85104263, 0x22401397, 0x112084c6,
+ 0x247d854a, 0x3df8d2bb, 0x3211aef9, 0xa16dc729, 0x2f4b1d9e, 0x30f3dcb2, 0x52ec0d86, 0xe3d077c1,
+ 0x166c2bb3, 0xb999a970, 0x48fa1194, 0x642247e9, 0x8cc4a8fc, 0x3f1aa0f0, 0x2cd8567d, 0x90ef2233,
+ 0x4ec78749, 0xd1c1d938, 0xa2fe8cca, 0x0b3698d4, 0x81cfa6f5, 0xde28a57a, 0x8e26dab7, 0xbfa43fad,
+ 0x9de42c3a, 0x920d5078, 0xcc9b6a5f, 0x4662547e, 0x13c2f68d, 0xb8e890d8, 0xf75e2e39, 0xaff582c3,
+ 0x80be9f5d, 0x937c69d0, 0x2da96fd5, 0x12b3cf25, 0x993bc8ac, 0x7da71018, 0x636ee89c, 0xbb7bdb3b,
+ 0x7809cd26, 0x18f46e59, 0xb701ec9a, 0x9aa8834f, 0x6e65e695, 0xe67eaaff, 0xcf0821bc, 0xe8e6ef15,
+ 0x9bd9bae7, 0x36ce4a6f, 0x09d4ea9f, 0x7cd629b0, 0xb2af31a4, 0x23312a3f, 0x9430c6a5, 0x66c035a2,
+ 0xbc37744e, 0xcaa6fc82, 0xd0b0e090, 0xd81533a7, 0x984af104, 0xdaf741ec, 0x500e7fcd, 0xf62f1791,
+ 0xd68d764d, 0xb04d43ef, 0x4d54ccaa, 0x04dfe496, 0xb5e39ed1, 0x881b4c6a, 0x1fb8c12c, 0x517f4665,
+ 0xea049d5e, 0x355d018c, 0x7473fa87, 0x412efb0b, 0x1d5ab367, 0xd25292db, 0x5633e910, 0x47136dd6,
+ 0x618c9ad7, 0x0c7a37a1, 0x148e59f8, 0x3c89eb13, 0x27eecea9, 0xc935b761, 0xe5ede11c, 0xb13c7a47,
+ 0xdf599cd2, 0x733f55f2, 0xce791814, 0x37bf73c7, 0xcdea53f7, 0xaa5b5ffd, 0x6f14df3d, 0xdb867844,
+ 0xf381caaf, 0xc43eb968, 0x342c3824, 0x405fc2a3, 0xc372161d, 0x250cbce2, 0x498b283c, 0x9541ff0d,
+ 0x017139a8, 0xb3de080c, 0xe49cd8b4, 0xc1906456, 0x84617bcb, 0xb670d532, 0x5c74486c, 0x5742d0b8,
+};
+const td3 align(64) = [256]u32{
+ 0xf4a75051, 0x4165537e, 0x17a4c31a, 0x275e963a, 0xab6bcb3b, 0x9d45f11f, 0xfa58abac, 0xe303934b,
+ 0x30fa5520, 0x766df6ad, 0xcc769188, 0x024c25f5, 0xe5d7fc4f, 0x2acbd7c5, 0x35448026, 0x62a38fb5,
+ 0xb15a49de, 0xba1b6725, 0xea0e9845, 0xfec0e15d, 0x2f7502c3, 0x4cf01281, 0x4697a38d, 0xd3f9c66b,
+ 0x8f5fe703, 0x929c9515, 0x6d7aebbf, 0x5259da95, 0xbe832dd4, 0x7421d358, 0xe0692949, 0xc9c8448e,
+ 0xc2896a75, 0x8e7978f4, 0x583e6b99, 0xb971dd27, 0xe14fb6be, 0x88ad17f0, 0x20ac66c9, 0xce3ab47d,
+ 0xdf4a1863, 0x1a3182e5, 0x51336097, 0x537f4562, 0x6477e0b1, 0x6bae84bb, 0x81a01cfe, 0x082b94f9,
+ 0x48685870, 0x45fd198f, 0xde6c8794, 0x7bf8b752, 0x73d323ab, 0x4b02e272, 0x1f8f57e3, 0x55ab2a66,
+ 0xeb2807b2, 0xb5c2032f, 0xc57b9a86, 0x3708a5d3, 0x2887f230, 0xbfa5b223, 0x036aba02, 0x16825ced,
+ 0xcf1c2b8a, 0x79b492a7, 0x07f2f0f3, 0x69e2a14e, 0xdaf4cd65, 0x05bed506, 0x34621fd1, 0xa6fe8ac4,
+ 0x2e539d34, 0xf355a0a2, 0x8ae13205, 0xf6eb75a4, 0x83ec390b, 0x60efaa40, 0x719f065e, 0x6e1051bd,
+ 0x218af93e, 0xdd063d96, 0x3e05aedd, 0xe6bd464d, 0x548db591, 0xc45d0571, 0x06d46f04, 0x5015ff60,
+ 0x98fb2419, 0xbde997d6, 0x4043cc89, 0xd99e7767, 0xe842bdb0, 0x898b8807, 0x195b38e7, 0xc8eedb79,
+ 0x7c0a47a1, 0x420fe97c, 0x841ec9f8, 0x00000000, 0x80868309, 0x2bed4832, 0x1170ac1e, 0x5a724e6c,
+ 0x0efffbfd, 0x8538560f, 0xaed51e3d, 0x2d392736, 0x0fd9640a, 0x5ca62168, 0x5b54d19b, 0x362e3a24,
+ 0x0a67b10c, 0x57e70f93, 0xee96d2b4, 0x9b919e1b, 0xc0c54f80, 0xdc20a261, 0x774b695a, 0x121a161c,
+ 0x93ba0ae2, 0xa02ae5c0, 0x22e0433c, 0x1b171d12, 0x090d0b0e, 0x8bc7adf2, 0xb6a8b92d, 0x1ea9c814,
+ 0xf1198557, 0x75074caf, 0x99ddbbee, 0x7f60fda3, 0x01269ff7, 0x72f5bc5c, 0x663bc544, 0xfb7e345b,
+ 0x4329768b, 0x23c6dccb, 0xedfc68b6, 0xe4f163b8, 0x31dccad7, 0x63851042, 0x97224013, 0xc6112084,
+ 0x4a247d85, 0xbb3df8d2, 0xf93211ae, 0x29a16dc7, 0x9e2f4b1d, 0xb230f3dc, 0x8652ec0d, 0xc1e3d077,
+ 0xb3166c2b, 0x70b999a9, 0x9448fa11, 0xe9642247, 0xfc8cc4a8, 0xf03f1aa0, 0x7d2cd856, 0x3390ef22,
+ 0x494ec787, 0x38d1c1d9, 0xcaa2fe8c, 0xd40b3698, 0xf581cfa6, 0x7ade28a5, 0xb78e26da, 0xadbfa43f,
+ 0x3a9de42c, 0x78920d50, 0x5fcc9b6a, 0x7e466254, 0x8d13c2f6, 0xd8b8e890, 0x39f75e2e, 0xc3aff582,
+ 0x5d80be9f, 0xd0937c69, 0xd52da96f, 0x2512b3cf, 0xac993bc8, 0x187da710, 0x9c636ee8, 0x3bbb7bdb,
+ 0x267809cd, 0x5918f46e, 0x9ab701ec, 0x4f9aa883, 0x956e65e6, 0xffe67eaa, 0xbccf0821, 0x15e8e6ef,
+ 0xe79bd9ba, 0x6f36ce4a, 0x9f09d4ea, 0xb07cd629, 0xa4b2af31, 0x3f23312a, 0xa59430c6, 0xa266c035,
+ 0x4ebc3774, 0x82caa6fc, 0x90d0b0e0, 0xa7d81533, 0x04984af1, 0xecdaf741, 0xcd500e7f, 0x91f62f17,
+ 0x4dd68d76, 0xefb04d43, 0xaa4d54cc, 0x9604dfe4, 0xd1b5e39e, 0x6a881b4c, 0x2c1fb8c1, 0x65517f46,
+ 0x5eea049d, 0x8c355d01, 0x877473fa, 0x0b412efb, 0x671d5ab3, 0xdbd25292, 0x105633e9, 0xd647136d,
+ 0xd7618c9a, 0xa10c7a37, 0xf8148e59, 0x133c89eb, 0xa927eece, 0x61c935b7, 0x1ce5ede1, 0x47b13c7a,
+ 0xd2df599c, 0xf2733f55, 0x14ce7918, 0xc737bf73, 0xf7cdea53, 0xfdaa5b5f, 0x3d6f14df, 0x44db8678,
+ 0xaff381ca, 0x68c43eb9, 0x24342c38, 0xa3405fc2, 0x1dc37216, 0xe2250cbc, 0x3c498b28, 0x0d9541ff,
+ 0xa8017139, 0x0cb3de08, 0xb4e49cd8, 0x56c19064, 0xcb84617b, 0x32b670d5, 0x6c5c7448, 0xb85742d0,
+};
diff --git a/lib/std/crypto/benchmark.zig b/lib/std/crypto/benchmark.zig
index e20b27220e..860f1269f0 100644
--- a/lib/std/crypto/benchmark.zig
+++ b/lib/std/crypto/benchmark.zig
@@ -179,6 +179,64 @@ pub fn benchmarkAead(comptime Aead: anytype, comptime bytes: comptime_int) !u64
return throughput;
}
+const aes = [_]Crypto{
+ Crypto{ .ty = crypto.core.aes.AES128, .name = "aes128-single" },
+ Crypto{ .ty = crypto.core.aes.AES256, .name = "aes256-single" },
+};
+
+pub fn benchmarkAES(comptime AES: anytype, comptime count: comptime_int) !u64 {
+ var key: [AES.key_bits / 8]u8 = undefined;
+ prng.random.bytes(key[0..]);
+ const ctx = AES.initEnc(key);
+
+ var in = [_]u8{0} ** 16;
+
+ var timer = try Timer.start();
+ const start = timer.lap();
+ {
+ var i: usize = 0;
+ while (i < count) : (i += 1) {
+ ctx.encrypt(&in, &in);
+ }
+ }
+ mem.doNotOptimizeAway(&in);
+ const end = timer.read();
+
+ const elapsed_s = @intToFloat(f64, end - start) / time.ns_per_s;
+ const throughput = @floatToInt(u64, count / elapsed_s);
+
+ return throughput;
+}
+
+const aes8 = [_]Crypto{
+ Crypto{ .ty = crypto.core.aes.AES128, .name = "aes128-8" },
+ Crypto{ .ty = crypto.core.aes.AES256, .name = "aes256-8" },
+};
+
+pub fn benchmarkAES8(comptime AES: anytype, comptime count: comptime_int) !u64 {
+ var key: [AES.key_bits / 8]u8 = undefined;
+ prng.random.bytes(key[0..]);
+ const ctx = AES.initEnc(key);
+
+ var in = [_]u8{0} ** (8 * 16);
+
+ var timer = try Timer.start();
+ const start = timer.lap();
+ {
+ var i: usize = 0;
+ while (i < count) : (i += 1) {
+ ctx.encryptWide(8, &in, &in);
+ }
+ }
+ mem.doNotOptimizeAway(&in);
+ const end = timer.read();
+
+ const elapsed_s = @intToFloat(f64, end - start) / time.ns_per_s;
+ const throughput = @floatToInt(u64, 8 * count / elapsed_s);
+
+ return throughput;
+}
+
fn usage() void {
std.debug.warn(
\\throughput_test [options]
@@ -238,35 +296,49 @@ pub fn main() !void {
inline for (hashes) |H| {
if (filter == null or std.mem.indexOf(u8, H.name, filter.?) != null) {
const throughput = try benchmarkHash(H.ty, mode(128 * MiB));
- try stdout.print("{:>17}: {:7} MiB/s\n", .{ H.name, throughput / (1 * MiB) });
+ try stdout.print("{:>17}: {:10} MiB/s\n", .{ H.name, throughput / (1 * MiB) });
}
}
inline for (macs) |M| {
if (filter == null or std.mem.indexOf(u8, M.name, filter.?) != null) {
const throughput = try benchmarkMac(M.ty, mode(128 * MiB));
- try stdout.print("{:>17}: {:7} MiB/s\n", .{ M.name, throughput / (1 * MiB) });
+ try stdout.print("{:>17}: {:10} MiB/s\n", .{ M.name, throughput / (1 * MiB) });
}
}
inline for (exchanges) |E| {
if (filter == null or std.mem.indexOf(u8, E.name, filter.?) != null) {
const throughput = try benchmarkKeyExchange(E.ty, mode(1000));
- try stdout.print("{:>17}: {:7} exchanges/s\n", .{ E.name, throughput });
+ try stdout.print("{:>17}: {:10} exchanges/s\n", .{ E.name, throughput });
}
}
inline for (signatures) |E| {
if (filter == null or std.mem.indexOf(u8, E.name, filter.?) != null) {
const throughput = try benchmarkSignature(E.ty, mode(1000));
- try stdout.print("{:>17}: {:7} signatures/s\n", .{ E.name, throughput });
+ try stdout.print("{:>17}: {:10} signatures/s\n", .{ E.name, throughput });
}
}
inline for (aeads) |E| {
if (filter == null or std.mem.indexOf(u8, E.name, filter.?) != null) {
const throughput = try benchmarkAead(E.ty, mode(128 * MiB));
- try stdout.print("{:>17}: {:7} MiB/s\n", .{ E.name, throughput / (1 * MiB) });
+ try stdout.print("{:>17}: {:10} MiB/s\n", .{ E.name, throughput / (1 * MiB) });
+ }
+ }
+
+ inline for (aes) |E| {
+ if (filter == null or std.mem.indexOf(u8, E.name, filter.?) != null) {
+ const throughput = try benchmarkAES(E.ty, mode(100000000));
+ try stdout.print("{:>17}: {:10} ops/s\n", .{ E.name, throughput });
+ }
+ }
+
+ inline for (aes8) |E| {
+ if (filter == null or std.mem.indexOf(u8, E.name, filter.?) != null) {
+ const throughput = try benchmarkAES8(E.ty, mode(10000000));
+ try stdout.print("{:>17}: {:10} ops/s\n", .{ E.name, throughput });
}
}
}
diff --git a/lib/std/crypto/modes.zig b/lib/std/crypto/modes.zig
new file mode 100644
index 0000000000..5c1fa4b2f3
--- /dev/null
+++ b/lib/std/crypto/modes.zig
@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: MIT
+// Copyright (c) 2015-2020 Zig Contributors
+// This file is part of [zig](https://ziglang.org/), which is MIT licensed.
