X-Git-Url: http://www.privoxy.org/gitweb/?p=privoxy.git;a=blobdiff_plain;f=parsers.h;h=ac3d339b1afb69cc6c992ff0a666e8079b48af27;hp=1c6c391a884a24250572c6c257eb27e5924cce3c;hb=0037521e356511ffd45f769e732e9bd4c120da0f;hpb=536a88ebe11300228987eaa39ef4bbd63cd0e1ba diff --git a/parsers.h b/parsers.h index 1c6c391a..ac3d339b 100644 --- a/parsers.h +++ b/parsers.h @@ -1,6 +1,6 @@ #ifndef PARSERS_H_INCLUDED #define PARSERS_H_INCLUDED -#define PARSERS_H_VERSION "$Id: parsers.h,v 1.9 2001/07/29 18:43:08 jongfoster Exp $" +#define PARSERS_H_VERSION "$Id: parsers.h,v 1.42 2008/04/17 14:40:49 fabiankeil Exp $" /********************************************************************* * * File : $Source: /cvsroot/ijbswa/current/parsers.h,v $ @@ -17,7 +17,7 @@ * and `server_set_cookie'. * * Copyright : Written by and Copyright (C) 2001 the SourceForge - * IJBSWA team. http://ijbswa.sourceforge.net + * Privoxy team. http://www.privoxy.org/ * * Based on the Internet Junkbuster originally written * by and Copyright (C) 1997 Anonymous Coders and @@ -43,6 +43,174 @@ * * Revisions : * $Log: parsers.h,v $ + * Revision 1.42 2008/04/17 14:40:49 fabiankeil + * Provide get_http_time() with the buffer size so it doesn't + * have to blindly assume that the buffer is big enough. + * + * Revision 1.41 2008/04/16 16:38:21 fabiankeil + * Don't pass the whole csp structure to flush_socket() + * when it only needs a file descriptor and a buffer. + * + * Revision 1.40 2007/08/11 14:47:26 fabiankeil + * Remove the prototypes for functions that are only + * used in parsers.c and thus should be static. + * + * Revision 1.39 2007/06/01 16:31:55 fabiankeil + * Change sed() to return a jb_err in preparation for forward-override{}. + * + * Revision 1.38 2007/03/25 14:27:11 fabiankeil + * Let parse_header_time() return a jb_err code + * instead of a pointer that can only be used to + * check for NULL anyway. + * + * Revision 1.37 2007/03/20 15:22:17 fabiankeil + * - Remove filter_client_header() and filter_client_header(), + * filter_header() now checks the shiny new + * CSP_FLAG_CLIENT_HEADER_PARSING_DONE flag instead. + * + * Revision 1.36 2007/03/05 13:25:32 fabiankeil + * - Cosmetical changes for LOG_LEVEL_RE_FILTER messages. + * - Handle "Cookie:" and "Connection:" headers a bit smarter + * (don't crunch them just to recreate them later on). + * - Add another non-standard time format for the cookie + * expiration date detection. + * - Fix a valgrind warning. + * + * Revision 1.35 2007/01/01 19:36:37 fabiankeil + * Integrate a modified version of Wil Mahan's + * zlib patch (PR #895531). + * + * Revision 1.34 2006/12/29 19:08:22 fabiankeil + * Reverted parts of my last commit + * to keep error handling working. + * + * Revision 1.33 2006/12/29 18:04:40 fabiankeil + * Fixed gcc43 conversion warnings. + * + * Revision 1.32 2006/12/06 19:14:23 fabiankeil + * Added prototype for get_destination_from_headers(). + * + * Revision 1.31 2006/08/17 17:15:10 fabiankeil + * - Back to timegm() using GnuPG's replacement if necessary. + * Using mktime() and localtime() could add a on hour offset if + * the randomize factor was big enough to lead to a summer/wintertime + * switch. + * + * - Removed now-useless Privoxy 3.0.3 compatibility glue. + * + * - Moved randomization code into pick_from_range(). + * + * - Changed parse_header_time definition. + * time_t isn't guaranteed to be signed and + * if it isn't, -1 isn't available as error code. + * Changed some variable types in client_if_modified_since() + * because of the same reason. + * + * Revision 1.30 2006/08/14 08:25:19 fabiankeil + * Split filter-headers{} into filter-client-headers{} + * and filter-server-headers{}. + * Added parse_header_time() to share some code. + * Replaced timegm() with mktime(). + * + * Revision 1.29 2006/08/03 02:46:41 david__schmidt + * Incorporate Fabian Keil's patch work: http://www.fabiankeil.de/sourcecode/privoxy/ + * + * Revision 1.28 2006/07/18 14:48:47 david__schmidt + * Reorganizing the repository: swapping out what was HEAD (the old 3.1 branch) + * with what was really the latest development (the v_3_0_branch branch) + * + * Revision 1.26.2.1 2002/09/25 14:52:46 oes + * Added basic support for OPTIONS and TRACE HTTP methods: + * - New parser function client_max_forwards which decrements + * the Max-Forwards HTTP header field of OPTIONS and TRACE + * requests by one before forwarding + * - New parser function client_host which extracts the host + * and port information from the HTTP header field if the + * request URI was not absolute + * - Don't crumble and re-add the Host: header, but only generate + * and append if missing + * + * Revision 1.26 2002/05/08 15:59:53 oes + * Changed add_to_iob signature (now returns jb_err) + * + * Revision 1.25 2002/03/26 22:29:55 swa + * we have a new homepage! + * + * Revision 1.24 2002/03/24 13:25:43 swa + * name change related issues + * + * Revision 1.23 2002/03/13 00:27:05 jongfoster + * Killing warnings + * + * Revision 1.22 2002/03/09 20:03:52 jongfoster + * - Making various functions return int rather than size_t. + * (Undoing a recent change). Since size_t is unsigned on + * Windows, functions like read_socket that return -1 on + * error cannot return a size_t. + * + * THIS WAS A MAJOR BUG - it caused frequent, unpredictable + * crashes, and also frequently caused JB to jump to 100% + * CPU and stay