+wxConnectionBase::wxConnectionBase(wxChar *buffer, int size)
+ : m_connected(TRUE),
+ m_buffer(buffer),
+ m_buffersize(size),
+ m_deletebufferwhendone(FALSE)
+{
+ if ( buffer == (wxChar *)NULL )
+ { // behave like next constructor
+ m_buffersize = 0;
+ m_deletebufferwhendone = TRUE;
+ }
+}
+
+wxConnectionBase::wxConnectionBase()
+ : m_connected(TRUE),
+ m_buffer(NULL),
+ m_buffersize(0),
+ m_deletebufferwhendone(TRUE)
+{
+}
+
+wxConnectionBase::wxConnectionBase(wxConnectionBase& copy)
+ : m_connected(copy.m_connected),
+ m_buffer(copy.m_buffer),
+ m_buffersize(copy.m_buffersize),
+ m_deletebufferwhendone(FALSE)
+
+{
+ // copy constructor would require ref-counted pointer to buffer
+ wxFAIL_MSG( _T("Copy constructor of wxConnectionBase not implemented") );
+}
+
+
+wxConnectionBase::~wxConnectionBase(void)
+{
+ if ( m_deletebufferwhendone && m_buffer )
+ delete m_buffer;
+}
+
+wxChar *wxConnectionBase::GetBufferAtLeast( size_t bytes )
+{
+ if ( m_buffersize >= bytes )
+ return m_buffer;
+ else
+ { // need to resize buffer
+ if ( m_deletebufferwhendone )
+ { // we're in charge of buffer, increase it
+ if ( !m_buffer )
+ delete m_buffer;
+ m_buffer = new wxChar[bytes];
+ m_buffersize = bytes;
+ return m_buffer;
+ } // user-supplied buffer, fail
+ else
+ return NULL;
+ }
+}