add mdbinfile() which is like mdfile() but it returns a binary MD5

CVS patchset: 655
CVS date: 1996/06/20 03:08:31

diff --git a/lib/md5.h b/lib/md5.h
index b9035fd..2b4b2d9 100644 (file)
--- a/lib/md5.h
+++ b/lib/md5.h
@@ -20,6 +20,7 @@ void MD5Final(unsigned char digest[16], struct MD5Context *context);
 void MD5Transform(uint32 buf[4], uint32 const in[16]);
 
 int mdfile(char *fn, unsigned char *digest);
+int mdbinfile(char *fn, unsigned char *bindigest);
 
 /*
  * This is needed to make RSAREF happy on some MS-DOS compilers.

diff --git a/lib/md5sum.c b/lib/md5sum.c
index 1743e7d..dd20b70 100644 (file)
--- a/lib/md5sum.c
+++ b/lib/md5sum.c
@@ -49,3 +49,28 @@ int mdfile(char *fn, unsigned char *digest) {
 \r
     return 0;\r
 }\r
+
+int mdbinfile(char *fn, unsigned char *bindigest) {\r
+    unsigned char buf[1024];\r
+    FILE * fp;\r
+    MD5_CTX ctx;\r
+    int n;\r
+\r
+    fp = fopen(fn, "r");\r
+    if (!fp) {\r
+       return 1;\r
+    }\r
+\r
+    MD5Init(&ctx);\r
+    while ((n = fread(buf, 1, sizeof(buf), fp)) > 0)\r
+           MD5Update(&ctx, buf, n);\r
+    MD5Final(bindigest, &ctx);\r
+    if (ferror(fp)) {\r
+       fclose(fp);\r
+       return 1;\r
+    }\r
+\r
+    fclose(fp);\r
+\r
+    return 0;\r
+}\r