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wine/dlls/msi/automation.c

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/*
* Implementation of OLE Automation for Microsoft Installer (msi.dll)
*
* Copyright 2007 Misha Koshelev
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define COBJMACROS
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "winuser.h"
#include "winreg.h"
#include "msidefs.h"
#include "msipriv.h"
#include "activscp.h"
#include "oleauto.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "msiserver.h"
#include "msiserver_dispids.h"
WINE_DEFAULT_DEBUG_CHANNEL(msi);
/*
* AutomationObject - "base" class for all automation objects. For each interface, we implement Invoke function
* called from AutomationObject::Invoke, and pass this function to create_automation_object.
*/
typedef interface AutomationObject AutomationObject;
interface AutomationObject {
/*
* VTables - We provide IDispatch, IProvideClassInfo, IProvideClassInfo2, IProvideMultipleClassInfo
*/
const IDispatchVtbl *lpVtbl;
const IProvideMultipleClassInfoVtbl *lpvtblIProvideMultipleClassInfo;
/* Object reference count */
LONG ref;
/* Clsid for this class and it's appropriate ITypeInfo object */
LPCLSID clsid;
ITypeInfo *iTypeInfo;
/* The MSI handle of the current object */
MSIHANDLE msiHandle;
/* A function that is called from AutomationObject::Invoke, specific to this type of object. */
HRESULT (STDMETHODCALLTYPE *funcInvoke)(
AutomationObject* This,
DISPID dispIdMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pDispParams,
VARIANT* pVarResult,
EXCEPINFO* pExcepInfo,
UINT* puArgErr);
/* A function that is called from AutomationObject::Release when the object is being freed to free any private
* data structures (or NULL) */
void (STDMETHODCALLTYPE *funcFree)(AutomationObject* This);
};
/*
* Structures for additional data required by specific automation objects
*/
typedef struct {
int iCount;
LPWSTR *pszStrings;
} StringListData;
typedef struct {
/* The parent Installer object */
IDispatch *pInstaller;
} SessionData;
/* VTables */
static const struct IDispatchVtbl AutomationObject_Vtbl;
static const struct IProvideMultipleClassInfoVtbl AutomationObject_IProvideMultipleClassInfo_Vtbl;
/* Load type info so we don't have to process GetIDsOfNames */
HRESULT load_type_info(IDispatch *iface, ITypeInfo **pptinfo, REFIID clsid, LCID lcid)
{
HRESULT hr;
LPTYPELIB pLib = NULL;
LPTYPEINFO pInfo = NULL;
static const WCHAR szMsiServer[] = {'m','s','i','s','e','r','v','e','r','.','t','l','b'};
TRACE("(%p)->(%s,%d)\n", iface, debugstr_guid(clsid), lcid);
/* Load registered type library */
hr = LoadRegTypeLib(&LIBID_WindowsInstaller, 1, 0, lcid, &pLib);
if (FAILED(hr)) {
hr = LoadTypeLib(szMsiServer, &pLib);
if (FAILED(hr)) {
ERR("Could not load msiserver.tlb\n");
return hr;
}
}
/* Get type information for object */
hr = ITypeLib_GetTypeInfoOfGuid(pLib, clsid, &pInfo);
ITypeLib_Release(pLib);
if (FAILED(hr)) {
ERR("Could not load ITypeInfo for %s\n", debugstr_guid(clsid));
return hr;
}
*pptinfo = pInfo;
return S_OK;
}
/* Create the automation object, placing the result in the pointer ppObj. The automation object is created
* with the appropriate clsid and invocation function. */
HRESULT create_automation_object(MSIHANDLE msiHandle, IUnknown *pUnkOuter, LPVOID *ppObj, REFIID clsid,
HRESULT (STDMETHODCALLTYPE *funcInvoke)(AutomationObject*,DISPID,REFIID,LCID,WORD,DISPPARAMS*,
VARIANT*,EXCEPINFO*,UINT*),
void (STDMETHODCALLTYPE *funcFree)(AutomationObject*),
SIZE_T sizetPrivateData)
{
AutomationObject *object;
