reader.cpp

3G UTRAN Iub NodeB 接口 NBAP协议解析库

// This test driver program reads an encoded record from a file 
// and decodes it and displays the results..

#include <stdio.h>
#include <stdlib.h>
#include "NBAP-Constants.h"
#include "NBAP-Containers.h"
#include "NBAP-IEs.h"
#include "NBAP-PDU-ContentsTable.h"
#include "NBAP-PDU-DescriptionsTable.h"
#include "rtxsrc/rtxMemLeakCheck.h"
#include "rtxsrc/rtxDiag.h"

#define MAXMSGLEN 1024

int main (int argc, char** argv)
{
   OSOCTET	msgbuf[MAXMSGLEN];
   OSBOOL       verbose = FALSE, aligned = TRUE, trace = TRUE;
   FILE*        fp;
   const char*  filename = "message.dat";
   int		i, len, stat;

   // Process command line arguments 

   if (argc > 1) {
      for (i = 1; i < argc; i++) {
         if (!strcmp (argv[i], "-a")) aligned = TRUE;
         else if (!strcmp (argv[i], "-u")) aligned = FALSE;
         else if (!strcmp (argv[i], "-v")) verbose = TRUE;
         else if (!strcmp (argv[i], "-i")) filename = argv[++i];
         else if (!strcmp (argv[i], "-notrace")) trace = FALSE;
         else {
            printf ("usage: reader -a | -u [ -v ] [ -i <filename>\n");
            printf ("   -a  use PER aligned encoding\n");
            printf ("   -u  use PER unaligned encoding\n");
            printf ("   -v  verbose mode: print trace info\n");
            printf ("   -i <filename>  read encoded msg from <filename>\n");
            printf ("   -notrace  do not display trace info\n");
            return 0;
         }
      }
   }

   // Read input file into a memory buffer 

   if (fp = fopen (filename, "rb")) {
      len = fread (msgbuf, 1, sizeof(msgbuf), fp);
   }
   else {
      printf ("Error opening %s for read access\n", filename);
      return -1;
   }

   // Decode the complete message.  Decoded information objects will 
   // be located in the 'ASN1TObject.decoded' structures within the 
   // main message structure..
   {
      ASN1PERDecodeBuffer decodeBuffer (msgbuf, len, aligned);
      ASN1T_NBAP_PDU pduData;
      ASN1C_NBAP_PDU pdu (decodeBuffer, pduData);

      decodeBuffer.SetTrace (trace);

      stat = pdu.Decode ();

      if (trace) {
         printf ("Dump of decoded bit fields:\n");
         decodeBuffer.BinDump ("pdu");
         printf ("\n");
      }

      if (stat == 0) {
         if (trace) {
            printf ("decode was successful\n");
            pdu.Print ("pdu");
         }
      }
      else {
          printf ("decode failed\n");
          decodeBuffer.PrintErrorInfo ();
          return -1;
      }
   }

   return 0;
}