+// The MIT license requires this copyright notice to be included in all copies
+// and substantial portions of the software.
+// Based on Go stdlib implementation
+
+const std = @import("../std.zig");
+const builtin = std.builtin;
+const mem = std.mem;
+const debug = std.debug;
+
+/// Counter mode.
+///
+/// This mode creates a key stream by encrypting an incrementing counter using a block cipher, and adding it to the source material.
+///
+/// Important: the counter mode doesn't provide authenticated encryption: the ciphertext can be trivially modified without this being detected.
+/// As a result, applications should generally never use it directly, but only in a construction that includes a MAC.
+pub fn ctr(comptime BlockCipher: anytype, block_cipher: BlockCipher, dst: []u8, src: []const u8, iv: [BlockCipher.block_size]u8, endian: comptime builtin.Endian) void {
+ debug.assert(dst.len >= src.len);
+ const block_size = BlockCipher.block_size;
+ var counter: [BlockCipher.block_size]u8 = undefined;
+ var counterInt = mem.readInt(u128, &iv, endian);
+ var i: usize = 0;
+
+ const parallel_count = BlockCipher.block.parallel.optimal_parallel_blocks;
+ const wide_block_size = parallel_count * 16;
+ if (src.len >= wide_block_size) {
+ var counters: [parallel_count * 16]u8 = undefined;
+ while (i + wide_block_size <= src.len) : (i += wide_block_size) {
+ comptime var j = 0;
+ inline while (j < parallel_count) : (j += 1) {
+ mem.writeInt(u128, counters[j * 16 .. j * 16 + 16], counterInt, endian);
+ counterInt +%= 1;
+ }
+ block_cipher.xorWide(parallel_count, dst[i .. i + wide_block_size][0..wide_block_size], src[i .. i + wide_block_size][0..wide_block_size], counters);
+ }
+ }
+ while (i + block_size <= src.len) : (i += block_size) {
+ mem.writeInt(u128, &counter, counterInt, endian);
+ counterInt +%= 1;
+ block_cipher.xor(dst[i .. i + block_size][0..block_size], src[i .. i + block_size][0..block_size], counter);
+ }
+ if (i < src.len) {
+ mem.writeInt(u128, &counter, counterInt, endian);
+ var pad = [_]u8{0} ** block_size;
+ mem.copy(u8, &pad, src[i..]);
+ block_cipher.xor(&pad, &pad, counter);
+ mem.copy(u8, dst[i..], pad[0 .. src.len - i]);
+ }
+}
diff --git a/lib/std/event/lock.zig b/lib/std/event/lock.zig
index d27a12aef8..a83395d7d0 100644
--- a/lib/std/event/lock.zig
+++ b/lib/std/event/lock.zig
@@ -16,107 +16,107 @@ const Loop = std.event.Loop;
/// Allows only one actor to hold the lock.
/// TODO: make this API also work in blocking I/O mode.
pub const Lock = struct {
- shared: bool,
- queue: Queue,
- queue_empty: bool,
+ mutex: std.Mutex = std.Mutex{},
+ head: usize = UNLOCKED,
- const Queue = std.atomic.Queue(anyframe);
+ const UNLOCKED = 0;
+ const LOCKED = 1;
const global_event_loop = Loop.instance orelse
@compileError("std.event.Lock currently only works with event-based I/O");
- pub const Held = struct {
- lock: *Lock,
-
- pub fn release(self: Held) void {
- // Resume the next item from the queue.
- if (self.lock.queue.get()) |node| {
- global_event_loop.onNextTick(node);
- return;
- }
-
- // We need to release the lock.
- @atomicStore(bool, &self.lock.queue_empty, true, .SeqCst);
- @atomicStore(bool, &self.lock.shared, false, .SeqCst);
-
- // There might be a queue item. If we know the queue is empty, we can be done,
- // because the other actor will try to obtain the lock.
- // But if there's a queue item, we are the actor which must loop and attempt
- // to grab the lock again.
- if (@atomicLoad(bool, &self.lock.queue_empty, .SeqCst)) {
- return;
- }
-
- while (true) {
- if (@atomicRmw(bool, &self.lock.shared, .Xchg, true, .SeqCst)) {
- // We did not obtain the lock. Great, the queue is someone else's problem.
- return;
- }
-
- // Resume the next item from the queue.
- if (self.lock.queue.get()) |node| {
- global_event_loop.onNextTick(node);
- return;
- }
-
- // Release the lock again.
- @atomicStore(bool, &self.lock.queue_empty, true, .SeqCst);
- @atomicStore(bool, &self.lock.shared, false, .SeqCst);
-
- // Find out if we can be done.
- if (@atomicLoad(bool, &self.lock.queue_empty, .SeqCst)) {
- return;
- }
- }
- }
+ const Waiter = struct {
+ // forced Waiter alignment to ensure it doesn't clash with LOCKED
+ next: ?*Waiter align(2),
+ tail: *Waiter,
+ node: Loop.NextTickNode,
};
- pub fn init() Lock {
- return Lock{
- .shared = false,
- .queue = Queue.init(),
- .queue_empty = true,
+ pub fn acquire(self: *Lock) Held {
+ const held = self.mutex.acquire();
+
+ // self.head transitions from multiple stages depending on the value:
+ // UNLOCKED -> LOCKED:
+ // acquire Lock ownership when theres no waiters
+ // LOCKED -> :
+ // Lock is already owned, enqueue first Waiter
+ // -> :
+ // Lock is owned with pending waiters. Push our waiter to the queue.
+
+ if (self.head == UNLOCKED) {
+ self.head = LOCKED;
+ held.release();
+ return Held{ .lock = self };
+ }
+
+ var waiter: Waiter = undefined;
+ waiter.next = null;
+ waiter.tail = &waiter;
+
+ const head = switch (self.head) {
+ UNLOCKED => unreachable,
+ LOCKED => null,
+ else => @intToPtr(*Waiter, self.head),
};
- }
- pub fn initLocked() Lock {
- return Lock{
- .shared = true,
- .queue = Queue.init(),
- .queue_empty = true,
- };
- }
+ if (head) |h| {
+ h.tail.next = &waiter;
+ h.tail = &waiter;
+ } else {
+ self.head = @ptrToInt(&waiter);
+ }
- /// Must be called when not locked. Not thread safe.
- /// All calls to acquire() and release() must complete before calling deinit().
- pub fn deinit(self: *Lock) void {
- assert(!self.shared);
- while (self.queue.get()) |node| resume node.data;
- }
-
- pub fn acquire(self: *Lock) callconv(.Async) Held {
- var my_tick_node = Loop.NextTickNode.init(@frame());
-
- errdefer _ = self.queue.remove(&my_tick_node); // TODO test canceling an acquire
suspend {
- self.queue.put(&my_tick_node);
-
- // At this point, we are in the queue, so we might have already been resumed.
-
- // We set this bit so that later we can rely on the fact, that if queue_empty == true, some actor
- // will attempt to grab the lock.
- @atomicStore(bool, &self.queue_empty, false, .SeqCst);
-
- if (!@atomicRmw(bool, &self.shared, .Xchg, true, .SeqCst)) {
- if (self.queue.get()) |node| {
- // Whether this node is us or someone else, we tail resume it.
- resume node.data;
- }
- }
+ waiter.node = Loop.NextTickNode{
+ .prev = undefined,
+ .next = undefined,
+ .data = @frame(),
+ };
+ held.release();
}
return Held{ .lock = self };
}
+
+ pub const Held = struct {
+ lock: *Lock,
+
+ pub fn release(self: Held) void {
+ const waiter = blk: {
+ const held = self.lock.mutex.acquire();
+ defer held.release();
+
+ // self.head goes through the reverse transition from acquire():
+ // -> :
+ // pop a waiter from the queue to give Lock ownership when theres still others pending
+ // -> LOCKED:
+ // pop the laster waiter from the queue, while also giving it lock ownership when awaken
+ // LOCKED -> UNLOCKED:
+ // last lock owner releases lock while no one else is waiting for it
+
+ switch (self.lock.head) {
+ UNLOCKED => {
+ unreachable; // Lock unlocked while unlocking
+ },
+ LOCKED => {
+ self.lock.head = UNLOCKED;
+ break :blk null;
+ },
+ else => {
+ const waiter = @intToPtr(*Waiter, self.lock.head);
+ self.lock.head = if (waiter.next == null) LOCKED else @ptrToInt(waiter.next);
+ if (waiter.next) |next|
+ next.tail = waiter.tail;
+ break :blk waiter;
+ },
+ }
+ };
+
+ if (waiter) |w| {
+ global_event_loop.onNextTick(&w.node);
+ }
+ }
+ };
};
test "std.event.Lock" {
@@ -128,41 +128,16 @@ test "std.event.Lock" {
// TODO https://github.com/ziglang/zig/issues/3251
if (builtin.os.tag == .freebsd) return error.SkipZigTest;
- // TODO this file has bit-rotted. repair it
- if (true) return error.SkipZigTest;
-
- var lock = Lock.init();
- defer lock.deinit();
-
- _ = async testLock(&lock);
+ var lock = Lock{};
+ testLock(&lock);
const expected_result = [1]i32{3 * @intCast(i32, shared_test_data.len)} ** shared_test_data.len;
testing.expectEqualSlices(i32, &expected_result, &shared_test_data);
}
-fn testLock(lock: *Lock) callconv(.Async) void {
+fn testLock(lock: *Lock) void {
var handle1 = async lockRunner(lock);
- var tick_node1 = Loop.NextTickNode{
- .prev = undefined,
- .next = undefined,
- .data = &handle1,
- };
- Loop.instance.?.onNextTick(&tick_node1);
-
var handle2 = async lockRunner(lock);
- var tick_node2 = Loop.NextTickNode{
- .prev = undefined,
- .next = undefined,
- .data = &handle2,
- };
- Loop.instance.?.onNextTick(&tick_node2);
-
var handle3 = async lockRunner(lock);
- var tick_node3 = Loop.NextTickNode{
- .prev = undefined,
- .next = undefined,
- .data = &handle3,
- };
- Loop.instance.?.onNextTick(&tick_node3);
await handle1;
await handle2;
@@ -171,13 +146,13 @@ fn testLock(lock: *Lock) callconv(.Async) void {
var shared_test_data = [1]i32{0} ** 10;
var shared_test_index: usize = 0;
-fn lockRunner(lock: *Lock) callconv(.Async) void {
- suspend; // resumed by onNextTick
+
+fn lockRunner(lock: *Lock) void {
+ Lock.global_event_loop.yield();
var i: usize = 0;
while (i < shared_test_data.len) : (i += 1) {
- var lock_frame = async lock.acquire();
- const handle = await lock_frame;
+ const handle = lock.acquire();
defer handle.release();
shared_test_index = 0;
diff --git a/lib/std/event/loop.zig b/lib/std/event/loop.zig
index 2600b337b3..2ed9f938d8 100644
--- a/lib/std/event/loop.zig
+++ b/lib/std/event/loop.zig
@@ -112,8 +112,9 @@ pub const Loop = struct {
/// have the correct pointer value.
