From 9d9f1bb15412e8630f301a2e8371f89b65c829f0 Mon Sep 17 00:00:00 2001
From: niklas <>
Date: Mon, 3 Jun 1996 22:20:37 +0000
Subject: [PATCH] Add md[245] routines in libc/md, remove md5 from libc/crypt. 
 Add $OpenBSD$

---
 src/lib/libc/crypt/Makefile.inc |   4 +-
 src/lib/libc/crypt/crypt.3      |   4 +-
 src/lib/libc/crypt/crypt.c      |   2 +-
 src/lib/libc/crypt/md5.h        |  42 -----
 src/lib/libc/crypt/md5c.c       | 313 --------------------------------
 src/lib/libc/crypt/md5crypt.c   |   6 +-
 src/lib/libc/crypt/morecrypt.c  |   2 +-
 7 files changed, 9 insertions(+), 364 deletions(-)
 delete mode 100644 src/lib/libc/crypt/md5.h
 delete mode 100644 src/lib/libc/crypt/md5c.c

diff --git a/src/lib/libc/crypt/Makefile.inc b/src/lib/libc/crypt/Makefile.inc
index 39ef7486..7b576e9e 100644
--- a/src/lib/libc/crypt/Makefile.inc
+++ b/src/lib/libc/crypt/Makefile.inc
@@ -1,8 +1,8 @@
-#	$Id: Makefile.inc,v 1.3 1996/05/30 02:36:32 deraadt Exp $
+#	$OpenBSD: Makefile.inc,v 1.4 1996/06/03 22:20:33 niklas Exp $
 
 .PATH: ${.CURDIR}/arch/${MACHINE_ARCH}/crypt ${.CURDIR}/crypt
 
-SRCS+=	crypt.c morecrypt.c md5crypt.c md5c.c
+SRCS+=	crypt.c morecrypt.c md5crypt.c
 
 MAN+=	crypt.3
 MLINKS+=crypt.3 encrypt.3 crypt.3 setkey.3 crypt.3 des_cipher.3
diff --git a/src/lib/libc/crypt/crypt.3 b/src/lib/libc/crypt/crypt.3
index 78a54b18..e08f6595 100644
--- a/src/lib/libc/crypt/crypt.3
+++ b/src/lib/libc/crypt/crypt.3
@@ -1,3 +1,5 @@
+.\" $OpenBSD: crypt.3,v 1.2 1996/06/03 22:20:34 niklas Exp $
+.\"
 .\" FreeSec: libcrypt
 .\"
 .\" Copyright (c) 1994 David Burren
@@ -27,8 +29,6 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$Id: crypt.3,v 1.1 1995/12/16 12:55:29 deraadt Exp $
-.\"
 .\" Manual page, using -mandoc macros
 .\"
 .Dd March 9, 1994
diff --git a/src/lib/libc/crypt/crypt.c b/src/lib/libc/crypt/crypt.c
index 521b6385..38b690d8 100644
--- a/src/lib/libc/crypt/crypt.c
+++ b/src/lib/libc/crypt/crypt.c
@@ -1,4 +1,4 @@
-/*	$Id: crypt.c,v 1.3 1996/03/25 22:31:45 tholo Exp $ */
+/*	$OpenBSD: crypt.c,v 1.4 1996/06/03 22:20:35 niklas Exp $	*/
 
