--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/g23m-aci/aci/cmh_gmms.c	Fri Oct 16 06:25:50 2020 +0000
@@ -0,0 +1,532 @@
+/*
++-----------------------------------------------------------------------------
+|  Project :
+|  Modul   :
++-----------------------------------------------------------------------------
+|  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 module implements the set fuinctions related to the
+|             protocol stack adapter for GPRS mobility management ( GMM ).
++-----------------------------------------------------------------------------
+*/
+
+#if defined (GPRS) && defined (DTI)
+
+#ifndef CMH_GMMS_C
+#define CMH_GMMS_C
+#endif
+
+#include "aci_all.h"
+
+/*==== INCLUDES ===================================================*/
+#include "dti.h"      /* functionality of the dti library */
+#include "aci_cmh.h"
+
+#include "dti_conn_mng.h"
+
+#include "gaci.h"
+#include "gaci_cmh.h"
+#include "psa.h"
+#include "psa_gmm.h"
+#include "psa_sm.h"
+#ifdef FAX_AND_DATA
+/* #include "aci_fd.h" */
+#endif
+#include "phb.h"
+#include "cmh.h"
+#include "cmh_gmm.h"
+#include "cmh_sm.h"
+#include "psa_sim.h"
+#include "cmh_sim.h"
+
+/*==== CONSTANTS ==================================================*/
+
+/*==== EXPORT =====================================================*/
+
+/*==== VARIABLES ==================================================*/
+
+/*==== FUNCTIONS ==================================================*/
+GLOBAL T_ACI_RETURN sAT_PlusCGATT   ( T_ACI_CMD_SRC srcId, T_CGATT_STATE state );
+GLOBAL T_ACI_RETURN sAT_PlusCGCLASS ( T_ACI_CMD_SRC srcId, T_CGCLASS_CLASS m_class );
+
+GLOBAL T_ACI_RETURN sAT_PercentCGAATT ( T_ACI_CMD_SRC srcId, T_CGAATT_ATTACH_MODE att_m, T_CGAATT_DETACH_MODE det_m);
+GLOBAL T_ACI_RETURN sAT_PercentCGCLASS ( T_ACI_CMD_SRC srcId, T_PERCENT_CGCLASS m_class );
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GPRS (8441)           MODULE  : CMH_GMMQ                 |
+| STATE   : finished              ROUTINE : sAT_PlusCGATT            |
++--------------------------------------------------------------------+
+
+PURPOSE : This is the functional counterpart to the +CGATT= GPRS AT
+          command which sets current GACI service state.
+
+         Fails if illegal new state requested. Returns complete if
+         already in existing state, otherwise signals GACI SEM to
+         attach or detach GACI as appropriate.
+
+         (Un)succesful completion of attach/detach is signalled by
+         means of a GACI callback.
+*/
+
+GLOBAL T_ACI_RETURN sAT_PlusCGATT ( T_ACI_CMD_SRC srcId, T_CGATT_STATE state )
+{
+  T_ACI_RETURN    retCd;         /* holds return code */
+
+  TRACE_FUNCTION ("sAT_PlusCGATT()");
+
+/*
+ *-------------------------------------------------------------------
+ * check command source
+ *-------------------------------------------------------------------
+ */
+  if(!cmh_IsVldCmdSrc (srcId))
+  {
+    ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+    return( AT_FAIL );
+  }
+
+/*
+ *-------------------------------------------------------------------
+ * check entity status
+ *-------------------------------------------------------------------
+ */
+  if( gmmEntStat.curCmd NEQ AT_CMD_NONE )
+
+    return( AT_BUSY );
+
+/*
+ *-------------------------------------------------------------------
+ * check cfun status - avoid activating radio in case of flight mode (+CFUN=4)
+ *-------------------------------------------------------------------
+ */
+  if (CFUNfun EQ CFUN_FUN_Disable_TX_RX_RF)
+  {
+    ACI_ERR_DESC( ACI_ERR_CLASS_Cme, CME_ERR_OpNotAllow);
+    return( AT_FAIL );
+  }
+
+
+/*
+ *-------------------------------------------------------------------
+ * check first command argument
+ *-------------------------------------------------------------------
+ */
+  if ( state < CGATT_STATE_OMITTED OR state >= CGATT_STATE_INVALID )
+  {
