mirror of https://github.com/PentHertz/srsLTE.git
Starting to add interface apply_traffic_flow_template between NAS and GW.
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@ -97,7 +97,8 @@ public:
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class gw_interface_nas
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{
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public:
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virtual int setup_if_addr(uint32_t lcid, uint8_t pdn_type, uint32_t ip_addr, uint8_t *ipv6_if_id, char *err_str) = 0;
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virtual int setup_if_addr(uint32_t lcid, uint8_t pdn_type, uint32_t ip_addr, uint8_t* ipv6_if_id, char* err_str) = 0;
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virtual int apply_traffic_flow_template(const LIBLTE_MME_TRAFFIC_FLOW_TEMPLATE_STRUCT* tft) = 0;
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};
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// GW interface for RRC
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@ -58,7 +58,8 @@ public:
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void write_pdu_mch(uint32_t lcid, srslte::unique_byte_buffer_t pdu);
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// NAS interface
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int setup_if_addr(uint32_t lcid, uint8_t pdn_type, uint32_t ip_addr, uint8_t* ipv6_if_addr, char *err_str);
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int setup_if_addr(uint32_t lcid, uint8_t pdn_type, uint32_t ip_addr, uint8_t* ipv6_if_addr, char* err_str);
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int apply_traffic_flow_template(const LIBLTE_MME_TRAFFIC_FLOW_TEMPLATE_STRUCT* tft);
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// RRC interface
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void add_mch_port(uint32_t lcid, uint32_t port);
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@ -220,7 +220,11 @@ int gw::setup_if_addr(uint32_t lcid, uint8_t pdn_type, uint32_t ip_addr, uint8_t
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}
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int gw::apply_traffic_flow_template(const LIBLTE_MME_TRAFFIC_FLOW_TEMPLATE_STRUCT* tft)
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{
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int err;
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return SRSLTE_SUCCESS;
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}
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/*******************************************************************************
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RRC interface
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*******************************************************************************/
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@ -1133,14 +1133,17 @@ void nas::parse_activate_dedicated_eps_bearer_context_request(uint32_t lcid, uni
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{
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LIBLTE_MME_ACTIVATE_DEDICATED_EPS_BEARER_CONTEXT_REQUEST_MSG_STRUCT request;
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liblte_mme_unpack_activate_dedicated_eps_bearer_context_request_msg((LIBLTE_BYTE_MSG_STRUCT*)pdu.get(), &request);
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nas_log->info(
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"Received Activate Dedicated EPS bearer context request (eps_bearer_id=%d, linked_bearer_id=%d, proc_id=%d)\n",
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request.eps_bearer_id,
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request.linked_eps_bearer_id,
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request.proc_transaction_id);
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ctxt.rx_count++;
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LIBLTE_MME_TRAFFIC_FLOW_TEMPLATE_STRUCT* tft = &request.tft;
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nas_log->info("Traffic Flow Template: TFT OP code 0x%x, Filter list size %d, Parameter list size %d\n",
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tft->tft_op_code,
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tft->packet_filter_list_size,
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tft->parameter_list_size);
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// check the a linked default bearer exists
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if (eps_bearer.find(request.linked_eps_bearer_id) == eps_bearer.end()) {
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@ -1158,6 +1161,9 @@ void nas::parse_activate_dedicated_eps_bearer_context_request(uint32_t lcid, uni
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return;
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}
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// apply packet filters to GW
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gw->apply_traffic_flow_template(tft);
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send_activate_dedicated_eps_bearer_context_accept(request.proc_transaction_id, request.eps_bearer_id);
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}
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@ -143,6 +143,7 @@ class gw_dummy : public gw_interface_nas, public gw_interface_pdcp
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{
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return SRSLTE_SUCCESS;
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}
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int apply_traffic_flow_template(const LIBLTE_MME_TRAFFIC_FLOW_TEMPLATE_STRUCT* tft) { return SRSLTE_SUCCESS; }
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void write_pdu(uint32_t lcid, unique_byte_buffer_t pdu) {}
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void write_pdu_mch(uint32_t lcid, srslte::unique_byte_buffer_t sdu) {}
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};
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