1 const char loadcfg_rcs[] = "$Id: loadcfg.c,v 1.135 2012/12/07 12:45:20 fabiankeil Exp $";
2 /*********************************************************************
4 * File : $Source: /cvsroot/ijbswa/current/loadcfg.c,v $
6 * Purpose : Loads settings from the configuration file into
7 * global variables. This file contains both the
8 * routine to load the configuration and the global
9 * variables it writes to.
11 * Copyright : Written by and Copyright (C) 2001-2009 the
12 * Privoxy team. http://www.privoxy.org/
14 * Based on the Internet Junkbuster originally written
15 * by and Copyright (C) 1997 Anonymous Coders and
16 * Junkbusters Corporation. http://www.junkbusters.com
18 * This program is free software; you can redistribute it
19 * and/or modify it under the terms of the GNU General
20 * Public License as published by the Free Software
21 * Foundation; either version 2 of the License, or (at
22 * your option) any later version.
24 * This program is distributed in the hope that it will
25 * be useful, but WITHOUT ANY WARRANTY; without even the
26 * implied warranty of MERCHANTABILITY or FITNESS FOR A
27 * PARTICULAR PURPOSE. See the GNU General Public
28 * License for more details.
30 * The GNU General Public License should be included with
31 * this file. If not, you can view it at
32 * http://www.gnu.org/copyleft/gpl.html
33 * or write to the Free Software Foundation, Inc., 59
34 * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
36 *********************************************************************/
42 #include <sys/types.h>
61 # endif /* ndef _WIN_CONSOLE */
63 #else /* ifndef _WIN32 */
67 # include <sys/wait.h>
69 # include <sys/time.h>
70 # include <sys/stat.h>
89 const char loadcfg_h_rcs[] = LOADCFG_H_VERSION;
92 /* Privoxy is enabled by default. */
93 int global_toggle_state = 1;
94 #endif /* def FEATURE_TOGGLE */
96 /* The filename of the configfile */
97 const char *configfile = NULL;
100 * CGI functions will later need access to the invocation args,
101 * so we will make argc and argv global.
104 char * const * Argv = NULL;
106 static struct file_list *current_configfile = NULL;
110 * This takes the "cryptic" hash of each keyword and aliases them to
111 * something a little more readable. This also makes changing the
112 * hash values easier if they should change or the hash algorthm changes.
113 * Use the included "hash" program to find out what the hash will be
114 * for any string supplied on the command line. (Or just put it in the
115 * config file and read the number from the error message in the log).
117 * Please keep this list sorted alphabetically (but with the Windows
118 * console and GUI specific options last).
121 #define hash_actions_file 1196306641U /* "actionsfile" */
122 #define hash_accept_intercepted_requests 1513024973U /* "accept-intercepted-requests" */
123 #define hash_admin_address 4112573064U /* "admin-address" */
124 #define hash_allow_cgi_request_crunching 258915987U /* "allow-cgi-request-crunching" */
125 #define hash_buffer_limit 1881726070U /* "buffer-limit */
126 #define hash_client_header_order 2701453514U /* "client-header-order" */
127 #define hash_compression_level 2464423563U /* "compression-level" */
128 #define hash_confdir 1978389U /* "confdir" */
129 #define hash_connection_sharing 1348841265U /* "connection-sharing" */
130 #define hash_debug 78263U /* "debug" */
131 #define hash_default_server_timeout 2530089913U /* "default-server-timeout" */
132 #define hash_deny_access 1227333715U /* "deny-access" */
133 #define hash_enable_edit_actions 2517097536U /* "enable-edit-actions" */
134 #define hash_enable_compression 3943696946U /* "enable-compression" */
135 #define hash_enable_remote_toggle 2979744683U /* "enable-remote-toggle" */
136 #define hash_enable_remote_http_toggle 110543988U /* "enable-remote-http-toggle" */
137 #define hash_enforce_blocks 1862427469U /* "enforce-blocks" */
138 #define hash_filterfile 250887266U /* "filterfile" */
139 #define hash_forward 2029845U /* "forward" */
140 #define hash_forward_socks4 3963965521U /* "forward-socks4" */
141 #define hash_forward_socks4a 2639958518U /* "forward-socks4a" */
142 #define hash_forward_socks5 3963965522U /* "forward-socks5" */
143 #define hash_forward_socks5t 2639958542U /* "forward-socks5t" */
144 #define hash_forwarded_connect_retries 101465292U /* "forwarded-connect-retries" */
145 #define hash_handle_as_empty_returns_ok 1444873247U /* "handle-as-empty-doc-returns-ok" */
146 #define hash_hostname 10308071U /* "hostname" */
147 #define hash_keep_alive_timeout 3878599515U /* "keep-alive-timeout" */
148 #define hash_listen_address 1255650842U /* "listen-address" */
149 #define hash_logdir 422889U /* "logdir" */
150 #define hash_logfile 2114766U /* "logfile" */
151 #define hash_max_client_connections 3595884446U /* "max-client-connections" */
152 #define hash_permit_access 3587953268U /* "permit-access" */
153 #define hash_proxy_info_url 3903079059U /* "proxy-info-url" */
154 #define hash_single_threaded 4250084780U /* "single-threaded" */
155 #define hash_socket_timeout 1809001761U /* "socket-timeout" */
156 #define hash_split_large_cgi_forms 671658948U /* "split-large-cgi-forms" */
157 #define hash_suppress_blocklists 1948693308U /* "suppress-blocklists" */
158 #define hash_templdir 11067889U /* "templdir" */
159 #define hash_tolerate_pipelining 1360286620U /* "tolerate-pipelining" */
160 #define hash_toggle 447966U /* "toggle" */
161 #define hash_trust_info_url 430331967U /* "trust-info-url" */
162 #define hash_trustfile 56494766U /* "trustfile" */
163 #define hash_usermanual 1416668518U /* "user-manual" */
164 #define hash_activity_animation 1817904738U /* "activity-animation" */
165 #define hash_close_button_minimizes 3651284693U /* "close-button-minimizes" */
166 #define hash_hide_console 2048809870U /* "hide-console" */
167 #define hash_log_buffer_size 2918070425U /* "log-buffer-size" */
168 #define hash_log_font_name 2866730124U /* "log-font-name" */
169 #define hash_log_font_size 2866731014U /* "log-font-size" */
170 #define hash_log_highlight_messages 4032101240U /* "log-highlight-messages" */
171 #define hash_log_max_lines 2868344173U /* "log-max-lines" */
172 #define hash_log_messages 2291744899U /* "log-messages" */
173 #define hash_show_on_task_bar 215410365U /* "show-on-task-bar" */
176 static void savearg(char *command, char *argument, struct configuration_spec * config);
178 /*********************************************************************
180 * Function : unload_configfile
182 * Description : Free the config structure and all components.
