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windows-nt/Source/XPSP1/NT/enduser/stuff/hhctrl/atlimpl.cpp

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2020-09-26 03:20:57 -05:00
// This is a part of the Active Template Library.
// Copyright (C) 1996-1997 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Active Template Library Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Active Template Library product.
#ifndef __ATLBASE_H__
#error atlimpl.cpp requires atlbase.h to be included first
#endif
extern "C" const IID IID_IRegistrar = {0x44EC053B,0x400F,0x11D0,{0x9D,0xCD,0x00,0xA0,0xC9,0x03,0x91,0xD3}};
#ifndef _ATL_DLL_IMPL
extern "C" const CLSID CLSID_Registrar = {0x44EC053A,0x400F,0x11D0,{0x9D,0xCD,0x00,0xA0,0xC9,0x03,0x91,0xD3}};
#endif
#include <atlconv.cpp>
#ifdef _DEBUG
#include <stdio.h>
#include <stdarg.h>
#endif
#ifndef ATL_NO_NAMESPACE
namespace ATL
{
#endif
// used in thread pooling
UINT CComApartment::ATL_CREATE_OBJECT = 0;
#ifdef __ATLCOM_H__
/////////////////////////////////////////////////////////////////////////////
// AtlReportError
HRESULT WINAPI AtlReportError(const CLSID& clsid, UINT nID, const IID& iid,
HRESULT hRes, HINSTANCE hInst)
{
return AtlSetErrorInfo(clsid, (LPCOLESTR)MAKEINTRESOURCE(nID), 0, NULL, iid, hRes, hInst);
}
HRESULT WINAPI AtlReportError(const CLSID& clsid, UINT nID, DWORD dwHelpID,
LPCOLESTR lpszHelpFile, const IID& iid, HRESULT hRes, HINSTANCE hInst)
{
return AtlSetErrorInfo(clsid, (LPCOLESTR)MAKEINTRESOURCE(nID), dwHelpID,
lpszHelpFile, iid, hRes, hInst);
}
#ifndef OLE2ANSI
HRESULT WINAPI AtlReportError(const CLSID& clsid, LPCSTR lpszDesc,
DWORD dwHelpID, LPCSTR lpszHelpFile, const IID& iid, HRESULT hRes)
{
_ASSERTE(lpszDesc != NULL);
USES_CONVERSION;
return AtlSetErrorInfo(clsid, A2COLE(lpszDesc), dwHelpID, A2CW(lpszHelpFile),
iid, hRes, NULL);
}
HRESULT WINAPI AtlReportError(const CLSID& clsid, LPCSTR lpszDesc,
const IID& iid, HRESULT hRes)
{
_ASSERTE(lpszDesc != NULL);
USES_CONVERSION;
return AtlSetErrorInfo(clsid, A2COLE(lpszDesc), 0, NULL, iid, hRes, NULL);
}
#endif
HRESULT WINAPI AtlReportError(const CLSID& clsid, LPCOLESTR lpszDesc,
const IID& iid, HRESULT hRes)
{
return AtlSetErrorInfo(clsid, lpszDesc, 0, NULL, iid, hRes, NULL);
}
HRESULT WINAPI AtlReportError(const CLSID& clsid, LPCOLESTR lpszDesc, DWORD dwHelpID,
LPCOLESTR lpszHelpFile, const IID& iid, HRESULT hRes)
{
return AtlSetErrorInfo(clsid, lpszDesc, dwHelpID, lpszHelpFile, iid, hRes, NULL);
}
#endif //__ATLCOM_H__
/////////////////////////////////////////////////////////////////////////////
// CComBSTR
CComBSTR& CComBSTR::operator=(const CComBSTR& src)
{
if (m_str != src.m_str)
{
if (m_str)
::SysFreeString(m_str);
m_str = src.Copy();
}
return *this;
}
CComBSTR& CComBSTR::operator=(LPCOLESTR pSrc)
{
::SysFreeString(m_str);
m_str = ::SysAllocString(pSrc);
return *this;
}
void CComBSTR::Append(LPCOLESTR lpsz, int nLen)
{
int n1 = Length();
BSTR b = SysAllocStringLen(NULL, n1+nLen);
memcpy(b, m_str, n1*sizeof(OLECHAR));
memcpy(b+n1, lpsz, nLen*sizeof(OLECHAR));
b[n1+nLen] = NULL;
SysFreeString(m_str);
m_str = b;
}
#ifndef OLE2ANSI
void CComBSTR::Append(LPCSTR lpsz)
{
USES_CONVERSION;
LPCOLESTR lpo = A2COLE(lpsz);
Append(lpo, ocslen(lpo));
}
CComBSTR::CComBSTR(LPCSTR pSrc)
{
USES_CONVERSION;
m_str = ::SysAllocString(A2COLE(pSrc));
}
CComBSTR::CComBSTR(int nSize, LPCSTR sz)
{
USES_CONVERSION;
m_str = ::SysAllocStringLen(A2COLE(sz), nSize);
}
CComBSTR& CComBSTR::operator=(LPCSTR pSrc)
{
USES_CONVERSION;
::SysFreeString(m_str);
m_str = ::SysAllocString(A2COLE(pSrc));
return *this;
}
#endif
HRESULT CComBSTR::ReadFromStream(IStream* pStream)
{
_ASSERTE(pStream != NULL);
_ASSERTE(m_str == NULL); // should be empty
ULONG cb;
ULONG cbStrLen;
HRESULT hr = pStream->Read((void*) &cbStrLen, sizeof(cbStrLen), &cb);
if (FAILED(hr))
return hr;
if (cbStrLen != 0)
{
//subtract size for terminating NULL which we wrote out
//since SysAllocStringByteLen overallocates for the NULL
m_str = SysAllocStringByteLen(NULL, cbStrLen-sizeof(OLECHAR));
if (m_str == NULL)
hr = E_OUTOFMEMORY;
else
hr = pStream->Read((void*) m_str, cbStrLen, &cb);
}
return hr;
}
HRESULT CComBSTR::WriteToStream(IStream* pStream)
{
_ASSERTE(pStream != NULL);
ULONG cb;
ULONG cbStrLen = m_str ? SysStringByteLen(m_str)+sizeof(OLECHAR) : 0;
HRESULT hr = pStream->Write((void*) &cbStrLen, sizeof(cbStrLen), &cb);
if (FAILED(hr))
return hr;
return cbStrLen ? pStream->Write((void*) m_str, cbStrLen, &cb) : S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// CComVariant
CComVariant& CComVariant::operator=(BSTR bstrSrc)
{
InternalClear();
vt = VT_BSTR;
bstrVal = ::SysAllocString(bstrSrc);
if (bstrVal == NULL && bstrSrc != NULL)
{
vt = VT_ERROR;
scode = E_OUTOFMEMORY;
}
return *this;
}
CComVariant& CComVariant::operator=(LPCOLESTR lpszSrc)
{
InternalClear();
vt = VT_BSTR;
bstrVal = ::SysAllocString(lpszSrc);
if (bstrVal == NULL && lpszSrc != NULL)
{
vt = VT_ERROR;
scode = E_OUTOFMEMORY;
}
return *this;
}
#ifndef OLE2ANSI
CComVariant& CComVariant::operator=(LPCSTR lpszSrc)
{
USES_CONVERSION;
InternalClear();
vt = VT_BSTR;
bstrVal = ::SysAllocString(A2COLE(lpszSrc));
if (bstrVal == NULL && lpszSrc != NULL)
{
vt = VT_ERROR;
scode = E_OUTOFMEMORY;
}
return *this;
}
#endif
#if _MSC_VER>1020
CComVariant& CComVariant::operator=(bool bSrc)
{
if (vt != VT_BOOL)
{
InternalClear();
vt = VT_BOOL;
}
#pragma warning(disable: 4310) // cast truncates constant value
boolVal = bSrc ? VARIANT_TRUE : VARIANT_FALSE;
#pragma warning(default: 4310) // cast truncates constant value
return *this;
}
#endif
CComVariant& CComVariant::operator=(int nSrc)
{
if (vt != VT_I4)
{
InternalClear();
vt = VT_I4;
}
lVal = nSrc;
return *this;
}
CComVariant& CComVariant::operator=(BYTE nSrc)
{
if (vt != VT_UI1)
{
InternalClear();
vt = VT_UI1;
}
bVal = nSrc;
return *this;
}
CComVariant& CComVariant::operator=(short nSrc)
{
if (vt != VT_I2)
{
InternalClear();
vt = VT_I2;
}
iVal = nSrc;
return *this;
}
CComVariant& CComVariant::operator=(long nSrc)
{
if (vt != VT_I4)
{
InternalClear();
vt = VT_I4;
}
lVal = nSrc;
return *this;
}
CComVariant& CComVariant::operator=(float fltSrc)
{
if (vt != VT_R4)
{
InternalClear();
vt = VT_R4;
}
fltVal = fltSrc;
return *this;
}
CComVariant& CComVariant::operator=(double dblSrc)
{
if (vt != VT_R8)
{
InternalClear();
vt = VT_R8;
}
dblVal = dblSrc;
return *this;
}
CComVariant& CComVariant::operator=(CY cySrc)
{
if (vt != VT_CY)
{
InternalClear();
vt = VT_CY;
}
cyVal.Hi = cySrc.Hi;
cyVal.Lo = cySrc.Lo;
return *this;
}
CComVariant& CComVariant::operator=(IDispatch* pSrc)
{
InternalClear();
vt = VT_DISPATCH;
pdispVal = pSrc;
// Need to AddRef as VariantClear will Release
if (pdispVal != NULL)
pdispVal->AddRef();
return *this;
}
CComVariant& CComVariant::operator=(IUnknown* pSrc)
{
InternalClear();
vt = VT_UNKNOWN;
punkVal = pSrc;
// Need to AddRef as VariantClear will Release
if (punkVal != NULL)
punkVal->AddRef();
return *this;
}
#if _MSC_VER>1020
bool CComVariant::operator==(const VARIANT& varSrc)
{
if (this == &varSrc)
return true;
// Variants not equal if types don't match
if (vt != varSrc.vt)
return false;
// Check type specific values
switch (vt)
{
case VT_EMPTY:
case VT_NULL:
return true;
case VT_BOOL:
return boolVal == varSrc.boolVal;
case VT_UI1:
return bVal == varSrc.bVal;
case VT_I2:
return iVal == varSrc.iVal;
case VT_I4:
return lVal == varSrc.lVal;
case VT_R4:
return fltVal == varSrc.fltVal;
case VT_R8:
return dblVal == varSrc.dblVal;
case VT_BSTR:
return (::SysStringByteLen(bstrVal) == ::SysStringByteLen(varSrc.bstrVal)) &&
(::memcmp(bstrVal, varSrc.bstrVal, ::SysStringByteLen(bstrVal)) == 0);
case VT_ERROR:
return scode == varSrc.scode;
case VT_DISPATCH:
