| /* $Id$ */ |
| /* |
| * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| #ifndef __PJLIB_UTIL_SHA1_H__ |
| #define __PJLIB_UTIL_SHA1_H__ |
| |
| /** |
| * @file sha1.h |
| * @brief SHA1 encryption implementation |
| */ |
| |
| #include <pj/types.h> |
| |
| PJ_BEGIN_DECL |
| |
| /** |
| * @defgroup PJLIB_UTIL_SHA1 SHA1 |
| * @ingroup PJLIB_UTIL_ENCRYPTION |
| * @{ |
| */ |
| |
| /** SHA1 context */ |
| typedef struct pj_sha1_context |
| { |
| pj_uint32_t state[5]; /**< State */ |
| pj_uint32_t count[2]; /**< Count */ |
| pj_uint8_t buffer[64]; /**< Buffer */ |
| } pj_sha1_context; |
| |
| /** SHA1 digest size is 20 bytes */ |
| #define PJ_SHA1_DIGEST_SIZE 20 |
| |
| |
| /** Initialize the algorithm. |
| * @param ctx SHA1 context. |
| */ |
| PJ_DECL(void) pj_sha1_init(pj_sha1_context *ctx); |
| |
| /** Append a stream to the message. |
| * @param ctx SHA1 context. |
| * @param data Data. |
| * @param nbytes Length of data. |
| */ |
| PJ_DECL(void) pj_sha1_update(pj_sha1_context *ctx, |
| const pj_uint8_t *data, |
| const pj_size_t nbytes); |
| |
| /** Finish the message and return the digest. |
| * @param ctx SHA1 context. |
| * @param digest 16 byte digest. |
| */ |
| PJ_DECL(void) pj_sha1_final(pj_sha1_context *ctx, |
| pj_uint8_t digest[PJ_SHA1_DIGEST_SIZE]); |
| |
| |
| /** |
| * @} |
| */ |
| |
| PJ_END_DECL |
| |
| |
| #endif /* __PJLIB_UTIL_SHA1_H__ */ |
| |