 /*
  * FreeSec: libcrypt
diff --git a/src/lib/libc/crypt/md5.h b/src/lib/libc/crypt/md5.h
deleted file mode 100644
index da0c116c..00000000
--- a/src/lib/libc/crypt/md5.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/* MD5.H - header file for MD5C.C
- * $FreeBSD$
- */
-
-/* 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 for any 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.
- */
-
-#ifndef _MD5_H_
-#define _MD5_H_
-/* MD5 context. */
-typedef struct MD5Context {
-  unsigned long state[4];	/* state (ABCD) */
-  unsigned long count[2];	/* number of bits, modulo 2^64 (lsb first) */
-  unsigned char buffer[64];	/* input buffer */
-} MD5_CTX;
-
-void   MD5Init (MD5_CTX *);
-void   MD5Update (MD5_CTX *, const unsigned char *, unsigned int);
-void   MD5Final (unsigned char [16], MD5_CTX *);
-char * MD5End(MD5_CTX *, char *);
-char * MD5File(char *, char *);
-char * MD5Data(const unsigned char *, unsigned int, char *);
-#endif /* _MD5_H_ */
diff --git a/src/lib/libc/crypt/md5c.c b/src/lib/libc/crypt/md5c.c
deleted file mode 100644
index 5c35b5b5..00000000
--- a/src/lib/libc/crypt/md5c.c
+++ /dev/null
@@ -1,313 +0,0 @@
-/* MD5C.C - RSA Data Security, Inc., MD5 message-digest algorithm
- * $FreeBSD$
- */
-
-/* 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 for any 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.
- */
-
-#include "md5.h"
-#include <string.h>
-
-typedef unsigned char *POINTER;
-typedef unsigned short int UINT2;
-typedef unsigned long int UINT4;
-
-#define PROTO_LIST(list) list
-
-/* Constants for MD5Transform routine.
- */
-#define S11 7
-#define S12 12
-#define S13 17
-#define S14 22
-#define S21 5
-#define S22 9
-#define S23 14
-#define S24 20
-#define S31 4
-#define S32 11
-#define S33 16
-#define S34 23
-#define S41 6
-#define S42 10
-#define S43 15
-#define S44 21
-
-static void MD5Transform PROTO_LIST ((UINT4 [4], const unsigned char [64]));
-
-#ifdef i386
-#define Encode memcpy
-#define Decode memcpy
-#else /* i386 */
-/* Encodes input (UINT4) into output (unsigned char). Assumes len is
-  a multiple of 4.
- */
-static void Encode (output, input, len)
-unsigned char *output;
-UINT4 *input;
-unsigned int len;
-{
-  unsigned int i, j;
-
-  for (i = 0, j = 0; j < len; i++, j += 4) {
-    output[j] = (unsigned char)(input[i] & 0xff);
-    output[j+1] = (unsigned char)((input[i] >> 8) & 0xff);
-    output[j+2] = (unsigned char)((input[i] >> 16) & 0xff);
-    output[j+3] = (unsigned char)((input[i] >> 24) & 0xff);
-  }
-}
-
-/* Decodes input (unsigned char) into output (UINT4). Assumes len is
-  a multiple of 4.
- */
-static void Decode (output, input, len)
-UINT4 *output;
-const unsigned char *input;
-unsigned int len;
-{
-  unsigned int i, j;
-
-  for (i = 0, j = 0; j < len; i++, j += 4)
-    output[i] = ((UINT4)input[j]) | (((UINT4)input[j+1]) << 8) |
-    (((UINT4)input[j+2]) << 16) | (((UINT4)input[j+3]) << 24);
-}
-#endif /* i386 */