185 * 1 : data: struct configuration_spec to unload
189 *********************************************************************/
190 static void unload_configfile (void * data)
192 struct configuration_spec * config = (struct configuration_spec *)data;
193 struct forward_spec *cur_fwd = config->forward;
197 struct access_control_list *cur_acl = config->acl;
199 while (cur_acl != NULL)
201 struct access_control_list * next_acl = cur_acl->next;
206 #endif /* def FEATURE_ACL */
208 while (cur_fwd != NULL)
210 struct forward_spec * next_fwd = cur_fwd->next;
211 free_url_spec(cur_fwd->url);
213 freez(cur_fwd->gateway_host);
214 freez(cur_fwd->forward_host);
218 config->forward = NULL;
220 freez(config->confdir);
221 freez(config->logdir);
222 freez(config->templdir);
223 freez(config->hostname);
225 for (i = 0; i < MAX_LISTENING_SOCKETS; i++)
227 freez(config->haddr[i]);
229 freez(config->logfile);
231 for (i = 0; i < MAX_AF_FILES; i++)
233 freez(config->actions_file_short[i]);
234 freez(config->actions_file[i]);
235 freez(config->re_filterfile_short[i]);
236 freez(config->re_filterfile[i]);
239 list_remove_all(config->ordered_client_headers);
241 freez(config->admin_address);
242 freez(config->proxy_info_url);
243 freez(config->proxy_args);
244 freez(config->usermanual);
247 freez(config->trustfile);
248 list_remove_all(config->trust_info);
249 #endif /* def FEATURE_TRUST */
255 #ifdef FEATURE_GRACEFUL_TERMINATION
256 /*********************************************************************
258 * Function : unload_current_config_file
260 * Description : Unloads current config file - reset to state at
261 * beginning of program.
267 *********************************************************************/
268 void unload_current_config_file(void)
270 if (current_configfile)
272 current_configfile->unloader = unload_configfile;
273 current_configfile = NULL;
279 /*********************************************************************
281 * Function : parse_toggle_value
283 * Description : Parse the value of a directive that can only be
284 * enabled or disabled. Terminates with a fatal error
285 * if the value is NULL or something other than 0 or 1.
288 * 1 : name: The name of the directive. Used for log messages.
289 * 2 : value: The value to parse
292 * Returns : The numerical toggle state
294 *********************************************************************/
295 static int parse_toggle_state(const char *name, const char *value)
298 assert(name != NULL);
299 assert(value != NULL);
301 if ((value == NULL) || (*value == '\0'))
303 log_error(LOG_LEVEL_FATAL, "Directive %s used without argument", name);
306 toggle_state = atoi(value);
309 * Also check the length as atoi() doesn't mind
310 * garbage after a valid integer, but we do.
312 if (((toggle_state != 0) && (toggle_state != 1)) || (strlen(value) != 1))
314 log_error(LOG_LEVEL_FATAL,
315 "Directive %s used with invalid argument '%s'. Use either '0' or '1'.",
324 /*********************************************************************
326 * Function : parse_client_header_order
328 * Description : Parse the value of the header-order directive
331 * 1 : ordered_header_list: List to insert the ordered
333 * 2 : ordered_headers: The ordered header names separated
339 *********************************************************************/
340 static void parse_client_header_order(struct list *ordered_header_list, const char *ordered_headers)
342 char *original_headers_copy;
345 int number_of_headers;
348 assert(ordered_header_list != NULL);
349 assert(ordered_headers != NULL);
351 if (ordered_headers == NULL)
353 log_error(LOG_LEVEL_FATAL, "header-order used without argument");
357 * XXX: This estimate is guaranteed to be high enough as we
358 * let ssplit() ignore empty fields, but also a bit wasteful.
359 * The same hack is used in get_last_url() so it looks like
360 * a real solution is needed.
362 max_segments = strlen(ordered_headers) / 2;
363 if (max_segments == 0)
367 vector = malloc_or_die(max_segments * sizeof(char *));
369 original_headers_copy = strdup_or_die(ordered_headers);
371 number_of_headers = ssplit(original_headers_copy, "\t ", vector, max_segments);
372 if (number_of_headers == -1)
374 log_error(LOG_LEVEL_FATAL, "Failed to split ordered headers");
377 for (i = 0; i < number_of_headers; i++)
379 if (JB_ERR_OK != enlist(ordered_header_list, vector[i]))
381 log_error(LOG_LEVEL_FATAL,
382 "Failed to enlist ordered header: %s", vector[i]);
387 freez(original_headers_copy);
394 /*********************************************************************
396 * Function : load_config
398 * Description : Load the config file and all parameters.
400 * XXX: more than thousand lines long
401 * and thus in serious need of refactoring.
405 * Returns : The configuration_spec, or NULL on error.
407 *********************************************************************/
408 struct configuration_spec * load_config(void)
412 FILE *configfp = NULL;
413 struct configuration_spec * config = NULL;
414 struct client_state * fake_csp;
415 struct file_list *fs;
416 unsigned long linenum = 0;
418 char *logfile = NULL;
420 if (!check_file_changed(current_configfile, configfile, &fs))
422 /* No need to load */
423 return ((struct configuration_spec *)current_configfile->f);
427 log_error(LOG_LEVEL_FATAL,
428 "can't check configuration file '%s': %E", configfile);
432 if (NULL != current_configfile)
434 log_error(LOG_LEVEL_INFO, "Reloading configuration file '%s'", configfile);
437 #ifdef FEATURE_TOGGLE
438 global_toggle_state = 1;
439 #endif /* def FEATURE_TOGGLE */
441 fs->f = config = (struct configuration_spec *)zalloc(sizeof(*config));
447 log_error(LOG_LEVEL_FATAL, "can't allocate memory for configuration");
452 * This is backwards from how it's usually done.
453 * Following the usual pattern, "fs" would be stored in a member
454 * variable in "csp", and then we'd access "config" from "fs->f",
455 * using a cast. However, "config" is used so often that a
456 * cast each time would be very ugly, and the extra indirection
457 * would waste CPU cycles. Therefore we store "config" in
458 * "csp->config", and "fs" in "csp->config->config_file_list".
460 config->config_file_list = fs;
465 config->multi_threaded = 1;
466 config->buffer_limit = 4096 * 1024;
467 config->usermanual = strdup(USER_MANUAL_URL);
468 config->proxy_args = strdup("");
469 config->forwarded_connect_retries = 0;
471 * 128 client sockets ought to be enough for everybody who can't
472 * be bothered to read the documentation to figure out how to
473 * increase the limit.
