diff options
Diffstat (limited to 'Utilities/cmliblzma/liblzma/check/sha256.c')
| -rw-r--r-- | Utilities/cmliblzma/liblzma/check/sha256.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/Utilities/cmliblzma/liblzma/check/sha256.c b/Utilities/cmliblzma/liblzma/check/sha256.c index 23bda92..b09ccbf 100644 --- a/Utilities/cmliblzma/liblzma/check/sha256.c +++ b/Utilities/cmliblzma/liblzma/check/sha256.c @@ -80,16 +80,21 @@ static const uint32_t SHA256_K[64] = { static void +#ifndef _MSC_VER transform(uint32_t state[static 8], const uint32_t data[static 16]) +#else +transform(uint32_t state[], const uint32_t data[]) +#endif { uint32_t W[16]; uint32_t T[8]; + unsigned int j; // Copy state[] to working vars. memcpy(T, state, sizeof(T)); // 64 operations, partially loop unrolled - for (unsigned int j = 0; j < 64; j += 16) { + for (j = 0; j < 64; j += 16) { R( 0); R( 1); R( 2); R( 3); R( 4); R( 5); R( 6); R( 7); R( 8); R( 9); R(10); R(11); @@ -116,8 +121,9 @@ process(lzma_check_state *check) #else uint32_t data[16]; + size_t i; - for (size_t i = 0; i < 16; ++i) + for (i = 0; i < 16; ++i) data[i] = bswap32(check->buffer.u32[i]); transform(check->state.sha256.state, data); @@ -172,6 +178,8 @@ lzma_sha256_update(const uint8_t *buf, size_t size, lzma_check_state *check) extern void lzma_sha256_finish(lzma_check_state *check) { + size_t i; + // Add padding as described in RFC 3174 (it describes SHA-1 but // the same padding style is used for SHA-256 too). size_t pos = check->state.sha256.size & 0x3F; @@ -193,7 +201,7 @@ lzma_sha256_finish(lzma_check_state *check) process(check); - for (size_t i = 0; i < 8; ++i) + for (i = 0; i < 8; ++i) check->buffer.u32[i] = conv32be(check->state.sha256.state[i]); return; |