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update it

This commit is contained in:
Sukchan Lee 2017-03-29 19:31:39 +09:00
parent 281718e3e0
commit b1f84eed5d
9 changed files with 157 additions and 567 deletions
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427
lib/gtp/gtp_tlv.c
View File

@ -26,10 +26,11 @@
/*******************************************************************************
* This file had been created by gtp_tlv.py script v0.1.0
* Please do not modify this file but regenerate it via script.
* Created on: 2017-03-24 23:41:03.992079 by acetcom
* Created on: 2017-03-29 19:27:19.284563 by acetcom
* from 29274-d80.docx
******************************************************************************/
#include "core_debug.h"
#include "gtp_tlv.h"
tlv_desc_t tlv_desc_imsi_0 =
@ -1768,14 +1769,6 @@ tlv_desc_t tlv_desc_echo_response =
NULL,
}};
tlv_desc_t tlv_desc_version_not_supported_indication =
{
TLV_MESSAGE,
"Version Not Supported Indication",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_create_session_request =
{
TLV_MESSAGE,
@ -1842,396 +1835,32 @@ tlv_desc_t tlv_desc_create_session_request =
NULL,
}};
tlv_desc_t tlv_desc_create_session_response =
status_t gtp_parse_msg(
c_uint8_t type, gtp_message_t *gtp_message, pkbuf_t *pkbuf)
{
TLV_MESSAGE,
"Create Session Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_modify_bearer_request =
{
TLV_MESSAGE,
"Modify Bearer Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_modify_bearer_response =
{
TLV_MESSAGE,
"Modify Bearer Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_session_request =
{
TLV_MESSAGE,
"Delete Session Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_session_response =
{
TLV_MESSAGE,
"Delete Session Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_change_notification_request =
{
TLV_MESSAGE,
"Change Notification Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_change_notification_response =
{
TLV_MESSAGE,
"Change Notification Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_remote_ue_report_notification =
{
TLV_MESSAGE,
"Remote UE Report Notification",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_remote_ue_report_acknowledge =
{
TLV_MESSAGE,
"Remote UE Report Acknowledge",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_modify_bearer_command =
{
TLV_MESSAGE,
"Modify Bearer Command",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_modify_bearer_failure_indication =
{
TLV_MESSAGE,
"Modify Bearer Failure Indication",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_bearer_command =
{
TLV_MESSAGE,
"Delete Bearer Command",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_bearer_failure_indication =
{
TLV_MESSAGE,
"Delete Bearer Failure Indication",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_bearer_resource_command =
{
TLV_MESSAGE,
"Bearer Resource Command",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_bearer_resource_failure_indication =
{
TLV_MESSAGE,
"Bearer Resource Failure Indication",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_downlink_data_notification_failure_indication =
{
TLV_MESSAGE,
"Downlink Data Notification Failure Indication",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_trace_session_activation =
{
TLV_MESSAGE,
"Trace Session Activation",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_trace_session_deactivation =
{
TLV_MESSAGE,
"Trace Session Deactivation",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_stop_paging_indication =
{
TLV_MESSAGE,
"Stop Paging Indication",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_create_bearer_request =
{
TLV_MESSAGE,
"Create Bearer Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_create_bearer_response =
{
TLV_MESSAGE,
"Create Bearer Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_update_bearer_request =
{
TLV_MESSAGE,
"Update Bearer Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_update_bearer_response =
{
TLV_MESSAGE,
"Update Bearer Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_bearer_request =
