diff options
Diffstat (limited to 'Source/charon/config/connections/connection.c')
-rw-r--r-- | Source/charon/config/connections/connection.c | 367 |
1 files changed, 0 insertions, 367 deletions
diff --git a/Source/charon/config/connections/connection.c b/Source/charon/config/connections/connection.c deleted file mode 100644 index 74e6762b4..000000000 --- a/Source/charon/config/connections/connection.c +++ /dev/null @@ -1,367 +0,0 @@ -/** - * @file connection.c - * - * @brief Implementation of connection_t. - * - */ - -/* - * Copyright (C) 2005 Jan Hutter, Martin Willi - * Hochschule fuer Technik Rapperswil - * - * 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 the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - */ - -#include <string.h> - -#include "connection.h" - -#include <utils/linked_list.h> -#include <utils/logger.h> - -/** - * String mappings for auth_method_t. - */ -mapping_t auth_method_m[] = { - {RSA_DIGITAL_SIGNATURE, "RSA"}, - {SHARED_KEY_MESSAGE_INTEGRITY_CODE, "SHARED_KEY"}, - {DSS_DIGITAL_SIGNATURE, "DSS"}, - {MAPPING_END, NULL} -}; - - -typedef struct private_connection_t private_connection_t; - -/** - * Private data of an connection_t object - */ -struct private_connection_t { - - /** - * Public part - */ - connection_t public; - - /** - * Name of the connection - */ - char *name; - - /** - * ID of us - */ - identification_t *my_id; - - /** - * ID of remote peer - */ - identification_t *other_id; - - /** - * Host information of my host. - */ - host_t *my_host; - - /** - * Host information of other host. - */ - host_t *other_host; - - /** - * Method to use for own authentication data - */ - auth_method_t auth_method; - - /** - * Supported proposals - */ - linked_list_t *proposals; -}; - -/** - * Implementation of connection_t.get_name. - */ -static char *get_name (private_connection_t *this) -{ - return this->name; -} - -/** - * Implementation of connection_t.get_my_id. - */ -static identification_t *get_my_id (private_connection_t *this) -{ - return this->my_id; -} - -/** - * Implementation of connection_t.get_other_id. - */ -static identification_t *get_other_id(private_connection_t *this) -{ - return this->other_id; -} - -/** - * Implementation of connection_t.update_my_id - */ -static void update_my_id(private_connection_t *this, identification_t *my_id) -{ - this->my_id->destroy(this->my_id); - this->my_id = my_id; -} - -/** - * Implementation of connection_t.update_other_id - */ -static void update_other_id(private_connection_t *this, identification_t *other_id) -{ - this->other_id->destroy(this->other_id); - this->other_id = other_id; -} - -/** - * Implementation of connection_t.get_my_host. - */ -static host_t * get_my_host (private_connection_t *this) -{ - return this->my_host; -} - -/** - * Implementation of connection_t.update_my_host. - */ -static void update_my_host(private_connection_t *this, host_t *my_host) -{ - this->my_host->destroy(this->my_host); - this->my_host = my_host; -} - -/** - * Implementation of connection_t.update_other_host. - */ -static void update_other_host(private_connection_t *this, host_t *other_host) -{ - this->other_host->destroy(this->other_host); - this->other_host = other_host; -} - -/** - * Implementation of connection_t.get_other_host. - */ -static host_t * get_other_host (private_connection_t *this) -{ - return this->other_host; -} - -/** - * Implementation of connection_t.get_proposals. - */ -static linked_list_t* get_proposals (private_connection_t *this) -{ - return this->proposals; -} - -/** - * Implementation of connection_t.select_proposal. - */ -static proposal_t *select_proposal(private_connection_t *this, linked_list_t *proposals) -{ - iterator_t *stored_iter, *supplied_iter; - proposal_t *stored, *supplied, *selected; - - stored_iter = this->proposals->create_iterator(this->proposals, TRUE); - supplied_iter = proposals->create_iterator(proposals, TRUE); - - /* compare all stored proposals with all supplied. Stored ones are preferred. */ - while (stored_iter->has_next(stored_iter)) - { - supplied_iter->reset(supplied_iter); - stored_iter->current(stored_iter, (void**)&stored); - - while (supplied_iter->has_next(supplied_iter)) - { - supplied_iter->current(supplied_iter, (void**)&supplied); - selected = stored->select(stored, supplied); - if (selected) - { - /* they match, return */ - stored_iter->destroy(stored_iter); - supplied_iter->destroy(supplied_iter); - return selected; - } - } - } - - /* no proposal match :-(, will result in a NO_PROPOSAL_CHOSEN... */ - stored_iter->destroy(stored_iter); - supplied_iter->destroy(supplied_iter); - - return NULL; -} - -/** - * Implementation of connection_t.add_proposal. - */ -static void add_proposal (private_connection_t *this, proposal_t *proposal) -{ - this->proposals->insert_last(this->proposals, proposal); -} - -/** - * Implementation of connection_t.auth_method_t. - */ -static auth_method_t get_auth_method(private_connection_t *this) -{ - return this->auth_method; -} - -/** - * Implementation of connection_t.get_dh_group. - */ -static diffie_hellman_group_t get_dh_group(private_connection_t *this) -{ - iterator_t *iterator; - proposal_t *proposal; - algorithm_t *algo; - - iterator = this->proposals->create_iterator(this->proposals, TRUE); - while (iterator->has_next(iterator)) - { - iterator->current(iterator, (void**)&proposal); - proposal->get_algorithm(proposal, PROTO_IKE, DIFFIE_HELLMAN_GROUP, &algo); - if (algo) - { - iterator->destroy(iterator); - return algo->algorithm; - } - } - iterator->destroy(iterator); - return MODP_UNDEFINED; -} - -/** - * Implementation of connection_t.check_dh_group. - */ -static bool check_dh_group(private_connection_t *this, diffie_hellman_group_t dh_group) -{ - iterator_t *prop_iter, *alg_iter; - proposal_t *proposal; - algorithm_t *algo; - - prop_iter = this->proposals->create_iterator(this->proposals, TRUE); - while (prop_iter->has_next(prop_iter)) - { - prop_iter->current(prop_iter, (void**)&proposal); - alg_iter = proposal->create_algorithm_iterator(proposal, PROTO_IKE, DIFFIE_HELLMAN_GROUP); - while (alg_iter->has_next(alg_iter)) - { - alg_iter->current(alg_iter, (void**)&algo); - if (algo->algorithm == dh_group) - { - prop_iter->destroy(prop_iter); - alg_iter->destroy(alg_iter); - return TRUE; - } - } - } - prop_iter->destroy(prop_iter); - alg_iter->destroy(alg_iter); - return FALSE; -} - -/** - * Implementation of connection_t.clone. - */ -static connection_t *clone(private_connection_t *this) -{ - iterator_t *iterator; - proposal_t *proposal; - private_connection_t *clone = (private_connection_t*)connection_create( - this->name, - this->my_host->clone(this->my_host), - this->other_host->clone(this->other_host), - this->my_id->clone(this->my_id), - this->other_id->clone(this->other_id), - this->auth_method); - - /* clone all proposals */ - iterator = this->proposals->create_iterator(this->proposals, TRUE); - while (iterator->has_next(iterator)) - { - iterator->current(iterator, (void**)&proposal); - proposal = proposal->clone(proposal); - clone->proposals->insert_last(clone->proposals, (void*)proposal); - } - iterator->destroy(iterator); - - return &clone->public; -} - -/** - * Implementation of connection_t.destroy. - */ -static void destroy (private_connection_t *this) -{ - proposal_t *proposal; - - while (this->proposals->remove_last(this->proposals, (void**)&proposal) == SUCCESS) - { - proposal->destroy(proposal); - } - this->proposals->destroy(this->proposals); - - this->my_host->destroy(this->my_host); - this->other_host->destroy(this->other_host); - this->my_id->destroy(this->my_id); - this->other_id->destroy(this->other_id); - free(this->name); - free(this); -} - -/** - * Described in header. - */ -connection_t * connection_create(char *name, host_t *my_host, host_t *other_host, identification_t *my_id, identification_t *other_id, auth_method_t auth_method) -{ - private_connection_t *this = malloc_thing(private_connection_t); - - /* public functions */ - this->public.get_name = (char*(*)(connection_t*))get_name; - this->public.get_my_id = (identification_t*(*)(connection_t*))get_my_id; - this->public.get_other_id = (identification_t*(*)(connection_t*))get_other_id; - this->public.get_my_host = (host_t*(*)(connection_t*))get_my_host; - this->public.update_my_host = (void(*)(connection_t*,host_t*))update_my_host; - this->public.update_other_host = (void(*)(connection_t*,host_t*))update_other_host; - this->public.update_my_id = (void(*)(connection_t*,identification_t*))update_my_id; - this->public.update_other_id = (void(*)(connection_t*,identification_t*))update_other_id; - this->public.get_other_host = (host_t*(*)(connection_t*))get_other_host; - this->public.get_proposals = (linked_list_t*(*)(connection_t*))get_proposals; - this->public.select_proposal = (proposal_t*(*)(connection_t*,linked_list_t*))select_proposal; - this->public.add_proposal = (void(*)(connection_t*, proposal_t*)) add_proposal; - this->public.get_auth_method = (auth_method_t(*)(connection_t*)) get_auth_method; - this->public.get_dh_group = (diffie_hellman_group_t(*)(connection_t*)) get_dh_group; - this->public.check_dh_group = (bool(*)(connection_t*,diffie_hellman_group_t)) check_dh_group; - this->public.clone = (connection_t*(*)(connection_t*))clone; - this->public.destroy = (void(*)(connection_t*))destroy; - - /* private variables */ - this->name = strdup(name); - this->my_host = my_host; - this->other_host = other_host; - this->my_id = my_id; - this->other_id = other_id; - this->auth_method = auth_method; - - this->proposals = linked_list_create(); - - return (&this->public); -} |