/// https://github.com/ziglang/zig/issues/2761 and https://github.com/ziglang/zig/issues/2765
pub fn init(self: *Loop) !void {
- if (builtin.single_threaded
- or (@hasDecl(root, "event_loop_mode") and root.event_loop_mode == .single_threaded)) {
+ if (builtin.single_threaded or
+ (@hasDecl(root, "event_loop_mode") and root.event_loop_mode == .single_threaded))
+ {
return self.initSingleThreaded();
} else {
return self.initMultiThreaded();
@@ -687,9 +688,14 @@ pub const Loop = struct {
switch (builtin.os.tag) {
.linux => {
- // writing 8 bytes to an eventfd cannot fail
- const amt = os.write(self.os_data.final_eventfd, &wakeup_bytes) catch unreachable;
- assert(amt == wakeup_bytes.len);
+ // writing to the eventfd will only wake up one thread, thus multiple writes
+ // are needed to wakeup all the threads
+ var i: usize = 0;
+ while (i < self.extra_threads.len + 1) : (i += 1) {
+ // writing 8 bytes to an eventfd cannot fail
+ const amt = os.write(self.os_data.final_eventfd, &wakeup_bytes) catch unreachable;
+ assert(amt == wakeup_bytes.len);
+ }
return;
},
.macosx, .freebsd, .netbsd, .dragonfly => {
@@ -715,6 +721,50 @@ pub const Loop = struct {
}
}
+ /// ------- I/0 APIs -------
+ pub fn accept(
+ self: *Loop,
+ /// This argument is a socket that has been created with `socket`, bound to a local address
+ /// with `bind`, and is listening for connections after a `listen`.
+ sockfd: os.fd_t,
+ /// This argument is a pointer to a sockaddr structure. This structure is filled in with the
+ /// address of the peer socket, as known to the communications layer. The exact format of the
+ /// address returned addr is determined by the socket's address family (see `socket` and the
+ /// respective protocol man pages).
+ addr: *os.sockaddr,
+ /// This argument is a value-result argument: the caller must initialize it to contain the
+ /// size (in bytes) of the structure pointed to by addr; on return it will contain the actual size
+ /// of the peer address.
+ ///
+ /// The returned address is truncated if the buffer provided is too small; in this case, `addr_size`
+ /// will return a value greater than was supplied to the call.
+ addr_size: *os.socklen_t,
+ /// The following values can be bitwise ORed in flags to obtain different behavior:
+ /// * `SOCK_CLOEXEC` - Set the close-on-exec (`FD_CLOEXEC`) flag on the new file descriptor. See the
+ /// description of the `O_CLOEXEC` flag in `open` for reasons why this may be useful.
+ flags: u32,
+ ) os.AcceptError!os.fd_t {
+ while (true) {
+ return os.accept(sockfd, addr, addr_size, flags | os.SOCK_NONBLOCK) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdReadable(sockfd);
+ continue;
+ },
+ else => return err,
+ };
+ }
+ }
+
+ pub fn connect(self: *Loop, sockfd: os.socket_t, sock_addr: *const os.sockaddr, len: os.socklen_t) os.ConnectError!void {
+ os.connect(sockfd, sock_addr, len) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdWritable(sockfd);
+ return os.getsockoptError(sockfd);
+ },
+ else => return err,
+ };
+ }
+
/// Performs an async `os.open` using a separate thread.
pub fn openZ(self: *Loop, file_path: [*:0]const u8, flags: u32, mode: os.mode_t) os.OpenError!os.fd_t {
var req_node = Request.Node{
@@ -773,152 +823,309 @@ pub const Loop = struct {
/// Performs an async `os.read` using a separate thread.
/// `fd` must block and not return EAGAIN.
- pub fn read(self: *Loop, fd: os.fd_t, buf: []u8) os.ReadError!usize {
- var req_node = Request.Node{
- .data = .{
- .msg = .{
- .read = .{
- .fd = fd,
- .buf = buf,
- .result = undefined,
+ pub fn read(self: *Loop, fd: os.fd_t, buf: []u8, simulate_evented: bool) os.ReadError!usize {
+ if (simulate_evented) {
+ var req_node = Request.Node{
+ .data = .{
+ .msg = .{
+ .read = .{
+ .fd = fd,
+ .buf = buf,
+ .result = undefined,
+ },
},
+ .finish = .{ .TickNode = .{ .data = @frame() } },
},
- .finish = .{ .TickNode = .{ .data = @frame() } },
- },
- };
- suspend {
- self.posixFsRequest(&req_node);
+ };
+ suspend {
+ self.posixFsRequest(&req_node);
+ }
+ return req_node.data.msg.read.result;
+ } else {
+ while (true) {
+ return os.read(fd, buf) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdReadable(fd);
+ continue;
+ },
+ else => return err,
+ };
+ }
}
- return req_node.data.msg.read.result;
}
/// Performs an async `os.readv` using a separate thread.
/// `fd` must block and not return EAGAIN.
- pub fn readv(self: *Loop, fd: os.fd_t, iov: []const os.iovec) os.ReadError!usize {
- var req_node = Request.Node{
- .data = .{
- .msg = .{
- .readv = .{
- .fd = fd,
- .iov = iov,
- .result = undefined,
+ pub fn readv(self: *Loop, fd: os.fd_t, iov: []const os.iovec, simulate_evented: bool) os.ReadError!usize {
+ if (simulate_evented) {
+ var req_node = Request.Node{
+ .data = .{
+ .msg = .{
+ .readv = .{
+ .fd = fd,
+ .iov = iov,
+ .result = undefined,
+ },
},
+ .finish = .{ .TickNode = .{ .data = @frame() } },
},
- .finish = .{ .TickNode = .{ .data = @frame() } },
- },
- };
- suspend {
- self.posixFsRequest(&req_node);
+ };
+ suspend {
+ self.posixFsRequest(&req_node);
+ }
+ return req_node.data.msg.readv.result;
+ } else {
+ while (true) {
+ return os.readv(fd, iov) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdReadable(fd);
+ continue;
+ },
+ else => return err,
+ };
+ }
}
- return req_node.data.msg.readv.result;
}
/// Performs an async `os.pread` using a separate thread.
/// `fd` must block and not return EAGAIN.
- pub fn pread(self: *Loop, fd: os.fd_t, buf: []u8, offset: u64) os.PReadError!usize {
- var req_node = Request.Node{
- .data = .{
- .msg = .{
- .pread = .{
- .fd = fd,
- .buf = buf,
- .offset = offset,
- .result = undefined,
+ pub fn pread(self: *Loop, fd: os.fd_t, buf: []u8, offset: u64, simulate_evented: bool) os.PReadError!usize {
+ if (simulate_evented) {
+ var req_node = Request.Node{
+ .data = .{
+ .msg = .{
+ .pread = .{
+ .fd = fd,
+ .buf = buf,
+ .offset = offset,
+ .result = undefined,
+ },
},
+ .finish = .{ .TickNode = .{ .data = @frame() } },
},
- .finish = .{ .TickNode = .{ .data = @frame() } },
- },
- };
- suspend {
- self.posixFsRequest(&req_node);
+ };
+ suspend {
+ self.posixFsRequest(&req_node);
+ }
+ return req_node.data.msg.pread.result;
+ } else {
+ while (true) {
+ return os.pread(fd, buf, offset) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdReadable(fd);
+ continue;
+ },
+ else => return err,
+ };
+ }
}
- return req_node.data.msg.pread.result;
}
/// Performs an async `os.preadv` using a separate thread.
/// `fd` must block and not return EAGAIN.
- pub fn preadv(self: *Loop, fd: os.fd_t, iov: []const os.iovec, offset: u64) os.ReadError!usize {
- var req_node = Request.Node{
- .data = .{
- .msg = .{
- .preadv = .{
- .fd = fd,
- .iov = iov,
- .offset = offset,
- .result = undefined,
+ pub fn preadv(self: *Loop, fd: os.fd_t, iov: []const os.iovec, offset: u64, simulate_evented: bool) os.ReadError!usize {
+ if (simulate_evented) {
+ var req_node = Request.Node{
+ .data = .{
+ .msg = .{
+ .preadv = .{
+ .fd = fd,
+ .iov = iov,
+ .offset = offset,
+ .result = undefined,
+ },
},
+ .finish = .{ .TickNode = .{ .data = @frame() } },
},
- .finish = .{ .TickNode = .{ .data = @frame() } },
- },
- };
- suspend {
- self.posixFsRequest(&req_node);
+ };
+ suspend {
+ self.posixFsRequest(&req_node);
+ }
+ return req_node.data.msg.preadv.result;
+ } else {
+ while (true) {
+ return os.preadv(fd, iov, offset) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdReadable(fd);
+ continue;
+ },
+ else => return err,
+ };
+ }
}
- return req_node.data.msg.preadv.result;
}
/// Performs an async `os.write` using a separate thread.
/// `fd` must block and not return EAGAIN.
- pub fn write(self: *Loop, fd: os.fd_t, bytes: []const u8) os.WriteError!usize {
- var req_node = Request.Node{
- .data = .{
- .msg = .{
- .write = .{
- .fd = fd,
- .bytes = bytes,
- .result = undefined,
+ pub fn write(self: *Loop, fd: os.fd_t, bytes: []const u8, simulate_evented: bool) os.WriteError!usize {
+ if (simulate_evented) {
+ var req_node = Request.Node{
+ .data = .{
+ .msg = .{
+ .write = .{
+ .fd = fd,
+ .bytes = bytes,
+ .result = undefined,
+ },
},
+ .finish = .{ .TickNode = .{ .data = @frame() } },
},
- .finish = .{ .TickNode = .{ .data = @frame() } },
- },
- };
- suspend {
- self.posixFsRequest(&req_node);
+ };
+ suspend {
+ self.posixFsRequest(&req_node);
+ }
+ return req_node.data.msg.write.result;
+ } else {
+ while (true) {
+ return os.write(fd, bytes) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdWritable(fd);
+ continue;
+ },
+ else => return err,
+ };
+ }
}
- return req_node.data.msg.write.result;
}
/// Performs an async `os.writev` using a separate thread.
/// `fd` must block and not return EAGAIN.
- pub fn writev(self: *Loop, fd: os.fd_t, iov: []const os.iovec_const) os.WriteError!usize {
- var req_node = Request.Node{
- .data = .{
- .msg = .{
- .writev = .{
- .fd = fd,
- .iov = iov,
- .result = undefined,
+ pub fn writev(self: *Loop, fd: os.fd_t, iov: []const os.iovec_const, simulate_evented: bool) os.WriteError!usize {
+ if (simulate_evented) {
+ var req_node = Request.Node{
+ .data = .{
+ .msg = .{
+ .writev = .{
+ .fd = fd,
+ .iov = iov,
+ .result = undefined,
+ },
},
+ .finish = .{ .TickNode = .{ .data = @frame() } },
},
- .finish = .{ .TickNode = .{ .data = @frame() } },
- },
- };
- suspend {
- self.posixFsRequest(&req_node);
+ };
+ suspend {
+ self.posixFsRequest(&req_node);
+ }
+ return req_node.data.msg.writev.result;
+ } else {
+ while (true) {
+ return os.writev(fd, iov) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdWritable(fd);
+ continue;
+ },
+ else => return err,
+ };
+ }
+ }
+ }
+
+ /// Performs an async `os.pwrite` using a separate thread.
+ /// `fd` must block and not return EAGAIN.
+ pub fn pwrite(self: *Loop, fd: os.fd_t, bytes: []const u8, offset: u64, simulate_evented: bool) os.PerformsWriteError!usize {
+ if (simulate_evented) {
+ var req_node = Request.Node{
+ .data = .{
+ .msg = .{
+ .pwrite = .{
+ .fd = fd,
+ .bytes = bytes,
+ .offset = offset,
+ .result = undefined,
+ },
+ },
+ .finish = .{ .TickNode = .{ .data = @frame() } },
+ },
+ };
+ suspend {
+ self.posixFsRequest(&req_node);
+ }
+ return req_node.data.msg.pwrite.result;
+ } else {
+ while (true) {
+ return os.pwrite(fd, bytes, offset) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdWritable(fd);
+ continue;
+ },
+ else => return err,
+ };
+ }
}
- return req_node.data.msg.writev.result;
}
/// Performs an async `os.pwritev` using a separate thread.
/// `fd` must block and not return EAGAIN.
- pub fn pwritev(self: *Loop, fd: os.fd_t, iov: []const os.iovec_const, offset: u64) os.WriteError!usize {
- var req_node = Request.Node{
- .data = .{
- .msg = .{
- .pwritev = .{
- .fd = fd,
- .iov = iov,
- .offset = offset,
- .result = undefined,
+ pub fn pwritev(self: *Loop, fd: os.fd_t, iov: []const os.iovec_const, offset: u64, simulate_evented: bool) os.PWriteError!usize {
+ if (simulate_evented) {
+ var req_node = Request.Node{
+ .data = .{
+ .msg = .{
+ .pwritev = .{
+ .fd = fd,
+ .iov = iov,
+ .offset = offset,
+ .result = undefined,
+ },
},
+ .finish = .{ .TickNode = .{ .data = @frame() } },
},
- .finish = .{ .TickNode = .{ .data = @frame() } },
- },
- };
- suspend {
- self.posixFsRequest(&req_node);
+ };
+ suspend {
+ self.posixFsRequest(&req_node);
+ }
+ return req_node.data.msg.pwritev.result;
+ } else {
+ while (true) {
+ return os.pwritev(fd, iov, offset) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdWritable(fd);
+ continue;
+ },
+ else => return err,
+ };
+ }
+ }
+ }
+
+ pub fn sendto(
+ self: *Loop,
+ /// The file descriptor of the sending socket.
+ sockfd: os.fd_t,
+ /// Message to send.
