X-Git-Url: http://www.privoxy.org/gitweb/?p=privoxy.git;a=blobdiff_plain;f=cgi.c;h=072c5c5a1fbe46d3b0f6f2c6fd41c1789d6e19a7;hp=917173799ec1901496c88eb346e10513e9ee6e44;hb=8b0d00fefbc1945da1b7da9427ca09ef2e5eb6e1;hpb=e53e9ec47f904ad8a7231173d5b3a69f0584e16b diff --git a/cgi.c b/cgi.c index 91717379..072c5c5a 100644 --- a/cgi.c +++ b/cgi.c @@ -1,4 +1,4 @@ -const char cgi_rcs[] = "$Id: cgi.c,v 1.103 2008/03/21 11:13:57 fabiankeil Exp $"; +const char cgi_rcs[] = "$Id: cgi.c,v 1.109 2008/07/26 09:40:27 fabiankeil Exp $"; /********************************************************************* * * File : $Source: /cvsroot/ijbswa/current/cgi.c,v $ @@ -11,7 +11,7 @@ const char cgi_rcs[] = "$Id: cgi.c,v 1.103 2008/03/21 11:13:57 fabiankeil Exp $" * Functions declared include: * * - * Copyright : Written by and Copyright (C) 2001-2004, 2006-2007 + * Copyright : Written by and Copyright (C) 2001-2004, 2006-2008 * the SourceForge Privoxy team. http://www.privoxy.org/ * * Based on the Internet Junkbuster originally written @@ -38,6 +38,30 @@ const char cgi_rcs[] = "$Id: cgi.c,v 1.103 2008/03/21 11:13:57 fabiankeil Exp $" * * Revisions : * $Log: cgi.c,v $ + * Revision 1.109 2008/07/26 09:40:27 fabiankeil + * Remove the unconditional block in get_http_time(). + * It's pointless now that it's no longer used to limit + * dummy's scope. While at it, remove obvious comments + * and a trailing space. + * + * Revision 1.108 2008/05/26 17:30:53 fabiankeil + * Provide an OpenSearch Description to access the + * show-url-info page through "search engine plugins". + * + * Revision 1.107 2008/05/26 16:23:19 fabiankeil + * - Fix spelling in template-not-found message. + * - Declare referrer_is_safe()'s alternative_prefix[] static. + * + * Revision 1.106 2008/05/21 15:24:38 fabiankeil + * Mark csp as immutable for a bunch of functions. + * + * Revision 1.105 2008/04/17 14:40:47 fabiankeil + * Provide get_http_time() with the buffer size so it doesn't + * have to blindly assume that the buffer is big enough. + * + * Revision 1.104 2008/03/26 18:07:06 fabiankeil + * Add hostname directive. Closes PR#1918189. + * * Revision 1.103 2008/03/21 11:13:57 fabiankeil * Only gather host information if it's actually needed. * Also move the code out of accept_connection() so it's less likely @@ -758,6 +782,9 @@ static const struct cgi_dispatcher cgi_dispatchers[] = { { "t", cgi_transparent_image, NULL, TRUE /* Send a transparent image (short name) */ }, + { "url-info-osd.xml", + cgi_send_url_info_osd, + NULL, TRUE /* Send templates/url-info-osd.xml */ }, { "user-manual", cgi_send_user_manual, NULL, TRUE /* Send user-manual */ }, @@ -956,7 +983,7 @@ static char *grep_cgi_referrer(const struct client_state *csp) static int referrer_is_safe(const struct client_state *csp) { char *referrer; - const char alternative_prefix[] = "http://" CGI_SITE_1_HOST "/"; + static const char alternative_prefix[] = "http://" CGI_SITE_1_HOST "/"; referrer = grep_cgi_referrer(csp); @@ -1548,7 +1575,7 @@ struct http_response *error_response(struct client_state *csp, * JB_ERR_MEMORY on out-of-memory error. * *********************************************************************/ -jb_err cgi_error_disabled(struct client_state *csp, +jb_err cgi_error_disabled(const struct client_state *csp, struct http_response *rsp) { struct map *exports; @@ -1651,7 +1678,7 @@ struct http_response *cgi_error_memory(void) * JB_ERR_MEMORY on out-of-memory error. * *********************************************************************/ -jb_err cgi_error_no_template(struct client_state *csp, +jb_err cgi_error_no_template(const struct client_state *csp, struct http_response *rsp, const char *template_name) { @@ -1668,7 +1695,7 @@ jb_err cgi_error_no_template(struct client_state *csp, "

Privoxy encountered an error while processing your request:

\r\n" "

Could not load template file "; static const char body_suffix[] = - " or one of it's included components.

\r\n" + " or one of its included components.

\r\n" "

Please contact your proxy administrator.

\r\n" "

If you are the proxy administrator, please put the required file(s)" "in the (confdir)/templates directory. The " @@ -1738,7 +1765,7 @@ jb_err cgi_error_no_template(struct client_state *csp, * JB_ERR_MEMORY on out-of-memory error. * *********************************************************************/ -jb_err cgi_error_unknown(struct client_state *csp, +jb_err cgi_error_unknown(const struct client_state *csp, struct http_response *rsp, jb_err error_to_report) { @@ -1817,7 +1844,7 @@ jb_err cgi_error_unknown(struct client_state *csp, * JB_ERR_MEMORY on out-of-memory error. * *********************************************************************/ -jb_err cgi_error_bad_param(struct client_state *csp, +jb_err cgi_error_bad_param(const struct client_state *csp, struct http_response *rsp) { struct map *exports; @@ -1929,19 +1956,18 @@ char *add_help_link(const char *item, * HTTP header - e.g.: * "Sun, 06 Nov 1994 08:49:37 GMT" * - * XXX: Should probably get a third parameter for - * the buffer size. - * * Parameters : * 1 : time_offset = Time returned will be current time * plus this number of seconds. - * 2 : buf = Destination for result. Must be long enough - * to hold 29 characters plus a trailing zero. + * 2 : buf = Destination for result. + * 3 : buffer_size = Size of the buffer above. Must be big + * enough to hold 29 characters plus a + * trailing zero. * * Returns : N/A * *********************************************************************/ -void get_http_time(int time_offset, char *buf) +void get_http_time(int time_offset, char *buf, size_t buffer_size) { static const char day_names[7][4] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" }; @@ -1952,36 +1978,29 @@ void get_http_time(int time_offset, char *buf) struct tm *t; time_t current_time; #if defined(HAVE_GMTIME_R) - /* - * Declare dummy up here (instead of inside get/set gmt block) so it - * doesn't go out of scope before it's potentially used in snprintf later. - * Wrapping declaration inside HAVE_GMTIME_R keeps the compiler quiet when - * !defined HAVE_GMTIME_R. - */ - struct tm dummy; + struct tm dummy; #endif assert(buf); + assert(buffer_size > 29); - time(¤t_time); /* get current time */ + time(¤t_time); current_time += time_offset; /* get and save the gmt */ - { #if HAVE_GMTIME_R - t = gmtime_r(¤t_time, &dummy); + t = gmtime_r(¤t_time, &dummy); #elif FEATURE_PTHREAD - pthread_mutex_lock(&gmtime_mutex); - t = gmtime(¤t_time); - pthread_mutex_unlock(&gmtime_mutex); + pthread_mutex_lock(&gmtime_mutex); + t = gmtime(¤t_time); + pthread_mutex_unlock(&gmtime_mutex); #else - t = gmtime(¤t_time); + t = gmtime(¤t_time); #endif - } /* Format: "Sun, 06 Nov 1994 08:49:37 GMT" */ - snprintf(buf, 30, + snprintf(buf, buffer_size, "%s, %02d %s %4d %02d:%02d:%02d GMT", day_names[t->tm_wday], t->tm_mday, @@ -1994,6 +2013,51 @@ void get_http_time(int time_offset, char *buf) } +/********************************************************************* + * + * Function : get_locale_time + * + * Description : Get the time in a date(1)-like format + * according to the current locale - e.g.: + * "Fri Aug 29 19:37:12 CEST 2008" + * + * XXX: Should we allow the user to change the format? + * + * Parameters : + * 1 : buf = Destination for result. + * 2 : buffer_size = Size of the buffer above. Must be big + * enough to hold 29 characters plus a + * trailing zero. + * + * Returns : N/A + * + *********************************************************************/ +static void get_locale_time(char *buf, size_t buffer_size) +{ + struct tm *timeptr; + time_t current_time; +#if defined(HAVE_LOCALTIME_R) + struct tm dummy; +#endif + + assert(buf); + assert(buffer_size > 29); + + time(¤t_time); + +#if HAVE_LOCALTIME_R + timeptr = localtime_r(¤t_time, &dummy); +#elif FEATURE_PTHREAD + pthread_mutex_lock(&localtime_mutex); + timeptr = localtime(¤t_time); + pthread_mutex_unlock(&localtime_mutex); +#else + timeptr = localtime(¤t_time); +#endif + + strftime(buf, buffer_size, "%a %b %d %X %Z %Y", timeptr); + +} /********************************************************************* * @@ -2093,7 +2157,7 @@ struct http_response *finish_http_response(const struct client_state *csp, struc if (!err) { - get_http_time(0, buf); + get_http_time(0, buf, sizeof(buf)); err = enlist_unique_header(rsp->headers, "Date", buf); } @@ -2102,13 +2166,13 @@ struct http_response *finish_http_response(const struct client_state *csp, struc if (!err) { - get_http_time(10 * 60, buf); /* 10 * 60sec = 10 minutes */ + get_http_time(10 * 60, buf, sizeof(buf)); /* 10 * 60sec = 10 minutes */ err = enlist_unique_header(rsp->headers, "Expires", buf); } } else if (!strncmpic(rsp->status, "302", 3)) { - get_http_time(0, buf); + get_http_time(0, buf, sizeof(buf)); if (!err) err = enlist_unique_header(rsp->headers, "Date", buf); } else @@ -2134,7 +2198,7 @@ struct http_response *finish_http_response(const struct client_state *csp, struc */ if (!err) err = enlist_unique_header(rsp->headers, "Cache-Control", "no-cache"); - get_http_time(0, buf); + get_http_time(0, buf, sizeof(buf)); if (!err) err = enlist_unique_header(rsp->headers, "Date", buf); if (!strncmpic(rsp->status, "403", 3) || !strncmpic(rsp->status, "404", 3) @@ -2242,7 +2306,7 @@ void free_http_response(struct http_response *rsp) * JB_ERR_FILE if the template file cannot be read * *********************************************************************/ -jb_err template_load(struct client_state *csp, char **template_ptr, +jb_err template_load(const struct client_state *csp, char **template_ptr, const char *templatename, int recursive) { jb_err err; @@ -2521,7 +2585,7 @@ jb_err template_fill(char **template_ptr, const struct map *exports) * JB_ERR_MEMORY on out-of-memory error * *********************************************************************/ -jb_err template_fill_for_cgi(struct client_state *csp, +jb_err template_fill_for_cgi(const struct client_state *csp, const char *templatename, struct map *exports, struct http_response *rsp) @@ -2567,7 +2631,7 @@ jb_err template_fill_for_cgi(struct client_state *csp, *********************************************************************/ struct map *default_exports(const struct client_state *csp, const char *caller) { - char buf[20]; + char buf[30]; jb_err err; struct map * exports; int local_help_exists = 0; @@ -2593,6 +2657,8 @@ struct map *default_exports(const struct client_state *csp, const char *caller) } err = map(exports, "version", 1, html_encode(VERSION), 0); + get_locale_time(buf, sizeof(buf)); + if (!err) err = map(exports, "time", 1, html_encode(buf), 0); if (!err) err = map(exports, "my-ip-address", 1, html_encode(ip_address ? ip_address : "unknown"), 0); freez(ip_address); if (!err) err = map(exports, "my-hostname", 1, html_encode(hostname ? hostname : "unknown"), 0);