-
-static unsigned char PADDING[64] = {
-  0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-};
-
-/* F, G, H and I are basic MD5 functions.
- */
-#define F(x, y, z) (((x) & (y)) | ((~x) & (z)))
-#define G(x, y, z) (((x) & (z)) | ((y) & (~z)))
-#define H(x, y, z) ((x) ^ (y) ^ (z))
-#define I(x, y, z) ((y) ^ ((x) | (~z)))
-
-/* ROTATE_LEFT rotates x left n bits.
- */
-#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32-(n))))
-
-/* FF, GG, HH, and II transformations for rounds 1, 2, 3, and 4.
-Rotation is separate from addition to prevent recomputation.
- */
-#define FF(a, b, c, d, x, s, ac) { \
- (a) += F ((b), (c), (d)) + (x) + (UINT4)(ac); \
- (a) = ROTATE_LEFT ((a), (s)); \
- (a) += (b); \
-  }
-#define GG(a, b, c, d, x, s, ac) { \
- (a) += G ((b), (c), (d)) + (x) + (UINT4)(ac); \
- (a) = ROTATE_LEFT ((a), (s)); \
- (a) += (b); \
-  }
-#define HH(a, b, c, d, x, s, ac) { \
- (a) += H ((b), (c), (d)) + (x) + (UINT4)(ac); \
- (a) = ROTATE_LEFT ((a), (s)); \
- (a) += (b); \
-  }
-#define II(a, b, c, d, x, s, ac) { \
- (a) += I ((b), (c), (d)) + (x) + (UINT4)(ac); \
- (a) = ROTATE_LEFT ((a), (s)); \
- (a) += (b); \
-  }
-
-/* MD5 initialization. Begins an MD5 operation, writing a new context.
- */
-void MD5Init (context)
-MD5_CTX *context;                                        /* context */
-{
-  context->count[0] = context->count[1] = 0;
-  /* Load magic initialization constants.
-*/
-  context->state[0] = 0x67452301;
-  context->state[1] = 0xefcdab89;
-  context->state[2] = 0x98badcfe;
-  context->state[3] = 0x10325476;
-}
-
-/* MD5 block update operation. Continues an MD5 message-digest
-  operation, processing another message block, and updating the
-  context.
- */
-void MD5Update (context, input, inputLen)
-MD5_CTX *context;                                        /* context */
-const unsigned char *input;                                /* input block */
-unsigned int inputLen;                     /* length of input block */
-{
-  unsigned int i, index, partLen;
-
-  /* Compute number of bytes mod 64 */
-  index = (unsigned int)((context->count[0] >> 3) & 0x3F);
-
-  /* Update number of bits */
-  if ((context->count[0] += ((UINT4)inputLen << 3))
-   < ((UINT4)inputLen << 3))
- context->count[1]++;
-  context->count[1] += ((UINT4)inputLen >> 29);
-
-  partLen = 64 - index;
-
-  /* Transform as many times as possible.
-*/
-  if (inputLen >= partLen) {
- memcpy
-   ((POINTER)&context->buffer[index], (POINTER)input, partLen);
- MD5Transform (context->state, context->buffer);
-
- for (i = partLen; i + 63 < inputLen; i += 64)
-   MD5Transform (context->state, &input[i]);
-
- index = 0;
-  }
-  else
- i = 0;
-
-  /* Buffer remaining input */
-  memcpy
- ((POINTER)&context->buffer[index], (POINTER)&input[i],
-  inputLen-i);
-}
-
-/* MD5 finalization. Ends an MD5 message-digest operation, writing the
-  the message digest and zeroizing the context.
- */
-void MD5Final (digest, context)