475 config->max_client_connections = 128;
476 config->socket_timeout = 300; /* XXX: Should be a macro. */
477 #ifdef FEATURE_CONNECTION_KEEP_ALIVE
478 config->default_server_timeout = 0;
479 config->keep_alive_timeout = DEFAULT_KEEP_ALIVE_TIMEOUT;
480 config->feature_flags &= ~RUNTIME_FEATURE_CONNECTION_KEEP_ALIVE;
481 config->feature_flags &= ~RUNTIME_FEATURE_CONNECTION_SHARING;
483 config->feature_flags &= ~RUNTIME_FEATURE_CGI_TOGGLE;
484 config->feature_flags &= ~RUNTIME_FEATURE_SPLIT_LARGE_FORMS;
485 config->feature_flags &= ~RUNTIME_FEATURE_ACCEPT_INTERCEPTED_REQUESTS;
486 config->feature_flags &= ~RUNTIME_FEATURE_EMPTY_DOC_RETURNS_OK;
487 #ifdef FEATURE_COMPRESSION
488 config->feature_flags &= ~RUNTIME_FEATURE_COMPRESSION;
490 * XXX: Run some benchmarks to see if there are better default values.
492 config->compression_level = 1;
494 config->feature_flags &= ~RUNTIME_FEATURE_TOLERATE_PIPELINING;
496 configfp = fopen(configfile, "r");
497 if (NULL == configfp)
499 log_error(LOG_LEVEL_FATAL,
500 "can't open configuration file '%s': %E", configfile);
501 /* Never get here - LOG_LEVEL_FATAL causes program exit */
504 while (read_config_line(configfp, &linenum, &buf) != NULL)
506 char cmd[BUFFER_SIZE];
507 char arg[BUFFER_SIZE];
508 char tmp[BUFFER_SIZE];
510 struct access_control_list *cur_acl;
511 #endif /* def FEATURE_ACL */
512 struct forward_spec *cur_fwd;
515 unsigned int directive_hash;
517 strlcpy(tmp, buf, sizeof(tmp));
519 /* Copy command (i.e. up to space or tab) into cmd */
522 while (*p && (*p != ' ') && (*p != '\t'))
528 /* Skip over the whitespace in buf */
529 while (*p && ((*p == ' ') || (*p == '\t')))
534 /* Copy the argument into arg */
535 if (strlcpy(arg, p, sizeof(arg)) >= sizeof(arg))
537 log_error(LOG_LEVEL_FATAL, "Config line too long: %s", buf);
540 /* Should never happen, but check this anyway */
547 /* Make sure the command field is lower case */
548 for (p = cmd; *p; p++)
550 if (privoxy_isupper(*p))
552 *p = (char)privoxy_tolower(*p);
556 directive_hash = hash_string(cmd);
557 switch (directive_hash)
559 /* *************************************************************************
560 * actionsfile actions-file-name
561 * In confdir by default
562 * *************************************************************************/
563 case hash_actions_file :
565 while ((i < MAX_AF_FILES) && (NULL != config->actions_file[i]))
570 if (i >= MAX_AF_FILES)
572 log_error(LOG_LEVEL_FATAL, "Too many 'actionsfile' directives in config file - limit is %d.\n"
573 "(You can increase this limit by changing MAX_AF_FILES in project.h and recompiling).",
576 config->actions_file_short[i] = strdup(arg);
577 config->actions_file[i] = make_path(config->confdir, arg);
580 /* *************************************************************************
581 * accept-intercepted-requests
582 * *************************************************************************/
583 case hash_accept_intercepted_requests:
584 if (parse_toggle_state(cmd, arg) == 1)
586 config->feature_flags |= RUNTIME_FEATURE_ACCEPT_INTERCEPTED_REQUESTS;
590 config->feature_flags &= ~RUNTIME_FEATURE_ACCEPT_INTERCEPTED_REQUESTS;
594 /* *************************************************************************
595 * admin-address email-address
596 * *************************************************************************/
597 case hash_admin_address :
598 freez(config->admin_address);
599 config->admin_address = strdup(arg);
602 /* *************************************************************************
603 * allow-cgi-request-crunching
604 * *************************************************************************/
605 case hash_allow_cgi_request_crunching:
606 if (parse_toggle_state(cmd, arg) == 1)
608 config->feature_flags |= RUNTIME_FEATURE_CGI_CRUNCHING;
612 config->feature_flags &= ~RUNTIME_FEATURE_CGI_CRUNCHING;
616 /* *************************************************************************
618 * *************************************************************************/
619 case hash_buffer_limit :
620 config->buffer_limit = (size_t)(1024 * atoi(arg));
623 /* *************************************************************************
624 * client-header-order header-1 header-2 ... header-n
625 * *************************************************************************/
626 case hash_client_header_order:
627 list_remove_all(config->ordered_client_headers);
628 parse_client_header_order(config->ordered_client_headers, arg);
631 /* *************************************************************************
632 * confdir directory-name
633 * *************************************************************************/
635 freez(config->confdir);
636 config->confdir = make_path(NULL, arg);
639 /* *************************************************************************
640 * compression-level 0-9
641 * *************************************************************************/
642 #ifdef FEATURE_COMPRESSION
643 case hash_compression_level :
646 int compression_level = atoi(arg);
647 if (-1 <= compression_level && compression_level <= 9)
649 config->compression_level = compression_level;;
653 log_error(LOG_LEVEL_FATAL,
654 "Invalid compression-level value: %s", arg);
659 log_error(LOG_LEVEL_FATAL,
660 "Invalid compression-level directive. Compression value missing");
665 /* *************************************************************************
666 * connection-sharing (0|1)
667 * *************************************************************************/
668 #ifdef FEATURE_CONNECTION_SHARING
669 case hash_connection_sharing :
670 if (parse_toggle_state(cmd, arg) == 1)
672 config->feature_flags |= RUNTIME_FEATURE_CONNECTION_SHARING;
676 config->feature_flags &= ~RUNTIME_FEATURE_CONNECTION_SHARING;
681 /* *************************************************************************
683 * Specifies debug level, multiple values are ORed together.
