| /* ==================================================================== |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2000-2001 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Apache" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| * Portions of this software are based upon public domain software |
| * originally written at the National Center for Supercomputing Applications, |
| * University of Illinois, Urbana-Champaign. |
| */ |
| |
| #include "apr.h" |
| #include "apr_lib.h" |
| |
| #if APR_HAVE_STDIO_H |
| #include <stdio.h> |
| #endif |
| |
| /* we need some of the portability definitions... for strchr */ |
| #include "ap_config.h" |
| #include "httpd.h" |
| |
| /* A bunch of functions in util.c scan strings looking for certain characters. |
| * To make that more efficient we encode a lookup table. |
| */ |
| #define T_ESCAPE_SHELL_CMD (0x01) |
| #define T_ESCAPE_PATH_SEGMENT (0x02) |
| #define T_OS_ESCAPE_PATH (0x04) |
| #define T_HTTP_TOKEN_STOP (0x08) |
| |
| int main(int argc, char *argv[]) |
| { |
| unsigned c; |
| unsigned char flags; |
| |
| printf( |
| "/* this file is automatically generated by gen_test_char, do not edit */\n" |
| "#define T_ESCAPE_SHELL_CMD (%u)\n" |
| "#define T_ESCAPE_PATH_SEGMENT (%u)\n" |
| "#define T_OS_ESCAPE_PATH (%u)\n" |
| "#define T_HTTP_TOKEN_STOP (%u)\n" |
| "\n" |
| "static const unsigned char test_char_table[256] = {\n" |
| " 0,", |
| T_ESCAPE_SHELL_CMD, |
| T_ESCAPE_PATH_SEGMENT, |
| T_OS_ESCAPE_PATH, |
| T_HTTP_TOKEN_STOP); |
| |
| /* we explicitly dealt with NUL above |
| * in case some strchr() do bogosity with it */ |
| |
| for (c = 1; c < 256; ++c) { |
| flags = 0; |
| if (c % 20 == 0) |
| printf("\n "); |
| |
| /* escape_shell_cmd */ |
| if (strchr("&;`'\"|*?~<>^()[]{}$\\\n", c)) { |
| flags |= T_ESCAPE_SHELL_CMD; |
| } |
| |
| if (!apr_isalnum(c) && !strchr("$-_.+!*'(),:@&=~", c)) { |
| flags |= T_ESCAPE_PATH_SEGMENT; |
| } |
| |
| if (!apr_isalnum(c) && !strchr("$-_.+!*'(),:@&=/~", c)) { |
| flags |= T_OS_ESCAPE_PATH; |
| } |
| |
| /* these are the "tspecials" from RFC2068 */ |
| if (apr_iscntrl(c) || strchr(" \t()<>@,;:\\/[]?={}", c)) { |
| flags |= T_HTTP_TOKEN_STOP; |
| } |
| printf("%u%c", flags, (c < 255) ? ',' : ' '); |
| |
| } |
| printf("\n};\n"); |
| |
| return 0; |
| } |