The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 1 | /*- |
| 2 | * Copyright (c) 2003, 2004 David Young. All rights reserved. |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions |
| 6 | * are met: |
| 7 | * 1. Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * 2. Redistributions in binary form must reproduce the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer in the |
| 11 | * documentation and/or other materials provided with the distribution. |
| 12 | * 3. The name of David Young may not be used to endorse or promote |
| 13 | * products derived from this software without specific prior |
| 14 | * written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY DAVID YOUNG ``AS IS'' AND ANY |
| 17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 18 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A |
| 19 | * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID |
| 20 | * YOUNG BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 21 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED |
| 22 | * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 24 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 25 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
| 27 | * OF SUCH DAMAGE. |
| 28 | */ |
| 29 | |
| 30 | #ifndef _CPACK_H |
| 31 | #define _CPACK_H |
| 32 | |
| 33 | struct cpack_state { |
| 34 | u_int8_t *c_buf; |
| 35 | u_int8_t *c_next; |
| 36 | size_t c_len; |
| 37 | }; |
| 38 | |
| 39 | int cpack_init(struct cpack_state *, u_int8_t *, size_t); |
| 40 | |
| 41 | int cpack_uint8(struct cpack_state *, u_int8_t *); |
| 42 | int cpack_uint16(struct cpack_state *, u_int16_t *); |
| 43 | int cpack_uint32(struct cpack_state *, u_int32_t *); |
| 44 | int cpack_uint64(struct cpack_state *, u_int64_t *); |
| 45 | |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 46 | u_int8_t *cpack_next_boundary(u_int8_t *buf, u_int8_t *p, size_t alignment); |
| 47 | u_int8_t *cpack_align_and_reserve(struct cpack_state *cs, size_t wordsize); |
| 48 | |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 49 | #define cpack_int8(__s, __p) cpack_uint8((__s), (u_int8_t*)(__p)) |
| 50 | #define cpack_int16(__s, __p) cpack_uint16((__s), (u_int16_t*)(__p)) |
| 51 | #define cpack_int32(__s, __p) cpack_uint32((__s), (u_int32_t*)(__p)) |
| 52 | #define cpack_int64(__s, __p) cpack_uint64((__s), (u_int64_t*)(__p)) |
| 53 | |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 54 | extern int cpack_advance(struct cpack_state *, const size_t); |
| 55 | |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 56 | #endif /* _CPACK_H */ |