FreeCalypso > hg > fc-tourmaline
diff src/g23m-gprs/sm/sm_context_control.c @ 1:fa8dc04885d8
src/g23m-*: import from Magnetite
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Fri, 16 Oct 2020 06:25:50 +0000 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/g23m-gprs/sm/sm_context_control.c Fri Oct 16 06:25:50 2020 +0000 @@ -0,0 +1,1717 @@ +/*---------------------------------------------------------------------------- +| 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 ==========================================================*/