--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/g23m-gsm/sms/sms_csf.c	Fri Oct 16 06:25:50 2020 +0000
@@ -0,0 +1,219 @@
+/* 
++----------------------------------------------------------------------------- 
+|  Project :  GSM-F&D (8411)
+|  Modul   :  SMS_CSF
++----------------------------------------------------------------------------- 
+|  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. 
++----------------------------------------------------------------------------- 
+|  Purpose :  This Modul defines the custom specific functions
+|             for the component SMS of the mobile station
+|             
+|             Use this module to integrate the entity
+|             in your target system !
++----------------------------------------------------------------------------- 
+*/ 
+
+#ifndef SMS_CSF_C
+#define SMS_CSF_C
+
+#define ENTITY_SMS
+
+/*==== INCLUDES ===================================================*/
+
+#include <string.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include "typedefs.h"
+#include "pcm.h"
+#include "vsi.h"
+#include "custom.h"
+#include "gsm.h"
+#include "message.h"
+#include "ccdapi.h"
+#include "prim.h"
+#include "cus_sms.h"
+#include "cnf_sms.h"
+#include "mon_sms.h"
+#include "pei.h"
+#include "tok.h"
+#include "sms.h"
+
+/*==== EXPORT =====================================================*/
+
+/*==== PRIVAT =====================================================*/
+
+/*==== VARIABLES ==================================================*/
+
+/*==== FUNCTIONS ==================================================*/
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-PS (8410)       MODULE  : SMS_CSF                    |
+| STATE   : code                ROUTINE : csf_get_sms_instance       |
++--------------------------------------------------------------------+
+
+  PURPOSE : Checks the transaction identitfier and sets the instance.
+
+*/
+
+GLOBAL T_SMS_DATA* csf_get_sms_instance (UBYTE ti)
+{
+  GET_INSTANCE_DATA;
+  
+  TRACE_FUNCTION ("csf_get_sms_instance()");
+
+  if (ti < 8)
+  {
+    /*
+     * mobile originated transaction 
+     */
+    sms_data->inst = INST_MO;
+
+    return sms_data;
+  }
+
+  if (ti >= 8)
+  {
+    /*
+     * mobile terminated transaction 
+     */
+    if (sms_data->data[INST_MT].ti EQ ti)
+    {
+      sms_data->inst = INST_MT;
+
+      return sms_data;
+    }
+    else
+      return NULL;
+  }
+
+  return NULL;
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-PS (8410)       MODULE  : SMS_CSF                    |
+| STATE   : code                ROUTINE : csf_get_new_sms_instance   |
++--------------------------------------------------------------------+
+
+  PURPOSE : Checks the transaction identitfier and sets the instance.
+
+*/
+GLOBAL UBYTE csf_get_new_mo_ti()
+{
+  T_SMS_DATA *sms_data = GET_INSTANCE(0);
+  UBYTE ti = sms_data->data[INST_MO].ti+1;
+ /*
+  * mobile originated transaction, valid ti has to be in set [0..6]
+  */
+  if (ti >= 7)
+  {
+     ti=0;
+  }
+  return ti;
+}
+
+GLOBAL T_SMS_DATA * csf_get_new_sms_instance (UBYTE ti)
+{
+  T_SMS_DATA *sms_data = GET_INSTANCE(0);
+  
+  TRACE_FUNCTION ("csf_get_new_sms_instance()");
+
+  if (ti < 8)
+  {
+    /*
+     * mobile originated transaction, valid ti has to be in set [0..6]
+     */
+    sms_data->inst = INST_MO;
+   // sms_data->data[INST_MO].ti++;
+   // if (sms_data->data[INST_MO].ti >= 7)
+   //    sms_data->data[INST_MO].ti = 0;
+
+    return sms_data;
+  }
+
+  if (ti >= 8)
+  {
+    /*
+     * mobile terminated transaction
+     */
+    if (sms_data->data[INST_MT].ti EQ 0)
+    {
+      /* 
+       * The mobile terminated part of SMS is IDLE
+       */
+      sms_data->inst       = INST_MT;
+      sms_data->data[INST_MT].ti = ti;
+
+      return sms_data;
+    }
+  }
+
+  return NULL;
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-PS (8410)       MODULE  : SMS_CSF                    |
+| STATE   : code                ROUTINE : csf_free_sms_instance      |
++--------------------------------------------------------------------+
+
+  PURPOSE : Checks the transaction identifier and frees the instance.
+
+*/
+
+GLOBAL void csf_free_sms_instance (UBYTE ti)
+{
+  T_SMS_DATA *sms_data = GET_INSTANCE(0);
+
+  TRACE_FUNCTION_P1 ("csf_free_sms_instance(TI=%u)", ti);
+
+//#if defined (GPRS)
+//  SMS_INST.downlink = SMS_DOWNLINK_NONE;
+//#endif 
+
+  if (ti >= 8)
+  {
+    /*
+     * mobile terminated transaction 
+     */
+    if (sms_data->data[INST_MT].ti EQ ti)
+      sms_data->data[INST_MT].ti = 0;
+
+    if (SMS_RP_RCVD(sms_data) NEQ NULL)
+    {
+      MFREE (SMS_RP_RCVD(sms_data));
+      SMS_RP_RCVD(sms_data) = NULL;
+    }
+  }
+  /* Commented out as this is used for 
+     retransmission of the failed message 
+  if (SMS_DATA_REQ(sms_data) NEQ NULL)
+  {
+    PFREE (SMS_DATA_REQ(sms_data));
+    SMS_DATA_REQ(sms_data) = NULL;
+  }
+  */
+  if (SMS_SDU(sms_data) NEQ NULL)
+  {
+    MFREE (SMS_SDU(sms_data));
+    SMS_SDU(sms_data) = NULL;
+  }
+  if (SMS_SIM_READ(sms_data) NEQ NULL)
+  {
+    PFREE (SMS_SIM_READ(sms_data));
+    SMS_SIM_READ(sms_data) = NULL;
+  }
+}
+
+
+#endif /* #ifndef SMS_CSF_C */