return pdispVal == varSrc.pdispVal;
case VT_UNKNOWN:
return punkVal == varSrc.punkVal;
default:
_ASSERTE(false);
// fall through
}
return false;
}
#else
BOOL CComVariant::operator==(const VARIANT& varSrc)
{
if (this == &varSrc)
return TRUE;
// Variants not equal if types don't match
if (vt != varSrc.vt)
return FALSE;
// Check type specific values
switch (vt)
{
case VT_EMPTY:
case VT_NULL:
return TRUE;
case VT_BOOL:
return boolVal == varSrc.boolVal;
case VT_UI1:
return bVal == varSrc.bVal;
case VT_I2:
return iVal == varSrc.iVal;
case VT_I4:
return lVal == varSrc.lVal;
case VT_R4:
return fltVal == varSrc.fltVal;
case VT_R8:
return dblVal == varSrc.dblVal;
case VT_BSTR:
return (::SysStringByteLen(bstrVal) == ::SysStringByteLen(varSrc.bstrVal)) &&
(::memcmp(bstrVal, varSrc.bstrVal, ::SysStringByteLen(bstrVal)) == 0);
case VT_ERROR:
return scode == varSrc.scode;
case VT_DISPATCH:
return pdispVal == varSrc.pdispVal;
case VT_UNKNOWN:
return punkVal == varSrc.punkVal;
default:
_ASSERTE(FALSE);
// fall through
}
return FALSE;
}
#endif
HRESULT CComVariant::Attach(VARIANT* pSrc)
{
// Clear out the variant
HRESULT hr = Clear();
if (!FAILED(hr))
{
// Copy the contents and give control to CComVariant
memcpy(this, pSrc, sizeof(VARIANT));
VariantInit(pSrc);
hr = S_OK;
}
return hr;
}
HRESULT CComVariant::Detach(VARIANT* pDest)
{
// Clear out the variant
HRESULT hr = ::VariantClear(pDest);
if (!FAILED(hr))
{
// Copy the contents and remove control from CComVariant
memcpy(pDest, this, sizeof(VARIANT));
vt = VT_EMPTY;
hr = S_OK;
}
return hr;
}
HRESULT CComVariant::ChangeType(VARTYPE vtNew, const VARIANT* pSrc)
{
VARIANT* pVar = const_cast<VARIANT*>(pSrc);
// Convert in place if pSrc is NULL
if (pVar == NULL)
pVar = this;
// Do nothing if doing in place convert and vts not different
return ::VariantChangeType(this, pVar, 0, vtNew);
}
HRESULT CComVariant::InternalClear()
{
HRESULT hr = Clear();
_ASSERTE(SUCCEEDED(hr));
if (FAILED(hr))
{
vt = VT_ERROR;
scode = hr;
}
return hr;
}
void CComVariant::InternalCopy(const VARIANT* pSrc)
{
HRESULT hr = Copy(pSrc);
if (FAILED(hr))
{
vt = VT_ERROR;
scode = hr;
}
}
HRESULT CComVariant::WriteToStream(IStream* pStream)
{
HRESULT hr = pStream->Write(&vt, sizeof(VARTYPE), NULL);
if (FAILED(hr))
return hr;
int cbWrite = 0;
switch (vt)
{
case VT_UNKNOWN:
case VT_DISPATCH:
{
CComPtr<IPersistStream> spStream;
if (punkVal != NULL)
{
hr = punkVal->QueryInterface(IID_IPersistStream, (void**)&spStream);
if (FAILED(hr))
return hr;
}
if (spStream != NULL)
return OleSaveToStream(spStream, pStream);
else
return WriteClassStm(pStream, CLSID_NULL);
}
case VT_UI1:
case VT_I1:
cbWrite = sizeof(BYTE);
break;
case VT_I2:
case VT_UI2:
case VT_BOOL:
cbWrite = sizeof(short);
break;
case VT_I4:
case VT_UI4:
case VT_R4:
case VT_INT:
case VT_UINT:
case VT_ERROR:
cbWrite = sizeof(long);
break;
case VT_R8:
case VT_CY:
case VT_DATE:
cbWrite = sizeof(double);
break;
default:
break;
}
if (cbWrite != 0)
return pStream->Write((void*) &bVal, cbWrite, NULL);
CComBSTR bstrWrite;
CComVariant varBSTR;
if (vt != VT_BSTR)
{
hr = VariantChangeType(&varBSTR, this, VARIANT_NOVALUEPROP, VT_BSTR);
if (FAILED(hr))
return hr;
bstrWrite = varBSTR.bstrVal;
}
else
bstrWrite = bstrVal;
return bstrWrite.WriteToStream(pStream);
}
HRESULT CComVariant::ReadFromStream(IStream* pStream)
{
_ASSERTE(pStream != NULL);
HRESULT hr;
hr = VariantClear(this);
if (FAILED(hr))
return hr;
VARTYPE vtRead;
hr = pStream->Read(&vtRead, sizeof(VARTYPE), NULL);
if (FAILED(hr))
return hr;
vt = vtRead;
int cbRead = 0;
switch (vtRead)
{
case VT_UNKNOWN:
case VT_DISPATCH:
{
punkVal = NULL;
hr = OleLoadFromStream(pStream,
(vtRead == VT_UNKNOWN) ? IID_IUnknown : IID_IDispatch,
(void**)&punkVal);
if (hr == REGDB_E_CLASSNOTREG)
hr = S_OK;
return S_OK;
}
case VT_UI1:
case VT_I1:
cbRead = sizeof(BYTE);
break;
case VT_I2:
case VT_UI2:
case VT_BOOL:
cbRead = sizeof(short);
break;
case VT_I4:
case VT_UI4:
case VT_R4:
case VT_INT:
case VT_UINT:
case VT_ERROR:
cbRead = sizeof(long);
break;
case VT_R8:
case VT_CY:
case VT_DATE:
cbRead = sizeof(double);
break;
default:
break;
}
if (cbRead != 0)
return pStream->Read((void*) &bVal, cbRead, NULL);
CComBSTR bstrRead;
hr = bstrRead.ReadFromStream(pStream);
if (FAILED(hr))
return hr;
vt = VT_BSTR;
bstrVal = bstrRead.Detach();
if (vtRead != VT_BSTR)
hr = ChangeType(vtRead);
return hr;
}
#ifdef __ATLCOM_H__
/////////////////////////////////////////////////////////////////////////////
// CComTypeInfoHolder
void CComTypeInfoHolder::AddRef()
{
EnterCriticalSection(&_Module.m_csTypeInfoHolder);
m_dwRef++;
LeaveCriticalSection(&_Module.m_csTypeInfoHolder);
}
void CComTypeInfoHolder::Release()
{
EnterCriticalSection(&_Module.m_csTypeInfoHolder);
if (--m_dwRef == 0)
{
if (m_pInfo != NULL)
m_pInfo->Release();
m_pInfo = NULL;
}
LeaveCriticalSection(&_Module.m_csTypeInfoHolder);
}
HRESULT CComTypeInfoHolder::GetTI(LCID lcid, ITypeInfo** ppInfo)
{
//If this assert occurs then most likely didn't initialize properly
_ASSERTE(m_plibid != NULL && m_pguid != NULL);
_ASSERTE(ppInfo != NULL);
*ppInfo = NULL;
HRESULT hRes = E_FAIL;
EnterCriticalSection(&_Module.m_csTypeInfoHolder);
if (m_pInfo == NULL)
{
ITypeLib* pTypeLib;
hRes = LoadRegTypeLib(*m_plibid, m_wMajor, m_wMinor, lcid, &pTypeLib);
if (SUCCEEDED(hRes))
{
ITypeInfo* pTypeInfo;
hRes = pTypeLib->GetTypeInfoOfGuid(*m_pguid, &pTypeInfo);
if (SUCCEEDED(hRes))
m_pInfo = pTypeInfo;
pTypeLib->Release();
}
}
*ppInfo = m_pInfo;
if (m_pInfo != NULL)
{
m_pInfo->AddRef();
hRes = S_OK;
}
LeaveCriticalSection(&_Module.m_csTypeInfoHolder);
return hRes;
}
HRESULT CComTypeInfoHolder::GetTypeInfo(UINT /*itinfo*/, LCID lcid,
ITypeInfo** pptinfo)
{
HRESULT hRes = E_POINTER;
if (pptinfo != NULL)
hRes = GetTI(lcid, pptinfo);
return hRes;
}
HRESULT CComTypeInfoHolder::GetIDsOfNames(REFIID /*riid*/, LPOLESTR* rgszNames,
UINT cNames, LCID lcid, DISPID* rgdispid)
{
ITypeInfo* pInfo;
HRESULT hRes = GetTI(lcid, &pInfo);
if (pInfo != NULL)
{
hRes = pInfo->GetIDsOfNames(rgszNames, cNames, rgdispid);
pInfo->Release();
}
return hRes;
}
HRESULT CComTypeInfoHolder::Invoke(IDispatch* p, DISPID dispidMember, REFIID /*riid*/,
LCID lcid, WORD wFlags, DISPPARAMS* pdispparams, VARIANT* pvarResult,
EXCEPINFO* pexcepinfo, UINT* puArgErr)
{
SetErrorInfo(0, NULL);
ITypeInfo* pInfo;
HRESULT hRes = GetTI(lcid, &pInfo);
if (pInfo != NULL)
{
hRes = pInfo->Invoke(p, dispidMember, wFlags, pdispparams, pvarResult, pexcepinfo, puArgErr);
pInfo->Release();
}
return hRes;
}
/////////////////////////////////////////////////////////////////////////////
// QI implementation
#ifdef _ATL_DEBUG_QI
HRESULT WINAPI AtlDumpIID(REFIID iid, LPCTSTR pszClassName, HRESULT hr)
{
USES_CONVERSION;
CRegKey key;
TCHAR szName[100];
DWORD dwType,dw = sizeof(szName);
LPOLESTR pszGUID = NULL;
StringFromCLSID(iid, &pszGUID);
OutputDebugString(pszClassName);
OutputDebugString(_T(" - "));
// Attempt to find it in the interfaces section
key.Open(HKEY_CLASSES_ROOT, _T("Interface"));
if (key.Open(key, OLE2T(pszGUID)) == S_OK)
{
*szName = 0;
RegQueryValueEx(key.m_hKey, (LPTSTR)NULL, NULL, &dwType, (LPBYTE)szName, &dw);
OutputDebugString(szName);
goto cleanup;
}
// Attempt to find it in the clsid section
key.Open(HKEY_CLASSES_ROOT, _T("CLSID"));
if (key.Open(key, OLE2T(pszGUID)) == S_OK)
{
*szName = 0;
RegQueryValueEx(key.m_hKey, (LPTSTR)NULL, NULL, &dwType, (LPBYTE)szName, &dw);
OutputDebugString(_T("(CLSID\?\?\?) "));
OutputDebugString(szName);
goto cleanup;
}
OutputDebugString(OLE2T(pszGUID));
cleanup:
if (hr != S_OK)
OutputDebugString(_T(" - failed"));
OutputDebugString(_T("\n"));
CoTaskMemFree(pszGUID);
return hr;
}
#endif
