diff src/g23m-aci/aci/dcm_state.c @ 162:53929b40109c

src/g23m-aci: initial import from TCS3.2/LoCosto
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 11 Oct 2016 02:02:43 +0000
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children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/g23m-aci/aci/dcm_state.c	Tue Oct 11 02:02:43 2016 +0000
@@ -0,0 +1,304 @@
+/*
++-----------------------------------------------------------------------------
+|  Project :  GSM-F&D (8411)
+|  Modul   :  ACI
++-----------------------------------------------------------------------------
+|  Copyright 2002 Texas Instruments Berlin, AG
+|                 All rights reserved.
+|
+|                 This file is confidential and a trade secret of Texas
+|                 Instruments Berlin, AG
+|                 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 Berlin, AG.
++-----------------------------------------------------------------------------
+|  Description :  This file contains Functions corresponding to each state 
+                  of DCM state machine.
++------------------------------------------------------	-----------------------
+*/
+
+
+/***********************************  INCLUDES ********************************/
+#include "aci_all.h"
+#include "dcm.h"
+#include "dcm_utils.h"
+#include "dcm_state.h"
+#include "dcm_env.h"
+
+/**************************** LOCAL VARIABLE DEFINITION  **********************/
+/**************************** EXTERN VARIABLE DEFINITION  *********************/
+extern T_DCM_ENV_CTRL_BLK *dcm_env_ctrl_blk_p;
+
+/**************************** LOCAL FUCNTION DEFINITION  **********************/
+/************************** EXTERN FUCNTION DEFINITION  ***********************/
+
+
+
+/*******************************************************************************
+*  Function      :  dcm_idle
+*  Description   :  Called when DCM state is DCM_IDLE
+*                   and DCM has received a message.
+*  Parameter     :  T_DCM_HDR
+*                       -Pointer on the header of the message.
+*  Return        :  T_DCM_RET
+*                      -DCM Result : DCM_OK, DCM_NOT_READY, DCM_UNKNOWN_EVENT
+*******************************************************************************/
+T_DCM_RET dcm_idle (T_DCM_HDR * msg_p)
+{
+  TRACE_FUNCTION("DCM: dcm_idle()");
+
+  if(msg_p->msg_id == DCM_OPEN_CONN_REQ_MSG)
+  {
+     return dcm_process_open_conn_event((T_DCM_OPEN_CONN_REQ_MSG*)msg_p);
+  }
+  else
+  {
+     return dcm_process_unknown_event_in_idle(msg_p);
+  }
+}
+
+
+/*******************************************************************************
+*  Function      :  dcm_activating_conn
+*  Description   :  Called when DCM state is DCM_ACTIVATING_CONN
+*                   and DCM has received a message.
+*  Parameter     :  T_DCM_HDR
+*                   -Pointer on the header of the message.
+*  Return        :  T_DCM_RET
+*                   -DCM Result : DCM_OK, DCM_NOT_READY, DCM_UNKNOWN_EVENT
+*******************************************************************************/
+T_DCM_RET dcm_activating_conn(T_DCM_HDR * msg_p)
+{
+  U8 current_row = dcm_env_ctrl_blk_p->current_row;
+
+  TRACE_FUNCTION("DCM: dcm_activating_conn()");
+
+  switch(dcm_env_ctrl_blk_p->substate[0])
+  {
+    case DCM_SUB_WAIT_CGATT_CNF :
+      dcm_env_ctrl_blk_p->dcm_call_back = NULL;
+      if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR
+         msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG)
+      {
+        return dcm_process_cgatt_ans(msg_p, current_row);
+      }
+      else
+      {
+        return dcm_process_unwaited_events_state_intermediate_conn(msg_p);
+      }
+
+    case DCM_SUB_WAIT_CGACT_CNF :
+      dcm_env_ctrl_blk_p->dcm_call_back = NULL;
+      if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR
+         msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG)
+      {
+        return dcm_process_cgact_ans(msg_p, current_row);
+      }
+      else
+      {
+        return dcm_process_unwaited_events_state_intermediate_conn(msg_p);
+      }
+
+    case DCM_SUB_WAIT_SATDN_CNF:
+      dcm_env_ctrl_blk_p->dcm_call_back = NULL;
+      if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR
+         msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG OR msg_p->msg_id == DCM_ERROR_IND_MSG)
+      {
+           return dcm_process_sat_dn_ans(msg_p, current_row);
+      }
+      else
+      {
+        return dcm_process_unwaited_events_state_intermediate_conn(msg_p);
+      }
+
+    default:
+      return DCM_OK;
+  }
+
+}
+
+
+/*******************************************************************************
+*  Function      :  dcm_conn_activated
+*  Description   :  if DCM receive message from application or PS,
+*                   when DCM state is DCM_CONN_ACTIVATED
+*                   this function is called and process reciving message.
