diff options
Diffstat (limited to 'Source/charon/sa/states/ike_sa_init_responded.c')
-rw-r--r-- | Source/charon/sa/states/ike_sa_init_responded.c | 53 |
1 files changed, 14 insertions, 39 deletions
diff --git a/Source/charon/sa/states/ike_sa_init_responded.c b/Source/charon/sa/states/ike_sa_init_responded.c index 848d27db7..2c21992e6 100644 --- a/Source/charon/sa/states/ike_sa_init_responded.c +++ b/Source/charon/sa/states/ike_sa_init_responded.c @@ -25,6 +25,7 @@ #include <daemon.h> #include <utils/allocator.h> #include <sa/authenticator.h> +#include <sa/child_sa.h> #include <encoding/payloads/ts_payload.h> #include <encoding/payloads/sa_payload.h> #include <encoding/payloads/id_payload.h> @@ -389,7 +390,9 @@ static status_t build_sa_payload(private_ike_sa_init_responded_t *this, sa_paylo child_proposal_t *proposal, *proposal_tmp; linked_list_t *proposal_list; sa_payload_t *sa_response; - protocol_id_t proto; + child_sa_t *child_sa; + prf_plus_t *prf_plus; + chunk_t seed; /* TODO: child sa stuff */ @@ -421,51 +424,23 @@ static status_t build_sa_payload(private_ike_sa_init_responded_t *this, sa_paylo this->ike_sa->send_notify(this->ike_sa, IKE_AUTH, NO_PROPOSAL_CHOSEN, CHUNK_INITIALIZER); return DELETE_ME; } - for (proto = AH; proto <= ESP; proto++) - { - transform_type_t types[] = {ENCRYPTION_ALGORITHM, INTEGRITY_ALGORITHM, DIFFIE_HELLMAN_GROUP, EXTENDED_SEQUENCE_NUMBERS}; - mapping_t *mappings[] = {encryption_algorithm_m, integrity_algorithm_m, diffie_hellman_group_m, extended_sequence_numbers_m}; - algorithm_t *algo; - int i; - for (i = 0; i<sizeof(types)/sizeof(transform_type_t); i++) - { - if (proposal->get_algorithm(proposal, proto, types[i], &algo)) - { - this->logger->log(this->logger, CONTROL|LEVEL1, "%s: using %s %s (keysize: %d)", - mapping_find(protocol_id_m, proto), - mapping_find(transform_type_m, types[i]), - mapping_find(mappings[i], algo->algorithm), - algo->key_size); - } - } - } /* create payload with selected propsal */ sa_response = sa_payload_create_from_child_proposal(proposal); response->add_payload(response, (payload_t*)sa_response); - proposal->destroy(proposal); /* install child SAs for AH and esp */ -// algorithm_t *encr, *integ; -// char enc_key_buffer[] = "123"; -// chunk_t enc_key = {ptr: enc_key_buffer, len: 4}; -// char int_key_buffer[] = "345"; -// chunk_t int_key = {ptr: int_key_buffer, len: 4}; -// proposal->get_algorithm(proposal, ESP, ENCRYPTION_ALGORITHM, &encr); -// proposal->get_algorithm(proposal, ESP, INTEGRITY_ALGORITHM, &integ); -// -// charon->kernel_interface->add_sa(charon->kernel_interface, -// this->ike_sa->get_my_host(this->ike_sa), -// this->ike_sa->get_other_host(this->ike_sa), -// proposal->get_spi(proposal, AH), -// AH, -// TRUE, -// encr->algorithm, encr->key_size, enc_key, -// integ->algorithm, integ->key_size, int_key, -// TRUE); -// -// POS; + seed = allocator_alloc_as_chunk(this->received_nonce.len + this->sent_nonce.len); + memcpy(seed.ptr, this->received_nonce.ptr, this->received_nonce.len); + memcpy(seed.ptr + this->received_nonce.len, this->sent_nonce.ptr, this->sent_nonce.len); + prf_plus = prf_plus_create(this->ike_sa->get_child_prf(this->ike_sa), seed); + allocator_free_chunk(&seed); + + child_sa = child_sa_create(proposal, prf_plus); + prf_plus->destroy(prf_plus); + child_sa->destroy(child_sa); + proposal->destroy(proposal); return SUCCESS; } |