HRESULT hr;
TRACE("(%ld,%p,%p,%s,%p,%p,%ld)\n", (unsigned long)msiHandle, pUnkOuter, ppObj, debugstr_guid(clsid), funcInvoke, funcFree, sizetPrivateData);
if( pUnkOuter )
return CLASS_E_NOAGGREGATION;
object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AutomationObject)+sizetPrivateData);
/* Set all the VTable references */
object->lpVtbl = &AutomationObject_Vtbl;
object->lpvtblIProvideMultipleClassInfo = &AutomationObject_IProvideMultipleClassInfo_Vtbl;
object->ref = 1;
/* Store data that was passed */
object->msiHandle = msiHandle;
object->clsid = (LPCLSID)clsid;
object->funcInvoke = funcInvoke;
object->funcFree = funcFree;
/* Load our TypeInfo so we don't have to process GetIDsOfNames */
object->iTypeInfo = NULL;
hr = load_type_info((IDispatch *)object, &object->iTypeInfo, clsid, 0x0);
if (FAILED(hr)) {
HeapFree(GetProcessHeap(), 0, object);
return hr;
}
*ppObj = object;
return S_OK;
}
/* Macros to get pointer to AutomationObject from the other VTables. */
static inline AutomationObject *obj_from_IProvideMultipleClassInfo( IProvideMultipleClassInfo *iface )
{
return (AutomationObject *)((char*)iface - FIELD_OFFSET(AutomationObject, lpvtblIProvideMultipleClassInfo));
}
/* Macro to get pointer to private object data */
static inline void *private_data( AutomationObject *This )
{
return This + 1;
}
/*
* AutomationObject methods
*/
/*** IUnknown methods ***/
static HRESULT WINAPI AutomationObject_QueryInterface(IDispatch* iface, REFIID riid, void** ppvObject)
{
AutomationObject *This = (AutomationObject *)iface;
TRACE("(%p/%p)->(%s,%p)\n", iface, This, debugstr_guid(riid), ppvObject);
if (ppvObject == NULL)
return E_INVALIDARG;
*ppvObject = 0;
if (IsEqualGUID(riid, &IID_IUnknown) || IsEqualGUID(riid, &IID_IDispatch) || IsEqualGUID(riid, This->clsid))
*ppvObject = This;
else if (IsEqualGUID(riid, &IID_IProvideClassInfo) ||
IsEqualGUID(riid, &IID_IProvideClassInfo2) ||
IsEqualGUID(riid, &IID_IProvideMultipleClassInfo))
*ppvObject = &This->lpvtblIProvideMultipleClassInfo;
else
{
TRACE("() : asking for unsupported interface %s\n",debugstr_guid(riid));
return E_NOINTERFACE;
}
/*
* Query Interface always increases the reference count by one when it is
* successful
*/
IClassFactory_AddRef(iface);
return S_OK;
}
static ULONG WINAPI AutomationObject_AddRef(IDispatch* iface)
{
AutomationObject *This = (AutomationObject *)iface;
TRACE("(%p/%p)\n", iface, This);
return InterlockedIncrement(&This->ref);
}
static ULONG WINAPI AutomationObject_Release(IDispatch* iface)
{
AutomationObject *This = (AutomationObject *)iface;
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p/%p)\n", iface, This);
if (!ref)
{
if (This->funcFree) This->funcFree(This);
MsiCloseHandle(This->msiHandle);
HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
/*** IDispatch methods ***/
static HRESULT WINAPI AutomationObject_GetTypeInfoCount(
IDispatch* iface,
UINT* pctinfo)
{
AutomationObject *This = (AutomationObject *)iface;
TRACE("(%p/%p)->(%p)\n", iface, This, pctinfo);
*pctinfo = 1;
return S_OK;
}
static HRESULT WINAPI AutomationObject_GetTypeInfo(
IDispatch* iface,
UINT iTInfo,
LCID lcid,
ITypeInfo** ppTInfo)
{
AutomationObject *This = (AutomationObject *)iface;
TRACE("(%p/%p)->(%d,%d,%p)\n", iface, This, iTInfo, lcid, ppTInfo);
ITypeInfo_AddRef(This->iTypeInfo);
*ppTInfo = This->iTypeInfo;
return S_OK;
}
static HRESULT WINAPI AutomationObject_GetIDsOfNames(
IDispatch* iface,
REFIID riid,
LPOLESTR* rgszNames,
UINT cNames,
LCID lcid,
DISPID* rgDispId)
{
AutomationObject *This = (AutomationObject *)iface;
