633 lines
15 KiB
C++
633 lines
15 KiB
C++
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1995.
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//
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// File: resprot.cxx
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//
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// Contents:
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//
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// Classes:
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//
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// Functions:
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//
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// History: 11-07-1996 JohannP (Johann Posch) Created
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//
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//----------------------------------------------------------------------------
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#include <eapp.h>
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#include <tchar.h>
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#define MAX_ID 10000
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#define WITH_TAGS
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::Start
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//
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// Synopsis:
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//
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// Arguments: [pwzUrl] --
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// [pTrans] --
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// [pOIBindInfo] --
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// [grfSTI] --
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// [dwReserved] --
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//
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// Returns:
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//
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// History: 10-29-1996 JohannP (Johann Posch) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CMulticastProtocol::Start(LPCWSTR pwzUrl, IOInetProtocolSink *pTrans, IOInetBindInfo *pOIBindInfo,
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DWORD grfSTI, DWORD dwReserved)
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{
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EProtDebugOut((DEB_PLUGPROT, "%p _IN CMulticastProtocol::Start\n", this));
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HRESULT hr = NOERROR;
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WCHAR wzURL[MAX_URL_SIZE];
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EProtAssert((!_pProtSink && pOIBindInfo && pTrans));
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EProtAssert((_pwzUrl == NULL));
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hr = CBaseProtocol::Start(pwzUrl,pTrans, pOIBindInfo, grfSTI, dwReserved);
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if ( (grfSTI & PI_PARSE_URL) )
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{
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hr = ParseAndBind(FALSE);
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}
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else if (hr == NOERROR)
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{
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// asked to go async as soon as possible
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// use the switch mechanism which will \
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// call back later on ::Continue
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if (grfSTI & PI_FORCE_ASYNC)
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{
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hr = E_PENDING;
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PROTOCOLDATA protdata;
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protdata.grfFlags = PI_FORCE_ASYNC;
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protdata.dwState = RES_STATE_BIND;
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protdata.pData = 0;
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protdata.cbData = 0;
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_pProtSink->Switch(&protdata);
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}
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else
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{
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hr = ParseAndBind(TRUE);
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}
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}
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EProtDebugOut((DEB_PLUGPROT, "%p OUT CMulticastProtocol::Start (hr:%lx)\n",this, hr));
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::Continue
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//
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// Synopsis:
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//
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// Arguments: [pStateInfoIn] --
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//
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// Returns:
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//
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// History: 10-29-1996 JohannP (Johann Posch) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CMulticastProtocol::Continue(PROTOCOLDATA *pStateInfoIn)
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{
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EProtDebugOut((DEB_PLUGPROT, "%p _IN CMulticastProtocol::Continue\n", this));
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HRESULT hr = E_FAIL;
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EProtAssert((!pStateInfoIn->pData && pStateInfoIn->cbData && (pStateInfoIn->dwState == RES_STATE_BIND)));
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if (pStateInfoIn->dwState == RES_STATE_BIND)
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{
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hr = ParseAndBind();
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}
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EProtDebugOut((DEB_PLUGPROT, "%p OUT CMulticastProtocol::Continue (hr:%lx)\n",this, hr));
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::Read
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//
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// Synopsis:
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//
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// Arguments: [ULONG] --
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// [ULONG] --
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// [pcbRead] --
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//
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// Returns:
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//
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// History: 10-29-1996 JohannP (Johann Posch) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CMulticastProtocol::Read(void *pv,ULONG cb,ULONG *pcbRead)
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{
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EProtDebugOut((DEB_PLUGPROT, "%p _IN CMulticastProtocol::Read (cb:%ld)\n", this,cb));
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HRESULT hr = NOERROR;
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if (_cbBuffer > _cbPos)
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{
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ULONG cbCopy = (cb < (_cbBuffer - _cbPos)) ? cb : _cbBuffer - _cbPos;
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memcpy((LPVOID)pv, ((LPBYTE)_pBuffer) + _cbPos, cbCopy);
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_cbPos += cbCopy;
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*pcbRead = cbCopy;
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hr = (_cbPos < _cbBuffer) ? S_OK : S_FALSE;
