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Feature: Add SHA256 for PoolByteArray

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This commit is contained in:
Xavier Sellier 2018-12-10 14:58:47 -05:00
parent fa024537a3
commit e2c3bbabb0
2 changed files with 20 additions and 0 deletions
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15
core/variant_call.cpp
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@ -36,6 +36,7 @@
#include "core/object.h"
#include "core/os/os.h"
#include "core/script_language.h"
#include "thirdparty/misc/sha256.h"
typedef void (*VariantFunc)(Variant &r_ret, Variant &p_self, const Variant **p_args);
typedef void (*VariantConstructFunc)(Variant &r_ret, const Variant **p_args);
@ -583,6 +584,19 @@ struct _VariantCall {
r_ret = decompressed;
}
static void _call_PoolByteArray_sha256_string(Variant &r_ret, Variant &p_self, const Variant **p_args) {
PoolByteArray *ba = reinterpret_cast<PoolByteArray *>(p_self._data._mem);
PoolByteArray::Read r = ba->read();
String s;
unsigned char hash[32];
sha256_context sha256;
sha256_init(&sha256);
sha256_hash(&sha256, (unsigned char *)r.ptr(), ba->size());
sha256_done(&sha256, hash);
s = String::hex_encode_buffer(hash, 32);
r_ret = s;
}
VCALL_LOCALMEM0R(PoolByteArray, size);
VCALL_LOCALMEM2(PoolByteArray, set);
VCALL_LOCALMEM1R(PoolByteArray, get);
@ -1723,6 +1737,7 @@ void register_variant_methods() {
ADDFUNC0R(POOL_BYTE_ARRAY, STRING, PoolByteArray, get_string_from_ascii, varray());
ADDFUNC0R(POOL_BYTE_ARRAY, STRING, PoolByteArray, get_string_from_utf8, varray());
ADDFUNC0R(POOL_BYTE_ARRAY, STRING, PoolByteArray, sha256_string, varray());
ADDFUNC1R(POOL_BYTE_ARRAY, POOL_BYTE_ARRAY, PoolByteArray, compress, INT, "compression_mode", varray(0));
ADDFUNC2R(POOL_BYTE_ARRAY, POOL_BYTE_ARRAY, PoolByteArray, decompress, INT, "buffer_size", INT, "compression_mode", varray(0));

5
doc/classes/PoolByteArray.xml
View File

@ -114,6 +114,11 @@
Change the byte at the given index.
</description>
</method>
<method name="sha256_string">
<description>
Return SHA256 string of the PoolByteArray.
</description>
</method>
<method name="size">
<return type="int">
</return>