2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 * MD4 low level APIs are deprecated for public use, but still ok for
14 #include "internal/deprecated.h"
17 #include <openssl/opensslv.h>
18 #include "md4_local.h"
21 * Implemented from RFC1186 The MD4 Message-Digest Algorithm
24 #define INIT_DATA_A (unsigned long)0x67452301L
25 #define INIT_DATA_B (unsigned long)0xefcdab89L
26 #define INIT_DATA_C (unsigned long)0x98badcfeL
27 #define INIT_DATA_D (unsigned long)0x10325476L
29 int MD4_Init(MD4_CTX *c)
31 memset(c, 0, sizeof(*c));
39 #ifndef md4_block_data_order
43 void md4_block_data_order(MD4_CTX *c, const void *data_, size_t num)
45 const unsigned char *data = data_;
46 register unsigned MD32_REG_T A, B, C, D, l;
48 /* See comment in crypto/sha/sha_local.h for details. */
49 unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7,
50 XX8, XX9, XX10, XX11, XX12, XX13, XX14, XX15;
53 MD4_LONG XX[MD4_LBLOCK];
63 (void)HOST_c2l(data, l);
65 (void)HOST_c2l(data, l);
68 R0(A, B, C, D, X(0), 3, 0);
69 (void)HOST_c2l(data, l);
71 R0(D, A, B, C, X(1), 7, 0);
72 (void)HOST_c2l(data, l);
74 R0(C, D, A, B, X(2), 11, 0);
75 (void)HOST_c2l(data, l);
77 R0(B, C, D, A, X(3), 19, 0);
78 (void)HOST_c2l(data, l);
80 R0(A, B, C, D, X(4), 3, 0);
81 (void)HOST_c2l(data, l);
83 R0(D, A, B, C, X(5), 7, 0);
84 (void)HOST_c2l(data, l);
86 R0(C, D, A, B, X(6), 11, 0);
87 (void)HOST_c2l(data, l);
89 R0(B, C, D, A, X(7), 19, 0);
90 (void)HOST_c2l(data, l);
92 R0(A, B, C, D, X(8), 3, 0);
93 (void)HOST_c2l(data, l);
95 R0(D, A, B, C, X(9), 7, 0);
96 (void)HOST_c2l(data, l);
98 R0(C, D, A, B, X(10), 11, 0);
99 (void)HOST_c2l(data, l);
101 R0(B, C, D, A, X(11), 19, 0);
102 (void)HOST_c2l(data, l);
104 R0(A, B, C, D, X(12), 3, 0);
105 (void)HOST_c2l(data, l);
107 R0(D, A, B, C, X(13), 7, 0);
108 (void)HOST_c2l(data, l);
110 R0(C, D, A, B, X(14), 11, 0);
111 R0(B, C, D, A, X(15), 19, 0);
113 R1(A, B, C, D, X(0), 3, 0x5A827999L);
114 R1(D, A, B, C, X(4), 5, 0x5A827999L);
115 R1(C, D, A, B, X(8), 9, 0x5A827999L);
116 R1(B, C, D, A, X(12), 13, 0x5A827999L);
117 R1(A, B, C, D, X(1), 3, 0x5A827999L);
118 R1(D, A, B, C, X(5), 5, 0x5A827999L);
119 R1(C, D, A, B, X(9), 9, 0x5A827999L);
120 R1(B, C, D, A, X(13), 13, 0x5A827999L);
121 R1(A, B, C, D, X(2), 3, 0x5A827999L);
122 R1(D, A, B, C, X(6), 5, 0x5A827999L);
123 R1(C, D, A, B, X(10), 9, 0x5A827999L);
124 R1(B, C, D, A, X(14), 13, 0x5A827999L);
125 R1(A, B, C, D, X(3), 3, 0x5A827999L);
126 R1(D, A, B, C, X(7), 5, 0x5A827999L);
127 R1(C, D, A, B, X(11), 9, 0x5A827999L);
128 R1(B, C, D, A, X(15), 13, 0x5A827999L);
130 R2(A, B, C, D, X(0), 3, 0x6ED9EBA1L);
131 R2(D, A, B, C, X(8), 9, 0x6ED9EBA1L);
132 R2(C, D, A, B, X(4), 11, 0x6ED9EBA1L);
133 R2(B, C, D, A, X(12), 15, 0x6ED9EBA1L);
134 R2(A, B, C, D, X(2), 3, 0x6ED9EBA1L);
135 R2(D, A, B, C, X(10), 9, 0x6ED9EBA1L);
136 R2(C, D, A, B, X(6), 11, 0x6ED9EBA1L);
137 R2(B, C, D, A, X(14), 15, 0x6ED9EBA1L);
138 R2(A, B, C, D, X(1), 3, 0x6ED9EBA1L);
139 R2(D, A, B, C, X(9), 9, 0x6ED9EBA1L);
140 R2(C, D, A, B, X(5), 11, 0x6ED9EBA1L);
141 R2(B, C, D, A, X(13), 15, 0x6ED9EBA1L);
142 R2(A, B, C, D, X(3), 3, 0x6ED9EBA1L);
143 R2(D, A, B, C, X(11), 9, 0x6ED9EBA1L);
144 R2(C, D, A, B, X(7), 11, 0x6ED9EBA1L);
145 R2(B, C, D, A, X(15), 15, 0x6ED9EBA1L);