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From mt...@apache.org
Subject cvs commit: jakarta-tomcat-connectors/jk/native2/common jk_md5.c
Date Sat, 01 Nov 2003 14:46:13 GMT
mturk       2003/11/01 06:46:13

  Modified:    jk/native2/common jk_md5.c
  Log:
  Use the apr-uti md5.
  Removed some licence that I thought are irrelevant now.
  Please check...
  
  Revision  Changes    Path
  1.6       +15 -414   jakarta-tomcat-connectors/jk/native2/common/jk_md5.c
  
  Index: jk_md5.c
  ===================================================================
  RCS file: /home/cvs/jakarta-tomcat-connectors/jk/native2/common/jk_md5.c,v
  retrieving revision 1.5
  retrieving revision 1.6
  diff -u -r1.5 -r1.6
  --- jk_md5.c	25 Sep 2003 15:23:22 -0000	1.5
  +++ jk_md5.c	1 Nov 2003 14:46:13 -0000	1.6
  @@ -1,36 +1,3 @@
  -/*
  - * This is work is derived from material Copyright RSA Data Security, Inc.
  - *
  - * The RSA copyright statement and Licence for that original material is
  - * included below. This is followed by the Apache copyright statement and
  - * licence for the modifications made to that material.
  - */
  -
  -/* MD5C.C - RSA Data Security, Inc., MD5 message-digest algorithm
  - */
  -
  -/* 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.
  - */
  -
   /* ====================================================================
    * The Apache Software License, Version 1.1
    *
  @@ -89,17 +56,6 @@
    * University of Illinois, Urbana-Champaign.
    */
   
  -/*
  - * The ap_MD5Encode() routine uses much code obtained from the FreeBSD 3.0
  - * MD5 crypt() function, which is licenced as follows:
  - * ----------------------------------------------------------------------------
  - * "THE BEER-WARE LICENSE" (Revision 42):
  - * <phk@login.dknet.dk> wrote this file.  As long as you retain this notice you
  - * can do whatever you want with this stuff. If we meet some day, and you think
  - * this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
  - * ----------------------------------------------------------------------------
  - */
  -
   /***************************************************************************
    * Description: MD5 encoding wrapper                                       *
    * Author:      Henri Gomez <hgomez@apache.org>                            *
  @@ -109,11 +65,8 @@
   /*
    * JK MD5 Encoding function (jk_MD5Encode)
    *
  - * Jk delegate MD5 encoding to ap_MD5Encode when used in Apache Web-Server.
  - * When another web-server is used like NES/IIS, we should use corresponding calls.
  - * NES/IIS specialists will add the necessary code but until that, I reused the code
  - * from Apache HTTP server.
  - * 
  + * Use the APR_UTIL apr_md5
  + *
    * Nota: If you use an EBCDIC system without Apache, you'll have to use MD5 encoding
    * corresponding call or have a ebcdic2ascii() functions somewhere.
    * For example current AS/400 have MD5 encoding support APIs but olders not....
  @@ -122,6 +75,7 @@
   #include "jk_global.h"
   #include "jk_env.h"
   #include "jk_md5.h"
  +#include "apr_md5.h"
   
   char * JK_METHOD jk2_hextocstr(unsigned char *org, char * dst, int n)
   {
  @@ -139,375 +93,22 @@
       return (os);
   }
   