{
TLV_MESSAGE,
"Delete Bearer Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_bearer_response =
{
TLV_MESSAGE,
"Delete Bearer Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_pdn_connection_set_request =
{
TLV_MESSAGE,
"Delete PDN Connection Set Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_pdn_connection_set_response =
{
TLV_MESSAGE,
"Delete PDN Connection Set Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_pgw_downlink_triggering_notification =
{
TLV_MESSAGE,
"PGW Downlink Triggering Notification",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_pgw_downlink_triggering_acknowledge =
{
TLV_MESSAGE,
"PGW Downlink Triggering Acknowledge",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_create_forwarding_tunnel_request =
{
TLV_MESSAGE,
"Create Forwarding Tunnel Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_create_forwarding_tunnel_response =
{
TLV_MESSAGE,
"Create Forwarding Tunnel Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_suspend_notification =
{
TLV_MESSAGE,
"Suspend Notification",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_suspend_acknowledge =
{
TLV_MESSAGE,
"Suspend Acknowledge",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_resume_notification =
{
TLV_MESSAGE,
"Resume Notification",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_resume_acknowledge =
{
TLV_MESSAGE,
"Resume Acknowledge",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_create_indirect_data_forwarding_tunnel_request =
{
TLV_MESSAGE,
"Create Indirect Data Forwarding Tunnel Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_create_indirect_data_forwarding_tunnel_response =
{
TLV_MESSAGE,
"Create Indirect Data Forwarding Tunnel Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_indirect_data_forwarding_tunnel_request =
{
TLV_MESSAGE,
"Delete Indirect Data Forwarding Tunnel Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_delete_indirect_data_forwarding_tunnel_response =
{
TLV_MESSAGE,
"Delete Indirect Data Forwarding Tunnel Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_release_access_bearers_request =
{
TLV_MESSAGE,
"Release Access Bearers Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_release_access_bearers_response =
{
TLV_MESSAGE,
"Release Access Bearers Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_downlink_data_notification =
{
TLV_MESSAGE,
"Downlink Data Notification",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_downlink_data_notification_acknowledge =
{
TLV_MESSAGE,
"Downlink Data Notification Acknowledge",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_pgw_restart_notification =
{
TLV_MESSAGE,
"PGW Restart Notification",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_pgw_restart_notification_acknowledge =
{
TLV_MESSAGE,
"PGW Restart Notification Acknowledge",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_update_pdn_connection_set_request =
{
TLV_MESSAGE,
"Update PDN Connection Set Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_update_pdn_connection_set_response =
{
TLV_MESSAGE,
"Update PDN Connection Set Response",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_modify_access_bearers_request =
{
TLV_MESSAGE,
"Modify Access Bearers Request",
0, 0, 0, 0, {
NULL,
}};
tlv_desc_t tlv_desc_modify_access_bearers_response =
{
TLV_MESSAGE,
"Modify Access Bearers Response",
0, 0, 0, 0, {
NULL,
}};
status_t rv = CORE_ERROR;
memset(gtp_message, 0, sizeof(gtp_message_t));
switch(type)
{
case GTP_ECHO_REQUEST_TYPE:
rv = tlv_parse_msg(&gtp_message->echo_request,
&tlv_desc_echo_request, pkbuf, TLV_MODE_T1_L2_I1);
break;
case GTP_ECHO_RESPONSE_TYPE:
rv = tlv_parse_msg(&gtp_message->echo_response,
&tlv_desc_echo_response, pkbuf, TLV_MODE_T1_L2_I1);
break;
case GTP_CREATE_SESSION_REQUEST_TYPE:
rv = tlv_parse_msg(&gtp_message->create_session_request,
&tlv_desc_create_session_request, pkbuf, TLV_MODE_T1_L2_I1);
break;
default:
d_warn("Not implmeneted(type:%d)", type);
break;
}
return rv;
}

