fixeria
/
srsRAN
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Added PAA information in the create session response.

This commit is contained in:
Pedro Alvarez 2017-11-24 12:14:36 +00:00
parent d76daf3db5
commit ee21a277e5
4 changed files with 42 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
lib/include/srslte/asn1/gtpc_ies.h
View File

@ -25,9 +25,11 @@
#ifndef GTPC_IES_H
#define GTPC_IES_H
#include "srslte/phy/io/netsource.h"
namespace srslte
{
/****************************************************************
*
* GTP-C IE Types
@ -303,7 +305,33 @@ struct gtpc_ambr_ie
*/
//TODO
//TODO IEs between 8.10 and 8.17 missing
//TODO IEs between 8.10 and 8.13 missing
//TODO
/****************************************************************************
*
* GTP-C PAA Type IE
* Ref: 3GPP TS 29.274 v10.14.0 Figure 8.14-1
*
***************************************************************************/
enum gtpc_pdn_type
{
GTPC_PDN_TYPE_IPV4 = 1,
GTPC_PDN_TYPE_IPV6 = 2,
GTPC_PDN_TYPE_IPV4V6 = 3
};
struct gtpc_pdn_address_allocation_ie
{
enum gtpc_pdn_type pdn_type;
bool ipv4_present;
bool ipv6_present;
in_addr_t ipv4;
struct in6_addr;
};
//TODO
//TODO IEs between 8.15 and 8.17 missing
//TODO
/****************************************************************************
@ -396,4 +424,5 @@ struct gtpc_f_teid_ie
//As such, each GTP-C message will define it's bearer context structures
//locally, according to the rules of TS 29.274 v10.14.0 Section 7.
} //namespace
#endif //GTPC_IES_H

2
lib/include/srslte/asn1/gtpc_msg.h
View File

@ -248,7 +248,7 @@ struct gtpc_create_session_response
bool sender_f_teid_present;
struct gtpc_f_teid_ie sender_f_teid; //C
//PGW S5/S8/S2b F-TEID //C
//struct gtpc_pdn_address_allocation_ie pdn_address_allocation; //C
struct gtpc_pdn_address_allocation_ie paa; //C
//apn_restriction
//apn_ambr
//linked_eps_bearer_id

8
srsepc/hdr/spgw/spgw.h
View File

@ -54,10 +54,10 @@ typedef struct {
typedef struct {
uint64_t imsi;
in_addr_t ue_ipv4;
struct gtpc_f_teid_ie uplink_ctrl;
struct gtpc_f_teid_ie uplink_user;
struct gtpc_f_teid_ie downlink_ctrl;
struct gtpc_f_teid_ie downlink_user;
struct srslte::gtpc_f_teid_ie uplink_ctrl;
struct srslte::gtpc_f_teid_ie uplink_user;
struct srslte::gtpc_f_teid_ie downlink_ctrl;
struct srslte::gtpc_f_teid_ie downlink_user;
} spgw_ue_ctxr;
class spgw:

12
srsepc/src/spgw/spgw.cc
View File

@ -321,21 +321,21 @@ spgw::handle_create_session_request(struct srslte::gtpc_create_session_request *
//Initialize to zero\\
bzero(cs_resp,sizeof(struct srslte::gtpc_create_session_response));
//Setup Cause\\
cs_resp->cause = ;
cs_resp->cause.cause_value = srslte::GTPC_CAUSE_VALUE_REQUEST_ACCEPTED;
//Setup sender F-TEID (ctrl)\\
cs_resp->sender_f_teid.teid_present = true;
cs_resp->sender_f_teid.teid = spgw_uplink_ctrl_teid;
cs_resp->sender_f_teid.ipv4 = 0;//FIXME This is not relevant, as the GTP-C is not transmitted over sockets yet.
//Bearer context created\\
cs_resp->eps_bearer_context_created.ebi = 5;
cs_resp->eps_bearer_context_created.cause = ;
cs_resp->eps_bearer_context_created.cause.cause_value = srslte::GTPC_CAUSE_VALUE_REQUEST_ACCEPTED;
cs_resp->eps_bearer_context_created.s1_u_sgw_f_teid_present=true;
cs_resp->eps_bearer_context_created.s1_u_sgw_f_teid.teid = spgw_uplink_user_teid;
//Fill in the PDA\\
cs_resp->pda_present = true;
cs_resp->pda.pdn_type = srslte::GTPC_IPV4;
cs_resp->ipv4_present = true;
cs_resp->ipv4 = ue_ip;
cs_resp->paa_present = true;
cs_resp->paa.pdn_type = srslte::GTPC_PDN_TYPE_IPV4;
cs_resp->paa.ipv4_present = true;
cs_resp->paa.ipv4 = ue_ip;
return;
}