project_files/frontlib/md5/md5.c
author Wuzzy <Wuzzy2@mail.ru>
Sun, 07 Apr 2019 19:26:16 +0200
changeset 14755 ab7bf5036314
parent 10017 de822cd3df3a
permissions -rw-r--r--
Render mine timer if gear info is active
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
     1
/*
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
     2
  Copyright (C) 1999, 2000, 2002 Aladdin Enterprises.  All rights reserved.
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
     3
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
     4
  This software is provided 'as-is', without any express or implied
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
     5
  warranty.  In no event will the authors be held liable for any damages
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
     6
  arising from the use of this software.
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
     7
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
     8
  Permission is granted to anyone to use this software for any purpose,
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
     9
  including commercial applications, and to alter it and redistribute it
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    10
  freely, subject to the following restrictions:
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    11
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    12
  1. The origin of this software must not be misrepresented; you must not
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    13
     claim that you wrote the original software. If you use this software
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    14
     in a product, an acknowledgment in the product documentation would be
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    15
     appreciated but is not required.
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    16
  2. Altered source versions must be plainly marked as such, and must not be
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    17
     misrepresented as being the original software.
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    18
  3. This notice may not be removed or altered from any source distribution.
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    19
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    20
  L. Peter Deutsch
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    21
  ghost@aladdin.com
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    22
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    23
 */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    24
/* $Id: md5.c,v 1.6 2002/04/13 19:20:28 lpd Exp $ */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    25
/*
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    26
  Independent implementation of MD5 (RFC 1321).
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    27
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    28
  This code implements the MD5 Algorithm defined in RFC 1321, whose
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    29
  text is available at
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
    30
    http://www.ietf.org/rfc/rfc1321.txt
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    31
  The code is derived from the text of the RFC, including the test suite
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    32
  (section A.5) but excluding the rest of Appendix A.  It does not include
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    33
  any code or documentation that is identified in the RFC as being
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    34
  copyrighted.
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    35
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    36
  The original and principal author of md5.c is L. Peter Deutsch
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    37
  <ghost@aladdin.com>.  Other authors are noted in the change history
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    38
  that follows (in reverse chronological order):
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    39
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    40
  2002-04-13 lpd Clarified derivation from RFC 1321; now handles byte order
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
    41
    either statically or dynamically; added missing #include <string.h>
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
    42
    in library.
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    43
  2002-03-11 lpd Corrected argument list for main(), and added int return
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
    44
    type, in test program and T value program.
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    45
  2002-02-21 lpd Added missing #include <stdio.h> in test program.
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    46
  2000-07-03 lpd Patched to eliminate warnings about "constant is
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
    47
    unsigned in ANSI C, signed in traditional"; made test program
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
    48
    self-checking.
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    49
  1999-11-04 lpd Edited comments slightly for automatic TOC extraction.
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    50
  1999-10-18 lpd Fixed typo in header comment (ansi2knr rather than md5).
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    51
  1999-05-03 lpd Original version.
