--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/g23m-fad/t30/t30_bcss.c	Sun Jul 15 04:40:46 2018 +0000
@@ -0,0 +1,179 @@
+/* 
++----------------------------------------------------------------------------- 
+|  Project :  GSM-F&D (8411)
+|  Modul   :  t30_bcss
++----------------------------------------------------------------------------- 
+|  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 functions for processing
+|             of incomming signals for the component T30
+|             of the mobile station
++----------------------------------------------------------------------------- 
+*/ 
+
+#ifndef T30_BCSS_C
+#define T30_BCSS_C
+#endif
+
+#define ENTITY_T30
+
+/*==== INCLUDES ===================================================*/
+
+#include <string.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include "typedefs.h"
+#include "pcm.h"
+#include "vsi.h"
+#include "macdef.h"
+#include "pconst.cdg"
+#include "mconst.cdg"
+#include "message.h"
+#include "ccdapi.h"
+#include "custom.h"
+#include "gsm.h"
+#include "prim.h"
+#include "cnf_t30.h"
+#include "mon_t30.h"
+#include "pei.h"
+#include "tok.h"
+#include "dti.h"      /* functionality of the dti library */
+#include "t30.h"
+
+/*==== CONST =======================================================*/
+
+/*==== TYPES =======================================================*/
+
+/*==== VAR EXPORT ==================================================*/
+
+/*==== VAR LOCAL ===================================================*/
+
+/*==== FUNCTIONS ===================================================*/
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-F&D (8411)             MODULE  : T30_BCSF            |
+| STATE   : code                       ROUTINE : bcs_encode          |
++--------------------------------------------------------------------+
+
+  PURPOSE : This function encodes an HDLC frame.
+*/
+
+LOCAL UBYTE bcs_encode(void)
+{
+  SHORT ret;
+  T_sdu *BCI_stream = (T_sdu*)t30_data->BCI_stream;
+
+  BCI_stream->o_buf = 16;
+  BCI_stream->l_buf = BIT_STREAM_LEN_BYT * 8;
+
+  ret = ccd_codeMsg(CCDENT_T30, UPLINK, (T_MSGBUF*)BCI_stream, _decodedMsg, HDLC_ADDR);
+
+  if (ret EQ ccdError)
+  {
+    TRACE_EVENT ("ERROR: ccd_encode") ;
+  }
+
+#ifdef _SIMULATION_ /* show contents of buffer */
+  if (t30_data->test_mode & TST_BUF)
+  {
+    if (ret EQ ccdOK)
+    {
+      ker_debug("ccd_encode", &BCI_stream->buf[3], (USHORT)(BCI_stream->l_buf >> 3));
+    }
+  }
+#endif
+
+  return ((ret EQ ccdError) ? CCD_ERR : CCD_OK);
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-F&D (8411)             MODULE  : T30_BCSS            |
+| STATE   : code                       ROUTINE : sig_ker_bcs_bdat_req|
++--------------------------------------------------------------------+
+
+  PURPOSE : Process signal BDAT_REQ received from process KER.
+            The received bcs_data is encoded and collected.
+*/
+
+GLOBAL void sig_ker_bcs_bdat_req (UBYTE final)
+{
+  T_FAD_DATA_REQ *fad_data_req_fin;
+
+  TRACE_FUNCTION ("sig_ker_bcs_bdat_req()");
+
+  if (t30_data->fad_data_req EQ NULL)
+  {
+    PALLOC_SDU (fad_data_req, FAD_DATA_REQ, BCS_FRM_SIZE_BITS);
+    memset (fad_data_req, 0, sizeof (T_FAD_DATA_REQ));
+    t30_data->fad_data_req = fad_data_req;
+    t30_data->stuff_bits = 8;
+  }
+  else
+    bcs_bcs_encode(CTL_C0, FINAL_NO);
+
+  switch (bcs_encode())
+  {
+  case CCD_OK:
+    if (!final)
+      return;
+
+    bcs_bcs_encode (CTL_C8, FINAL_YES);
+    fad_data_req_fin = t30_data->fad_data_req;
+    t30_data->fad_data_req = NULL;
+    fad_data_req_fin->final = TRUE;
+    fad_data_req_fin->trans_rate = R_BCS;
+    sig_bcs_mux_bcs_req(fad_data_req_fin);
+    break;
+
+  case CCD_ERR:
+    PFREE (t30_data->fad_data_req);
+    t30_data->fad_data_req = NULL;
+    snd_error_ind(ERR_CCD_ENC);
+    break;
+  }
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : GSM-F&D (8411)             MODULE  : T30_BCSS            |
+| STATE   : code                       ROUTINE : sig_mux_bcs_bcs_ind |
++--------------------------------------------------------------------+
+
+  PURPOSE : Process signal BCS_IND received from process MUX.
+            The received bcs_data is collected, destuffed and
+            decoded. The decoded data is sent to the kernel.
+*/
+
+GLOBAL void sig_mux_bcs_bcs_ind (T_FAD_DATA_IND *fad_data_ind)
+{
+  TRACE_FUNCTION ("sig_mux_bcs_bcs_ind()");
+
+  switch (bcs_fill_bcs_frm(fad_data_ind))
+  {
+  case BCS_FRM_FILLING:
+    return;
+
+  case BCS_FRM_FILLED:
+    bcs_bcs_decode();
+    break;
+
+  case BCS_FRM_FULL:
+    sig_bcs_ker_err_ind(ERR_BUF_FULL);
+    break;
+  }
+
+  memset (t30_data->bcs_frm, 0, BCS_FRM_SIZE);
+}
+
+