diff options
Diffstat (limited to 'Source/kwsys/MD5.c')
| -rw-r--r-- | Source/kwsys/MD5.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/Source/kwsys/MD5.c b/Source/kwsys/MD5.c index 97cf9ba..7ae2630 100644 --- a/Source/kwsys/MD5.c +++ b/Source/kwsys/MD5.c @@ -171,8 +171,10 @@ typedef struct md5_state_s static void md5_process(md5_state_t* pms, const md5_byte_t* data /*[64]*/) { - md5_word_t a = pms->abcd[0], b = pms->abcd[1], c = pms->abcd[2], - d = pms->abcd[3]; + md5_word_t a = pms->abcd[0]; + md5_word_t b = pms->abcd[1]; + md5_word_t c = pms->abcd[2]; + md5_word_t d = pms->abcd[3]; md5_word_t t; #if BYTE_ORDER > 0 /* Define storage only for big-endian CPUs. */ @@ -227,9 +229,10 @@ static void md5_process(md5_state_t* pms, const md5_byte_t* data /*[64]*/) # else # define xbuf X /* (static only) */ # endif - for (i = 0; i < 16; ++i, xp += 4) + for (i = 0; i < 16; ++i, xp += 4) { xbuf[i] = (md5_word_t)(xp[0] + (xp[1] << 8) + (xp[2] << 16) + (xp[3] << 24)); + } } #endif } @@ -367,34 +370,39 @@ static void md5_append(md5_state_t* pms, const md5_byte_t* data, size_t nbytes) size_t offset = (pms->count[0] >> 3) & 63; md5_word_t nbits = (md5_word_t)(nbytes << 3); - if (nbytes <= 0) + if (nbytes <= 0) { return; + } /* Update the message length. */ pms->count[1] += (md5_word_t)(nbytes >> 29); pms->count[0] += nbits; - if (pms->count[0] < nbits) + if (pms->count[0] < nbits) { pms->count[1]++; + } /* Process an initial partial block. */ if (offset) { size_t copy = (offset + nbytes > 64 ? 64 - offset : nbytes); memcpy(pms->buf + offset, p, copy); - if (offset + copy < 64) + if (offset + copy < 64) { return; + } p += copy; left -= copy; md5_process(pms, pms->buf); } /* Process full blocks. */ - for (; left >= 64; p += 64, left -= 64) + for (; left >= 64; p += 64, left -= 64) { md5_process(pms, p); + } /* Process a final partial block. */ - if (left) + if (left) { memcpy(pms->buf, p, left); + } } /* Finish the message and return the digest. */ |