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    52
 */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    53
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    54
#include "md5.h"
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    55
#include <string.h>
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    56
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
    57
#undef BYTE_ORDER   /* 1 = big-endian, -1 = little-endian, 0 = unknown */
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    58
#ifdef ARCH_IS_BIG_ENDIAN
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    59
#  define BYTE_ORDER (ARCH_IS_BIG_ENDIAN ? 1 : -1)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    60
#else
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    61
#  define BYTE_ORDER 0
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    62
#endif
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    63
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    64
#define T_MASK ((md5_word_t)~0)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    65
#define T1 /* 0xd76aa478 */ (T_MASK ^ 0x28955b87)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    66
#define T2 /* 0xe8c7b756 */ (T_MASK ^ 0x173848a9)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    67
#define T3    0x242070db
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    68
#define T4 /* 0xc1bdceee */ (T_MASK ^ 0x3e423111)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    69
#define T5 /* 0xf57c0faf */ (T_MASK ^ 0x0a83f050)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    70
#define T6    0x4787c62a
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    71
#define T7 /* 0xa8304613 */ (T_MASK ^ 0x57cfb9ec)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    72
#define T8 /* 0xfd469501 */ (T_MASK ^ 0x02b96afe)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    73
#define T9    0x698098d8
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    74
#define T10 /* 0x8b44f7af */ (T_MASK ^ 0x74bb0850)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    75
#define T11 /* 0xffff5bb1 */ (T_MASK ^ 0x0000a44e)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    76
#define T12 /* 0x895cd7be */ (T_MASK ^ 0x76a32841)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    77
#define T13    0x6b901122
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    78
#define T14 /* 0xfd987193 */ (T_MASK ^ 0x02678e6c)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    79
#define T15 /* 0xa679438e */ (T_MASK ^ 0x5986bc71)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    80
#define T16    0x49b40821
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    81
#define T17 /* 0xf61e2562 */ (T_MASK ^ 0x09e1da9d)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    82
#define T18 /* 0xc040b340 */ (T_MASK ^ 0x3fbf4cbf)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    83
#define T19    0x265e5a51
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    84
#define T20 /* 0xe9b6c7aa */ (T_MASK ^ 0x16493855)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    85
#define T21 /* 0xd62f105d */ (T_MASK ^ 0x29d0efa2)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    86
#define T22    0x02441453
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    87
#define T23 /* 0xd8a1e681 */ (T_MASK ^ 0x275e197e)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    88
#define T24 /* 0xe7d3fbc8 */ (T_MASK ^ 0x182c0437)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    89
#define T25    0x21e1cde6
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    90
#define T26 /* 0xc33707d6 */ (T_MASK ^ 0x3cc8f829)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    91
#define T27 /* 0xf4d50d87 */ (T_MASK ^ 0x0b2af278)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    92
#define T28    0x455a14ed
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    93
#define T29 /* 0xa9e3e905 */ (T_MASK ^ 0x561c16fa)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    94
#define T30 /* 0xfcefa3f8 */ (T_MASK ^ 0x03105c07)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    95
#define T31    0x676f02d9
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    96
#define T32 /* 0x8d2a4c8a */ (T_MASK ^ 0x72d5b375)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    97
#define T33 /* 0xfffa3942 */ (T_MASK ^ 0x0005c6bd)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    98
#define T34 /* 0x8771f681 */ (T_MASK ^ 0x788e097e)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
    99
#define T35    0x6d9d6122
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   100
#define T36 /* 0xfde5380c */ (T_MASK ^ 0x021ac7f3)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   101
#define T37 /* 0xa4beea44 */ (T_MASK ^ 0x5b4115bb)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   102
#define T38    0x4bdecfa9
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   103
#define T39 /* 0xf6bb4b60 */ (T_MASK ^ 0x0944b49f)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   104
#define T40 /* 0xbebfbc70 */ (T_MASK ^ 0x4140438f)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   105
#define T41    0x289b7ec6
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   106
#define T42 /* 0xeaa127fa */ (T_MASK ^ 0x155ed805)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   107
#define T43 /* 0xd4ef3085 */ (T_MASK ^ 0x2b10cf7a)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   108
#define T44    0x04881d05
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   109
#define T45 /* 0xd9d4d039 */ (T_MASK ^ 0x262b2fc6)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   110
#define T46 /* 0xe6db99e5 */ (T_MASK ^ 0x1924661a)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   111
#define T47    0x1fa27cf8
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   112
#define T48 /* 0xc4ac5665 */ (T_MASK ^ 0x3b53a99a)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   113
#define T49 /* 0xf4292244 */ (T_MASK ^ 0x0bd6ddbb)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   114
#define T50    0x432aff97
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   115
#define T51 /* 0xab9423a7 */ (T_MASK ^ 0x546bdc58)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   116
#define T52 /* 0xfc93a039 */ (T_MASK ^ 0x036c5fc6)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   117
#define T53    0x655b59c3
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   118
#define T54 /* 0x8f0ccc92 */ (T_MASK ^ 0x70f3336d)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   119
#define T55 /* 0xffeff47d */ (T_MASK ^ 0x00100b82)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   120
#define T56 /* 0x85845dd1 */ (T_MASK ^ 0x7a7ba22e)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   121
#define T57    0x6fa87e4f
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   122
#define T58 /* 0xfe2ce6e0 */ (T_MASK ^ 0x01d3191f)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   123
#define T59 /* 0xa3014314 */ (T_MASK ^ 0x5cfebceb)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   124
#define T60    0x4e0811a1
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   125
#define T61 /* 0xf7537e82 */ (T_MASK ^ 0x08ac817d)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   126
#define T62 /* 0xbd3af235 */ (T_MASK ^ 0x42c50dca)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   127