HRESULT hr;
TRACE("(%p/%p)->(%p,%p,%d,%d,%p)\n", iface, This, riid, rgszNames, cNames, lcid, rgDispId);
if (!IsEqualGUID(riid, &IID_NULL)) return E_INVALIDARG;
hr = ITypeInfo_GetIDsOfNames(This->iTypeInfo, rgszNames, cNames, rgDispId);
if (hr == DISP_E_UNKNOWNNAME)
{
int idx;
for (idx=0; idx<cNames; idx++)
{
if (rgDispId[idx] == DISPID_UNKNOWN)
FIXME("Unknown member %s, clsid %s\n", debugstr_w(rgszNames[idx]), debugstr_guid(This->clsid));
}
}
return hr;
}
/* Maximum number of allowed function parameters+1 */
#define MAX_FUNC_PARAMS 20
/* Some error checking is done here to simplify individual object function invocation */
static HRESULT WINAPI AutomationObject_Invoke(
IDispatch* iface,
DISPID dispIdMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pDispParams,
VARIANT* pVarResult,
EXCEPINFO* pExcepInfo,
UINT* puArgErr)
{
AutomationObject *This = (AutomationObject *)iface;
HRESULT hr;
unsigned int uArgErr;
VARIANT varResultDummy;
BSTR bstrName = NULL;
TRACE("(%p/%p)->(%d,%p,%d,%d,%p,%p,%p,%p)\n", iface, This, dispIdMember, riid, lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
if (!IsEqualIID(riid, &IID_NULL))
{
ERR("riid was %s instead of IID_NULL\n", debugstr_guid(riid));
return DISP_E_UNKNOWNNAME;
}
if (wFlags & DISPATCH_PROPERTYGET && !pVarResult)
{
ERR("NULL pVarResult not allowed when DISPATCH_PROPERTYGET specified\n");
return DISP_E_PARAMNOTOPTIONAL;
}
/* This simplifies our individual object invocation functions */
if (puArgErr == NULL) puArgErr = &uArgErr;
if (pVarResult == NULL) pVarResult = &varResultDummy;
/* Assume return type is void unless determined otherwise */
VariantInit(pVarResult);
/* If we are tracing, we want to see the name of the member we are invoking */
if (TRACE_ON(msi))
{
ITypeInfo_GetDocumentation(This->iTypeInfo, dispIdMember, &bstrName, NULL, NULL, NULL);
TRACE("Method %d, %s\n", dispIdMember, debugstr_w(bstrName));
}
hr = This->funcInvoke(This,dispIdMember,riid,lcid,wFlags,pDispParams,pVarResult,pExcepInfo,puArgErr);
if (hr == DISP_E_MEMBERNOTFOUND) {
if (bstrName == NULL) ITypeInfo_GetDocumentation(This->iTypeInfo, dispIdMember, &bstrName, NULL, NULL, NULL);
FIXME("Method %d, %s wflags %d not implemented, clsid %s\n", dispIdMember, debugstr_w(bstrName), wFlags, debugstr_guid(This->clsid));
}
else if (pExcepInfo &&
(hr == DISP_E_PARAMNOTFOUND ||
hr == DISP_E_EXCEPTION)) {
static const WCHAR szComma[] = { ',',0 };
static WCHAR szExceptionSource[] = {'M','s','i',' ','A','P','I',' ','E','r','r','o','r',0};
WCHAR szExceptionDescription[MAX_PATH];
BSTR bstrParamNames[MAX_FUNC_PARAMS];
unsigned namesNo, i;
BOOL bFirst = TRUE;
if (FAILED(ITypeInfo_GetNames(This->iTypeInfo, dispIdMember, bstrParamNames,
MAX_FUNC_PARAMS, &namesNo)))
{
TRACE("Failed to retrieve names for dispIdMember %d\n", dispIdMember);
}
else
{
memset(szExceptionDescription, 0, sizeof(szExceptionDescription));
for (i=0; i<namesNo; i++)
{
if (bFirst) bFirst = FALSE;
else {
lstrcpyW(&szExceptionDescription[lstrlenW(szExceptionDescription)], szComma);
}
lstrcpyW(&szExceptionDescription[lstrlenW(szExceptionDescription)], bstrParamNames[i]);
SysFreeString(bstrParamNames[i]);
}
memset(pExcepInfo, 0, sizeof(EXCEPINFO));
pExcepInfo->wCode = 1000;
pExcepInfo->bstrSource = szExceptionSource;
pExcepInfo->bstrDescription = szExceptionDescription;
hr = DISP_E_EXCEPTION;
}
}
/* Make sure we free the return variant if it is our dummy variant */
if (pVarResult == &varResultDummy) VariantClear(pVarResult);
/* Free function name if we retrieved it */
if (bstrName) SysFreeString(bstrName);
