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Diffstat (limited to 'src/libcharon/config/ike_cfg.c')
-rw-r--r--src/libcharon/config/ike_cfg.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/src/libcharon/config/ike_cfg.c b/src/libcharon/config/ike_cfg.c
index 9464ceb5d..dee9e4c29 100644
--- a/src/libcharon/config/ike_cfg.c
+++ b/src/libcharon/config/ike_cfg.c
@@ -1,4 +1,5 @@
/*
+ * Copyright (C) 2012-2015 Tobias Brunner
* Copyright (C) 2005-2007 Martin Willi
* Copyright (C) 2005 Jan Hutter
* Hochschule fuer Technik Rapperswil
@@ -513,6 +514,52 @@ static void parse_addresses(char *str, linked_list_t *hosts,
/**
* Described in header.
*/
+int ike_cfg_get_family(ike_cfg_t *cfg, bool local)
+{
+ private_ike_cfg_t *this = (private_ike_cfg_t*)cfg;
+ enumerator_t *enumerator;
+ host_t *host;
+ char *str;
+ int family = AF_UNSPEC;
+
+ if (local)
+ {
+ enumerator = this->my_hosts->create_enumerator(this->my_hosts);
+ }
+ else
+ {
+ enumerator = this->other_hosts->create_enumerator(this->other_hosts);
+ }
+ while (enumerator->enumerate(enumerator, &str))
+ {
+ if (streq(str, "%any"))
+ { /* ignore %any as its family is undetermined */
+ continue;
+ }
+ host = host_create_from_string(str, 0);
+ if (host)
+ {
+ if (family == AF_UNSPEC)
+ {
+ family = host->get_family(host);
+ }
+ else if (family != host->get_family(host))
+ {
+ /* more than one address family defined */
+ family = AF_UNSPEC;
+ host->destroy(host);
+ break;
+ }
+ }
+ DESTROY_IF(host);
+ }
+ enumerator->destroy(enumerator);
+ return family;
+}
+
+/**
+ * Described in header.
+ */
ike_cfg_t *ike_cfg_create(ike_version_t version, bool certreq, bool force_encap,
char *me, u_int16_t my_port,
char *other, u_int16_t other_port,