159
lib/gtp/gtp_tlv.h
View File

@ -26,7 +26,7 @@
/*******************************************************************************
* This file had been created by gtp_tlv.py script v0.1.0
* Please do not modify this file but regenerate it via script.
* Created on: 2017-03-24 23:41:03.983123 by acetcom
* Created on: 2017-03-29 19:27:19.270396 by acetcom
* from 29274-d80.docx
******************************************************************************/
@ -614,9 +614,6 @@ typedef struct _gtp_echo_response_t {
tlv_node_features_t sending_node_features;
} gtp_echo_response_t;
typedef struct _gtp_version_not_supported_indication_t {
} gtp_version_not_supported_indication_t;
typedef struct _gtp_create_session_request_t {
tlv_imsi_t imsi;
tlv_msisdn_t msisdn;
@ -678,152 +675,16 @@ typedef struct _gtp_create_session_request_t {
tlv_port_number_t ue_tcp_port;
} gtp_create_session_request_t;
typedef struct _gtp_create_session_response_t {
} gtp_create_session_response_t;
typedef struct _gtp_message_t {
union {
gtp_echo_request_t echo_request;
gtp_echo_response_t echo_response;
gtp_create_session_request_t create_session_request;
};
} gtp_message_t;
typedef struct _gtp_modify_bearer_request_t {
} gtp_modify_bearer_request_t;
typedef struct _gtp_modify_bearer_response_t {
} gtp_modify_bearer_response_t;
typedef struct _gtp_delete_session_request_t {
} gtp_delete_session_request_t;
typedef struct _gtp_delete_session_response_t {
} gtp_delete_session_response_t;
typedef struct _gtp_change_notification_request_t {
} gtp_change_notification_request_t;
typedef struct _gtp_change_notification_response_t {
} gtp_change_notification_response_t;
typedef struct _gtp_remote_ue_report_notification_t {
} gtp_remote_ue_report_notification_t;
typedef struct _gtp_remote_ue_report_acknowledge_t {
} gtp_remote_ue_report_acknowledge_t;
typedef struct _gtp_modify_bearer_command_t {
} gtp_modify_bearer_command_t;
typedef struct _gtp_modify_bearer_failure_indication_t {
} gtp_modify_bearer_failure_indication_t;
typedef struct _gtp_delete_bearer_command_t {
} gtp_delete_bearer_command_t;
typedef struct _gtp_delete_bearer_failure_indication_t {
} gtp_delete_bearer_failure_indication_t;
typedef struct _gtp_bearer_resource_command_t {
} gtp_bearer_resource_command_t;
typedef struct _gtp_bearer_resource_failure_indication_t {
} gtp_bearer_resource_failure_indication_t;
typedef struct _gtp_downlink_data_notification_failure_indication_t {
} gtp_downlink_data_notification_failure_indication_t;
typedef struct _gtp_trace_session_activation_t {
} gtp_trace_session_activation_t;
typedef struct _gtp_trace_session_deactivation_t {
} gtp_trace_session_deactivation_t;
typedef struct _gtp_stop_paging_indication_t {
} gtp_stop_paging_indication_t;
typedef struct _gtp_create_bearer_request_t {
} gtp_create_bearer_request_t;
typedef struct _gtp_create_bearer_response_t {
} gtp_create_bearer_response_t;
typedef struct _gtp_update_bearer_request_t {
} gtp_update_bearer_request_t;
typedef struct _gtp_update_bearer_response_t {
} gtp_update_bearer_response_t;
typedef struct _gtp_delete_bearer_request_t {
} gtp_delete_bearer_request_t;
typedef struct _gtp_delete_bearer_response_t {
} gtp_delete_bearer_response_t;
typedef struct _gtp_delete_pdn_connection_set_request_t {
} gtp_delete_pdn_connection_set_request_t;
typedef struct _gtp_delete_pdn_connection_set_response_t {
} gtp_delete_pdn_connection_set_response_t;
typedef struct _gtp_pgw_downlink_triggering_notification_t {
} gtp_pgw_downlink_triggering_notification_t;
typedef struct _gtp_pgw_downlink_triggering_acknowledge_t {
} gtp_pgw_downlink_triggering_acknowledge_t;
typedef struct _gtp_create_forwarding_tunnel_request_t {
} gtp_create_forwarding_tunnel_request_t;
typedef struct _gtp_create_forwarding_tunnel_response_t {
} gtp_create_forwarding_tunnel_response_t;
typedef struct _gtp_suspend_notification_t {
} gtp_suspend_notification_t;
typedef struct _gtp_suspend_acknowledge_t {
} gtp_suspend_acknowledge_t;
typedef struct _gtp_resume_notification_t {
} gtp_resume_notification_t;
typedef struct _gtp_resume_acknowledge_t {
} gtp_resume_acknowledge_t;
typedef struct _gtp_create_indirect_data_forwarding_tunnel_request_t {
} gtp_create_indirect_data_forwarding_tunnel_request_t;
typedef struct _gtp_create_indirect_data_forwarding_tunnel_response_t {
} gtp_create_indirect_data_forwarding_tunnel_response_t;
typedef struct _gtp_delete_indirect_data_forwarding_tunnel_request_t {
} gtp_delete_indirect_data_forwarding_tunnel_request_t;
typedef struct _gtp_delete_indirect_data_forwarding_tunnel_response_t {
} gtp_delete_indirect_data_forwarding_tunnel_response_t;
typedef struct _gtp_release_access_bearers_request_t {
} gtp_release_access_bearers_request_t;
typedef struct _gtp_release_access_bearers_response_t {
} gtp_release_access_bearers_response_t;
typedef struct _gtp_downlink_data_notification_t {
} gtp_downlink_data_notification_t;
typedef struct _gtp_downlink_data_notification_acknowledge_t {
} gtp_downlink_data_notification_acknowledge_t;
typedef struct _gtp_pgw_restart_notification_t {
} gtp_pgw_restart_notification_t;
typedef struct _gtp_pgw_restart_notification_acknowledge_t {
} gtp_pgw_restart_notification_acknowledge_t;
typedef struct _gtp_update_pdn_connection_set_request_t {
} gtp_update_pdn_connection_set_request_t;
typedef struct _gtp_update_pdn_connection_set_response_t {
} gtp_update_pdn_connection_set_response_t;
typedef struct _gtp_modify_access_bearers_request_t {
} gtp_modify_access_bearers_request_t;
typedef struct _gtp_modify_access_bearers_response_t {
} gtp_modify_access_bearers_response_t;
CORE_DECLARE(status_t) gtp_parse_msg(
c_uint8_t type, gtp_message_t *gtp_message, pkbuf_t *pkbuf);
#ifdef __cplusplus
}

