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Always send a configuration payload in IKEv1 TRANSACTIONs, even if it is empty

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This commit is contained in:
Martin Willi
2012-09-11 17:20:17 +02:00
parent c4acf37502
commit d4cca1beea
1 changed files with 14 additions and 29 deletions
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src/libcharon/sa/ikev1/tasks/mode_config.c
+14 -29
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@@ -232,7 +232,7 @@ static void process_payloads(private_mode_config_t *this, message_t *message)
METHOD(task_t, build_i, status_t,
private_mode_config_t *this, message_t *message)
{
cp_payload_t *cp = NULL;
cp_payload_t *cp;
enumerator_t *enumerator;
attribute_handler_t *handler;
peer_cfg_t *config;
@@ -241,6 +241,8 @@ METHOD(task_t, build_i, status_t,
linked_list_t *vips;
host_t *host;
cp = cp_payload_create_type(CONFIGURATION_V1, CFG_REQUEST);
vips = linked_list_create();
/* reuse virtual IP if we already have one */
@@ -264,7 +266,6 @@ METHOD(task_t, build_i, status_t,
if (vips->get_count(vips))
{
cp = cp_payload_create_type(CONFIGURATION_V1, CFG_REQUEST);
enumerator = vips->create_enumerator(vips);
while (enumerator->enumerate(enumerator, &host))
{
@@ -278,19 +279,13 @@ METHOD(task_t, build_i, status_t,
this->ike_sa->get_other_id(this->ike_sa), vips);
while (enumerator->enumerate(enumerator, &handler, &type, &data))
{
configuration_attribute_t *ca;
entry_t *entry;
DBG2(DBG_IKE, "building %N attribute",
configuration_attribute_type_names, type);
ca = configuration_attribute_create_chunk(CONFIGURATION_ATTRIBUTE_V1,
type, data);
if (!cp)
{
cp = cp_payload_create_type(CONFIGURATION_V1, CFG_REQUEST);
}
cp->add_attribute(cp, ca);
cp->add_attribute(cp,
configuration_attribute_create_chunk(CONFIGURATION_ATTRIBUTE_V1,
type, data));
INIT(entry,
.type = type,
.handler = handler,
@@ -301,10 +296,8 @@ METHOD(task_t, build_i, status_t,
vips->destroy(vips);
if (cp)
{
message->add_payload(message, (payload_t*)cp);
}
message->add_payload(message, (payload_t*)cp);
return NEED_MORE;
}
@@ -321,12 +314,14 @@ METHOD(task_t, build_r, status_t,
enumerator_t *enumerator;
configuration_attribute_type_t type;
chunk_t value;
cp_payload_t *cp = NULL;
cp_payload_t *cp;
peer_cfg_t *config;
identification_t *id;
linked_list_t *vips, *pools;
host_t *requested;
cp = cp_payload_create_type(CONFIGURATION_V1, CFG_REPLY);
id = this->ike_sa->get_other_eap_id(this->ike_sa);
config = this->ike_sa->get_peer_cfg(this->ike_sa);
vips = linked_list_create();
@@ -349,10 +344,6 @@ METHOD(task_t, build_r, status_t,
{
DBG1(DBG_IKE, "assigning virtual IP %H to peer '%Y'", found, id);
this->ike_sa->add_virtual_ip(this->ike_sa, FALSE, found);
if (!cp)
{
cp = cp_payload_create_type(CONFIGURATION_V1, CFG_REPLY);
}
cp->add_attribute(cp, build_vip(found));
vips->insert_last(vips, found);
}
@@ -369,10 +360,6 @@ METHOD(task_t, build_r, status_t,
hydra->attributes, pools, id, vips);
while (enumerator->enumerate(enumerator, &type, &value))
{
if (!cp)
{
cp = cp_payload_create_type(CONFIGURATION_V1, CFG_REPLY);
}
DBG2(DBG_IKE, "building %N attribute",
configuration_attribute_type_names, type);
cp->add_attribute(cp,
@@ -383,11 +370,9 @@ METHOD(task_t, build_r, status_t,
vips->destroy_offset(vips, offsetof(host_t, destroy));
pools->destroy(pools);
if (cp)
{
cp->set_identifier(cp, this->identifier);
message->add_payload(message, (payload_t*)cp);
}
cp->set_identifier(cp, this->identifier);
message->add_payload(message, (payload_t*)cp);
return SUCCESS;
}