update EMM state machine
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6bcd72cf45
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f93d367eee
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@ -84,22 +84,17 @@ void emm_state_detached(fsm_t *s, event_t *e)
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}
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else
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{
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if (MME_HAVE_SGW_S11_PATH(mme_ue))
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{
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mme_s6a_send_air(mme_ue, NULL);
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FSM_TRAN(&mme_ue->sm, &emm_state_authentication);
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}
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else
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{
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d_error("No Session");
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nas_send_service_reject(mme_ue, EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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FSM_TRAN(s, &emm_state_exception);
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}
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d_warn("NAS MAC Failure in emm_state_detached");
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nas_send_service_reject(mme_ue, EMM_CAUSE_MAC_FAILURE);
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FSM_TRAN(s, &emm_state_exception);
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}
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}
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else
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{
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FSM_TRAN(&mme_ue->sm, &emm_state_identity);
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d_warn("Unknown UE in emm_state_detached");
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nas_send_service_reject(mme_ue,
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EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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FSM_TRAN(s, &emm_state_exception);
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}
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break;
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}
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@ -166,29 +161,22 @@ void emm_state_detached(fsm_t *s, event_t *e)
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{
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if (SECURITY_CONTEXT_IS_VALID(mme_ue))
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{
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/* Send TAU Accept */
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rv = nas_send_tau_accept(mme_ue);
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d_assert(rv == CORE_OK,, "send send failed");
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}
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else
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{
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if (MME_HAVE_SGW_S11_PATH(mme_ue))
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{
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mme_s6a_send_air(mme_ue, NULL);
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FSM_TRAN(&mme_ue->sm, &emm_state_authentication);
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}
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else
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{
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/* Send TAU reject */
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d_error("No Session");
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nas_send_tau_reject(mme_ue, EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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FSM_TRAN(s, emm_state_exception);
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}
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d_error("NAS MAC Failure in emm_state_detached");
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nas_send_tau_reject(mme_ue, EMM_CAUSE_MAC_FAILURE);
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FSM_TRAN(s, emm_state_exception);
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}
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}
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else
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{
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FSM_TRAN(&mme_ue->sm, &emm_state_identity);
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d_error("Unknown UE in emm_state_detached");
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nas_send_tau_reject(mme_ue,
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EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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FSM_TRAN(s, emm_state_exception);
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}
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break;
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}
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@ -291,8 +279,10 @@ void emm_state_identity(fsm_t *s, event_t *e)
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}
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else
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{
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d_error("No Session");
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nas_send_service_reject(mme_ue, EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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d_error("No PDN connection "
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"in esm_state_identity");
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nas_send_service_reject(mme_ue,
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EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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FSM_TRAN(s, &emm_state_exception);
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}
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}
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@ -301,7 +291,6 @@ void emm_state_identity(fsm_t *s, event_t *e)
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{
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if (SECURITY_CONTEXT_IS_VALID(mme_ue))
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{
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/* Send TAU Accept */
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rv = nas_send_tau_accept(mme_ue);
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d_assert(rv == CORE_OK,, "send send failed");
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FSM_TRAN(&mme_ue->sm, &emm_state_attached);
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@ -315,9 +304,10 @@ void emm_state_identity(fsm_t *s, event_t *e)
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}
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else
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{
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/* Send TAU reject */
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d_error("No Session");
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nas_send_tau_reject(mme_ue, EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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d_error("No PDN connection "
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"in esm_state_identity");
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nas_send_tau_reject(mme_ue,
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EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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FSM_TRAN(s, emm_state_exception);
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}
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}
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@ -698,7 +688,7 @@ void emm_state_attached(fsm_t *s, event_t *e)
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}
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else
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{
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d_error("No Session");
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d_warn("No PDN Connection in emm_state_attached");
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nas_send_service_reject(mme_ue, EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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FSM_TRAN(s, &emm_state_exception);
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}
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@ -706,6 +696,7 @@ void emm_state_attached(fsm_t *s, event_t *e)
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}
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else
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{
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d_warn("Unknown UE in emm_state_attached");
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FSM_TRAN(&mme_ue->sm, &emm_state_identity);
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}
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break;
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@ -787,9 +778,8 @@ void emm_state_attached(fsm_t *s, event_t *e)
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{
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if (SECURITY_CONTEXT_IS_VALID(mme_ue))
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{
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/* Send TAU Accept */
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rv = nas_send_tau_accept(mme_ue);
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d_assert(rv == CORE_OK,, "send send failed");
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d_assert(rv == CORE_OK,, "nas send failed");
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}
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else
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{
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@ -800,8 +790,8 @@ void emm_state_attached(fsm_t *s, event_t *e)
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}
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else
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{
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/* Send TAU reject */
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d_error("No Session");
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d_warn("No PDN Connection "
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"in emm_state_attached");
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nas_send_tau_reject(mme_ue, EMM_CAUSE_UE_IDENTITY_CANNOT_BE_DERIVED_BY_THE_NETWORK);
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FSM_TRAN(s, emm_state_exception);
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}
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@ -809,6 +799,7 @@ void emm_state_attached(fsm_t *s, event_t *e)
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}
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else
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{
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d_warn("Unknown UE in emm_state_attached");
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FSM_TRAN(&mme_ue->sm, &emm_state_identity);
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}
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break;
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@ -1457,13 +1457,13 @@ static void attach_test5(abts_case *tc, void *data)
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ABTS_INT_EQUAL(tc, CORE_OK, rv);
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pkbuf_free(recvbuf);
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#if 0
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/* Receive UE Context Release Command */
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recvbuf = pkbuf_alloc(0, MAX_SDU_LEN);
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rv = tests1ap_enb_read(sock, recvbuf);
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ABTS_INT_EQUAL(tc, CORE_OK, rv);
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pkbuf_free(recvbuf);
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#if 0
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/* Send UE Context Release Complete */
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rv = tests1ap_build_ue_context_release_complete(&sendbuf, msgindex+1);
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ABTS_INT_EQUAL(tc, CORE_OK, rv);
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@ -202,6 +202,8 @@ static void volte_test1(abts_case *tc, void *data)
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rv = tests1ap_enb_send(sock, sendbuf);
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ABTS_INT_EQUAL(tc, CORE_OK, rv);
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core_sleep(time_from_msec(300));
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/* Send Attach Complete + Activate default EPS bearer cotext accept */
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rv = tests1ap_build_attach_complete(&sendbuf, msgindex);
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ABTS_INT_EQUAL(tc, CORE_OK, rv);
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@ -511,6 +513,8 @@ static void volte_test2(abts_case *tc, void *data)
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rv = tests1ap_enb_send(sock, sendbuf);
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ABTS_INT_EQUAL(tc, CORE_OK, rv);
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core_sleep(time_from_msec(300));
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/* Send Attach Complete + Activate default EPS bearer cotext accept */
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rv = tests1ap_build_attach_complete(&sendbuf, msgindex);
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ABTS_INT_EQUAL(tc, CORE_OK, rv);
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