HRESULT WINAPI CComObjectRootBase::_Break(void* /* pv */, REFIID iid, void** /* ppvObject */, DWORD_PTR /* dw */)
{
iid;
_ATLDUMPIID(iid, _T("Break due to QI for interface "), S_OK);
#ifdef _DEBUG
DebugBreak();
#endif
return S_FALSE;
}
HRESULT WINAPI CComObjectRootBase::_NoInterface(void* /* pv */, REFIID /* iid */, void** /* ppvObject */, DWORD_PTR /* dw */)
{
return E_NOINTERFACE;
}
HRESULT WINAPI CComObjectRootBase::_Creator(void* pv, REFIID iid, void** ppvObject, DWORD_PTR dw)
{
_ATL_CREATORDATA* pcd = (_ATL_CREATORDATA*)dw;
return pcd->pFunc(pv, iid, ppvObject);
}
HRESULT WINAPI CComObjectRootBase::_Delegate(void* pv, REFIID iid, void** ppvObject, DWORD_PTR dw)
{
HRESULT hRes = E_NOINTERFACE;
IUnknown* p = *(IUnknown**)((DWORD_PTR)pv + dw);
if (p != NULL)
hRes = p->QueryInterface(iid, ppvObject);
return hRes;
}
HRESULT WINAPI CComObjectRootBase::_Chain(void* pv, REFIID iid, void** ppvObject, DWORD_PTR dw)
{
_ATL_CHAINDATA* pcd = (_ATL_CHAINDATA*)dw;
void* p = (void*)((DWORD_PTR)pv + pcd->dwOffset);
return InternalQueryInterface(p, pcd->pFunc(), iid, ppvObject);
}
HRESULT WINAPI CComObjectRootBase::_Cache(void* pv, REFIID iid, void** ppvObject, DWORD_PTR dw)
{
HRESULT hRes = E_NOINTERFACE;
_ATL_CACHEDATA* pcd = (_ATL_CACHEDATA*)dw;
IUnknown** pp = (IUnknown**)((DWORD_PTR)pv + pcd->dwOffsetVar);
if (*pp == NULL)
hRes = pcd->pFunc(pv, IID_IUnknown, (void**)pp);
if (*pp != NULL)
hRes = (*pp)->QueryInterface(iid, ppvObject);
return hRes;
}
/////////////////////////////////////////////////////////////////////////////
// CComClassFactory
STDMETHODIMP CComClassFactory::CreateInstance(LPUNKNOWN pUnkOuter,
REFIID riid, void** ppvObj)
{
_ASSERTE(m_pfnCreateInstance != NULL);
HRESULT hRes = E_POINTER;
if (ppvObj != NULL)
{
*ppvObj = NULL;
// can't ask for anything other than IUnknown when aggregating
_ASSERTE((pUnkOuter == NULL) || InlineIsEqualUnknown(riid));
if ((pUnkOuter != NULL) && !InlineIsEqualUnknown(riid))
hRes = CLASS_E_NOAGGREGATION;
else
hRes = m_pfnCreateInstance(pUnkOuter, riid, ppvObj);
}
return hRes;
}
STDMETHODIMP CComClassFactory::LockServer(BOOL fLock)
{
if (fLock)
_Module.Lock();
else
_Module.Unlock();
return S_OK;
}
STDMETHODIMP CComClassFactory2Base::LockServer(BOOL fLock)
{
if (fLock)
_Module.Lock();
else
_Module.Unlock();
return S_OK;
}
#ifndef _ATL_NO_CONNECTION_POINTS
/////////////////////////////////////////////////////////////////////////////
// Connection Points
DWORD CComDynamicUnkArray::Add(IUnknown* pUnk)
{
ULONG iIndex;
IUnknown** pp = NULL;
if (m_nSize == 0) // no connections
{
m_pUnk = pUnk;
m_nSize = 1;
return 1;
}
else if (m_nSize == 1)
{
//create array
pp = (IUnknown**)malloc(sizeof(IUnknown*)*_DEFAULT_VECTORLENGTH);
if (pp == NULL)
return 0;
memset(pp, 0, sizeof(IUnknown*)*_DEFAULT_VECTORLENGTH);
*pp = m_pUnk;
m_ppUnk = pp;
m_nSize = _DEFAULT_VECTORLENGTH;
}
for (pp = begin();pp<end();pp++)
{
if (*pp == NULL)
{
*pp = pUnk;
iIndex = ULONG((pp-begin()));
return iIndex+1;
}
}
int nAlloc = m_nSize*2;
pp = (IUnknown**)realloc(m_ppUnk, sizeof(IUnknown*)*nAlloc);
if (pp == NULL)
return 0;
m_ppUnk = pp;
memset(&m_ppUnk[m_nSize], 0, sizeof(IUnknown*)*m_nSize);
m_ppUnk[m_nSize] = pUnk;
iIndex = m_nSize;
m_nSize = nAlloc;
return iIndex+1;
}
BOOL CComDynamicUnkArray::Remove(DWORD dwCookie)
{
ULONG iIndex;
if (dwCookie == NULL)
return FALSE;
if (m_nSize == 0)
return FALSE;
iIndex = dwCookie-1;
if (iIndex >= (ULONG)m_nSize)
{
return FALSE;
}
if (m_nSize == 1)
{
m_nSize = 0;
return TRUE;
}
begin()[iIndex] = NULL;
return TRUE;
}
#endif //!_ATL_NO_CONNECTION_POINTS
#endif //__ATLCOM_H__
/////////////////////////////////////////////////////////////////////////////
// Object Registry Support
static HRESULT WINAPI AtlRegisterProgID(LPCTSTR lpszCLSID, LPCTSTR lpszProgID, LPCTSTR lpszUserDesc)
{
CRegKey keyProgID;
LONG lRes = keyProgID.Create(HKEY_CLASSES_ROOT, lpszProgID);
if (lRes == ERROR_SUCCESS)
{
keyProgID.SetValue(lpszUserDesc);
keyProgID.SetKeyValue(_T("CLSID"), lpszCLSID);
return S_OK;
}
return HRESULT_FROM_WIN32(lRes);
}
void CComModule::AddCreateWndData(_AtlCreateWndData* pData, void* pObject)
{
pData->m_pThis = pObject;
pData->m_dwThreadID = ::GetCurrentThreadId();
::EnterCriticalSection(&m_csWindowCreate);
pData->m_pNext = m_pCreateWndList;
m_pCreateWndList = pData;
::LeaveCriticalSection(&m_csWindowCreate);
}
void* CComModule::ExtractCreateWndData()
{
::EnterCriticalSection(&m_csWindowCreate);
_AtlCreateWndData* pEntry = m_pCreateWndList;
if(pEntry == NULL)
{
::LeaveCriticalSection(&m_csWindowCreate);
return NULL;
}
DWORD dwThreadID = ::GetCurrentThreadId();
_AtlCreateWndData* pPrev = NULL;
while(pEntry != NULL)
{
if(pEntry->m_dwThreadID == dwThreadID)
{
if(pPrev == NULL)
m_pCreateWndList = pEntry->m_pNext;
else
pPrev->m_pNext = pEntry->m_pNext;
::LeaveCriticalSection(&m_csWindowCreate);
return pEntry->m_pThis;
}
pPrev = pEntry;
pEntry = pEntry->m_pNext;
}
::LeaveCriticalSection(&m_csWindowCreate);
return NULL;
}
#ifdef _ATL_STATIC_REGISTRY
// Statically linking to Registry Ponent
HRESULT WINAPI CComModule::UpdateRegistryFromResourceS(UINT nResID, BOOL bRegister,
struct _ATL_REGMAP_ENTRY* pMapEntries)
{
USES_CONVERSION;
CRegObject ro;
TCHAR szModule[_MAX_PATH];
GetModuleFileName(_Module.GetModuleInstance(), szModule, _MAX_PATH);
LPOLESTR pszModule = T2OLE(szModule);
ro.AddReplacement(OLESTR("Module"), pszModule);
if (NULL != pMapEntries)
{
while (NULL != pMapEntries->szKey)
{
_ASSERTE(NULL != pMapEntries->szData);
ro.AddReplacement(pMapEntries->szKey, pMapEntries->szData);
pMapEntries++;
}
}
LPCOLESTR szType = OLESTR("REGISTRY");
return (bRegister) ? ro.ResourceRegister(pszModule, nResID, szType) :
ro.ResourceUnregister(pszModule, nResID, szType);
}
HRESULT WINAPI CComModule::UpdateRegistryFromResourceS(LPCTSTR lpszRes, BOOL bRegister,
struct _ATL_REGMAP_ENTRY* pMapEntries)
{
USES_CONVERSION;
CRegObject ro;
TCHAR szModule[_MAX_PATH];
GetModuleFileName(_Module.GetModuleInstance(), szModule, _MAX_PATH);
LPOLESTR pszModule = T2OLE(szModule);
ro.AddReplacement(OLESTR("Module"), pszModule);
if (NULL != pMapEntries)
{
while (NULL != pMapEntries->szKey)
{
_ASSERTE(NULL != pMapEntries->szData);
ro.AddReplacement(pMapEntries->szKey, pMapEntries->szData);
pMapEntries++;
}
}
LPCOLESTR szType = OLESTR("REGISTRY");
LPCOLESTR pszRes = T2COLE(lpszRes);
return (bRegister) ? ro.ResourceRegisterSz(pszModule, pszRes, szType) :
ro.ResourceUnregisterSz(pszModule, pszRes, szType);
}
#endif // _ATL_STATIC_REGISTRY
HRESULT WINAPI CComModule::UpdateRegistryClass(const CLSID& clsid, LPCTSTR lpszProgID,
LPCTSTR lpszVerIndProgID, UINT nDescID, DWORD dwFlags, BOOL bRegister)
{
if (bRegister)
{
return RegisterClassHelper(clsid, lpszProgID, lpszVerIndProgID, nDescID,
dwFlags);
}
else
return UnregisterClassHelper(clsid, lpszProgID, lpszVerIndProgID);
}
HRESULT WINAPI CComModule::RegisterClassHelper(const CLSID& clsid, LPCTSTR lpszProgID,
LPCTSTR lpszVerIndProgID, UINT nDescID, DWORD dwFlags)
{
static const TCHAR szProgID[] = _T("ProgID");
static const TCHAR szVIProgID[] = _T("VersionIndependentProgID");
static const TCHAR szLS32[] = _T("LocalServer32");
static const TCHAR szIPS32[] = _T("InprocServer32");
static const TCHAR szThreadingModel[] = _T("ThreadingModel");
static const TCHAR szAUTPRX32[] = _T("AUTPRX32.DLL");
static const TCHAR szApartment[] = _T("Apartment");
static const TCHAR szBoth[] = _T("both");
USES_CONVERSION;
HRESULT hRes = S_OK;
TCHAR szDesc[256];
LoadString(m_hInst, nDescID, szDesc, 256);
TCHAR szModule[_MAX_PATH];
GetModuleFileName(m_hInst, szModule, _MAX_PATH);
LPOLESTR lpOleStr;
StringFromCLSID(clsid, &lpOleStr);
LPTSTR lpsz = OLE2T(lpOleStr);
hRes = AtlRegisterProgID(lpsz, lpszProgID, szDesc);
if (hRes == S_OK)
hRes = AtlRegisterProgID(lpsz, lpszVerIndProgID, szDesc);