+ buf: []const u8,
+ flags: u32,
+ dest_addr: ?*const os.sockaddr,
+ addrlen: os.socklen_t,
+ ) os.SendError!usize {
+ while (true) {
+ return os.sendto(sockfd, buf, flags, dest_addr, addrlen) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdWritable(sockfd);
+ continue;
+ },
+ else => return err,
+ };
+ }
+ }
+
+ pub fn recvfrom(
+ sockfd: os.fd_t,
+ buf: []u8,
+ flags: u32,
+ src_addr: ?*os.sockaddr,
+ addrlen: ?*os.socklen_t,
+ ) os.RecvFromError!usize {
+ while (true) {
+ return os.recvfrom(sockfd, buf, flags, src_addr, addrlen) catch |err| switch (err) {
+ error.WouldBlock => {
+ self.waitUntilFdReadable(sockfd);
+ continue;
+ },
+ else => return err,
+ };
}
- return req_node.data.msg.pwritev.result;
}
/// Performs an async `os.faccessatZ` using a separate thread.
@@ -1073,6 +1280,9 @@ pub const Loop = struct {
.writev => |*msg| {
msg.result = os.writev(msg.fd, msg.iov);
},
+ .pwrite => |*msg| {
+ msg.result = os.pwrite(msg.fd, msg.bytes, msg.offset);
+ },
.pwritev => |*msg| {
msg.result = os.pwritev(msg.fd, msg.iov, msg.offset);
},
@@ -1142,6 +1352,7 @@ pub const Loop = struct {
readv: ReadV,
write: Write,
writev: WriteV,
+ pwrite: PWrite,
pwritev: PWriteV,
pread: PRead,
preadv: PReadV,
@@ -1185,6 +1396,15 @@ pub const Loop = struct {
pub const Error = os.WriteError;
};
+ pub const PWrite = struct {
+ fd: os.fd_t,
+ bytes: []const u8,
+ offset: usize,
+ result: Error!usize,
+
+ pub const Error = os.PWriteError;
+ };
+
pub const PWriteV = struct {
fd: os.fd_t,
iov: []const os.iovec_const,
diff --git a/lib/std/fifo.zig b/lib/std/fifo.zig
index c92da615f9..91d4c0330b 100644
--- a/lib/std/fifo.zig
+++ b/lib/std/fifo.zig
@@ -186,7 +186,9 @@ pub fn LinearFifo(
} else {
var head = self.head + count;
if (powers_of_two) {
- head &= self.buf.len - 1;
+ // Note it is safe to do a wrapping subtract as
+ // bitwise & with all 1s is a noop
+ head &= self.buf.len -% 1;
} else {
head %= self.buf.len;
}
@@ -376,6 +378,14 @@ pub fn LinearFifo(
};
}
+test "LinearFifo(u8, .Dynamic) discard(0) from empty buffer should not error on overflow" {
+ var fifo = LinearFifo(u8, .Dynamic).init(testing.allocator);
+ defer fifo.deinit();
+
+ // If overflow is not explicitly allowed this will crash in debug / safe mode
+ fifo.discard(0);
+}
+
test "LinearFifo(u8, .Dynamic)" {
var fifo = LinearFifo(u8, .Dynamic).init(testing.allocator);
defer fifo.deinit();
diff --git a/lib/std/fs/file.zig b/lib/std/fs/file.zig
index 73babf5fa2..8d4f5df2e8 100644
--- a/lib/std/fs/file.zig
+++ b/lib/std/fs/file.zig
@@ -414,10 +414,12 @@ pub const File = struct {
pub fn read(self: File, buffer: []u8) ReadError!usize {
if (is_windows) {
return windows.ReadFile(self.handle, buffer, null, self.intended_io_mode);
- } else if (self.capable_io_mode != self.intended_io_mode) {
- return std.event.Loop.instance.?.read(self.handle, buffer);
- } else {
+ }
+
+ if (self.intended_io_mode == .blocking) {
return os.read(self.handle, buffer);
+ } else {
+ return std.event.Loop.instance.?.read(self.handle, buffer, self.capable_io_mode != self.intended_io_mode);
}
}
@@ -436,10 +438,12 @@ pub const File = struct {
pub fn pread(self: File, buffer: []u8, offset: u64) PReadError!usize {
if (is_windows) {
return windows.ReadFile(self.handle, buffer, offset, self.intended_io_mode);
- } else if (self.capable_io_mode != self.intended_io_mode) {
- return std.event.Loop.instance.?.pread(self.handle, buffer, offset);
- } else {
+ }
+
+ if (self.intended_io_mode == .blocking) {
return os.pread(self.handle, buffer, offset);
+ } else {
+ return std.event.Loop.instance.?.pread(self.handle, buffer, offset, self.capable_io_mode != self.intended_io_mode);
}
}
@@ -461,10 +465,12 @@ pub const File = struct {
if (iovecs.len == 0) return @as(usize, 0);
const first = iovecs[0];
return windows.ReadFile(self.handle, first.iov_base[0..first.iov_len], null, self.intended_io_mode);
- } else if (self.capable_io_mode != self.intended_io_mode) {
- return std.event.Loop.instance.?.readv(self.handle, iovecs);
- } else {
+ }
+
+ if (self.intended_io_mode == .blocking) {
return os.readv(self.handle, iovecs);
+ } else {
+ return std.event.Loop.instance.?.readv(self.handle, iovecs, self.capable_io_mode != self.intended_io_mode);
}
}
@@ -500,10 +506,12 @@ pub const File = struct {
if (iovecs.len == 0) return @as(usize, 0);
const first = iovecs[0];
return windows.ReadFile(self.handle, first.iov_base[0..first.iov_len], offset, self.intended_io_mode);
- } else if (self.capable_io_mode != self.intended_io_mode) {
- return std.event.Loop.instance.?.preadv(self.handle, iovecs, offset);
- } else {
+ }
+
+ if (self.intended_io_mode == .blocking) {
return os.preadv(self.handle, iovecs, offset);
+ } else {
+ return std.event.Loop.instance.?.preadv(self.handle, iovecs, offset, self.capable_io_mode != self.intended_io_mode);
}
}
@@ -539,10 +547,12 @@ pub const File = struct {
pub fn write(self: File, bytes: []const u8) WriteError!usize {
if (is_windows) {
return windows.WriteFile(self.handle, bytes, null, self.intended_io_mode);
- } else if (self.capable_io_mode != self.intended_io_mode) {
- return std.event.Loop.instance.?.write(self.handle, bytes);
- } else {
+ }
+
+ if (self.intended_io_mode == .blocking) {
return os.write(self.handle, bytes);
+ } else {
+ return std.event.Loop.instance.?.write(self.handle, bytes, self.capable_io_mode != self.intended_io_mode);
}
}
@@ -556,10 +566,12 @@ pub const File = struct {
pub fn pwrite(self: File, bytes: []const u8, offset: u64) PWriteError!usize {
if (is_windows) {
return windows.WriteFile(self.handle, bytes, offset, self.intended_io_mode);
- } else if (self.capable_io_mode != self.intended_io_mode) {
- return std.event.Loop.instance.?.pwrite(self.handle, bytes, offset);
- } else {
+ }
+
+ if (self.intended_io_mode == .blocking) {
return os.pwrite(self.handle, bytes, offset);
+ } else {
+ return std.event.Loop.instance.?.pwrite(self.handle, bytes, offset, self.capable_io_mode != self.intended_io_mode);
}
}
@@ -576,10 +588,12 @@ pub const File = struct {
if (iovecs.len == 0) return @as(usize, 0);
const first = iovecs[0];
return windows.WriteFile(self.handle, first.iov_base[0..first.iov_len], null, self.intended_io_mode);
- } else if (self.capable_io_mode != self.intended_io_mode) {
- return std.event.Loop.instance.?.writev(self.handle, iovecs);
- } else {
+ }
+
+ if (self.intended_io_mode == .blocking) {
return os.writev(self.handle, iovecs);
+ } else {
+ return std.event.Loop.instance.?.writev(self.handle, iovecs, self.capable_io_mode != self.intended_io_mode);
}
}
@@ -607,10 +621,12 @@ pub const File = struct {
if (iovecs.len == 0) return @as(usize, 0);
const first = iovecs[0];
return windows.WriteFile(self.handle, first.iov_base[0..first.iov_len], offset, self.intended_io_mode);
- } else if (self.capable_io_mode != self.intended_io_mode) {
- return std.event.Loop.instance.?.pwritev(self.handle, iovecs, offset);
- } else {
+ }
+
+ if (self.intended_io_mode == .blocking) {
return os.pwritev(self.handle, iovecs, offset);
+ } else {
+ return std.event.Loop.instance.?.pwritev(self.handle, iovecs, offset, self.capable_io_mode != self.intended_io_mode);
}
}
diff --git a/lib/std/fs/test.zig b/lib/std/fs/test.zig
index b3cc1fe569..8d7ef5172e 100644
--- a/lib/std/fs/test.zig
+++ b/lib/std/fs/test.zig
@@ -813,3 +813,26 @@ fn run_lock_file_test(contexts: []FileLockTestContext) !void {
try threads.append(try std.Thread.spawn(ctx, FileLockTestContext.run));
}
}
+
+test "deleteDir" {
+ var tmp_dir = tmpDir(.{});
+ defer tmp_dir.cleanup();
+
+ // deleting a non-existent directory
+ testing.expectError(error.FileNotFound, tmp_dir.dir.deleteDir("test_dir"));
+
+ var dir = try tmp_dir.dir.makeOpenPath("test_dir", .{});
+ var file = try dir.createFile("test_file", .{});
+ file.close();
+ dir.close();
+
+ // deleting a non-empty directory
+ testing.expectError(error.DirNotEmpty, tmp_dir.dir.deleteDir("test_dir"));
+
+ dir = try tmp_dir.dir.openDir("test_dir", .{});
+ try dir.deleteFile("test_file");
+ dir.close();
+
+ // deleting an empty directory
+ try tmp_dir.dir.deleteDir("test_dir");
+}
diff --git a/lib/std/heap.zig b/lib/std/heap.zig
index 16de215cc2..cf32cff645 100644
--- a/lib/std/heap.zig
+++ b/lib/std/heap.zig
@@ -919,6 +919,13 @@ pub fn testAllocator(base_allocator: *mem.Allocator) !void {
const zero_bit_ptr = try allocator.create(u0);
zero_bit_ptr.* = 0;
allocator.destroy(zero_bit_ptr);
+
+ const oversize = try allocator.allocAdvanced(u32, null, 5, .at_least);
+ testing.expect(oversize.len >= 5);
+ for (oversize) |*item| {
+ item.* = 0xDEADBEEF;
+ }
+ allocator.free(oversize);
}
pub fn testAllocatorAligned(base_allocator: *mem.Allocator, comptime alignment: u29) !void {
diff --git a/lib/std/heap/arena_allocator.zig b/lib/std/heap/arena_allocator.zig
index 0737cb2ef8..b7ee1d54c1 100644
--- a/lib/std/heap/arena_allocator.zig
+++ b/lib/std/heap/arena_allocator.zig
@@ -75,13 +75,22 @@ pub const ArenaAllocator = struct {
const adjusted_addr = mem.alignForward(addr, ptr_align);
const adjusted_index = self.state.end_index + (adjusted_addr - addr);
const new_end_index = adjusted_index + n;
- if (new_end_index > cur_buf.len) {
- cur_node = try self.createNode(cur_buf.len, n + ptr_align);
- continue;
+
+ if (new_end_index <= cur_buf.len) {
+ const result = cur_buf[adjusted_index..new_end_index];
+ self.state.end_index = new_end_index;
+ return result;
}
- const result = cur_buf[adjusted_index..new_end_index];
- self.state.end_index = new_end_index;
- return result;
+
+ const bigger_buf_size = @sizeOf(BufNode) + new_end_index;
+ // Try to grow the buffer in-place
+ cur_node.data = self.child_allocator.resize(cur_node.data, bigger_buf_size) catch |err| switch (err) {
+ error.OutOfMemory => {
+ // Allocate a new node if that's not possible
+ cur_node = try self.createNode(cur_buf.len, n + ptr_align);
+ continue;
+ },
+ };
}
}
diff --git a/lib/std/net.zig b/lib/std/net.zig
index 45d8f07f04..fe7d0fafe6 100644
--- a/lib/std/net.zig
+++ b/lib/std/net.zig
@@ -614,11 +614,11 @@ pub fn connectUnixSocket(path: []const u8) !fs.File {
var addr = try std.net.Address.initUnix(path);
- try os.connect(
- sockfd,
- &addr.any,
- addr.getOsSockLen(),
- );
+ if (std.io.is_async) {
+ try loop.connect(sockfd, &addr.any, addr.getOsSockLen());
+ } else {
+ try os.connect(sockfd, &addr.any, addr.getOsSockLen());
+ }
return fs.File{
.handle = sockfd,
@@ -677,7 +677,13 @@ pub fn tcpConnectToAddress(address: Address) !fs.File {
(if (builtin.os.tag == .windows) 0 else os.SOCK_CLOEXEC);
const sockfd = try os.socket(address.any.family, sock_flags, os.IPPROTO_TCP);
errdefer os.close(sockfd);
- try os.connect(sockfd, &address.any, address.getOsSockLen());
+
+ if (std.io.is_async) {
+ const loop = std.event.Loop.instance orelse return error.WouldBlock;
+ try loop.connect(sockfd, &address.any, address.getOsSockLen());
+ } else {
+ try os.connect(sockfd, &address.any, address.getOsSockLen());
+ }
return fs.File{ .handle = sockfd };
}
@@ -1429,7 +1435,11 @@ fn resMSendRc(
if (answers[i].len == 0) {
var j: usize = 0;
while (j < ns.len) : (j += 1) {
- _ = os.sendto(fd, queries[i], os.MSG_NOSIGNAL, &ns[j].any, sl) catch undefined;
+ if (std.io.is_async) {
+ _ = std.event.Loop.instance.?.sendto(fd, queries[i], os.MSG_NOSIGNAL, &ns[j].any, sl) catch undefined;
+ } else {
+ _ = os.sendto(fd, queries[i], os.MSG_NOSIGNAL, &ns[j].any, sl) catch undefined;
+ }
}
}
}
@@ -1444,7 +1454,10 @@ fn resMSendRc(
while (true) {
var sl_copy = sl;
- const rlen = os.recvfrom(fd, answer_bufs[next], 0, &sa.any, &sl_copy) catch break;
+ const rlen = if (std.io.is_async)
+ std.event.Loop.instance.?.recvfrom(fd, answer_bufs[next], 0, &sa.any, &sl_copy) catch break
+ else
+ os.recvfrom(fd, answer_bufs[next], 0, &sa.any, &sl_copy) catch break;
// Ignore non-identifiable packets
if (rlen < 4) continue;
@@ -1470,7 +1483,11 @@ fn resMSendRc(
0, 3 => {},
2 => if (servfail_retry != 0) {
servfail_retry -= 1;
- _ = os.sendto(fd, queries[i], os.MSG_NOSIGNAL, &ns[j].any, sl) catch undefined;
+ if (std.io.is_async) {
+ _ = std.event.Loop.instance.?.sendto(fd, queries[i], os.MSG_NOSIGNAL, &ns[j].any, sl) catch undefined;
+ } else {
+ _ = os.sendto(fd, queries[i], os.MSG_NOSIGNAL, &ns[j].any, sl) catch undefined;
+ }
},
else => continue,
}
@@ -1661,18 +1678,23 @@ pub const StreamServer = struct {
/// If this function succeeds, the returned `Connection` is a caller-managed resource.
