4 * Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
5 * Copyright (c) 2002-2011, Professor Benoit Macq
6 * Copyright (c) 2010-2011, Kaori Hagihara
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
35 #include <sys/types.h>
40 #include "byte_manager.h"
43 #include "fcgi_stdio.h"
44 #define logstream FCGI_stdout
46 #define FCGI_stdout stdout
47 #define FCGI_stderr stderr
48 #define logstream stderr
52 Byte_t * fetch_bytes( int fd, OPJ_OFF_T offset, OPJ_SIZE_T size)
56 if( lseek( fd, offset, SEEK_SET)==-1){
57 fprintf( FCGI_stdout, "Reason: Target broken (fseek error)\r\n");
58 fprintf( FCGI_stderr, "Error: error in fetch_bytes( %d, %ld, %lu)\n", fd, offset, size);
62 data = (Byte_t *)malloc( size);
64 if( (OPJ_SIZE_T)read( fd, data, size) != size){
66 fprintf( FCGI_stdout, "Reason: Target broken (read error)\r\n");
67 fprintf( FCGI_stderr, "Error: error in fetch_bytes( %d, %ld, %lu)\n", fd, offset, size);
73 Byte_t fetch_1byte( int fd, OPJ_OFF_T offset)
77 if( lseek( fd, offset, SEEK_SET)==-1){
78 fprintf( FCGI_stdout, "Reason: Target broken (seek error)\r\n");
79 fprintf( FCGI_stderr, "Error: error in fetch_1byte( %d, %ld)\n", fd, offset);
83 if( read( fd, &code, 1) != 1){
84 fprintf( FCGI_stdout, "Reason: Target broken (read error)\r\n");
85 fprintf( FCGI_stderr, "Error: error in fetch_bytes( %d, %ld)\n", fd, offset);
91 Byte2_t fetch_2bytebigendian( int fd, OPJ_OFF_T offset)
96 if(!(data = fetch_bytes( fd, offset, 2))){
97 fprintf( FCGI_stderr, "Error: error in fetch_2bytebigendian( %d, %ld)\n", fd, offset);
106 Byte4_t fetch_4bytebigendian( int fd, OPJ_OFF_T offset)
111 if(!(data = fetch_bytes( fd, offset, 4))){
112 fprintf( FCGI_stderr, "Error: error in fetch_4bytebigendian( %d, %ld)\n", fd, offset);
121 Byte8_t fetch_8bytebigendian( int fd, OPJ_OFF_T offset)
126 if(!(data = fetch_bytes( fd, offset, 8))){
127 fprintf( FCGI_stderr, "Error: error in fetch_8bytebigendian( %d, %ld)\n", fd, offset);
137 Byte2_t big2( Byte_t *buf)
139 return (Byte2_t)((((Byte2_t) buf[0]) << 8) + ((Byte2_t) buf[1]));
142 Byte4_t big4( Byte_t *buf)
144 return (((((((Byte4_t) buf[0]) << 8) + ((Byte4_t) buf[1])) << 8)
145 + ((Byte4_t) buf[2])) << 8) + ((Byte4_t) buf[3]);
148 Byte8_t big8( Byte_t *buf)
150 return (((Byte8_t) big4 (buf)) << 32)
151 + ((Byte8_t) big4 (buf + 4));
154 void modify_4Bytecode( Byte4_t code, Byte_t *stream)
156 *stream = (Byte_t) ((Byte4_t)(code & 0xff000000) >> 24);
157 *(stream+1) = (Byte_t) ((Byte4_t)(code & 0x00ff0000) >> 16);
158 *(stream+2) = (Byte_t) ((Byte4_t)(code & 0x0000ff00) >> 8);
159 *(stream+3) = (Byte_t) (code & 0x000000ff);
162 OPJ_OFF_T get_filesize( int fd)
166 if( fstat( fd, &sb) == -1){
167 fprintf( FCGI_stdout, "Reason: Target broken (fstat error)\r\n");
168 fprintf( FCGI_stderr, "Error: error in get_filesize( %d)\n", fd);