LONG lRes = ERROR_SUCCESS;
if (hRes == S_OK)
{
CRegKey key;
LONG lRes = key.Open(HKEY_CLASSES_ROOT, _T("CLSID"));
if (lRes == ERROR_SUCCESS)
{
lRes = key.Create(key, lpsz);
if (lRes == ERROR_SUCCESS)
{
key.SetValue(szDesc);
key.SetKeyValue(szProgID, lpszProgID);
key.SetKeyValue(szVIProgID, lpszVerIndProgID);
if ((m_hInst == NULL) || (m_hInst == GetModuleHandle(NULL))) // register as EXE
key.SetKeyValue(szLS32, szModule);
else
{
key.SetKeyValue(szIPS32, (dwFlags & AUTPRXFLAG) ? szAUTPRX32 : szModule);
LPCTSTR lpszModel = (dwFlags & THREADFLAGS_BOTH) ? szBoth :
(dwFlags & THREADFLAGS_APARTMENT) ? szApartment : NULL;
if (lpszModel != NULL)
key.SetKeyValue(szIPS32, lpszModel, szThreadingModel);
}
}
}
}
CoTaskMemFree(lpOleStr);
if (lRes != ERROR_SUCCESS)
hRes = HRESULT_FROM_WIN32(lRes);
return hRes;
}
HRESULT WINAPI CComModule::UnregisterClassHelper(const CLSID& clsid, LPCTSTR lpszProgID,
LPCTSTR lpszVerIndProgID)
{
USES_CONVERSION;
CRegKey key;
key.Attach(HKEY_CLASSES_ROOT);
if (lpszProgID != NULL && lstrcmpi(lpszProgID, _T("")))
key.RecurseDeleteKey(lpszProgID);
if (lpszVerIndProgID != NULL && lstrcmpi(lpszVerIndProgID, _T("")))
key.RecurseDeleteKey(lpszVerIndProgID);
LPOLESTR lpOleStr;
StringFromCLSID(clsid, &lpOleStr);
LPTSTR lpsz = OLE2T(lpOleStr);
if (key.Open(key, _T("CLSID")) == ERROR_SUCCESS)
key.RecurseDeleteKey(lpsz);
CoTaskMemFree(lpOleStr);
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// CRegKey
LONG CRegKey::Close()
{
LONG lRes = ERROR_SUCCESS;
if (m_hKey != NULL)
{
lRes = RegCloseKey(m_hKey);
m_hKey = NULL;
}
return lRes;
}
LONG CRegKey::Create(HKEY hKeyParent, LPCTSTR lpszKeyName,
LPTSTR lpszClass, DWORD dwOptions, REGSAM samDesired,
LPSECURITY_ATTRIBUTES lpSecAttr, LPDWORD lpdwDisposition)
{
_ASSERTE(hKeyParent != NULL);
DWORD dw;
HKEY hKey = NULL;
LONG lRes = RegCreateKeyEx(hKeyParent, lpszKeyName, 0,
lpszClass, dwOptions, samDesired, lpSecAttr, &hKey, &dw);
if (lpdwDisposition != NULL)
*lpdwDisposition = dw;
if (lRes == ERROR_SUCCESS)
{
lRes = Close();
m_hKey = hKey;
}
return lRes;
}
LONG CRegKey::Open(HKEY hKeyParent, LPCTSTR lpszKeyName, REGSAM samDesired)
{
_ASSERTE(hKeyParent != NULL);
HKEY hKey = NULL;
LONG lRes = RegOpenKeyEx(hKeyParent, lpszKeyName, 0, samDesired, &hKey);
if (lRes == ERROR_SUCCESS)
{
lRes = Close();
_ASSERTE(lRes == ERROR_SUCCESS);
m_hKey = hKey;
}
return lRes;
}
LONG CRegKey::QueryValue(DWORD& dwValue, LPCTSTR lpszValueName)
{
DWORD dwType = NULL;
DWORD dwCount = sizeof(DWORD);
LONG lRes = RegQueryValueEx(m_hKey, (LPTSTR)lpszValueName, NULL, &dwType,
(LPBYTE)&dwValue, &dwCount);
_ASSERTE((lRes!=ERROR_SUCCESS) || (dwType == REG_DWORD));
_ASSERTE((lRes!=ERROR_SUCCESS) || (dwCount == sizeof(DWORD)));
return lRes;
}
LONG CRegKey::QueryValue(LPTSTR szValue, LPCTSTR lpszValueName, DWORD* pdwCount)
{
_ASSERTE(pdwCount != NULL);
DWORD dwType = NULL;
LONG lRes = RegQueryValueEx(m_hKey, (LPTSTR)lpszValueName, NULL, &dwType,
(LPBYTE)szValue, pdwCount);
_ASSERTE((lRes!=ERROR_SUCCESS) || (dwType == REG_SZ) ||
(dwType == REG_MULTI_SZ) || (dwType == REG_EXPAND_SZ));
return lRes;
}
LONG WINAPI CRegKey::SetValue(HKEY hKeyParent, LPCTSTR lpszKeyName, LPCTSTR lpszValue, LPCTSTR lpszValueName)
{
_ASSERTE(lpszValue != NULL);
CRegKey key;
LONG lRes = key.Create(hKeyParent, lpszKeyName);
if (lRes == ERROR_SUCCESS)
lRes = key.SetValue(lpszValue, lpszValueName);
return lRes;
}
LONG CRegKey::SetKeyValue(LPCTSTR lpszKeyName, LPCTSTR lpszValue, LPCTSTR lpszValueName)
{
_ASSERTE(lpszValue != NULL);
CRegKey key;
LONG lRes = key.Create(m_hKey, lpszKeyName);
if (lRes == ERROR_SUCCESS)
lRes = key.SetValue(lpszValue, lpszValueName);
return lRes;
}
LONG CRegKey::SetValue(DWORD dwValue, LPCTSTR lpszValueName)
{
_ASSERTE(m_hKey != NULL);
return RegSetValueEx(m_hKey, lpszValueName, NULL, REG_DWORD,
(BYTE * const)&dwValue, sizeof(DWORD));
}
HRESULT CRegKey::SetValue(LPCTSTR lpszValue, LPCTSTR lpszValueName)
{
_ASSERTE(lpszValue != NULL);
_ASSERTE(m_hKey != NULL);
return RegSetValueEx(m_hKey, lpszValueName, NULL, REG_SZ,
(BYTE * const)lpszValue, (lstrlen(lpszValue)+1)*sizeof(TCHAR));
}
//RecurseDeleteKey is necessary because on NT RegDeleteKey doesn't work if the
//specified key has subkeys
LONG CRegKey::RecurseDeleteKey(LPCTSTR lpszKey)
{
CRegKey key;
LONG lRes = key.Open(m_hKey, lpszKey);
if (lRes != ERROR_SUCCESS)
return lRes;
FILETIME time;
TCHAR szBuffer[256];
DWORD dwSize = 256;
while (RegEnumKeyEx(key.m_hKey, 0, szBuffer, &dwSize, NULL, NULL, NULL,
&time)==ERROR_SUCCESS)
{
lRes = key.RecurseDeleteKey(szBuffer);
if (lRes != ERROR_SUCCESS)
return lRes;
dwSize = 256;
}
key.Close();
return DeleteSubKey(lpszKey);
}
#ifdef __ATLCOM_H__
#ifndef _ATL_NO_SECURITY
CSecurityDescriptor::CSecurityDescriptor()
{
m_pSD = NULL;
m_pOwner = NULL;
m_pGroup = NULL;
m_pDACL = NULL;
m_pSACL= NULL;
}
CSecurityDescriptor::~CSecurityDescriptor()
{
if (m_pSD)
delete m_pSD;
if (m_pOwner)
free(m_pOwner);
if (m_pGroup)
free(m_pGroup);
if (m_pDACL)
free(m_pDACL);
if (m_pSACL)
free(m_pSACL);
}
HRESULT CSecurityDescriptor::Initialize()
{
if (m_pSD)
{
delete m_pSD;
m_pSD = NULL;
}
if (m_pOwner)
{
free(m_pOwner);
m_pOwner = NULL;
}
if (m_pGroup)
{
free(m_pGroup);
m_pGroup = NULL;
}
if (m_pDACL)
{
free(m_pDACL);
m_pDACL = NULL;
}
if (m_pSACL)
{
free(m_pSACL);
m_pSACL = NULL;
}
ATLTRY(m_pSD = new SECURITY_DESCRIPTOR);
if (!m_pSD)
return E_OUTOFMEMORY;
if (!InitializeSecurityDescriptor(m_pSD, SECURITY_DESCRIPTOR_REVISION))
{
HRESULT hr = HRESULT_FROM_WIN32(GetLastError());
delete m_pSD;
m_pSD = NULL;
_ASSERTE(FALSE);
return hr;
}
// Set the DACL to allow EVERYONE
SetSecurityDescriptorDacl(m_pSD, TRUE, NULL, FALSE);
return S_OK;
}
HRESULT CSecurityDescriptor::InitializeFromProcessToken(BOOL bDefaulted)
{
PSID pUserSid;
PSID pGroupSid;
HRESULT hr;
Initialize();
hr = GetProcessSids(&pUserSid, &pGroupSid);
if (FAILED(hr))
return hr;
hr = SetOwner(pUserSid, bDefaulted);
if (FAILED(hr))
return hr;
hr = SetGroup(pGroupSid, bDefaulted);
if (FAILED(hr))
return hr;
return S_OK;
}
HRESULT CSecurityDescriptor::InitializeFromThreadToken(BOOL bDefaulted, BOOL bRevertToProcessToken)
{
PSID pUserSid;
PSID pGroupSid;
HRESULT hr;
Initialize();
hr = GetThreadSids(&pUserSid, &pGroupSid);
if (HRESULT_CODE(hr) == ERROR_NO_TOKEN && bRevertToProcessToken)
hr = GetProcessSids(&pUserSid, &pGroupSid);
if (FAILED(hr))
return hr;
hr = SetOwner(pUserSid, bDefaulted);
if (FAILED(hr))
return hr;
hr = SetGroup(pGroupSid, bDefaulted);
if (FAILED(hr))
return hr;
return S_OK;
}
HRESULT CSecurityDescriptor::SetOwner(PSID pOwnerSid, BOOL bDefaulted)
{
_ASSERTE(m_pSD);
// Mark the SD as having no owner
if (!SetSecurityDescriptorOwner(m_pSD, NULL, bDefaulted))
{
HRESULT hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
return hr;
}
if (m_pOwner)
{
free(m_pOwner);
m_pOwner = NULL;
}
// If they asked for no owner don't do the copy
if (pOwnerSid == NULL)
return S_OK;
// Make a copy of the Sid for the return value
DWORD dwSize = GetLengthSid(pOwnerSid);
m_pOwner = (PSID) malloc(dwSize);
if (!m_pOwner)
{
// Insufficient memory to allocate Sid
_ASSERTE(FALSE);
return E_OUTOFMEMORY;
}
if (!CopySid(dwSize, m_pOwner, pOwnerSid))
{
HRESULT hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
free(m_pOwner);
m_pOwner = NULL;
return hr;
}
_ASSERTE(IsValidSid(m_pOwner));
if (!SetSecurityDescriptorOwner(m_pSD, m_pOwner, bDefaulted))
{
HRESULT hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
free(m_pOwner);
m_pOwner = NULL;
return hr;
}
return S_OK;
}
HRESULT CSecurityDescriptor::SetGroup(PSID pGroupSid, BOOL bDefaulted)
{
_ASSERTE(m_pSD);
// Mark the SD as having no Group
if (!SetSecurityDescriptorGroup(m_pSD, NULL, bDefaulted))
{
