TAO/tests/CDR/octet_sequence.cpp

   1
   2 //=============================================================================
   3 /**
   4  *  @file   octet_sequence.cpp
   5  *
   6  * Verifies that reference counting is performed correctly for octet
   7  * sequence marshaling.
   8  *
   9  *  @author Dave Meyer (dmeyer@std.saic.com)Carlos O'Ryan (coryan@cs.wustl.edu)
  10  */
  11 //=============================================================================
  12
  13
  14 #include "ace/Log_Msg.h"
  15
  16 #include "tao/CDR.h"
  17 #include "ace/OS_NS_string.h"
  18
  19 ACE_Message_Block * m1;
  20 ACE_Message_Block * m2;
  21 ACE_Message_Block * m3;
  22
  23 void dump (const char * msg)
  24 {
  25   ACE_DEBUG ((LM_INFO,
  26               "%C\n"
  27               "m1: %d\n"
  28               "m2: %d\n"
  29               "m3: %d\n",
  30               msg,
  31               m1->data_block()->reference_count(),
  32               m2->data_block()->reference_count(),
  33               m3->data_block()->reference_count()));
  34 }
  35
  36 int ACE_TMAIN (int, ACE_TCHAR *[])
  37 {
  38   // setup mb's
  39   char buf[1024];
  40   m1=new ACE_Message_Block(1024);
  41   ACE_OS::memset(buf,'1',512);
  42   m1->copy(buf,512);
  43   m2=new ACE_Message_Block(1024);
  44   ACE_OS::memset(buf,'2',512);
  45   m2->copy(buf,512);
  46   m3=new ACE_Message_Block(1024);
  47   ACE_OS::memset(buf,'3',512);
  48   m3->copy(buf,512);
  49
  50   m1->cont(m2);
  51   m2->cont(m3);
  52   dump("expect 1,1,1");
  53
  54   ACE_Message_Block* m = ACE_Message_Block::duplicate (m1);
  55   dump("expect 2,2,2");
  56
  57   {
  58     TAO_OutputCDR cdr;
  59     cdr.write_octet_array_mb(m1);
  60     dump("expect 3,3,3"); // that's what I expected, anyway
  61     ACE_DEBUG ((LM_INFO, "total cdr length is %u\n",
  62                 static_cast<u_int> (cdr.total_length())));
  63   }
  64   dump("expect 2,2,2"); // that's what I expected, anyway
  65
  66   ACE_Message_Block::release (m);
  67   dump("expect 1,1,1"); // that's what I expected, anyway
  68   ACE_Message_Block::release (m1);
  69
  70   return 0;
  71 }