From 2f9ae0f8ac8610e13ced184847b57b87fe5db580 Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@felloff.net>
Date: Sat, 23 Nov 2013 01:05:33 +0100
Subject: removing (outdated) drawterm

drawterm is much better maintained by russ cox,
so removing this outdated copy.

for a more recent version, go to:

http://swtch.com/drawterm/
---
 sys/src/cmd/unix/drawterm/libsec/md5.c | 147 ---------------------------------
 1 file changed, 147 deletions(-)
 delete mode 100644 sys/src/cmd/unix/drawterm/libsec/md5.c

(limited to 'sys/src/cmd/unix/drawterm/libsec/md5.c')

diff --git a/sys/src/cmd/unix/drawterm/libsec/md5.c b/sys/src/cmd/unix/drawterm/libsec/md5.c
deleted file mode 100644
index 1d5794463..000000000
--- a/sys/src/cmd/unix/drawterm/libsec/md5.c
+++ /dev/null
@@ -1,147 +0,0 @@
-#include "os.h"
-#include <libsec.h>
-
-/*
- *  rfc1321 requires that I include this.  The code is new.  The constants
- *  all come from the rfc (hence the copyright).  We trade a table for the
- *  macros in rfc.  The total size is a lot less. -- presotto
- *
- *	Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
- *	rights reserved.
- *
- *	License to copy and use this software is granted provided that it
- *	is identified as the "RSA Data Security, Inc. MD5 Message-Digest
- *	Algorithm" in all material mentioning or referencing this software
- *	or this function.
- *
- *	License is also granted to make and use derivative works provided
- *	that such works are identified as "derived from the RSA Data
- *	Security, Inc. MD5 Message-Digest Algorithm" in all material
- *	mentioning or referencing the derived work.
- *
- *	RSA Data Security, Inc. makes no representations concerning either
- *	the merchantability of this software or the suitability of this
- *	software forany particular purpose. It is provided "as is"
- *	without express or implied warranty of any kind.
- *	These notices must be retained in any copies of any part of this
- *	documentation and/or software.
- */
-
-static void encode(uchar*, u32int*, ulong);
-
-extern void _md5block(uchar*, ulong, u32int*);
-
-MD5state*
-md5(uchar *p, ulong len, uchar *digest, MD5state *s)
-{
-	u32int x[16];
-	uchar buf[128];
-	int i;
-	uchar *e;
-
-	if(s == nil){
-		s = malloc(sizeof(*s));
-		if(s == nil)
-			return nil;
-		memset(s, 0, sizeof(*s));
-		s->malloced = 1;
-	}
-
-	if(s->seeded == 0){
-		/* seed the state, these constants would look nicer big-endian */
-		s->state[0] = 0x67452301;
-		s->state[1] = 0xefcdab89;
-		s->state[2] = 0x98badcfe;
-		s->state[3] = 0x10325476;
-		s->seeded = 1;
-	}
-
-	/* fill out the partial 64 byte block from previous calls */
-	if(s->blen){
-		i = 64 - s->blen;
-		if(len < i)
-			i = len;
-		memmove(s->buf + s->blen, p, i);
-		len -= i;
-		s->blen += i;
-		p += i;
-		if(s->blen == 64){
-			_md5block(s->buf, s->blen, s->state);
-			s->len += s->blen;
-			s->blen = 0;
-		}
-	}
-
-	/* do 64 byte blocks */
-	i = len & ~0x3f;
-	if(i){
-		_md5block(p, i, s->state);
-		s->len += i;
-		len -= i;
-		p += i;
-	}
-
-	/* save the left overs if not last call */
-	if(digest == 0){
-		if(len){
-			memmove(s->buf, p, len);
-			s->blen += len;
-		}
-		return s;
-	}
-
-	/*
-	 *  this is the last time through, pad what's left with 0x80,
-	 *  0's, and the input count to create a multiple of 64 bytes
-	 */
-	if(s->blen){
-		p = s->buf;
-		len = s->blen;
-	} else {
-		memmove(buf, p, len);
-		p = buf;
-	}
-	s->len += len;
-	e = p + len;
-	if(len < 56)
-		i = 56 - len;
-	else
-		i = 120 - len;
-	memset(e, 0, i);
-	*e = 0x80;
-	len += i;
-
-	/* append the count */
-	x[0] = s->len<<3;
-	x[1] = s->len>>29;
-	encode(p+len, x, 8);
-
-	/* digest the last part */
-	_md5block(p, len+8, s->state);
-	s->len += len;
-
-	/* return result and free state */
-	encode(digest, s->state, MD5dlen);
-	if(s->malloced == 1)
-		free(s);
-	return nil;
-}
-
-/*
- *	encodes input (u32int) into output (uchar). Assumes len is
- *	a multiple of 4.
- */
-static void
-encode(uchar *output, u32int *input, ulong len)
-{
-	u32int x;
-	uchar *e;
-
-	for(e = output + len; output < e;) {
-		x = *input++;
-		*output++ = x;
-		*output++ = x >> 8;
-		*output++ = x >> 16;
-		*output++ = x >> 24;
-	}
-}
-- 
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