3
lib/gtp/gtp_types.h
View File

@ -10,6 +10,9 @@ extern "C" {
#endif /* __cplusplus */
/* 5.1 General format */
#define GTPV2C_HEADER_LEN 12
#define GTPV2C_TEID_LEN 4
typedef struct _gtpv2c_header_t {
ED4(c_uint8_t version:3;,
c_uint8_t piggybacked:1;,

3
lib/gtp/gtp_xact.c
View File

@ -15,9 +15,6 @@
((__id2) > (__id1) ? ((__id2) - (__id1) < 0x7fffff ? -1 : 1) : \
(__id1) > (__id2) ? ((__id1) - (__id2) < 0x7fffff ? 1 : -1) : 0)
#define GTPV2C_HEADER_LEN 12
#define GTPV2C_TEID_LEN 4
#define GTP_XID_TO_SQN(__xid) ((__xid) << 8)
#define GTP_SQN_TO_XID(__sqn) ((__sqn) >> 8)

61
lib/gtp/support/gtp_tlv.py
View File

@ -440,15 +440,26 @@ for (k, v) in sorted_group_list:
f.write("/* Structure for Message */\n")
for (k, v) in sorted_msg_list:
f.write("typedef struct _gtp_" + v_lower(k) + "_t {\n")
if "ies" in msg_list[k]:
f.write("typedef struct _gtp_" + v_lower(k) + "_t {\n")
for ies in msg_list[k]["ies"]:
f.write(" tlv_" + v_lower(ies["ie_type"]) + "_t " + \
v_lower(ies["ie_value"]) + ";\n")
f.write("} gtp_" + v_lower(k) + "_t;\n")
f.write("\n")
f.write("} gtp_" + v_lower(k) + "_t;\n")
f.write("\n")
f.write("""#ifdef __cplusplus
f.write("typedef struct _gtp_message_t {\n")
f.write(" union {\n")
for (k, v) in sorted_msg_list:
if "ies" in msg_list[k]:
f.write(" gtp_" + v_lower(k) + "_t " + v_lower(k) + ";\n");
f.write(" };\n");
f.write("} gtp_message_t;\n\n")
f.write("""CORE_DECLARE(status_t) gtp_parse_msg(
c_uint8_t type, gtp_message_t *gtp_message, pkbuf_t *pkbuf);
#ifdef __cplusplus
}
#endif /* __cplusplus */
@ -458,7 +469,8 @@ f.close()
f = open(outdir + 'gtp_tlv.c', 'w')
output_header_to_file(f)
f.write("""#include "gtp_tlv.h"
f.write("""#include "core_debug.h"
#include "gtp_tlv.h"
""")
@ -510,16 +522,41 @@ for (k, v) in sorted_group_list:
f.write("};\n\n")
for (k, v) in sorted_msg_list:
f.write("tlv_desc_t tlv_desc_%s =\n" % v_lower(k))
f.write("{\n")
f.write(" TLV_MESSAGE,\n")
f.write(" \"%s\",\n" % k)
f.write(" 0, 0, 0, 0, {\n")
if "ies" in msg_list[k]:
f.write("tlv_desc_t tlv_desc_%s =\n" % v_lower(k))
f.write("{\n")
f.write(" TLV_MESSAGE,\n")
f.write(" \"%s\",\n" % k)
f.write(" 0, 0, 0, 0, {\n")
for ies in msg_list[k]["ies"]:
f.write(" &tlv_desc_%s_%s,\n" % (v_lower(ies["ie_type"]), v_lower(ies["instance"])))
f.write(" NULL,\n")
f.write("}};\n\n")
f.write(" NULL,\n")
f.write("}};\n\n")
f.write("\n")
f.write("""status_t gtp_parse_msg(
c_uint8_t type, gtp_message_t *gtp_message, pkbuf_t *pkbuf)
{
status_t rv = CORE_ERROR;
memset(gtp_message, 0, sizeof(gtp_message_t));
switch(type)
{
""")
for (k, v) in sorted_msg_list:
if "ies" in msg_list[k]:
f.write(" case GTP_%s_TYPE:\n" % v_upper(k))
f.write(" rv = tlv_parse_msg(&gtp_message->%s,\n" % v_lower(k))
f.write(" &tlv_desc_%s, pkbuf, TLV_MODE_T1_L2_I1);\n" % v_lower(k))
f.write(" break;\n")
f.write(""" default:
d_warn("Not implmeneted(type:%d)", type);
break;
}
return rv;
}
""")
f.write("\n")

