changed names to follow camel style.

1999-09-06  bertrand  <Bertrand.Guiheneuf@aful.org>

	* camel/md5-utils.h:
	* camel/md5-utils.c:
	changed names to follow camel style.

`

svn path=/trunk/; revision=1184

1 files changed, 245 insertions, 254 deletions

diff --git a/camel/md5-utils.c b/camel/md5-utils.c
index 01a74ebe1d..468e67c9b1 100644
--- a/camel/md5-utils.c
+++ b/camel/md5-utils.c
@@ -1,3 +1,4 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
 /*
  * This code implements the MD5 message-digest algorithm.
  * The algorithm is due to Ron Rivest.  This code was
@@ -10,157 +11,168 @@
  * with every copy.
  *
  * To compute the message digest of a chunk of bytes, declare an
- * MD5Context structure, pass it to rpmMD5Init, call rpmMD5Update as
- * needed on buffers full of bytes, and then call rpmMD5Final, which
+ * MD5Context structure, pass it to md5_init, call md5_update as
+ * needed on buffers full of bytes, and then call md5_Final, which
  * will fill a supplied 16-byte array with the digest.
  */
 
+/* parts of this file are :
+ * Written March 1993 by Branko Lankester
+ * Modified June 1993 by Colin Plumb for altered md5.c.
+ * Modified October 1995 by Erik Troan for RPM
+ */
+
 
 #include "md5-utils.h"
+#include <stdio.h>
+
 
-static int _ie = 0x44332211;
-static union _endian { int i; char b[4]; } *_endian = (union _endian *)&_ie;
+static gint _ie = 0x44332211;
+static union _endian { gint i; gchar b[4]; } *_endian = (union _endian *)&_ie;
 #define	IS_BIG_ENDIAN()		(_endian->b[0] == '\x44')
 #define	IS_LITTLE_ENDIAN()	(_endian->b[0] == '\x11')
 
-void byteReverse(unsigned char *buf, unsigned longs);
 
 /*
  * Note: this code is harmless on little-endian machines.
  */
-void byteReverse(unsigned char *buf, unsigned longs)
+static void 
+_byte_reverse (guchar *buf, guint32 longs)
 {
-    uint32 t;
-    do {
-	t = (uint32) ((unsigned) buf[3] << 8 | buf[2]) << 16 |
-	    ((unsigned) buf[1] << 8 | buf[0]);
-	*(uint32 *) buf = t;
-	buf += 4;
-    } while (--longs);
+	guint32 t;
+	do {
+		t = (guint32) ((guint32) buf[3] << 8 | buf[2]) << 16 |
+			((guint32) buf[1] << 8 | buf[0]);
+		*(guint32 *) buf = t;
+		buf += 4;
+	} while (--longs);
 }
 
 /*
  * Start MD5 accumulation.  Set bit count to 0 and buffer to mysterious
  * initialization constants.
  */
-void rpmMD5Init(struct MD5Context *ctx, int brokenEndian)
+void md5_init (MD5Context *ctx)
 {
-    ctx->buf[0] = 0x67452301;
-    ctx->buf[1] = 0xefcdab89;
-    ctx->buf[2] = 0x98badcfe;
-    ctx->buf[3] = 0x10325476;
-
-    ctx->bits[0] = 0;
-    ctx->bits[1] = 0;
-
-    if (IS_BIG_ENDIAN()) {	/* XXX was ifdef WORDS_BIGENDIAN */
-	if (brokenEndian) {
-	    ctx->doByteReverse = 0;
-	} else {
-	    ctx->doByteReverse = 1;
-	}
-    } else {
-	ctx->doByteReverse = 0;
-    }
+	ctx->buf[0] = 0x67452301;
+	ctx->buf[1] = 0xefcdab89;
+	ctx->buf[2] = 0x98badcfe;
+	ctx->buf[3] = 0x10325476;
+	
+	ctx->bits[0] = 0;
+	ctx->bits[1] = 0;
+	
+	if (IS_BIG_ENDIAN())	
+		ctx->doByteReverse = 1;		
+	else 
+		ctx->doByteReverse = 0;	
 }
 
