From ee8093c3d24334fcd1db91e1d6ae9fa51ab6973c Mon Sep 17 00:00:00 2001
From: root <devnull@localhost>
Date: Thu, 20 Jun 1996 03:08:31 +0000
Subject: [PATCH] add mdbinfile() which is like mdfile() but it returns a
 binary MD5

CVS patchset: 655
CVS date: 1996/06/20 03:08:31
---
 lib/md5.h    |  1 +
 lib/md5sum.c | 25 +++++++++++++++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/lib/md5.h b/lib/md5.h
index b9035fd..2b4b2d9 100644
--- 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
--- a/lib/md5sum.c
+++ b/lib/md5sum.c
@@ -49,3 +49,28 @@ int mdfile(char *fn, unsigned char *digest) {
 
     return 0;
 }
+
+int mdbinfile(char *fn, unsigned char *bindigest) {
+    unsigned char buf[1024];
+    FILE * fp;
+    MD5_CTX ctx;
+    int n;
+
+    fp = fopen(fn, "r");
+    if (!fp) {
+	return 1;
+    }
+
+    MD5Init(&ctx);
+    while ((n = fread(buf, 1, sizeof(buf), fp)) > 0)
+	    MD5Update(&ctx, buf, n);
+    MD5Final(bindigest, &ctx);
+    if (ferror(fp)) {
+	fclose(fp);
+	return 1;
+    }
+
+    fclose(fp);
+
+    return 0;
+}
-- 
2.7.4