684 * *************************************************************************/
686 config->debug |= atoi(arg);
689 /* *************************************************************************
690 * default-server-timeout timeout
691 * *************************************************************************/
692 #ifdef FEATURE_CONNECTION_KEEP_ALIVE
693 case hash_default_server_timeout :
696 int timeout = atoi(arg);
699 config->default_server_timeout = (unsigned int)timeout;
703 log_error(LOG_LEVEL_FATAL,
704 "Invalid default-server-timeout value: %s", arg);
710 /* *************************************************************************
711 * deny-access source-ip[/significant-bits] [dest-ip[/significant-bits]]
712 * *************************************************************************/
714 case hash_deny_access:
715 strlcpy(tmp, arg, sizeof(tmp));
716 vec_count = ssplit(tmp, " \t", vec, SZ(vec));
718 if ((vec_count != 1) && (vec_count != 2))
720 log_error(LOG_LEVEL_ERROR, "Wrong number of parameters for "
721 "deny-access directive in configuration file.");
722 string_append(&config->proxy_args,
723 "<br>\nWARNING: Wrong number of parameters for "
724 "deny-access directive in configuration file.<br><br>\n");
728 /* allocate a new node */
729 cur_acl = (struct access_control_list *) zalloc(sizeof(*cur_acl));
733 log_error(LOG_LEVEL_FATAL, "can't allocate memory for configuration");
734 /* Never get here - LOG_LEVEL_FATAL causes program exit */
737 cur_acl->action = ACL_DENY;
739 if (acl_addr(vec[0], cur_acl->src) < 0)
741 log_error(LOG_LEVEL_ERROR, "Invalid source address, port or netmask "
742 "for deny-access directive in configuration file: \"%s\"", vec[0]);
743 string_append(&config->proxy_args,
744 "<br>\nWARNING: Invalid source address, port or netmask "
745 "for deny-access directive in configuration file: \"");
746 string_append(&config->proxy_args,
748 string_append(&config->proxy_args,
755 if (acl_addr(vec[1], cur_acl->dst) < 0)
757 log_error(LOG_LEVEL_ERROR, "Invalid destination address, port or netmask "
758 "for deny-access directive in configuration file: \"%s\"", vec[1]);
759 string_append(&config->proxy_args,
760 "<br>\nWARNING: Invalid destination address, port or netmask "
761 "for deny-access directive in configuration file: \"");
762 string_append(&config->proxy_args,
764 string_append(&config->proxy_args,
773 cur_acl->wildcard_dst = 1;
775 #endif /* def HAVE_RFC2553 */
778 * Add it to the list. Note we reverse the list to get the
779 * behaviour the user expects. With both the ACL and
780 * actions file, the last match wins. However, the internal
781 * implementations are different: The actions file is stored
782 * in the same order as the file, and scanned completely.
783 * With the ACL, we reverse the order as we load it, then
784 * when we scan it we stop as soon as we get a match.
786 cur_acl->next = config->acl;
787 config->acl = cur_acl;
790 #endif /* def FEATURE_ACL */
792 /* *************************************************************************
793 * enable-edit-actions 0|1
794 * *************************************************************************/
795 #ifdef FEATURE_CGI_EDIT_ACTIONS
796 case hash_enable_edit_actions:
797 if (parse_toggle_state(cmd, arg) == 1)
799 config->feature_flags |= RUNTIME_FEATURE_CGI_EDIT_ACTIONS;
803 config->feature_flags &= ~RUNTIME_FEATURE_CGI_EDIT_ACTIONS;
806 #endif /* def FEATURE_CGI_EDIT_ACTIONS */
808 /* *************************************************************************
809 * enable-compression 0|1
810 * *************************************************************************/
811 #ifdef FEATURE_COMPRESSION
812 case hash_enable_compression:
813 if (parse_toggle_state(cmd, arg) == 1)
815 config->feature_flags |= RUNTIME_FEATURE_COMPRESSION;
819 config->feature_flags &= ~RUNTIME_FEATURE_COMPRESSION;
822 #endif /* def FEATURE_COMPRESSION */
825 /* *************************************************************************
826 * enable-remote-toggle 0|1
827 * *************************************************************************/
828 #ifdef FEATURE_TOGGLE
829 case hash_enable_remote_toggle:
830 if (parse_toggle_state(cmd, arg) == 1)
832 config->feature_flags |= RUNTIME_FEATURE_CGI_TOGGLE;
836 config->feature_flags &= ~RUNTIME_FEATURE_CGI_TOGGLE;
839 #endif /* def FEATURE_TOGGLE */
841 /* *************************************************************************
842 * enable-remote-http-toggle 0|1
843 * *************************************************************************/
844 case hash_enable_remote_http_toggle:
845 if (parse_toggle_state(cmd, arg) == 1)
847 config->feature_flags |= RUNTIME_FEATURE_HTTP_TOGGLE;
851 config->feature_flags &= ~RUNTIME_FEATURE_HTTP_TOGGLE;
855 /* *************************************************************************
857 * *************************************************************************/
858 case hash_enforce_blocks:
859 #ifdef FEATURE_FORCE_LOAD
860 if (parse_toggle_state(cmd, arg) == 1)
862 config->feature_flags |= RUNTIME_FEATURE_ENFORCE_BLOCKS;
866 config->feature_flags &= ~RUNTIME_FEATURE_ENFORCE_BLOCKS;
869 log_error(LOG_LEVEL_ERROR, "Ignoring directive 'enforce-blocks'. "
870 "FEATURE_FORCE_LOAD is disabled, blocks will always be enforced.");
871 #endif /* def FEATURE_FORCE_LOAD */
874 /* *************************************************************************
875 * filterfile file-name
876 * In confdir by default.