pub fn accept(self: *StreamServer) AcceptError!Connection {
- const nonblock = if (std.io.is_async) os.SOCK_NONBLOCK else 0;
- const accept_flags = nonblock | os.SOCK_CLOEXEC;
var accepted_addr: Address = undefined;
var adr_len: os.socklen_t = @sizeOf(Address);
- if (os.accept(self.sockfd.?, &accepted_addr.any, &adr_len, accept_flags)) |fd| {
+ const accept_result = blk: {
+ if (std.io.is_async) {
+ const loop = std.event.Loop.instance orelse return error.UnexpectedError;
+ break :blk loop.accept(self.sockfd.?, &accepted_addr.any, &adr_len, os.SOCK_CLOEXEC);
+ } else {
+ break :blk os.accept(self.sockfd.?, &accepted_addr.any, &adr_len, os.SOCK_CLOEXEC);
+ }
+ };
+
+ if (accept_result) |fd| {
return Connection{
.file = fs.File{ .handle = fd },
.address = accepted_addr,
};
} else |err| switch (err) {
- // We only give SOCK_NONBLOCK when I/O mode is async, in which case this error
- // is handled by os.accept4.
error.WouldBlock => unreachable,
else => |e| return e,
}
diff --git a/lib/std/os.zig b/lib/std/os.zig
index 0b09b1f82a..c06ce4ed00 100644
--- a/lib/std/os.zig
+++ b/lib/std/os.zig
@@ -314,8 +314,8 @@ pub const ReadError = error{
/// Returns the number of bytes that were read, which can be less than
/// buf.len. If 0 bytes were read, that means EOF.
-/// If the application has a global event loop enabled, EAGAIN is handled
-/// via the event loop. Otherwise EAGAIN results in error.WouldBlock.
+/// If `fd` is opened in non blocking mode, the function will return error.WouldBlock
+/// when EAGAIN is received.
///
/// Linux has a limit on how many bytes may be transferred in one `read` call, which is `0x7ffff000`
/// on both 64-bit and 32-bit systems. This is due to using a signed C int as the return value, as
@@ -366,12 +366,7 @@ pub fn read(fd: fd_t, buf: []u8) ReadError!usize {
EINTR => continue,
EINVAL => unreachable,
EFAULT => unreachable,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdReadable(fd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EBADF => return error.NotOpenForReading, // Can be a race condition.
EIO => return error.InputOutput,
EISDIR => return error.IsDir,
@@ -387,8 +382,8 @@ pub fn read(fd: fd_t, buf: []u8) ReadError!usize {
/// Number of bytes read is returned. Upon reading end-of-file, zero is returned.
///
-/// For POSIX systems, if the application has a global event loop enabled, EAGAIN is handled
-/// via the event loop. Otherwise EAGAIN results in `error.WouldBlock`.
+/// For POSIX systems, if `fd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN is received.
/// On Windows, if the application has a global event loop enabled, I/O Completion Ports are
/// used to perform the I/O. `error.WouldBlock` is not possible on Windows.
///
@@ -428,12 +423,7 @@ pub fn readv(fd: fd_t, iov: []const iovec) ReadError!usize {
EINTR => continue,
EINVAL => unreachable,
EFAULT => unreachable,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdReadable(fd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EBADF => return error.NotOpenForReading, // can be a race condition
EIO => return error.InputOutput,
EISDIR => return error.IsDir,
@@ -450,8 +440,8 @@ pub const PReadError = ReadError || error{Unseekable};
///
/// Retries when interrupted by a signal.
///
-/// For POSIX systems, if the application has a global event loop enabled, EAGAIN is handled
-/// via the event loop. Otherwise EAGAIN results in `error.WouldBlock`.
+/// For POSIX systems, if `fd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN is received.
/// On Windows, if the application has a global event loop enabled, I/O Completion Ports are
/// used to perform the I/O. `error.WouldBlock` is not possible on Windows.
pub fn pread(fd: fd_t, buf: []u8, offset: u64) PReadError!usize {
@@ -492,12 +482,7 @@ pub fn pread(fd: fd_t, buf: []u8, offset: u64) PReadError!usize {
EINTR => continue,
EINVAL => unreachable,
EFAULT => unreachable,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdReadable(fd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EBADF => return error.NotOpenForReading, // Can be a race condition.
EIO => return error.InputOutput,
EISDIR => return error.IsDir,
@@ -586,8 +571,8 @@ pub fn ftruncate(fd: fd_t, length: u64) TruncateError!void {
///
/// Retries when interrupted by a signal.
///
-/// For POSIX systems, if the application has a global event loop enabled, EAGAIN is handled
-/// via the event loop. Otherwise EAGAIN results in `error.WouldBlock`.
+/// For POSIX systems, if `fd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN is received.
/// On Windows, if the application has a global event loop enabled, I/O Completion Ports are
/// used to perform the I/O. `error.WouldBlock` is not possible on Windows.
///
@@ -637,12 +622,7 @@ pub fn preadv(fd: fd_t, iov: []const iovec, offset: u64) PReadError!usize {
EINTR => continue,
EINVAL => unreachable,
EFAULT => unreachable,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdReadable(fd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EBADF => return error.NotOpenForReading, // can be a race condition
EIO => return error.InputOutput,
EISDIR => return error.IsDir,
@@ -687,8 +667,8 @@ pub const WriteError = error{
/// another write() call to transfer the remaining bytes. The subsequent call will either
/// transfer further bytes or may result in an error (e.g., if the disk is now full).
///
-/// For POSIX systems, if the application has a global event loop enabled, EAGAIN is handled
-/// via the event loop. Otherwise EAGAIN results in `error.WouldBlock`.
+/// For POSIX systems, if `fd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN is received.
/// On Windows, if the application has a global event loop enabled, I/O Completion Ports are
/// used to perform the I/O. `error.WouldBlock` is not possible on Windows.
///
@@ -741,12 +721,7 @@ pub fn write(fd: fd_t, bytes: []const u8) WriteError!usize {
EINTR => continue,
EINVAL => unreachable,
EFAULT => unreachable,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdWritable(fd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EBADF => return error.NotOpenForWriting, // can be a race condition.
EDESTADDRREQ => unreachable, // `connect` was never called.
EDQUOT => return error.DiskQuota,
@@ -772,8 +747,8 @@ pub fn write(fd: fd_t, bytes: []const u8) WriteError!usize {
/// another write() call to transfer the remaining bytes. The subsequent call will either
/// transfer further bytes or may result in an error (e.g., if the disk is now full).
///
-/// For POSIX systems, if the application has a global event loop enabled, EAGAIN is handled
-/// via the event loop. Otherwise EAGAIN results in `error.WouldBlock`.
+/// For POSIX systems, if `fd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN is received.k`.
/// On Windows, if the application has a global event loop enabled, I/O Completion Ports are
/// used to perform the I/O. `error.WouldBlock` is not possible on Windows.
///
@@ -814,12 +789,7 @@ pub fn writev(fd: fd_t, iov: []const iovec_const) WriteError!usize {
EINTR => continue,
EINVAL => unreachable,
EFAULT => unreachable,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdWritable(fd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EBADF => return error.NotOpenForWriting, // Can be a race condition.
EDESTADDRREQ => unreachable, // `connect` was never called.
EDQUOT => return error.DiskQuota,
@@ -847,8 +817,8 @@ pub const PWriteError = WriteError || error{Unseekable};
/// another write() call to transfer the remaining bytes. The subsequent call will either
/// transfer further bytes or may result in an error (e.g., if the disk is now full).
///
-/// For POSIX systems, if the application has a global event loop enabled, EAGAIN is handled
-/// via the event loop. Otherwise EAGAIN results in `error.WouldBlock`.
+/// For POSIX systems, if `fd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN is received.
/// On Windows, if the application has a global event loop enabled, I/O Completion Ports are
/// used to perform the I/O. `error.WouldBlock` is not possible on Windows.
///
@@ -905,12 +875,7 @@ pub fn pwrite(fd: fd_t, bytes: []const u8, offset: u64) PWriteError!usize {
EINTR => continue,
EINVAL => unreachable,
EFAULT => unreachable,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdWritable(fd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EBADF => return error.NotOpenForWriting, // Can be a race condition.
EDESTADDRREQ => unreachable, // `connect` was never called.
EDQUOT => return error.DiskQuota,
@@ -939,8 +904,8 @@ pub fn pwrite(fd: fd_t, bytes: []const u8, offset: u64) PWriteError!usize {
/// another write() call to transfer the remaining bytes. The subsequent call will either
/// transfer further bytes or may result in an error (e.g., if the disk is now full).
///
-/// If the application has a global event loop enabled, EAGAIN is handled
-/// via the event loop. Otherwise EAGAIN results in `error.WouldBlock`.
+/// If `fd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN is received.
///
/// The following systems do not have this syscall, and will return partial writes if more than one
/// vector is provided:
@@ -993,12 +958,7 @@ pub fn pwritev(fd: fd_t, iov: []const iovec_const, offset: u64) PWriteError!usiz
EINTR => continue,
EINVAL => unreachable,
EFAULT => unreachable,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdWritable(fd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EBADF => return error.NotOpenForWriting, // Can be a race condition.
EDESTADDRREQ => unreachable, // `connect` was never called.
EDQUOT => return error.DiskQuota,
@@ -2846,8 +2806,8 @@ pub const AcceptError = error{
} || UnexpectedError;
/// Accept a connection on a socket.
-/// If the application has a global event loop enabled, EAGAIN is handled
-/// via the event loop. Otherwise EAGAIN results in error.WouldBlock.
+/// If `sockfd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN is received.
pub fn accept(
/// This argument is a socket that has been created with `socket`, bound to a local address
/// with `bind`, and is listening for connections after a `listen`.
@@ -2890,12 +2850,7 @@ pub fn accept(
return fd;
},
EINTR => continue,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdReadable(sockfd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EBADF => unreachable, // always a race condition
ECONNABORTED => return error.ConnectionAborted,
EFAULT => unreachable,
@@ -3081,6 +3036,8 @@ pub const ConnectError = error{
} || UnexpectedError;
/// Initiate a connection on a socket.
+/// If `sockfd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN or EINPROGRESS is received.
pub fn connect(sockfd: socket_t, sock_addr: *const sockaddr, len: socklen_t) ConnectError!void {
if (builtin.os.tag == .windows) {
const rc = windows.ws2_32.connect(sockfd, sock_addr, len);
@@ -3113,11 +3070,7 @@ pub fn connect(sockfd: socket_t, sock_addr: *const sockaddr, len: socklen_t) Con
EADDRINUSE => return error.AddressInUse,
EADDRNOTAVAIL => return error.AddressNotAvailable,
EAFNOSUPPORT => return error.AddressFamilyNotSupported,
- EAGAIN, EINPROGRESS => {
- const loop = std.event.Loop.instance orelse return error.WouldBlock;
- loop.waitUntilFdWritable(sockfd);
- return getsockoptError(sockfd);
- },
+ EAGAIN, EINPROGRESS => return error.WouldBlock,
EALREADY => unreachable, // The socket is nonblocking and a previous connection attempt has not yet been completed.
