diff options
Diffstat (limited to 'src/hash/rmd128/rmd128.cpp')
| -rw-r--r-- | src/hash/rmd128/rmd128.cpp | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/src/hash/rmd128/rmd128.cpp b/src/hash/rmd128/rmd128.cpp index 8b2c0ccf8..7e9da3bdd 100644 --- a/src/hash/rmd128/rmd128.cpp +++ b/src/hash/rmd128/rmd128.cpp @@ -60,18 +60,16 @@ inline void F4(u32bit& A, u32bit B, u32bit C, u32bit D, */ void RIPEMD_128::compress_n(const byte input[], u32bit blocks) { + const u32bit MAGIC2 = 0x5A827999, MAGIC3 = 0x6ED9EBA1, + MAGIC4 = 0x8F1BBCDC, MAGIC5 = 0x50A28BE6, + MAGIC6 = 0x5C4DD124, MAGIC7 = 0x6D703EF3; + for(u32bit i = 0; i != blocks; ++i) { - for(u32bit j = 0; j != 16; ++j) - M[j] = load_le<u32bit>(input, j); - input += HASH_BLOCK_SIZE; + load_le(M.begin(), input, M.size()); u32bit A1 = digest[0], A2 = A1, B1 = digest[1], B2 = B1, - C1 = digest[2], C2 = C1, D1 = digest[3], D2 = D1; - - const u32bit MAGIC2 = 0x5A827999, MAGIC3 = 0x6ED9EBA1, - MAGIC4 = 0x8F1BBCDC, MAGIC5 = 0x50A28BE6, - MAGIC6 = 0x5C4DD124, MAGIC7 = 0x6D703EF3; + C1 = digest[2], C2 = C1, D1 = digest[3], D2 = D1; F1(A1,B1,C1,D1,M[ 0],11 ); F4(A2,B2,C2,D2,M[ 5], 8,MAGIC5); F1(D1,A1,B1,C1,M[ 1],14 ); F4(D2,A2,B2,C2,M[14], 9,MAGIC5); @@ -141,9 +139,13 @@ void RIPEMD_128::compress_n(const byte input[], u32bit blocks) F4(C1,D1,A1,B1,M[ 6], 5,MAGIC4); F1(C2,D2,A2,B2,M[10],15 ); F4(B1,C1,D1,A1,M[ 2],12,MAGIC4); F1(B2,C2,D2,A2,M[14], 8 ); - D2 = digest[1] + C1 + D2; digest[1] = digest[2] + D1 + A2; - digest[2] = digest[3] + A1 + B2; digest[3] = digest[0] + B1 + C2; + D2 = digest[1] + C1 + D2; + digest[1] = digest[2] + D1 + A2; + digest[2] = digest[3] + A1 + B2; + digest[3] = digest[0] + B1 + C2; digest[0] = D2; + + input += HASH_BLOCK_SIZE; } } @@ -159,7 +161,7 @@ void RIPEMD_128::copy_out(byte output[]) /* * Clear memory of sensitive data */ -void RIPEMD_128::clear() throw() +void RIPEMD_128::clear() { MDx_HashFunction::clear(); M.clear(); |