X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fconnection.c;h=fd7ae84383dd383236ec54654b156b85ba3ed9a7;hp=36c0fdbc58fd76eed0dc010c666561b20651ad9a;hb=1d7b86cd9d1421f67d3717a52a52635155a29829;hpb=8c3105283ac53f8cc9cc4dde25957ec1cf6b53a0 diff --git a/src/connection.c b/src/connection.c index 36c0fdbc..fd7ae843 100644 --- a/src/connection.c +++ b/src/connection.c @@ -1,6 +1,6 @@ /* connection.c -- connection list management - Copyright (C) 2000-2009 Guus Sliepen , + Copyright (C) 2000-2012 Guus Sliepen , 2000-2005 Ivo Timmermans 2008 Max Rijevski @@ -23,16 +23,13 @@ #include "avl_tree.h" #include "conf.h" -#include "list.h" #include "logger.h" -#include "net.h" /* Don't ask. */ -#include "netutl.h" #include "subnet.h" #include "utils.h" #include "xalloc.h" avl_tree_t *connection_tree; /* Meta connections */ -connection_t *broadcast; +connection_t *everyone; static int connection_compare(const connection_t *a, const connection_t *b) { return a < b ? -1 : a == b ? 0 : 1; @@ -40,14 +37,14 @@ static int connection_compare(const connection_t *a, const connection_t *b) { void init_connections(void) { connection_tree = avl_alloc_tree((avl_compare_t) connection_compare, (avl_action_t) free_connection); - broadcast = new_connection(); - broadcast->name = xstrdup("everyone"); - broadcast->hostname = xstrdup("BROADCAST"); + everyone = new_connection(); + everyone->name = xstrdup("everyone"); + everyone->hostname = xstrdup("BROADCAST"); } void exit_connections(void) { avl_delete_tree(connection_tree); - free_connection(broadcast); + free_connection(everyone); } connection_t *new_connection(void) { @@ -63,44 +60,65 @@ connection_t *new_connection(void) { return c; } -void free_connection(connection_t *c) { - if(c->name) - free(c->name); - - if(c->hostname) - free(c->hostname); - - if(c->inkey) - free(c->inkey); - - if(c->outkey) - free(c->outkey); +void free_connection_partially(connection_t *c) { + free(c->inkey); + free(c->outkey); + free(c->mychallenge); + free(c->hischallenge); + free(c->outbuf); + + c->inkey = NULL; + c->outkey = NULL; + c->mychallenge = NULL; + c->hischallenge = NULL; + c->outbuf = NULL; + + c->status.pinged = false; + c->status.active = false; + c->status.connecting = false; + c->status.timeout = false; + c->status.encryptout = false; + c->status.decryptin = false; + c->status.mst = false; + + c->options = 0; + c->buflen = 0; + c->reqlen = 0; + c->tcplen = 0; + c->allow_request = 0; + c->outbuflen = 0; + c->outbufsize = 0; + c->outbufstart = 0; + c->last_ping_time = 0; + c->last_flushed_time = 0; if(c->inctx) { EVP_CIPHER_CTX_cleanup(c->inctx); free(c->inctx); + c->inctx = NULL; } if(c->outctx) { EVP_CIPHER_CTX_cleanup(c->outctx); free(c->outctx); + c->outctx = NULL; } - if(c->mychallenge) - free(c->mychallenge); + if(c->rsa_key) { + RSA_free(c->rsa_key); + c->rsa_key = NULL; + } +} + +void free_connection(connection_t *c) { + free_connection_partially(c); - if(c->hischallenge) - free(c->hischallenge); + free(c->name); + free(c->hostname); if(c->config_tree) exit_configuration(&c->config_tree); - if(c->outbuf) - free(c->outbuf); - - if(c->rsa_key) - RSA_free(c->rsa_key); - free(c); } @@ -127,29 +145,3 @@ void dump_connections(void) { logger(LOG_DEBUG, "End of connections."); } - -bool read_connection_config(connection_t *c) { - list_node_t *node, *next; - size_t name_len = strlen(c->name); - char *fname; - bool x; - - for(node = cmdline_conf->tail; node; node = next) { - config_t *cfg = (config_t *)node->data; - next = node->prev; - if (!strncmp(c->name, cfg->variable, name_len) && cfg->variable[name_len] == '.') { - config_t *new_cfg = new_config(); - new_cfg->variable = xstrdup(cfg->variable + name_len + 1); - new_cfg->value = xstrdup(cfg->value); - new_cfg->file = NULL; - new_cfg->line = cfg->line; - config_add(c->config_tree, new_cfg); - } - } - - xasprintf(&fname, "%s/hosts/%s", confbase, c->name); - x = read_config_file(c->config_tree, fname); - free(fname); - - return x; -}