HRESULT hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
return hr;
}
if (m_pGroup)
{
free(m_pGroup);
m_pGroup = NULL;
}
// If they asked for no Group don't do the copy
if (pGroupSid == NULL)
return S_OK;
// Make a copy of the Sid for the return value
DWORD dwSize = GetLengthSid(pGroupSid);
m_pGroup = (PSID) malloc(dwSize);
if (!m_pGroup)
{
// Insufficient memory to allocate Sid
_ASSERTE(FALSE);
return E_OUTOFMEMORY;
}
if (!CopySid(dwSize, m_pGroup, pGroupSid))
{
HRESULT hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
free(m_pGroup);
m_pGroup = NULL;
return hr;
}
_ASSERTE(IsValidSid(m_pGroup));
if (!SetSecurityDescriptorGroup(m_pSD, m_pGroup, bDefaulted))
{
HRESULT hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
free(m_pGroup);
m_pGroup = NULL;
return hr;
}
return S_OK;
}
HRESULT CSecurityDescriptor::Allow(LPCTSTR pszPrincipal, DWORD dwAccessMask)
{
HRESULT hr = AddAccessAllowedACEToACL(&m_pDACL, pszPrincipal, dwAccessMask);
if (SUCCEEDED(hr))
SetSecurityDescriptorDacl(m_pSD, TRUE, m_pDACL, FALSE);
return hr;
}
HRESULT CSecurityDescriptor::Deny(LPCTSTR pszPrincipal, DWORD dwAccessMask)
{
HRESULT hr = AddAccessDeniedACEToACL(&m_pDACL, pszPrincipal, dwAccessMask);
if (SUCCEEDED(hr))
SetSecurityDescriptorDacl(m_pSD, TRUE, m_pDACL, FALSE);
return hr;
}
HRESULT CSecurityDescriptor::Revoke(LPCTSTR pszPrincipal)
{
HRESULT hr = RemovePrincipalFromACL(m_pDACL, pszPrincipal);
if (SUCCEEDED(hr))
SetSecurityDescriptorDacl(m_pSD, TRUE, m_pDACL, FALSE);
return hr;
}
HRESULT CSecurityDescriptor::GetProcessSids(PSID* ppUserSid, PSID* ppGroupSid)
{
BOOL bRes;
HRESULT hr;
HANDLE hToken = NULL;
if (ppUserSid)
*ppUserSid = NULL;
if (ppGroupSid)
*ppGroupSid = NULL;
bRes = OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken);
if (!bRes)
{
// Couldn't open process token
hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
return hr;
}
hr = GetTokenSids(hToken, ppUserSid, ppGroupSid);
return hr;
}
HRESULT CSecurityDescriptor::GetThreadSids(PSID* ppUserSid, PSID* ppGroupSid, BOOL bOpenAsSelf)
{
BOOL bRes;
HRESULT hr;
HANDLE hToken = NULL;
if (ppUserSid)
*ppUserSid = NULL;
if (ppGroupSid)
*ppGroupSid = NULL;
bRes = OpenThreadToken(GetCurrentThread(), TOKEN_QUERY, bOpenAsSelf, &hToken);
if (!bRes)
{
// Couldn't open thread token
hr = HRESULT_FROM_WIN32(GetLastError());
return hr;
}
hr = GetTokenSids(hToken, ppUserSid, ppGroupSid);
return hr;
}
HRESULT CSecurityDescriptor::GetTokenSids(HANDLE hToken, PSID* ppUserSid, PSID* ppGroupSid)
{
DWORD dwSize;
HRESULT hr;
PTOKEN_USER ptkUser = NULL;
PTOKEN_PRIMARY_GROUP ptkGroup = NULL;
if (ppUserSid)
*ppUserSid = NULL;
if (ppGroupSid)
*ppGroupSid = NULL;
if (ppUserSid)
{
// Get length required for TokenUser by specifying buffer length of 0
GetTokenInformation(hToken, TokenUser, NULL, 0, &dwSize);
hr = GetLastError();
if (hr != ERROR_INSUFFICIENT_BUFFER)
{
// Expected ERROR_INSUFFICIENT_BUFFER
_ASSERTE(FALSE);
hr = HRESULT_FROM_WIN32(hr);
goto failed;
}
ptkUser = (TOKEN_USER*) malloc(dwSize);
if (!ptkUser)
{
// Insufficient memory to allocate TOKEN_USER
_ASSERTE(FALSE);
hr = E_OUTOFMEMORY;
goto failed;
}
// Get Sid of process token.
if (!GetTokenInformation(hToken, TokenUser, ptkUser, dwSize, &dwSize))
{
// Couldn't get user info
hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
goto failed;
}
// Make a copy of the Sid for the return value
dwSize = GetLengthSid(ptkUser->User.Sid);
PSID pSid = (PSID) malloc(dwSize);
if (!pSid)
{
// Insufficient memory to allocate Sid
_ASSERTE(FALSE);
hr = E_OUTOFMEMORY;
goto failed;
}
if (!CopySid(dwSize, pSid, ptkUser->User.Sid))
{
hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
goto failed;
}
_ASSERTE(IsValidSid(pSid));
*ppUserSid = pSid;
free(ptkUser);
}
if (ppGroupSid)
{
// Get length required for TokenPrimaryGroup by specifying buffer length of 0
GetTokenInformation(hToken, TokenPrimaryGroup, NULL, 0, &dwSize);
hr = GetLastError();
if (hr != ERROR_INSUFFICIENT_BUFFER)
{
// Expected ERROR_INSUFFICIENT_BUFFER
_ASSERTE(FALSE);
hr = HRESULT_FROM_WIN32(hr);
goto failed;
}
ptkGroup = (TOKEN_PRIMARY_GROUP*) malloc(dwSize);
if (!ptkGroup)
{
// Insufficient memory to allocate TOKEN_USER
_ASSERTE(FALSE);
hr = E_OUTOFMEMORY;
goto failed;
}
// Get Sid of process token.
if (!GetTokenInformation(hToken, TokenPrimaryGroup, ptkGroup, dwSize, &dwSize))
{
// Couldn't get user info
hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
goto failed;
}
// Make a copy of the Sid for the return value
dwSize = GetLengthSid(ptkGroup->PrimaryGroup);
PSID pSid = (PSID) malloc(dwSize);
if (!pSid)
{
// Insufficient memory to allocate Sid
_ASSERTE(FALSE);
hr = E_OUTOFMEMORY;
goto failed;
}
if (!CopySid(dwSize, pSid, ptkGroup->PrimaryGroup))
{
hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
goto failed;
}
_ASSERTE(IsValidSid(pSid));
*ppGroupSid = pSid;
free(ptkGroup);
}
return S_OK;
failed:
if (ptkUser)
free(ptkUser);
if (ptkGroup)
free (ptkGroup);
return hr;
}
HRESULT CSecurityDescriptor::GetCurrentUserSID(PSID *ppSid)
{
HANDLE tkHandle;
if (OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &tkHandle))
{
TOKEN_USER *tkUser;
DWORD tkSize;
DWORD sidLength;
// Call to get size information for alloc
GetTokenInformation(tkHandle, TokenUser, NULL, 0, &tkSize);
tkUser = (TOKEN_USER *) malloc(tkSize);
// Now make the real call
if (GetTokenInformation(tkHandle, TokenUser, tkUser, tkSize, &tkSize))
{
sidLength = GetLengthSid(tkUser->User.Sid);
*ppSid = (PSID) malloc(sidLength);
memcpy(*ppSid, tkUser->User.Sid, sidLength);
CloseHandle(tkHandle);
free(tkUser);
return S_OK;
}
else
{
free(tkUser);
return HRESULT_FROM_WIN32(GetLastError());
}
}
return HRESULT_FROM_WIN32(GetLastError());
}
HRESULT CSecurityDescriptor::GetPrincipalSID(LPCTSTR pszPrincipal, PSID *ppSid)
{
HRESULT hr;
LPTSTR pszRefDomain = NULL;
DWORD dwDomainSize = 0;
DWORD dwSidSize = 0;
SID_NAME_USE snu;
// Call to get size info for alloc
LookupAccountName(NULL, pszPrincipal, *ppSid, &dwSidSize, pszRefDomain, &dwDomainSize, &snu);
hr = GetLastError();
if (hr != ERROR_INSUFFICIENT_BUFFER)
return HRESULT_FROM_WIN32(hr);
ATLTRY(pszRefDomain = new TCHAR[dwDomainSize]);
if (pszRefDomain == NULL)
return E_OUTOFMEMORY;
*ppSid = (PSID) malloc(dwSidSize);
if (*ppSid != NULL)
{
if (!LookupAccountName(NULL, pszPrincipal, *ppSid, &dwSidSize, pszRefDomain, &dwDomainSize, &snu))
{
free(*ppSid);
*ppSid = NULL;
delete[] pszRefDomain;
return HRESULT_FROM_WIN32(GetLastError());
}
delete[] pszRefDomain;
return S_OK;
}
delete[] pszRefDomain;
return E_OUTOFMEMORY;
}
HRESULT CSecurityDescriptor::Attach(PSECURITY_DESCRIPTOR pSelfRelativeSD)
{
PACL pDACL = NULL;
PACL pSACL = NULL;
BOOL bDACLPresent, bSACLPresent;
BOOL bDefaulted;
PACL m_pDACL = NULL;
ACCESS_ALLOWED_ACE* pACE;
HRESULT hr;
PSID pUserSid;
PSID pGroupSid;
hr = Initialize();
if(FAILED(hr))
return hr;
// get the existing DACL.
if (!GetSecurityDescriptorDacl(pSelfRelativeSD, &bDACLPresent, &pDACL, &bDefaulted))
goto failed;
if (bDACLPresent)
{
if (pDACL)
{
// allocate new DACL.
m_pDACL = (PACL) malloc(pDACL->AclSize);
if (!m_pDACL)
goto failed;
// initialize the DACL
if (!InitializeAcl(m_pDACL, pDACL->AclSize, ACL_REVISION))
goto failed;
// copy the ACES
for (int i = 0; i < pDACL->AceCount; i++)
{
if (!GetAce(pDACL, i, (void **)&pACE))
goto failed;
if (!AddAccessAllowedAce(m_pDACL, ACL_REVISION, pACE->Mask, (PSID)&(pACE->SidStart)))
goto failed;
}
if (!IsValidAcl(m_pDACL))
goto failed;
}
// set the DACL
if (!SetSecurityDescriptorDacl(m_pSD, m_pDACL ? TRUE : FALSE, m_pDACL, bDefaulted))
goto failed;
}
// get the existing SACL.
if (!GetSecurityDescriptorSacl(pSelfRelativeSD, &bSACLPresent, &pSACL, &bDefaulted))
goto failed;
if (bSACLPresent)
{
if (pSACL)
{
// allocate new SACL.
