2 * This is work is derived from material Copyright RSA Data Security, Inc.
4 * The RSA copyright statement and Licence for that original material is
5 * included below. This is followed by the Apache copyright statement and
6 * licence for the modifications made to that material.
9 /* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
12 License to copy and use this software is granted provided that it
13 is identified as the "RSA Data Security, Inc. MD5 Message-Digest
14 Algorithm" in all material mentioning or referencing this software
17 License is also granted to make and use derivative works provided
18 that such works are identified as "derived from the RSA Data
19 Security, Inc. MD5 Message-Digest Algorithm" in all material
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22 RSA Data Security, Inc. makes no representations concerning either
23 the merchantability of this software or the suitability of this
24 software for any particular purpose. It is provided "as is"
25 without express or implied warranty of any kind.
27 These notices must be retained in any copies of any part of this
28 documentation and/or software.
31 /* Licensed to the Apache Software Foundation (ASF) under one or more
32 * contributor license agreements. See the NOTICE file distributed with
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34 * The ASF licenses this file to You under the Apache License, Version 2.0
35 * (the "License"); you may not use this file except in compliance with
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43 * See the License for the specific language governing permissions and
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51 #include "apr_xlate.h"
58 * @brief APR MD5 Routines
62 * @defgroup APR_MD5 MD5 Routines
67 /** The MD5 digest size */
68 #define APR_MD5_DIGESTSIZE 16
70 /** @see apr_md5_ctx_t */
71 typedef struct apr_md5_ctx_t apr_md5_ctx_t;
74 struct apr_md5_ctx_t {
76 apr_uint32_t state[4];
77 /** number of bits, modulo 2^64 (lsb first) */
78 apr_uint32_t count[2];
80 unsigned char buffer[64];
81 /** translation handle
82 * ignored if xlate is unsupported
88 * MD5 Initialize. Begins an MD5 operation, writing a new context.
89 * @param context The MD5 context to initialize.
91 APU_DECLARE(apr_status_t) apr_md5_init(apr_md5_ctx_t *context);
94 * MD5 translation setup. Provides the APR translation handle to be used
95 * for translating the content before calculating the digest.
96 * @param context The MD5 content to set the translation for.
97 * @param xlate The translation handle to use for this MD5 context
99 APU_DECLARE(apr_status_t) apr_md5_set_xlate(apr_md5_ctx_t *context,
103 * MD5 block update operation. Continue an MD5 message-digest operation,
104 * processing another message block, and updating the context.
105 * @param context The MD5 content to update.
106 * @param input next message block to update
107 * @param inputLen The length of the next message block
109 APU_DECLARE(apr_status_t) apr_md5_update(apr_md5_ctx_t *context,
111 apr_size_t inputLen);
114 * MD5 finalization. Ends an MD5 message-digest operation, writing the
115 * message digest and zeroing the context
116 * @param digest The final MD5 digest
117 * @param context The MD5 content we are finalizing.
119 APU_DECLARE(apr_status_t) apr_md5_final(unsigned char digest[APR_MD5_DIGESTSIZE],
120 apr_md5_ctx_t *context);
124 * @param digest The final MD5 digest
125 * @param input The message block to use
126 * @param inputLen The length of the message block
128 APU_DECLARE(apr_status_t) apr_md5(unsigned char digest[APR_MD5_DIGESTSIZE],
130 apr_size_t inputLen);
133 * Encode a password using an MD5 algorithm
134 * @param password The password to encode
135 * @param salt The salt string to use for the encoding
136 * @param result The string to store the encoded password in
137 * @param nbytes The size of the result buffer
139 APU_DECLARE(apr_status_t) apr_md5_encode(const char *password, const char *salt,
140 char *result, apr_size_t nbytes);
143 * Encode a password using the bcrypt algorithm
144 * @param password The password to encode
145 * @param count The cost of the encoding, possible values are 4 to 31
146 * @param salt Pointer to binary data to be used as salt for the encoding
147 * @param salt_len The size of the salt data (must be >= 16)
148 * @param out The string to store the encoded password in
149 * @param out_len The size of the result buffer (must be >= 61)
151 APU_DECLARE(apr_status_t) apr_bcrypt_encode(const char *pw,
153 const unsigned char *salt,
155 char *out, apr_size_t out_len);
158 * Validate hashes created by APR-supported algorithms: md5, bcrypt, and sha1.
159 * hashes created by crypt are supported only on platforms that provide
160 * crypt(3), so don't rely on that function unless you know that your
161 * application will be run only on platforms that support it. On platforms
162 * that don't support crypt(3), this falls back to a clear text string
164 * @param passwd The password to validate
165 * @param hash The password to validate against
167 APU_DECLARE(apr_status_t) apr_password_validate(const char *passwd,
176 #endif /* !APR_MD5_H */