+
 /*
  * Update context to reflect the concatenation of another buffer full
  * of bytes.
  */
-void rpmMD5Update(struct MD5Context *ctx, unsigned char const *buf, unsigned len)
+void md5_update (MD5Context *ctx, const guchar *buf, guint32 len)
 {
-    uint32 t;
-
-    /* Update bitcount */
-
-    t = ctx->bits[0];
-    if ((ctx->bits[0] = t + ((uint32) len << 3)) < t)
-	ctx->bits[1]++;		/* Carry from low to high */
-    ctx->bits[1] += len >> 29;
-
-    t = (t >> 3) & 0x3f;	/* Bytes already in shsInfo->data */
-
-    /* Handle any leading odd-sized chunks */
+	guint32 t;
+	
+	/* Update bitcount */
+	
+	t = ctx->bits[0];
+	if ((ctx->bits[0] = t + ((guint32) len << 3)) < t)
+		ctx->bits[1]++;		/* Carry from low to high */
+	ctx->bits[1] += len >> 29;
+	
+	t = (t >> 3) & 0x3f;	/* Bytes already in shsInfo->data */
+	
+	/* Handle any leading odd-sized chunks */
+	
+	if (t) {
+		guchar *p = (guchar *) ctx->in + t;
+		
+		t = 64 - t;
+		if (len < t) {
+			memcpy (p, buf, len);
+			return;
+		}
+		memcpy (p, buf, t);
+		if (ctx->doByteReverse)
+			_byte_reverse (ctx->in, 16);
+		md5_transform (ctx->buf, (guint32 *) ctx->in);
+		buf += t;
+		len -= t;
+	}
+	/* Process data in 64-byte chunks */
+	
+	while (len >= 64) {
+		memcpy (ctx->in, buf, 64);
+		if (ctx->doByteReverse)
+			_byte_reverse (ctx->in, 16);
+		md5_transform (ctx->buf, (guint32 *) ctx->in);
+		buf += 64;
+		len -= 64;
+	}
+	
+	/* Handle any remaining bytes of data. */
+	
+	memcpy (ctx->in, buf, len);
+}
 
-    if (t) {
-	unsigned char *p = (unsigned char *) ctx->in + t;
 
-	t = 64 - t;
-	if (len < t) {
-	    memcpy(p, buf, len);
-	    return;
-	}
-	memcpy(p, buf, t);
-	if (ctx->doByteReverse)
-	    byteReverse(ctx->in, 16);
-	rpmMD5Transform(ctx->buf, (uint32 *) ctx->in);
-	buf += t;
-	len -= t;
-    }
-    /* Process data in 64-byte chunks */
-
-    while (len >= 64) {
-	memcpy(ctx->in, buf, 64);
-	if (ctx->doByteReverse)
-	    byteReverse(ctx->in, 16);
-	rpmMD5Transform(ctx->buf, (uint32 *) ctx->in);
-	buf += 64;
-	len -= 64;
-    }
 
