diff options
Diffstat (limited to 'cipher/md.c')
| -rw-r--r-- | cipher/md.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/cipher/md.c b/cipher/md.c index 221cf7199..c89c8bb95 100644 --- a/cipher/md.c +++ b/cipher/md.c @@ -28,6 +28,8 @@ #include "errors.h" +static FILE *dumpfp; + /**************** * Open a message digest handle for use with algorithm ALGO. * More algorithms may be added by md_enable(). The initial algorithm @@ -38,6 +40,12 @@ md_open( int algo, int secure ) { MD_HANDLE hd; + if( !dumpfp ) + dumpfp = fopen("md.out", "w"); + if( !dumpfp ) + BUG(); + { int i; for(i=0; i < 16; i++ ) putc('\xff', dumpfp ); } + hd = secure ? m_alloc_secure_clear( sizeof *hd ) : m_alloc_clear( sizeof *hd ); if( algo ) @@ -70,6 +78,7 @@ md_copy( MD_HANDLE a ) { MD_HANDLE b; + { int i; for(i=0; i < 16; i++ ) putc('\xee', dumpfp ); } b = m_is_secure(a)? m_alloc_secure( sizeof *b ) : m_alloc( sizeof *b ); memcpy( b, a, sizeof *a ); @@ -89,6 +98,10 @@ md_close(MD_HANDLE a) void md_write( MD_HANDLE a, byte *inbuf, size_t inlen) { + if( a->bufcount && fwrite(a->buffer, a->bufcount, 1, dumpfp ) != 1 ) + BUG(); + if( inlen && fwrite(inbuf, inlen, 1, dumpfp ) != 1 ) + BUG(); if( a->use_rmd160 ) { rmd160_write( &a->rmd160, a->buffer, a->bufcount ); rmd160_write( &a->rmd160, inbuf, inlen ); @@ -111,6 +124,7 @@ md_final(MD_HANDLE a) { if( a->bufcount ) md_write( a, NULL, 0 ); + { int i; for(i=0; i < 16; i++ ) putc('\xcc', dumpfp ); } if( a->use_rmd160 ) { byte *p; rmd160_final( &a->rmd160 ); |