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view src/g23m-gprs/sm/sm_context_control.c @ 92:c0052fe355d3
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| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Sun, 08 Nov 2020 06:39:16 +0000 |
| parents | fa8dc04885d8 |
| children |
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/*---------------------------------------------------------------------------- | Project : 3G PS | Module : SM +----------------------------------------------------------------------------- | Copyright 2003 Texas Instruments. | All rights reserved. | | This file is confidential and a trade secret of Texas | Instruments . | The receipt of or possession of this file does not convey | any rights to reproduce or disclose its contents or to | manufacture, use, or sell anything it may describe, in | whole, or in part, without the specific written consent of | Texas Instruments. +----------------------------------------------------------------------------- | Purpose: Context Control state machine implementation in the SM entity. | For design details, see: | 8010.908 SM Detailed Specification +---------------------------------------------------------------------------*/ /*==== DECLARATION CONTROL =================================================*/ /*==== INCLUDES =============================================================*/ #include "sm.h" #include "sm_context_control.h" #include "sm_network_control.h" #include "sm_user_plane_control.h" #include "sm_sequencer.h" #include "sm_aci_output_handler.h" /*==== CONSTS ===============================================================*/ /*==== TYPES ================================================================*/ typedef void (*T_SM_CONTEXT_CONTROL_TRANSITION_FUNC)(struct T_SM_CONTEXT_DATA *ptr_context_data, /*@null@*/ void *data); typedef struct { #ifdef DEBUG T_SM_CONTEXT_CONTROL_EVENT event; #endif /* DEBUG */ T_SM_CONTEXT_CONTROL_TRANSITION_FUNC func; } T_SM_CONTEXT_CONTROL_TRANSITION; /*==== LOCALS ===============================================================*/ static void state_event_error(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void go_to_S5 (struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void go_to_S15 (struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_smreg_pdp_activate_req(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_smreg_pdp_activate_sec_req(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_smreg_pdp_activate_rej_res(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_smreg_pdp_modify_req(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_request_activation_in_S0(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_request_activation_in_S1(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_request_activation_override(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_request_deactivate(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_activate_completed_in_S2(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_activate_completed_in_S6(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_activate_completed_in_S12(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_activate_rejected_in_S2(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_activate_rejected_in_S6(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_activate_rejected_in_S12(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_modify_completed_in_S7(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_modify_completed_in_S10(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_modify_rejected_in_S7(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_modify_rejected_in_S10(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_request_modify(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_network_request_modify_failed(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_user_plane_activated_in_S3(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_user_plane_activated_in_S13(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_user_plane_error_in_S3(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_user_plane_error_while_active(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_user_plane_modified_in_S8(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_user_plane_deactivated_in_S11(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_deactivate_completed_in_S0(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_deactivate_completed_in_S4(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_deactivate_completed_in_S14(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_deactivate_completed_in_S15(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_context_upgrade(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_context_deactivate(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_context_deactivate_in_S0(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_context_reactivate(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void handle_local_deactivate(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void forward_network_deactivate_completed(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); static void forward_user_plane_deactivated(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data); /*********************************************************************** * State/Transition Table */ static const T_SM_CONTEXT_CONTROL_TRANSITION transition[SM_CONTEXT_CONTROL_NUMBER_OF_STATES][SM_CONTEXT_CONTROL_NUMBER_OF_EVENTS] = { { /* S0: SM_CONTEXT_DEACTIVATED */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, handle_smreg_pdp_activate_req), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, handle_smreg_pdp_activate_sec_req), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate_in_S0), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_context_deactivate_in_S0), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, handle_context_reactivate), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, handle_network_request_activation_in_S0), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, forward_user_plane_deactivated), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, handle_deactivate_completed_in_S0) }, { /* S1: SM_CONTEXT_ACTIVATING_MT */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, handle_smreg_pdp_activate_req), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, handle_smreg_pdp_activate_rej_res), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, handle_network_request_activation_in_S1), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S2: SM_CONTEXT_ACTIVATING_NETWORK */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, handle_network_activate_completed_in_S2), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, handle_network_activate_rejected_in_S2), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S3: SM_CONTEXT_ACTIVATING_USER_PLANE */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, handle_user_plane_error_in_S3), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, handle_user_plane_activated_in_S3), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S4: SM_CONTEXT_ACTIVATE_FAILED_DEACTIVATING */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, forward_network_deactivate_completed), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, forward_user_plane_deactivated), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, handle_deactivate_completed_in_S4) }, { /* S5: SM_CONTEXT_ACTIVATED */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, handle_smreg_pdp_modify_req), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, handle_context_upgrade), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, handle_user_plane_error_while_active), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, handle_network_request_activation_override), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, handle_network_request_deactivate), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, handle_network_request_modify), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, handle_network_request_modify_failed), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S6: SM_CONTEXT_ACTIVATION_OVERRIDE */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, handle_user_plane_error_while_active), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, handle_network_activate_completed_in_S6), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, handle_network_activate_rejected_in_S6), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, handle_network_request_activation_override), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S7: SM_CONTEXT_MODIFYING_IN_NETWORK */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, handle_user_plane_error_while_active), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, handle_network_modify_rejected_in_S7), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, handle_network_modify_completed_in_S7), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, handle_network_request_modify_failed), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S8: SM_CONTEXT_MODIFYING_USER_PLANE */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, handle_user_plane_error_while_active), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, handle_user_plane_modified_in_S8), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S9: SM_CONTEXT_MODIFYING_USER_PLANE_MT */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, handle_user_plane_error_while_active), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, go_to_S5), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S10: SM_CONTEXT_UPGRADING_IN_NETWORK */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, handle_user_plane_error_while_active), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, handle_network_modify_rejected_in_S10), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, handle_network_modify_completed_in_S10), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S11: SM_CONTEXT_REACTIVATING_DEACTIVATING_USER_PLANE */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, handle_user_plane_error_while_active), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, forward_user_plane_deactivated), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, handle_user_plane_deactivated_in_S11) }, { /* S12: SM_CONTEXT_REACTIVATING_IN_NETWORK */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, handle_network_activate_completed_in_S12), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, handle_network_activate_rejected_in_S12), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S13: SM_CONTEXT_REACTIVATING_USER_PLANE */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, handle_context_deactivate), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, handle_user_plane_error_while_active), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, handle_user_plane_activated_in_S13), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, state_event_error) }, { /* S14: SM_CONTEXT_DEACTIVATING */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, go_to_S15), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, forward_network_deactivate_completed), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, forward_user_plane_deactivated), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, handle_deactivate_completed_in_S14) }, { /* S15: SM_CONTEXT_DEACTIVATING_SEQUENCED */ M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_REJ_RES, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_ACTIVATE_SEC_REQ, state_event_error), M_TRANSITION(SM_P_SMREG_PDP_MODIFY_REQ, state_event_error), M_TRANSITION(SM_I_CONTEXT_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_LOCAL_DEACTIVATE, handle_local_deactivate), M_TRANSITION(SM_I_CONTEXT_REACTIVATE, state_event_error), M_TRANSITION(SM_I_CONTEXT_UPGRADE, state_event_error), M_TRANSITION(SM_I_CONTEXT_USER_PLANE_ERROR, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_ACTIVATE_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_DEACTIVATE_COMPLETED, forward_network_deactivate_completed), M_TRANSITION(SM_I_NETWORK_MODIFY_REJECTED, state_event_error), M_TRANSITION(SM_I_NETWORK_MODIFY_COMPLETED, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_DEACTIVATE, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY, state_event_error), M_TRANSITION(SM_I_NETWORK_REQUEST_MODIFY_FAILED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_ACTIVATED, state_event_error), M_TRANSITION(SM_I_USER_PLANE_DEACTIVATED, forward_user_plane_deactivated), M_TRANSITION(SM_I_USER_PLANE_MODIFIED, state_event_error), M_TRANSITION(SM_I_DEACTIVATE_COMPLETED, handle_deactivate_completed_in_S15) } }; /*==== PRIVATE FUNCTIONS ====================================================*/ /* +------------------------------------------------------------------------------ | Function : state_event_error +------------------------------------------------------------------------------ | Description : General function used to report state event errors. | | Parameters : context - Not used | data - Not used +------------------------------------------------------------------------------ */ static void state_event_error(/*@unused@*/ struct T_SM_CONTEXT_DATA *context, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_ERROR("SM Context Control: STATE EVENT ERROR!"); } /* +------------------------------------------------------------------------------ | Function : go_to_S* +------------------------------------------------------------------------------ | Description : General function used for simple state transitions with no | actions. | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void go_to_S5(struct T_SM_CONTEXT_DATA *context, /*@unused@*/ /*@null@*/ void *data) { context->context_control_state = SM_CONTEXT_ACTIVATED; } static void go_to_S15(struct T_SM_CONTEXT_DATA *context, /*@unused@*/ /*@null@*/ void *data) { context->context_control_state = SM_CONTEXT_DEACTIVATING_SEQUENCED; } /* +------------------------------------------------------------------------------ | Function : forward_network_deactivate_completed, | forward_user_plane_deactivated +------------------------------------------------------------------------------ | Description : Functions used for forwarding deactivation primitives to | Context Deactivate Control | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void forward_network_deactivate_completed(struct T_SM_CONTEXT_DATA *context, /*@unused@*/ /*@null@*/ void *data) { sm_context_deactivate_control(context, SM_I_DEACTIVATE_NETWORK_COMPLETED, NULL); } static void forward_user_plane_deactivated(struct T_SM_CONTEXT_DATA *context, /*@unused@*/ /*@null@*/ void *data) { sm_context_deactivate_control(context, SM_I_DEACTIVATE_USER_PLANE_COMPLETED, NULL); } /* +------------------------------------------------------------------------------ | Function : handle_smreg_pdp_activate_req +------------------------------------------------------------------------------ | Description : Handle event SM_P_SMREG_PDP_ACTIVATE_REQ in S0 and S1 | | Parameters : context - Context data | data - T_SMREG_PDP_ACTIVATE_REQ * +------------------------------------------------------------------------------ */ static void handle_smreg_pdp_activate_req(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { (void)TRACE_FUNCTION("handle_smreg_pdp_activate_req"); /* Go to state SM CONTEXT ACTIVATING NETWORK */ context->context_control_state = SM_CONTEXT_ACTIVATING_NETWORK; /* Start primary context activation towards network */ sm_network_control(context, SM_I_NETWORK_ACTIVATE_PRIMARY, data); /* Inform User Plane Control of pending context activation */ sm_user_plane_control(context, SM_I_USER_PLANE_ACTIVATE_START, data); } /* +------------------------------------------------------------------------------ | Function : handle_smreg_pdp_activate_sec_req +------------------------------------------------------------------------------ | Description : Handle event SM_P_SMREG_PDP_ACTIVATE_SEC_REQ | | Parameters : context - Context data | data - T_SMREG_PDP_ACTIVATE_SEC_REQ * +------------------------------------------------------------------------------ */ static void handle_smreg_pdp_activate_sec_req(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { (void)TRACE_FUNCTION("handle_smreg_pdp_activate_sec_req"); /* Go to state SM CONTEXT ACTIVATING NETWORK */ context->context_control_state = SM_CONTEXT_ACTIVATING_NETWORK; /* Start secondary context activation towards network */ sm_network_control(context, SM_I_NETWORK_ACTIVATE_SECONDARY, data); /* Inform User Plane Control of pending context activation */ sm_user_plane_control(context, SM_I_USER_PLANE_ACTIVATE_START, data); } /* +------------------------------------------------------------------------------ | Function : handle_smreg_pdp_activate_rej_res +------------------------------------------------------------------------------ | Description : Handle event SM_P_SMREG_PDP_ACTIVATE_REJ_RES | | Parameters : context - Context data | data - T_SMREG_PDP_ACTIVATE_REJ_RES * +------------------------------------------------------------------------------ */ static void handle_smreg_pdp_activate_rej_res(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { T_SMREG_PDP_ACTIVATE_REJ_RES *prim = (T_SMREG_PDP_ACTIVATE_REJ_RES *)data; (void)TRACE_FUNCTION("handle_smreg_pdp_activate_rej_res"); TRACE_ASSERT(prim != NULL); /*lint -e613 (Possible use of null pointer 'prim' in left argument to operator '->') */ sm_set_nw_cause(context, prim->ps_cause.ctrl_value, prim->ps_cause.value.nwsm_cause); /* Reject MT activation attempt towards the network */ sm_network_control(context, SM_I_NETWORK_REQUEST_ACTIVATION_REJECT, NULL); /*lint +e613 (Possible use of null pointer 'prim' in left argument to operator '->') */ } /* +------------------------------------------------------------------------------ | Function : handle_smreg_pdp_modify_req +------------------------------------------------------------------------------ | Description : Handle event SM_P_SMREG_PDP_MODIFY_REQ | | Parameters : context - Context data | data - T_SMREG_PDP_MODIFY_REQ * +------------------------------------------------------------------------------ */ static void handle_smreg_pdp_modify_req(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { T_SMREG_PDP_MODIFY_REQ *prim = (T_SMREG_PDP_MODIFY_REQ *)data; (void)TRACE_FUNCTION("handle_smreg_pdp_modify_req"); TRACE_ASSERT(prim != NULL); /* Go to state SM CONTEXT MODIFYING IN NETWORK */ context->context_control_state = SM_CONTEXT_MODIFYING_IN_NETWORK; /*lint +e613 (Possible use of null pointer 'prim' in left argument to operator '->') */ /* Start modification in network */ sm_network_control(context, SM_I_NETWORK_MODIFY, prim); } /* +------------------------------------------------------------------------------ | Function : handle_network_request_activation_in_S0 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_REQUEST_ACTIVATION in state S0 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_network_request_activation_in_S0(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_network_request_activation_in_S0"); /* Go to state SM CONTEXT ACTIVATING MT */ context->context_control_state = SM_CONTEXT_ACTIVATING_MT; /* Send SMREG_PDP_ACTIVATE_IND to ACI */ send_smreg_pdp_activate_ind(context); } /* +------------------------------------------------------------------------------ | Function : handle_network_request_activation_in_S1 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_REQUEST_ACTIVATION in state S1 | | Parameters : context - Context data | data - T_REQUEST_PDP_CONTEXT_ACTIVATION * +------------------------------------------------------------------------------ */ static void handle_network_request_activation_in_S1(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { T_REQUEST_PDP_CONTEXT_ACTIVATION *msg = (T_REQUEST_PDP_CONTEXT_ACTIVATION *)data; (void)TRACE_FUNCTION("handle_network_request_activation_in_S1"); TRACE_ASSERT(msg != NULL); /* Check whether PDP type, APN, and address match */ /*lint -e613 (Possible use of null pointer 'msg' in left argument to operator '->') */ if (sm_nw_is_address_and_apn_equal(context, &context->requested_address, &msg->address, msg->v_apn, &msg->apn)) { /* Ignore incoming request - proceed with current activation */ } else { sm_set_nw_cause(context, CAUSE_is_from_nwsm, (U16)CAUSE_NWSM_INSUFFICIENT_RESOURCES); sm_network_control(context, SM_I_NETWORK_REQUEST_ACTIVATION_REJECT, NULL); } } /* +------------------------------------------------------------------------------ | Function : handle_network_request_activation_override +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE in S5 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_network_request_activation_override(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_network_request_activation_override"); /* Go to state SM CONTEXT ACTIVATION OVERRIDE */ context->context_control_state = SM_CONTEXT_ACTIVATION_OVERRIDE; /* Inform Sequencer of activation override */ sm_sequencer(SM_I_CONTEXT_ACTIVATION_OVERRIDE, (void *)(T_NAS_ti)context->ti); } /* +------------------------------------------------------------------------------ | Function : handle_network_request_deactivate +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_REQUEST_DEACTIVATE | | Parameters : context - Context data | data - Tear-down indicator +------------------------------------------------------------------------------ */ static void handle_network_request_deactivate(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { U32 tear_down = (U32)data; T_CAUSE_ps_cause *cause = sm_get_aci_cause(context); U16 nsapi_as_set = sm_nsapi2nsapi_set(context->nsapi); U16 nsapis_to_deactivate; (void)TRACE_FUNCTION("handle_network_request_deactivate"); if (cause->ctrl_value == CAUSE_is_from_nwsm && cause->value.nwsm_cause == (U16)CAUSE_NWSM_REACTIVATION_REQUESTED) { /* Go to state SM CONTEXT REACTIVATING DEACTIVATING USER PLANE */ context->context_control_state = SM_CONTEXT_REACTIVATING_DEACTIVATING_USER_PLANE; nsapis_to_deactivate = 0; } else { /* Go to state SM CONTEXT DEACTIVATED */ context->context_control_state = SM_CONTEXT_DEACTIVATED; nsapis_to_deactivate = nsapi_as_set; } if (tear_down != 0) { nsapis_to_deactivate |= sm_linked_nsapis(context->ti); /* Inform Sequencer of tear-down deactivation */ sm_sequencer(SM_I_CONTEXT_TEAR_DOWN_DEACTIVATE, (void *)(T_NAS_ti)context->ti); /* Send SMREG_PDP_DEACTIVATE_IND for all context being deactivated */ if (nsapis_to_deactivate != 0) { send_smreg_pdp_deactivate_ind(nsapis_to_deactivate, sm_get_aci_cause(context)); } } else { /* Send SMREG_PDP_DEACTIVATE_IND for this single context. */ if (nsapis_to_deactivate != 0) { send_smreg_pdp_deactivate_ind(nsapi_as_set, sm_get_aci_cause(context)); } } /* Deactivate user plane */ sm_context_deactivate_control(context, SM_I_DEACTIVATE_USER_PLANE, (void *)PS_REL_IND_NO); } /* +------------------------------------------------------------------------------ | Function : handle_network_activate_completed_in_S2 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_ACTIVATE_COMPLETED in state S2 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_network_activate_completed_in_S2(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/void *data) { (void)TRACE_FUNCTION("handle_network_activate_completed_in_S2"); /* Go to state SM CONTEXT ACTIVATING USER PLANE */ context->context_control_state = SM_CONTEXT_ACTIVATING_USER_PLANE; /* Activate User Plane */ sm_user_plane_control(context, SM_I_USER_PLANE_ACTIVATE_COMPLETE, NULL); } /* +------------------------------------------------------------------------------ | Function : handle_network_activate_completed_in_S6 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_ACTIVATE_COMPLETED in state S6 | | Parameters : context - Context data | data - (enum) T_SM_UPDATE_FLAGS +------------------------------------------------------------------------------ */ static void handle_network_activate_completed_in_S6(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { T_SM_UPDATE_FLAGS update_flags = (T_SM_UPDATE_FLAGS)((UINT)data); (void)TRACE_FUNCTION("handle_network_activate_completed_in_S6"); if (sm_is_aci_update_required(update_flags)) { /* Inform ACI of new parameters */ send_smreg_pdp_modify_ind(context, update_flags); } if (sm_is_user_plane_update_required(update_flags)) { /* Go to state SM CONTEXT MODIFYING USER PLANE MT */ context->context_control_state = SM_CONTEXT_MODIFYING_USER_PLANE_MT; /* Modify User Plane */ sm_user_plane_control(context, SM_I_USER_PLANE_MODIFY, NULL); } else { /* Go to state SM CONTEXT ACTIVATED */ context->context_control_state = SM_CONTEXT_ACTIVATED; } } /* +------------------------------------------------------------------------------ | Function : handle_network_activate_completed_in_S12 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_ACTIVATE_COMPLETED in state S12 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_network_activate_completed_in_S12(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/void *data) { (void)TRACE_FUNCTION("handle_network_activate_completed_in_S12"); /* Go to state SM CONTEXT REACTIVATING USER PLANE */ context->context_control_state = SM_CONTEXT_REACTIVATING_USER_PLANE; /* Activate User Plane */ sm_user_plane_control(context, SM_I_USER_PLANE_ACTIVATE_COMPLETE, NULL); } /* +------------------------------------------------------------------------------ | Function : handle_network_activate_rejected_in_S2 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_ACTIVATE_REJECTED in state S2 | | Parameters : context - Context data | data - Deactivate network trigger (BOOL) +------------------------------------------------------------------------------ */ static void handle_network_activate_rejected_in_S2(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { BOOL deactivate_network = (data != NULL ? TRUE : FALSE); (void)TRACE_FUNCTION("handle_network_activate_rejected_in_S2"); /* Go to state SM CONTEXT ACTIVATE FAILED DEACTIVATING */ context->context_control_state = SM_CONTEXT_ACTIVATE_FAILED_DEACTIVATING; if (deactivate_network) { /* Deactivate user plane. Also, network is being deactivated; * Deactivation Control should anticipate NETWORK_DEACTIVATE_COMPLETED. */ sm_context_deactivate_control(context, SM_I_DEACTIVATE_NETWORK_AND_USER_PLANE, sm_get_nw_cause(context)); } else { /* Dectivate User Plane */ sm_context_deactivate_control(context, SM_I_DEACTIVATE_USER_PLANE, (void *)PS_REL_IND_NO); } } /* +------------------------------------------------------------------------------ | Function : handle_network_activate_rejected_in_S6 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_ACTIVATE_REJECTED in state S6 | | Parameters : context - Context data | data - Deactivate network trigger (BOOL) +------------------------------------------------------------------------------ */ static void handle_network_activate_rejected_in_S6(struct T_SM_CONTEXT_DATA *context, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("handle_network_activate_rejected_in_S6"); /* Inform ACI of failure and deactivation */ send_smreg_pdp_deactivate_ind(sm_nsapi2nsapi_set(context->nsapi), sm_get_aci_cause(context)); /* Go to state SM CONTEXT DEACTIVATING */ context->context_control_state = SM_CONTEXT_DEACTIVATING; /* Deactivate User Plane */ sm_context_deactivate_control(context, SM_I_DEACTIVATE_USER_PLANE, (void *)PS_REL_IND_NO); } /* +------------------------------------------------------------------------------ | Function : handle_network_activate_rejected_in_S12 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_ACTIVATE_REJECTED in state S12 | | Parameters : context - Context data | data - Deactivate network trigger (BOOL) +------------------------------------------------------------------------------ */ static void handle_network_activate_rejected_in_S12(struct T_SM_CONTEXT_DATA *context, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("handle_network_activate_rejected_in_S12"); /* Inform ACI of failure and deactivation */ send_smreg_pdp_deactivate_ind(sm_nsapi2nsapi_set(context->nsapi), sm_get_aci_cause(context)); /* Go to state SM CONTEXT DEACTIVATING */ context->context_control_state = SM_CONTEXT_DEACTIVATING; /* Deactivate User Plane */ sm_context_deactivate_control(context, SM_I_DEACTIVATE_USER_PLANE, (void *)PS_REL_IND_NO); } /* +------------------------------------------------------------------------------ | Function : handle_network_modify_rejected_in_S7 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_MODIFY_REJECTED in state S7 | | Parameters : context - Context data | data - BOOL (Deactivate context due to T3381) +------------------------------------------------------------------------------ */ static void handle_network_modify_rejected_in_S7(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { BOOL deactivate_context = (BOOL)((UINT)data); T_CAUSE_ps_cause *cause = sm_get_aci_cause(context); (void)TRACE_FUNCTION("handle_network_modify_rejected_in_S7"); TRACE_ASSERT(cause != NULL); /*lint -e613 (Possible use of null pointer 'cause' in left argument to operator '->') */ /* Inform ACI of failed modification attempt */ send_smreg_pdp_modify_rej(context->nsapi, cause); /* In case of modify collisions or timeouts, the context remains active */ if (deactivate_context != TRUE && (cause->ctrl_value == CAUSE_is_from_sm && cause->value.sm_cause == (U16)CAUSE_SM_MODIFY_COLLISION || cause->ctrl_value == CAUSE_is_from_nwsm && cause->value.nwsm_cause == (U16)CAUSE_NWSM_NETWORK_FAILURE)) { /* Go to state SM CONTEXT ACTIVATED */ context->context_control_state = SM_CONTEXT_ACTIVATED; } else { /* Other errors: Context is deactivated */ send_smreg_pdp_deactivate_ind(sm_nsapi2nsapi_set(context->nsapi), cause); /* Go to state SM CONTEXT DEACTIVATING */ context->context_control_state = SM_CONTEXT_DEACTIVATING; /* Deactivate Network and User Plane (Network deactivation in progress) */ sm_context_deactivate_control(context, SM_I_DEACTIVATE_NETWORK_AND_USER_PLANE, cause); /*lint +e613 (Possible use of null pointer 'cause' in left argument to operator '->') */ } } /* +------------------------------------------------------------------------------ | Function : handle_network_modify_rejected_in_S10 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_MODIFY_REJECTED in state S10 | | Parameters : context - Context data | data - BOOL (Deactivate context due to T3381) +------------------------------------------------------------------------------ */ static void handle_network_modify_rejected_in_S10(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { BOOL deactivate_context = (BOOL)((UINT)data); T_CAUSE_ps_cause *cause = sm_get_aci_cause(context); (void)TRACE_FUNCTION("handle_network_modify_rejected_in_S10"); TRACE_ASSERT(cause != NULL); /* In case of modify collision, timeout, or temporary out-of-resources * the context remains active */ /*lint -e613 (Possible use of null pointer 'cause' in left argument to operator '->') */ if (deactivate_context != TRUE && (cause->ctrl_value == CAUSE_is_from_sm && cause->value.sm_cause == (U16)CAUSE_SM_MODIFY_COLLISION || cause->ctrl_value == CAUSE_is_from_nwsm && cause->value.nwsm_cause == (U16)CAUSE_NWSM_NETWORK_FAILURE || cause->ctrl_value == CAUSE_is_from_nwsm && cause->value.nwsm_cause == (U16)CAUSE_NWSM_INSUFFICIENT_RESOURCES)) { /* Go to state SM CONTEXT ACTIVATED */ context->context_control_state = SM_CONTEXT_ACTIVATED; } else { /* Other errors: Context is deactivated */ send_smreg_pdp_deactivate_ind(sm_nsapi2nsapi_set(context->nsapi), cause); /*lint +e613 (Possible use of null pointer 'cause' in left argument to operator '->') */ /* Go to state SM CONTEXT DEACTIVATING */ context->context_control_state = SM_CONTEXT_DEACTIVATING; /* Deactivate Network and User Plane (Network deactivation in progress) */ sm_context_deactivate_control(context, SM_I_DEACTIVATE_NETWORK_AND_USER_PLANE, sm_get_nw_cause(context)); } } /* +------------------------------------------------------------------------------ | Function : handle_network_modify_completed_in_S7 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_MODIFY_COMPLETED in state S7 | | Parameters : context - Context data | data - T_SM_UPDATE_FLAGS +------------------------------------------------------------------------------ */ static void handle_network_modify_completed_in_S7(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { T_SM_UPDATE_FLAGS update_flags = (T_SM_UPDATE_FLAGS)((UINT)data); (void)TRACE_FUNCTION("handle_network_modify_completed_in_S7"); if (sm_is_user_plane_update_required(update_flags)) { /* Go to state SM CONTEXT MODIFYING USER PLANE */ context->context_control_state = SM_CONTEXT_MODIFYING_USER_PLANE; /* Start user plane modification */ sm_user_plane_control(context, SM_I_USER_PLANE_MODIFY, (void *)update_flags); } else { /* Inform ACI of the successful modification and altered fields */ send_smreg_pdp_modify_cnf(context, update_flags); /* Go to state SM CONTEXT ACTIVATED */ context->context_control_state = SM_CONTEXT_ACTIVATED; } } /* +------------------------------------------------------------------------------ | Function : handle_network_modify_completed_in_S10 +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_MODIFY_COMPLETED in state S10 | | Parameters : context - Context data | data - (enum) T_SM_UPDATE_FLAGS +------------------------------------------------------------------------------ */ static void handle_network_modify_completed_in_S10(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { T_SM_UPDATE_FLAGS update_flags = (T_SM_UPDATE_FLAGS)((UINT)data); (void)TRACE_FUNCTION("handle_network_modify_completed_in_S10"); if (sm_is_aci_update_required(update_flags)) { /* Inform ACI of new parameters */ send_smreg_pdp_modify_ind(context, update_flags); } if (sm_is_user_plane_update_required(update_flags)) { /* Go to state SM CONTEXT MODIFYING USER PLANE MT */ context->context_control_state = SM_CONTEXT_MODIFYING_USER_PLANE_MT; /* Modify User Plane */ sm_user_plane_control(context, SM_I_USER_PLANE_MODIFY, NULL); } else { /* Go to state SM CONTEXT ACTIVATED */ context->context_control_state = SM_CONTEXT_ACTIVATED; } } /* +------------------------------------------------------------------------------ | Function : handle_user_plane_activated_in_S3 +------------------------------------------------------------------------------ | Description : Handle event SM_I_USER_PLANE_ACTIVATED in state S3 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_user_plane_activated_in_S3(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_user_plane_activated_in_S3"); /* Go to state SM CONTEXT ACTIVATED */ context->context_control_state = SM_CONTEXT_ACTIVATED; /* Confirm activation towards ACI; response depends on primary/secondary */ if (!sm_is_secondary(context)) { /* Primary context: send SMREG_PDP_ACTIVATE_CNF */ send_smreg_pdp_activate_cnf(context); } else { /* Secondary context: send SMREG_PDP_ACTIVATE_SEC_CNF */ send_smreg_pdp_activate_sec_cnf(context); } } /* +------------------------------------------------------------------------------ | Function : handle_user_plane_activated_in_S13 +------------------------------------------------------------------------------ | Description : Handle event SM_I_USER_PLANE_ACTIVATED in state S13 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_user_plane_activated_in_S13(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_user_plane_activated_in_S13"); /* Go to state SM CONTEXT ACTIVATED */ context->context_control_state = SM_CONTEXT_ACTIVATED; /* For primary contexts: Inform sequencer that reactivation was successful */ if (!sm_is_secondary(context)) { sm_sequencer(SM_I_CONTEXT_REACTIVATE_COMPLETED, (void *)(T_NAS_ti)context->ti); } } /* +------------------------------------------------------------------------------ | Function : handle_user_plane_error_in_S3 +------------------------------------------------------------------------------ | Description : Handle event SM_I_USER_PLANE_ERROR in state S3 | | Parameters : context - Context data | data - BOOL +------------------------------------------------------------------------------ */ static void handle_user_plane_error_in_S3(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { (void)TRACE_FUNCTION("handle_user_plane_error_in_S3"); /* Go to state SM CONTEXT ACTIVATE FAILED DEACTIVATING */ context->context_control_state = SM_CONTEXT_ACTIVATE_FAILED_DEACTIVATING; /* Dectivate User Plane locally */ sm_user_plane_control(context, SM_I_USER_PLANE_DEACTIVATE_LOCAL, data); /* Deactivate towards network */ sm_set_nw_cause(context, CAUSE_is_from_nwsm, (U16)CAUSE_NWSM_REGULAR_DEACTIVATION); sm_context_deactivate_control(context, SM_I_DEACTIVATE_NETWORK, sm_get_nw_cause(context)); } /* +------------------------------------------------------------------------------ | Function : handle_user_plane_error_while_active +------------------------------------------------------------------------------ | Description : Handle event SM_I_USER_PLANE_ERROR in states S5 - S13 | | Parameters : context - Context data | data - BOOL +------------------------------------------------------------------------------ */ static void handle_user_plane_error_while_active(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { (void)TRACE_FUNCTION("handle_user_plane_error_while_active"); /* Inform ACI that the context will now be deactivated due to user plane error */ send_smreg_pdp_deactivate_ind(sm_nsapi2nsapi_set(context->nsapi), sm_get_aci_cause(context)); /* Go to state SM CONTEXT DEACTIVATING */ context->context_control_state = SM_CONTEXT_DEACTIVATING; /* Dectivate User Plane locally */ sm_user_plane_control(context, SM_I_USER_PLANE_DEACTIVATE_LOCAL, data); /* Deactivate towards network */ sm_set_nw_cause(context, CAUSE_is_from_nwsm, (U16)CAUSE_NWSM_REGULAR_DEACTIVATION); sm_context_deactivate_control(context, SM_I_DEACTIVATE_NETWORK, sm_get_nw_cause(context)); } /* +------------------------------------------------------------------------------ | Function : handle_user_plane_modified_in_S8 +------------------------------------------------------------------------------ | Description : Handle event SM_I_USER_PLANE_MODIFIED in states S8 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_user_plane_modified_in_S8(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_user_plane_modified_in_S8"); /* Inform ACI of the successful modification and altered QoS */ send_smreg_pdp_modify_cnf(context, SM_UPDATE_QOS); /* Go to state SM CONTEXT ACTIVATED */ context->context_control_state = SM_CONTEXT_ACTIVATED; } /* +------------------------------------------------------------------------------ | Function : handle_user_plane_deactivated_in_S11 +------------------------------------------------------------------------------ | Description : Handle event SM_I_USER_PLANE_DEACTIVATED in S11 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_user_plane_deactivated_in_S11(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_user_plane_deactivated_in_S11"); /* Go to state SM CONTEXT REACTIVATING IN NETWORK */ context->context_control_state = SM_CONTEXT_REACTIVATING_IN_NETWORK; /* Start primary context activation towards network */ sm_network_control(context, SM_I_NETWORK_ACTIVATE_PRIMARY, NULL); /* Inform User Plane Control of pending context activation */ sm_user_plane_control(context, SM_I_USER_PLANE_ACTIVATE_START, NULL); } /* +------------------------------------------------------------------------------ | Function : handle_deactivate_completed_in_S0 +------------------------------------------------------------------------------ | Description : Handle event SM_I_DEACTIVATE_COMPLETED in state S0 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_deactivate_completed_in_S0(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_deactivate_completed_in_S0"); /* Mark context for deallocation after call returns */ sm_mark_context_for_deallocation(context); } /* +------------------------------------------------------------------------------ | Function : handle_deactivate_completed_in_S4 +------------------------------------------------------------------------------ | Description : Handle event SM_I_DEACTIVATE_COMPLETED in state S4 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_deactivate_completed_in_S4(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_deactivate_completed_in_S4"); /* Go to state SM CONTEXT DEACTIVATED */ context->context_control_state = SM_CONTEXT_DEACTIVATED; /* Report failed activation to ACI: Response depends on primary/secondary */ if (!sm_is_secondary(context)) { /* Primary context: send SMREG_PDP_ACTIVATE_REJ */ send_smreg_pdp_activate_rej(context->nsapi, sm_get_aci_cause(context)); } else { /* Secondary context: send SMREG_PDP_ACTIVATE_SEC_REJ */ send_smreg_pdp_activate_sec_rej(context->nsapi, sm_get_aci_cause(context)); } /* Mark context for deallocation after call returns */ sm_mark_context_for_deallocation(context); } /* +------------------------------------------------------------------------------ | Function : handle_deactivate_completed_in_S14 +------------------------------------------------------------------------------ | Description : Handle event