there. (Because it thought it had just + * read ((unsigned)-1) == 4Gb of data...) + * + * - The signature of write_socket has changed, it now simply + * returns success=0/failure=nonzero. + * + * - Trying to get rid of a few warnings --with-debug on + * Windows, I've introduced a new type "jb_socket". This is + * used for the socket file descriptors. On Windows, this + * is SOCKET (a typedef for unsigned). Everywhere else, it's + * an int. The error value can't be -1 any more, so it's + * now JB_INVALID_SOCKET (which is -1 on UNIX, and in + * Windows it maps to the #define INVALID_SOCKET.) + * + * - The signature of bind_port has changed. + * + * Revision 1.21 2002/03/07 03:46:17 oes + * Fixed compiler warnings + * + * Revision 1.20 2002/02/20 23:15:13 jongfoster + * Parsing functions now handle out-of-memory gracefully by returning + * an error code. + * + * Revision 1.19 2002/01/17 21:03:47 jongfoster + * Moving all our URL and URL pattern parsing code to urlmatch.c. + * + * Revision 1.18 2001/10/26 17:40:23 oes + * Introduced get_header_value() + * Removed client_accept() + * + * Revision 1.17 2001/10/13 12:47:32 joergs + * Removed client_host, added client_host_adder + * + * Revision 1.16 2001/10/07 18:50:16 oes + * Added server_content_encoding, renamed server_transfer_encoding + * + * Revision 1.15 2001/10/07 18:01:55 oes + * Changed server_http11 to server_http + * + * Revision 1.14 2001/10/07 15:45:48 oes + * added client_accept_encoding, client_te, client_accept_encoding_adder + * + * renamed content_type and content_length + * + * fixed client_host and strclean prototypes + * + * Revision 1.13 2001/09/29 12:56:03 joergs + * IJB now changes HTTP/1.1 to HTTP/1.0 in requests and answers. + * + * Revision 1.12 2001/09/13 23:05:50 jongfoster + * Changing the string paramater to the header parsers a "const". + * + * Revision 1.11 2001/07/31 14:46:53 oes + * Added prototype for connection_close_adder + * + * Revision 1.10 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 1.9 2001/07/29 18:43:08 jongfoster * Changing #ifdef _FILENAME_H to FILENAME_H_INCLUDED, to conform to * ANSI C rules. @@ -96,48 +264,30 @@ extern "C" { extern const struct parsers client_patterns[]; extern const struct parsers server_patterns[]; +extern const struct parsers server_patterns_light[]; -extern void (* const add_client_headers[])(struct client_state *); -extern void (* const add_server_headers[])(struct client_state *); - -extern int flush_socket(int fd, struct client_state *csp); -extern int add_to_iob(struct client_state *csp, char *buf, int n); -extern char *get_header(struct client_state *csp); +extern const add_header_func_ptr add_client_headers[]; +extern const add_header_func_ptr add_server_headers[]; -extern char *sed(const struct parsers pats[], void (* const more_headers[])(struct client_state *), struct client_state *csp); - -extern void free_http_request(struct http_request *http); -extern void parse_http_request(char *req, struct http_request *http, struct client_state *csp); - -extern char *crumble(const struct parsers *v, char *s, struct client_state *csp); - -extern char *client_referrer(const struct parsers *v, char *s, struct client_state *csp); -extern char *client_uagent(const struct parsers *v, char *s, struct client_state *csp); -extern char *client_ua(const struct parsers *v, char *s, struct client_state *csp); -extern char *client_from(const struct parsers *v, char *s, struct client_state *csp); -extern char *client_send_cookie(const struct parsers *v, char *s, struct client_state *csp); -extern char *client_x_forwarded(const struct parsers *v, char *s, struct client_state *csp); -extern void client_cookie_adder(struct client_state *csp); -extern void client_xtra_adder(struct client_state *csp); -extern void client_x_forwarded_adder(struct client_state *csp); -extern char *server_set_cookie(const struct parsers *v, char *s, struct client_state *csp); - -extern char *content_type(const struct parsers *v, char *s, struct client_state *csp); -extern char *content_length(const struct parsers *v, char *s, struct client_state *csp); +extern int flush_socket(jb_socket fd, struct iob *iob); +extern jb_err add_to_iob(struct client_state *csp, char *buf, int n); +extern jb_err decompress_iob(struct client_state *csp); +extern char *get_header(struct iob *iob); +extern char *get_header_value(const struct list *header_list, const char *header_name); +extern jb_err sed(const struct parsers pats[], const add_header_func_ptr more_headers[], struct client_state *csp); +extern void get_http_time(int time_offset, char *buf, size_t buffer_size); +extern jb_err get_destination_from_headers(const struct list *headers, struct http_request *http); #ifdef FEATURE_FORCE_LOAD -char *client_host(const struct parsers *v, char *s, struct client_state *csp); -int strclean(const char *string, const char *substring); +extern int strclean(const char *string, const char *substring); #endif /* def FEATURE_FORCE_LOAD */ -#if defined(FEATURE_IMAGE_DETECT_MSIE) -extern char *client_accept(const struct parsers *v, char *s, struct client_state *csp); -#endif /* defined(FEATURE_IMAGE_DETECT_MSIE) */ - /* Revision control strings from this header and associated .c file */ extern const char parsers_rcs[]; extern const char parsers_h_rcs[]; +extern int debug; + #ifdef __cplusplus } /* extern "C" */ #endif