+    ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+    return( AT_FAIL );
+  }
+  if (pb_get_fdn_mode () EQ FDN_ENABLE AND state EQ CGATT_STATE_ATTACHED)
+  {
+    if (pb_check_fdn (0, (const UBYTE *)"*99#") NEQ PHB_OK)
+    {
+      TRACE_EVENT("sAT_PlusCGATT: Entry not found in FDN, GPRS not allowed.");
+      ACI_ERR_DESC( ACI_ERR_CLASS_Cme, CME_ERR_OpNotAllow);
+      return (AT_FAIL);
+    }
+    TRACE_EVENT("sAT_PlusCGATT: Entry found in FDN, GPRS allowed.");
+  }
+
+/*
+ *-------------------------------------------------------------------
+ * process parameter
+ *-------------------------------------------------------------------
+ */
+switch ( state )
+  {
+    case CGATT_STATE_OMITTED:
+      switch ( cmhGMM_Get_state() )
+      {
+        case AS_ATTACHED:
+        case AS_SUSPENTED:
+          state = CGATT_STATE_DETACHED;
+          break;
+        case AS_DETACHED:
+          state = CGATT_STATE_ATTACHED;
+          break;
+        case AS_ATTACHING:
+        case AS_DETACHING:
+          return AT_BUSY;
+        case AS_INVALID_STATE:
+        case AS_MOBILE_OFF:
+        default:
+          return AT_FAIL;
+      }
+
+      retCd = sAT_PlusCGATT(srcId, state);
+      break;
+    case CGATT_STATE_ATTACHED:
+      /*
+       *  A class CC mobile can not attach GPRS
+       */
+      if ( gmmShrdPrm.mobile_class EQ GMMREG_CLASS_CC )
+      {
+        return AT_FAIL;
+      }
+
+      switch(gmmShrdPrm.current_attach_type)
+      {
+        case GMMREG_AT_GPRS:
+        case GMMREG_AT_COMB:
+          TRACE_EVENT("Already attached, attach not necessary.");
+          retCd = AT_CMPL;
+          break;
+        case GMMREG_AT_IMSI:
+          TRACE_EVENT("GSM already attached, initiating combined attach.");
+          gmmEntStat.curCmd = AT_CMD_CGATT;
+          gmmEntStat.entOwn = srcId;
+          gmmShrdPrm.last_attach_type = gmmShrdPrm.current_attach_type;
+          gmmShrdPrm.requested_attach_type = GMMREG_AT_COMB;
+          gmmShrdPrm.requested_mobile_class = gmmShrdPrm.mobile_class;
+
+          psaGMM_Attach( gmmShrdPrm.requested_mobile_class,
+                         gmmShrdPrm.requested_attach_type,
+                         gmmShrdPrm.service_mode);
+
+          retCd = AT_EXCT;
+          break;
+        case ATTACH_TYPE_DETACHED:
+          TRACE_EVENT("Mobile is detached, initiating GPRS attach.");
+          gmmEntStat.curCmd = AT_CMD_CGATT;
+          gmmEntStat.entOwn = srcId;
+          gmmShrdPrm.last_attach_type = gmmShrdPrm.current_attach_type;
+          gmmShrdPrm.requested_attach_type = GMMREG_AT_GPRS;
+          gmmShrdPrm.requested_mobile_class = gmmShrdPrm.mobile_class;
+
+          psaGMM_Attach( gmmShrdPrm.requested_mobile_class,
+                         gmmShrdPrm.requested_attach_type,
+                         gmmShrdPrm.service_mode);
+
+          retCd = AT_EXCT;
+          break;
+        default:
+          retCd = AT_FAIL;
+          break;
+      }
+      break;
+    case CGATT_STATE_DETACHED:
+      switch ( cmhGMM_Get_state() )
+      {
+        case AS_DETACHED:
+          retCd = AT_CMPL;
+          break;
+        case AS_ATTACHING:
+        case AS_DETACHING:
+          retCd = AT_BUSY;
+          break;
+        default:
+          gmmEntStat.curCmd = AT_CMD_CGATT;
+          gmmEntStat.entOwn = srcId;
+
+          psaGMM_Detach( GMMREG_DT_GPRS );
+
+          retCd = AT_EXCT;
+          break;
+      }
+      break;
+    case CGATT_STATE_INVALID:
+    default:
+      retCd = AT_FAIL;
+      break;
+  }
+
+  return retCd;
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GPRS (8441)           MODULE  : CMH_GMMQ                 |
+| STATE   : finished              ROUTINE : sAT_PlusCGCLASS          |
++--------------------------------------------------------------------+
+
+PURPOSE : This is the functional counterpart to the +CGCLASS= GPRS AT
+          command which sets the specified GPRS mobile class.
+*/
+
+GLOBAL T_ACI_RETURN sAT_PlusCGCLASS ( T_ACI_CMD_SRC srcId, T_CGCLASS_CLASS m_class )
+{
+  USHORT          mobile_class;
+
+  TRACE_FUNCTION ("sAT_PlusCGCLASS()");
+
+  /*
+ *-------------------------------------------------------------------
+ * check command source
+ *-------------------------------------------------------------------
+ */
+  if(!cmh_IsVldCmdSrc (srcId))
+  {
+    ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+    return( AT_FAIL );
+  }
+
+/*
+ *-------------------------------------------------------------------
+ * check entity status
+ *-------------------------------------------------------------------
+ */
+  if( gmmEntStat.curCmd NEQ AT_CMD_NONE )
+
+    return( AT_BUSY );
+
+  if (pb_get_fdn_mode () EQ FDN_ENABLE AND m_class NEQ CGCLASS_CLASS_CC)
+  {
+    if (pb_check_fdn (0, (const UBYTE *)"*99#") NEQ PHB_OK)
+    {
+      TRACE_EVENT("sAT_PlusCGCLASS: Entry not found in FDN, GPRS not allowed.");
+      ACI_ERR_DESC( ACI_ERR_CLASS_Cme, CME_ERR_OpNotAllow);
+      return (AT_FAIL);
+    }
+    TRACE_EVENT("sAT_PlusCGCLASS: Entry found in FDN, GPRS allowed.");
+  }
+
+
+/*
+ *-------------------------------------------------------------------
+ * process parameter
+ *-------------------------------------------------------------------
+ */
+  switch ( m_class )
+  {
+    case CGCLASS_CLASS_A:             /* mobile class A  (highest) */
+      mobile_class = GMMREG_CLASS_A;
+      break;
+    case CGCLASS_CLASS_B:             /* mobile class B  (if necessary consider NET III) */
+      mobile_class = GMMREG_CLASS_BG;
+      break;
+    case CGCLASS_CLASS_CG:            /* mobile class CG (GPRS only mode) */
+      mobile_class = GMMREG_CLASS_CG;
+      break;
+    case CGCLASS_CLASS_CC:            /* mobile class CC (circuit switched only mode - lowest) */
+      mobile_class = GMMREG_CLASS_CC;
+      break;
+    case CGCLASS_CLASS_OMITTED:
+      mobile_class = gmmShrdPrm.mobile_class;
+      break;
+    case CGCLASS_CLASS_MAX:
+    default: /*bad user command */
+      ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+      return AT_FAIL;
+  }
+
+  gmmEntStat.entOwn = srcId;
+  gmmEntStat.curCmd = AT_CMD_CGCLASS;
+
+  return cmhGMM_attach((UBYTE) mobile_class );
+}
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GPRS (8441)           MODULE  : CMH_GMMQ                 |
+| STATE   : finished              ROUTINE : sAT_PercentCGAATT        |
++--------------------------------------------------------------------+
+
+PURPOSE : This command set the mode of automatic attach / detach.
+*/
+
+GLOBAL T_ACI_RETURN sAT_PercentCGAATT ( T_ACI_CMD_SRC srcId, T_CGAATT_ATTACH_MODE att_m, T_CGAATT_DETACH_MODE det_m )
+{
+
+  TRACE_FUNCTION ("sAT_PercentCGAATT()");
+
+/*
+ *-------------------------------------------------------------------
+ * check entity status
+ *-------------------------------------------------------------------
+ */
+  if( gmmEntStat.curCmd NEQ AT_CMD_NONE )
+
+    return( AT_BUSY );
+
+/*
+ *-------------------------------------------------------------------
+ * check first command argument
+ *-------------------------------------------------------------------
+ */
+  if ( att_m < CGAATT_ATTACH_MODE_OMITTED OR att_m >= CGAATT_ATTACH_MODE_INVALID )
+  {
+    ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+    return( AT_FAIL );
+  }
+
+  if ( det_m < CGAATT_DETACH_MODE_OMITTED OR det_m >= CGAATT_DETACH_MODE_INVALID )
+  {
+    ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+    return( AT_FAIL );
+  }
+
+  if ( att_m EQ CGAATT_ATTACH_MODE_OMITTED )
+    att_m = automatic_attach_mode;
+
+  if ( det_m EQ CGAATT_DETACH_MODE_OMITTED )
+    det_m = automatic_detach_mode;
+
+/*
+ *-------------------------------------------------------------------
+ * set parameter
+ *-------------------------------------------------------------------
+ */
+
+  automatic_attach_mode = att_m;
+  automatic_detach_mode = det_m;
+
+  return AT_CMPL;
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GPRS (8441)           MODULE  : CMH_GMMQ                 |
+| STATE   : finished              ROUTINE : sAT_PercentCGMM          |
++--------------------------------------------------------------------+
+
+PURPOSE : This command configurates GMM.
+          CIPHER_ON = 1 / OFF = 0
+          TLLI_TWICE = 1 / STANDARD = 0
+*/
+
+GLOBAL T_ACI_RETURN sAT_PercentCGMM ( T_ACI_CMD_SRC srcId, UBYTE cipher_on,
+                                                           UBYTE tlli_handling )
+{
+  TRACE_FUNCTION ("sAT_PercentCGMM()");
+
+/*
+ *-------------------------------------------------------------------
+ * check entity status
+ *-------------------------------------------------------------------
+ */
+  if( gmmEntStat.curCmd NEQ AT_CMD_NONE )
+
+    return( AT_BUSY );
+
+/*
+ *-------------------------------------------------------------------
+ * check command arguments
+ *-------------------------------------------------------------------
+ */
+  if ( cipher_on NEQ 1 /*GMMREG_CIPHER_ON*/
+    AND cipher_on NEQ 0 /*GMMREG_CIPHER_OFF*/ )
+  {
+    ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+    return( AT_FAIL );
+  }
+
+  if ( tlli_handling NEQ GMMREG_TLLI_STANDARD
+    AND tlli_handling NEQ GMMREG_TLLI_TWICE )
+  {
+    ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+    return( AT_FAIL );
+  }
+
+  /* default value for tlli_handling */
+  if ( tlli_handling EQ NOT_PRESENT_8BIT )
+    tlli_handling = GMMREG_TLLI_STANDARD;
+
+  psaGMM_Config_req( cipher_on, tlli_handling );
+  return AT_CMPL;
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GPRS (8441)           MODULE  : CMH_GMMQ                 |
+| STATE   : finished              ROUTINE : sAT_PlusCGCLASS          |
++--------------------------------------------------------------------+
+
+PURPOSE : This is the functional counterpart to the %CGCLASS= GPRS AT
+          command which sets the specified GPRS mobile class.
+*/
+
+GLOBAL T_ACI_RETURN sAT_PercentCGCLASS ( T_ACI_CMD_SRC srcId, T_PERCENT_CGCLASS m_class )
+{
+  USHORT          mobile_class;
+
+  TRACE_FUNCTION ("sAT_PercentCGCLASS()");
+
+  /*
+ *-------------------------------------------------------------------
+ * check command source
+ *-------------------------------------------------------------------
+ */
+  if(!cmh_IsVldCmdSrc (srcId))
+  {
+    ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+    return( AT_FAIL );
+  }
+
+/*
+ *-------------------------------------------------------------------
+ * check entity status
+ *-------------------------------------------------------------------
+ */
+  if( gmmEntStat.curCmd NEQ AT_CMD_NONE )
+
+    return( AT_BUSY );
+
+  if (pb_get_fdn_mode () EQ FDN_ENABLE AND m_class NEQ PERCENT_CGCLASS_CC)
+  {
+    if (pb_check_fdn (0, (const UBYTE *)"*99#") NEQ PHB_OK)
+    {
+      TRACE_EVENT("sAT_PercentCGCLASS: Entry not found in FDN, GPRS not allowed.");
+      ACI_ERR_DESC( ACI_ERR_CLASS_Cme, CME_ERR_OpNotAllow);
+      return (AT_FAIL);
+    }
+    TRACE_EVENT("sAT_PercentCGCLASS: Entry found in FDN, GPRS allowed.");
+  }
+
+/*
+ *-------------------------------------------------------------------
+ * process parameter
+ *-------------------------------------------------------------------
+ */
+  switch ( m_class )
+  {
+    case PERCENT_CGCLASS_A:             /* mobile class A  (highest) */
+      mobile_class = GMMREG_CLASS_A;
+      break;
+    case PERCENT_CGCLASS_B:             /* mobile class B */
+      mobile_class = GMMREG_CLASS_B;
+      break;
+    case PERCENT_CGCLASS_BG:            /* mobile class BG */
+      mobile_class = GMMREG_CLASS_BG;
+      break;
+    case PERCENT_CGCLASS_BC:            /* mobile class BC */
+      mobile_class = GMMREG_CLASS_BC;
+      break;
+    case PERCENT_CGCLASS_BX:            /* mobile class BX */
+      mobile_class = cmhSM_isContextActive() ? GMMREG_CLASS_BG : GMMREG_CLASS_BC;
+      break;
+    case PERCENT_CGCLASS_CG:            /* mobile class CG (GPRS only mode) */
+      mobile_class = GMMREG_CLASS_CG;
+      break;
+    case PERCENT_CGCLASS_CC:            /* mobile class CC (circuit switched only mode - lowest) */
+      mobile_class = GMMREG_CLASS_CC;
+      break;
+    case PERCENT_CGCLASS_OMITTED:
+      mobile_class = gmmShrdPrm.mobile_class;
+      break;
+    case PERCENT_CGCLASS_MAX:
+    default: /*bad user command */
+      ACI_ERR_DESC( ACI_ERR_CLASS_Ext, EXT_ERR_Parameter );
+      return AT_FAIL;
+  }
+
+  gmmEntStat.entOwn = srcId;
+  gmmEntStat.curCmd = AT_CMD_CGCLASS;
+
+  gaciMobileClass.requested = m_class;  
+  
+  return cmhGMM_attach((UBYTE) mobile_class );
+}
+
+#endif  /* GPRS */
+/*==== EOF ========================================================*/