SM_I_DEACTIVATE_COMPLETED in state S14 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_deactivate_completed_in_S14(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_deactivate_completed_in_S14"); /* Go to state SM CONTEXT DEACTIVATED */ context->context_control_state = SM_CONTEXT_DEACTIVATED; /* Mark context for deallocation */ sm_mark_context_for_deallocation(context); } /* +------------------------------------------------------------------------------ | Function : handle_deactivate_completed_in_S15 +------------------------------------------------------------------------------ | Description : Handle event SM_I_DEACTIVATE_COMPLETED in state S15 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_deactivate_completed_in_S15(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_deactivate_completed_in_S15"); /* Go to state SM CONTEXT DEACTIVATED */ context->context_control_state = SM_CONTEXT_DEACTIVATED; /* Mark context for deallocation */ sm_mark_context_for_deallocation(context); /* Confirm deactivation towards Sequencer */ sm_sequencer(SM_I_CONTEXT_DEACTIVATE_COMPLETED, (void *)(T_NAS_nsapi)context->nsapi); } /* +------------------------------------------------------------------------------ | Function : handle_network_request_modify +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_REQUEST_MODIFY in state S4 | | Parameters : context - Context data | data - Update flags +------------------------------------------------------------------------------ */ static void handle_network_request_modify(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { T_SM_UPDATE_FLAGS update_flags = (T_SM_UPDATE_FLAGS)((UINT)data); (void)TRACE_FUNCTION("handle_network_request_modify"); if (sm_is_aci_update_required(update_flags)) { /* Send SMREG_PDP_MODIFY_IND if required */ send_smreg_pdp_modify_ind(context, update_flags); } if (sm_is_user_plane_update_required(update_flags)) { /* Go to state SM CONTEXT MODIFYING USER PLANE MT */ context->context_control_state = SM_CONTEXT_MODIFYING_USER_PLANE_MT; /* Update User Plane */ sm_user_plane_control(context, SM_I_USER_PLANE_MODIFY, (void *)update_flags); } } /* +------------------------------------------------------------------------------ | Function : handle_network_request_modify_failed +------------------------------------------------------------------------------ | Description : Handle event SM_I_NETWORK_REQUEST_MODIFY_FAILED | | Parameters : context - Context data | data - Not used (cause set in context data) +------------------------------------------------------------------------------ */ static void handle_network_request_modify_failed(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_network_request_modify_failed"); /* Inform ACI of failed modification and deactivation */ send_smreg_pdp_deactivate_ind(sm_nsapi2nsapi_set(context->nsapi), sm_get_aci_cause(context)); /* Go to state SM CONTEXT DEACTIVATING */ context->context_control_state = SM_CONTEXT_DEACTIVATING; /* Start user plane deactivation */ sm_context_deactivate_control(context, SM_I_DEACTIVATE_NETWORK_AND_USER_PLANE, sm_get_nw_cause(context)); } /* +------------------------------------------------------------------------------ | Function : handle_context_upgrade +------------------------------------------------------------------------------ | Description : Handle event SM_I_CONTEXT_UPGRADE in S5 | | Parameters : context - Context data | data - Not used +------------------------------------------------------------------------------ */ static void handle_context_upgrade(struct T_SM_CONTEXT_DATA *context, /*@null@*/ /*@unused@*/ void *data) { (void)TRACE_FUNCTION("handle_context_upgrade"); /* Go to state SM CONTEXT UPGRADING IN NETWORK */ context->context_control_state = SM_CONTEXT_UPGRADING_IN_NETWORK; /* Start a network modify procedure in order to re-upgrade QoS */ sm_network_control(context, SM_I_NETWORK_MODIFY, NULL); } /* +------------------------------------------------------------------------------ | Function : handle_context_reactivate +------------------------------------------------------------------------------ | Description : Handle event SM_I_CONTEXT_REACTIVATE in deactivate(d) states | | Parameters : context - Context data | data - not used +------------------------------------------------------------------------------ */ void handle_context_reactivate(struct T_SM_CONTEXT_DATA *context, /*@unused@*/ /*@null@*/ void *data) { (void)TRACE_FUNCTION("handle_context_reactivate"); /* Go to state SM CONTEXT DEACTIVATING SEQUENCED */ context->context_control_state = SM_CONTEXT_REACTIVATING_IN_NETWORK; /* Start primary or secondary activation depending on context type */ if (sm_is_secondary(context)) { sm_network_control(context, SM_I_NETWORK_ACTIVATE_SECONDARY, NULL); } else { sm_network_control(context, SM_I_NETWORK_ACTIVATE_PRIMARY, NULL); } /* (Re)start user plane */ sm_user_plane_control(context, SM_I_USER_PLANE_ACTIVATE_START, NULL); } /* +------------------------------------------------------------------------------ | Function : handle_context_deactivate_in_S0 +------------------------------------------------------------------------------ | Description : Handle event SM_I_CONTEXT_DEACTIVATE in S0 | Note: User Plane is deactivating in this state | | Parameters : context - Context data | data - deactivation type +------------------------------------------------------------------------------ */ static void handle_context_deactivate_in_S0(/*@unused@*/ struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { int nsapi; T_SM_CONTEXT_DEACTIVATE_CONTROL_EVENT event = (T_SM_CONTEXT_DEACTIVATE_CONTROL_EVENT)((UINT)data); (void)TRACE_FUNCTION("SM Context Control: handle_context_deactivate_in_S0"); if (event == SM_I_DEACTIVATE_USER_PLANE || event == SM_I_DEACTIVATE_NETWORK_AND_USER_PLANE) { /* Network deactivation ignored - already deactivated */ sm_context_deactivate_control(context, SM_I_DEACTIVATE_USER_PLANE, (void *)PS_REL_IND_NO); /*ACI requested deactivation of an already inactive context. Acknowledge*/ send_smreg_pdp_deactivate_cnf(sm_data.sm_nsapis_requested_deactivated); /* If the context is not freed, clear it here so that future SMREG_PDP_ACTIVATE_REQ * served properly */ for (nsapi = (int)NAS_NSAPI_5; nsapi < NAS_SIZE_NSAPI; nsapi++) { if (sm_is_nsapi_in_nsapi_set(nsapi, sm_data.sm_nsapis_requested_deactivated)) { sm_free_context_data_by_nsapi(nsapi); } } } /* Network-only deactivation ignored - already deactivated */ } /* +------------------------------------------------------------------------------ | Function : handle_context_deactivate +------------------------------------------------------------------------------ | Description : Handle event SM_I_CONTEXT_DEACTIVATE in active states | | Parameters : context - Context data | data - deactivation type +------------------------------------------------------------------------------ */ void handle_context_deactivate(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { T_SM_CONTEXT_DEACTIVATE_CONTROL_EVENT event = (T_SM_CONTEXT_DEACTIVATE_CONTROL_EVENT)((UINT)data); void *param; (void)TRACE_FUNCTION("handle_context_deactivate"); /* Go to state SM CONTEXT DEACTIVATING SEQUENCED */ context->context_control_state = SM_CONTEXT_DEACTIVATING_SEQUENCED; /* Set cause to be sent to the network (if indicated by deactivation type) */ sm_set_nw_cause(context, CAUSE_is_from_nwsm, (U16)CAUSE_NWSM_REGULAR_DEACTIVATION); switch (event) { case SM_I_DEACTIVATE_USER_PLANE: param = (void *)PS_REL_IND_NO; break; case SM_I_DEACTIVATE_NETWORK_AND_USER_PLANE: default: event = SM_I_DEACTIVATE_NETWORK_AND_USER_PLANE; /*lint -fallthrough*/ case SM_I_DEACTIVATE_NETWORK: param = sm_get_nw_cause(context); break; } /* Forward deactivation event to Context Deactivate Control */ sm_context_deactivate_control(context, event, param); } /* +------------------------------------------------------------------------------ | Function : handle_local_deactivate +------------------------------------------------------------------------------ | Description : Handle event SM_I_CONTEXT_LOCAL_DEACTIVATE | | Parameters : context - Context data | data - UPM signalling switch +------------------------------------------------------------------------------ */ static void handle_local_deactivate(struct T_SM_CONTEXT_DATA *context, /*@null@*/ void *data) { (void)TRACE_FUNCTION("handle_local_deactivate"); /* Go to state SM CONTEXT DEACTIVATED */ context->context_control_state = SM_CONTEXT_DEACTIVATED; /* Locally deactivate Network Control */ sm_network_control(context, SM_I_NETWORK_DEACTIVATE_LOCAL, NULL); /* Locally deactivate user plane (with UPM signalling) */ sm_user_plane_control(context, SM_I_USER_PLANE_DEACTIVATE_LOCAL, data); /* Mark context for deallocation after call returns (unless context * is pending reactivation) */ if (!sm_is_context_pending_reactivation(context)) { sm_mark_context_for_deallocation(context); } } /*==== PUBLIC FUNCTIONS =====================================================*/ /* +------------------------------------------------------------------------------ | Function : sm_context_control_init +------------------------------------------------------------------------------ | Description : Context Control state machine initialization function | Parameters : context - Context data +------------------------------------------------------------------------------ */ void sm_context_control_init(struct T_SM_CONTEXT_DATA *context) { (void)TRACE_FUNCTION("sm_context_control_init"); sm_set_context_pending_reactivation(context, FALSE); context->context_control_state = SM_CONTEXT_DEACTIVATED; } /* +------------------------------------------------------------------------------ | Function : sm_context_control_exit +------------------------------------------------------------------------------ | Description : Context Control state machine exit function | Parameters : context - Context data +------------------------------------------------------------------------------ */ void sm_context_control_exit(struct T_SM_CONTEXT_DATA *context) { (void)TRACE_FUNCTION("sm_context_control_exit"); sm_set_context_pending_reactivation(context, FALSE); context->context_control_state = SM_CONTEXT_DEACTIVATED; } /* +------------------------------------------------------------------------------ | Function : sm_context_control_state +------------------------------------------------------------------------------ | Description : Returns a read-only string with the name of the active state. | Parameters : context - Context data +------------------------------------------------------------------------------ */ #ifdef DEBUG /*@observer@*/const char * sm_context_control_state(struct T_SM_CONTEXT_DATA *context) { /*@observer@*/ static const char *state_name[SM_CONTEXT_CONTROL_NUMBER_OF_STATES] = { "S0_SM_CONTEXT_DEACTIVATED", "S1_SM_CONTEXT_ACTIVATING_MT", "S2_SM_CONTEXT_ACTIVATING_NETWORK", "S3_SM_CONTEXT_ACTIVATING_USER_PLANE", "S4_SM_CONTEXT_ACTIVATE_FAILED_DEACTIVATING", "S5_SM_CONTEXT_ACTIVATED", "S6_SM_CONTEXT_ACTIVATION_OVERRIDE", "S7_SM_CONTEXT_MODIFYING_IN_NETWORK", "S8_SM_CONTEXT_MODIFYING_USER_PLANE", "S9_SM_CONTEXT_MODIFYING_USER_PLANE_MT", "S10_SM_CONTEXT_UPGRADING_IN_NETWORK", "S11_SM_CONTEXT_REACTIVATING_DEACTIVATING_USER_PLANE", "S12_SM_CONTEXT_REACTIVATING_IN_NETWORK", "S13_SM_CONTEXT_REACTIVATING_USER_PLANE", "S14_SM_CONTEXT_DEACTIVATING", "S15_SM_CONTEXT_DEACTIVATING_SEQUENCED" }; TRACE_ASSERT(context->context_control_state < SM_CONTEXT_CONTROL_NUMBER_OF_STATES); return state_name[(U16)context->context_control_state]; } #endif /* +------------------------------------------------------------------------------ | Function : sm_context_control +------------------------------------------------------------------------------ | Description : Context Control state machine | | Parameters : context - Context data | event - Internal event (see sm_context_control.h) | data - Event dependent parameter +------------------------------------------------------------------------------ */ void sm_context_control(struct T_SM_CONTEXT_DATA *context, T_SM_CONTEXT_CONTROL_EVENT event, /*@null@*/ void *data) { #ifdef DEBUG const char *old_state_name, *new_state_name; T_SM_CONTEXT_CONTROL_STATE old_state; /*@observer@*/ static const char *event_name[SM_CONTEXT_CONTROL_NUMBER_OF_EVENTS] = { "SM_P_SMREG_PDP_ACTIVATE_REQ", "SM_P_SMREG_PDP_ACTIVATE_REJ_RES", "SM_P_SMREG_PDP_ACTIVATE_SEC_REQ", "SM_P_SMREG_PDP_MODIFY_REQ", "SM_I_CONTEXT_DEACTIVATE", "SM_I_CONTEXT_LOCAL_DEACTIVATE", "SM_I_CONTEXT_REACTIVATE", "SM_I_CONTEXT_UPGRADE", "SM_I_CONTEXT_USER_PLANE_ERROR", "SM_I_NETWORK_ACTIVATE_COMPLETED", "SM_I_NETWORK_ACTIVATE_REJECTED", "SM_I_NETWORK_DEACTIVATE_COMPLETED", "SM_I_NETWORK_MODIFY_REJECTED", "SM_I_NETWORK_MODIFY_COMPLETED", "SM_I_NETWORK_REQUEST_ACTIVATION", "SM_I_NETWORK_REQUEST_ACTIVATION_OVERRIDE", "SM_I_NETWORK_REQUEST_DEACTIVATE", "SM_I_NETWORK_REQUEST_MODIFY", "SM_I_NETWORK_REQUEST_MODIFY_FAILED", "SM_I_USER_PLANE_ACTIVATED", "SM_I_USER_PLANE_DEACTIVATED", "SM_I_USER_PLANE_MODIFIED", "SM_I_DEACTIVATE_COMPLETED" }; TRACE_ASSERT(event < SM_CONTEXT_CONTROL_NUMBER_OF_EVENTS); old_state = context->context_control_state; old_state_name = sm_context_control_state(context); if (transition[(U16)old_state][(U16)event].event != event) { (void)TRACE_ERROR("Event table error in sm_context_control!"); } #endif /* DEBUG */ transition[(U16)context->context_control_state][(U16)event].func(context, data); #ifdef DEBUG new_state_name = sm_context_control_state(context); (void)TRACE_EVENT_P4("SM CONTEXT #%d: %s => %s to %s", context->nsapi, event_name[(U16)event], old_state_name, new_state_name); #endif /* DEBUG */ } /*==== END OF FILE ==========================================================*/