877 * *************************************************************************/
878 case hash_filterfile :
880 while ((i < MAX_AF_FILES) && (NULL != config->re_filterfile[i]))
885 if (i >= MAX_AF_FILES)
887 log_error(LOG_LEVEL_FATAL, "Too many 'filterfile' directives in config file - limit is %d.\n"
888 "(You can increase this limit by changing MAX_AF_FILES in project.h and recompiling).",
891 config->re_filterfile_short[i] = strdup(arg);
892 config->re_filterfile[i] = make_path(config->confdir, arg);
896 /* *************************************************************************
897 * forward url-pattern (.|http-proxy-host[:port])
898 * *************************************************************************/
900 strlcpy(tmp, arg, sizeof(tmp));
901 vec_count = ssplit(tmp, " \t", vec, SZ(vec));
905 log_error(LOG_LEVEL_ERROR, "Wrong number of parameters for forward "
906 "directive in configuration file.");
907 string_append(&config->proxy_args,
908 "<br>\nWARNING: Wrong number of parameters for "
909 "forward directive in configuration file.");
913 /* allocate a new node */
914 cur_fwd = zalloc(sizeof(*cur_fwd));
917 log_error(LOG_LEVEL_FATAL, "can't allocate memory for configuration");
918 /* Never get here - LOG_LEVEL_FATAL causes program exit */
922 cur_fwd->type = SOCKS_NONE;
924 /* Save the URL pattern */
925 if (create_url_spec(cur_fwd->url, vec[0]))
927 log_error(LOG_LEVEL_ERROR, "Bad URL specifier for forward "
928 "directive in configuration file.");
929 string_append(&config->proxy_args,
930 "<br>\nWARNING: Bad URL specifier for "
931 "forward directive in configuration file.");
935 /* Parse the parent HTTP proxy host:port */
938 if (strcmp(p, ".") != 0)
940 cur_fwd->forward_port = 8000;
941 parse_forwarder_address(p, &cur_fwd->forward_host,
942 &cur_fwd->forward_port);
946 cur_fwd->next = config->forward;
947 config->forward = cur_fwd;
951 /* *************************************************************************
952 * forward-socks4 url-pattern socks-proxy[:port] (.|http-proxy[:port])
953 * *************************************************************************/
954 case hash_forward_socks4:
955 strlcpy(tmp, arg, sizeof(tmp));
956 vec_count = ssplit(tmp, " \t", vec, SZ(vec));
960 log_error(LOG_LEVEL_ERROR, "Wrong number of parameters for "
961 "forward-socks4 directive in configuration file.");
962 string_append(&config->proxy_args,
963 "<br>\nWARNING: Wrong number of parameters for "
964 "forward-socks4 directive in configuration file.");
968 /* allocate a new node */
969 cur_fwd = zalloc(sizeof(*cur_fwd));
972 log_error(LOG_LEVEL_FATAL, "can't allocate memory for configuration");
973 /* Never get here - LOG_LEVEL_FATAL causes program exit */
977 cur_fwd->type = SOCKS_4;
979 /* Save the URL pattern */
980 if (create_url_spec(cur_fwd->url, vec[0]))
982 log_error(LOG_LEVEL_ERROR, "Bad URL specifier for forward-socks4 "
983 "directive in configuration file.");
984 string_append(&config->proxy_args,
985 "<br>\nWARNING: Bad URL specifier for "
986 "forward-socks4 directive in configuration file.");
990 /* Parse the SOCKS proxy host[:port] */
993 /* XXX: This check looks like a bug. */
994 if (strcmp(p, ".") != 0)
996 cur_fwd->gateway_port = 1080;
997 parse_forwarder_address(p, &cur_fwd->gateway_host,
998 &cur_fwd->gateway_port);
1001 /* Parse the parent HTTP proxy host[:port] */
1004 if (strcmp(p, ".") != 0)
1006 cur_fwd->forward_port = 8000;
1007 parse_forwarder_address(p, &cur_fwd->forward_host,
1008 &cur_fwd->forward_port);
1012 cur_fwd->next = config->forward;
1013 config->forward = cur_fwd;
1017 /* *************************************************************************
1018 * forward-socks4a url-pattern socks-proxy[:port] (.|http-proxy[:port])
1019 * *************************************************************************/
1020 case hash_forward_socks4a:
1021 case hash_forward_socks5:
1022 case hash_forward_socks5t:
1023 strlcpy(tmp, arg, sizeof(tmp));
1024 vec_count = ssplit(tmp, " \t", vec, SZ(vec));
1028 log_error(LOG_LEVEL_ERROR, "Wrong number of parameters for "
1029 "forward-socks4a directive in configuration file.");
1030 string_append(&config->proxy_args,
1031 "<br>\nWARNING: Wrong number of parameters for "
1032 "forward-socks4a directive in configuration file.");
1036 /* allocate a new node */
1037 cur_fwd = zalloc(sizeof(*cur_fwd));
1038 if (cur_fwd == NULL)
1040 log_error(LOG_LEVEL_FATAL, "can't allocate memory for configuration");
1041 /* Never get here - LOG_LEVEL_FATAL causes program exit */
1045 if (directive_hash == hash_forward_socks4a)
1047 cur_fwd->type = SOCKS_4A;
1049 else if (directive_hash == hash_forward_socks5)
1051 cur_fwd->type = SOCKS_5;
1055 assert(directive_hash == hash_forward_socks5t);
1056 cur_fwd->type = SOCKS_5T;
1059 /* Save the URL pattern */
1060 if (create_url_spec(cur_fwd->url, vec[0]))
1062 log_error(LOG_LEVEL_ERROR, "Bad URL specifier for forward-socks4a "
1063 "directive in configuration file.");
1064 string_append(&config->proxy_args,
1065 "<br>\nWARNING: Bad URL specifier for "
1066 "forward-socks4a directive in configuration file.");
1070 /* Parse the SOCKS proxy host[:port] */
1073 cur_fwd->gateway_port = 1080;
1074 parse_forwarder_address(p, &cur_fwd->gateway_host,
1075 &cur_fwd->gateway_port);
1077 /* Parse the parent HTTP proxy host[:port] */
1080 if (strcmp(p, ".") != 0)
1082 cur_fwd->forward_port = 8000;
1083 parse_forwarder_address(p, &cur_fwd->forward_host,
1084 &cur_fwd->forward_port);
1088 cur_fwd->next = config->forward;
1089 config->forward = cur_fwd;
1093 /* *************************************************************************
1094 * forwarded-connect-retries n
1095 * *************************************************************************/
1096 case hash_forwarded_connect_retries :
1097 config->forwarded_connect_retries = atoi(arg);
1100 /* *************************************************************************
1101 * handle-as-empty-doc-returns-ok 0|1
1103 * Workaround for firefox hanging on blocked javascript pages.
1104 * Block with the "+handle-as-empty-document" flag and set the
1105 * "handle-as-empty-doc-returns-ok" run-time config flag so that
1106 * Privoxy returns a 200/OK status instead of a 403/Forbidden status
1107 * to the browser for blocked pages.
