EAP-TNC does not support fragmentation

diff --git a/man/strongswan.conf.5.in b/man/strongswan.conf.5.in
index ef37f2f236508f7791f750abe90fff97da408cff..45380b304b569ac964b8b6322d80fa16beab90ac 100644 (file)
--- a/man/strongswan.conf.5.in
+++ b/man/strongswan.conf.5.in
@@ -399,15 +399,9 @@ Maximum number of processed EAP-TLS packets (0 = no limit)
 .BR charon.plugins.eap-tls.include_length " [yes]"
 Include length in non-fragmented EAP-TLS packets
 .TP
-.BR charon.plugins.eap-tnc.fragment_size " [50000]"
-Maximum size of an EAP-TNC packet
-.TP
 .BR charon.plugins.eap-tnc.max_message_count " [10]"
 Maximum number of processed EAP-TNC packets (0 = no limit)
 .TP
-.BR charon.plugins.eap-tnc.include_length " [yes]"
-Include length in non-fragmented EAP-TNC packets
-.TP
 .BR charon.plugins.eap-ttls.fragment_size " [1024]"
 Maximum size of an EAP-TTLS packet
 .TP

diff --git a/src/libcharon/plugins/eap_tnc/eap_tnc.c b/src/libcharon/plugins/eap_tnc/eap_tnc.c
index 14e8c18cdb81a24ca718984548f15d1396bbd35b..53c488d943852f17aaab61d19cc4e9533c344e15 100644 (file)
--- a/src/libcharon/plugins/eap_tnc/eap_tnc.c
+++ b/src/libcharon/plugins/eap_tnc/eap_tnc.c
@@ -21,6 +21,16 @@
 #include <debug.h>
 #include <daemon.h>
 
+/**
+ * Maximum size of an EAP-TNC message
+ */
+#define EAP_TNC_MAX_MESSAGE_LEN 65535
+
+/**
+ * Maximum number of EAP-TNC messages allowed
+ */
+#define EAP_TNC_MAX_MESSAGE_COUNT 10
+
 typedef struct private_eap_tnc_t private_eap_tnc_t;
 
 /**
@@ -39,12 +49,6 @@ struct private_eap_tnc_t {
        tls_eap_t *tls_eap;
 };
 
-
-/** Maximum number of EAP-TNC messages/fragments allowed */
-#define MAX_MESSAGE_COUNT 10
-/** Default size of a EAP-TNC fragment */
-#define MAX_FRAGMENT_LEN 50000
-
 METHOD(eap_method_t, initiate, status_t,
        private_eap_tnc_t *this, eap_payload_t **out)
 {
@@ -147,12 +151,9 @@ static eap_tnc_t *eap_tnc_create(identification_t *server,
                },
        );
 
-       frag_size = lib->settings->get_int(lib->settings,
-                                       "%s.plugins.eap-tnc.fragment_size", MAX_FRAGMENT_LEN,
-                                       charon->name);
        max_msg_count = lib->settings->get_int(lib->settings,
-                                       "%s.plugins.eap-tnc.max_message_count", MAX_MESSAGE_COUNT,
-                                       charon->name);
+                                       "%s.plugins.eap-tnc.max_message_count",
+                                       EAP_TNC_MAX_MESSAGE_COUNT, charon->name);
        include_length = lib->settings->get_bool(lib->settings,
                                        "%s.plugins.eap-tnc.include_length", TRUE, charon->name);
        protocol = lib->settings->get_str(lib->settings,
@@ -176,7 +177,8 @@ static eap_tnc_t *eap_tnc_create(identification_t *server,
                return NULL;
        }
        tnccs = tnc->tnccs->create_instance(tnc->tnccs, type, is_server);
-       this->tls_eap = tls_eap_create(EAP_TNC, (tls_t*)tnccs, frag_size,
+       this->tls_eap = tls_eap_create(EAP_TNC, (tls_t*)tnccs,
+                                                                                        EAP_TNC_MAX_MESSAGE_LEN,
                                                                                         max_msg_count, include_length);
        if (!this->tls_eap)
        {