  -#ifndef USE_APACHE_MD5 
  -
  -/* Constants for jk2_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 jk2_MD5Transform(JK_UINT4 state[4], const unsigned char block[64]);
  -static void jk2_Encode(unsigned char *output, const JK_UINT4 *input, unsigned int len);
  -static void jk2_Decode(JK_UINT4 *output, const unsigned char *input, unsigned int len);
  -static void jk2_MD5Init(JK_MD5_CTX *context);
  -static void jk2_MD5Update(JK_MD5_CTX *context, const unsigned char *input, unsigned int
inputLen);
  -/*static void jk2_MD5Final(unsigned char digest[JK_MD5_DIGESTSIZE], JK_MD5_CTX *context);*/
  -
  -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) + (JK_UINT4)(ac); \
  - (a) = ROTATE_LEFT ((a), (s)); \
  - (a) += (b); \
  -  }
  -#define GG(a, b, c, d, x, s, ac) { \
  - (a) += G ((b), (c), (d)) + (x) + (JK_UINT4)(ac); \
  - (a) = ROTATE_LEFT ((a), (s)); \
  - (a) += (b); \
  -  }
  -#define HH(a, b, c, d, x, s, ac) { \
  - (a) += H ((b), (c), (d)) + (x) + (JK_UINT4)(ac); \
  - (a) = ROTATE_LEFT ((a), (s)); \
  - (a) += (b); \
  -  }
  -#define II(a, b, c, d, x, s, ac) { \
  - (a) += I ((b), (c), (d)) + (x) + (JK_UINT4)(ac); \
  - (a) = ROTATE_LEFT ((a), (s)); \
  - (a) += (b); \
  -  }
  -
  -/* MD5 initialization. Begins an MD5 operation, writing a new context.
  - */
  -static void jk2_MD5Init(JK_MD5_CTX *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.
  - */
  -static void jk2_MD5Update(JK_MD5_CTX *context, const unsigned char *input,
  -			      unsigned int inputLen)
  -{
  -    unsigned int i, idx, partLen;
  -
  -    /* Compute number of bytes mod 64 */
  -    idx = (unsigned int) ((context->count[0] >> 3) & 0x3F);
  -
  -    /* Update number of bits */
  -    if ((context->count[0] += ((JK_UINT4) inputLen << 3))
  -	< ((JK_UINT4) inputLen << 3)) {
  -	context->count[1]++;
  -    }
  -    context->count[1] += (JK_UINT4) inputLen >> 29;
  -
  -    partLen = 64 - idx;
  -
  -    /* Transform as many times as possible. */
  -#ifndef CHARSET_EBCDIC
  -    if (inputLen >= partLen) {
  -	memcpy(&context->buffer[idx], input, partLen);
  -	jk2_MD5Transform(context->state, context->buffer);
  -
  -	for (i = partLen; i + 63 < inputLen; i += 64) {
  -	    jk2_MD5Transform(context->state, &input[i]);
  -	}
  -
  -	idx = 0;
  -    }
  -    else {
  -	i = 0;
  -    }
  -
  -    /* Buffer remaining input */
  -    memcpy(&context->buffer[idx], &input[i], inputLen - i);
  -#else /*CHARSET_EBCDIC*/
  -    if (inputLen >= partLen) {
  -	ebcdic2ascii(&context->buffer[idx], input, partLen);
  -	jk2_MD5Transform(context->state, context->buffer);
  -
  -	for (i = partLen; i + 63 < inputLen; i += 64) {
  -	    unsigned char inp_tmp[64];
  -	    ebcdic2ascii(inp_tmp, &input[i], 64);
  -	    jk2_MD5Transform(context->state, inp_tmp);
  -	}
  -
  -	idx = 0;
  -    }
  -    else {
  -	i = 0;
  -    }
  -
  -    /* Buffer remaining input */
  -    ebcdic2ascii(&context->buffer[idx], &input[i], inputLen - i);
  -#endif /*CHARSET_EBCDIC*/
  -}
  -
  -/* MD5 finalization. Ends an MD5 message-digest operation, writing the
  -   the message digest and zeroizing the context.
  - */
  -void JK_METHOD jk2_MD5Final(unsigned char digest[16], JK_MD5_CTX *context)
  -{
  -    unsigned char bits[8];
  -    unsigned int idx, padLen;
  -
  -
  -    /* Save number of bits */
  -    jk2_Encode(bits, context->count, 8);
  -
  -#ifdef CHARSET_EBCDIC
  -    /* XXX: @@@: In order to make this no more complex than necessary,
  -     * this kludge converts the bits[] array using the ascii-to-ebcdic
  -     * table, because the following jk2_MD5Update() re-translates
  -     * its input (ebcdic-to-ascii).
  -     * Otherwise, we would have to pass a "conversion" flag to jk2_MD5Update()
  -     */
  -    ascii2ebcdic(bits,bits,8);
  -
  -    /* Since everything is converted to ascii within jk2_MD5Update(), 
  -     * the initial 0x80 (PADDING[0]) must be stored as 0x20 
  -     */
  -    ascii2ebcdic(PADDING,PADDING,1);
  -#endif /*CHARSET_EBCDIC*/
  -
  -    /* Pad out to 56 mod 64. */
  -    idx = (unsigned int) ((context->count[0] >> 3) & 0x3f);
  -    padLen = (idx < 56) ? (56 - idx) : (120 - idx);
  -    jk2_MD5Update(context, (const unsigned char *)PADDING, padLen);
  -
  -    /* Append length (before padding) */
  -    jk2_MD5Update(context, (const unsigned char *)bits, 8);
  -
  -    /* Store state in digest */
  -    jk2_Encode(digest, context->state, 16);
  -
  -    /* Zeroize sensitive information. */
  -    memset(context, 0, sizeof(*context));
  -}
  -
  -/* MD5 basic transformation. Transforms state based on block. */
  -static void jk2_MD5Transform(JK_UINT4 state[4], const unsigned char block[64])
  -{
  -    JK_UINT4 a = state[0], b = state[1], c = state[2], d = state[3], x[16];
  -
  -    jk2_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(x, 0, sizeof(x));
  -}
  -
  -/* Encodes input (JK_UINT4) into output (unsigned char). Assumes len is
  -   a multiple of 4.
  - */
  -static void jk2_Encode(unsigned char *output, const JK_UINT4 *input, unsigned int len)
  -{
  -    unsigned int i, j;
  -    JK_UINT4 k;
  -
  -    for (i = 0, j = 0; j < len; i++, j += 4) {
  -	k = input[i];
  -	output[j] = (unsigned char) (k & 0xff);
  -	output[j + 1] = (unsigned char) ((k >> 8) & 0xff);
  -	output[j + 2] = (unsigned char) ((k >> 16) & 0xff);
  -	output[j + 3] = (unsigned char) ((k >> 24) & 0xff);
  -    }
  -}
  -
  -/* Decodes input (unsigned char) into output (JK_UINT4). Assumes len is
  - * a multiple of 4.
  - */
  -static void jk2_Decode(JK_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] = ((JK_UINT4) input[j]) | (((JK_UINT4) input[j + 1]) << 8) |
  -	    (((JK_UINT4) input[j + 2]) << 16) | (((JK_UINT4) input[j + 3]) << 24);
  -}
  -
  -/*
  - * The following MD5 password encryption code was largely borrowed from
  - * the FreeBSD 3.0 /usr/src/lib/libcrypt/crypt.c file, which is
  - * licenced as stated at the top of this file.
  - */
  -static void jk2_to64(char *s, unsigned long v, int n)
  -{
  -    static unsigned char itoa64[] =         /* 0 ... 63 => ASCII - 64 */
  -	"./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
  -
  -    while (--n >= 0) {
  -	*s++ = itoa64[v&0x3f];
  -	v >>= 6;
  -    }
  -}
  -
   char * JK_METHOD jk2_md5(const unsigned char *org, const unsigned char *org2, char *dst)
   {
  -	JK_MD5_CTX  ctx;
  -	char		buf[JK_MD5_DIGESTSIZE + 1];
  -
  -    jk2_MD5Init(&ctx);
  -    jk2_MD5Update(&ctx, org, strlen((const char *)org));
  -
  -	if (org2 != NULL)
  -		jk2_MD5Update(&ctx, org2, strlen((const char *)org2));
  +    apr_md5_ctx_t ctx;
  +    char          buf[JK_MD5_DIGESTSIZE + 1];
   
