+
−/* 
+
−+----------------------------------------------------------------------------- 
+
−|  Project :  GPRS (8441)
+
−|  Modul   :  sndcp_mgs.c
+
−+----------------------------------------------------------------------------- 
+
−|  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 is part of the entity SNDCP and implements all 
+
−|             functions to handles the incoming process internal signals as  
+
−|             described in the SDL-documentation (MG-statemachine)
+
−+----------------------------------------------------------------------------- 
+
−*/ 
+
−
+
−/*---- HISTORY --------------------------------------------------------------*/
+
−
+
−#define ENTITY_SNDCP
+
−
+
−/*==== INCLUDES =============================================================*/
+
−
+
−#include "typedefs.h"    /* to get Condat data types */
+
−#include "vsi.h"        /* to get a lot of macros */
+
−#include "macdef.h"
+
−#include "gsm.h"        /* to get a lot of macros */
+
−#include "prim.h"       /* to get the definitions of used SAP and directions */
+
−
+
−#include "dti.h"
+
−
+
−#include "sndcp.h"        /* to get the global entity definitions */
+
−#include "sndcp_f.h"       /* to get the functions to access the global arrays*/
+
−
+
−#include "sndcp_nus.h"      /* to get the internal signals to service nu */
+
−#include "sndcp_nds.h"      /* to get the internal signals to service nd */
+
−#include "sndcp_sdas.h"      /* to get the internal signals to service sda */
+
−#include "sndcp_sus.h"      /* to get the internal signals to service su */
+
−#include "sndcp_suas.h"      /* to get the internal signals to service sua */
+
−#include "sndcp_mgf.h"      /* to get the functions for mg service */
+
−
+
−
+
−/*==== CONST ================================================================*/
+
−
+
−/*==== LOCAL VARS ===========================================================*/
+
−
+
−/*==== PRIVATE FUNCTIONS ====================================================*/
+
−
+
−/*==== PUBLIC FUNCTIONS =====================================================*/
+
−
+
−
+
−/*
+
−+------------------------------------------------------------------------------
+
−| Function    : sig_sda_mg_re_est
+
−+------------------------------------------------------------------------------
+
−| Description : Handles the internal signal SIG_SDA_MG_RE_EST
+
−|
+
−| Parameters  : UBYTE sapi: the affected SAPI
+
−|
+
−+------------------------------------------------------------------------------
+
−*/
+
−GLOBAL void sig_sda_mg_re_est (UBYTE sapi, UBYTE nsapi) 
+
−{ 
+
−  UBYTE sapi_index = 0;
+
−
+
−  TRACE_ISIG( "sig_sda_mg_re_est" );
+
−
+
−  switch( GET_STATE( MG ) )
+
−  {
+
−    case MG_DEFAULT:
+
−      {
+
−        PALLOC_SDU(ll_establish_req, 
+
−                   LL_ESTABLISH_REQ, 
+
−                   SNDCP_XID_BLOCK_BIT_LEN);
+
−
+
−        ll_establish_req->sapi = sapi;
+
−        /*
+
−         * Set the establishment states of sapi, nsapi.
+
−         */
+
−        sndcp_set_sapi_state(sapi, MG_EST);
+
−        /*
+
−         * Data transfer on SAPI is completely suspended
+
−         */
+
−        sig_mg_su_suspend(sapi);
+
−        sig_mg_sua_suspend(sapi);
+
−        mg_suspend_affected_nus(sapi);
+
−        /*
+
−         * Fill the XID block. Implementation dependent.
+
−         */
+
−        sndcp_get_sapi_index(sapi, &sapi_index);
+
−        mg_set_xid_params(ll_establish_req->sapi, 
+
−                          &ll_establish_req->sdu,
+
−                          sndcp_data->mg.req_xid_block[sapi_index]);
+
−        /*
+
−         * Send prim to LLC.
+
−         */
+
−        sig_mg_sda_start_est(sapi);
+
−
+
−        PSEND(hCommLLC, ll_establish_req);
+
−
+
−      }
+
−
+
−      break;
+
−    default:
+
−      TRACE_ERROR( "SIG_SDA_MG_RE_EST unexpected" );
+
−      break;
+
−  }
+
−} /* sig_sda_mg_re_est() */
+
−
+
−
+
−/*
+
−+------------------------------------------------------------------------------
+
−| Function    : sig_nd_mg_rec_no
+
−+------------------------------------------------------------------------------
+
−| Description : Handles the internal signal SIG_ND_MG_REC_NO
+
−|
+
−| Parameters  : nsapi, receive npdu number
+
−|
+
−+------------------------------------------------------------------------------
+
−*/
+
−GLOBAL void sig_nd_mg_rec_no (UBYTE nsapi, UBYTE npdu_number) 
+
−{ 
+
−
+
−  TRACE_ISIG( "sig_nd_mg_rec_no" );
+
−
+
−  switch( GET_STATE( MG ) )
+
−  {
+
−    case MG_DEFAULT:
+
−      TRACE_EVENT_P1( " SEQ_RES rec_no: %d", npdu_number);
+
−      sig_mg_nd_resume(nsapi);
+
−      sig_mg_nu_resume(nsapi);
+
−      {
+
−#ifndef SNDCP_UPM_INCLUDED
+
−        PALLOC(snsm_sequence_res, SNSM_SEQUENCE_RES);
+
−        snsm_sequence_res->nsapi = nsapi;
+
−        snsm_sequence_res->rec_no = npdu_number;
+
−        PSEND(hCommSM, snsm_sequence_res); 
+
−#endif /* #ifdef SNDCP_UPM_INCLUDED */
+
−       
+
−      }
+
−      break;
+
−    default:
+
−      TRACE_ERROR( "SIG_ND_MG_REC_NO unexpected" );
+
−      break;
+
−  }
+
−} /* sig_nd_mg_rec_no() */
+
−
+
−
+
−