| /*- |
| * Copyright (c) 2003, 2004 David Young. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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. |
| * 3. The name of David Young may not be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY DAVID YOUNG ``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 DAVID |
| * YOUNG 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. |
| */ |
| |
| #ifndef _CPACK_H |
| #define _CPACK_H |
| |
| struct cpack_state { |
| u_int8_t *c_buf; |
| u_int8_t *c_next; |
| size_t c_len; |
| }; |
| |
| int cpack_init(struct cpack_state *, u_int8_t *, size_t); |
| |
| int cpack_uint8(struct cpack_state *, u_int8_t *); |
| int cpack_uint16(struct cpack_state *, u_int16_t *); |
| int cpack_uint32(struct cpack_state *, u_int32_t *); |
| int cpack_uint64(struct cpack_state *, u_int64_t *); |
| |
| u_int8_t *cpack_next_boundary(u_int8_t *buf, u_int8_t *p, size_t alignment); |
| u_int8_t *cpack_align_and_reserve(struct cpack_state *cs, size_t wordsize); |
| |
| #define cpack_int8(__s, __p) cpack_uint8((__s), (u_int8_t*)(__p)) |
| #define cpack_int16(__s, __p) cpack_uint16((__s), (u_int16_t*)(__p)) |
| #define cpack_int32(__s, __p) cpack_uint32((__s), (u_int32_t*)(__p)) |
| #define cpack_int64(__s, __p) cpack_uint64((__s), (u_int64_t*)(__p)) |
| |
| #endif /* _CPACK_H */ |