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make maximum PB-TNC batch size configurable

This commit is contained in:
Andreas Steffen 2012-07-11 09:23:45 +02:00
parent 3a16bec8f9
commit d7dcbc95a9
2 changed files with 14 additions and 2 deletions
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3
man/strongswan.conf.5.in
View File

@ -500,6 +500,9 @@ certificates even if they don't contain a CA basic constraint.
.BR charon.plugins.stroke.max_concurrent " [4]"
Maximum number of stroke messages handled concurrently
.TP
.BR charon.plugins.tnccs-20.max_batch_size " [65522]"
Maximum size of a PB-TNC batch (upper limit via PT-EAP = 65529)
.TP
.BR charon.plugins.tnc-ifmap.device_name
Unique name of strongSwan as a PEP and/or PDP device
.TP

13
src/libcharon/plugins/tnccs_20/tnccs_20.c
View File

@ -35,6 +35,7 @@
#include <tnc/imv/imv_manager.h>
#include <debug.h>
#include <daemon.h>
#include <threading/mutex.h>
#include <utils/linked_list.h>
#include <pen/pen.h>
@ -76,6 +77,11 @@ struct private_tnccs_20_t {
*/
pb_tnc_batch_type_t batch_type;
/**
* Maximum PA-TNC batch size
*/
size_t max_batch_len;
/**
* Mutex locking the batch in construction
*/
@ -649,7 +655,7 @@ METHOD(tls_t, build, status_t,
msg->build(msg);
msg_value = msg->get_encoding(msg);
batch_len += PB_TNC_HEADER_SIZE + msg_value.len;
if (batch_len > *buflen)
if (batch_len > min(this->max_batch_len, *buflen))
{
/* message does not fit into batch of maximum size */
break;
@ -674,7 +680,7 @@ METHOD(tls_t, build, status_t,
msg_count = this->messages->get_count(this->messages);
if (msg_count)
{
DBG2(DBG_TNC, "%d PB-TNC message%s for %N batch queued",
DBG2(DBG_TNC, "queued %d PB-TNC message%s for next %N batch",
msg_count, (msg_count == 1) ? "" : "s",
pb_tnc_batch_type_names, this->batch_type);
}
@ -768,6 +774,9 @@ tls_t *tnccs_20_create(bool is_server)
.state_machine = pb_tnc_state_machine_create(is_server),
.mutex = mutex_create(MUTEX_TYPE_DEFAULT),
.messages = linked_list_create(),
.max_batch_len = lib->settings->get_int(lib->settings,
"%s.plugins.tnccs-20.max_batch_size", 65522,
charon->name),
);
return &this->public;