diff options
Diffstat (limited to 'src/hash/sha1/sha160.cpp')
| -rw-r--r-- | src/hash/sha1/sha160.cpp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/src/hash/sha1/sha160.cpp b/src/hash/sha1/sha160.cpp index 302151921..231dbeb12 100644 --- a/src/hash/sha1/sha160.cpp +++ b/src/hash/sha1/sha160.cpp @@ -54,6 +54,9 @@ inline void F4(u32bit A, u32bit& B, u32bit C, u32bit D, u32bit& E, u32bit msg) *************************************************/ void SHA_160::compress_n(const byte input[], u32bit blocks) { + u32bit A = digest[0], B = digest[1], C = digest[2], + D = digest[3], E = digest[4]; + for(u32bit i = 0; i != blocks; ++i) { for(u32bit j = 0; j != 16; j += 4) @@ -73,9 +76,6 @@ void SHA_160::compress_n(const byte input[], u32bit blocks) W[j+3] = rotate_left((W[j ] ^ W[j-5] ^ W[j-11] ^ W[j-13]), 1); } - u32bit A = digest[0], B = digest[1], C = digest[2], - D = digest[3], E = digest[4]; - F1(A,B,C,D,E,W[ 0]); F1(E,A,B,C,D,W[ 1]); F1(D,E,A,B,C,W[ 2]); F1(C,D,E,A,B,W[ 3]); F1(B,C,D,E,A,W[ 4]); F1(A,B,C,D,E,W[ 5]); F1(E,A,B,C,D,W[ 6]); F1(D,E,A,B,C,W[ 7]); F1(C,D,E,A,B,W[ 8]); @@ -108,8 +108,11 @@ void SHA_160::compress_n(const byte input[], u32bit blocks) F4(A,B,C,D,E,W[75]); F4(E,A,B,C,D,W[76]); F4(D,E,A,B,C,W[77]); F4(C,D,E,A,B,W[78]); F4(B,C,D,E,A,W[79]); - digest[0] += A; digest[1] += B; digest[2] += C; - digest[3] += D; digest[4] += E; + A = (digest[0] += A); + B = (digest[1] += B); + C = (digest[2] += C); + D = (digest[3] += D); + E = (digest[4] += E); } } |