1108 ***************************************************************************/
1109 case hash_handle_as_empty_returns_ok:
1110 if (parse_toggle_state(cmd, arg) == 1)
1112 config->feature_flags |= RUNTIME_FEATURE_EMPTY_DOC_RETURNS_OK;
1116 config->feature_flags &= ~RUNTIME_FEATURE_EMPTY_DOC_RETURNS_OK;
1120 /* *************************************************************************
1121 * hostname hostname-to-show-on-cgi-pages
1122 * *************************************************************************/
1123 case hash_hostname :
1124 freez(config->hostname);
1125 config->hostname = strdup(arg);
1126 if (NULL == config->hostname)
1128 log_error(LOG_LEVEL_FATAL, "Out of memory saving hostname.");
1132 /* *************************************************************************
1133 * keep-alive-timeout timeout
1134 * *************************************************************************/
1135 #ifdef FEATURE_CONNECTION_KEEP_ALIVE
1136 case hash_keep_alive_timeout :
1139 int timeout = atoi(arg);
1142 config->feature_flags |= RUNTIME_FEATURE_CONNECTION_KEEP_ALIVE;
1143 config->keep_alive_timeout = (unsigned int)timeout;
1147 config->feature_flags &= ~RUNTIME_FEATURE_CONNECTION_KEEP_ALIVE;
1153 /* *************************************************************************
1154 * listen-address [ip][:port]
1155 * *************************************************************************/
1156 case hash_listen_address :
1158 while ((i < MAX_LISTENING_SOCKETS) && (NULL != config->haddr[i]))
1163 if (i >= MAX_LISTENING_SOCKETS)
1165 log_error(LOG_LEVEL_FATAL, "Too many 'listen-address' directives in config file - limit is %d.\n"
1166 "(You can increase this limit by changing MAX_LISTENING_SOCKETS in project.h and recompiling).",
1167 MAX_LISTENING_SOCKETS);
1169 config->haddr[i] = strdup(arg);
1170 if (NULL == config->haddr[i])
1172 log_error(LOG_LEVEL_FATAL, "Out of memory while copying listening address");
1176 /* *************************************************************************
1177 * logdir directory-name
1178 * *************************************************************************/
1180 freez(config->logdir);
1181 config->logdir = make_path(NULL, arg);
1184 /* *************************************************************************
1185 * logfile log-file-name
1186 * In logdir by default
1187 * *************************************************************************/
1191 logfile = make_path(config->logdir, arg);
1192 if (NULL == logfile)
1194 log_error(LOG_LEVEL_FATAL, "Out of memory while creating logfile path");
1199 /* *************************************************************************
1200 * max-client-connections number
1201 * *************************************************************************/
1202 case hash_max_client_connections :
1205 int max_client_connections = atoi(arg);
1206 if (0 <= max_client_connections)
1208 config->max_client_connections = max_client_connections;
1213 /* *************************************************************************
1214 * permit-access source-ip[/significant-bits] [dest-ip[/significant-bits]]
1215 * *************************************************************************/
1217 case hash_permit_access:
1218 strlcpy(tmp, arg, sizeof(tmp));
1219 vec_count = ssplit(tmp, " \t", vec, SZ(vec));
1221 if ((vec_count != 1) && (vec_count != 2))
1223 log_error(LOG_LEVEL_ERROR, "Wrong number of parameters for "
1224 "permit-access directive in configuration file.");
1225 string_append(&config->proxy_args,
1226 "<br>\nWARNING: Wrong number of parameters for "
1227 "permit-access directive in configuration file.<br><br>\n");
1232 /* allocate a new node */
1233 cur_acl = (struct access_control_list *) zalloc(sizeof(*cur_acl));
1235 if (cur_acl == NULL)
1237 log_error(LOG_LEVEL_FATAL, "can't allocate memory for configuration");
1238 /* Never get here - LOG_LEVEL_FATAL causes program exit */
1241 cur_acl->action = ACL_PERMIT;
1243 if (acl_addr(vec[0], cur_acl->src) < 0)
1245 log_error(LOG_LEVEL_ERROR, "Invalid source address, port or netmask "
1246 "for permit-access directive in configuration file: \"%s\"", vec[0]);
1247 string_append(&config->proxy_args,
1248 "<br>\nWARNING: Invalid source address, port or netmask for "
1249 "permit-access directive in configuration file: \"");
1250 string_append(&config->proxy_args,
1252 string_append(&config->proxy_args,
1259 if (acl_addr(vec[1], cur_acl->dst) < 0)
1261 log_error(LOG_LEVEL_ERROR, "Invalid destination address, port or netmask "
1262 "for permit-access directive in configuration file: \"%s\"", vec[1]);
1263 string_append(&config->proxy_args,
1264 "<br>\nWARNING: Invalid destination address, port or netmask for "
1265 "permit-access directive in configuration file: \"");
1266 string_append(&config->proxy_args,
1268 string_append(&config->proxy_args,
1277 cur_acl->wildcard_dst = 1;
1279 #endif /* def HAVE_RFC2553 */
1282 * Add it to the list. Note we reverse the list to get the
1283 * behaviour the user expects. With both the ACL and
1284 * actions file, the last match wins. However, the internal
1285 * implementations are different: The actions file is stored
1286 * in the same order as the file, and scanned completely.
1287 * With the ACL, we reverse the order as we load it, then
1288 * when we scan it we stop as soon as we get a match.
1290 cur_acl->next = config->acl;
1291 config->acl = cur_acl;
1294 #endif /* def FEATURE_ACL */
1296 /* *************************************************************************
1297 * proxy-info-url url
1298 * *************************************************************************/
1299 case hash_proxy_info_url :
1300 freez(config->proxy_info_url);
1301 config->proxy_info_url = strdup(arg);
1304 /* *************************************************************************
1306 * *************************************************************************/
1307 case hash_single_threaded :
1308 config->multi_threaded = 0;
1311 /* *************************************************************************
1312 * socket-timeout numer_of_seconds
1313 * *************************************************************************/
1314 case hash_socket_timeout :
1317 int socket_timeout = atoi(arg);
1318 if (0 <= socket_timeout)
1320 config->socket_timeout = socket_timeout;
1324 log_error(LOG_LEVEL_FATAL,
1325 "Invalid socket-timeout: '%s'", arg);
1330 /* *************************************************************************
1331 * split-large-cgi-forms
1332 * *************************************************************************/
1333 case hash_split_large_cgi_forms :
1334 if (parse_toggle_state(cmd, arg) == 1)
1336 config->feature_flags |= RUNTIME_FEATURE_SPLIT_LARGE_FORMS;
1340 config->feature_flags &= ~RUNTIME_FEATURE_SPLIT_LARGE_FORMS;
1344 /* *************************************************************************
1345 * templdir directory-name
1346 * *************************************************************************/
1347 case hash_templdir :
1348 freez(config->templdir);
1349 config->templdir = make_path(NULL, arg);
1352 /* *************************************************************************
1353 * tolerate-pipelining (0|1)
1354 * *************************************************************************/
1355 case hash_tolerate_pipelining :
1356 if (parse_toggle_state(cmd, arg) == 1)
1358 config->feature_flags |= RUNTIME_FEATURE_TOLERATE_PIPELINING;
1362 config->feature_flags &= ~RUNTIME_FEATURE_TOLERATE_PIPELINING;
1366 /* *************************************************************************
1368 * *************************************************************************/
1369 #ifdef FEATURE_TOGGLE
1371 global_toggle_state = parse_toggle_state(cmd, arg);
1373 #endif /* def FEATURE_TOGGLE */
1375 /* *************************************************************************
1376 * trust-info-url url
1377 * *************************************************************************/
1378 #ifdef FEATURE_TRUST
1379 case hash_trust_info_url :
1380 enlist(config->trust_info, arg);
1382 #endif /* def FEATURE_TRUST */
1384 /* *************************************************************************
1385 * trustfile filename
1386 * (In confdir by default.)
