4 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
5 * Copyright (c) 2002-2014, 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,
63 data = (Byte_t *)malloc(size);
65 if ((OPJ_SIZE_T)read(fd, data, size) != size) {
67 fprintf(FCGI_stdout, "Reason: Target broken (read error)\r\n");
68 fprintf(FCGI_stderr, "Error: error in fetch_bytes( %d, %ld, %lu)\n", fd, offset,
75 Byte_t fetch_1byte(int fd, OPJ_OFF_T offset)
79 if (lseek(fd, offset, SEEK_SET) == -1) {
80 fprintf(FCGI_stdout, "Reason: Target broken (seek error)\r\n");
81 fprintf(FCGI_stderr, "Error: error in fetch_1byte( %d, %ld)\n", fd, offset);
85 if (read(fd, &code, 1) != 1) {
86 fprintf(FCGI_stdout, "Reason: Target broken (read error)\r\n");
87 fprintf(FCGI_stderr, "Error: error in fetch_bytes( %d, %ld)\n", fd, offset);
93 Byte2_t fetch_2bytebigendian(int fd, OPJ_OFF_T offset)
98 if (!(data = fetch_bytes(fd, offset, 2))) {
99 fprintf(FCGI_stderr, "Error: error in fetch_2bytebigendian( %d, %ld)\n", fd,
109 Byte4_t fetch_4bytebigendian(int fd, OPJ_OFF_T offset)
114 if (!(data = fetch_bytes(fd, offset, 4))) {
115 fprintf(FCGI_stderr, "Error: error in fetch_4bytebigendian( %d, %ld)\n", fd,
125 Byte8_t fetch_8bytebigendian(int fd, OPJ_OFF_T offset)
130 if (!(data = fetch_bytes(fd, offset, 8))) {
131 fprintf(FCGI_stderr, "Error: error in fetch_8bytebigendian( %d, %ld)\n", fd,
142 Byte2_t big2(Byte_t *buf)
144 return (Byte2_t)((((Byte2_t) buf[0]) << 8) + ((Byte2_t) buf[1]));
147 Byte4_t big4(Byte_t *buf)
149 return (((((((Byte4_t) buf[0]) << 8) + ((Byte4_t) buf[1])) << 8)
150 + ((Byte4_t) buf[2])) << 8) + ((Byte4_t) buf[3]);
153 Byte8_t big8(Byte_t *buf)
155 return (((Byte8_t) big4(buf)) << 32)
156 + ((Byte8_t) big4(buf + 4));
159 void modify_4Bytecode(Byte4_t code, Byte_t *stream)
161 *stream = (Byte_t)((Byte4_t)(code & 0xff000000) >> 24);
162 *(stream + 1) = (Byte_t)((Byte4_t)(code & 0x00ff0000) >> 16);
163 *(stream + 2) = (Byte_t)((Byte4_t)(code & 0x0000ff00) >> 8);
164 *(stream + 3) = (Byte_t)(code & 0x000000ff);
167 OPJ_OFF_T get_filesize(int fd)
171 if (fstat(fd, &sb) == -1) {
172 fprintf(FCGI_stdout, "Reason: Target broken (fstat error)\r\n");
173 fprintf(FCGI_stderr, "Error: error in get_filesize( %d)\n", fd);