m_pSACL = (PACL) malloc(pSACL->AclSize);
if (!m_pSACL)
goto failed;
// initialize the SACL
if (!InitializeAcl(m_pSACL, pSACL->AclSize, ACL_REVISION))
goto failed;
// copy the ACES
for (int i = 0; i < pSACL->AceCount; i++)
{
if (!GetAce(pSACL, i, (void **)&pACE))
goto failed;
if (!AddAccessAllowedAce(m_pSACL, ACL_REVISION, pACE->Mask, (PSID)&(pACE->SidStart)))
goto failed;
}
if (!IsValidAcl(m_pSACL))
goto failed;
}
// set the SACL
if (!SetSecurityDescriptorSacl(m_pSD, m_pSACL ? TRUE : FALSE, m_pSACL, bDefaulted))
goto failed;
}
if (!GetSecurityDescriptorOwner(m_pSD, &pUserSid, &bDefaulted))
goto failed;
if (FAILED(SetOwner(pUserSid, bDefaulted)))
goto failed;
if (!GetSecurityDescriptorGroup(m_pSD, &pGroupSid, &bDefaulted))
goto failed;
if (FAILED(SetGroup(pGroupSid, bDefaulted)))
goto failed;
if (!IsValidSecurityDescriptor(m_pSD))
goto failed;
return hr;
failed:
if (m_pDACL)
free(m_pDACL);
if (m_pSD)
free(m_pSD);
return E_UNEXPECTED;
}
HRESULT CSecurityDescriptor::AttachObject(HANDLE hObject)
{
HRESULT hr;
DWORD dwSize = 0;
PSECURITY_DESCRIPTOR pSD = NULL;
GetKernelObjectSecurity(hObject, OWNER_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION |
DACL_SECURITY_INFORMATION, pSD, 0, &dwSize);
hr = GetLastError();
if (hr != ERROR_INSUFFICIENT_BUFFER)
return HRESULT_FROM_WIN32(hr);
pSD = (PSECURITY_DESCRIPTOR) malloc(dwSize);
if (!GetKernelObjectSecurity(hObject, OWNER_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION |
DACL_SECURITY_INFORMATION, pSD, dwSize, &dwSize))
{
hr = HRESULT_FROM_WIN32(GetLastError());
free(pSD);
return hr;
}
hr = Attach(pSD);
free(pSD);
return hr;
}
HRESULT CSecurityDescriptor::CopyACL(PACL pDest, PACL pSrc)
{
ACL_SIZE_INFORMATION aclSizeInfo;
LPVOID pAce;
ACE_HEADER *aceHeader;
if (pSrc == NULL)
return S_OK;
if (!GetAclInformation(pSrc, (LPVOID) &aclSizeInfo, sizeof(ACL_SIZE_INFORMATION), AclSizeInformation))
return HRESULT_FROM_WIN32(GetLastError());
// Copy all of the ACEs to the new ACL
for (UINT i = 0; i < aclSizeInfo.AceCount; i++)
{
if (!GetAce(pSrc, i, &pAce))
return HRESULT_FROM_WIN32(GetLastError());
aceHeader = (ACE_HEADER *) pAce;
if (!AddAce(pDest, ACL_REVISION, 0xffffffff, pAce, aceHeader->AceSize))
return HRESULT_FROM_WIN32(GetLastError());
}
return S_OK;
}
HRESULT CSecurityDescriptor::AddAccessDeniedACEToACL(PACL *ppAcl, LPCTSTR pszPrincipal, DWORD dwAccessMask)
{
ACL_SIZE_INFORMATION aclSizeInfo;
int aclSize;
DWORD returnValue;
PSID principalSID;
PACL oldACL, newACL;
oldACL = *ppAcl;
returnValue = GetPrincipalSID(pszPrincipal, &principalSID);
if (FAILED(returnValue))
return returnValue;
aclSizeInfo.AclBytesInUse = 0;
if (*ppAcl != NULL)
GetAclInformation(oldACL, (LPVOID) &aclSizeInfo, sizeof(ACL_SIZE_INFORMATION), AclSizeInformation);
aclSize = aclSizeInfo.AclBytesInUse + sizeof(ACL) + sizeof(ACCESS_DENIED_ACE) + GetLengthSid(principalSID) - sizeof(DWORD);
ATLTRY(newACL = (PACL) new BYTE[aclSize]);
if (!InitializeAcl(newACL, aclSize, ACL_REVISION))
{
free(principalSID);
return HRESULT_FROM_WIN32(GetLastError());
}
if (!AddAccessDeniedAce(newACL, ACL_REVISION2, dwAccessMask, principalSID))
{
free(principalSID);
return HRESULT_FROM_WIN32(GetLastError());
}
returnValue = CopyACL(newACL, oldACL);
if (FAILED(returnValue))
{
free(principalSID);
return returnValue;
}
*ppAcl = newACL;
if (oldACL != NULL)
free(oldACL);
free(principalSID);
return S_OK;
}
HRESULT CSecurityDescriptor::AddAccessAllowedACEToACL(PACL *ppAcl, LPCTSTR pszPrincipal, DWORD dwAccessMask)
{
ACL_SIZE_INFORMATION aclSizeInfo;
int aclSize;
DWORD returnValue;
PSID principalSID;
PACL oldACL, newACL;
oldACL = *ppAcl;
returnValue = GetPrincipalSID(pszPrincipal, &principalSID);
if (FAILED(returnValue))
return returnValue;
aclSizeInfo.AclBytesInUse = 0;
if (*ppAcl != NULL)
GetAclInformation(oldACL, (LPVOID) &aclSizeInfo, (DWORD) sizeof(ACL_SIZE_INFORMATION), AclSizeInformation);
aclSize = aclSizeInfo.AclBytesInUse + sizeof(ACL) + sizeof(ACCESS_ALLOWED_ACE) + GetLengthSid(principalSID) - sizeof(DWORD);
ATLTRY(newACL = (PACL) new BYTE[aclSize]);
if (!InitializeAcl(newACL, aclSize, ACL_REVISION))
{
free(principalSID);
return HRESULT_FROM_WIN32(GetLastError());
}
returnValue = CopyACL(newACL, oldACL);
if (FAILED(returnValue))
{
free(principalSID);
return returnValue;
}
if (!AddAccessAllowedAce(newACL, ACL_REVISION2, dwAccessMask, principalSID))
{
free(principalSID);
return HRESULT_FROM_WIN32(GetLastError());
}
*ppAcl = newACL;
if (oldACL != NULL)
free(oldACL);
free(principalSID);
return S_OK;
}
HRESULT CSecurityDescriptor::RemovePrincipalFromACL(PACL pAcl, LPCTSTR pszPrincipal)
{
ACL_SIZE_INFORMATION aclSizeInfo;
ULONG i;
LPVOID ace;
ACCESS_ALLOWED_ACE *accessAllowedAce;
ACCESS_DENIED_ACE *accessDeniedAce;
SYSTEM_AUDIT_ACE *systemAuditAce;
PSID principalSID;
DWORD returnValue;
ACE_HEADER *aceHeader;
returnValue = GetPrincipalSID(pszPrincipal, &principalSID);
if (FAILED(returnValue))
return returnValue;
GetAclInformation(pAcl, (LPVOID) &aclSizeInfo, (DWORD) sizeof(ACL_SIZE_INFORMATION), AclSizeInformation);
for (i = 0; i < aclSizeInfo.AceCount; i++)
{
if (!GetAce(pAcl, i, &ace))
{
free(principalSID);
return HRESULT_FROM_WIN32(GetLastError());
}
aceHeader = (ACE_HEADER *) ace;
if (aceHeader->AceType == ACCESS_ALLOWED_ACE_TYPE)
{
accessAllowedAce = (ACCESS_ALLOWED_ACE *) ace;
if (EqualSid(principalSID, (PSID) &accessAllowedAce->SidStart))
{
DeleteAce(pAcl, i);
free(principalSID);
return S_OK;
}
} else
if (aceHeader->AceType == ACCESS_DENIED_ACE_TYPE)
{
accessDeniedAce = (ACCESS_DENIED_ACE *) ace;
if (EqualSid(principalSID, (PSID) &accessDeniedAce->SidStart))
{
DeleteAce(pAcl, i);
free(principalSID);
return S_OK;
}
} else
if (aceHeader->AceType == SYSTEM_AUDIT_ACE_TYPE)
{
systemAuditAce = (SYSTEM_AUDIT_ACE *) ace;
if (EqualSid(principalSID, (PSID) &systemAuditAce->SidStart))
{
DeleteAce(pAcl, i);
free(principalSID);
return S_OK;
}
}
}
free(principalSID);
return S_OK;
}
HRESULT CSecurityDescriptor::SetPrivilege(LPCTSTR privilege, BOOL bEnable, HANDLE hToken)
{
HRESULT hr;
TOKEN_PRIVILEGES tpPrevious;
TOKEN_PRIVILEGES tp;
DWORD cbPrevious = sizeof(TOKEN_PRIVILEGES);
LUID luid;
// if no token specified open process token
if (hToken == 0)
{
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))
{
hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
return hr;
}
}
if (!LookupPrivilegeValue(NULL, privilege, &luid ))
{
hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
return hr;
}
tp.PrivilegeCount = 1;
tp.Privileges[0].Luid = luid;
tp.Privileges[0].Attributes = 0;
if (!AdjustTokenPrivileges(hToken, FALSE, &tp, sizeof(TOKEN_PRIVILEGES), &tpPrevious, &cbPrevious))
{
hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
return hr;
}
tpPrevious.PrivilegeCount = 1;
tpPrevious.Privileges[0].Luid = luid;
if (bEnable)
tpPrevious.Privileges[0].Attributes |= (SE_PRIVILEGE_ENABLED);
else
tpPrevious.Privileges[0].Attributes ^= (SE_PRIVILEGE_ENABLED & tpPrevious.Privileges[0].Attributes);
if (!AdjustTokenPrivileges(hToken, FALSE, &tpPrevious, cbPrevious, NULL, NULL))
{
hr = HRESULT_FROM_WIN32(GetLastError());
_ASSERTE(FALSE);
return hr;
}
return S_OK;
}
#endif //_ATL_NO_SECURITY
#endif //__ATLCOM_H__
#ifdef _DEBUG
void _cdecl AtlTrace(LPCTSTR lpszFormat, ...)