#define T63    0x2ad7d2bb
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   128
#define T64 /* 0xeb86d391 */ (T_MASK ^ 0x14792c6e)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   129
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   130
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   131
static void
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   132
md5_process(md5_state_t *pms, const md5_byte_t *data /*[64]*/)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   133
{
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   134
    md5_word_t
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   135
    a = pms->abcd[0], b = pms->abcd[1],
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   136
    c = pms->abcd[2], d = pms->abcd[3];
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   137
    md5_word_t t;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   138
#if BYTE_ORDER > 0
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   139
    /* Define storage only for big-endian CPUs. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   140
    md5_word_t X[16];
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   141
#else
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   142
    /* Define storage for little-endian or both types of CPUs. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   143
    md5_word_t xbuf[16];
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   144
    const md5_word_t *X;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   145
#endif
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   146
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   147
    {
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   148
#if BYTE_ORDER == 0
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   149
    /*
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   150
     * Determine dynamically whether this is a big-endian or
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   151
     * little-endian machine, since we can use a more efficient
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   152
     * algorithm on the latter.
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   153
     */
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   154
    static const int w = 1;
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   155
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   156
    if (*((const md5_byte_t *)&w)) /* dynamic little-endian */
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   157
#endif
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   158
#if BYTE_ORDER <= 0     /* little-endian */
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   159
    {
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   160
        /*
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   161
         * On little-endian machines, we can process properly aligned
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   162
         * data without copying it.
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   163
         */
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   164
        if (!((data - (const md5_byte_t *)0) & 3)) {
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   165
        /* data are properly aligned */
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   166
        X = (const md5_word_t *)data;
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   167
        } else {
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   168
        /* not aligned */
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   169
        memcpy(xbuf, data, 64);
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   170
        X = xbuf;
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   171
        }
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   172
    }
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   173
#endif
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   174
#if BYTE_ORDER == 0
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   175
    else            /* dynamic big-endian */
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   176
#endif
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   177
#if BYTE_ORDER >= 0     /* big-endian */
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   178
    {
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   179
        /*
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   180
         * On big-endian machines, we must arrange the bytes in the
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   181
         * right order.
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   182
         */
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   183
        const md5_byte_t *xp = data;
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   184
        int i;
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   185
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   186
#  if BYTE_ORDER == 0
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   187
        X = xbuf;       /* (dynamic only) */
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   188
#  else
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   189
#    define xbuf X      /* (static only) */
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   190
#  endif
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   191
        for (i = 0; i < 16; ++i, xp += 4)
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   192
        xbuf[i] = xp[0] + (xp[1] << 8) + (xp[2] << 16) + (xp[3] << 24);
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   193
    }
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   194
#endif
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   195
    }
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   196
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   197
#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32 - (n))))
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   198
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   199
    /* Round 1. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   200
    /* Let [abcd k s i] denote the operation
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   201
       a = b + ((a + F(b,c,d) + X[k] + T[i]) <<< s). */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   202
#define F(x, y, z) (((x) & (y)) | (~(x) & (z)))
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   203
#define SET(a, b, c, d, k, s, Ti)\
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   204
  t = a + F(b,c,d) + X[k] + Ti;\
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   205
  a = ROTATE_LEFT(t, s) + b
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   206
    /* Do the following 16 operations. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   207
    SET(a, b, c, d,  0,  7,  T1);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   208
    SET(d, a, b, c,  1, 12,  T2);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   209
    SET(c, d, a, b,  2, 17,  T3);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   210
    SET(b, c, d, a,  3, 22,  T4);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   211
    SET(a, b, c, d,  4,  7,  T5);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   212
    SET(d, a, b, c,  5, 12,  T6);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   213
