diff options
Diffstat (limited to 'src/sha256.c')
| -rw-r--r-- | src/sha256.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/sha256.c b/src/sha256.c index d644d2d4e..3b53c45c4 100644 --- a/src/sha256.c +++ b/src/sha256.c @@ -45,8 +45,13 @@ void sha256_transform(SHA256_CTX *ctx, const BYTE data[]) { WORD a, b, c, d, e, f, g, h, i, j, t1, t2, m[64]; - for (i = 0, j = 0; i < 16; ++i, j += 4) - m[i] = (data[j] << 24) | (data[j + 1] << 16) | (data[j + 2] << 8) | (data[j + 3]); + for (i = 0, j = 0; i < 16; ++i, j += 4) { + m[i] = ((WORD) data[j + 0] << 24) | + ((WORD) data[j + 1] << 16) | + ((WORD) data[j + 2] << 8) | + ((WORD) data[j + 3]); + } + for ( ; i < 64; ++i) m[i] = SIG1(m[i - 2]) + m[i - 7] + SIG0(m[i - 15]) + m[i - 16]; |