-    /* Handle any remaining bytes of data. */
 
-    memcpy(ctx->in, buf, len);
-}
 
 /*
  * Final wrapup - pad to 64-byte boundary with the bit pattern 
  * 1 0* (64-bit count of bits processed, MSB-first)
  */
-void rpmMD5Final(unsigned char digest[16], struct MD5Context *ctx)
+void md5_final (guchar digest[16], MD5Context *ctx)
 {
-    unsigned count;
-    unsigned char *p;
-
-    /* Compute number of bytes mod 64 */
-    count = (ctx->bits[0] >> 3) & 0x3F;
+	guint32 count;
+	guchar *p;
+	
+	/* Compute number of bytes mod 64 */
+	count = (ctx->bits[0] >> 3) & 0x3F;
+	
+	/* Set the first char of padding to 0x80.  This is safe since there is
+	   always at least one byte free */
+	p = ctx->in + count;
+	*p++ = 0x80;
+	
+	/* Bytes of padding needed to make 64 bytes */
+	count = 64 - 1 - count;
+	
+	/* Pad out to 56 mod 64 */
+	if (count < 8) {
+		/* Two lots of padding:  Pad the first block to 64 bytes */
+		memset (p, 0, count);
+		if (ctx->doByteReverse)
+			_byte_reverse (ctx->in, 16);
+		md5_transform (ctx->buf, (guint32 *) ctx->in);
+		
+		/* Now fill the next block with 56 bytes */
+		memset (ctx->in, 0, 56);
+	} else {
+		/* Pad block to 56 bytes */
+		memset (p, 0, count - 8);
+	}
+	if (ctx->doByteReverse)
+		_byte_reverse (ctx->in, 14);
+	
+	/* Append length in bits and transform */
+	((guint32 *) ctx->in)[14] = ctx->bits[0];
+	((guint32 *) ctx->in)[15] = ctx->bits[1];
+	
+	md5_transform (ctx->buf, (guint32 *) ctx->in);
+	if (ctx->doByteReverse)
+		_byte_reverse ((guchar *) ctx->buf, 4);
+	memcpy (digest, ctx->buf, 16);
+	memset (ctx, 0, sizeof(ctx));	/* In case it's sensitive */
+}
 
-    /* Set the first char of padding to 0x80.  This is safe since there is
-       always at least one byte free */
-    p = ctx->in + count;
-    *p++ = 0x80;
 
-    /* Bytes of padding needed to make 64 bytes */
-    count = 64 - 1 - count;
 
-    /* Pad out to 56 mod 64 */
-    if (count < 8) {
-	/* Two lots of padding:  Pad the first block to 64 bytes */
-	memset(p, 0, count);
-	if (ctx->doByteReverse)
-	    byteReverse(ctx->in, 16);
-	rpmMD5Transform(ctx->buf, (uint32 *) ctx->in);
-
-	/* Now fill the next block with 56 bytes */
-	memset(ctx->in, 0, 56);
-    } else {
-	/* Pad block to 56 bytes */
-	memset(p, 0, count - 8);
-    }
-    if (ctx->doByteReverse)
-	byteReverse(ctx->in, 14);
-
-    /* Append length in bits and transform */
-    ((uint32 *) ctx->in)[14] = ctx->bits[0];
-    ((uint32 *) ctx->in)[15] = ctx->bits[1];
-
-    rpmMD5Transform(ctx->buf, (uint32 *) ctx->in);
-    if (ctx->doByteReverse)
-	byteReverse((unsigned char *) ctx->buf, 4);
-    memcpy(digest, ctx->buf, 16);
-    memset(ctx, 0, sizeof(ctx));	/* In case it's sensitive */
-}
 
 /* The four core functions - F1 is optimized somewhat */
 
@@ -176,163 +188,142 @@ void rpmMD5Final(unsigned char digest[16], struct MD5Context *ctx)
 
