1 /* ====================================================================
2 * The Apache Software License, Version 1.1
4 * Copyright (c) 2000-2002 The Apache Software Foundation. All rights
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * 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
16 * the documentation and/or other materials provided with the
19 * 3. The end-user documentation included with the redistribution,
20 * if any, must include the following acknowledgment:
21 * "This product includes software developed by the
22 * Apache Software Foundation (http://www.apache.org/)."
23 * Alternately, this acknowledgment may appear in the software itself,
24 * if and wherever such third-party acknowledgments normally appear.
26 * 4. The names "Apache" and "Apache Software Foundation" must
27 * not be used to endorse or promote products derived from this
28 * software without prior written permission. For written
29 * permission, please contact apache@apache.org.
31 * 5. Products derived from this software may not be called "Apache",
32 * nor may "Apache" appear in their name, without prior written
33 * permission of the Apache Software Foundation.
35 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
36 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
37 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
38 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
41 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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43 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
44 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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47 * ====================================================================
49 * This software consists of voluntary contributions made by many
50 * individuals on behalf of the Apache Software Foundation. For more
51 * information on the Apache Software Foundation, please see
52 * <http://www.apache.org/>.
54 * Portions of this software are based upon public domain software
55 * originally written at the National Center for Supercomputing Applications,
56 * University of Illinois, Urbana-Champaign.
66 /* we need some of the portability definitions... for strchr */
69 /* A bunch of functions in util.c scan strings looking for certain characters.
70 * To make that more efficient we encode a lookup table.
72 #define T_ESCAPE_SHELL_CMD (0x01)
73 #define T_ESCAPE_PATH_SEGMENT (0x02)
74 #define T_OS_ESCAPE_PATH (0x04)
75 #define T_HTTP_TOKEN_STOP (0x08)
77 int main(int argc, char *argv[])
82 printf("/* this file is automatically generated by gen_test_char, "
84 "#define T_ESCAPE_SHELL_CMD (%u)\n"
85 "#define T_ESCAPE_PATH_SEGMENT (%u)\n"
86 "#define T_OS_ESCAPE_PATH (%u)\n"
87 "#define T_HTTP_TOKEN_STOP (%u)\n"
89 "static const unsigned char test_char_table[256] = {\n"
92 T_ESCAPE_PATH_SEGMENT,
96 /* we explicitly dealt with NUL above
97 * in case some strchr() do bogosity with it */
99 for (c = 1; c < 256; ++c) {
104 /* escape_shell_cmd */
105 if (strchr("&;`'\"|*?~<>^()[]{}$\\\n", c)) {
106 flags |= T_ESCAPE_SHELL_CMD;
109 if (!apr_isalnum(c) && !strchr("$-_.+!*'(),:@&=~", c)) {
110 flags |= T_ESCAPE_PATH_SEGMENT;
113 if (!apr_isalnum(c) && !strchr("$-_.+!*'(),:@&=/~", c)) {
114 flags |= T_OS_ESCAPE_PATH;
117 /* these are the "tspecials" from RFC2068 */
118 if (apr_iscntrl(c) || strchr(" \t()<>@,;:\\/[]?={}", c)) {
119 flags |= T_HTTP_TOKEN_STOP;
122 printf("%u%c", flags, (c < 255) ? ',' : ' ');