bool CRawMediaType::DecodeFromBuffer (const CString &sMediaType, const IMemoryBlock &Buffer)
// DecodeFromBuffer
{
m_sMediaType = sMediaType;
m_sBody = CString(Buffer.GetPointer(), Buffer.GetLength());
return true;
}
ParserCtx::ParserCtx (IMemoryBlock &Stream, IXMLParserController *pController) :
m_pController(pController)
{
pPos = Stream.GetPointer();
pEndPos = pPos + Stream.GetLength();
pElement = NULL;
iToken = tkEOF;
iLine = 1;
m_bParseRootElement = false;
m_bParseRootTag = false;
m_pParentCtx = NULL;
}
CBabelData ReadBabel (IMemoryBlock &Input)
// ReadBabel
//
// Reads and loads babel text. Throws CException if there are errors
{
char *pPos = Input.GetPointer();
char *pEndPos = pPos + Input.GetLength();
CParser theParser(pPos, pEndPos);
return theParser.Parse();
}
bool IIOCPEntry::BeginWrite (const CString &sData, CString *retsError)
// BeginWrite
//
// Overlapped write on the given handle. Returns FALSE if we get an error.
{
// Must be in the proper state
HANDLE hHandle = GetCompletionHandle();
if (hHandle == INVALID_HANDLE_VALUE
|| m_iCurrentOp != opNone)
{
if (retsError) *retsError = ERR_INVALID_STATE;
return false;
}
m_iCurrentOp = opWrite;
m_dwOpStartTime = sysGetTickCount64();
// If we don't have a buffer, then we're done.
IMemoryBlock *pBuffer = GetBuffer();
if (pBuffer == NULL)
{
m_iCurrentOp = opNone;
if (retsError) *retsError = ERR_INVALID_STATE;
return false;
}
// Initialize operation
utlMemSet(&m_Overlapped, sizeof(m_Overlapped));
// Let our subclasses know (this also initializes the buffer)
OnBeginWrite(sData);
// Write into the buffer
DWORD lasterror = 0;
if (!::WriteFile(hHandle,
pBuffer->GetPointer(),
pBuffer->GetLength(),
NULL,
&m_Overlapped))
lasterror = GetLastError();
// If IO is pending or we succeeded, then nothing to do--we will get an
// event on the completion port.
if (lasterror == ERROR_IO_PENDING
|| lasterror == 0)
return true;
// If another error or 0 bytes read, then we fail
else
{
m_iCurrentOp = opNone;
if (retsError)
*retsError = strPattern(ERR_FILE_ERROR, lasterror);
return false;
}
}