 /*
  * The core of the MD5 algorithm, this alters an existing MD5 hash to
- * reflect the addition of 16 longwords of new data.  rpmMD5Update blocks
+ * reflect the addition of 16 longwords of new data.  md5_Update blocks
  * the data and converts bytes into longwords for this routine.
  */
-void rpmMD5Transform(uint32 buf[4], uint32 const in[16])
+void md5_transform (guint32 buf[4], const guint32 in[16])
 {
-    register uint32 a, b, c, d;
-
-    a = buf[0];
-    b = buf[1];
-    c = buf[2];
-    d = buf[3];
-
-    MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7);
-    MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12);
-    MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17);
-    MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22);
-    MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7);
-    MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12);
-    MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17);
-    MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22);
-    MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7);
-    MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12);
-    MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17);
-    MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22);
-    MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7);
-    MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12);
-    MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17);
-    MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22);
-
-    MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5);
-    MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9);
-    MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14);
-    MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20);
-    MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5);
-    MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9);
-    MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14);
-    MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20);
-    MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5);
-    MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9);
-    MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14);
-    MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20);
-    MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5);
-    MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9);
-    MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14);
-    MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20);
-
-    MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4);
-    MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11);
-    MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16);
-    MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23);
-    MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4);
-    MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11);
-    MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16);
-    MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23);
-    MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4);
-    MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11);
-    MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16);
-    MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23);
-    MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4);
-    MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11);
-    MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16);
-    MD5STEP(F3, b, c, d, a, in[2] + 0xc4ac5665, 23);
-
-    MD5STEP(F4, a, b, c, d, in[0] + 0xf4292244, 6);
-    MD5STEP(F4, d, a, b, c, in[7] + 0x432aff97, 10);
-    MD5STEP(F4, c, d, a, b, in[14] + 0xab9423a7, 15);
-    MD5STEP(F4, b, c, d, a, in[5] + 0xfc93a039, 21);
-    MD5STEP(F4, a, b, c, d, in[12] + 0x655b59c3, 6);
-    MD5STEP(F4, d, a, b, c, in[3] + 0x8f0ccc92, 10);
-    MD5STEP(F4, c, d, a, b, in[10] + 0xffeff47d, 15);
-    MD5STEP(F4, b, c, d, a, in[1] + 0x85845dd1, 21);
-    MD5STEP(F4, a, b, c, d, in[8] + 0x6fa87e4f, 6);