{
va_list args;
va_start(args, lpszFormat);
int nBuf;
TCHAR szBuffer[512];
nBuf = _vstprintf(szBuffer, lpszFormat, args);
_ASSERTE(nBuf < sizeof(szBuffer));
OutputDebugString(szBuffer);
va_end(args);
}
#endif
#ifndef ATL_NO_NAMESPACE
}; //namespace ATL
#endif
///////////////////////////////////////////////////////////////////////////////
//All Global stuff goes below this line
///////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Minimize CRT
// Specify DllMain as EntryPoint
// Turn off exception handling
// Define _ATL_MIN_CRT
#ifdef _ATL_MIN_CRT
/////////////////////////////////////////////////////////////////////////////
// Startup Code
#if defined(_WINDLL) || defined(_USRDLL)
// Declare DllMain
extern "C" BOOL WINAPI DllMain(HANDLE hDllHandle, DWORD dwReason, LPVOID lpReserved);
extern "C" BOOL WINAPI _DllMainCRTStartup(HANDLE hDllHandle, DWORD dwReason, LPVOID lpReserved)
{
return DllMain(hDllHandle, dwReason, lpReserved);
}
#else
// wWinMain is not defined in winbase.h.
extern "C" int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nShowCmd);
#define SPACECHAR _T(' ')
#define DQUOTECHAR _T('\"')
#ifdef _UNICODE
extern "C" void wWinMainCRTStartup()
#else // _UNICODE
extern "C" void WinMainCRTStartup()
#endif // _UNICODE
{
LPTSTR lpszCommandLine = ::GetCommandLine();
if(lpszCommandLine == NULL)
::ExitProcess((UINT)-1);
// Skip past program name (first token in command line).
// Check for and handle quoted program name.
if(*lpszCommandLine == DQUOTECHAR)
{
// Scan, and skip over, subsequent characters until
// another double-quote or a null is encountered.
do
{
lpszCommandLine = ::CharNext(lpszCommandLine);
}
while((*lpszCommandLine != DQUOTECHAR) && (*lpszCommandLine != _T('\0')));
// If we stopped on a double-quote (usual case), skip over it.
if(*lpszCommandLine == DQUOTECHAR)
lpszCommandLine = ::CharNext(lpszCommandLine);
}
else
{
while(*lpszCommandLine > SPACECHAR)
lpszCommandLine = ::CharNext(lpszCommandLine);
}
// Skip past any white space preceeding the second token.
while(*lpszCommandLine && (*lpszCommandLine <= SPACECHAR))
lpszCommandLine = ::CharNext(lpszCommandLine);
STARTUPINFO StartupInfo;
StartupInfo.dwFlags = 0;
::GetStartupInfo(&StartupInfo);
int nRet = _tWinMain(::GetModuleHandle(NULL), NULL, lpszCommandLine,
(StartupInfo.dwFlags & STARTF_USESHOWWINDOW) ?
StartupInfo.wShowWindow : SW_SHOWDEFAULT);
::ExitProcess((UINT)nRet);
}
#endif // defined(_WINDLL) | defined(_USRDLL)
/////////////////////////////////////////////////////////////////////////////
// Heap Allocation
#ifndef _DEBUG
#ifndef _MERGE_PROXYSTUB
//rpcproxy.h does the same thing as this
int __cdecl _purecall()
{
#ifdef _DEBUG
DebugBreak();
#endif
return 0;
}
#endif
#if !defined(_M_ALPHA) && !defined(_M_PPC)
//RISC always initializes floating point and always defines _fltused
extern "C" const int _fltused = 0;
#endif
void* __cdecl malloc(size_t n)
{
if (_Module.m_hHeap == NULL)
{
_Module.m_hHeap = HeapCreate(0, 0, 0);
if (_Module.m_hHeap == NULL)
return NULL;
}
_ASSERTE(_Module.m_hHeap != NULL);
#ifdef _MALLOC_ZEROINIT
return HeapAlloc(_Module.m_hHeap, HEAP_ZERO_MEMORY, n);
#else
return HeapAlloc(_Module.m_hHeap, 0, n);
#endif
}
void* __cdecl calloc(size_t n, size_t s)
{
return malloc(n * s);
}
void* __cdecl realloc(void* p, size_t n)
{
_ASSERTE(_Module.m_hHeap != NULL);
#ifdef _MALLOC_ZEROINIT
return (p == NULL) ? malloc(n) : HeapReAlloc(_Module.m_hHeap, HEAP_ZERO_MEMORY, p, n);
#else
return (p == NULL) ? malloc(n) : HeapReAlloc(_Module.m_hHeap, 0, p, n);
#endif
}
void __cdecl free(void* p)
{
_ASSERTE(_Module.m_hHeap != NULL);
HeapFree(_Module.m_hHeap, 0, p);
}
void* __cdecl operator new(size_t n)
{
return malloc(n);
}
void __cdecl operator delete(void* p)
{
free(p);
}
#endif //_DEBUG
#endif //_ATL_MIN_CRT
#ifndef _ATL_DLL
#ifndef ATL_NO_NAMESPACE
#ifndef _ATL_DLL_IMPL
namespace ATL
{
#endif
#endif
/////////////////////////////////////////////////////////////////////////////
// statics
static UINT WINAPI AtlGetDirLen(LPCOLESTR lpszPathName)
{
_ASSERTE(lpszPathName != NULL);
// always capture the complete file name including extension (if present)
LPCOLESTR lpszTemp = lpszPathName;
for (LPCOLESTR lpsz = lpszPathName; *lpsz != NULL; )
{
LPCOLESTR lp = CharNextO(lpsz);
// remember last directory/drive separator
if (*lpsz == OLESTR('\\') || *lpsz == OLESTR('/') || *lpsz == OLESTR(':'))
lpszTemp = lp;
lpsz = lp;
}
return lpszTemp-lpszPathName;
}
/////////////////////////////////////////////////////////////////////////////
// QI support
ATLAPI AtlInternalQueryInterface(void* pThis,
const _ATL_INTMAP_ENTRY* pEntries, REFIID iid, void** ppvObject)
{
_ASSERTE(pThis != NULL);
// First entry in the com map should be a simple map entry
_ASSERTE(pEntries->pFunc == _ATL_SIMPLEMAPENTRY);
if (ppvObject == NULL)
return E_POINTER;
*ppvObject = NULL;
if (InlineIsEqualUnknown(iid)) // use first interface
{
IUnknown* pUnk = (IUnknown*)((int)pThis+pEntries->dw);
pUnk->AddRef();
*ppvObject = pUnk;
return S_OK;
}
while (pEntries->pFunc != NULL)
{
BOOL bBlind = (pEntries->piid == NULL);
if (bBlind || InlineIsEqualGUID(*(pEntries->piid), iid))
{
if (pEntries->pFunc == _ATL_SIMPLEMAPENTRY) //offset
{
_ASSERTE(!bBlind);
IUnknown* pUnk = (IUnknown*)((int)pThis+pEntries->dw);
pUnk->AddRef();
*ppvObject = pUnk;
return S_OK;
}
else //actual function call
{
HRESULT hRes = pEntries->pFunc(pThis,
iid, ppvObject, pEntries->dw);
if (hRes == S_OK || (!bBlind && FAILED(hRes)))
return hRes;
}
}
pEntries++;
}
return E_NOINTERFACE;
}
/////////////////////////////////////////////////////////////////////////////
// Smart Pointer helpers
ATLAPI_(IUnknown*) AtlComPtrAssign(IUnknown** pp, IUnknown* lp)
{
if (lp != NULL)
lp->AddRef();
if (*pp)
(*pp)->Release();
*pp = lp;
return lp;
}
ATLAPI_(IUnknown*) AtlComQIPtrAssign(IUnknown** pp, IUnknown* lp, REFIID riid)
{
IUnknown* pTemp = *pp;
*pp = NULL;
if (lp != NULL)
lp->QueryInterface(riid, (void**)pp);
if (pTemp)
pTemp->Release();
return *pp;
}
/////////////////////////////////////////////////////////////////////////////
// Inproc Marshaling helpers
ATLAPI AtlFreeMarshalStream(IStream* pStream)
{
if (pStream != NULL)
{
CoReleaseMarshalData(pStream);
pStream->Release();
}
return S_OK;
}
ATLAPI AtlMarshalPtrInProc(IUnknown* pUnk, const IID& iid, IStream** ppStream)
{
HRESULT hRes = CreateStreamOnHGlobal(NULL, TRUE, ppStream);
if (SUCCEEDED(hRes))
{
hRes = CoMarshalInterface(*ppStream, iid,
pUnk, MSHCTX_INPROC, NULL, MSHLFLAGS_TABLESTRONG);
if (FAILED(hRes))
{
(*ppStream)->Release();
*ppStream = NULL;
}
}
return hRes;
}
ATLAPI AtlUnmarshalPtr(IStream* pStream, const IID& iid, IUnknown** ppUnk)
{
*ppUnk = NULL;
HRESULT hRes = E_INVALIDARG;
if (pStream != NULL)
{
LARGE_INTEGER l;
l.QuadPart = 0;
pStream->Seek(l, STREAM_SEEK_SET, NULL);
hRes = CoUnmarshalInterface(pStream, iid, (void**)ppUnk);
}
return hRes;
}
ATLAPI_(BOOL) AtlWaitWithMessageLoop(HANDLE hEvent)
{
DWORD dwRet;
MSG msg;
while(1)
{
dwRet = MsgWaitForMultipleObjects(1, &hEvent, FALSE, INFINITE, QS_ALLINPUT);
if (dwRet == WAIT_OBJECT_0)
return TRUE; // The event was signaled
if (dwRet != WAIT_OBJECT_0 + 1)
break; // Something else happened
// There is one or more window message available. Dispatch them
while(PeekMessage(&msg,NULL,NULL,NULL,PM_REMOVE))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
if (WaitForSingleObject(hEvent, 0) == WAIT_OBJECT_0)
return TRUE; // Event is now signaled.
}
}
return FALSE;
}
/////////////////////////////////////////////////////////////////////////////
// Connection Point Helpers
ATLAPI AtlAdvise(IUnknown* pUnkCP, IUnknown* pUnk, const IID& iid, LPDWORD pdw)
{
CComPtr<IConnectionPointContainer> pCPC;
CComPtr<IConnectionPoint> pCP;
HRESULT hRes = pUnkCP->QueryInterface(IID_IConnectionPointContainer, (void**)&pCPC);
if (SUCCEEDED(hRes))
hRes = pCPC->FindConnectionPoint(iid, &pCP);
if (SUCCEEDED(hRes))
hRes = pCP->Advise(pUnk, pdw);
return hRes;
}
ATLAPI AtlUnadvise(IUnknown* pUnkCP, const IID& iid, DWORD dw)
{
CComPtr<IConnectionPointContainer> pCPC;
CComPtr<IConnectionPoint> pCP;
HRESULT hRes = pUnkCP->QueryInterface(IID_IConnectionPointContainer, (void**)&pCPC);
if (SUCCEEDED(hRes))
hRes = pCPC->FindConnectionPoint(iid, &pCP);
if (SUCCEEDED(hRes))
hRes = pCP->Unadvise(dw);
return hRes;
}
/////////////////////////////////////////////////////////////////////////////
// IDispatch Error handling
ATLAPI AtlSetErrorInfo(const CLSID& clsid, LPCOLESTR lpszDesc, DWORD dwHelpID,
LPCOLESTR lpszHelpFile, const IID& iid, HRESULT hRes, HINSTANCE hInst)
{
USES_CONVERSION;
TCHAR szDesc[1024];
szDesc[0] = NULL;
// For a valid HRESULT the id should be in the range [0x0200, 0xffff]
if (HIWORD(lpszDesc) == 0) //id
{
UINT nID = LOWORD((DWORD)lpszDesc);
_ASSERTE((nID >= 0x0200 && nID <= 0xffff) || hRes != 0);
if (LoadString(hInst, nID, szDesc, 1024) == 0)
{
_ASSERTE(FALSE);
lstrcpy(szDesc, _T("Unknown Error"));
}
lpszDesc = T2OLE(szDesc);
if (hRes == 0)
hRes = MAKE_HRESULT(3, FACILITY_ITF, nID);
}
CComPtr<ICreateErrorInfo> pICEI;
if (SUCCEEDED(CreateErrorInfo(&pICEI)))
{
CComPtr<IErrorInfo> pErrorInfo;
pICEI->SetGUID(iid);
LPOLESTR lpsz;
ProgIDFromCLSID(clsid, &lpsz);
if (lpsz != NULL)
pICEI->SetSource(lpsz);
if (dwHelpID != 0 && lpszHelpFile != NULL)
{
pICEI->SetHelpContext(dwHelpID);
pICEI->SetHelpFile(const_cast<LPOLESTR>(lpszHelpFile));
}
CoTaskMemFree(lpsz);
pICEI->SetDescription((LPOLESTR)lpszDesc);
if (SUCCEEDED(pICEI->QueryInterface(IID_IErrorInfo, (void**)&pErrorInfo)))
SetErrorInfo(0, pErrorInfo);
}
//#ifdef _DEBUG
// USES_CONVERSION;
// ATLTRACE(_T("AtlReportError: Description=\"%s\" returning %x\n"), OLE2CT(lpszDesc), hRes);
//#endif
return (hRes == 0) ? DISP_E_EXCEPTION : hRes;
}
/////////////////////////////////////////////////////////////////////////////
// Module
//Although these functions are big, they are only used once in a module
//so we should make them inline.
