diff options
Diffstat (limited to 'lib/libalpm/md5.c')
| -rw-r--r-- | lib/libalpm/md5.c | 81 |
1 files changed, 41 insertions, 40 deletions
diff --git a/lib/libalpm/md5.c b/lib/libalpm/md5.c index b4391a61..0d5ed9e0 100644 --- a/lib/libalpm/md5.c +++ b/lib/libalpm/md5.c @@ -33,33 +33,34 @@ * GPL. This is from version 1.0.0 of the library, and has been modified * as following, which may be helpful for future updates: * * remove "polarssl/config.h" include - * * change include from "polarssl/sha2.h" to "sha2.h" + * * change include from "polarssl/md5.h" to "md5.h" * * removal of HMAC code * * removal of SELF_TEST code - * * removal of ipad and opad from the md5_context struct in sha2.h + * * removal of ipad and opad from the md5_context struct in md5.h * * increase the size of buffer for performance reasons - * * various static changes + * * change 'unsigned long' to uint32_t */ #include <stdio.h> +#include <stdint.h> #include "md5.h" /* * 32-bit integer manipulation macros (little endian) */ -#ifndef GET_ULONG_LE -#define GET_ULONG_LE(n,b,i) \ +#ifndef GET_U32_LE +#define GET_U32_LE(n,b,i) \ { \ - (n) = ( (unsigned long) (b)[(i) ] ) \ - | ( (unsigned long) (b)[(i) + 1] << 8 ) \ - | ( (unsigned long) (b)[(i) + 2] << 16 ) \ - | ( (unsigned long) (b)[(i) + 3] << 24 ); \ + (n) = ( (uint32_t) (b)[(i) ] ) \ + | ( (uint32_t) (b)[(i) + 1] << 8 ) \ + | ( (uint32_t) (b)[(i) + 2] << 16 ) \ + | ( (uint32_t) (b)[(i) + 3] << 24 ); \ } #endif -#ifndef PUT_ULONG_LE -#define PUT_ULONG_LE(n,b,i) \ +#ifndef PUT_U32_LE +#define PUT_U32_LE(n,b,i) \ { \ (b)[(i) ] = (unsigned char) ( (n) ); \ (b)[(i) + 1] = (unsigned char) ( (n) >> 8 ); \ @@ -84,24 +85,24 @@ static void md5_starts( md5_context *ctx ) static void md5_process( md5_context *ctx, const unsigned char data[64] ) { - unsigned long X[16], A, B, C, D; - - GET_ULONG_LE( X[ 0], data, 0 ); - GET_ULONG_LE( X[ 1], data, 4 ); - GET_ULONG_LE( X[ 2], data, 8 ); - GET_ULONG_LE( X[ 3], data, 12 ); - GET_ULONG_LE( X[ 4], data, 16 ); - GET_ULONG_LE( X[ 5], data, 20 ); - GET_ULONG_LE( X[ 6], data, 24 ); - GET_ULONG_LE( X[ 7], data, 28 ); - GET_ULONG_LE( X[ 8], data, 32 ); - GET_ULONG_LE( X[ 9], data, 36 ); - GET_ULONG_LE( X[10], data, 40 ); - GET_ULONG_LE( X[11], data, 44 ); - GET_ULONG_LE( X[12], data, 48 ); - GET_ULONG_LE( X[13], data, 52 ); - GET_ULONG_LE( X[14], data, 56 ); - GET_ULONG_LE( X[15], data, 60 ); + uint32_t X[16], A, B, C, D; + + GET_U32_LE( X[ 0], data, 0 ); + GET_U32_LE( X[ 1], data, 4 ); + GET_U32_LE( X[ 2], data, 8 ); + GET_U32_LE( X[ 3], data, 12 ); + GET_U32_LE( X[ 4], data, 16 ); + GET_U32_LE( X[ 5], data, 20 ); + GET_U32_LE( X[ 6], data, 24 ); + GET_U32_LE( X[ 7], data, 28 ); + GET_U32_LE( X[ 8], data, 32 ); + GET_U32_LE( X[ 9], data, 36 ); + GET_U32_LE( X[10], data, 40 ); + GET_U32_LE( X[11], data, 44 ); + GET_U32_LE( X[12], data, 48 ); + GET_U32_LE( X[13], data, 52 ); + GET_U32_LE( X[14], data, 56 ); + GET_U32_LE( X[15], data, 60 ); #define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n))) @@ -211,7 +212,7 @@ static void md5_process( md5_context *ctx, const unsigned char data[64] ) static void md5_update( md5_context *ctx, const unsigned char *input, size_t ilen ) { size_t fill; - unsigned long left; + uint32_t left; if( ilen <= 0 ) return; @@ -219,10 +220,10 @@ static void md5_update( md5_context *ctx, const unsigned char *input, size_t ile left = ctx->total[0] & 0x3F; fill = 64 - left; - ctx->total[0] += (unsigned long) ilen; + ctx->total[0] += (uint32_t) ilen; ctx->total[0] &= 0xFFFFFFFF; - if( ctx->total[0] < (unsigned long) ilen ) + if( ctx->total[0] < (uint32_t) ilen ) ctx->total[1]++; if( left && ilen >= fill ) @@ -262,16 +263,16 @@ static const unsigned char md5_padding[64] = */ static void md5_finish( md5_context *ctx, unsigned char output[16] ) { - unsigned long last, padn; - unsigned long high, low; + uint32_t last, padn; + uint32_t high, low; unsigned char msglen[8]; high = ( ctx->total[0] >> 29 ) | ( ctx->total[1] << 3 ); low = ( ctx->total[0] << 3 ); - PUT_ULONG_LE( low, msglen, 0 ); - PUT_ULONG_LE( high, msglen, 4 ); + PUT_U32_LE( low, msglen, 0 ); + PUT_U32_LE( high, msglen, 4 ); last = ctx->total[0] & 0x3F; padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last ); @@ -279,10 +280,10 @@ static void md5_finish( md5_context *ctx, unsigned char output[16] ) md5_update( ctx, (unsigned char *) md5_padding, padn ); md5_update( ctx, msglen, 8 ); - PUT_ULONG_LE( ctx->state[0], output, 0 ); - PUT_ULONG_LE( ctx->state[1], output, 4 ); - PUT_ULONG_LE( ctx->state[2], output, 8 ); - PUT_ULONG_LE( ctx->state[3], output, 12 ); + PUT_U32_LE( ctx->state[0], output, 0 ); + PUT_U32_LE( ctx->state[1], output, 4 ); + PUT_U32_LE( ctx->state[2], output, 8 ); + PUT_U32_LE( ctx->state[3], output, 12 ); } /* |