    SET(c, d, a, b,  6, 17,  T7);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   214
    SET(b, c, d, a,  7, 22,  T8);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   215
    SET(a, b, c, d,  8,  7,  T9);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   216
    SET(d, a, b, c,  9, 12, T10);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   217
    SET(c, d, a, b, 10, 17, T11);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   218
    SET(b, c, d, a, 11, 22, T12);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   219
    SET(a, b, c, d, 12,  7, T13);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   220
    SET(d, a, b, c, 13, 12, T14);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   221
    SET(c, d, a, b, 14, 17, T15);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   222
    SET(b, c, d, a, 15, 22, T16);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   223
#undef SET
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   224
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   225
     /* Round 2. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   226
     /* Let [abcd k s i] denote the operation
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   227
          a = b + ((a + G(b,c,d) + X[k] + T[i]) <<< s). */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   228
#define G(x, y, z) (((x) & (z)) | ((y) & ~(z)))
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   229
#define SET(a, b, c, d, k, s, Ti)\
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   230
  t = a + G(b,c,d) + X[k] + Ti;\
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   231
  a = ROTATE_LEFT(t, s) + b
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   232
     /* Do the following 16 operations. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   233
    SET(a, b, c, d,  1,  5, T17);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   234
    SET(d, a, b, c,  6,  9, T18);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   235
    SET(c, d, a, b, 11, 14, T19);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   236
    SET(b, c, d, a,  0, 20, T20);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   237
    SET(a, b, c, d,  5,  5, T21);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   238
    SET(d, a, b, c, 10,  9, T22);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   239
    SET(c, d, a, b, 15, 14, T23);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   240
    SET(b, c, d, a,  4, 20, T24);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   241
    SET(a, b, c, d,  9,  5, T25);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   242
    SET(d, a, b, c, 14,  9, T26);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   243
    SET(c, d, a, b,  3, 14, T27);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   244
    SET(b, c, d, a,  8, 20, T28);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   245
    SET(a, b, c, d, 13,  5, T29);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   246
    SET(d, a, b, c,  2,  9, T30);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   247
    SET(c, d, a, b,  7, 14, T31);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   248
    SET(b, c, d, a, 12, 20, T32);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   249
#undef SET
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   250
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   251
     /* Round 3. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   252
     /* Let [abcd k s t] denote the operation
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   253
          a = b + ((a + H(b,c,d) + X[k] + T[i]) <<< s). */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   254
#define H(x, y, z) ((x) ^ (y) ^ (z))
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   255
#define SET(a, b, c, d, k, s, Ti)\
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   256
  t = a + H(b,c,d) + X[k] + Ti;\
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   257
  a = ROTATE_LEFT(t, s) + b
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   258
     /* Do the following 16 operations. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   259
    SET(a, b, c, d,  5,  4, T33);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   260
    SET(d, a, b, c,  8, 11, T34);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   261
    SET(c, d, a, b, 11, 16, T35);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   262
    SET(b, c, d, a, 14, 23, T36);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   263
    SET(a, b, c, d,  1,  4, T37);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   264
    SET(d, a, b, c,  4, 11, T38);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   265
    SET(c, d, a, b,  7, 16, T39);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   266
    SET(b, c, d, a, 10, 23, T40);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   267
    SET(a, b, c, d, 13,  4, T41);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   268
    SET(d, a, b, c,  0, 11, T42);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   269
    SET(c, d, a, b,  3, 16, T43);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   270
    SET(b, c, d, a,  6, 23, T44);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   271
    SET(a, b, c, d,  9,  4, T45);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   272
    SET(d, a, b, c, 12, 11, T46);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   273
    SET(c, d, a, b, 15, 16, T47);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   274
    SET(b, c, d, a,  2, 23, T48);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   275
#undef SET
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   276
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   277
     /* Round 4. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   278
     /* Let [abcd k s t] denote the operation
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   279
          a = b + ((a + I(b,c,d) + X[k] + T[i]) <<< s). */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   280
#define I(x, y, z) ((y) ^ ((x) | ~(z)))
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   281
#define SET(a, b, c, d, k, s, Ti)\
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   282
  t = a + I(b,c,d) + X[k] + Ti;\
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   283
  a = ROTATE_LEFT(t, s) + b
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   284
     /* Do the following 16 operations. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   285
    SET(a, b, c, d,  0,  6, T49);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   286
    SET(d, a, b, c,  7, 10, T50);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   287
    SET(c, d, a, b, 14, 15, T51);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   288
    SET(b, c, d, a,  5, 21, T52);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   289
    SET(a, b, c, d, 12,  6, T53);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   290
    SET(d, a, b, c,  3, 10, T54);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   291
    SET(c, d, a, b, 10, 15, T55);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   292
    SET(b, c, d, a,  1, 21, T56);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   293
    SET(a, b, c, d,  8,  6, T57);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   294