+*  Parameter     :  T_DCM_HDR
+*                   -Pointer on the header of the message.
+*  Return        :  T_DCM_RET
+*                   -DCM Result : DCM_OK, DCM_NOT_READY, DCM_UNKNOWN_EVENT
+*******************************************************************************/
+
+T_DCM_RET dcm_conn_activated(T_DCM_HDR * msg_p)
+{
+
+  TRACE_FUNCTION("DCM: dcm_conn_activated()");
+
+  switch(msg_p->msg_id)
+  {
+    case DCM_OPEN_CONN_REQ_MSG:
+      return dcm_process_open_conn_event((T_DCM_OPEN_CONN_REQ_MSG*)msg_p);
+
+    case DCM_CLOSE_CONN_REQ_MSG:
+      return dcm_process_close_conn_event((T_DCM_CLOSE_CONN_REQ_MSG *)msg_p);
+
+    case DCM_ERROR_IND_MSG :
+      return dcm_process_event_error_reception(msg_p);
+
+    default:
+      /* Ignore event - Stay in the same state. */
+      return DCM_UNKNOWN_EVENT;
+  }
+}
+
+
+/*******************************************************************************
+*  Function      :  dcm_closing_conn
+*  Description   :  if DCM receive message from application or PS,
+*                   when DCM state is DCM_CLOSING_CONN
+*                   this function is called and process reciving message.
+*  Parameter     :  T_DCM_HDR
+*                   -Pointer on the header of the message.
+*  Return        :  T_DCM_RET
+*                   -DCM Result : DCM_OK, DCM_NOT_READY, DCM_UNKNOWN_EVENT
+*******************************************************************************/
+T_DCM_RET dcm_closing_conn(T_DCM_HDR * msg_p )
+{
+  U8 current_row = dcm_env_ctrl_blk_p->current_row;
+
+  TRACE_FUNCTION("DCM: dcm_closing_conn()");
+
+  switch(dcm_env_ctrl_blk_p->substate[0])
+  {
+    case DCM_SUB_WAIT_CGDEACT_CNF:
+     // dcm_env_ctrl_blk_p->dcm_call_back = NULL; //pinghua DCM_OPEN_CLOSE patch 20080429
+      if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR
+         msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG)
+      {
+        dcm_env_ctrl_blk_p->dcm_call_back = NULL; //pinghua DCM_OPEN_CLOSE patch 20080429
+        return dcm_process_cgdeact_ans(msg_p,current_row);
+      }
+      else
+      {
+        return dcm_process_unwaited_events_state_intermediate_conn(msg_p);
+      }
+      /*lint -e527 suppress Warning -- Unreachable */
+      /* break is removed ,as case is returning before break so it is not needed */
+      /*lint +e527 */
+    case DCM_SUB_WAIT_SATH_CNF:
+      // dcm_env_ctrl_blk_p->dcm_call_back = NULL;  //pinghua DCM_OPEN_CLOSE patch 20080429
+      if(msg_p->msg_id == DCM_NEXT_CMD_READY_MSG OR
+         msg_p->msg_id == DCM_NEXT_CMD_STOP_MSG)
+      {
+        dcm_env_ctrl_blk_p->dcm_call_back = NULL;  //pinghua DCM_OPEN_CLOSE patch 20080429
+        return dcm_process_sat_h_ans(msg_p,current_row);
+      }
+      else
+      {
+        return dcm_process_unwaited_events_state_intermediate_conn(msg_p);
+      }
+      /*lint -e527 suppress Warning -- Unreachable */