  -    jk2_MD5Final((unsigned char *)buf, &ctx);
  -	return (jk2_hextocstr((unsigned char *)buf, dst, JK_MD5_DIGESTSIZE));
  -}
  -
  -#else /* USE_APACHE_MD5 */
  -
  -#include "httpd.h"
  -#include "http_config.h"
  -
  -#ifdef STANDARD20_MODULE_STUFF
  -
  -#include "apr_md5.h"
  -#define  AP_MD5_CTX 	apr_md5_ctx_t
  -#define  ap_MD5Init 	apr_md5_init
  -#define  ap_MD5Update 	apr_md5_update
  -#define  ap_MD5Final 	apr_md5_final
  -
  -#else /* STANDARD20_MODULE_STUFF */
  -
  -#include "ap_md5.h"
  -
  -#endif /* STANDARD20_MODULE_STUFF */
  -
  -char * JK_METHOD jk2_md5(const unsigned char *org, const unsigned char *org2, char *dst)
  -{
  -	AP_MD5_CTX ctx;
  -	char	   buf[JK_MD5_DIGESTSIZE + 1];
  +    apr_md5_init(&ctx);
  +    apr_md5_update(&ctx, org, strlen(org));
   
  -    ap_MD5Init(&ctx);
  -    ap_MD5Update(&ctx, org, strlen(org));
  +    if (org2 != NULL)
  +        apr_md5_update(&ctx, org2, strlen(org2));
   
  -	if (org2 != NULL)
  -		ap_MD5Update(&ctx, org2, strlen(org2));
  +    apr_md5_final(buf, &ctx);
   
  -    ap_MD5Final(buf, &ctx);
  -	return (jk2_hextocstr(buf, dst, JK_MD5_DIGESTSIZE));
  +    return (jk2_hextocstr(buf, dst, JK_MD5_DIGESTSIZE));
   }
   
  -#endif /* USE_APACHE_MD5 */
   
   /* Test values:
    * ""                  D4 1D 8C D9 8F 00 B2 04  E9 80 09 98 EC F8 42 7E
  @@ -521,10 +122,10 @@
   
   main(int argc, char ** argv)
   {
  -	char xxx[(2 * JK_MD5_DIGESTSIZE) + 1];
  +    char xxx[(2 * JK_MD5_DIGESTSIZE) + 1];
   
  -	if (argc > 1)
  -		printf("%s => %s\n", argv[1], jk2_md5(argv[1], NULL, xxx));
  +    if (argc > 1)
  +        printf("%s => %s\n", argv[1], jk2_md5(argv[1], NULL, xxx));
   }
   
   #endif 
  
  
  

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