    SET(d, a, b, c, 15, 10, T58);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   295
    SET(c, d, a, b,  6, 15, T59);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   296
    SET(b, c, d, a, 13, 21, T60);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   297
    SET(a, b, c, d,  4,  6, T61);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   298
    SET(d, a, b, c, 11, 10, T62);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   299
    SET(c, d, a, b,  2, 15, T63);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   300
    SET(b, c, d, a,  9, 21, T64);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   301
#undef SET
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   302
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   303
     /* Then perform the following additions. (That is increment each
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   304
        of the four registers by the value it had before this block
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   305
        was started.) */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   306
    pms->abcd[0] += a;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   307
    pms->abcd[1] += b;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   308
    pms->abcd[2] += c;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   309
    pms->abcd[3] += d;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   310
}
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   311
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   312
void
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   313
md5_init(md5_state_t *pms)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   314
{
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   315
    pms->count[0] = pms->count[1] = 0;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   316
    pms->abcd[0] = 0x67452301;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   317
    pms->abcd[1] = /*0xefcdab89*/ T_MASK ^ 0x10325476;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   318
    pms->abcd[2] = /*0x98badcfe*/ T_MASK ^ 0x67452301;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   319
    pms->abcd[3] = 0x10325476;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   320
}
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   321
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   322
void
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   323
md5_append(md5_state_t *pms, const md5_byte_t *data, int nbytes)
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   324
{
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   325
    const md5_byte_t *p = data;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   326
    int left = nbytes;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   327
    int offset = (pms->count[0] >> 3) & 63;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   328
    md5_word_t nbits = (md5_word_t)(nbytes << 3);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   329
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   330
    if (nbytes <= 0)
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   331
    return;
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   332
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   333
    /* Update the message length. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   334
    pms->count[1] += nbytes >> 29;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   335
    pms->count[0] += nbits;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   336
    if (pms->count[0] < nbits)
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   337
    pms->count[1]++;
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   338
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   339
    /* Process an initial partial block. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   340
    if (offset) {
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   341
    int copy = (offset + nbytes > 64 ? 64 - offset : nbytes);
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   342
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   343
    memcpy(pms->buf + offset, p, copy);
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   344
    if (offset + copy < 64)
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   345
        return;
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   346
    p += copy;
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   347
    left -= copy;
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   348
    md5_process(pms, pms->buf);
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   349
    }
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   350
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   351
    /* Process full blocks. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   352
    for (; left >= 64; p += 64, left -= 64)
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   353
    md5_process(pms, p);
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   354
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   355
    /* Process a final partial block. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   356
    if (left)
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   357
    memcpy(pms->buf, p, left);
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   358
}
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   359
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   360
void
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   361
md5_finish(md5_state_t *pms, md5_byte_t digest[16])
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   362
{
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   363
    static const md5_byte_t pad[64] = {
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   364
    0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   365
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   366
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   367
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   368
    };
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   369
    md5_byte_t data[8];
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   370
    int i;
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   371
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   372
    /* Save the length before padding. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   373
    for (i = 0; i < 8; ++i)
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   374
    data[i] = (md5_byte_t)(pms->count[i >> 2] >> ((i & 3) << 3));
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   375
    /* Pad to 56 bytes mod 64. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   376
    md5_append(pms, pad, ((55 - (pms->count[0] >> 3)) & 63) + 1);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   377
    /* Append the length. */
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   378
    md5_append(pms, data, 8);
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   379
    for (i = 0; i < 16; ++i)
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 7269
diff changeset
   380
    digest[i] = (md5_byte_t)(pms->abcd[i >> 2] >> ((i & 3) << 3));
7269
5b0aeef8ba2a More progress on the netplay part of the frontlib
Medo <smaxein@googlemail.com>
parents:
diff changeset
   381
}