diff options
Diffstat (limited to 'cipher/rmd160.c')
| -rw-r--r-- | cipher/rmd160.c | 45 |
1 files changed, 7 insertions, 38 deletions
diff --git a/cipher/rmd160.c b/cipher/rmd160.c index 7f143dfa..d156e61d 100644 --- a/cipher/rmd160.c +++ b/cipher/rmd160.c @@ -28,6 +28,7 @@ #include "cipher.h" /* Only used for the rmd160_hash_buffer() prototype. */ #include "bithelp.h" +#include "bufhelp.h" /********************************* * RIPEMD-160 is not patented, see (as of 25.10.97) @@ -170,32 +171,11 @@ transform ( void *ctx, const unsigned char *data ) RMD160_CONTEXT *hd = ctx; register u32 a,b,c,d,e; u32 aa,bb,cc,dd,ee,t; -#ifdef WORDS_BIGENDIAN u32 x[16]; - { - int i; - byte *p2; - const byte *p1; - for (i=0, p1=data, p2=(byte*)x; i < 16; i++, p2 += 4 ) - { - p2[3] = *p1++; - p2[2] = *p1++; - p2[1] = *p1++; - p2[0] = *p1++; - } - } -#else - /* This version is better because it is always aligned; - * The performance penalty on a 586-100 is about 6% which - * is acceptable - because the data is more local it might - * also be possible that this is faster on some machines. - * This function (when compiled with -02 on gcc 2.7.2) - * executes on a 586-100 (39.73 bogomips) at about 1900kb/sec; - * [measured with a 4MB data and "gpgm --print-md rmd160"] */ - u32 x[16]; - memcpy( x, data, 64 ); -#endif + int i; + for ( i = 0; i < 16; i++ ) + x[i] = buf_get_le32(data + i * 4); #define K0 0x00000000 #define K1 0x5A827999 @@ -469,24 +449,13 @@ rmd160_final( void *context ) memset(hd->bctx.buf, 0, 56 ); /* fill next block with zeroes */ } /* append the 64 bit count */ - hd->bctx.buf[56] = lsb ; - hd->bctx.buf[57] = lsb >> 8; - hd->bctx.buf[58] = lsb >> 16; - hd->bctx.buf[59] = lsb >> 24; - hd->bctx.buf[60] = msb ; - hd->bctx.buf[61] = msb >> 8; - hd->bctx.buf[62] = msb >> 16; - hd->bctx.buf[63] = msb >> 24; + buf_put_le32(hd->bctx.buf + 56, lsb); + buf_put_le32(hd->bctx.buf + 60, msb); burn = transform( hd, hd->bctx.buf ); _gcry_burn_stack (burn); p = hd->bctx.buf; -#ifdef WORDS_BIGENDIAN -#define X(a) do { *p++ = hd->h##a ; *p++ = hd->h##a >> 8; \ - *p++ = hd->h##a >> 16; *p++ = hd->h##a >> 24; } while(0) -#else /* little endian */ -#define X(a) do { *(u32*)p = hd->h##a ; p += 4; } while(0) -#endif +#define X(a) do { *(u32*)p = le_bswap32(hd->h##a) ; p += 4; } while(0) X(0); X(1); X(2); |