diff options
Diffstat (limited to 'src/charon/config/backend_manager.c')
| -rw-r--r-- | src/charon/config/backend_manager.c | 67 |
1 files changed, 33 insertions, 34 deletions
diff --git a/src/charon/config/backend_manager.c b/src/charon/config/backend_manager.c index cfd611858..90ef58563 100644 --- a/src/charon/config/backend_manager.c +++ b/src/charon/config/backend_manager.c @@ -16,11 +16,10 @@ #include "backend_manager.h" #include <sys/types.h> -#include <pthread.h> #include <daemon.h> #include <utils/linked_list.h> -#include <utils/mutex.h> +#include <threading/rwlock.h> typedef struct private_backend_manager_t private_backend_manager_t; @@ -34,12 +33,12 @@ struct private_backend_manager_t { * Public part of backend_manager_t object. */ backend_manager_t public; - + /** * list of registered backends */ linked_list_t *backends; - + /** * rwlock for backends */ @@ -52,7 +51,7 @@ struct private_backend_manager_t { typedef enum ike_cfg_match_t { MATCH_NONE = 0x00, MATCH_ANY = 0x01, - MATCH_ME = 0x04, + MATCH_ME = 0x04, MATCH_OTHER = 0x08, } ike_cfg_match_t; @@ -80,7 +79,7 @@ static ike_cfg_match_t get_ike_match(ike_cfg_t *cand, host_t *me, host_t *other) { host_t *me_cand, *other_cand; ike_cfg_match_t match = MATCH_NONE; - + if (me) { me_cand = host_create_from_dns(cand->get_my_addr(cand), @@ -103,7 +102,7 @@ static ike_cfg_match_t get_ike_match(ike_cfg_t *cand, host_t *me, host_t *other) { match += MATCH_ANY; } - + if (other) { other_cand = host_create_from_dns(cand->get_other_addr(cand), @@ -132,21 +131,21 @@ static ike_cfg_match_t get_ike_match(ike_cfg_t *cand, host_t *me, host_t *other) /** * implements backend_manager_t.get_ike_cfg. */ -static ike_cfg_t *get_ike_cfg(private_backend_manager_t *this, +static ike_cfg_t *get_ike_cfg(private_backend_manager_t *this, host_t *me, host_t *other) { ike_cfg_t *current, *found = NULL; enumerator_t *enumerator; ike_cfg_match_t match, best = MATCH_ANY; ike_data_t *data; - + data = malloc_thing(ike_data_t); data->this = this; data->me = me; data->other = other; - + DBG2(DBG_CFG, "looking for an ike config for %H...%H", me, other); - + this->lock->read_lock(this->lock); enumerator = enumerator_create_nested( this->backends->create_enumerator(this->backends), @@ -154,11 +153,11 @@ static ike_cfg_t *get_ike_cfg(private_backend_manager_t *this, while (enumerator->enumerate(enumerator, (void**)¤t)) { match = get_ike_match(current, me, other); - + if (match) { - DBG2(DBG_CFG, " candidate: %s...%s, prio %d", - current->get_my_addr(current), + DBG2(DBG_CFG, " candidate: %s...%s, prio %d", + current->get_my_addr(current), current->get_other_addr(current), match); if (match > best) { @@ -173,7 +172,7 @@ static ike_cfg_t *get_ike_cfg(private_backend_manager_t *this, this->lock->unlock(this->lock); if (found) { - DBG2(DBG_CFG, "found matching ike config: %s...%s with prio %d", + DBG2(DBG_CFG, "found matching ike config: %s...%s with prio %d", found->get_my_addr(found), found->get_other_addr(found), best); } return found; @@ -189,12 +188,12 @@ static id_match_t get_peer_match(identification_t *id, auth_cfg_t *auth; identification_t *candidate; id_match_t match = ID_MATCH_NONE; - + if (!id) { return ID_MATCH_ANY; } - + /* compare first auth config only */ enumerator = cfg->create_auth_cfg_enumerator(cfg, local); if (enumerator->enumerate(enumerator, &auth)) @@ -269,7 +268,7 @@ static bool peer_enum_filter(linked_list_t *configs, static void peer_enum_filter_destroy(linked_list_t *configs) { match_entry_t *entry; - + while (configs->remove_last(configs, (void**)&entry) == SUCCESS) { entry->cfg->destroy(entry->cfg); @@ -285,7 +284,7 @@ static void insert_sorted(match_entry_t *entry, linked_list_t *list, linked_list_t *helper) { match_entry_t *current; - + while (list->remove_first(list, (void**)¤t) == SUCCESS) { helper->insert_last(helper, current); @@ -311,7 +310,7 @@ static void insert_sorted(match_entry_t *entry, linked_list_t *list, /** * Implements backend_manager_t.create_peer_cfg_enumerator. - */ + */ static enumerator_t *create_peer_cfg_enumerator(private_backend_manager_t *this, host_t *me, host_t *other, identification_t *my_id, identification_t *other_id) @@ -320,26 +319,26 @@ static enumerator_t *create_peer_cfg_enumerator(private_backend_manager_t *this, peer_data_t *data; peer_cfg_t *cfg; linked_list_t *configs, *helper; - + data = malloc_thing(peer_data_t); data->lock = this->lock; data->me = my_id; data->other = other_id; - + /* create a sorted list with all matches */ this->lock->read_lock(this->lock); enumerator = enumerator_create_nested( this->backends->create_enumerator(this->backends), (void*)peer_enum_create, data, (void*)peer_enum_destroy); - + if (!me && !other && !my_id && !other_id) { /* shortcut if we are doing a "listall" */ return enumerator; } - + DBG1(DBG_CFG, "looking for peer configs matching %H[%Y]...%H[%Y]", me, my_id, other, other_id); - + configs = linked_list_create(); /* only once allocated helper list for sorting */ helper = linked_list_create(); @@ -348,16 +347,16 @@ static enumerator_t *create_peer_cfg_enumerator(private_backend_manager_t *this, id_match_t match_peer_me, match_peer_other; ike_cfg_match_t match_ike; match_entry_t *entry; - + match_peer_me = get_peer_match(my_id, cfg, TRUE); match_peer_other = get_peer_match(other_id, cfg, FALSE); match_ike = get_ike_match(cfg->get_ike_cfg(cfg), me, other); - + if (match_peer_me && match_peer_other && match_ike) { DBG2(DBG_CFG, " candidate \"%s\", match: %d/%d/%d (me/other/ike)", cfg->get_name(cfg), match_peer_me, match_peer_other, match_ike); - + entry = malloc_thing(match_entry_t); entry->match_peer = match_peer_me + match_peer_other; entry->match_ike = match_ike; @@ -367,7 +366,7 @@ static enumerator_t *create_peer_cfg_enumerator(private_backend_manager_t *this, } enumerator->destroy(enumerator); helper->destroy(helper); - + return enumerator_create_filter(configs->create_enumerator(configs), (void*)peer_enum_filter, configs, (void*)peer_enum_filter_destroy); @@ -375,13 +374,13 @@ static enumerator_t *create_peer_cfg_enumerator(private_backend_manager_t *this, /** * implements backend_manager_t.get_peer_cfg_by_name. - */ + */ static peer_cfg_t *get_peer_cfg_by_name(private_backend_manager_t *this, char *name) { backend_t *backend; peer_cfg_t *config = NULL; enumerator_t *enumerator; - + this->lock->read_lock(this->lock); enumerator = this->backends->create_enumerator(this->backends); while (config == NULL && enumerator->enumerate(enumerator, (void**)&backend)) @@ -429,17 +428,17 @@ static void destroy(private_backend_manager_t *this) backend_manager_t *backend_manager_create() { private_backend_manager_t *this = malloc_thing(private_backend_manager_t); - + this->public.get_ike_cfg = (ike_cfg_t* (*)(backend_manager_t*, host_t*, host_t*))get_ike_cfg; this->public.get_peer_cfg_by_name = (peer_cfg_t* (*)(backend_manager_t*,char*))get_peer_cfg_by_name; this->public.create_peer_cfg_enumerator = (enumerator_t* (*)(backend_manager_t*,host_t*,host_t*,identification_t*,identification_t*))create_peer_cfg_enumerator; this->public.add_backend = (void(*)(backend_manager_t*, backend_t *backend))add_backend; this->public.remove_backend = (void(*)(backend_manager_t*, backend_t *backend))remove_backend; this->public.destroy = (void (*)(backend_manager_t*))destroy; - + this->backends = linked_list_create(); this->lock = rwlock_create(RWLOCK_TYPE_DEFAULT); - + return &this->public; } |