| /*! |
| * \copy |
| * Copyright (c) 1998, 2009 Paul E. Jones <paulej@packetizer.com> |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
| * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| /* |
| * Description: |
| * This class implements the Secure Hashing Standard as defined |
| * in FIPS PUB 180-1 published April 17, 1995. |
| * |
| * Many of the variable names in the SHA1Context, especially the |
| * single character names, were used because those were the names |
| * used in the publication. |
| * |
| * Please read the file sha1.c for more information. |
| * |
| */ |
| |
| #ifndef _SHA1_H_ |
| #define _SHA1_H_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* |
| * This structure will hold context information for the hashing |
| * operation |
| */ |
| typedef struct SHA1Context { |
| unsigned Message_Digest[5]; /* Message Digest (output) */ |
| |
| unsigned Length_Low; /* Message length in bits */ |
| unsigned Length_High; /* Message length in bits */ |
| |
| unsigned char Message_Block[64]; /* 512-bit message blocks */ |
| int Message_Block_Index; /* Index into message block array */ |
| |
| int Computed; /* Is the digest computed? */ |
| int Corrupted; /* Is the message digest corruped? */ |
| } SHA1Context; |
| |
| /* |
| * Function Prototypes |
| */ |
| void SHA1Reset (SHA1Context*); |
| int SHA1Result (SHA1Context*, unsigned char*); |
| void SHA1Input (SHA1Context*, |
| const unsigned char*, |
| unsigned); |
| |
| #define SHA_DIGEST_LENGTH 20 |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |