X-Git-Url: http://www.privoxy.org/gitweb/?p=privoxy.git;a=blobdiff_plain;f=project.h;h=afdc173d40e3789fe5f904d693211ac31fe923ec;hp=28511c91c954e319cf6e962b5836881a57dda1cc;hb=1806b665d35568d25f7d90fa17551881d21ca441;hpb=1952a87fe55ceeff77c376d61e281df7aee11db7 diff --git a/project.h b/project.h index 28511c91..afdc173d 100644 --- a/project.h +++ b/project.h @@ -1,6 +1,6 @@ -#ifndef _PROJECT_H -#define _PROJECT_H -#define PROJECT_H_VERSION "$Id: project.h,v 1.3 2001/05/20 01:21:20 jongfoster Exp $" +#ifndef PROJECT_H_INCLUDED +#define PROJECT_H_INCLUDED +#define PROJECT_H_VERSION "$Id: project.h,v 1.30 2001/09/13 23:52:00 jongfoster Exp $" /********************************************************************* * * File : $Source: /cvsroot/ijbswa/current/project.h,v $ @@ -36,10 +36,202 @@ * * Revisions : * $Log: project.h,v $ + * Revision 1.30 2001/09/13 23:52:00 jongfoster + * Support for both static and dynamically generated CGI pages + * + * Revision 1.29 2001/09/13 23:29:43 jongfoster + * Defining FORWARD_SPEC_INITIALIZER + * + * Revision 1.28 2001/09/13 23:05:50 jongfoster + * Changing the string paramater to the header parsers a "const". + * + * Revision 1.27 2001/08/05 16:06:20 jongfoster + * Modifiying "struct map" so that there are now separate header and + * "map_entry" structures. This means that functions which modify a + * map no longer need to return a pointer to the modified map. + * Also, it no longer reverses the order of the entries (which may be + * important with some advanced template substitutions). + * + * Revision 1.26 2001/07/30 22:08:36 jongfoster + * Tidying up #defines: + * - All feature #defines are now of the form FEATURE_xxx + * - Permanently turned off WIN_GUI_EDIT + * - Permanently turned on WEBDAV and SPLIT_PROXY_ARGS + * + * Revision 1.25 2001/07/29 18:43:08 jongfoster + * Changing #ifdef _FILENAME_H to FILENAME_H_INCLUDED, to conform to + * ANSI C rules. + * + * Revision 1.24 2001/07/25 17:20:27 oes + * Introduced http->user_agent + * + * Revision 1.23 2001/07/18 12:32:23 oes + * - Added ACTION_STRING_DEANIMATE + * - moved #define freez from jcc.h to project.h + * + * Revision 1.22 2001/07/15 17:51:41 jongfoster + * Renaming #define STATIC to STATIC_PCRE + * + * Revision 1.21 2001/07/13 14:03:19 oes + * - Reorganized regex header inclusion and #defines to + * comply to the scheme in configure.in + * - Added csp->content_type and its CT_* keys + * - Added ACTION_DEANIMATE + * - Removed all #ifdef PCRS + * + * Revision 1.20 2001/06/29 21:45:41 oes + * Indentation, CRLF->LF, Tab-> Space + * + * Revision 1.19 2001/06/29 13:33:36 oes + * - Improved comments + * - Introduced http_request.host_ip_addr_str + * - Introduced http_response.head_length + * - Introduced config.my_ip_addr_str, config.my_hostname, + * config.admin_address and config.proxy_info_url + * - Removed config.proxy_args_header and config.proxy_args_trailer, + * renamed config.proxy_args_invocation to config.proxy_args + * - Removed HTML snipplets and GIFs + * - Removed logentry from cancelled commit + * + * Revision 1.18 2001/06/09 10:57:39 jongfoster + * Adding definition of BUFFER_SIZE. + * Changing struct cgi_dispatcher to use "const" strings. + * + * Revision 1.17 2001/06/07 23:15:09 jongfoster + * Merging ACL and forward files into config file. + * Moving struct gateway members into struct forward_spec + * Removing config->proxy_args_gateways + * Cosmetic: Adding a few comments + * + * Revision 1.16 2001/06/04 18:31:58 swa + * files are now prefixed with either `confdir' or `logdir'. + * `make redhat-dist' replaces both entries confdir and logdir + * with redhat values + * + * Revision 1.15 2001/06/04 11:28:53 swa + * redirect did not work due to missing / + * + * Revision 1.14 2001/06/03 11:03:48 oes + * Added struct map, + * added struct http_response, + * changed struct interceptors to struct cgi_dispatcher, + * moved HTML stuff to cgi.h + * + * Revision 1.13 2001/06/01 20:05:36 jongfoster + * Support for +image-blocker{}: added ACTION_IMAGE_BLOCKER + * constant, and removed csp->tinygif. + * + * Revision 1.12 2001/06/01 18:49:17 jongfoster + * Replaced "list_share" with "list" - the tiny memory gain was not + * worth the extra complexity. + * + * Revision 1.11 2001/06/01 10:32:47 oes + * Added constants for anchoring selection bitmap + * + * Revision 1.10 2001/05/31 21:33:53 jongfoster + * Changes for new actions file, replacing permissionsfile + * and parts of the config file. Also added support for + * list_shared. + * + * Revision 1.9 2001/05/31 17:32:31 oes + * + * - Enhanced domain part globbing with infix and prefix asterisk + * matching and optional unanchored operation + * + * Revision 1.8 2001/05/29 20:09:15 joergs + * HTTP_REDIRECT_TEMPLATE fixed. + * + * Revision 1.7 2001/05/29 09:50:24 jongfoster + * Unified blocklist/imagelist/actionslist. + * File format is still under discussion, but the internal changes + * are (mostly) done. + * + * Also modified interceptor behaviour: + * - We now intercept all URLs beginning with one of the following + * prefixes (and *only* these prefixes): + * * http://i.j.b/ + * * http://ijbswa.sf.net/config/ + * * http://ijbswa.sourceforge.net/config/ + * - New interceptors "home page" - go to http://i.j.b/ to see it. + * - Internal changes so that intercepted and fast redirect pages + * are not replaced with an image. + * - Interceptors now have the option to send a binary page direct + * to the client. (i.e. ijb-send-banner uses this) + * - Implemented show-url-info interceptor. (Which is why I needed + * the above interceptors changes - a typical URL is + * "http://i.j.b/show-url-info?url=www.somesite.com/banner.gif". + * The previous mechanism would not have intercepted that, and + * if it had been intercepted then it then it would have replaced + * it with an image.) + * + * Revision 1.6 2001/05/27 22:17:04 oes + * + * - re_process_buffer no longer writes the modified buffer + * to the client, which was very ugly. It now returns the + * buffer, which it is then written by chat. + * + * - content_length now adjusts the Content-Length: header + * for modified documents rather than crunch()ing it. + * (Length info in csp->content_length, which is 0 for + * unmodified documents) + * + * - For this to work, sed() is called twice when filtering. + * + * Revision 1.5 2001/05/26 00:28:36 jongfoster + * Automatic reloading of config file. + * Removed obsolete SIGHUP support (Unix) and Reload menu option (Win32). + * Most of the global variables have been moved to a new + * struct configuration_spec, accessed through csp->config->globalname + * Most of the globals remaining are used by the Win32 GUI. + * + * Revision 1.4 2001/05/22 18:46:04 oes + * + * - Enabled filtering banners by size rather than URL + * by adding patterns that replace all standard banner + * sizes with the "Junkbuster" gif to the re_filterfile + * + * - Enabled