From db67c87db3c9089ea8d2e14f617bf3d9e2af261f Mon Sep 17 00:00:00 2001 From: Rene Mayrhofer Date: Wed, 9 Jul 2008 21:02:41 +0000 Subject: [svn-upgrade] Integrating new upstream version, strongswan (4.2.4) --- src/charon/plugins/uci/uci_creds.c | 184 +++++++++++++++++++++++++++++++++++++ 1 file changed, 184 insertions(+) create mode 100644 src/charon/plugins/uci/uci_creds.c (limited to 'src/charon/plugins/uci/uci_creds.c') diff --git a/src/charon/plugins/uci/uci_creds.c b/src/charon/plugins/uci/uci_creds.c new file mode 100644 index 000000000..60f6fc934 --- /dev/null +++ b/src/charon/plugins/uci/uci_creds.c @@ -0,0 +1,184 @@ +/* + * Copyright (C) 2008 Thomas Kallenberg + * Copyright (C) 2008 Martin Willi + * Copyright (C) 2008 Tobias Brunner + * 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 . + * + * 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. + * + * $Id$ + */ + +#include "uci_creds.h" + +#include +#include +#include + +typedef struct private_uci_creds_t private_uci_creds_t; + +/** + * Private data of an uci_creds_t object + */ +struct private_uci_creds_t { + /** + * Public part + */ + uci_creds_t public; + + /** + * UCI parser context + */ + uci_parser_t *parser; +}; + +typedef struct { + /** implements enumerator */ + enumerator_t public; + /** inneer UCI enumerator */ + enumerator_t *inner; + /** currently enumerated shared shared */ + shared_key_t *current; + /** local ID to match */ + identification_t *me; + /** remote ID to match */ + identification_t *other; +} shared_enumerator_t; + +/** + * Implementation of shared_enumerator_t.public.enumerate + */ +static bool shared_enumerator_enumerate(shared_enumerator_t *this, + shared_key_t **key, id_match_t *me, id_match_t *other) +{ + char *local_id, *remote_id, *psk; + identification_t *local, *remote; + + while (TRUE) + { + /* defaults */ + local_id = "%any"; + remote_id = "%any"; + psk = NULL; + + if (!this->inner->enumerate(this->inner, NULL, + &local_id, &remote_id, &psk)) + { + return FALSE; + } + if (psk == NULL) + { + continue; + } + if (me) + { + local = identification_create_from_string(local_id); + if (!local) + { + continue; + } + *me = this->me ? this->me->matches(this->me, local) + : ID_MATCH_ANY; + local->destroy(local); + if (!*me) + { + continue; + } + } + if (other) + { + remote = identification_create_from_string(remote_id); + if (!remote) + { + continue; + } + *other = this->other ? this->other->matches(this->other, remote) + : ID_MATCH_ANY; + remote->destroy(remote); + if (!*other) + { + continue; + } + } + break; + } + DESTROY_IF(this->current); + this->current = shared_key_create(SHARED_IKE, + chunk_clone(chunk_create(psk, strlen(psk)))); + *key = this->current; + return TRUE; +} + +/** + * Implementation of shared_enumerator_t.public.destroy + */ +static void shared_enumerator_destroy(shared_enumerator_t *this) +{ + this->inner->destroy(this->inner); + DESTROY_IF(this->current); + free(this); +} + +/** + * Implementation of backend_t.create_shared_cfg_enumerator. + */ +static enumerator_t* create_shared_enumerator(private_uci_creds_t *this, + shared_key_type_t type, + identification_t *me, + identification_t *other) +{ + shared_enumerator_t *e; + + if (type != SHARED_IKE) + { + return NULL; + } + + e = malloc_thing(shared_enumerator_t); + e->current = NULL; + e->public.enumerate = (void*)shared_enumerator_enumerate; + e->public.destroy = (void*)shared_enumerator_destroy; + e->me = me; + e->other = other; + e->inner = this->parser->create_section_enumerator(this->parser, + "local_id", "remote_id", "psk", NULL); + if (!e->inner) + { + free(e); + return NULL; + } + return &e->public; +} + +/** + * Implementation of uci_creds_t.destroy + */ +static void destroy(private_uci_creds_t *this) +{ + free(this); +} + +uci_creds_t *uci_creds_create(uci_parser_t *parser) +{ + private_uci_creds_t *this = malloc_thing(private_uci_creds_t); + + this->public.credential_set.create_shared_enumerator = (enumerator_t*(*)(credential_set_t*, shared_key_type_t, identification_t*, identification_t*))create_shared_enumerator; + this->public.credential_set.create_private_enumerator = (enumerator_t*(*) (credential_set_t*, key_type_t, identification_t*))return_null; + this->public.credential_set.create_cert_enumerator = (enumerator_t*(*) (credential_set_t*, certificate_type_t, key_type_t,identification_t *, bool))return_null; + this->public.credential_set.create_cdp_enumerator = (enumerator_t*(*) (credential_set_t *,certificate_type_t, identification_t *))return_null; + this->public.credential_set.cache_cert = (void (*)(credential_set_t *, certificate_t *))nop; + this->public.destroy = (void(*) (uci_creds_t*))destroy; + + this->parser = parser; + + return &this->public; +} + -- cgit v1.2.3