TRACE("Returning 0x%08x, %s\n", hr, SUCCEEDED(hr) ? "ok" : "not ok");
return hr;
}
static const struct IDispatchVtbl AutomationObject_Vtbl =
{
AutomationObject_QueryInterface,
AutomationObject_AddRef,
AutomationObject_Release,
AutomationObject_GetTypeInfoCount,
AutomationObject_GetTypeInfo,
AutomationObject_GetIDsOfNames,
AutomationObject_Invoke
};
/*
* IProvideMultipleClassInfo methods
*/
static HRESULT WINAPI AutomationObject_IProvideMultipleClassInfo_QueryInterface(
IProvideMultipleClassInfo* iface,
REFIID riid,
VOID** ppvoid)
{
AutomationObject *This = obj_from_IProvideMultipleClassInfo(iface);
return AutomationObject_QueryInterface((IDispatch *)This, riid, ppvoid);
}
static ULONG WINAPI AutomationObject_IProvideMultipleClassInfo_AddRef(IProvideMultipleClassInfo* iface)
{
AutomationObject *This = obj_from_IProvideMultipleClassInfo(iface);
return AutomationObject_AddRef((IDispatch *)This);
}
static ULONG WINAPI AutomationObject_IProvideMultipleClassInfo_Release(IProvideMultipleClassInfo* iface)
{
AutomationObject *This = obj_from_IProvideMultipleClassInfo(iface);
return AutomationObject_Release((IDispatch *)This);
}
static HRESULT WINAPI AutomationObject_IProvideMultipleClassInfo_GetClassInfo(IProvideMultipleClassInfo* iface, ITypeInfo** ppTI)
{
AutomationObject *This = obj_from_IProvideMultipleClassInfo(iface);
TRACE("(%p/%p)->(%p)\n", iface, This, ppTI);
return load_type_info((IDispatch *)This, ppTI, This->clsid, 0);
}
static HRESULT WINAPI AutomationObject_IProvideMultipleClassInfo_GetGUID(IProvideMultipleClassInfo* iface, DWORD dwGuidKind, GUID* pGUID)
{
AutomationObject *This = obj_from_IProvideMultipleClassInfo(iface);
TRACE("(%p/%p)->(%d,%s)\n", iface, This, dwGuidKind, debugstr_guid(pGUID));
if (dwGuidKind != GUIDKIND_DEFAULT_SOURCE_DISP_IID)
return E_INVALIDARG;
else {
*pGUID = *This->clsid;
return S_OK;
}
}
static HRESULT WINAPI AutomationObject_GetMultiTypeInfoCount(IProvideMultipleClassInfo* iface, ULONG* pcti)
{
AutomationObject *This = obj_from_IProvideMultipleClassInfo(iface);
TRACE("(%p/%p)->(%p)\n", iface, This, pcti);
*pcti = 1;
return S_OK;
}
static HRESULT WINAPI AutomationObject_GetInfoOfIndex(IProvideMultipleClassInfo* iface,
ULONG iti,
DWORD dwFlags,
ITypeInfo** pptiCoClass,
DWORD* pdwTIFlags,
ULONG* pcdispidReserved,
IID* piidPrimary,
IID* piidSource)
{
AutomationObject *This = obj_from_IProvideMultipleClassInfo(iface);
TRACE("(%p/%p)->(%d,%d,%p,%p,%p,%p,%p)\n", iface, This, iti, dwFlags, pptiCoClass, pdwTIFlags, pcdispidReserved, piidPrimary, piidSource);
if (iti != 0)
return E_INVALIDARG;
if (dwFlags & MULTICLASSINFO_GETTYPEINFO)
load_type_info((IDispatch *)This, pptiCoClass, This->clsid, 0);
if (dwFlags & MULTICLASSINFO_GETNUMRESERVEDDISPIDS)
{
*pdwTIFlags = 0;
*pcdispidReserved = 0;
}
if (dwFlags & MULTICLASSINFO_GETIIDPRIMARY){
*piidPrimary = *This->clsid;
}
if (dwFlags & MULTICLASSINFO_GETIIDSOURCE){
*piidSource = *This->clsid;
}
return S_OK;
}
static const IProvideMultipleClassInfoVtbl AutomationObject_IProvideMultipleClassInfo_Vtbl =
{
AutomationObject_IProvideMultipleClassInfo_QueryInterface,
AutomationObject_IProvideMultipleClassInfo_AddRef,
AutomationObject_IProvideMultipleClassInfo_Release,
AutomationObject_IProvideMultipleClassInfo_GetClassInfo,
AutomationObject_IProvideMultipleClassInfo_GetGUID,
AutomationObject_GetMultiTypeInfoCount,
AutomationObject_GetInfoOfIndex
};
/*
* Individual Object Invocation Functions
*/
/* Helper function that copies a passed parameter instead of using VariantChangeType like the actual DispGetParam.