EBADF => unreachable, // sockfd is not a valid open file descriptor.
ECONNREFUSED => return error.ConnectionRefused,
@@ -4620,14 +4573,8 @@ pub fn sendto(
const rc = system.sendto(sockfd, buf.ptr, buf.len, flags, dest_addr, addrlen);
switch (errno(rc)) {
0 => return @intCast(usize, rc),
-
EACCES => return error.AccessDenied,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdWritable(sockfd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
EALREADY => return error.FastOpenAlreadyInProgress,
EBADF => unreachable, // always a race condition
ECONNRESET => return error.ConnectionResetByPeer,
@@ -5106,6 +5053,8 @@ pub const RecvFromError = error{
SystemResources,
} || UnexpectedError;
+/// If `sockfd` is opened in non blocking mode, the function will
+/// return error.WouldBlock when EAGAIN is received.
pub fn recvfrom(
sockfd: fd_t,
buf: []u8,
@@ -5123,12 +5072,7 @@ pub fn recvfrom(
ENOTCONN => unreachable,
ENOTSOCK => unreachable,
EINTR => continue,
- EAGAIN => if (std.event.Loop.instance) |loop| {
- loop.waitUntilFdReadable(sockfd);
- continue;
- } else {
- return error.WouldBlock;
- },
+ EAGAIN => return error.WouldBlock,
ENOMEM => return error.SystemResources,
ECONNREFUSED => return error.ConnectionRefused,
else => |err| return unexpectedErrno(err),
diff --git a/lib/std/os/uefi/tables/system_table.zig b/lib/std/os/uefi/tables/system_table.zig
index cbe66fbb68..3f0624d2ce 100644
--- a/lib/std/os/uefi/tables/system_table.zig
+++ b/lib/std/os/uefi/tables/system_table.zig
@@ -35,7 +35,7 @@ pub const SystemTable = extern struct {
runtime_services: *RuntimeServices,
boot_services: ?*BootServices,
number_of_table_entries: usize,
- configuration_table: *ConfigurationTable,
+ configuration_table: [*]ConfigurationTable,
pub const signature: u64 = 0x5453595320494249;
pub const revision_1_02: u32 = (1 << 16) | 2;
diff --git a/lib/std/os/windows.zig b/lib/std/os/windows.zig
index 579215cf12..54d19cb21b 100644
--- a/lib/std/os/windows.zig
+++ b/lib/std/os/windows.zig
@@ -765,6 +765,7 @@ pub const DeleteFileError = error{
Unexpected,
NotDir,
IsDir,
+ DirNotEmpty,
};
pub const DeleteFileOptions = struct {
@@ -819,7 +820,7 @@ pub fn DeleteFile(sub_path_w: []const u16, options: DeleteFileOptions) DeleteFil
0,
);
switch (rc) {
- .SUCCESS => return CloseHandle(tmp_handle),
+ .SUCCESS => CloseHandle(tmp_handle),
.OBJECT_NAME_INVALID => unreachable,
.OBJECT_NAME_NOT_FOUND => return error.FileNotFound,
.INVALID_PARAMETER => unreachable,
@@ -828,6 +829,21 @@ pub fn DeleteFile(sub_path_w: []const u16, options: DeleteFileOptions) DeleteFil
.SHARING_VIOLATION => return error.FileBusy,
else => return unexpectedStatus(rc),
}
+
+ // If a directory fails to be deleted, CloseHandle will still report success
+ // Check if the directory still exists and return error.DirNotEmpty if true
+ if (options.remove_dir) {
+ var basic_info: FILE_BASIC_INFORMATION = undefined;
+ switch (ntdll.NtQueryAttributesFile(&attr, &basic_info)) {
+ .SUCCESS => return error.DirNotEmpty,
+ .OBJECT_NAME_NOT_FOUND => return,
+ .OBJECT_PATH_NOT_FOUND => return,
+ .INVALID_PARAMETER => unreachable,
+ .ACCESS_DENIED => return error.AccessDenied,
+ .OBJECT_PATH_SYNTAX_BAD => unreachable,
+ else => |urc| return unexpectedStatus(urc),
+ }
+ }
}
pub const MoveFileError = error{ FileNotFound, Unexpected };
diff --git a/lib/std/zig/ast.zig b/lib/std/zig/ast.zig
index 404e8c413a..d8943adde0 100644
--- a/lib/std/zig/ast.zig
+++ b/lib/std/zig/ast.zig
@@ -823,6 +823,15 @@ pub const Node = struct {
}
}
+ pub fn findFirstWithId(self: *Node, id: Id) ?*Node {
+ if (self.id == id) return self;
+ var child_i: usize = 0;
+ while (self.iterate(child_i)) |child| : (child_i += 1) {
+ if (child.findFirstWithId(id)) |result| return result;
+ }
+ return null;
+ }
+
pub fn dump(self: *Node, indent: usize) void {
{
var i: usize = 0;
diff --git a/lib/std/zig/parser_test.zig b/lib/std/zig/parser_test.zig
index 36ceb400dc..994ad6d5d1 100644
--- a/lib/std/zig/parser_test.zig
+++ b/lib/std/zig/parser_test.zig
@@ -1301,8 +1301,10 @@ test "zig fmt: array literal with hint" {
\\const a = []u8{
\\ 1, 2,
\\ 3, 4,
- \\ 5, 6, // blah
- \\ 7, 8,
+ \\ 5,
+ \\ 6, // blah
+ \\ 7,
+ \\ 8,
\\};
\\const a = []u8{
\\ 1, 2,
@@ -1372,7 +1374,7 @@ test "zig fmt: multiline string parameter in fn call with trailing comma" {
\\ \\ZIG_C_HEADER_FILES {}
\\ \\ZIG_DIA_GUIDS_LIB {}
\\ \\
- \\ ,
+ \\ ,
\\ std.cstr.toSliceConst(c.ZIG_CMAKE_BINARY_DIR),
\\ std.cstr.toSliceConst(c.ZIG_CXX_COMPILER),
\\ std.cstr.toSliceConst(c.ZIG_DIA_GUIDS_LIB),
@@ -3321,6 +3323,326 @@ test "zig fmt: Don't add extra newline after if" {
);
}
+test "zig fmt: comments in ternary ifs" {
+ try testCanonical(
+ \\const x = if (true) {
+ \\ 1;
+ \\} else if (false)
+ \\ // Comment
+ \\ 0;
+ \\const y = if (true)
+ \\ // Comment
+ \\ 1
+ \\else
+ \\ 0;
+ \\
+ \\pub extern "c" fn printf(format: [*:0]const u8, ...) c_int;
+ \\
+ );
+}
+
+test "zig fmt: test comments in field access chain" {
+ try testCanonical(
+ \\pub const str = struct {
+ \\ pub const Thing = more.more //
+ \\ .more() //
+ \\ .more().more() //
+ \\ .more() //
+ \\ // .more() //
+ \\ .more() //
+ \\ .more();
+ \\ data: Data,
+ \\};
+ \\
+ \\pub const str = struct {
+ \\ pub const Thing = more.more //
+ \\ .more() //
+ \\ // .more() //
+ \\ // .more() //
+ \\ // .more() //
+ \\ .more() //
+ \\ .more();
+ \\ data: Data,
+ \\};
+ \\
+ \\pub const str = struct {
+ \\ pub const Thing = more //
+ \\ .more //
+ \\ .more() //
+ \\ .more();
+ \\ data: Data,
+ \\};
+ \\
+ );
+}
+
+test "zig fmt: Indent comma correctly after multiline string literals in arg list (trailing comma)" {
+ try testCanonical(
+ \\fn foo() void {
+ \\ z.display_message_dialog(
+ \\ *const [323:0]u8,
+ \\ \\Message Text
+ \\ \\------------
+ \\ \\xxxxxxxxxxxx
+ \\ \\xxxxxxxxxxxx
+ \\ ,
+ \\ g.GtkMessageType.GTK_MESSAGE_WARNING,
+ \\ null,
+ \\ );
+ \\
+ \\ z.display_message_dialog(*const [323:0]u8,
+ \\ \\Message Text
+ \\ \\------------
+ \\ \\xxxxxxxxxxxx
+ \\ \\xxxxxxxxxxxx
+ \\ , g.GtkMessageType.GTK_MESSAGE_WARNING, null);
+ \\}
+ \\
+ );
+}
+
+test "zig fmt: Control flow statement as body of blockless if" {
+ try testCanonical(
+ \\pub fn main() void {
+ \\ const zoom_node = if (focused_node == layout_first)
+ \\ if (it.next()) {
+ \\ if (!node.view.pending.float and !node.view.pending.fullscreen) break node;
+ \\ } else null
+ \\ else
+ \\ focused_node;
+ \\
+ \\ const zoom_node = if (focused_node == layout_first) while (it.next()) |node| {
+ \\ if (!node.view.pending.float and !node.view.pending.fullscreen) break node;
+ \\ } else null else
+ \\ focused_node;
+ \\
+ \\ const zoom_node = if (focused_node == layout_first)
+ \\ if (it.next()) {
+ \\ if (!node.view.pending.float and !node.view.pending.fullscreen) break node;
+ \\ } else null;
+ \\
+ \\ const zoom_node = if (focused_node == layout_first) while (it.next()) |node| {
+ \\ if (!node.view.pending.float and !node.view.pending.fullscreen) break node;
+ \\ };
+ \\
+ \\ const zoom_node = if (focused_node == layout_first) for (nodes) |node| {
+ \\ break node;
+ \\ };
+ \\
+ \\ const zoom_node = if (focused_node == layout_first) switch (nodes) {
+ \\ 0 => 0,
+ \\ } else
+ \\ focused_node;
+ \\}
+ \\
+ );
+}
+
+test "zig fmt: " {
+ try testCanonical(
+ \\pub fn sendViewTags(self: Self) void {
+ \\ var it = ViewStack(View).iterator(self.output.views.first, std.math.maxInt(u32));
+ \\ while (it.next()) |node|
+ \\ view_tags.append(node.view.current_tags) catch {
+ \\ c.wl_resource_post_no_memory(self.wl_resource);
+ \\ log.crit(.river_status, "out of memory", .{});
+ \\ return;
+ \\ };
+ \\}
+ \\
+ );
+}
+
+test "zig fmt: allow trailing line comments to do manual array formatting" {
+ try testCanonical(
+ \\fn foo() void {
+ \\ self.code.appendSliceAssumeCapacity(&[_]u8{
+ \\ 0x55, // push rbp
+ \\ 0x48, 0x89, 0xe5, // mov rbp, rsp
+ \\ 0x48, 0x81, 0xec, // sub rsp, imm32 (with reloc)
+ \\ });
+ \\
+ \\ di_buf.appendAssumeCapacity(&[_]u8{
+ \\ 1, DW.TAG_compile_unit, DW.CHILDREN_no, // header
+ \\ DW.AT_stmt_list, DW_FORM_data4, // form value pairs
+ \\ DW.AT_low_pc, DW_FORM_addr,
+ \\ DW.AT_high_pc, DW_FORM_addr,
+ \\ DW.AT_name, DW_FORM_strp,
+ \\ DW.AT_comp_dir, DW_FORM_strp,
+ \\ DW.AT_producer, DW_FORM_strp,
+ \\ DW.AT_language, DW_FORM_data2,
+ \\ 0, 0, // sentinel
+ \\ });
+ \\
+ \\ self.code.appendSliceAssumeCapacity(&[_]u8{
+ \\ 0x55, // push rbp
+ \\ 0x48, 0x89, 0xe5, // mov rbp, rsp
+ \\ // How do we handle this?
+ \\ //0x48, 0x81, 0xec, // sub rsp, imm32 (with reloc)
+ \\ // Here's a blank line, should that be allowed?
+ \\
+ \\ 0x48, 0x89, 0xe5,
+ \\ 0x33, 0x45,
+ \\ // Now the comment breaks a single line -- how do we handle this?
+ \\ 0x88,
+ \\ });
+ \\}
+ \\
+ );
+}
+
+test "zig fmt: multiline string literals should play nice with array initializers" {
+ try testCanonical(
+ \\fn main() void {
+ \\ var a = .{.{.{.{.{.{.{.{
+ \\ 0,
+ \\ }}}}}}}};
+ \\ myFunc(.{
+ \\ "aaaaaaa", "bbbbbb", "ccccc",
+ \\ "dddd", ("eee"), ("fff"),
+ \\ ("gggg"),
+ \\ // Line comment
+ \\ \\Multiline String Literals can be quite long
+ \\ ,
+ \\ \\Multiline String Literals can be quite long
+ \\ \\Multiline String Literals can be quite long
+ \\ ,
+ \\ \\Multiline String Literals can be quite long
+ \\ \\Multiline String Literals can be quite long
+ \\ \\Multiline String Literals can be quite long
+ \\ \\Multiline String Literals can be quite long
+ \\ ,
+ \\ (
+ \\ \\Multiline String Literals can be quite long
+ \\ ),
+ \\ .{
+ \\ \\xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ \\ \\xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ \\ \\xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ \\ },
+ \\ .{(
+ \\ \\xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ \\ )},
+ \\ .{
+ \\ "xxxxxxx", "xxx",
+ \\ (
+ \\ \\ xxx
+ \\ ),
+ \\ "xxx", "xxx",
+ \\ },
+ \\ .{ "xxxxxxx", "xxx", "xxx", "xxx" }, .{ "xxxxxxx", "xxx", "xxx", "xxx" },
+ \\ "aaaaaaa", "bbbbbb", "ccccc", // -
+ \\ "dddd", ("eee"), ("fff"),
+ \\ .{
+ \\ "xxx", "xxx",
+ \\ (
+ \\ \\ xxx
+ \\ ),
+ \\ "xxxxxxxxxxxxxx", "xxx",
+ \\ },
+ \\ .{
+ \\ (
+ \\ \\xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ \\ ),
+ \\ \\xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ \\ },
+ \\ \\xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ \\ \\xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ \\ });
+ \\}
+ \\
+ );
+}
+
+test "zig fmt: use of comments and Multiline string literals may force the parameters over multiple lines" {
+ try testCanonical(
+ \\pub fn makeMemUndefined(qzz: []u8) i1 {
+ \\ cases.add( // fixed bug #2032
+ \\ "compile diagnostic string for top level decl type",
+ \\ \\export fn entry() void {
+ \\ \\ var foo: u32 = @This(){};
+ \\ \\}
+ \\ , &[_][]const u8{
+ \\ "tmp.zig:2:27: error: type 'u32' does not support array initialization",
+ \\ });
+ \\ @compileError(
+ \\ \\ unknown-length pointers and C pointers cannot be hashed deeply.
