00001 /* 00002 * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium 00003 * Copyright (c) 2002-2007, Professor Benoit Macq 00004 * Copyright (c) 2001-2003, David Janssens 00005 * Copyright (c) 2002-2003, Yannick Verschueren 00006 * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe 00007 * Copyright (c) 2005, Herve Drolon, FreeImage Team 00008 * All rights reserved. 00009 * 00010 * Redistribution and use in source and binary forms, with or without 00011 * modification, are permitted provided that the following conditions 00012 * are met: 00013 * 1. Redistributions of source code must retain the above copyright 00014 * notice, this list of conditions and the following disclaimer. 00015 * 2. Redistributions in binary form must reproduce the above copyright 00016 * notice, this list of conditions and the following disclaimer in the 00017 * documentation and/or other materials provided with the distribution. 00018 * 00019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' 00020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00021 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00022 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00023 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00024 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00025 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00026 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00027 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00028 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00029 * POSSIBILITY OF SUCH DAMAGE. 00030 */ 00031 00032 #ifndef __BIO_H 00033 #define __BIO_H 00034 00043 00047 typedef struct opj_bio { 00049 unsigned char *start; 00051 unsigned char *end; 00053 unsigned char *bp; 00055 unsigned int buf; 00057 int ct; 00058 } opj_bio_t; 00059 00062 /* ----------------------------------------------------------------------- */ 00067 opj_bio_t* bio_create(void); 00072 void bio_destroy(opj_bio_t *bio); 00078 int bio_numbytes(opj_bio_t *bio); 00085 void bio_init_enc(opj_bio_t *bio, unsigned char *bp, int len); 00092 void bio_init_dec(opj_bio_t *bio, unsigned char *bp, int len); 00099 void bio_write(opj_bio_t *bio, int v, int n); 00106 int bio_read(opj_bio_t *bio, int n); 00112 int bio_flush(opj_bio_t *bio); 00118 int bio_inalign(opj_bio_t *bio); 00119 /* ----------------------------------------------------------------------- */ 00123 00124 #endif /* __BIO_H */ 00125