filtering WebBugs by providing a pattern + * which kills all 1x1 images + * + * - Added support for PCRE_UNGREEDY behaviour to pcrs, + * which is selected by the (nonstandard and therefore + * capital) letter 'U' in the option string. + * It causes the quantifiers to be ungreedy by default. + * Appending a ? turns back to greedy (!). + * + * - Added a new interceptor ijb-send-banner, which + * sends back the "Junkbuster" gif. Without imagelist or + * MSIE detection support, or if tinygif = 1, or the + * URL isn't recognized as an imageurl, a lame HTML + * explanation is sent instead. + * + * - Added new feature, which permits blocking remote + * script redirects and firing back a local redirect + * to the browser. + * The feature is conditionally compiled, i.e. it + * can be disabled with --disable-fast-redirects, + * plus it must be activated by a "fast-redirects" + * line in the config file, has its own log level + * and of course wants to be displayed by show-proxy-args + * Note: Boy, all the #ifdefs in 1001 locations and + * all the fumbling with configure.in and acconfig.h + * were *way* more work than the feature itself :-( + * + * - Because a generic redirect template was needed for + * this, tinygif = 3 now uses the same. + * + * - Moved GIFs, and other static HTTP response templates + * to project.h + * + * - Some minor fixes + * + * - Removed some >400 CRs again (Jon, you really worked + * a lot! ;-) + * * Revision 1.3 2001/05/20 01:21:20 jongfoster * Version 2.9.4 checkin. * - Merged popupfile and cookiefile, and added control over PCRS - * filtering, in new "permissionsfile". + * filtering, in new "actionsfile". * - Implemented LOG_LEVEL_FATAL, so that if there is a configuration * file error you now get a message box (in the Win32 GUI) rather * than the program exiting with no explanation. @@ -67,39 +259,38 @@ /* * Include appropriate regular expression libraries. - * - * PCRS ==> Include pcre - * REGEX && PCRE ==> Include pcre and pcreposix - * REGEX && !PCRE ==> Include gnu_regex - * - * STATIC ==> Use #include "pcre.h" (compiling at same time) - * !STATIC ==> Use #include (System library) - * + * Note that pcrs and pcre (native) are needed for cgi + * and are included anyway. */ -#if (defined(REGEX) && defined(PCRE)) || defined(PCRS) -# ifdef STATIC -# include "pcre.h" -# else -# include -# endif -#endif /* (defined(REGEX) && defined(PCRE)) || defined(PCRS) */ -#if defined(REGEX) && defined(PCRE) -# ifdef STATIC +#if defined(REGEX_PCRE) || defined (REGEX_GNU) +# define REGEX +#endif /* defined(REGEX_PCRE) || defined (REGEX_GNU) */ + +#ifdef STATIC_PCRE +# include "pcre.h" +#else +# include +#endif + +#ifdef STATIC_PCRS +# include "pcrs.h" +#else +# include +#endif + +#if defined(REGEX_PCRE) +# ifdef STATIC_PCRE # include "pcreposix.h" # else # include # endif -#endif /* defined(REGEX) && defined(PCRE) */ +#endif /* defined(REGEX_PCRE) */ -#if defined(REGEX) && !defined(PCRE) +#if defined(REGEX_GNU) # include "gnu_regex.h" #endif -#ifdef PCRS -#include "pcrs.h" -#endif /* def PCRS */ - #ifdef AMIGA #include "amiga.h" #endif /* def AMIGA */ @@ -108,6 +299,10 @@ extern "C" { #endif +#define freez(X) if(X) free(X); X = NULL + +#define BUFFER_SIZE 5000 + #define FOREVER 1 /* Default IP and port to listen on */ @@ -115,8 +310,41 @@ extern "C" { #define HADDR_PORT 8000 -/* Need this for struct gateway */ -struct client_state; +/* Forward defs for various structures */ + +/* Need this