1387 * *************************************************************************/
1388 #ifdef FEATURE_TRUST
1389 case hash_trustfile :
1390 freez(config->trustfile);
1391 config->trustfile = make_path(config->confdir, arg);
1393 #endif /* def FEATURE_TRUST */
1395 /* *************************************************************************
1397 * *************************************************************************/
1398 case hash_usermanual :
1400 * XXX: If this isn't the first config directive, the
1401 * show-status page links to the website documentation
1402 * for the directives that were already parsed. Lame.
1404 freez(config->usermanual);
1405 config->usermanual = strdup(arg);
1408 /* *************************************************************************
1409 * Win32 Console options:
1410 * *************************************************************************/
1412 /* *************************************************************************
1414 * *************************************************************************/
1416 case hash_hide_console :
1419 #endif /*def _WIN_CONSOLE*/
1422 /* *************************************************************************
1423 * Win32 GUI options:
1424 * *************************************************************************/
1426 #if defined(_WIN32) && ! defined(_WIN_CONSOLE)
1427 /* *************************************************************************
1428 * activity-animation (0|1)
1429 * *************************************************************************/
1430 case hash_activity_animation :
1431 g_bShowActivityAnimation = parse_toggle_state(cmd, arg);
1434 /* *************************************************************************
1435 * close-button-minimizes (0|1)
1436 * *************************************************************************/
1437 case hash_close_button_minimizes :
1438 g_bCloseHidesWindow = parse_toggle_state(cmd, arg);
1441 /* *************************************************************************
1442 * log-buffer-size (0|1)
1443 * *************************************************************************/
1444 case hash_log_buffer_size :
1445 g_bLimitBufferSize = parse_toggle_state(cmd, arg);
1448 /* *************************************************************************
1449 * log-font-name fontname
1450 * *************************************************************************/
1451 case hash_log_font_name :
1452 if (strlcpy(g_szFontFaceName, arg,
1453 sizeof(g_szFontFaceName)) >= sizeof(g_szFontFaceName))
1455 log_error(LOG_LEVEL_FATAL,
1456 "log-font-name argument '%s' is longer than %u characters.",
1457 arg, sizeof(g_szFontFaceName)-1);
1461 /* *************************************************************************
1463 * *************************************************************************/
1464 case hash_log_font_size :
1465 g_nFontSize = atoi(arg);
1468 /* *************************************************************************
1469 * log-highlight-messages (0|1)
1470 * *************************************************************************/
1471 case hash_log_highlight_messages :
1472 g_bHighlightMessages = parse_toggle_state(cmd, arg);
1475 /* *************************************************************************
1477 * *************************************************************************/
1478 case hash_log_max_lines :
1479 g_nMaxBufferLines = atoi(arg);
1482 /* *************************************************************************
1483 * log-messages (0|1)
1484 * *************************************************************************/
1485 case hash_log_messages :
1486 g_bLogMessages = parse_toggle_state(cmd, arg);
1489 /* *************************************************************************
1490 * show-on-task-bar (0|1)
1491 * *************************************************************************/
1492 case hash_show_on_task_bar :
1493 g_bShowOnTaskBar = parse_toggle_state(cmd, arg);
1496 #endif /* defined(_WIN32) && ! defined(_WIN_CONSOLE) */
1499 /* *************************************************************************
1500 * Warnings about unsupported features
1501 * *************************************************************************/
1503 case hash_deny_access:
1504 #endif /* ndef FEATURE_ACL */
1505 #ifndef FEATURE_CGI_EDIT_ACTIONS
1506 case hash_enable_edit_actions:
1507 #endif /* ndef FEATURE_CGI_EDIT_ACTIONS */
1508 #ifndef FEATURE_TOGGLE
1509 case hash_enable_remote_toggle:
1510 #endif /* ndef FEATURE_TOGGLE */
1512 case hash_permit_access:
1513 #endif /* ndef FEATURE_ACL */
1514 #ifndef FEATURE_TOGGLE
1516 #endif /* ndef FEATURE_TOGGLE */
1517 #ifndef FEATURE_TRUST
1518 case hash_trustfile :
1519 case hash_trust_info_url :
1520 #endif /* ndef FEATURE_TRUST */
1522 #ifndef _WIN_CONSOLE
1523 case hash_hide_console :
1524 #endif /* ndef _WIN_CONSOLE */
1526 #if defined(_WIN_CONSOLE) || ! defined(_WIN32)
1527 case hash_activity_animation :
1528 case hash_close_button_minimizes :
1529 case hash_log_buffer_size :
1530 case hash_log_font_name :
1531 case hash_log_font_size :
1532 case hash_log_highlight_messages :
1533 case hash_log_max_lines :
1534 case hash_log_messages :
1535 case hash_show_on_task_bar :
1536 #endif /* defined(_WIN_CONSOLE) || ! defined(_WIN32) */
1537 /* These warnings are annoying - so hide them. -- Jon */
1538 /* log_error(LOG_LEVEL_INFO, "Unsupported directive \"%s\" ignored.", cmd); */
1541 /* *************************************************************************/
1543 /* *************************************************************************/
1545 * I decided that I liked this better as a warning than an
1546 * error. To change back to an error, just change log level
1547 * to LOG_LEVEL_FATAL.
1549 log_error(LOG_LEVEL_ERROR, "Ignoring unrecognized directive "
1550 "'%s' (%uU) in line %lu in configuration file (%s).",
1551 buf, directive_hash, linenum, configfile);
1552 string_append(&config->proxy_args,
1553 " <strong class='warning'>Warning: Ignoring unrecognized directive:</strong>");
1556 /* *************************************************************************/
1557 } /* end switch(hash_string(cmd)) */
1559 /* Save the argument for the show-status page. */
1560 savearg(cmd, arg, config);
1562 } /* end while (read_config_line(...)) */
1566 set_debug_level(config->debug);
1568 freez(config->logfile);
1572 if (NULL != logfile)
1574 config->logfile = logfile;
1575 init_error_log(Argv[0], config->logfile);
1583 #ifdef FEATURE_CONNECTION_KEEP_ALIVE
1584 if (config->default_server_timeout > config->keep_alive_timeout)
1586 log_error(LOG_LEVEL_ERROR,
1587 "Reducing the default-server-timeout from %d to the keep-alive-timeout %d.",
1588 config->default_server_timeout, config->keep_alive_timeout);
1589 config->default_server_timeout = config->keep_alive_timeout;
1591 #endif /* def FEATURE_CONNECTION_KEEP_ALIVE */
1593 #ifdef FEATURE_CONNECTION_SHARING
1594 if (config->feature_flags & RUNTIME_FEATURE_CONNECTION_KEEP_ALIVE)
1596 if (config->multi_threaded)
1598 set_keep_alive_timeout(config->keep_alive_timeout);
1603 * While we could use keep-alive without multiple threads
1604 * if we didn't bother with enforcing the connection timeout,
1605 * that might make Tor users sad, even though they shouldn't
1606 * enable the single-threaded option anyway.