+ \\ \\ Consider providing your own hash function.
+ \\ \\ unknown-length pointers and C pointers cannot be hashed deeply.
+ \\ \\ Consider providing your own hash function.
+ \\ );
+ \\ return @intCast(i1, doMemCheckClientRequestExpr(0, // default return
+ \\ .MakeMemUndefined, @ptrToInt(qzz.ptr), qzz.len, 0, 0, 0));
+ \\}
+ \\
+ \\// This looks like garbage don't do this
+ \\const rparen = tree.prevToken(
+ \\// the first token for the annotation expressions is the left
+ \\// parenthesis, hence the need for two prevToken
+ \\ if (fn_proto.getAlignExpr()) |align_expr|
+ \\ tree.prevToken(tree.prevToken(align_expr.firstToken()))
+ \\else if (fn_proto.getSectionExpr()) |section_expr|
+ \\ tree.prevToken(tree.prevToken(section_expr.firstToken()))
+ \\else if (fn_proto.getCallconvExpr()) |callconv_expr|
+ \\ tree.prevToken(tree.prevToken(callconv_expr.firstToken()))
+ \\else switch (fn_proto.return_type) {
+ \\ .Explicit => |node| node.firstToken(),
+ \\ .InferErrorSet => |node| tree.prevToken(node.firstToken()),
+ \\ .Invalid => unreachable,
+ \\});
+ \\
+ );
+}
+
+test "zig fmt: single argument trailing commas in @builtins()" {
+ try testCanonical(
+ \\pub fn foo(qzz: []u8) i1 {
+ \\ @panic(
+ \\ foo,
+ \\ );
+ \\ panic(
+ \\ foo,
+ \\ );
+ \\ @panic(
+ \\ foo,
+ \\ bar,
+ \\ );
+ \\}
+ \\
+ );
+}
+
+test "zig fmt: trailing comma should force multiline 1 column" {
+ try testTransform(
+ \\pub const UUID_NULL: uuid_t = [16]u8{0,0,0,0,};
+ \\
+ ,
+ \\pub const UUID_NULL: uuid_t = [16]u8{
+ \\ 0,
+ \\ 0,
+ \\ 0,
+ \\ 0,
+ \\};
+ \\
+ );
+}
+
+test "zig fmt: function params should align nicely" {
+ try testCanonical(
+ \\pub fn foo() void {
+ \\ cases.addRuntimeSafety("slicing operator with sentinel",
+ \\ \\const std = @import("std");
+ \\ ++ check_panic_msg ++
+ \\ \\pub fn main() void {
+ \\ \\ var buf = [4]u8{'a','b','c',0};
+ \\ \\ const slice = buf[0..:0];
+ \\ \\}
+ \\ );
+ \\}
+ \\
+ );
+}
+
const std = @import("std");
const mem = std.mem;
const warn = std.debug.warn;
diff --git a/lib/std/zig/render.zig b/lib/std/zig/render.zig
index 237ca07d2b..67afbb77d9 100644
--- a/lib/std/zig/render.zig
+++ b/lib/std/zig/render.zig
@@ -522,7 +522,11 @@ fn renderExpression(
break :blk if (loc.line == 0) op_space else Space.Newline;
};
- try renderToken(tree, ais, infix_op_node.op_token, after_op_space);
+ {
+ ais.pushIndent();
+ defer ais.popIndent();
+ try renderToken(tree, ais, infix_op_node.op_token, after_op_space);
+ }
ais.pushIndentOneShot();
return renderExpression(allocator, ais, tree, infix_op_node.rhs, space);
},
@@ -710,141 +714,194 @@ fn renderExpression(
.node => |node| tree.nextToken(node.lastToken()),
};
- if (exprs.len == 0) {
- switch (lhs) {
- .dot => |dot| try renderToken(tree, ais, dot, Space.None),
- .node => |node| try renderExpression(allocator, ais, tree, node, Space.None),
- }
-
- {
- ais.pushIndent();
- defer ais.popIndent();
- try renderToken(tree, ais, lbrace, Space.None);
- }
-
- return renderToken(tree, ais, rtoken, space);
- }
- if (exprs.len == 1 and tree.token_ids[exprs[0].*.lastToken() + 1] == .RBrace) {
- const expr = exprs[0];
-
- switch (lhs) {
- .dot => |dot| try renderToken(tree, ais, dot, Space.None),
- .node => |node| try renderExpression(allocator, ais, tree, node, Space.None),
- }
- try renderToken(tree, ais, lbrace, Space.None);
- try renderExpression(allocator, ais, tree, expr, Space.None);
- return renderToken(tree, ais, rtoken, space);
- }
-
switch (lhs) {
.dot => |dot| try renderToken(tree, ais, dot, Space.None),
.node => |node| try renderExpression(allocator, ais, tree, node, Space.None),
}
+ if (exprs.len == 0) {
+ try renderToken(tree, ais, lbrace, Space.None);
+ return renderToken(tree, ais, rtoken, space);
+ }
+
+ if (exprs.len == 1 and exprs[0].tag != .MultilineStringLiteral and tree.token_ids[exprs[0].*.lastToken() + 1] == .RBrace) {
+ const expr = exprs[0];
+
+ try renderToken(tree, ais, lbrace, Space.None);
+ try renderExpression(allocator, ais, tree, expr, Space.None);
+ return renderToken(tree, ais, rtoken, space);
+ }
+
// scan to find row size
- const maybe_row_size: ?usize = blk: {
- var count: usize = 1;
- for (exprs) |expr, i| {
- if (i + 1 < exprs.len) {
- const expr_last_token = expr.lastToken() + 1;
- const loc = tree.tokenLocation(tree.token_locs[expr_last_token].end, exprs[i + 1].firstToken());
- if (loc.line != 0) break :blk count;
- count += 1;
- } else {
- const expr_last_token = expr.lastToken();
- const loc = tree.tokenLocation(tree.token_locs[expr_last_token].end, rtoken);
- if (loc.line == 0) {
- // all on one line
- const src_has_trailing_comma = trailblk: {
- const maybe_comma = tree.prevToken(rtoken);
- break :trailblk tree.token_ids[maybe_comma] == .Comma;
- };
- if (src_has_trailing_comma) {
- break :blk 1; // force row size 1
- } else {
- break :blk null; // no newlines
- }
- }
- break :blk count;
- }
- }
- unreachable;
- };
-
- if (maybe_row_size) |row_size| {
- // A place to store the width of each expression and its column's maximum
- var widths = try allocator.alloc(usize, exprs.len + row_size);
- defer allocator.free(widths);
- mem.set(usize, widths, 0);
-
- var expr_widths = widths[0 .. widths.len - row_size];
- var column_widths = widths[widths.len - row_size ..];
-
- // Null ais for counting the printed length of each expression
- var counting_stream = std.io.countingOutStream(std.io.null_out_stream);
- var auto_indenting_stream = std.io.autoIndentingStream(indent_delta, counting_stream.writer());
-
- for (exprs) |expr, i| {
- counting_stream.bytes_written = 0;
- try renderExpression(allocator, &auto_indenting_stream, tree, expr, Space.None);
- const width = @intCast(usize, counting_stream.bytes_written);
- const col = i % row_size;
- column_widths[col] = std.math.max(column_widths[col], width);
- expr_widths[i] = width;
- }
-
+ if (rowSize(tree, exprs, rtoken) != null) {
{
ais.pushIndentNextLine();
defer ais.popIndent();
try renderToken(tree, ais, lbrace, Space.Newline);
- var col: usize = 1;
- for (exprs) |expr, i| {
- if (i + 1 < exprs.len) {
- const next_expr = exprs[i + 1];
- try renderExpression(allocator, ais, tree, expr, Space.None);
+ var expr_index: usize = 0;
+ while (rowSize(tree, exprs[expr_index..], rtoken)) |row_size| {
+ const row_exprs = exprs[expr_index..];
+ // A place to store the width of each expression and its column's maximum
+ var widths = try allocator.alloc(usize, row_exprs.len + row_size);
+ defer allocator.free(widths);
+ mem.set(usize, widths, 0);
- const comma = tree.nextToken(expr.*.lastToken());
+ var expr_newlines = try allocator.alloc(bool, row_exprs.len);
+ defer allocator.free(expr_newlines);
+ mem.set(bool, expr_newlines, false);
- if (col != row_size) {
- try renderToken(tree, ais, comma, Space.Space); // ,
+ var expr_widths = widths[0 .. widths.len - row_size];
+ var column_widths = widths[widths.len - row_size ..];
- const padding = column_widths[i % row_size] - expr_widths[i];
- try ais.writer().writeByteNTimes(' ', padding);
+ // Find next row with trailing comment (if any) to end the current section
+ var section_end = sec_end: {
+ var this_line_first_expr: usize = 0;
+ var this_line_size = rowSize(tree, row_exprs, rtoken);
+ for (row_exprs) |expr, i| {
+ // Ignore comment on first line of this section
+ if (i == 0 or tree.tokensOnSameLine(row_exprs[0].firstToken(), expr.lastToken())) continue;
+ // Track start of line containing comment
+ if (!tree.tokensOnSameLine(row_exprs[this_line_first_expr].firstToken(), expr.lastToken())) {
+ this_line_first_expr = i;
+ this_line_size = rowSize(tree, row_exprs[this_line_first_expr..], rtoken);
+ }
- col += 1;
- continue;
+ const maybe_comma = expr.lastToken() + 1;
+ const maybe_comment = expr.lastToken() + 2;
+ if (maybe_comment < tree.token_ids.len) {
+ if (tree.token_ids[maybe_comma] == .Comma and
+ tree.token_ids[maybe_comment] == .LineComment and
+ tree.tokensOnSameLine(expr.lastToken(), maybe_comment))
+ {
+ var comment_token_loc = tree.token_locs[maybe_comment];
+ const comment_is_empty = mem.trimRight(u8, tree.tokenSliceLoc(comment_token_loc), " ").len == 2;
+ if (!comment_is_empty) {
+ // Found row ending in comment
+ break :sec_end i - this_line_size.? + 1;
+ }
+ }
+ }
}
- col = 1;
+ break :sec_end row_exprs.len;
+ };
+ expr_index += section_end;
- if (tree.token_ids[tree.nextToken(comma)] != .MultilineStringLiteralLine) {
- try renderToken(tree, ais, comma, Space.Newline); // ,
+ const section_exprs = row_exprs[0..section_end];
+
+ // Null stream for counting the printed length of each expression
+ var line_find_stream = std.io.findByteOutStream('\n', std.io.null_out_stream);
+ var counting_stream = std.io.countingOutStream(line_find_stream.writer());
+ var auto_indenting_stream = std.io.autoIndentingStream(indent_delta, counting_stream.writer());
+
+ // Calculate size of columns in current section
+ var column_counter: usize = 0;
+ var single_line = true;
+ for (section_exprs) |expr, i| {
+ if (i + 1 < section_exprs.len) {
+ counting_stream.bytes_written = 0;
+ line_find_stream.byte_found = false;
+ try renderExpression(allocator, &auto_indenting_stream, tree, expr, Space.None);
+ const width = @intCast(usize, counting_stream.bytes_written);
+ expr_widths[i] = width;
+ expr_newlines[i] = line_find_stream.byte_found;
+
+ if (!line_find_stream.byte_found) {
+ const column = column_counter % row_size;
+ column_widths[column] = std.math.max(column_widths[column], width);
+
+ const expr_last_token = expr.*.lastToken() + 1;
+ const next_expr = section_exprs[i + 1];
+ const loc = tree.tokenLocation(tree.token_locs[expr_last_token].start, next_expr.*.firstToken());
+ if (loc.line == 0) {
+ column_counter += 1;
+ } else {
+ single_line = false;
+ column_counter = 0;
+ }
+ } else {
+ single_line = false;
+ column_counter = 0;
+ }
} else {
- try renderToken(tree, ais, comma, Space.None); // ,
- }
+ counting_stream.bytes_written = 0;
+ try renderExpression(allocator, &auto_indenting_stream, tree, expr, Space.None);
+ const width = @intCast(usize, counting_stream.bytes_written);
+ expr_widths[i] = width;
+ expr_newlines[i] = line_find_stream.byte_found;
- try renderExtraNewline(tree, ais, next_expr);
- } else {
- try renderExpression(allocator, ais, tree, expr, Space.Comma); // ,
+ if (!line_find_stream.byte_found) {
+ const column = column_counter % row_size;
+ column_widths[column] = std.math.max(column_widths[column], width);
+ }
+ break;
+ }
+ }
+