-    MD5STEP(F4, d, a, b, c, in[15] + 0xfe2ce6e0, 10);
-    MD5STEP(F4, c, d, a, b, in[6] + 0xa3014314, 15);
-    MD5STEP(F4, b, c, d, a, in[13] + 0x4e0811a1, 21);
-    MD5STEP(F4, a, b, c, d, in[4] + 0xf7537e82, 6);
-    MD5STEP(F4, d, a, b, c, in[11] + 0xbd3af235, 10);
-    MD5STEP(F4, c, d, a, b, in[2] + 0x2ad7d2bb, 15);
-    MD5STEP(F4, b, c, d, a, in[9] + 0xeb86d391, 21);
-
-    buf[0] += a;
-    buf[1] += b;
-    buf[2] += c;
-    buf[3] += d;
+	register guint32 a, b, c, d;
+	
+	a = buf[0];
+	b = buf[1];
+	c = buf[2];
+	d = buf[3];
+	
+	MD5STEP (F1, a, b, c, d, in[0] + 0xd76aa478, 7);
+	MD5STEP (F1, d, a, b, c, in[1] + 0xe8c7b756, 12);
+	MD5STEP (F1, c, d, a, b, in[2] + 0x242070db, 17);
+	MD5STEP (F1, b, c, d, a, in[3] + 0xc1bdceee, 22);
+	MD5STEP (F1, a, b, c, d, in[4] + 0xf57c0faf, 7);
+	MD5STEP (F1, d, a, b, c, in[5] + 0x4787c62a, 12);
+	MD5STEP (F1, c, d, a, b, in[6] + 0xa8304613, 17);
+	MD5STEP (F1, b, c, d, a, in[7] + 0xfd469501, 22);
+	MD5STEP (F1, a, b, c, d, in[8] + 0x698098d8, 7);
+	MD5STEP (F1, d, a, b, c, in[9] + 0x8b44f7af, 12);
+	MD5STEP (F1, c, d, a, b, in[10] + 0xffff5bb1, 17);
+	MD5STEP (F1, b, c, d, a, in[11] + 0x895cd7be, 22);
+	MD5STEP (F1, a, b, c, d, in[12] + 0x6b901122, 7);
+	MD5STEP (F1, d, a, b, c, in[13] + 0xfd987193, 12);
+	MD5STEP (F1, c, d, a, b, in[14] + 0xa679438e, 17);
+	MD5STEP (F1, b, c, d, a, in[15] + 0x49b40821, 22);
+	
+	MD5STEP (F2, a, b, c, d, in[1] + 0xf61e2562, 5);
+	MD5STEP (F2, d, a, b, c, in[6] + 0xc040b340, 9);
+	MD5STEP (F2, c, d, a, b, in[11] + 0x265e5a51, 14);
+	MD5STEP (F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20);
+	MD5STEP (F2, a, b, c, d, in[5] + 0xd62f105d, 5);
+	MD5STEP (F2, d, a, b, c, in[10] + 0x02441453, 9);
+	MD5STEP (F2, c, d, a, b, in[15] + 0xd8a1e681, 14);
+	MD5STEP (F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20);
+	MD5STEP (F2, a, b, c, d, in[9] + 0x21e1cde6, 5);
+	MD5STEP (F2, d, a, b, c, in[14] + 0xc33707d6, 9);
+	MD5STEP (F2, c, d, a, b, in[3] + 0xf4d50d87, 14);
+	MD5STEP (F2, b, c, d, a, in[8] + 0x455a14ed, 20);
+	MD5STEP (F2, a, b, c, d, in[13] + 0xa9e3e905, 5);
+	MD5STEP (F2, d, a, b, c, in[2] + 0xfcefa3f8, 9);
+	MD5STEP (F2, c, d, a, b, in[7] + 0x676f02d9, 14);
+	MD5STEP (F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20);
+	
+	MD5STEP (F3, a, b, c, d, in[5] + 0xfffa3942, 4);
+	MD5STEP (F3, d, a, b, c, in[8] + 0x8771f681, 11);
+	MD5STEP (F3, c, d, a, b, in[11] + 0x6d9d6122, 16);
+	MD5STEP (F3, b, c, d, a, in[14] + 0xfde5380c, 23);
+	MD5STEP (F3, a, b, c, d, in[1] + 0xa4beea44, 4);
+	MD5STEP (F3, d, a, b, c, in[4] + 0x4bdecfa9, 11);
+	MD5STEP (F3, c, d, a, b, in[7] + 0xf6bb4b60, 16);
+	MD5STEP (F3, b, c, d, a, in[10] + 0xbebfbc70, 23);
+	MD5STEP (F3, a, b, c, d, in[13] + 0x289b7ec6, 4);
+	MD5STEP (F3, d, a, b, c, in[0] + 0xeaa127fa, 11);
+	MD5STEP (F3, c, d, a, b, in[3] + 0xd4ef3085, 16);
+	MD5STEP (F3, b, c, d, a, in[6] + 0x04881d05, 23);
+	MD5STEP (F3, a, b, c, d, in[9] + 0xd9d4d039, 4);
+	MD5STEP (F3, d, a, b, c, in[12] + 0xe6db99e5, 11);
+	MD5STEP (F3, c, d, a, b, in[15] + 0x1fa27cf8, 16);
+	MD5STEP (F3, b, c, d, a, in[2] + 0xc4ac5665, 23);
+	
+	MD5STEP (F4, a, b, c, d, in[0] + 0xf4292244, 6);
+	MD5STEP (F4, d, a, b, c, in[7] + 0x432aff97, 10);
+	MD5STEP (F4, c, d, a, b, in[14] + 0xab9423a7, 15);
+	MD5STEP (F4, b, c, d, a, in[5] + 0xfc93a039, 21);
+	MD5STEP (F4, a, b, c, d, in[12] + 0x655b59c3, 6);
+	MD5STEP (F4, d, a, b, c, in[3] + 0x8f0ccc92, 10);
+	MD5STEP (F4, c, d, a, b, in[10] + 0xffeff47d, 15);
+	MD5STEP (F4, b, c, d, a, in[1] + 0x85845dd1, 21);
+	MD5STEP (F4, a, b, c, d, in[8] + 0x6fa87e4f, 6);
+	MD5STEP (F4, d, a, b, c, in[15] + 0xfe2ce6e0, 10);
+	MD5STEP (F4, c, d, a, b, in[6] + 0xa3014314, 15);
+	MD5STEP (F4, b, c, d, a, in[13] + 0x4e0811a1, 21);
+	MD5STEP (F4, a, b, c, d, in[4] + 0xf7537e82, 6);
+	MD5STEP (F4, d, a, b, c, in[11] + 0xbd3af235, 10);
+	MD5STEP (F4, c, d, a, b, in[2] + 0x2ad7d2bb, 15);
+	MD5STEP (F4, b, c, d, a, in[9] + 0xeb86d391, 21);
+	
+	buf[0] += a;
+	buf[1] += b;
+	buf[2] += c;
+	buf[3] += d;
 }
 