This function is only for VARIANT type parameters that have several types that cannot be properly discriminated
using DispGetParam/VariantChangeType. */
HRESULT WINAPI DispGetParam_CopyOnly(
DISPPARAMS *pdispparams, /* [in] Parameter list */
UINT *position, /* [in] Position of parameter to copy in pdispparams; on return will contain calculated position */
VARIANT *pvarResult) /* [out] Destination for resulting variant */
{
/* position is counted backwards */
UINT pos;
TRACE("position=%d, cArgs=%d, cNamedArgs=%d\n",
*position, pdispparams->cArgs, pdispparams->cNamedArgs);
if (*position < pdispparams->cArgs) {
/* positional arg? */
pos = pdispparams->cArgs - *position - 1;
} else {
/* FIXME: is this how to handle named args? */
for (pos=0; pos<pdispparams->cNamedArgs; pos++)
if (pdispparams->rgdispidNamedArgs[pos] == *position) break;
if (pos==pdispparams->cNamedArgs)
return DISP_E_PARAMNOTFOUND;
}
*position = pos;
return VariantCopyInd(pvarResult,
&pdispparams->rgvarg[pos]);
}
static HRESULT WINAPI RecordImpl_Invoke(
AutomationObject* This,
DISPID dispIdMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pDispParams,
VARIANT* pVarResult,
EXCEPINFO* pExcepInfo,
UINT* puArgErr)
{
WCHAR *szString;
DWORD dwLen;
UINT ret;
VARIANTARG varg0, varg1;
HRESULT hr;
VariantInit(&varg0);
VariantInit(&varg1);
switch (dispIdMember)
{
case DISPID_RECORD_FIELDCOUNT:
if (wFlags & DISPATCH_PROPERTYGET) {
V_VT(pVarResult) = VT_I4;
V_I4(pVarResult) = MsiRecordGetFieldCount(This->msiHandle);
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_RECORD_STRINGDATA:
if (wFlags & DISPATCH_PROPERTYGET) {
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_BSTR;
V_BSTR(pVarResult) = NULL;
ret = MsiRecordGetStringW(This->msiHandle, V_I4(&varg0), NULL, &dwLen);
if (ret == ERROR_SUCCESS)
{
szString = msi_alloc((++dwLen)*sizeof(WCHAR));
if (szString)
{
if ((ret = MsiRecordGetStringW(This->msiHandle, V_I4(&varg0), szString, &dwLen)) == ERROR_SUCCESS)
V_BSTR(pVarResult) = SysAllocString(szString);
msi_free(szString);
}
}
if (ret != ERROR_SUCCESS)
ERR("MsiRecordGetString returned %d\n", ret);
} else if (wFlags & DISPATCH_PROPERTYPUT) {
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam(pDispParams, DISPID_PROPERTYPUT, VT_BSTR, &varg1, puArgErr);
if (FAILED(hr)) return hr;
if ((ret = MsiRecordSetStringW(This->msiHandle, V_I4(&varg0), V_BSTR(&varg1))) != ERROR_SUCCESS)
{
VariantClear(&varg1);
ERR("MsiRecordSetString returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_RECORD_INTEGERDATA:
if (wFlags & DISPATCH_PROPERTYGET) {
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_I4;
V_I4(pVarResult) = MsiRecordGetInteger(This->msiHandle, V_I4(&varg0));
} else if (wFlags & DISPATCH_PROPERTYPUT) {
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam(pDispParams, DISPID_PROPERTYPUT, VT_I4, &varg1, puArgErr);
if (FAILED(hr)) return hr;
if ((ret = MsiRecordSetInteger(This->msiHandle, V_I4(&varg0), V_I4(&varg1))) != ERROR_SUCCESS)
{
ERR("MsiRecordSetInteger returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
default:
return DISP_E_MEMBERNOTFOUND;
}
VariantClear(&varg1);
VariantClear(&varg0);
return S_OK;
}
static HRESULT WINAPI StringListImpl_Invoke(
AutomationObject* This,
DISPID dispIdMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pDispParams,
VARIANT* pVarResult,
EXCEPINFO* pExcepInfo,
UINT* puArgErr)
{
StringListData *data = (StringListData *)private_data(This);
HRESULT hr;
VARIANTARG varg0;
VariantInit(&varg0);
switch (dispIdMember)
{
case DISPID_STRINGLIST_ITEM:
if (wFlags & DISPATCH_PROPERTYGET) {
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
if (V_I4(&varg0) < 0 || V_I4(&varg0) >= data->iCount)
return DISP_E_BADINDEX;
V_VT(pVarResult) = VT_BSTR;
V_BSTR(pVarResult) = SysAllocString(data->pszStrings[V_I4(&varg0)]);
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_STRINGLIST_COUNT:
if (wFlags & DISPATCH_PROPERTYGET) {
V_VT(pVarResult) = VT_I4;
V_I4(pVarResult) = data->iCount;
}
else return DISP_E_MEMBERNOTFOUND;
break;
default:
return DISP_E_MEMBERNOTFOUND;
}