1608 * XXX: We could still use Proxy-Connection: keep-alive.
1610 config->feature_flags &= ~RUNTIME_FEATURE_CONNECTION_KEEP_ALIVE;
1611 log_error(LOG_LEVEL_ERROR,
1612 "Config option single-threaded disables connection keep-alive.");
1615 else if ((config->feature_flags & RUNTIME_FEATURE_CONNECTION_SHARING))
1617 log_error(LOG_LEVEL_ERROR, "Config option connection-sharing "
1618 "has no effect if keep-alive-timeout isn't set.");
1619 config->feature_flags &= ~RUNTIME_FEATURE_CONNECTION_SHARING;
1621 #endif /* def FEATURE_CONNECTION_SHARING */
1623 if (NULL == config->proxy_args)
1625 log_error(LOG_LEVEL_FATAL, "Out of memory loading config - insufficient memory for config->proxy_args");
1628 if (config->re_filterfile[0])
1630 add_loader(load_re_filterfiles, config);
1633 if (config->actions_file[0])
1635 add_loader(load_action_files, config);
1638 #ifdef FEATURE_TRUST
1639 if (config->trustfile)
1641 add_loader(load_trustfile, config);
1643 #endif /* def FEATURE_TRUST */
1645 if (NULL == config->haddr[0])
1647 config->haddr[0] = strdup(HADDR_DEFAULT);
1648 if (NULL == config->haddr[0])
1650 log_error(LOG_LEVEL_FATAL, "Out of memory while copying default listening address");
1654 for (i = 0; i < MAX_LISTENING_SOCKETS && NULL != config->haddr[i]; i++)
1656 if ((*config->haddr[i] == '[')
1657 && (NULL != (p = strchr(config->haddr[i], ']')))
1659 && (0 < (config->hport[i] = atoi(p + 2))))
1662 memmove((void *)config->haddr[i], config->haddr[i] + 1,
1663 (size_t)(p - config->haddr[i]));
1665 else if (NULL != (p = strchr(config->haddr[i], ':'))
1666 && (0 < (config->hport[i] = atoi(p + 1))))
1672 log_error(LOG_LEVEL_FATAL, "invalid bind port spec %s", config->haddr[i]);
1673 /* Never get here - LOG_LEVEL_FATAL causes program exit */
1675 if (*config->haddr[i] == '\0')
1678 * Only the port specified. We stored it in config->hport[i]
1679 * and don't need its text representation anymore.
1680 * Use config->hport[i] == 0 to iterate listening addresses since
1683 freez(config->haddr[i]);
1688 * Want to run all the loaders once now.
1690 * Need to set up a fake csp, so they can get to the config.
1692 fake_csp = (struct client_state *) zalloc (sizeof(*fake_csp));
1693 fake_csp->config = config;
1695 if (run_loader(fake_csp))
1698 log_error(LOG_LEVEL_FATAL, "A loader failed while loading config file. Exiting.");
1699 /* Never get here - LOG_LEVEL_FATAL causes program exit */
1703 /* FIXME: this is a kludge for win32 */
1704 #if defined(_WIN32) && !defined (_WIN_CONSOLE)
1706 g_default_actions_file = config->actions_file[1]; /* FIXME Hope this is default.action */
1707 g_user_actions_file = config->actions_file[2]; /* FIXME Hope this is user.action */
1708 g_default_filterfile = config->re_filterfile[0]; /* FIXME Hope this is default.filter */
1709 g_user_filterfile = config->re_filterfile[1]; /* FIXME Hope this is user.filter */
1711 #ifdef FEATURE_TRUST
1712 g_trustfile = config->trustfile;
1713 #endif /* def FEATURE_TRUST */
1716 #endif /* defined(_WIN32) && !defined (_WIN_CONSOLE) */
1717 /* FIXME: end kludge */
1720 config->need_bind = 1;
1722 if (current_configfile)
1724 struct configuration_spec * oldcfg = (struct configuration_spec *)
1725 current_configfile->f;
1727 * Check if config->haddr[i],hport[i] == oldcfg->haddr[i],hport[i]
1729 * The following could be written more compactly as a single,
1730 * (unreadably long) if statement.
1732 config->need_bind = 0;
1734 for (i = 0; i < MAX_LISTENING_SOCKETS; i++)
1736 if (config->hport[i] != oldcfg->hport[i])
1738 config->need_bind = 1;
1740 else if (config->haddr[i] == NULL)
1742 if (oldcfg->haddr[i] != NULL)
1744 config->need_bind = 1;
1747 else if (oldcfg->haddr[i] == NULL)
1749 config->need_bind = 1;
1751 else if (0 != strcmp(config->haddr[i], oldcfg->haddr[i]))
1753 config->need_bind = 1;
1757 current_configfile->unloader = unload_configfile;
1760 fs->next = files->next;
1763 current_configfile = fs;
1769 /*********************************************************************
1771 * Function : savearg
1773 * Description : Called from `load_config'. It saves each non-empty
1774 * and non-comment line from config into
1775 * config->proxy_args. This is used to create the
1776 * show-proxy-args page. On error, frees
1777 * config->proxy_args and sets it to NULL
1780 * 1 : command = config setting that was found
1781 * 2 : argument = the setting's argument (if any)
1782 * 3 : config = Configuration to save into.
1786 *********************************************************************/
1787 static void savearg(char *command, char *argument, struct configuration_spec * config)
1796 * Add config option name embedded in
1797 * link to its section in the user-manual
1799 buf = strdup("\n<a href=\"");
1800 if (!strncmpic(config->usermanual, "file://", 7) ||
1801 !strncmpic(config->usermanual, "http", 4))
1803 string_append(&buf, config->usermanual);
1807 string_append(&buf, "http://" CGI_SITE_2_HOST "/user-manual/");
1809 string_append(&buf, CONFIG_HELP_PREFIX);
1810 string_join (&buf, string_toupper(command));
1811 string_append(&buf, "\">");
1812 string_append(&buf, command);
1813 string_append(&buf, "</a> ");
1817 freez(config->proxy_args);
1821 if ((NULL != argument) && ('\0' != *argument))
1823 s = html_encode(argument);
1827 freez(config->proxy_args);
1831 if (strncmpic(argument, "http://", 7) == 0)
1833 string_append(&buf, "<a href=\"");
1834 string_append(&buf, s);
1835 string_append(&buf, "\">");
1836 string_join (&buf, s);
1837 string_append(&buf, "</a>");
1841 string_join (&buf, s);
1845 string_append(&buf, "<br>");
1846 string_join(&config->proxy_args, buf);