+ // Render exprs in current section
+ column_counter = 0;
+ var last_col_index: usize = row_size - 1;
+ for (section_exprs) |expr, i| {
+ if (i + 1 < section_exprs.len) {
+ const next_expr = section_exprs[i + 1];
+ try renderExpression(allocator, ais, tree, expr, Space.None);
+
+ const comma = tree.nextToken(expr.*.lastToken());
+
+ if (column_counter != last_col_index) {
+ if (!expr_newlines[i] and !expr_newlines[i + 1]) {
+ // Neither the current or next expression is multiline
+ try renderToken(tree, ais, comma, Space.Space); // ,
+ assert(column_widths[column_counter % row_size] >= expr_widths[i]);
+ const padding = column_widths[column_counter % row_size] - expr_widths[i];
+ try ais.writer().writeByteNTimes(' ', padding);
+
+ column_counter += 1;
+ continue;
+ }
+ }
+ if (single_line and row_size != 1) {
+ try renderToken(tree, ais, comma, Space.Space); // ,
+ continue;
+ }
+
+ column_counter = 0;
+ try renderToken(tree, ais, comma, Space.Newline); // ,
+ try renderExtraNewline(tree, ais, next_expr);
+ } else {
+ const maybe_comma = tree.nextToken(expr.*.lastToken());
+ if (tree.token_ids[maybe_comma] == .Comma) {
+ try renderExpression(allocator, ais, tree, expr, Space.None); // ,
+ try renderToken(tree, ais, maybe_comma, Space.Newline); // ,
+ } else {
+ try renderExpression(allocator, ais, tree, expr, Space.Comma); // ,
+ }
+ }
+ }
+
+ if (expr_index == exprs.len) {
+ break;
}
- }
- }
- return renderToken(tree, ais, rtoken, space);
- } else {
- try renderToken(tree, ais, lbrace, Space.Space);
- for (exprs) |expr, i| {
- if (i + 1 < exprs.len) {
- const next_expr = exprs[i + 1];
- try renderExpression(allocator, ais, tree, expr, Space.None);
- const comma = tree.nextToken(expr.*.lastToken());
- try renderToken(tree, ais, comma, Space.Space); // ,
- } else {
- try renderExpression(allocator, ais, tree, expr, Space.Space);
}
}
return renderToken(tree, ais, rtoken, space);
}
+
+ // Single line
+ try renderToken(tree, ais, lbrace, Space.Space);
+ for (exprs) |expr, i| {
+ if (i + 1 < exprs.len) {
+ const next_expr = exprs[i + 1];
+ try renderExpression(allocator, ais, tree, expr, Space.None);
+ const comma = tree.nextToken(expr.*.lastToken());
+ try renderToken(tree, ais, comma, Space.Space); // ,
+ } else {
+ try renderExpression(allocator, ais, tree, expr, Space.Space);
+ }
+ }
+
+ return renderToken(tree, ais, rtoken, space);
},
.StructInitializer, .StructInitializerDot => {
@@ -1004,21 +1061,29 @@ fn renderExpression(
};
if (src_has_trailing_comma) {
- try renderToken(tree, ais, lparen, Space.Newline);
-
- const params = call.params();
- for (params) |param_node, i| {
+ {
ais.pushIndent();
defer ais.popIndent();
- if (i + 1 < params.len) {
- const next_node = params[i + 1];
- try renderExpression(allocator, ais, tree, param_node, Space.None);
- const comma = tree.nextToken(param_node.lastToken());
- try renderToken(tree, ais, comma, Space.Newline); // ,
- try renderExtraNewline(tree, ais, next_node);
- } else {
- try renderExpression(allocator, ais, tree, param_node, Space.Comma);
+ try renderToken(tree, ais, lparen, Space.Newline); // (
+ const params = call.params();
+ for (params) |param_node, i| {
+ if (i + 1 < params.len) {
+ const next_node = params[i + 1];
+ try renderExpression(allocator, ais, tree, param_node, Space.None);
+
+ // Unindent the comma for multiline string literals
+ const maybe_multiline_string = param_node.firstToken();
+ const is_multiline_string = tree.token_ids[maybe_multiline_string] == .MultilineStringLiteralLine;
+ if (is_multiline_string) ais.popIndent();
+ defer if (is_multiline_string) ais.pushIndent();
+
+ const comma = tree.nextToken(param_node.lastToken());
+ try renderToken(tree, ais, comma, Space.Newline); // ,
+ try renderExtraNewline(tree, ais, next_node);
+ } else {
+ try renderExpression(allocator, ais, tree, param_node, Space.Comma);
+ }
}
}
return renderToken(tree, ais, call.rtoken, space);
@@ -1028,17 +1093,20 @@ fn renderExpression(
const params = call.params();
for (params) |param_node, i| {
- if (param_node.*.tag == .MultilineStringLiteral) ais.pushIndentOneShot();
+ const maybe_comment = param_node.firstToken() - 1;
+ const maybe_multiline_string = param_node.firstToken();
+ if (tree.token_ids[maybe_multiline_string] == .MultilineStringLiteralLine or tree.token_ids[maybe_comment] == .LineComment) {
+ ais.pushIndentOneShot();
+ }
try renderExpression(allocator, ais, tree, param_node, Space.None);
if (i + 1 < params.len) {
- const next_param = params[i + 1];
const comma = tree.nextToken(param_node.lastToken());
try renderToken(tree, ais, comma, Space.Space);
}
}
- return renderToken(tree, ais, call.rtoken, space);
+ return renderToken(tree, ais, call.rtoken, space); // )
},
.ArrayAccess => {
@@ -1429,7 +1497,7 @@ fn renderExpression(
try renderToken(tree, ais, builtin_call.builtin_token, Space.None); // @name
const src_params_trailing_comma = blk: {
- if (builtin_call.params_len < 2) break :blk false;
+ if (builtin_call.params_len == 0) break :blk false;
const last_node = builtin_call.params()[builtin_call.params_len - 1];
const maybe_comma = tree.nextToken(last_node.lastToken());
break :blk tree.token_ids[maybe_comma] == .Comma;
@@ -1443,6 +1511,10 @@ fn renderExpression(
// render all on one line, no trailing comma
const params = builtin_call.params();
for (params) |param_node, i| {
+ const maybe_comment = param_node.firstToken() - 1;
+ if (param_node.*.tag == .MultilineStringLiteral or tree.token_ids[maybe_comment] == .LineComment) {
+ ais.pushIndentOneShot();
+ }
try renderExpression(allocator, ais, tree, param_node, Space.None);
if (i + 1 < params.len) {
@@ -1494,19 +1566,20 @@ fn renderExpression(
assert(tree.token_ids[lparen] == .LParen);
const rparen = tree.prevToken(
- // the first token for the annotation expressions is the left
- // parenthesis, hence the need for two prevToken
- if (fn_proto.getAlignExpr()) |align_expr|
- tree.prevToken(tree.prevToken(align_expr.firstToken()))
- else if (fn_proto.getSectionExpr()) |section_expr|
- tree.prevToken(tree.prevToken(section_expr.firstToken()))
- else if (fn_proto.getCallconvExpr()) |callconv_expr|
- tree.prevToken(tree.prevToken(callconv_expr.firstToken()))
- else switch (fn_proto.return_type) {
- .Explicit => |node| node.firstToken(),
- .InferErrorSet => |node| tree.prevToken(node.firstToken()),
- .Invalid => unreachable,
- });
+ // the first token for the annotation expressions is the left
+ // parenthesis, hence the need for two prevToken
+ if (fn_proto.getAlignExpr()) |align_expr|
+ tree.prevToken(tree.prevToken(align_expr.firstToken()))
+ else if (fn_proto.getSectionExpr()) |section_expr|
+ tree.prevToken(tree.prevToken(section_expr.firstToken()))
+ else if (fn_proto.getCallconvExpr()) |callconv_expr|
+ tree.prevToken(tree.prevToken(callconv_expr.firstToken()))
+ else switch (fn_proto.return_type) {
+ .Explicit => |node| node.firstToken(),
+ .InferErrorSet => |node| tree.prevToken(node.firstToken()),
+ .Invalid => unreachable,
+ },
+ );
assert(tree.token_ids[rparen] == .RParen);
const src_params_trailing_comma = blk: {
@@ -1758,7 +1831,7 @@ fn renderExpression(
}
if (while_node.payload) |payload| {
- const payload_space = Space.Space; //if (while_node.continue_expr != null) Space.Space else block_start_space;
+ const payload_space = if (while_node.continue_expr != null) Space.Space else block_start_space;
try renderExpression(allocator, ais, tree, payload, payload_space);
}
@@ -1873,7 +1946,12 @@ fn renderExpression(
if (src_has_newline) {
const after_rparen_space = if (if_node.payload == null) Space.Newline else Space.Space;
- try renderToken(tree, ais, rparen, after_rparen_space); // )
+
+ {
+ ais.pushIndent();
+ defer ais.popIndent();
+ try renderToken(tree, ais, rparen, after_rparen_space); // )
+ }
if (if_node.payload) |payload| {
try renderExpression(allocator, ais, tree, payload, Space.Newline);
@@ -2558,3 +2636,27 @@ fn copyFixingWhitespace(ais: anytype, slice: []const u8) @TypeOf(ais.*).Error!vo
else => try ais.writer().writeByte(byte),
};
}
+
+fn rowSize(tree: *ast.Tree, exprs: []*ast.Node, rtoken: ast.TokenIndex) ?usize {
+ const first_token = exprs[0].firstToken();
+ const first_loc = tree.tokenLocation(tree.token_locs[first_token].start, rtoken);
+ if (first_loc.line == 0) {
+ const maybe_comma = tree.prevToken(rtoken);
+ if (tree.token_ids[maybe_comma] == .Comma)
+ return 1;
+ return null; // no newlines
+ }
+
+ var count: usize = 1;
+ for (exprs) |expr, i| {
+ if (i + 1 < exprs.len) {
+ const expr_last_token = expr.lastToken() + 1;
+ const loc = tree.tokenLocation(tree.token_locs[expr_last_token].start, exprs[i + 1].firstToken());
+ if (loc.line != 0) return count;
+ count += 1;
+ } else {
+ return count;
+ }
+ }
+ unreachable;
+}
diff --git a/lib/std/zig/tokenizer.zig b/lib/std/zig/tokenizer.zig
index 86968c73b2..e40483c022 100644
--- a/lib/std/zig/tokenizer.zig
+++ b/lib/std/zig/tokenizer.zig
@@ -1195,6 +1195,7 @@ pub const Tokenizer = struct {
},
.num_dot_hex => switch (c) {
'.' => {
+ result.id = .IntegerLiteral;
self.index -= 1;
state = .start;
break;
@@ -1758,6 +1759,14 @@ test "correctly parse pointer assignment" {
});
}
+test "tokenizer - range literals" {
+ testTokenize("0...9", &[_]Token.Id{ .IntegerLiteral, .Ellipsis3, .IntegerLiteral });
+ testTokenize("'0'...'9'", &[_]Token.Id{ .CharLiteral, .Ellipsis3, .CharLiteral });
+ testTokenize("0x00...0x09", &[_]Token.Id{ .IntegerLiteral, .Ellipsis3, .IntegerLiteral });
+ testTokenize("0b00...0b11", &[_]Token.Id{ .IntegerLiteral, .Ellipsis3, .IntegerLiteral });
+ testTokenize("0o00...0o11", &[_]Token.Id{ .IntegerLiteral, .Ellipsis3, .IntegerLiteral });
+}
+
test "tokenizer - number literals decimal" {
testTokenize("0", &[_]Token.Id{.IntegerLiteral});
testTokenize("1", &[_]Token.Id{.IntegerLiteral});
diff --git a/src/stage1/tokenizer.cpp b/src/stage1/tokenizer.cpp
index 4415bdf431..fa14dd40fa 100644
--- a/src/stage1/tokenizer.cpp
+++ b/src/stage1/tokenizer.cpp
@@ -1225,9 +1225,6 @@ void tokenize(Buf *buf, Tokenization *out) {
invalid_char_error(&t, c);
break;
}
- if (t.radix != 16 && t.radix != 10) {
- invalid_char_error(&t, c);
- }
t.state = TokenizeStateNumberDot;
break;
}
@@ -1281,6 +1278,9 @@ void tokenize(Buf *buf, Tokenization *out) {
t.state = TokenizeStateStart;
continue;
}
+ if (t.radix != 16 && t.radix != 10) {
+ invalid_char_error(&t, c);
+ }
t.pos -= 1;
t.state = TokenizeStateFloatFractionNoUnderscore;
assert(t.cur_tok->id == TokenIdIntLiteral);