for struct client_state */ +struct configuration_spec; + + +/* Generic linked list of strings */ + +struct list_entry +{ + const char *str; + struct list_entry *next; +}; + +struct list +{ + struct list_entry *first; + struct list_entry *last; +}; + + +/* A map from a string to another string */ + +struct map_entry +{ + const char *name; + const char *value; + struct map_entry *next; +}; + +struct map +{ + struct map_entry *first; + struct map_entry *last; +}; struct http_request @@ -124,38 +352,65 @@ struct http_request char *cmd; char *gpc; char *host; + char *host_ip_addr_str; /* NULL before connect_to() */ int port; char *path; char *ver; char *hostport; /* "host[:port]" */ int ssl; + char *user_agent; /* Client's User-Agent: header value */ }; -struct gateway +/* Response generated by CGI, blocker, or error handler */ +struct http_response { - /* generic attributes */ - char *name; - int (*conn)(const struct gateway *, struct http_request *, struct client_state *); - int type; - - /* domain specific attributes */ - char *gateway_host; - int gateway_port; - - char *forward_host; - int forward_port; + char *status; /* HTTP status (string)*/ + struct list headers[1]; /* List of header lines */ + char *head; /* Formatted http response head */ + int head_length; /* Length of http response head */ + char *body; /* HTTP document body */ + int content_length; /* Length of body, REQUIRED if binary body */ + int is_static; /* Nonzero if the content will never change and + * should be cached by the broser (e.g. images) */ }; - -struct proxy_args +/* A URL pattern */ +struct url_spec { - char *header; - char *invocation; - char *gateways; - char *trailer; + char *spec; /* The string which was parsed to produce this */ + /* url_spec. Used for debugging or display only. */ + + /* Hostname matching: */ + char *domain; /* Fully qalified domain name (FQDN) pattern. */ + /* May contain "*". */ + char *dbuf; /* Buffer with '\0'-delimited fqdn */ + char **dvec; /* Domain ptr vector into dbuf */ + int dcnt; /* How many domains in fqdn? */ + int unanchored; /* Bitmap - flags are ANCHOR_LEFT and ANCHOR_RIGHT */ + + /* Port matching: */ + int port; /* The port number, or 0 to match all ports. */ + + /* Path matching: */ + char *path; /* The path prefix (if not using regex), or source */ + /* for the regex. */ + int pathlen; /* ==strlen(path). Needed for prefix matching. */ +#ifdef REGEX + regex_t *preg; /* Regex for matching path part */ +#endif }; +#ifdef REGEX +#define URL_SPEC_INITIALIZER { NULL, NULL, NULL, NULL, 0, 0, 0, NULL, 0, NULL } +#else /* ifndef REGEX */ +#define URL_SPEC_INITIALIZER { NULL, NULL, NULL, NULL, 0, 0, 0, NULL, 0 } +#endif /* ndef REGEX */ + +/* Constants for host part matching in URLs */ +#define ANCHOR_LEFT 1 +#define ANCHOR_RIGHT 2 +/* An I/O buffer */ struct iob { char *buf; @@ -164,20 +419,108 @@ struct iob }; -struct list +#define IOB_PEEK(CSP) ((CSP->iob->cur > CSP->iob->eod) ? (CSP->iob->eod - CSP->iob->cur) : 0) +#define IOB_RESET(CSP) if(CSP->iob->buf) free(CSP->iob->buf); memset(CSP->iob, '\0', sizeof(CSP->iob)); + +/* Keys for csp->content_type */ +#define CT_TEXT 0x01U +#define CT_GIF 0x02U + +#define ACTION_MASK_ALL (~0U) + +#define ACTION_MOST_COMPATIBLE 0x0000U + +#define ACTION_BLOCK 0x0001U +#define ACTION_DEANIMATE 0x2000U +#define ACTION_FAST_REDIRECTS 0x0002U +#define ACTION_FILTER 0x0004U +#define ACTION_HIDE_FORWARDED 0x0008U +#define ACTION_HIDE_FROM 0x0010U +#define ACTION_HIDE_REFERER 0x0020U /* sic - follow HTTP, not English */ +#define ACTION_HIDE_USER_AGENT 0x0040U +#define ACTION_IMAGE 0x0080U +#define ACTION_IMAGE_BLOCKER 0x0100U +#define ACTION_NO_COOKIE_READ 0x0200U +#define ACTION_NO_COOKIE_SET 0x0400U +#define ACTION_NO_POPUPS 0x0800U +#define ACTION_VANILLA_WAFER 0x1000U + +#define ACTION_STRING_DEANIMATE 0 +#define ACTION_STRING_FROM 1 +#define ACTION_STRING_IMAGE_BLOCKER 2 +#define ACTION_STRING_REFERER 3 +#define ACTION_STRING_USER_AGENT 4 +#define ACTION_STRING_COUNT 5 + + +#define ACTION_MULTI_ADD_HEADER 0 +#define ACTION_MULTI_WAFER 1 +#define ACTION_MULTI_COUNT 2 + +/* + * This structure contains a list of actions to apply to a URL. + * It only contains positive instructions - no "-" options. + * It is not used to store the actions list itself, only for + * url_actions() to return the current values. + */ +struct current_action_spec { - char *str; - struct list *last; - struct list *next; + unsigned flags; /* a bit set to "1" = add action */ + + /* For those actions that require parameters: */ + + /* each entry is valid if & only if corresponding entry in "add" set. */ + char * string[ACTION_STRING_COUNT]; + + /* Strings to add */ + struct list multi[ACTION_MULTI_COUNT][1]; }; -#define IOB_PEEK(CSP) ((CSP->iob->cur > CSP->iob->eod) ? (CSP->iob->eod - CSP->iob->cur) : 0) -#define IOB_RESET(CSP) if(CSP->iob->buf) free(CSP->iob->buf); memset(CSP->iob, '\0', sizeof(CSP->iob)); + +/* + * This structure contains a set of changes to actions. + * It can contain both positive and negative instructions. + * It is used to store an entry in the actions list. + */ +struct action_spec +{ + unsigned mask; /* a bit set to "0" = remove action */ + unsigned add; /* a bit set to "1" = add action */ + + /* For those actions that require parameters: */ + + /* each entry is valid if & only if corresponding entry in "add" set. */ + char * string[ACTION_STRING_COUNT]; + + /* Strings to remove. */ + struct list multi_remove[ACTION_MULTI_COUNT][1]; + + /* If nonzero, remove *all* strings. */ + int multi_remove_all[ACTION_MULTI_COUNT]; + + /* Strings to add */ + struct list multi_add[ACTION_MULTI_COUNT][1]; +}; + +/* + * This structure is used to store the actions list. + * + * It contains a URL pattern, and the chages to the actions. + * It is a linked list. + */ +struct url_actions +{ + struct url_spec url[1]; + + struct action_spec action[1]; + + struct url_actions * next; +}; /* Constants defining bitmask for csp->accept_types */ -#ifdef DETECT_MSIE_IMAGES +#ifdef FEATURE_IMAGE_DETECT_MSIE /* MSIE detected by user-agent string */ #define ACCEPT_TYPE_IS_MSIE 0x0001 @@ -195,83 +538,99 @@ struct list */ #define ACCEPT_TYPE_MSIE_HTML 0x0004 -#endif /* def DETECT_MSIE_IMAGES */ +#endif /* def FEATURE_IMAGE_DETECT_MSIE */ struct client_state { - int permissions; - + /* The proxy's configuration */ + struct configuration_spec * config; + + /* The actions to perform on the current request */ + struct current_action_spec action[1]; + + /* socket to talk to client (web browser) */ int cfd; + + /* socket to talk to server (web server or proxy) */ int sfd; -#ifdef STATISTICS + +#ifdef FEATURE_STATISTICS /* 1 if this URL was rejected, 0 otherwise. Allows actual stats inc to * occur in main thread only for thread-safety. */ int rejected; -#endif /* def STATISTICS */ +#endif /* def FEATURE_STATISTICS */ -#ifdef FORCE_LOAD +#ifdef FEATURE_FORCE_LOAD int force; -#endif /* def FORCE_LOAD */ +#endif /* def FEATURE_FORCE_LOAD */ -#ifdef TOGGLE - /* - * by haroon - most of credit to srt19170 - * We add an "on/off" toggle here that is used to effectively toggle - * the Junkbuster off or on - */ +#ifdef FEATURE_TOGGLE int toggled_on; -#endif +#endif /* def FEATURE_TOGGLE */ + /* + * Client PC's IP address, as reported by the accept()_ function. + * Both as string and number + */ char *ip_addr_str; long ip_addr_long; + + + /* Our IP address and hostname, i.e. the IP address that + the client used to reach us, and the associated hostname, + both as strings + */ + char *my_ip_addr_str; + char *my_hostname; + +#ifdef FEATURE_TRUST + /* The referer in this request, if one was specified. */ char *referrer; +#endif /* def FEATURE_TRUST */ -#if defined(DETECT_MSIE_IMAGES) +#if defined(FEATURE_IMAGE_DETECT_MSIE) /* Types the client will accept. * Bitmask - see ACCEPT_TYPE_XXX constants. */ int accept_types; -#endif /* defined(DETECT_MSIE_IMAGES) */ +#endif /* defined(FEATURE_IMAGE_DETECT_MSIE) */ - const struct gateway *gw; + /* The URL that was requested */ struct http_request http[1]; + /* An I/O buffer used for buffering data read from the client */ struct iob iob[1]; + /* List of all headers for this request */ struct list headers[1]; + + /* List of all cookies for this request */ struct list cookie_list[1]; -#if defined(PCRS) || defined(KILLPOPUPS) - int is_text; -#endif /* defined(PCRS) || defined(KILLPOPUPS) */ + /* MIME-Type bitmap, see CT_* above */ + unsigned char content_type; + + /* The "X-Forwarded-For:" header sent by the client */ char *x_forwarded; + /* + * Nonzero if this client is processing data. + * Set to zero when the thread associated with this structure dies. + */ int active; /* files associated with this client */ - struct file_list *blist; /* blockfile */ - struct file_list *flist; /* forwardfile */ - struct file_list *permissions_list; - + struct file_list *actions_list; -#ifdef ACL_FILES - struct file_list *alist; /* aclfile */ -#endif /* def ACL_FILES */ + struct file_list *rlist; /* pcrs job file */ + size_t content_length; /* Length after content modification */ -#ifdef USE_IMAGE_LIST - struct file_list *ilist; /* imagefile */ -#endif /* def USE_IMAGE_LIST */ - -#ifdef PCRS - struct file_list *rlist; /* Perl re_filterfile */ -#endif /* def PCRS */ - -#ifdef TRUST_FILES +#ifdef FEATURE_TRUST struct file_list *tlist; /* trustfile */ -#endif /* def TRUST_FILES */ +#endif /* def FEATURE_TRUST */ struct client_state *next; }; @@ -281,38 +640,17 @@ struct parsers { char *str; char len; - char *(*parser)(const struct parsers *, char *, struct client_state *); + char *(*parser)(const struct parsers *, const char *, struct client_state *); }; - -struct interceptors +struct cgi_dispatcher { - char *str; - char len; - char *(*interceptor)(struct http_request *http, struct client_state *csp); + const char *name; + int name_length; + int (*handler)(struct client_state *csp, struct http_response *rsp, struct map *parameters); + const char *description; }; - -/* this allows the proxy to permit/block access to any host and/or path */ - -struct url_spec -{ - char *spec; - char *domain; - char *dbuf; - char **dvec; - int dcnt; - int toplevel; - - char *path; - int pathlen; - int port; -#ifdef REGEX - regex_t *preg; -#endif -}; - - struct file_list { /* @@ -332,13 +670,6 @@ struct file_list /* Used internally by sweep(). Do not access from elsewhere. */ int active; -#ifndef SPLIT_PROXY_ARGS - /* String to be displayed as part of show-proxy-args display. - * Read-only once the structure has been created. - */ - char *proxy_args; -#endif /* ndef SPLIT_PROXY_ARGS */ - /* Following variables allow us to check if file has been changed. * Read-only once the structure has been created. */ @@ -355,46 +686,50 @@ struct file_list }; +#ifdef FEATURE_TRUST struct block_spec { struct url_spec url[1]; int reject; struct block_spec *next; }; +#endif /* def FEATURE_TRUST */ -#define PERMIT_COOKIE_SET 0x0001 -#define PERMIT_COOKIE_READ 0x0002 -#define PERMIT_RE_FILTER 0x0004 -#define PERMIT_POPUPS 0x0008 - -struct permissions_spec -{ - struct url_spec url[1]; - int permissions; - struct permissions_spec * next; -}; +#define SOCKS_NONE 0 /* Don't use a SOCKS server */ +#define SOCKS_4 40 /* original SOCKS 4 protocol */ +#define SOCKS_4A 41 /* as modified for hosts w/o external DNS */ struct forward_spec { struct url_spec url[1]; - int reject; - struct gateway gw[1]; + + /* Connection type - must be a SOCKS_xxx constant */ + int type; + + /* SOCKS server */ + char *gateway_host; + int gateway_port; + + /* Parent HTTP proxy */ + char *forward_host; + int forward_port; + + /* For the linked list */ struct forward_spec *next; }; +#define FORWARD_SPEC_INITIALIZER { URL_SPEC_INITIALIZER, 0, NULL, 0, NULL, 0, NULL } -#ifdef PCRS struct re_filterfile_spec { + char *username; + char *filtername; struct list patterns[1]; - /* See README.re_filter */ pcrs_job *joblist; }; -#endif /* def PCRS */ - -#ifdef ACL_FILES +#ifdef FEATURE_ACL #define ACL_PERMIT 1 /* accept connection request */ #define ACL_DENY 2 /* reject connection request */ @@ -413,67 +748,87 @@ struct access_control_list short action; struct access_control_list *next; }; -#endif /* def ACL_FILES */ +#endif /* def FEATURE_ACL */ -#define SZ(X) (sizeof(X) / sizeof(*X)) -#define WHITEBG "\n" -#define BODY "\n" -#define BANNER "Internet JUNKBUSTER" +/* Maximum number of loaders (actions, re_filter, ...) */ +#define NLOADERS 8 + +/* + * Data loaded from the configuration file. + * + * (Anomaly: toggle is still handled through a global, not this structure) + */ +struct configuration_spec +{ + int debug; + int multi_threaded; + + const char *logfile; + + const char *confdir; + const char *logdir; + const char *actions_file; + + /* The administrator's email address */ + char *admin_address; + + /* A URL with info on this proxy */ + char *proxy_info_url; -#ifdef FORCE_LOAD + const char *re_filterfile; + +#ifdef FEATURE_COOKIE_JAR + const char * jarfile; + FILE * jar; +#endif /* def FEATURE_COOKIE_JAR */ + + /* + * Port and IP to bind to. + * Defaults to HADDR_DEFAULT:HADDR_PORT == 127.0.0.1:8000 + */ + const char *haddr; + int hport; + +#ifdef FEATURE_TRUST + const char * trustfile; + + struct list trust_info[1]; + struct url_spec *trust_list[64]; +#endif /* def FEATURE_TRUST */ + +#ifdef FEATURE_ACL + struct access_control_list *acl; +#endif /* def FEATURE_ACL */ + + struct forward_spec *forward; + + /* All options from the config file, HTML-formatted */ + char *proxy_args; + + /* the configuration file object. */ + struct file_list *config_file_list; + + /* List of loaders */ + int (*loaders[NLOADERS])(struct client_state *); + + /* bool, nonzero if we need to bind() to the new port */ + int need_bind; +}; + + +#define SZ(X) (sizeof(X) / sizeof(*X)) + +#ifdef FEATURE_FORCE_LOAD #define FORCE_PREFIX "/IJB-FORCE-LOAD" -#endif /* def FORCE_LOAD */ - -#define HOME_PAGE_URL "http://ijbswa.sourceforge.net/" -#define REDIRECT_URL HOME_PAGE_URL "redirect.php?v=" VERSION "&to=" - -static const char CFAIL[] = - "HTTP/1.0 503 Connect failed\n" - "Content-Type: text/html\n\n" - "\n" - "\n" - "Internet Junkbuster: Connect failed\n" - "\n" - BODY - "