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}
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else
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{
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hr = S_FALSE;
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}
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EProtDebugOut((DEB_PLUGPROT, "%p OUT CMulticastProtocol::Read (pcbRead:%ld, hr:%lx)\n",this,*pcbRead, hr));
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::Seek
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//
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// Synopsis:
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//
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// Arguments: [DWORD] --
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// [ULARGE_INTEGER] --
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// [plibNewPosition] --
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//
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// Returns:
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//
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// History: 10-29-1996 JohannP (Johann Posch) Created
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//
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// Notes: WORK: not done
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CMulticastProtocol::Seek(LARGE_INTEGER dlibMove,DWORD dwOrigin,ULARGE_INTEGER *plibNewPosition)
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{
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EProtDebugOut((DEB_PLUGPROT, "%p _IN CMulticastProtocol::Seek\n", this));
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HRESULT hr = NOERROR;
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if (dwOrigin == STREAM_SEEK_SET)
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{
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if (dlibMove.LowPart >= 0)
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{
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_cbPos = dlibMove.LowPart;
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if (plibNewPosition)
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{
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plibNewPosition->HighPart = 0;
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plibNewPosition->LowPart = _cbPos;
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}
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}
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else
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{
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hr = STG_E_INVALIDPOINTER;
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}
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}
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else
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{
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hr = E_NOTIMPL;
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}
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EProtDebugOut((DEB_PLUGPROT, "%p OUT CMulticastProtocol::Seek (hr:%lx)\n",this, hr));
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::LockRequest
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//
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// Synopsis:
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//
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// Arguments: [dwOptions] --
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//
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// Returns:
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//
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// History: 10-29-1996 JohannP (Johann Posch) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CMulticastProtocol::LockRequest(DWORD dwOptions)
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{
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EProtDebugOut((DEB_PLUGPROT, "%p _IN CMulticastProtocol::LockRequest\n", this));
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HRESULT hr = NOERROR;
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if (OpenTempFile())
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{
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DWORD dwWrite;
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if (!WriteFile(_hFile, _pBuffer, _cbBuffer, &dwWrite,NULL))
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{
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hr = E_FAIL;
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}
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CloseTempFile();
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}
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EProtDebugOut((DEB_PLUGPROT, "%p OUT CMulticastProtocol::LockRequest (hr:%lx)\n",this, hr));
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::UnlockRequest
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//
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// Synopsis:
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//
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// Arguments: (none)
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//
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// Returns:
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//
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// History: 10-29-1996 JohannP (Johann Posch) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CMulticastProtocol::UnlockRequest()
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{
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EProtDebugOut((DEB_PLUGPROT, "%p _IN CMulticastProtocol::UnlockRequest\n", this));
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HRESULT hr = NOERROR;
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//CloseTempFile();
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EProtDebugOut((DEB_PLUGPROT, "%p OUT CMulticastProtocol::UnlockRequest (hr:%lx)\n",this, hr));
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::CMulticastProtocol
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//
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// Synopsis:
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//
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// Arguments: (none)
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//
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// Returns:
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//
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// History: 1-27-96 JohannP (Johann Posch) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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CMulticastProtocol::CMulticastProtocol(REFCLSID rclsid, IUnknown *pUnkOuter, IUnknown **ppUnkInner) : CBaseProtocol(rclsid, pUnkOuter, ppUnkInner)
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{
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EProtDebugOut((DEB_PLUGPROT, "%p _IN CMulticastProtocol::CMulticastProtocol \n", this));
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_hInst = NULL;
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_cbBuffer = 0;
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_pBuffer = 0;
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_hgbl = 0;
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_cbPos = 0;
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EProtDebugOut((DEB_PLUGPROT, "%p OUT CMulticastProtocol::CMulticastProtocol \n", this));
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::~CMulticastProtocol
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//
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// Synopsis:
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//
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// Arguments: (none)
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//
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// Returns:
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//
