X-Git-Url: http://www.privoxy.org/gitweb/?p=privoxy.git;a=blobdiff_plain;f=gateway.h;h=eb439ca4c2f95dd9cd317bfd959cf54b4375ea75;hp=989704432213e12388954031b88f63b124339c3e;hb=e734bb1389aaa25ccc30da467aa439a9b00f9973;hpb=34bf407d7722634d6363c46dd4d0df00f53732ef diff --git a/gateway.h b/gateway.h index 98970443..eb439ca4 100644 --- a/gateway.h +++ b/gateway.h @@ -1,6 +1,6 @@ #ifndef GATEWAY_H_INCLUDED #define GATEWAY_H_INCLUDED -#define GATEWAY_H_VERSION "$Id: gateway.h,v 1.3 2001/07/29 18:58:15 jongfoster Exp $" +#define GATEWAY_H_VERSION "$Id: gateway.h,v 1.12 2008/12/24 17:06:19 fabiankeil Exp $" /********************************************************************* * * File : $Source: /cvsroot/ijbswa/current/gateway.h,v $ @@ -10,7 +10,7 @@ * proxy). Also contains the list of gateway types. * * 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 @@ -36,6 +36,54 @@ * * Revisions : * $Log: gateway.h,v $ + * Revision 1.12 2008/12/24 17:06:19 fabiankeil + * Keep a thread around to timeout alive connections + * even if no new requests are coming in. + * + * Revision 1.11 2008/11/13 09:08:42 fabiankeil + * Add new config option: keep-alive-timeout. + * + * Revision 1.10 2008/10/09 18:21:41 fabiankeil + * Flush work-in-progress changes to keep outgoing connections + * alive where possible. Incomplete and mostly #ifdef'd out. + * + * Revision 1.9 2006/07/18 14:48:46 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 1.7 2002/03/26 22:29:54 swa + * we have a new homepage! + * + * Revision 1.6 2002/03/25 22:12:45 oes + * Added fix for undefined INADDR_NONE on Solaris by Bart Schelstraete + * + * Revision 1.5 2002/03/24 13:25:43 swa + * name change related issues + * + * Revision 1.4 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 1.3 2001/07/29 18:58:15 jongfoster * Removing nested #includes, adding forward declarations for needed * structures, and changing the #define _FILENAME_H to FILENAME_H_INCLUDED. @@ -66,8 +114,38 @@ struct client_state; extern jb_socket forwarded_connect(const struct forward_spec * fwd, struct http_request *http, struct client_state *csp); +#ifdef FEATURE_CONNECTION_KEEP_ALIVE + +/* + * Default number of seconds after which an + * open connection will no longer be reused. + */ +#define DEFAULT_KEEP_ALIVE_TIMEOUT 180 + +extern void set_keep_alive_timeout(int timeout); +extern void initialize_reusable_connections(void); +extern void forget_connection(jb_socket sfd); +extern void remember_connection(jb_socket sfd, + const struct http_request *http, + const struct forward_spec *fwd); +extern int close_unusable_connections(void); +extern void mark_connection_closed(struct reusable_connection *closed_connection); +extern int connection_destination_matches(const struct reusable_connection *connection, + const struct http_request *http, + const struct forward_spec *fwd); +#endif /* FEATURE_CONNECTION_KEEP_ALIVE */ -/* Revision control strings from this header and associated .c file */ + +/* + * Solaris fix + */ +#ifndef INADDR_NONE +#define INADDR_NONE -1 +#endif + +/* + * Revision control strings from this header and associated .c file + */ extern const char gateway_rcs[]; extern const char gateway_h_rcs[];