+      /* break is removed ,as case is returning before break so it is not needed */
+      /*lint +e527 */
+    default:
+      return DCM_UNKNOWN_EVENT;
+  }
+
+}
+
+
+/******************************************************************************/
+LOCAL char* state_to_string(U8 state)
+{
+  switch(state)
+  {
+    case DCM_OFF:             return "DCM_OFF";
+    case DCM_IDLE:            return "DCM_IDLE";
+    case DCM_ACTIVATING_CONN: return "DCM_ACTIVATING_CONN";
+    case DCM_CONN_ACTIVATED:  return "DCM_CONN_ACTIVATED";
+    case DCM_CLOSING_CONN:    return "DCM_CLOSING_CONN";
+    default:                  return "Unkown DCM-state";
+  }
+}
+
+LOCAL char* substate_to_string(U8 sub_state)
+{
+  switch(sub_state)
+  {
+    case DCM_SUB_NO_ACTION:        return "DCM_SUB_NO_ACTION";
+    case DCM_SUB_WAIT_CGATT_CNF:   return "DCM_SUB_WAIT_CGATT_CNF";
+    case DCM_SUB_WAIT_CGACT_CNF:   return "DCM_SUB_WAIT_CGACT_CNF";
+    case DCM_SUB_WAIT_SATDN_CNF:   return "DCM_SUB_WAIT_SATDN_CNF";
+    case DCM_SUB_WAIT_SATH_CNF:    return "DCM_SUB_WAIT_SATH_CNF";
+    case DCM_SUB_WAIT_CGDEATT_CNF: return "DCM_SUB_WAIT_CGDEATT_CNF";
+    case DCM_SUB_WAIT_CGDEACT_CNF: return "DCM_SUB_WAIT_CGDEACT_CNF";
+    default:                       return "Unkown DCM-sub_state";
+  }
+}
+
+
+void dcm_dispay_state(U8 state, U8 substate)
+{
+  TRACE_EVENT_P2("DCM: State= %s : Substate= %s", state_to_string(state),
+                 substate_to_string(substate));
+}
+
+void dcm_dispay_sub_state(U8 substate_1, U8 substate_2)
+{
+  TRACE_EVENT_P2("DCM: Substate_1= %s : Substate_2= %s" ,
+                 substate_to_string(substate_1),substate_to_string(substate_2));
+}
+
+
+/**
+ * Function used to change of automaton state
+ *
+ * @param   state and associated substate
+ * @return  DCM_OK or DCM errors
+ */
+T_DCM_RET dcm_new_state(U8 state, U8 substate)
+{
+  TRACE_FUNCTION("DCM: dcm_new_state()");
+  dcm_dispay_state(state, substate);
+
+  dcm_env_ctrl_blk_p->state[0] = (T_DCM_INTERNAL_STATE)state;
+  dcm_env_ctrl_blk_p->substate[0] = (T_DCM_INTERNAL_SUBSTATE)substate;
+
+  return DCM_OK;
+}
+
+
+/**
+ * Function used to save of automaton state
+ *
+ * @param   none
+ * @return  DCM_OK or DCM errors
+ */
+T_DCM_RET dcm_save_state(void)
+{
+  TRACE_FUNCTION("DCM: dcm_save_state()");
+
+  dcm_env_ctrl_blk_p->state[1] = dcm_env_ctrl_blk_p->state[0];
+  dcm_env_ctrl_blk_p->substate[1] = dcm_env_ctrl_blk_p->substate[0];
+
+  return DCM_OK;
+}
+
+
+/**
+ * Function used to restore the automaton state (before saving)
+ *
+ * @param   none
+ * @return  DCM_OK or DCM errors
+ */
+T_DCM_RET dcm_restore_state(void)
+{
+  TRACE_FUNCTION("DCM: dcm_restore_state()");
+  dcm_env_ctrl_blk_p->state[0] = dcm_env_ctrl_blk_p->state[1];
+  dcm_env_ctrl_blk_p->substate[0] = dcm_env_ctrl_blk_p->substate[1];
+
+  return DCM_OK;
+}
+