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// History: 11-09-1996 JohannP (Johann Posch) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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CMulticastProtocol::~CMulticastProtocol()
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{
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if (_hgbl)
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{
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UnlockResource(_hgbl);
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}
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if (_hInst)
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{
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FreeLibrary(_hInst);
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}
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EProtDebugOut((DEB_PLUGPROT, "%p _IN/OUT CMulticastProtocol::~CMulticastProtocol \n", this));
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::GetResource
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//
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// Synopsis:
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//
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// Arguments: [pwzFileName] --
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// [pwzResName] --
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// [pwzResType] --
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//
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// Returns:
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//
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// History: 11-09-1996 JohannP (Johann Posch) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CMulticastProtocol::GetResource(LPCWSTR pwzFileName, LPCWSTR pwzResName, LPCWSTR pwzResType, LPCWSTR pwzMime)
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{
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EProtDebugOut((DEB_PLUGPROT, "CMulticastProtocol::GetResource\n)"));
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HRESULT hr = NOERROR;
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DWORD dwError = 0;
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HRSRC hrsrc;
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LPSTR pszFileName = DupW2A(pwzFileName );
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LPSTR pszResName = DupW2A(pwzResName );
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LPSTR pszResType = DupW2A(pwzResType );
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if (!pszFileName || !pszResName || !pszResType)
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{
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hr = E_OUTOFMEMORY;
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}
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else do
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{
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_pProtSink->ReportProgress(BINDSTATUS_SENDINGREQUEST, pwzResName);
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_hInst = LoadLibraryEx(pszFileName, NULL, DONT_RESOLVE_DLL_REFERENCES);
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if (!_hInst)
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{
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hr = INET_E_RESOURCE_NOT_FOUND;
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dwError = GetLastError();
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break;
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}
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if (!wcscmp(pwzResName, L"?"))
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{
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for (int i = 0 ; i < MAX_ID; i++)
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{
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hrsrc = FindResource(_hInst, (LPSTR)MAKEINTRESOURCE(i), pszResType);
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if (hrsrc)
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{
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EProtDebugOut((DEB_PLUGPROT, "CMulticastProtocol::GetResource (szResName:#%ld, wzRestype:%s\n)",i,pszResType));
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i = MAX_ID;
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}
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}
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}
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else
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{
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hrsrc = FindResource(_hInst, pszResName, pszResType);
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}
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if (!hrsrc)
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{
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hr = INET_E_OBJECT_NOT_FOUND;
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dwError = GetLastError();
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break;
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}
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_hgbl = LoadResource(_hInst, hrsrc);
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if (!_hgbl)
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{
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hr = INET_E_DATA_NOT_AVAILABLE;
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dwError = GetLastError();
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break;
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}
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_pBuffer = LockResource(_hgbl);
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if (!_pBuffer)
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{
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hr = INET_E_DATA_NOT_AVAILABLE;
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dwError = GetLastError();
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break;
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}
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_cbBuffer = SizeofResource(_hInst, hrsrc);
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if (_grfBindF & INTERNET_FLAG_NEED_FILE)
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{
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LockRequest(0);
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}
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#ifdef UNUSED
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if (OpenTempFile())
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{
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DWORD dwWrite;
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if (!WriteFile(_hFile, _pBuffer, _cbBuffer, &dwWrite,NULL))
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{
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dwError = GetLastError();
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break;
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}
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CloseTempFile();
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}
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#endif //UNUSED
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hr = NOERROR;
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break;
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} while (1);
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if (dwError || (hr != NOERROR))
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{
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_pProtSink->ReportResult(hr, dwError, 0);
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}
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else
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{
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if (pwzMime)
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{
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_pProtSink->ReportProgress(BINDSTATUS_MIMETYPEAVAILABLE, pwzMime);