 
 
 
 
-/*
- * md5sum.c	- Generate/check MD5 Message Digests
- *
- * Compile and link with md5.c.  If you don't have getopt() in your library
- * also include getopt.c.  For MSDOS you can also link with the wildcard
- * initialization function (wildargs.obj for Turbo C and setargv.obj for MSC)
- * so that you can use wildcards on the commandline.
- *
- * Written March 1993 by Branko Lankester
- * Modified June 1993 by Colin Plumb for altered md5.c.
- * Modified October 1995 by Erik Troan for RPM
- */
-
-#include <stdio.h>
-#include "md5.h"
-
-
-static int domd5(const char * fn, unsigned char * digest, int asAscii,
-		 int brokenEndian) {
-    unsigned char buf[1024];
-    unsigned char bindigest[16];
-    FILE * fp;
-    MD5_CTX ctx;
-    int n;
-
-    fp = fopen(fn, "r");
-    if (!fp) {
-	return 1;
-    }
-
-    rpmMD5Init(&ctx, brokenEndian);
-    while ((n = fread(buf, 1, sizeof(buf), fp)) > 0)
-	    rpmMD5Update(&ctx, buf, n);
-    rpmMD5Final(bindigest, &ctx);
-    if (ferror(fp)) {
-	fclose(fp);
-	return 1;
-    }
-
-    if (!asAscii) {
-	memcpy(digest, bindigest, 16);
-    } else {
-	sprintf(digest, "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x"
-			"%02x%02x%02x%02x%02x",
-		bindigest[0],  bindigest[1],  bindigest[2],  bindigest[3],
-		bindigest[4],  bindigest[5],  bindigest[6],  bindigest[7],
-		bindigest[8],  bindigest[9],  bindigest[10], bindigest[11],
-		bindigest[12], bindigest[13], bindigest[14], bindigest[15]);
-
-    }
-    fclose(fp);
-
-    return 0;
+static int md5_do (const gchar * fn, guchar * digest, gint asAscii) 
+{
+	guchar buf[1024];
+	guchar bindigest[16];
+	FILE * fp;
+	MD5Context ctx;
+	gint n;
+	
+	fp = fopen (fn, "r");
+	if (!fp) {
+		return 1;
+	}
+	
+	md5_init (&ctx);
+	while  ((n = fread (buf, 1, sizeof (buf), fp)) > 0)
+		md5_update (&ctx, buf, n);
+	md5_final (bindigest, &ctx);
+	if (ferror (fp)) {
+		fclose (fp);
+		return 1;
+	}
+	
+	if (!asAscii) {
+		memcpy (digest, bindigest, 16);
+	} else {
+		sprintf (digest, "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x"
+			 "%02x%02x%02x%02x%02x",
+			 bindigest[0],  bindigest[1],  bindigest[2],  bindigest[3],
+			 bindigest[4],  bindigest[5],  bindigest[6],  bindigest[7],
+			 bindigest[8],  bindigest[9],  bindigest[10], bindigest[11],
+			 bindigest[12], bindigest[13], bindigest[14], bindigest[15]);
+		
+	}
+	fclose (fp);
+	
+	return 0;
 }
 
-int mdbinfile(const char *fn, unsigned char *bindigest) {
-    return domd5(fn, bindigest, 0, 0);
+int md5_bin_file (const gchar *fn, guchar *bindigest) {
+	return md5_do (fn, bindigest, 0);
 }
 
-int mdbinfileBroken(const char *fn, unsigned char *bindigest) {
-    return domd5(fn, bindigest, 0, 1);
+int md5_file (const gchar *fn, guchar *digest) {
+	return md5_do (fn, digest, 1);
 }
 
-int mdfile(const char *fn, unsigned char *digest) {
-    return domd5(fn, digest, 1, 0);
-}
 
-int mdfileBroken(const char *fn, unsigned char *digest) {
-    return domd5(fn, digest, 1, 1);
-}
+
+