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apr_md4.h

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00001 /* ====================================================================
00002  * The Apache Software License, Version 1.1
00003  *
00004  * Copyright (c) 2001-2003 The Apache Software Foundation.  All rights
00005  * reserved.
00006  *
00007  * Redistribution and use in source and binary forms, with or without
00008  * modification, are permitted provided that the following conditions
00009  * are met:
00010  *
00011  * 1. Redistributions of source code must retain the above copyright
00012  *    notice, this list of conditions and the following disclaimer.
00013  *
00014  * 2. Redistributions in binary form must reproduce the above copyright
00015  *    notice, this list of conditions and the following disclaimer in
00016  *    the documentation and/or other materials provided with the
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00018  *
00019  * 3. The end-user documentation included with the redistribution,
00020  *    if any, must include the following acknowledgment:
00021  *       "This product includes software developed by the
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00023  *    Alternately, this acknowledgment may appear in the software itself,
00024  *    if and wherever such third-party acknowledgments normally appear.
00025  *
00026  * 4. The names "Apache" and "Apache Software Foundation" must
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00031  * 5. Products derived from this software may not be called "Apache",
00032  *    nor may "Apache" appear in their name, without prior written
00033  *    permission of the Apache Software Foundation.
00034  *
00035  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
00036  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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00040  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00041  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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00047  * ====================================================================
00048  *
00049  * This software consists of voluntary contributions made by many
00050  * individuals on behalf of the Apache Software Foundation.  For more
00051  * information on the Apache Software Foundation, please see
00052  * <http://www.apache.org/>.
00053  *
00054  * This is derived from material copyright RSA Data Security, Inc.
00055  * Their notice is reproduced below in its entirety.
00056  *
00057  * Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
00058  * rights reserved.
00059  *
00060  * License to copy and use this software is granted provided that it
00061  * is identified as the "RSA Data Security, Inc. MD4 Message-Digest
00062  * Algorithm" in all material mentioning or referencing this software
00063  * or this function.
00064  *
00065  * License is also granted to make and use derivative works provided
00066  * that such works are identified as "derived from the RSA Data
00067  * Security, Inc. MD4 Message-Digest Algorithm" in all material
00068  * mentioning or referencing the derived work.
00069  *
00070  * RSA Data Security, Inc. makes no representations concerning either
00071  * the merchantability of this software or the suitability of this
00072  * software for any particular purpose. It is provided "as is"
00073  * without express or implied warranty of any kind.
00074  *
00075  * These notices must be retained in any copies of any part of this
00076  * documentation and/or software.
00077  */
00078 
00079 #ifndef APR_MD4_H
00080 #define APR_MD4_H
00081 
00082 #include "apu.h"
00083 #include "apr_xlate.h"
00088 #ifdef __cplusplus
00089 extern "C" {
00090 #endif
00091 
00099 #define APR_MD4_DIGESTSIZE 16
00100 
00102 typedef struct apr_md4_ctx_t apr_md4_ctx_t;
00103 
00105 struct apr_md4_ctx_t {
00107     apr_uint32_t state[4];
00109     apr_uint32_t count[2];
00111     unsigned char buffer[64];
00112 #if APR_HAS_XLATE
00113 
00114     apr_xlate_t *xlate;
00115 #endif
00116 };
00117 
00122 APU_DECLARE(apr_status_t) apr_md4_init(apr_md4_ctx_t *context);
00123 
00124 #if APR_HAS_XLATE
00131 APU_DECLARE(apr_status_t) apr_md4_set_xlate(apr_md4_ctx_t *context,
00132                                             apr_xlate_t *xlate);
00133 #else
00134 #define apr_md4_set_xlate(context, xlate) APR_ENOTIMPL
00135 #endif
00136 
00144 APU_DECLARE(apr_status_t) apr_md4_update(apr_md4_ctx_t *context,
00145                                          const unsigned char *input,
00146                                          apr_size_t inputLen);
00147 
00154 APU_DECLARE(apr_status_t) apr_md4_final(
00155                                     unsigned char digest[APR_MD4_DIGESTSIZE],
00156                                     apr_md4_ctx_t *context);
00157 
00164 APU_DECLARE(apr_status_t) apr_md4(unsigned char digest[APR_MD4_DIGESTSIZE],
00165                                   const unsigned char *input,
00166                                   apr_size_t inputLen);
00167 
00169 #ifdef __cplusplus
00170 }
00171 #endif
00172 
00173 #endif /* !APR_MD4_H */

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