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authorTobias Brunner <tobias@strongswan.org>2012-09-13 15:22:37 +0200
committerTobias Brunner <tobias@strongswan.org>2012-09-13 15:48:49 +0200
commit08ad639f327d2e5445d7274b7705093704151f35 (patch)
tree3d35a16fc979238bf7aa6f8b31d08f221eb251dd /src/libhydra/plugins/kernel_klips/kernel_klips_ipsec.c
parent524fb37ccd165ad47cc29153a358164a9f185c3f (diff)
downloadstrongswan-08ad639f327d2e5445d7274b7705093704151f35.tar.bz2
strongswan-08ad639f327d2e5445d7274b7705093704151f35.tar.xz
Added algorithm lookup via kernel_interface_t to the various kernel interfaces
Diffstat (limited to 'src/libhydra/plugins/kernel_klips/kernel_klips_ipsec.c')
-rw-r--r--src/libhydra/plugins/kernel_klips/kernel_klips_ipsec.c24
1 files changed, 20 insertions, 4 deletions
diff --git a/src/libhydra/plugins/kernel_klips/kernel_klips_ipsec.c b/src/libhydra/plugins/kernel_klips/kernel_klips_ipsec.c
index 5f077b234..fa7f6107c 100644
--- a/src/libhydra/plugins/kernel_klips/kernel_klips_ipsec.c
+++ b/src/libhydra/plugins/kernel_klips/kernel_klips_ipsec.c
@@ -820,8 +820,22 @@ static kernel_algorithm_t compression_algs[] = {
/**
* Look up a kernel algorithm ID and its key size
*/
-static int lookup_algorithm(kernel_algorithm_t *list, int ikev2)
+static int lookup_algorithm(transform_type_t type, int ikev2)
{
+ kernel_algorithm_t *list;
+ int alg = 0;
+
+ switch (type)
+ {
+ case ENCRYPTION_ALGORITHM:
+ list = encryption_algs;
+ break;
+ case INTEGRITY_ALGORITHM:
+ list = integrity_algs;
+ break;
+ default:
+ return 0;
+ }
while (list->ikev2 != END_OF_LIST)
{
if (ikev2 == list->ikev2)
@@ -830,7 +844,9 @@ static int lookup_algorithm(kernel_algorithm_t *list, int ikev2)
}
list++;
}
- return 0;
+ hydra->kernel_interface->lookup_algorithm(hydra->kernel_interface, ikev2,
+ type, &alg, NULL);
+ return alg;
}
/**
@@ -1713,8 +1729,8 @@ METHOD(kernel_ipsec_t, add_sa, status_t,
sa->sadb_sa_spi = spi;
sa->sadb_sa_state = SADB_SASTATE_MATURE;
sa->sadb_sa_replay = (protocol == IPPROTO_COMP) ? 0 : 32;
- sa->sadb_sa_auth = lookup_algorithm(integrity_algs, int_alg);
- sa->sadb_sa_encrypt = lookup_algorithm(encryption_algs, enc_alg);
+ sa->sadb_sa_auth = lookup_algorithm(INTEGRITY_ALGORITHM, int_alg);
+ sa->sadb_sa_encrypt = lookup_algorithm(ENCRYPTION_ALGORITHM, enc_alg);
PFKEY_EXT_ADD(msg, sa);
add_addr_ext(msg, src, SADB_EXT_ADDRESS_SRC);