-unsigned char digest[16];                         /* message digest */
-MD5_CTX *context;                                       /* context */
-{
-  unsigned char bits[8];
-  unsigned int index, padLen;
-
-  /* Save number of bits */
-  Encode (bits, context->count, 8);
-
-  /* Pad out to 56 mod 64.
-*/
-  index = (unsigned int)((context->count[0] >> 3) & 0x3f);
-  padLen = (index < 56) ? (56 - index) : (120 - index);
-  MD5Update (context, PADDING, padLen);
-
-  /* Append length (before padding) */
-  MD5Update (context, bits, 8);
-  /* Store state in digest */
-  Encode (digest, context->state, 16);
-
-  /* Zeroize sensitive information.
-*/
-  memset ((POINTER)context, 0, sizeof (*context));
-}
-
-/* MD5 basic transformation. Transforms state based on block.
- */
-static void MD5Transform (state, block)
-UINT4 state[4];
-const unsigned char block[64];
-{
-  UINT4 a = state[0], b = state[1], c = state[2], d = state[3], x[16];
-
-  Decode (x, block, 64);
-
-  /* Round 1 */
-  FF (a, b, c, d, x[ 0], S11, 0xd76aa478); /* 1 */
-  FF (d, a, b, c, x[ 1], S12, 0xe8c7b756); /* 2 */
-  FF (c, d, a, b, x[ 2], S13, 0x242070db); /* 3 */
-  FF (b, c, d, a, x[ 3], S14, 0xc1bdceee); /* 4 */
-  FF (a, b, c, d, x[ 4], S11, 0xf57c0faf); /* 5 */
-  FF (d, a, b, c, x[ 5], S12, 0x4787c62a); /* 6 */
-  FF (c, d, a, b, x[ 6], S13, 0xa8304613); /* 7 */
-  FF (b, c, d, a, x[ 7], S14, 0xfd469501); /* 8 */
-  FF (a, b, c, d, x[ 8], S11, 0x698098d8); /* 9 */
-  FF (d, a, b, c, x[ 9], S12, 0x8b44f7af); /* 10 */
-  FF (c, d, a, b, x[10], S13, 0xffff5bb1); /* 11 */
-  FF (b, c, d, a, x[11], S14, 0x895cd7be); /* 12 */
-  FF (a, b, c, d, x[12], S11, 0x6b901122); /* 13 */
-  FF (d, a, b, c, x[13], S12, 0xfd987193); /* 14 */
-  FF (c, d, a, b, x[14], S13, 0xa679438e); /* 15 */
-  FF (b, c, d, a, x[15], S14, 0x49b40821); /* 16 */
-
- /* Round 2 */
-  GG (a, b, c, d, x[ 1], S21, 0xf61e2562); /* 17 */
-  GG (d, a, b, c, x[ 6], S22, 0xc040b340); /* 18 */
-  GG (c, d, a, b, x[11], S23, 0x265e5a51); /* 19 */
-  GG (b, c, d, a, x[ 0], S24, 0xe9b6c7aa); /* 20 */
-  GG (a, b, c, d, x[ 5], S21, 0xd62f105d); /* 21 */
-  GG (d, a, b, c, x[10], S22,  0x2441453); /* 22 */
-  GG (c, d, a, b, x[15], S23, 0xd8a1e681); /* 23 */
-  GG (b, c, d, a, x[ 4], S24, 0xe7d3fbc8); /* 24 */
-  GG (a, b, c, d, x[ 9], S21, 0x21e1cde6); /* 25 */
-  GG (d, a, b, c, x[14], S22, 0xc33707d6); /* 26 */
-  GG (c, d, a, b, x[ 3], S23, 0xf4d50d87); /* 27 */
-  GG (b, c, d, a, x[ 8], S24, 0x455a14ed); /* 28 */
-  GG (a, b, c, d, x[13], S21, 0xa9e3e905); /* 29 */
-  GG (d, a, b, c, x[ 2], S22, 0xfcefa3f8); /* 30 */
-  GG (c, d, a, b, x[ 7], S23, 0x676f02d9); /* 31 */
-  GG (b, c, d, a, x[12], S24, 0x8d2a4c8a); /* 32 */
-
-  /* Round 3 */
-  HH (a, b, c, d, x[ 5], S31, 0xfffa3942); /* 33 */
-  HH (d, a, b, c, x[ 8], S32, 0x8771f681); /* 34 */
-  HH (c, d, a, b, x[11], S33, 0x6d9d6122); /* 35 */
-  HH (b, c, d, a, x[14], S34, 0xfde5380c); /* 36 */