VariantClear(&varg0);
return S_OK;
}
static void WINAPI StringListImpl_Free(AutomationObject *This)
{
StringListData *data = private_data(This);
int idx;
for (idx=0; idx<data->iCount; idx++)
SysFreeString(data->pszStrings[idx]);
HeapFree(GetProcessHeap(), 0, data->pszStrings);
}
static HRESULT WINAPI ViewImpl_Invoke(
AutomationObject* This,
DISPID dispIdMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pDispParams,
VARIANT* pVarResult,
EXCEPINFO* pExcepInfo,
UINT* puArgErr)
{
MSIHANDLE msiHandle;
IDispatch *pDispatch = NULL;
UINT ret;
VARIANTARG varg0, varg1;
HRESULT hr;
VariantInit(&varg0);
VariantInit(&varg1);
switch (dispIdMember)
{
case DISPID_VIEW_EXECUTE:
if (wFlags & DISPATCH_METHOD)
{
hr = DispGetParam(pDispParams, 0, VT_DISPATCH, &varg0, puArgErr);
if (SUCCEEDED(hr) && V_DISPATCH(&varg0) != NULL)
MsiViewExecute(This->msiHandle, ((AutomationObject *)V_DISPATCH(&varg0))->msiHandle);
else
MsiViewExecute(This->msiHandle, 0);
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_VIEW_FETCH:
if (wFlags & DISPATCH_METHOD)
{
V_VT(pVarResult) = VT_DISPATCH;
if ((ret = MsiViewFetch(This->msiHandle, &msiHandle)) == ERROR_SUCCESS)
{
if (SUCCEEDED(hr = create_automation_object(msiHandle, NULL, (LPVOID*)&pDispatch, &DIID_Record, RecordImpl_Invoke, NULL, 0)))
{
IDispatch_AddRef(pDispatch);
V_DISPATCH(pVarResult) = pDispatch;
}
else
ERR("Failed to create Record object, hresult 0x%08x\n", hr);
}
else if (ret == ERROR_NO_MORE_ITEMS)
V_DISPATCH(pVarResult) = NULL;
else
{
ERR("MsiViewFetch returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_VIEW_MODIFY:
if (wFlags & DISPATCH_METHOD)
{
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam(pDispParams, 1, VT_DISPATCH, &varg1, puArgErr);
if (FAILED(hr)) return hr;
if (!V_DISPATCH(&varg1)) return DISP_E_EXCEPTION;
if ((ret = MsiViewModify(This->msiHandle, V_I4(&varg0), ((AutomationObject *)V_DISPATCH(&varg1))->msiHandle)) != ERROR_SUCCESS)
{
VariantClear(&varg1);
ERR("MsiViewModify returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_VIEW_CLOSE:
if (wFlags & DISPATCH_METHOD)
{
MsiViewClose(This->msiHandle);
}
else return DISP_E_MEMBERNOTFOUND;
break;
default:
return DISP_E_MEMBERNOTFOUND;
}
VariantClear(&varg1);
VariantClear(&varg0);
return S_OK;
}
static HRESULT WINAPI DatabaseImpl_Invoke(
AutomationObject* This,
DISPID dispIdMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pDispParams,
VARIANT* pVarResult,
EXCEPINFO* pExcepInfo,
UINT* puArgErr)
{
MSIHANDLE msiHandle;
IDispatch *pDispatch = NULL;
UINT ret;
VARIANTARG varg0, varg1;
HRESULT hr;
VariantInit(&varg0);
VariantInit(&varg1);
switch (dispIdMember)
{
case DISPID_DATABASE_OPENVIEW:
if (wFlags & DISPATCH_METHOD)
{
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_DISPATCH;
if ((ret = MsiDatabaseOpenViewW(This->msiHandle, V_BSTR(&varg0), &msiHandle)) == ERROR_SUCCESS)
{
if (SUCCEEDED(hr = create_automation_object(msiHandle, NULL, (LPVOID*)&pDispatch, &DIID_View, ViewImpl_Invoke, NULL, 0)))
{
IDispatch_AddRef(pDispatch);
V_DISPATCH(pVarResult) = pDispatch;
}
else
ERR("Failed to create View object, hresult 0x%08x\n", hr);
}
else
{
VariantClear(&varg0);
ERR("MsiDatabaseOpenView returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
default:
return DISP_E_MEMBERNOTFOUND;
}
VariantClear(&varg1);
VariantClear(&varg0);
return S_OK;
}
static HRESULT WINAPI SessionImpl_Invoke(
AutomationObject* This,
DISPID dispIdMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pDispParams,
VARIANT* pVarResult,
EXCEPINFO* pExcepInfo,
UINT* puArgErr)
{
SessionData *data = private_data(This);
WCHAR *szString;
DWORD dwLen;
IDispatch *pDispatch = NULL;
MSIHANDLE msiHandle;
LANGID langId;
UINT ret;
INSTALLSTATE iInstalled, iAction;
VARIANTARG varg0, varg1;
HRESULT hr;
VariantInit(&varg0);
VariantInit(&varg1);
switch (dispIdMember)
{
case DISPID_SESSION_INSTALLER:
if (wFlags & DISPATCH_PROPERTYGET) {
V_VT(pVarResult) = VT_DISPATCH;
IDispatch_AddRef(data->pInstaller);
V_DISPATCH(pVarResult) = data->pInstaller;
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_SESSION_PROPERTY:
if (wFlags & DISPATCH_PROPERTYGET) {
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_BSTR;
V_BSTR(pVarResult) = NULL;
ret = MsiGetPropertyW(This->msiHandle, V_BSTR(&varg0), NULL, &dwLen);
if (ret == ERROR_SUCCESS)
{
szString = msi_alloc((++dwLen)*sizeof(WCHAR));
if (szString)
{
if ((ret = MsiGetPropertyW(This->msiHandle, V_BSTR(&varg0), szString, &dwLen)) == ERROR_SUCCESS)
V_BSTR(pVarResult) = SysAllocString(szString);
msi_free(szString);
}
}
if (ret != ERROR_SUCCESS)
ERR("MsiGetProperty returned %d\n", ret);
} else if (wFlags & DISPATCH_PROPERTYPUT) {
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam(pDispParams, DISPID_PROPERTYPUT, VT_BSTR, &varg1, puArgErr);
if (FAILED(hr)) {
VariantClear(&varg0);
return hr;
}
if ((ret = MsiSetPropertyW(This->msiHandle, V_BSTR(&varg0), V_BSTR(&varg1))) != ERROR_SUCCESS)
{
VariantClear(&varg0);
VariantClear(&varg1);
ERR("MsiSetProperty returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_SESSION_LANGUAGE:
if (wFlags & DISPATCH_PROPERTYGET) {
langId = MsiGetLanguage(This->msiHandle);
V_VT(pVarResult) = VT_I4;
V_I4(pVarResult) = langId;
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_SESSION_MODE:
if (wFlags & DISPATCH_PROPERTYGET) {
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_BOOL;
V_BOOL(pVarResult) = MsiGetMode(This->msiHandle, V_I4(&varg0));
} else if (wFlags & DISPATCH_PROPERTYPUT) {
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam(pDispParams, DISPID_PROPERTYPUT, VT_BOOL, &varg1, puArgErr);
if (FAILED(hr)) return hr;
if ((ret = MsiSetMode(This->msiHandle, V_I4(&varg0), V_BOOL(&varg1))) != ERROR_SUCCESS)
{
ERR("MsiSetMode returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_SESSION_DATABASE:
if (wFlags & DISPATCH_PROPERTYGET) {
V_VT(pVarResult) = VT_DISPATCH;
if ((msiHandle = MsiGetActiveDatabase(This->msiHandle)))
{
if (SUCCEEDED(hr = create_automation_object(msiHandle, NULL, (LPVOID*)&pDispatch, &DIID_Database, DatabaseImpl_Invoke, NULL, 0)))
{
IDispatch_AddRef(pDispatch);
V_DISPATCH(pVarResult) = pDispatch;
}
else
ERR("Failed to create Database object, hresult 0x%08x\n", hr);
}
else
{
ERR("MsiGetActiveDatabase failed\n");
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_SESSION_DOACTION:
if (wFlags & DISPATCH_METHOD) {
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
ret = MsiDoActionW(This->msiHandle, V_BSTR(&varg0));
V_VT(pVarResult) = VT_I4;
switch (ret)
{
case ERROR_FUNCTION_NOT_CALLED:
V_I4(pVarResult) = msiDoActionStatusNoAction;
break;
case ERROR_SUCCESS:
V_I4(pVarResult) = msiDoActionStatusSuccess;
break;
case ERROR_INSTALL_USEREXIT:
V_I4(pVarResult) = msiDoActionStatusUserExit;
break;
case ERROR_INSTALL_FAILURE:
V_I4(pVarResult) = msiDoActionStatusFailure;
break;
case ERROR_INSTALL_SUSPEND:
V_I4(pVarResult) = msiDoActionStatusSuspend;
break;
case ERROR_MORE_DATA:
V_I4(pVarResult) = msiDoActionStatusFinished;
break;
case ERROR_INVALID_HANDLE_STATE:
V_I4(pVarResult) = msiDoActionStatusWrongState;
break;
case ERROR_INVALID_DATA:
V_I4(pVarResult) = msiDoActionStatusBadActionData;
break;
default:
VariantClear(&varg0);
FIXME("MsiDoAction returned unhandled value %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_SESSION_EVALUATECONDITION:
if (wFlags & DISPATCH_METHOD) {
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_I4;
V_I4(pVarResult) = MsiEvaluateConditionW(This->msiHandle, V_BSTR(&varg0));
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_SESSION_SETINSTALLLEVEL:
if (wFlags & DISPATCH_METHOD) {
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
if ((ret = MsiSetInstallLevel(This->msiHandle, V_I4(&varg0))) != ERROR_SUCCESS)
{
ERR("MsiSetInstallLevel returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_SESSION_FEATURECURRENTSTATE:
if (wFlags & DISPATCH_PROPERTYGET) {
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_I4;
if ((ret = MsiGetFeatureStateW(This->msiHandle, V_BSTR(&varg0), &iInstalled, &iAction)) == ERROR_SUCCESS)
V_I4(pVarResult) = iInstalled;
else
{
ERR("MsiGetFeatureState returned %d\n", ret);
