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buffer.cc

#include <qpdf/Pl_Buffer.hh>
#include <qpdf/Pl_Count.hh>
#include <qpdf/Pl_Discard.hh>
#include <stdlib.h>

typedef unsigned char* uc;

int main()
{
    try
    {
      Pl_Discard discard;
      Pl_Count count("count", &discard);
      Pl_Buffer bp1("bp1", &count);
      bp1.write((uc)"12345", 5);
      bp1.write((uc)"67890", 5);
      bp1.finish();
      std::cout << "count: " << count.getCount() << std::endl;
      bp1.write((uc)"abcde", 5);
      bp1.write((uc)"fghij", 6);
      bp1.finish();
      std::cout << "count: " << count.getCount() << std::endl;
      Buffer* b = bp1.getBuffer();
      std::cout << "size: " << b->getSize() << std::endl;
      std::cout << "data: " << b->getBuffer() << std::endl;
      delete b;
      bp1.write((uc)"qwert", 5);
      bp1.write((uc)"yuiop", 6);
      bp1.finish();
      std::cout << "count: " << count.getCount() << std::endl;
      b = bp1.getBuffer();
      std::cout << "size: " << b->getSize() << std::endl;
      std::cout << "data: " << b->getBuffer() << std::endl;
      delete b;

      Pl_Buffer bp2("bp2");
      bp2.write((uc)"moo", 3);
      bp2.write((uc)"quack", 6);
      try
      {
          delete bp2.getBuffer();
      }
      catch (std::exception& e)
      {
          std::cout << e.what() << std::endl;
      }
      bp2.finish();
      b = bp2.getBuffer();
      std::cout << "size: " << b->getSize() << std::endl;
      std::cout << "data: " << b->getBuffer() << std::endl;
      delete b;
    }
    catch (std::exception& e)
    {
      std::cout << "unexpected exception: " << e.what() << std::endl;
      exit(2);
    }

    std::cout << "done" << std::endl;
    return 0;
}

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