diff options
Diffstat (limited to 'cipher/md5.c')
-rw-r--r-- | cipher/md5.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/cipher/md5.c b/cipher/md5.c index 9857f2c8..88745a81 100644 --- a/cipher/md5.c +++ b/cipher/md5.c @@ -48,7 +48,7 @@ typedef struct { u32 A,B,C,D; /* chaining variables */ } MD5_CONTEXT; -static void +static unsigned int transform ( void *ctx, const unsigned char *data ); static void @@ -64,7 +64,6 @@ md5_init( void *context ) ctx->bctx.nblocks = 0; ctx->bctx.count = 0; ctx->bctx.blocksize = 64; - ctx->bctx.stack_burn = 80+6*sizeof(void*); ctx->bctx.bwrite = transform; } @@ -82,7 +81,7 @@ md5_init( void *context ) /**************** * transform n*64 bytes */ -static void +static unsigned int transform ( void *c, const unsigned char *data ) { MD5_CONTEXT *ctx = c; @@ -213,6 +212,8 @@ transform ( void *c, const unsigned char *data ) ctx->B += B; ctx->C += C; ctx->D += D; + + return /*burn_stack*/ 80+6*sizeof(void*); } @@ -229,6 +230,7 @@ md5_final( void *context) MD5_CONTEXT *hd = context; u32 t, msb, lsb; byte *p; + unsigned int burn; _gcry_md_block_write(hd, NULL, 0); /* flush */; @@ -269,8 +271,8 @@ md5_final( void *context) hd->bctx.buf[61] = msb >> 8; hd->bctx.buf[62] = msb >> 16; hd->bctx.buf[63] = msb >> 24; - transform( hd, hd->bctx.buf ); - _gcry_burn_stack (80+6*sizeof(void*)); + burn = transform( hd, hd->bctx.buf ); + _gcry_burn_stack (burn); p = hd->bctx.buf; #ifdef WORDS_BIGENDIAN |