diff options
Diffstat (limited to 'src/qcommon/md5.c')
-rw-r--r-- | src/qcommon/md5.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/src/qcommon/md5.c b/src/qcommon/md5.c index ffe77527..5cf12bb3 100644 --- a/src/qcommon/md5.c +++ b/src/qcommon/md5.c @@ -257,20 +257,27 @@ static void MD5Final(struct MD5Context *ctx, unsigned char *digest) } -char *Com_MD5File(const char *fn, int length) +char *Com_MD5File( const char *fn, int length, const char *prefix, int prefix_len ) { - static char final[33] = {"unknown"}; + static char final[33] = {""}; unsigned char digest[16] = {""}; fileHandle_t f; MD5_CTX md5; - char buffer[2048]; + byte buffer[2048]; int i; int filelen = 0; int r = 0; int total = 0; - filelen = FS_FOpenFileRead(fn, &f, qtrue); - if(filelen < 1) { + Q_strncpyz( final, "", sizeof( final ) ); + + filelen = FS_SV_FOpenFileRead( fn, &f ); + + if( !f ) { + return final; + } + if( filelen < 1 ) { + FS_FCloseFile( f ); return final; } if(filelen < length || !length) { @@ -278,6 +285,10 @@ char *Com_MD5File(const char *fn, int length) } MD5Init(&md5); + + if( prefix_len && *prefix ) + MD5Update(&md5 , (unsigned char *)prefix, prefix_len); + for(;;) { r = FS_Read2(buffer, sizeof(buffer), f); if(r < 1) @@ -285,7 +296,7 @@ char *Com_MD5File(const char *fn, int length) if(r + total > length) r = length - total; total += r; - MD5Update(&md5 , (unsigned char *)buffer, r); + MD5Update(&md5 , buffer, r); if(r < sizeof(buffer) || total >= length) break; } |