forked from Minki/linux
fcrypt endianness misannotations
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Al Viro
Linus Torvalds
parent
79901a9738
commit
3c50b3683a
@ -51,7 +51,7 @@
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#define ROUNDS 16
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struct fcrypt_ctx {
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u32 sched[ROUNDS];
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__be32 sched[ROUNDS];
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};
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/* Rotate right two 32 bit numbers as a 56 bit number */
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@ -73,8 +73,8 @@ do { \
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* /afs/transarc.com/public/afsps/afs.rel31b.export-src/rxkad/sboxes.h
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*/
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#undef Z
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#define Z(x) __constant_be32_to_cpu(x << 3)
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static const u32 sbox0[256] = {
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#define Z(x) __constant_cpu_to_be32(x << 3)
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static const __be32 sbox0[256] = {
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Z(0xea), Z(0x7f), Z(0xb2), Z(0x64), Z(0x9d), Z(0xb0), Z(0xd9), Z(0x11),
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Z(0xcd), Z(0x86), Z(0x86), Z(0x91), Z(0x0a), Z(0xb2), Z(0x93), Z(0x06),
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Z(0x0e), Z(0x06), Z(0xd2), Z(0x65), Z(0x73), Z(0xc5), Z(0x28), Z(0x60),
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@ -110,8 +110,8 @@ static const u32 sbox0[256] = {
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};
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#undef Z
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#define Z(x) __constant_be32_to_cpu((x << 27) | (x >> 5))
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static const u32 sbox1[256] = {
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#define Z(x) __constant_cpu_to_be32((x << 27) | (x >> 5))
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static const __be32 sbox1[256] = {
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Z(0x77), Z(0x14), Z(0xa6), Z(0xfe), Z(0xb2), Z(0x5e), Z(0x8c), Z(0x3e),
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Z(0x67), Z(0x6c), Z(0xa1), Z(0x0d), Z(0xc2), Z(0xa2), Z(0xc1), Z(0x85),
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Z(0x6c), Z(0x7b), Z(0x67), Z(0xc6), Z(0x23), Z(0xe3), Z(0xf2), Z(0x89),
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@ -147,8 +147,8 @@ static const u32 sbox1[256] = {
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};
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#undef Z
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#define Z(x) __constant_be32_to_cpu(x << 11)
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static const u32 sbox2[256] = {
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#define Z(x) __constant_cpu_to_be32(x << 11)
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static const __be32 sbox2[256] = {
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Z(0xf0), Z(0x37), Z(0x24), Z(0x53), Z(0x2a), Z(0x03), Z(0x83), Z(0x86),
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Z(0xd1), Z(0xec), Z(0x50), Z(0xf0), Z(0x42), Z(0x78), Z(0x2f), Z(0x6d),
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Z(0xbf), Z(0x80), Z(0x87), Z(0x27), Z(0x95), Z(0xe2), Z(0xc5), Z(0x5d),
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@ -184,8 +184,8 @@ static const u32 sbox2[256] = {
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};
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#undef Z
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#define Z(x) __constant_be32_to_cpu(x << 19)
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static const u32 sbox3[256] = {
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#define Z(x) __constant_cpu_to_be32(x << 19)
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static const __be32 sbox3[256] = {
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Z(0xa9), Z(0x2a), Z(0x48), Z(0x51), Z(0x84), Z(0x7e), Z(0x49), Z(0xe2),
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Z(0xb5), Z(0xb7), Z(0x42), Z(0x33), Z(0x7d), Z(0x5d), Z(0xa6), Z(0x12),
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Z(0x44), Z(0x48), Z(0x6d), Z(0x28), Z(0xaa), Z(0x20), Z(0x6d), Z(0x57),
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@ -225,7 +225,7 @@ static const u32 sbox3[256] = {
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*/
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#define F_ENCRYPT(R, L, sched) \
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do { \
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union lc4 { u32 l; u8 c[4]; } u; \
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union lc4 { __be32 l; u8 c[4]; } u; \
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u.l = sched ^ R; \
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L ^= sbox0[u.c[0]] ^ sbox1[u.c[1]] ^ sbox2[u.c[2]] ^ sbox3[u.c[3]]; \
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} while(0)
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@ -237,7 +237,7 @@ static void fcrypt_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
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{
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const struct fcrypt_ctx *ctx = crypto_tfm_ctx(tfm);
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struct {
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u32 l, r;
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__be32 l, r;
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} X;
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memcpy(&X, src, sizeof(X));
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@ -269,7 +269,7 @@ static void fcrypt_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
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{
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const struct fcrypt_ctx *ctx = crypto_tfm_ctx(tfm);
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struct {
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u32 l, r;
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__be32 l, r;
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} X;
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memcpy(&X, src, sizeof(X));
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@ -328,22 +328,22 @@ static int fcrypt_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int key
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k |= (*key) >> 1;
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/* Use lower 32 bits for schedule, rotate by 11 each round (16 times) */
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ctx->sched[0x0] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0x1] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0x2] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0x3] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0x4] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0x5] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0x6] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0x7] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0x8] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0x9] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0xa] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0xb] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0xc] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0xd] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0xe] = be32_to_cpu(k); ror56_64(k, 11);
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ctx->sched[0xf] = be32_to_cpu(k);
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ctx->sched[0x0] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0x1] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0x2] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0x3] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0x4] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0x5] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0x6] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0x7] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0x8] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0x9] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0xa] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0xb] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0xc] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0xd] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0xe] = cpu_to_be32(k); ror56_64(k, 11);
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ctx->sched[0xf] = cpu_to_be32(k);
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return 0;
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#else
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@ -369,22 +369,22 @@ static int fcrypt_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int key
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lo |= (*key) >> 1;
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/* Use lower 32 bits for schedule, rotate by 11 each round (16 times) */
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ctx->sched[0x0] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0x1] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0x2] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0x3] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0x4] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0x5] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0x6] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0x7] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0x8] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0x9] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0xa] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0xb] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0xc] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0xd] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0xe] = be32_to_cpu(lo); ror56(hi, lo, 11);
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ctx->sched[0xf] = be32_to_cpu(lo);
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ctx->sched[0x0] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0x1] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0x2] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0x3] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0x4] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0x5] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0x6] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0x7] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0x8] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0x9] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0xa] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0xb] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0xc] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0xd] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0xe] = cpu_to_be32(lo); ror56(hi, lo, 11);
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ctx->sched[0xf] = cpu_to_be32(lo);
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return 0;
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#endif
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}
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