141c99275SPeter Avalos /*- 241c99275SPeter Avalos * Copyright (c) 2003, 2004 David Young. All rights reserved. 341c99275SPeter Avalos * 441c99275SPeter Avalos * Redistribution and use in source and binary forms, with or without 541c99275SPeter Avalos * modification, are permitted provided that the following conditions 641c99275SPeter Avalos * are met: 741c99275SPeter Avalos * 1. Redistributions of source code must retain the above copyright 841c99275SPeter Avalos * notice, this list of conditions and the following disclaimer. 941c99275SPeter Avalos * 2. Redistributions in binary form must reproduce the above copyright 1041c99275SPeter Avalos * notice, this list of conditions and the following disclaimer in the 1141c99275SPeter Avalos * documentation and/or other materials provided with the distribution. 1241c99275SPeter Avalos * 3. The name of David Young may not be used to endorse or promote 1341c99275SPeter Avalos * products derived from this software without specific prior 1441c99275SPeter Avalos * written permission. 1541c99275SPeter Avalos * 1641c99275SPeter Avalos * THIS SOFTWARE IS PROVIDED BY DAVID YOUNG ``AS IS'' AND ANY 1741c99275SPeter Avalos * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 1841c99275SPeter Avalos * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 1941c99275SPeter Avalos * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID 2041c99275SPeter Avalos * YOUNG BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 2141c99275SPeter Avalos * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 2241c99275SPeter Avalos * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2341c99275SPeter Avalos * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 2441c99275SPeter Avalos * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 2541c99275SPeter Avalos * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2641c99275SPeter Avalos * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 2741c99275SPeter Avalos * OF SUCH DAMAGE. 2841c99275SPeter Avalos */ 2941c99275SPeter Avalos 30*ed775ee7SAntonio Huete Jimenez #ifndef ND_CPACK_H 31*ed775ee7SAntonio Huete Jimenez #define ND_CPACK_H 32*ed775ee7SAntonio Huete Jimenez 33*ed775ee7SAntonio Huete Jimenez #include "netdissect.h" 3441c99275SPeter Avalos 3541c99275SPeter Avalos struct cpack_state { 36411677aeSAaron LI const uint8_t *c_buf; 37411677aeSAaron LI const uint8_t *c_next; 3841c99275SPeter Avalos size_t c_len; 3941c99275SPeter Avalos }; 4041c99275SPeter Avalos 41*ed775ee7SAntonio Huete Jimenez int nd_cpack_init(struct cpack_state *, const uint8_t *, size_t); 4241c99275SPeter Avalos 43*ed775ee7SAntonio Huete Jimenez int nd_cpack_uint8(netdissect_options *, struct cpack_state *, uint8_t *); 44*ed775ee7SAntonio Huete Jimenez int nd_cpack_int8(netdissect_options *, struct cpack_state *, int8_t *); 45*ed775ee7SAntonio Huete Jimenez int nd_cpack_uint16(netdissect_options *, struct cpack_state *, uint16_t *); 46*ed775ee7SAntonio Huete Jimenez int nd_cpack_int16(netdissect_options *, struct cpack_state *, int16_t *); 47*ed775ee7SAntonio Huete Jimenez int nd_cpack_uint32(netdissect_options *, struct cpack_state *, uint32_t *); 48*ed775ee7SAntonio Huete Jimenez int nd_cpack_int32(netdissect_options *, struct cpack_state *, int32_t *); 49*ed775ee7SAntonio Huete Jimenez int nd_cpack_uint64(netdissect_options *, struct cpack_state *, uint64_t *); 50*ed775ee7SAntonio Huete Jimenez int nd_cpack_int64(netdissect_options *, struct cpack_state *, int64_t *); 5141c99275SPeter Avalos 52*ed775ee7SAntonio Huete Jimenez const uint8_t *nd_cpack_next_boundary(const uint8_t *buf, const uint8_t *p, size_t alignment); 53*ed775ee7SAntonio Huete Jimenez const uint8_t *nd_cpack_align_and_reserve(struct cpack_state *cs, size_t wordsize); 5427bfbee1SPeter Avalos 55*ed775ee7SAntonio Huete Jimenez extern int nd_cpack_advance(struct cpack_state *, const size_t); 56411677aeSAaron LI 57*ed775ee7SAntonio Huete Jimenez #endif /* ND_CPACK_H */ 58