X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fprotocol.c;h=78781a6c72d2733e8627ba8b026c0b92fa8a70b9;hp=e6c13f4690833a07db9d0fed0a774c0f49f481f4;hb=5dde6461a321ee47b06e33f8203f2acf00a31a51;hpb=42e01abd54bd36ee84a45a2b646cfa27034de8d1 diff --git a/src/protocol.c b/src/protocol.c index e6c13f46..78781a6c 100644 --- a/src/protocol.c +++ b/src/protocol.c @@ -1,7 +1,7 @@ /* protocol.c -- handle the meta-protocol, basic functions - Copyright (C) 1999-2001 Ivo Timmermans , - 2000,2001 Guus Sliepen + Copyright (C) 1999-2005 Ivo Timmermans, + 2000-2009 Guus Sliepen This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -13,11 +13,9 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - - $Id: protocol.c,v 1.28.4.148 2003/11/17 15:30:17 guus Exp $ + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include "system.h" @@ -55,8 +53,7 @@ static char (*request_name[]) = { static avl_tree_t *past_request_tree; -bool check_id(const char *id) -{ +bool check_id(const char *id) { for(; *id; id++) if(!isalnum(*id) && *id != '_') return false; @@ -67,15 +64,14 @@ bool check_id(const char *id) /* Generic request routines - takes care of logging and error detection as well */ -bool send_request(connection_t *c, const char *format, ...) -{ +bool send_request(connection_t *c, const char *format, ...) { va_list args; char buffer[MAXBUFSIZE]; int len, request; cp(); - /* Use vsnprintf instead of vasprintf: faster, no memory + /* Use vsnprintf instead of vxasprintf: faster, no memory fragmentation, cleanup is automatic, and there is a limit on the input buffer anyway */ @@ -108,8 +104,7 @@ bool send_request(connection_t *c, const char *format, ...) return send_meta(c, buffer, len); } -void forward_request(connection_t *from) -{ +void forward_request(connection_t *from) { int request; cp(); @@ -130,8 +125,7 @@ void forward_request(connection_t *from) broadcast_meta(from, from->buffer, from->reqlen); } -bool receive_request(connection_t *c) -{ +bool receive_request(connection_t *c) { int request; cp(); @@ -180,13 +174,11 @@ bool receive_request(connection_t *c) return true; } -static int past_request_compare(const past_request_t *a, const past_request_t *b) -{ +static int past_request_compare(const past_request_t *a, const past_request_t *b) { return strcmp(a->request, b->request); } -static void free_past_request(past_request_t *r) -{ +static void free_past_request(past_request_t *r) { cp(); if(r->request) @@ -195,22 +187,19 @@ static void free_past_request(past_request_t *r) free(r); } -void init_requests(void) -{ +void init_requests(void) { cp(); past_request_tree = avl_alloc_tree((avl_compare_t) past_request_compare, (avl_action_t) free_past_request); } -void exit_requests(void) -{ +void exit_requests(void) { cp(); avl_delete_tree(past_request_tree); } -bool seen_request(char *request) -{ +bool seen_request(char *request) { past_request_t *new, p = {0}; cp(); @@ -229,8 +218,7 @@ bool seen_request(char *request) } } -void age_past_requests(void) -{ +void age_past_requests(void) { avl_node_t *node, *next; past_request_t *p; int left = 0, deleted = 0; @@ -241,7 +229,7 @@ void age_past_requests(void) next = node->next; p = node->data; - if(p->firstseen + pingtimeout < now) + if(p->firstseen + pinginterval < now) avl_delete_node(past_request_tree, node), deleted++; else left++;