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Starting to add Init Context Setup Response Parsing.

This commit is contained in:
Pedro Alvarez 2017-12-01 12:37:34 +00:00
parent c05c328194
commit 47576aced1
3 changed files with 25 additions and 11 deletions
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2
srsepc/hdr/mme/s1ap.h
View File

@ -82,7 +82,9 @@ public:
bool handle_nas_authentication_response(srslte::byte_buffer_t *nas_buffer, srslte::byte_buffer_t *reply_buffer, ue_ctx_t *ue_ctx);
bool handle_nas_security_mode_complete(srslte::byte_buffer_t *nas_msg, srslte::byte_buffer_t *reply_msg, ue_ctx_t *ue_ctx);
bool send_initial_context_setup_request(uint32_t mme_ue_s1ap_id, struct srslte::gtpc_create_session_response *cs_resp);
bool handle_successful_outcome(LIBLTE_S1AP_SUCCESSFULOUTCOME_STRUCT *msg);
bool handle_initial_context_setup_response(LIBLTE_S1AP_MESSAGE_INITIALCONTEXTSETUPRESPONSE_STRUCT *in_ctxt_resp);
void print_enb_ctx_info(const enb_ctx_t &enb_ctx);
private:

20
srsepc/src/mme/s1ap.cc
View File

@ -224,7 +224,7 @@ s1ap::handle_s1ap_rx_pdu(srslte::byte_buffer_t *pdu, struct sctp_sndrcvinfo *enb
break;
case LIBLTE_S1AP_S1AP_PDU_CHOICE_SUCCESSFULOUTCOME:
m_s1ap_log->info("Received Succeseful Outcome PDU\n");
return true;//TODO handle_successfuloutcome(&rx_pdu.choice.successfulOutcome);
return handle_successful_outcome(&rx_pdu.choice.successfulOutcome);
break;
case LIBLTE_S1AP_S1AP_PDU_CHOICE_UNSUCCESSFULOUTCOME:
m_s1ap_log->info("Received Unsucceseful Outcome PDU\n");
@ -261,6 +261,18 @@ s1ap::handle_initiating_message(LIBLTE_S1AP_INITIATINGMESSAGE_STRUCT *msg, stru
return true;
}
bool
s1ap::handle_successful_outcome(LIBLTE_S1AP_SUCCESSFULOUTCOME_STRUCT *msg)
{
switch(msg->choice_type) {
case LIBLTE_S1AP_SUCCESSFULOUTCOME_CHOICE_INITIALCONTEXTSETUPRESPONSE:
m_s1ap_log->info("Received Initial Context Setup Response.\n");
return handle_initial_context_setup_response(&msg->choice.InitialContextSetupResponse);
default:
m_s1ap_log->error("Unhandled successful outcome message: %s\n", liblte_s1ap_successfuloutcome_choice_text[msg->choice_type]);
}
return true;
}
bool
s1ap::handle_s1_setup_request(LIBLTE_S1AP_MESSAGE_S1SETUPREQUEST_STRUCT *msg, struct sctp_sndrcvinfo *enb_sri)
{
@ -655,13 +667,13 @@ s1ap::send_initial_context_setup_request(uint32_t mme_ue_s1ap_id, struct srslte:
return true;
}
/*
bool
s1ap::handle_initial_context_setup_response(uint32_t mme_ue_s1ap_id, struct srslte::gtpc_create_session_response *cs_resp)
s1ap::handle_initial_context_setup_response(LIBLTE_S1AP_MESSAGE_INITIALCONTEXTSETUPRESPONSE_STRUCT *in_ctxt_resp)
{
return true;
}
*/
bool
s1ap::handle_ue_context_release_request(LIBLTE_S1AP_MESSAGE_UECONTEXTRELEASEREQUEST_STRUCT *ue_rel, struct sctp_sndrcvinfo *enb_sri)

14
srsepc/src/spgw/spgw.cc
View File

@ -256,7 +256,7 @@ spgw::run_thread()
FD_SET(m_s1u, &set);
FD_SET(sgi, &set);
m_spgw_log->info("Waiting for S1-U or SGi packets.\n");
//m_spgw_log->info("Waiting for S1-U or SGi packets.\n");
int n = select(max_fd+1, &set, NULL, NULL, NULL);
if (n == -1)
{
@ -264,19 +264,19 @@ spgw::run_thread()
}
else if (n)
{
m_spgw_log->info("Data is available now.\n");
//m_spgw_log->info("Data is available now.\n");
if (FD_ISSET(m_s1u, &set))
{
msg->N_bytes = recvfrom(m_s1u, msg->msg, SRSLTE_MAX_BUFFER_SIZE_BYTES, 0, &src_addr, &addrlen );
m_spgw_log->console("Received PDU from S1-U. Bytes %d\n", msg->N_bytes);
m_spgw_log->debug("Received PDU from S1-U. Bytes %d\n", msg->N_bytes);
//m_spgw_log->console("Received PDU from S1-U. Bytes %d\n", msg->N_bytes);
//m_spgw_log->debug("Received PDU from S1-U. Bytes %d\n", msg->N_bytes);
}
if (FD_ISSET(m_sgi_if, &set))
{
m_spgw_log->console("Received PDU from SGi\n");
//m_spgw_log->console("Received PDU from SGi\n");
msg->N_bytes = read(sgi, msg->msg, SRSLTE_MAX_BUFFER_SIZE_BYTES);
m_spgw_log->console("Received PDU from SGi. Bytes %d\n", msg->N_bytes);
m_spgw_log->debug("Received PDU from SGi. Bytes %d\n", msg->N_bytes);
//m_spgw_log->console("Received PDU from SGi. Bytes %d\n", msg->N_bytes);
//m_spgw_log->debug("Received PDU from SGi. Bytes %d\n", msg->N_bytes);
}
}
else