| 1 | /* |
| 2 | * Copyright (C) 1998-1999,2003 Ian Jackson |
| 3 | * |
| 4 | * This is free software; you can redistribute it and/or modify it |
| 5 | * under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; either version 2 of the License, or |
| 7 | * (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but |
| 10 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with userv-utils; if not, write to the Free Software |
| 16 | * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 17 | * |
| 18 | * $Id$ |
| 19 | */ |
| 20 | |
| 21 | #include <stdio.h> |
| 22 | #include <string.h> |
| 23 | #include <errno.h> |
| 24 | |
| 25 | #include "ucgi.h" |
| 26 | |
| 27 | const char *const envok[]= { |
| 28 | "CONTENT_LENGTH", |
| 29 | "CONTENT_TYPE", |
| 30 | "DOCUMENT_ROOT", |
| 31 | "GATEWAY_INTERFACE", |
| 32 | "HTTP_ACCEPT", |
| 33 | "HTTP_ACCEPT_ENCODING", |
| 34 | "HTTP_ACCEPT_LANGUAGE", |
| 35 | "HTTP_CACHE_CONTROL", |
| 36 | "HTTP_COOKIE", |
| 37 | "HTTP_HOST", |
| 38 | "HTTP_NEGOTIATE", |
| 39 | "HTTP_PRAGMA", |
| 40 | "HTTP_REFERER", |
| 41 | "HTTP_USER_AGENT", |
| 42 | "PATH_INFO", |
| 43 | "PATH_TRANSLATED", |
| 44 | "QUERY_STRING", |
| 45 | "REMOTE_ADDR", |
| 46 | "REMOTE_HOST", |
| 47 | "REMOTE_USER", |
| 48 | "REMOTE_IDENT", |
| 49 | "REQUEST_METHOD", |
| 50 | "SCRIPT_FILENAME", |
| 51 | "SCRIPT_NAME", |
| 52 | "SCRIPT_URI", |
| 53 | "SCRIPT_URL", |
| 54 | "SERVER_ADMIN", |
| 55 | "SERVER_NAME", |
| 56 | "SERVER_PORT", |
| 57 | "SERVER_PROTOCOL", |
| 58 | "SERVER_SOFTWARE", |
| 59 | 0 |
| 60 | }; |
| 61 | const int nenvok= sizeof(envok)/sizeof(envok[0]); |
| 62 | |
| 63 | int debugmode= 0; |
| 64 | |
| 65 | static void outerror(void) { |
| 66 | perror("stdout"); |
| 67 | exit(debugmode ? 0 : -1); |
| 68 | } |
| 69 | |
| 70 | void syserror(const char *m) { |
| 71 | if (printf("Content-Type: text/plain\n\n" |
| 72 | "ucgi: system call error:\n" |
| 73 | "%s: %s\n", |
| 74 | m,strerror(errno))==EOF || fflush(stdout)) outerror(); |
| 75 | exit(0); |
| 76 | } |
| 77 | |
| 78 | void error(const char *m) { |
| 79 | if (printf("Content-Type: text/plain\n\n" |
| 80 | "ucgi: error:\n" |
| 81 | "%s\n", |
| 82 | m)==EOF || fflush(stdout)) outerror(); |
| 83 | exit(0); |
| 84 | } |
| 85 | |
| 86 | void *xmalloc(size_t sz) { |
| 87 | void *r; |
| 88 | |
| 89 | r= malloc(sz); |
| 90 | if (!r) syserror("malloc failed"); |
| 91 | return r; |
| 92 | } |
| 93 | |
| 94 | void xsetenv(const char *en, const char *ev, int overwrite) { |
| 95 | if (setenv(en,ev,overwrite)) syserror("setenv"); |
| 96 | } |