-  HH (a, b, c, d, x[ 1], S31, 0xa4beea44); /* 37 */
-  HH (d, a, b, c, x[ 4], S32, 0x4bdecfa9); /* 38 */
-  HH (c, d, a, b, x[ 7], S33, 0xf6bb4b60); /* 39 */
-  HH (b, c, d, a, x[10], S34, 0xbebfbc70); /* 40 */
-  HH (a, b, c, d, x[13], S31, 0x289b7ec6); /* 41 */
-  HH (d, a, b, c, x[ 0], S32, 0xeaa127fa); /* 42 */
-  HH (c, d, a, b, x[ 3], S33, 0xd4ef3085); /* 43 */
-  HH (b, c, d, a, x[ 6], S34,  0x4881d05); /* 44 */
-  HH (a, b, c, d, x[ 9], S31, 0xd9d4d039); /* 45 */
-  HH (d, a, b, c, x[12], S32, 0xe6db99e5); /* 46 */
-  HH (c, d, a, b, x[15], S33, 0x1fa27cf8); /* 47 */
-  HH (b, c, d, a, x[ 2], S34, 0xc4ac5665); /* 48 */
-
-  /* Round 4 */
-  II (a, b, c, d, x[ 0], S41, 0xf4292244); /* 49 */
-  II (d, a, b, c, x[ 7], S42, 0x432aff97); /* 50 */
-  II (c, d, a, b, x[14], S43, 0xab9423a7); /* 51 */
-  II (b, c, d, a, x[ 5], S44, 0xfc93a039); /* 52 */
-  II (a, b, c, d, x[12], S41, 0x655b59c3); /* 53 */
-  II (d, a, b, c, x[ 3], S42, 0x8f0ccc92); /* 54 */
-  II (c, d, a, b, x[10], S43, 0xffeff47d); /* 55 */
-  II (b, c, d, a, x[ 1], S44, 0x85845dd1); /* 56 */
-  II (a, b, c, d, x[ 8], S41, 0x6fa87e4f); /* 57 */
-  II (d, a, b, c, x[15], S42, 0xfe2ce6e0); /* 58 */
-  II (c, d, a, b, x[ 6], S43, 0xa3014314); /* 59 */
-  II (b, c, d, a, x[13], S44, 0x4e0811a1); /* 60 */
-  II (a, b, c, d, x[ 4], S41, 0xf7537e82); /* 61 */
-  II (d, a, b, c, x[11], S42, 0xbd3af235); /* 62 */
-  II (c, d, a, b, x[ 2], S43, 0x2ad7d2bb); /* 63 */
-  II (b, c, d, a, x[ 9], S44, 0xeb86d391); /* 64 */
-
-  state[0] += a;
-  state[1] += b;
-  state[2] += c;
-  state[3] += d;
-
-  /* Zeroize sensitive information.
-*/
-  memset ((POINTER)x, 0, sizeof (x));
-}
-
diff --git a/src/lib/libc/crypt/md5crypt.c b/src/lib/libc/crypt/md5crypt.c
index 7872c368..f17a8d37 100644
--- a/src/lib/libc/crypt/md5crypt.c
+++ b/src/lib/libc/crypt/md5crypt.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: md5crypt.c,v 1.1 1996/05/30 02:36:33 deraadt Exp $ */
+/*	$OpenBSD: md5crypt.c,v 1.2 1996/06/03 22:20:37 niklas Exp $ */
 
 /*
  * ----------------------------------------------------------------------------
@@ -11,12 +11,12 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char rcsid[] = "$OpenBSD: md5crypt.c,v 1.1 1996/05/30 02:36:33 deraadt Exp $";
+static char rcsid[] = "$OpenBSD: md5crypt.c,v 1.2 1996/06/03 22:20:37 niklas Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <unistd.h>
 #include <stdio.h>
-#include "md5.h"
+#include <md5.h>
 
 static unsigned char itoa64[] =		/* 0 ... 63 => ascii - 64 */
 	"./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
diff --git a/src/lib/libc/crypt/morecrypt.c b/src/lib/libc/crypt/morecrypt.c
index 4b36ac79..f68e2fcc 100644
--- a/src/lib/libc/crypt/morecrypt.c
+++ b/src/lib/libc/crypt/morecrypt.c
@@ -1,4 +1,4 @@
-/*	$Id: morecrypt.c,v 1.4 1996/03/25 22:31:46 tholo Exp $ */
+/*	$OpenBSD: morecrypt.c,v 1.5 1996/06/03 22:20:37 niklas Exp $	*/
 
 /*
  * FreeSec: libcrypt