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#include <qpdf/Buffer.hh>
#include <string.h>
Buffer::Buffer()
{
init(0);
}
Buffer::Buffer(unsigned long size)
{
init(size);
}
Buffer::Buffer(Buffer const& rhs)
{
init(0);
copy(rhs);
}
Buffer&
Buffer::operator=(Buffer const& rhs)
{
copy(rhs);
return *this;
}
Buffer::~Buffer()
{
destroy();
}
void
Buffer::init(unsigned long size)
{
this->size = size;
this->buf = (size ? new unsigned char[size] : 0);
}
void
Buffer::copy(Buffer const& rhs)
{
if (this != &rhs)
{
this->destroy();
this->init(rhs.size);
if (this->size)
{
memcpy(this->buf, rhs.buf, this->size);
}
}
}
void
Buffer::destroy()
{
delete [] this->buf;
this->size = 0;
this->buf = 0;
}
unsigned long
Buffer::getSize() const
{
return this->size;
}
unsigned char const*
Buffer::getBuffer() const
{
return this->buf;
}
unsigned char*
Buffer::getBuffer()
{
return this->buf;
}
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