6
src/sgw/Makefile.am
View File

@ -4,13 +4,11 @@ noinst_LTLIBRARIES = libsgw.la
libsgw_la_SOURCES = \
event.h context.h \
sgw_path.h \
sm.h
sgw_path.h sm.h s11_handler.h
nodist_libsgw_la_SOURCES = \
init.c event.c context.c \
sgw_path.c \
sgw_sm.c
sgw_path.c sgw_sm.c s11_handler.c
libsgw_la_DEPENDENCIES = \
$(top_srcdir)/lib/core/src/libcore.la \

17
src/sgw/s11_handler.c Normal file
View File

@ -0,0 +1,17 @@
#define TRACE_MODULE _sgw_handler
#include "core_debug.h"
#include "event.h"
#include "s11_handler.h"
void sgw_handle_create_session_request(
gtp_xact_t *xact, gtp_create_session_request_t *req)
{
d_info("sgw_handle_create_session_request");
d_print_hex(req->imsi.data, req->imsi.len);
d_print_hex(req->msisdn.data, req->msisdn.len);
d_print_hex(req->me_identity.data, req->me_identity.len);
}

18
src/sgw/s11_handler.h Normal file
View File

@ -0,0 +1,18 @@
#ifndef __SGW_HANDLER_H__
#define __SGW_HANDLER_H__
#include "gtp_tlv.h"
#include "context.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
CORE_DECLARE(void) sgw_handle_create_session_request(
gtp_xact_t *xact, gtp_create_session_request_t *req);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __SGW_HANDLER_H__ */

30
src/sgw/sgw_sm.c
View File

@ -7,6 +7,7 @@
#include "context.h"
#include "event.h"
#include "sgw_path.h"
#include "s11_handler.h"
void sgw_state_initial(sgw_sm_t *s, event_t *e)
{
@ -64,9 +65,15 @@ void sgw_state_operational(sgw_sm_t *s, event_t *e)
gtp_node_t *gnode = (gtp_node_t *)event_get_param2(e);
pkbuf_t *pkbuf = (pkbuf_t *)event_get_param3(e);
gtp_xact_t *xact = NULL;
gtpv2c_header_t *h = NULL;
gtp_message_t gtp_message;
d_assert(sock, break, "Null param");
d_assert(gnode, break, "Null param");
d_assert(pkbuf, break, "Null param");
h = pkbuf->payload;
d_assert(h, break, "Null param");
xact = gtp_xact_find(gnode, pkbuf);
if (!xact)
@ -75,6 +82,29 @@ void sgw_state_operational(sgw_sm_t *s, event_t *e)
sock, gnode, pkbuf);
}
if (h->teid_presence)
pkbuf_header(pkbuf, -GTPV2C_HEADER_LEN);
else
pkbuf_header(pkbuf, -(GTPV2C_HEADER_LEN-GTPV2C_TEID_LEN));
rv = gtp_parse_msg(h->type, &gtp_message, pkbuf);
if (rv != CORE_OK)
{
d_error("failed to parse GTPv2-C TLV message(type:%d)",
h->type);
pkbuf_free(pkbuf);
}
switch(h->type)
{
case GTP_CREATE_SESSION_REQUEST_TYPE:
{
sgw_handle_create_session_request(
xact, &gtp_message.create_session_request);
break;
}
}
pkbuf_free(pkbuf);
break;
}