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}
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_bscf |= BSCF_LASTDATANOTIFICATION | BSCF_DATAFULLYAVAILABLE;
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_pProtSink->ReportData(_bscf, _cbBuffer, _cbBuffer);
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}
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if (pszFileName)
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{
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delete pszFileName;
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}
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if (pszResName)
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{
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delete pszResName;
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}
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if (pszResType)
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{
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delete pszResType;
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}
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EProtDebugOut((DEB_PLUGPROT, "%p OUT CMulticastProtocol::GetResource (hr:%lx)\n",this, hr));
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CMulticastProtocol::ParseAndBind
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//
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// Synopsis:
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//
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// Arguments: (none)
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//
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// Returns:
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//
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// History: 11-09-1996 JohannP (Johann Posch) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CMulticastProtocol::ParseAndBind(BOOL fBind)
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{
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EProtDebugOut((DEB_PLUGPROT, "%p _IN CMulticastProtocol::ParseAndBind\n", this));
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HRESULT hr = MK_E_SYNTAX;
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WCHAR wzlURL[MAX_URL_SIZE];
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wcscpy(wzlURL, _wzFullURL);
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do
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{
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// check if protocol part
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LPWSTR pwz = wcschr(wzlURL, ':');
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pwz++;
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if (wcsnicmp(pwz, L"//", 2) && wcsnicmp(pwz, L"\\\\", 2))
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{
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break;
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}
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// find the file name and path
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LPWSTR pwzFileName = pwz + 2;
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EProtAssert((pwzFileName));
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// the file is
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LPWSTR pwz1 = wcsrchr(wzlURL, '/');
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if (!pwz1)
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{
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break;
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}
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*pwz1 = '\0';
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pwz1++;
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if (!*pwz1)
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{
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break;
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}
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#ifdef WITH_TAGS
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LPWSTR pwzResDelimiter = wcschr(pwz1, '?');
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if (!pwzResDelimiter)
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{
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break;
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}
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LPWSTR pwzResTag = wcsstr(pwz1, L"name:");
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if (!pwzResTag)
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{
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break;
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}
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LPWSTR pwzTypeTag = wcsstr(pwz1, L"type:");
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if (!pwzTypeTag)
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{
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break;
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}
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LPWSTR pwzMimeTag = wcsstr(pwz1, L"mime:");
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// get the resource name
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LPWSTR pwzResName = wcschr(pwzResTag, ':');
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pwzResName++;
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//find the end of the resource name
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LPWSTR pwzResType = wcschr(pwzTypeTag, ':');
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pwzResType++;
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LPWSTR pwzMime = 0;
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if (pwzMimeTag)
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{
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pwzMime = wcschr(pwzMimeTag, ':');
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pwzMime++;
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*pwzMimeTag = 0;
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}
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*pwzResTag = 0;
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*pwzTypeTag = 0;
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#else
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// find the delimiter for the private part
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LPWSTR pwzResName = wcschr(pwz1, '?');
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if (!pwzResName)
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{
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break;
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}
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// get the resource name
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pwzResName++;
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//find the end of the resource name
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LPWSTR pwzResType = wcschr(pwzResName, ' ');
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if (!pwzResType)
|
|
{
|
|
break;
|
|
}
|
|
|
|
*pwzResType = '\0';
|
|
pwzResType++;
|
|
EProtDebugOut((DEB_PLUGPROT, "CMulticastProtocol::GetResource (wzResName:%ws,pwzResType:%ws\n)",pwzResName,pwzResType));
|
|
|
|
|
|
/*
|
|
{
|
|
pwzResType = (LPWSTR)MAKEINTRESOURCE(RT_ICON);
|
|
EProtDebugOut((DEB_PLUGPROT, "CMulticastProtocol::GetResource (wzResName:%ws,pwzResType:RT_ICON\n)",pwzResName));
|
|
}
|
|
*/
|
|
#endif //WITH_TAGS
|
|
|
|
|
|
EProtAssert(((WCHAR *)pwzFileName && (WCHAR *)pwzResName));
|
|
if (fBind && pwzFileName && pwzResName && pwzResType)
|
|
{
|
|
hr = GetResource(pwzFileName, pwzResName, pwzResType, pwzMime);
|
|
}
|
|
|
|
break;
|
|
|
|
} while (1);
|
|
|
|
|
|
if (hr == MK_E_SYNTAX)
|
|
{
|
|
_pProtSink->ReportResult(hr, 0, 0);
|
|
}
|
|
|
|
EProtDebugOut((DEB_PLUGPROT, "%p OUT CMulticastProtocol::ParseAndBind (hr:%lx)\n", this,hr));
|
|
return hr;
|
|
}
|
|
|
|
|