1*05b00f60SXin Li /*- 2*05b00f60SXin Li * Copyright (c) 2003, 2004 David Young. All rights reserved. 3*05b00f60SXin Li * 4*05b00f60SXin Li * Redistribution and use in source and binary forms, with or without 5*05b00f60SXin Li * modification, are permitted provided that the following conditions 6*05b00f60SXin Li * are met: 7*05b00f60SXin Li * 1. Redistributions of source code must retain the above copyright 8*05b00f60SXin Li * notice, this list of conditions and the following disclaimer. 9*05b00f60SXin Li * 2. Redistributions in binary form must reproduce the above copyright 10*05b00f60SXin Li * notice, this list of conditions and the following disclaimer in the 11*05b00f60SXin Li * documentation and/or other materials provided with the distribution. 12*05b00f60SXin Li * 3. The name of David Young may not be used to endorse or promote 13*05b00f60SXin Li * products derived from this software without specific prior 14*05b00f60SXin Li * written permission. 15*05b00f60SXin Li * 16*05b00f60SXin Li * THIS SOFTWARE IS PROVIDED BY DAVID YOUNG ``AS IS'' AND ANY 17*05b00f60SXin Li * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 18*05b00f60SXin Li * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 19*05b00f60SXin Li * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID 20*05b00f60SXin Li * YOUNG BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 21*05b00f60SXin Li * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 22*05b00f60SXin Li * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23*05b00f60SXin Li * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24*05b00f60SXin Li * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 25*05b00f60SXin Li * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26*05b00f60SXin Li * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 27*05b00f60SXin Li * OF SUCH DAMAGE. 28*05b00f60SXin Li */ 29*05b00f60SXin Li 30*05b00f60SXin Li #ifndef ND_CPACK_H 31*05b00f60SXin Li #define ND_CPACK_H 32*05b00f60SXin Li 33*05b00f60SXin Li #include "netdissect.h" 34*05b00f60SXin Li 35*05b00f60SXin Li struct cpack_state { 36*05b00f60SXin Li const uint8_t *c_buf; 37*05b00f60SXin Li const uint8_t *c_next; 38*05b00f60SXin Li size_t c_len; 39*05b00f60SXin Li }; 40*05b00f60SXin Li 41*05b00f60SXin Li int nd_cpack_init(struct cpack_state *, const uint8_t *, size_t); 42*05b00f60SXin Li 43*05b00f60SXin Li int nd_cpack_uint8(netdissect_options *, struct cpack_state *, uint8_t *); 44*05b00f60SXin Li int nd_cpack_int8(netdissect_options *, struct cpack_state *, int8_t *); 45*05b00f60SXin Li int nd_cpack_uint16(netdissect_options *, struct cpack_state *, uint16_t *); 46*05b00f60SXin Li int nd_cpack_int16(netdissect_options *, struct cpack_state *, int16_t *); 47*05b00f60SXin Li int nd_cpack_uint32(netdissect_options *, struct cpack_state *, uint32_t *); 48*05b00f60SXin Li int nd_cpack_int32(netdissect_options *, struct cpack_state *, int32_t *); 49*05b00f60SXin Li int nd_cpack_uint64(netdissect_options *, struct cpack_state *, uint64_t *); 50*05b00f60SXin Li int nd_cpack_int64(netdissect_options *, struct cpack_state *, int64_t *); 51*05b00f60SXin Li 52*05b00f60SXin Li const uint8_t *nd_cpack_next_boundary(const uint8_t *buf, const uint8_t *p, size_t alignment); 53*05b00f60SXin Li const uint8_t *nd_cpack_align_and_reserve(struct cpack_state *cs, size_t wordsize); 54*05b00f60SXin Li 55*05b00f60SXin Li extern int nd_cpack_advance(struct cpack_state *, const size_t); 56*05b00f60SXin Li 57*05b00f60SXin Li #endif /* ND_CPACK_H */ 58