通过支持AT指令集的手机发送短消息（源代码）

通过支持AT指令集的手机发送短消息（源代码）(13)  int i = 0, j = 0;
 BYTE* pTemp;
 pTemp = new BYTE[len / 2];
 memset( pTemp, 0, len / 2 );

 while( i < len ) {
  strncpy( psz, pMsg + i, 2 );
  sscanf( psz, "%x", &b );
  pTemp[j++] = b;
  i += 2;
 }

 len = j; i = 0; j = 0;
 pResultData = new char[len+20];
 memset( pResultData, 0, len+20 );

 char* pCur = pResultData;
 while( i < len ) {
  if( i == 0 ) {
   pCur[0] = pTemp[i] & 0x7F;
  }
  else {
   pCur[0] = ( pTemp[i] << j pTemp[i-1] >> (8 - j) ) & 0x7F;
  }
  pCur ++;
  i += 1;
  j = ( j + 1 ) % 8;
  if( j == 0 ) i --;
 }
 pCur[0] = pTemp[i-1] >> (8 - j);
 delete [] pTemp;

 return( pCur - pResultData );
}

DWORD CGSMPhone::PDUEncodeChn(char *pMsg, char *&pResultData)
{
 int nLen = MultiByteToWideChar(CP_ACP, 0, pMsg, -1, NULL, NULL);
 LPWSTR lpszW = new WCHAR[nLen];
 MultiByteToWideChar(CP_ACP, 0, pMsg, -1, lpszW, nLen);

 DWORD dwResultSize = (nLen-1)*sizeof(WCHAR)*2;
 pResultData = new char[dwResultSize];
 char szTemp[3] = {0};
 for( int i = 0, j = 0; j < nLen-1; j++ ) {
  sprintf( szTemp, "%.2X", HIBYTE(lpszW[j]) );
  CopyMemory( pResultData + i, szTemp, 2 );
  i += 2;
  sprintf( szTemp, "%.2X", LOBYTE(lpszW[j]) );
  CopyMemory( pResultData + i, szTemp, 2 );
  i += 2;
 }
 delete [] lpszW;
 return( dwResultSize / 2 );
}

DWORD CGSMPhone::PDUEncodeEng(char *pMsg, char *&pResultData)
{
 if( pMsg == NULL ) return( 0 );
 int nMsgLen = strlen( pMsg );
 pResultData = new char[nMsgLen * 2];
 memset( pResultData, 0, nMsgLen * 2 );

 char* pCur = pResultData;