" - BANNER - "

" - "TCP connection to '%s' failed: %s.\n
" - "\n" - "\n"; - -static const char CNXDOM[] = - "HTTP/1.0 404 Non-existent domain\n" - "Content-Type: text/html\n\n" - "\n" - "\n" - "Internet Junkbuster: Non-existent domain\n" - "\n" - BODY - "

" - BANNER - "

" - "No such domain: %s\n" - "\n" - "\n"; - -static const char CNOBANNER[] = - "HTTP/1.0 200 No Banner\n" - "Content-Type: text/html\n\n" - "\n" - "\n" - "Internet Junkbuster: No Banner\n" - "\n" - BODY - "

" - BANNER - "

" - "You asked for a banner that this proxy can't produce because either configuration does not permit.\n
" - "or the URL didn't end with .gif\n" - "\n" - "\n"; +#endif /* def FEATURE_FORCE_LOAD */ + +/* Hardwired URLs */ +#define HOME_PAGE_URL "http://ijbswa.sourceforge.net" +#define REDIRECT_URL HOME_PAGE_URL "/redirect.php?v=" VERSION "&to=" +#define CGI_PREFIX_HOST "i.j.b" +/* HTTP snipplets */ static const char CSUCCEED[] = "HTTP/1.0 200 Connection established\n" "Proxy-Agent: IJ/" VERSION "\n\n"; @@ -481,59 +836,11 @@ static const char CSUCCEED[] = static const char CHEADER[] = "HTTP/1.0 400 Invalid header received from browser\n\n"; -static const char SHEADER[] = - "HTTP/1.0 502 Invalid header received from server\n\n"; - -#if defined(DETECT_MSIE_IMAGES) || defined(USE_IMAGE_LIST) - -/* - * Hint: You can encode your own GIFs like that: - * perl -e 'while (read STDIN, $c, 1) { printf("\\%.3o,", unpack("C", $c)); }' - */ - -static const char BLANKGIF[] = - "HTTP/1.0 200 OK\r\n" - "Pragma: no-cache\r\n" - "Last-Modified: Thu Jul 31, 1997 07:42:22 pm GMT\r\n" - "Expires: Thu Jul 31, 1997 07:42:22 pm GMT\r\n" - "Content-type: image/gif\r\n\r\n" - "GIF89a\001\000\001\000\200\000\000\377\377\377\000\000" - "\000!\371\004\001\000\000\000\000,\000\000\000\000\001" - "\000\001\000\000\002\002D\001\000;"; - -static const char JBGIF[] = - "HTTP/1.0 200 OK\r\n" - "Pragma: no-cache\r\n" - "Last-Modified: Thu Jul 31, 1997 07:42:22 pm GMT\r\n" - "Expires: Thu Jul 31, 1997 07:42:22 pm GMT\r\n" - "Content-type: image/gif\r\n\r\n" - "GIF89aD\000\013\000\360\000\000\000\000\000\377\377\377!" - "\371\004\001\000\000\001\000,\000\000\000\000D\000\013\000" - "\000\002a\214\217\251\313\355\277\000\200G&K\025\316hC\037" - "\200\234\230Y\2309\235S\230\266\206\372J\253<\3131\253\271" - "\270\215\342\254\013\203\371\202\264\334P\207\332\020o\266" - "N\215I\332=\211\312\3513\266:\026AK)\364\370\365aobr\305" - "\372\003S\275\274k2\354\254z\347?\335\274x\306^9\374\276" - "\037Q\000\000;"; - -#endif /* defined(DETECT_MSIE_IMAGES) || defined(USE_IMAGE_LIST) */ - -#if defined(FAST_REDIRECTS) || defined(DETECT_MSIE_IMAGES) || defined(USE_IMAGE_LIST) - -static const char HTTP_REDIRECT_TEMPLATE[] = - "HTTP/1.0 302 Local Redirect from Junkbuster\r\n" - "Pragma: no-cache\r\n" - "Last-Modified: Thu Jul 31, 1997 07:42:22 pm GMT\r\n" - "Expires: Thu Jul 31, 1997 07:42:22 pm GMT\r\n" - "Location: %s\r\n"; - -#endif /* defined(DETECT_MSIE_IMAGES) || defined(USE_IMAGE_LIST) */ - #ifdef __cplusplus } /* extern "C" */ #endif -#endif /* ndef _PROJECT_H */ +#endif /* ndef PROJECT_H_INCLUDED */ /* Local Variables: