Mercurial > hg > index.fcgi > gift-gnutella > gift-gnutella-0.0.11-1pba
comparison src/sha1.h @ 0:d39e1d0d75b6
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| author | paulo@hit-nxdomain.opendns.com |
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| date | Sat, 20 Feb 2010 21:18:28 -0800 |
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| -1:000000000000 | 0:e028d27fd282 |
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| 1 /* | |
| 2 * $Id: sha1.h,v 1.10 2004/03/05 17:47:29 hipnod Exp $ | |
| 3 * | |
| 4 * Copyright (C) 2001-2004 giFT project (gift.sourceforge.net) | |
| 5 * | |
| 6 * This program is free software; you can redistribute it and/or modify it | |
| 7 * under the terms of the GNU General Public License as published by the | |
| 8 * Free Software Foundation; either version 2, or (at your option) any | |
| 9 * later version. | |
| 10 * | |
| 11 * This program is distributed in the hope that it will be useful, but | |
| 12 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 * General Public License for more details. | |
| 15 */ | |
| 16 | |
| 17 #ifndef GIFT_GT_SHA1_H_ | |
| 18 #define GIFT_GT_SHA1_H_ | |
| 19 | |
| 20 /*****************************************************************************/ | |
| 21 | |
| 22 #define SHA_BLOCKSIZE 64 | |
| 23 #define SHA_DIGESTSIZE 20 | |
| 24 | |
| 25 #define SHA1_BINSIZE 20 | |
| 26 #define SHA1_STRLEN 32 | |
| 27 | |
| 28 /*****************************************************************************/ | |
| 29 | |
| 30 struct sha1_state | |
| 31 { | |
| 32 unsigned long digest[5]; /* message digest */ | |
| 33 unsigned long count_lo, count_hi; /* 64-bit bit count */ | |
| 34 uint8_t data[SHA_BLOCKSIZE]; /* SHA data buffer */ | |
| 35 int local; /* unprocessed amount in data */ | |
| 36 }; | |
| 37 | |
| 38 typedef struct sha1_state sha1_state_t; | |
| 39 | |
| 40 /*****************************************************************************/ | |
| 41 | |
| 42 /* TODO: prefix these suckers */ | |
| 43 char *sha1_string (const unsigned char *sha1); | |
| 44 unsigned char *sha1_digest (const char *file, off_t size); | |
| 45 unsigned char *sha1_bin (const char *ascii); | |
| 46 unsigned char *sha1_dup (const unsigned char *sha1); | |
| 47 | |
| 48 /*****************************************************************************/ | |
| 49 | |
| 50 void gt_sha1_init (sha1_state_t *state); | |
| 51 void gt_sha1_append (sha1_state_t *state, const void *data, | |
| 52 size_t len); | |
| 53 void gt_sha1_finish (sha1_state_t *state, unsigned char *hash); | |
| 54 | |
| 55 /*****************************************************************************/ | |
| 56 | |
| 57 #endif /* GIFT_GT_SHA1_H_ */ |