ATLAPI AtlModuleInit(_ATL_MODULE* pM, _ATL_OBJMAP_ENTRY* p, HINSTANCE h)
{
_ASSERTE(pM != NULL);
if (pM == NULL)
return E_INVALIDARG;
if (pM->cbSize < sizeof(_ATL_MODULE))
return E_INVALIDARG;
pM->m_pObjMap = p;
pM->m_hInst = pM->m_hInstTypeLib = pM->m_hInstResource = h;
pM->m_nLockCnt=0L;
pM->m_hHeap = NULL;
InitializeCriticalSection(&pM->m_csTypeInfoHolder);
InitializeCriticalSection(&pM->m_csWindowCreate);
InitializeCriticalSection(&pM->m_csObjMap);
return S_OK;
}
ATLAPI AtlModuleRegisterClassObjects(_ATL_MODULE* pM, DWORD dwClsContext, DWORD dwFlags)
{
_ASSERTE(pM != NULL);
if (pM == NULL)
return E_INVALIDARG;
_ASSERTE(pM->m_pObjMap != NULL);
_ATL_OBJMAP_ENTRY* pEntry = pM->m_pObjMap;
HRESULT hRes = S_OK;
while (pEntry->pclsid != NULL && hRes == S_OK)
{
hRes = pEntry->RegisterClassObject(dwClsContext, dwFlags);
pEntry++;
}
return hRes;
}
ATLAPI AtlModuleRevokeClassObjects(_ATL_MODULE* pM)
{
_ASSERTE(pM != NULL);
if (pM == NULL)
return E_INVALIDARG;
_ASSERTE(pM->m_pObjMap != NULL);
_ATL_OBJMAP_ENTRY* pEntry = pM->m_pObjMap;
HRESULT hRes = S_OK;
while (pEntry->pclsid != NULL && hRes == S_OK)
{
hRes = pEntry->RevokeClassObject();
pEntry++;
}
return hRes;
}
ATLAPI AtlModuleGetClassObject(_ATL_MODULE* pM, REFCLSID rclsid, REFIID riid, LPVOID* ppv)
{
_ASSERTE(pM != NULL);
if (pM == NULL)
return E_INVALIDARG;
_ASSERTE(pM->m_pObjMap != NULL);
_ATL_OBJMAP_ENTRY* pEntry = pM->m_pObjMap;
HRESULT hRes = S_OK;
if (ppv == NULL)
return E_POINTER;
while (pEntry->pclsid != NULL)
{
if (InlineIsEqualGUID(rclsid, *pEntry->pclsid))
{
if (pEntry->pCF == NULL)
{
EnterCriticalSection(&pM->m_csObjMap);
if (pEntry->pCF == NULL)
hRes = pEntry->pfnGetClassObject(pEntry->pfnCreateInstance, IID_IUnknown, (LPVOID*)&pEntry->pCF);
LeaveCriticalSection(&pM->m_csObjMap);
}
if (pEntry->pCF != NULL)
hRes = pEntry->pCF->QueryInterface(riid, ppv);
break;
}
pEntry++;
}
if (*ppv == NULL && hRes == S_OK)
hRes = CLASS_E_CLASSNOTAVAILABLE;
return hRes;
}
ATLAPI AtlModuleTerm(_ATL_MODULE* pM)
{
_ASSERTE(pM != NULL);
if (pM == NULL)
return E_INVALIDARG;
_ASSERTE(pM->m_hInst != NULL);
if (pM->m_pObjMap != NULL)
{
_ATL_OBJMAP_ENTRY* pEntry = pM->m_pObjMap;
while (pEntry->pclsid != NULL)
{
if (pEntry->pCF != NULL)
pEntry->pCF->Release();
pEntry->pCF = NULL;
pEntry++;
}
}
DeleteCriticalSection(&pM->m_csTypeInfoHolder);
DeleteCriticalSection(&pM->m_csWindowCreate);
DeleteCriticalSection(&pM->m_csObjMap);
if (pM->m_hHeap != NULL)
HeapDestroy(pM->m_hHeap);
return S_OK;
}
ATLAPI AtlModuleRegisterServer(_ATL_MODULE* pM, BOOL bRegTypeLib, const CLSID* pCLSID)
{
_ASSERTE(pM != NULL);
if (pM == NULL)
return E_INVALIDARG;
_ASSERTE(pM->m_hInst != NULL);
_ASSERTE(pM->m_pObjMap != NULL);
_ATL_OBJMAP_ENTRY* pEntry = pM->m_pObjMap;
HRESULT hRes = S_OK;
for (;pEntry->pclsid != NULL; pEntry++)
{
if (pCLSID == NULL)
{
if (pEntry->pfnGetObjectDescription() != NULL)
continue;
}
else
{
if (!IsEqualGUID(*pCLSID, *pEntry->pclsid))
continue;
}
hRes = pEntry->pfnUpdateRegistry(TRUE);
if (FAILED(hRes))
break;
}
if (SUCCEEDED(hRes) && bRegTypeLib)
hRes = AtlModuleRegisterTypeLib(pM, 0);
return hRes;
}
ATLAPI AtlModuleUnregisterServer(_ATL_MODULE* pM, const CLSID* pCLSID)
{
_ASSERTE(pM != NULL);
if (pM == NULL)
return E_INVALIDARG;
_ASSERTE(pM->m_hInst != NULL);
_ASSERTE(pM->m_pObjMap != NULL);
_ATL_OBJMAP_ENTRY* pEntry = pM->m_pObjMap;
for (;pEntry->pclsid != NULL; pEntry++)
{
if (pCLSID == NULL)
{
if (pEntry->pfnGetObjectDescription() != NULL)
continue;
}
else
{
if (!IsEqualGUID(*pCLSID, *pEntry->pclsid))
continue;
}
pEntry->pfnUpdateRegistry(FALSE); //unregister
}
return S_OK;
}
ATLAPI AtlModuleUpdateRegistryFromResourceD(_ATL_MODULE* pM, LPCOLESTR lpszRes,
BOOL bRegister, struct _ATL_REGMAP_ENTRY* pMapEntries, IRegistrar* pReg)
{
USES_CONVERSION;
_ASSERTE(pM != NULL);
HRESULT hRes = S_OK;
CComPtr<IRegistrar> p;
if (pReg != NULL)
p = pReg;
else
{
hRes = CoCreateInstance(CLSID_Registrar, NULL,
CLSCTX_INPROC_SERVER, IID_IRegistrar, (void**)&p);
}
if (SUCCEEDED(hRes))
{
TCHAR szModule[_MAX_PATH];
GetModuleFileName(pM->m_hInst, szModule, _MAX_PATH);
p->AddReplacement(OLESTR("Module"), T2OLE(szModule));
if (NULL != pMapEntries)
{
while (NULL != pMapEntries->szKey)
{
_ASSERTE(NULL != pMapEntries->szData);
p->AddReplacement((LPOLESTR)pMapEntries->szKey, (LPOLESTR)pMapEntries->szData);
pMapEntries++;
}
}
LPCOLESTR szType = OLESTR("REGISTRY");
GetModuleFileName(pM->m_hInstResource, szModule, _MAX_PATH);
LPOLESTR pszModule = T2OLE(szModule);
if (HIWORD(lpszRes)==0)
{
if (bRegister)
hRes = p->ResourceRegister(pszModule, ((UINT)LOWORD((DWORD)lpszRes)), szType);
else
hRes = p->ResourceUnregister(pszModule, ((UINT)LOWORD((DWORD)lpszRes)), szType);
}
else
{
if (bRegister)
hRes = p->ResourceRegisterSz(pszModule, lpszRes, szType);
else
hRes = p->ResourceUnregisterSz(pszModule, lpszRes, szType);
}
}
return hRes;
}
/////////////////////////////////////////////////////////////////////////////
// TypeLib Support
ATLAPI AtlModuleRegisterTypeLib(_ATL_MODULE* pM, LPCOLESTR lpszIndex)
{
_ASSERTE(pM != NULL);
USES_CONVERSION;
_ASSERTE(pM->m_hInstTypeLib != NULL);
TCHAR szModule[_MAX_PATH+10];
OLECHAR szDir[_MAX_PATH];
GetModuleFileName(pM->m_hInstTypeLib, szModule, _MAX_PATH);
if (lpszIndex != NULL)
lstrcat(szModule, OLE2CT(lpszIndex));
ITypeLib* pTypeLib;
LPOLESTR lpszModule = T2OLE(szModule);
HRESULT hr = LoadTypeLib(lpszModule, &pTypeLib);
if (!SUCCEEDED(hr))
{
// typelib not in module, try <module>.tlb instead
LPTSTR lpszExt = NULL;
LPTSTR lpsz;
for (lpsz = szModule; *lpsz != NULL; lpsz = CharNext(lpsz))
{
if (*lpsz == _T('.'))
lpszExt = lpsz;
}
if (lpszExt == NULL)
lpszExt = lpsz;
lstrcpy(lpszExt, _T(".tlb"));
lpszModule = T2OLE(szModule);
hr = LoadTypeLib(lpszModule, &pTypeLib);
}
if (SUCCEEDED(hr))
{
ocscpy(szDir, lpszModule);
szDir[AtlGetDirLen(szDir)] = 0;
hr = ::RegisterTypeLib(pTypeLib, lpszModule, szDir);
}
if (pTypeLib != NULL)
pTypeLib->Release();
return hr;
}
#ifndef ATL_NO_NAMESPACE
#ifndef _ATL_DLL_IMPL
}; //namespace ATL
#endif
#endif
#endif //!_ATL_DLL
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