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apr_sha1.h

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00001 /* ====================================================================
00002  * The Apache Software License, Version 1.1
00003  *
00004  * Copyright (c) 2000-2003 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
00017  *    distribution.
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
00027  *    not be used to endorse or promote products derived from this
00028  *    software without prior written permission. For written
00029  *    permission, please contact apache@apache.org.
00030  *
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
00037  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00038  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
00039  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  * NIST Secure Hash Algorithm
00055  *      heavily modified by Uwe Hollerbach uh@alumni.caltech edu
00056  *      from Peter C. Gutmann's implementation as found in
00057  *      Applied Cryptography by Bruce Schneier
00058  *      This code is hereby placed in the public domain
00059  */
00060 
00061 #ifndef APR_SHA1_H
00062 #define APR_SHA1_H
00063 
00064 #include "apu.h"
00065 #include "apr_general.h"
00066 
00067 #ifdef __cplusplus
00068 extern "C" {
00069 #endif
00070 
00077 #define APR_SHA1_DIGESTSIZE 20
00078 
00083 #define APR_SHA1PW_ID "{SHA}"
00084 
00086 #define APR_SHA1PW_IDLEN 5
00087 
00089 typedef struct apr_sha1_ctx_t apr_sha1_ctx_t;
00090 
00094 struct apr_sha1_ctx_t {
00096     apr_uint32_t digest[5];
00098     apr_uint32_t count_lo, count_hi;
00100     apr_uint32_t data[16];
00102     int local;
00103 };
00104 
00120 APU_DECLARE(void) apr_sha1_base64(const char *clear, int len, char *out);
00121 
00126 APU_DECLARE(void) apr_sha1_init(apr_sha1_ctx_t *context);
00127 
00134 APU_DECLARE(void) apr_sha1_update(apr_sha1_ctx_t *context, const char *input,
00135                                 unsigned int inputLen);
00136 
00143 APU_DECLARE(void) apr_sha1_update_binary(apr_sha1_ctx_t *context,
00144                                        const unsigned char *input,
00145                                        unsigned int inputLen);
00146 
00152 APU_DECLARE(void) apr_sha1_final(unsigned char digest[APR_SHA1_DIGESTSIZE],
00153                                apr_sha1_ctx_t *context);
00154 
00155 #ifdef __cplusplus
00156 }
00157 #endif
00158 
00159 #endif  /* APR_SHA1_H */

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