V_I4(pVarResult) = msiInstallStateUnknown;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_SESSION_FEATUREREQUESTSTATE:
if (wFlags & DISPATCH_PROPERTYGET) {
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_I4;
if ((ret = MsiGetFeatureStateW(This->msiHandle, V_BSTR(&varg0), &iInstalled, &iAction)) == ERROR_SUCCESS)
V_I4(pVarResult) = iAction;
else
{
ERR("MsiGetFeatureState returned %d\n", ret);
V_I4(pVarResult) = msiInstallStateUnknown;
}
} else if (wFlags & DISPATCH_PROPERTYPUT) {
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam(pDispParams, DISPID_PROPERTYPUT, VT_I4, &varg1, puArgErr);
if (FAILED(hr)) {
VariantClear(&varg0);
return hr;
}
if ((ret = MsiSetFeatureStateW(This->msiHandle, V_BSTR(&varg0), V_I4(&varg1))) != ERROR_SUCCESS)
{
VariantClear(&varg0);
ERR("MsiSetFeatureState returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
default:
return DISP_E_MEMBERNOTFOUND;
}
VariantClear(&varg1);
VariantClear(&varg0);
return S_OK;
}
/* Fill the variant pointed to by pVarResult with the value & size returned by RegQueryValueEx as dictated by the
* registry value type. Used by Installer::RegistryValue. */
static void variant_from_registry_value(VARIANT *pVarResult, DWORD dwType, LPBYTE lpData, DWORD dwSize)
{
static const WCHAR szREG_BINARY[] = { '(','R','E','G','_','B','I','N','A','R','Y',')',0 };
static const WCHAR szREG_[] = { '(','R','E','G','_',']',0 };
WCHAR *szString = (WCHAR *)lpData;
LPWSTR szNewString = NULL;
DWORD dwNewSize = 0;
int idx;
switch (dwType)
{
/* Registry strings may not be null terminated so we must use SysAllocStringByteLen/Len */
case REG_MULTI_SZ: /* Multi SZ change internal null characters to newlines */
idx = (dwSize/sizeof(WCHAR))-1;
while (idx >= 0 && !szString[idx]) idx--;
for (; idx >= 0; idx--)
if (!szString[idx]) szString[idx] = '\n';
case REG_SZ:
V_VT(pVarResult) = VT_BSTR;
V_BSTR(pVarResult) = SysAllocStringByteLen((LPCSTR)szString, dwSize);
break;
case REG_EXPAND_SZ:
if (!(dwNewSize = ExpandEnvironmentStringsW(szString, szNewString, dwNewSize)))
ERR("ExpandEnvironmentStrings returned error %d\n", GetLastError());
else if (!(szNewString = msi_alloc(dwNewSize)))
ERR("Out of memory\n");
else if (!(dwNewSize = ExpandEnvironmentStringsW(szString, szNewString, dwNewSize)))
ERR("ExpandEnvironmentStrings returned error %d\n", GetLastError());
else
{
V_VT(pVarResult) = VT_BSTR;
V_BSTR(pVarResult) = SysAllocStringLen(szNewString, dwNewSize);
}
msi_free(szNewString);
break;
case REG_DWORD:
V_VT(pVarResult) = VT_I4;
V_I4(pVarResult) = *((DWORD *)lpData);
break;
case REG_QWORD:
V_VT(pVarResult) = VT_BSTR;
V_BSTR(pVarResult) = SysAllocString(szREG_); /* Weird string, don't know why native returns it */
break;
case REG_BINARY:
V_VT(pVarResult) = VT_BSTR;
V_BSTR(pVarResult) = SysAllocString(szREG_BINARY);
break;
case REG_NONE:
V_VT(pVarResult) = VT_EMPTY;
break;
default:
FIXME("Unhandled registry value type %d\n", dwType);
}
}
static HRESULT WINAPI InstallerImpl_Invoke(
AutomationObject* This,
DISPID dispIdMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pDispParams,
VARIANT* pVarResult,
EXCEPINFO* pExcepInfo,
UINT* puArgErr)
{
MSIHANDLE msiHandle;
IDispatch *pDispatch = NULL;
UINT ret;
VARIANTARG varg0, varg1, varg2;
HRESULT hr;
VariantInit(&varg0);
VariantInit(&varg1);
VariantInit(&varg2);
switch (dispIdMember)
{
case DISPID_INSTALLER_CREATERECORD:
if (wFlags & DISPATCH_METHOD)
{
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_DISPATCH;
if ((msiHandle = MsiCreateRecord(V_I4(&varg0))))
{
if (SUCCEEDED(hr = create_automation_object(msiHandle, NULL, (LPVOID*)&pDispatch, &DIID_Record, RecordImpl_Invoke, NULL, 0)))
{
IDispatch_AddRef(pDispatch);
V_DISPATCH(pVarResult) = pDispatch;
}
else
ERR("Failed to create Record object, hresult 0x%08x\n", hr);
}
else
{
ERR("MsiCreateRecord failed\n");
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_INSTALLER_OPENPACKAGE:
if (wFlags & DISPATCH_METHOD)
{
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam(pDispParams, 1, VT_I4, &varg1, puArgErr);
if (FAILED(hr))
{
VariantClear(&varg0);
return hr;
}
V_VT(pVarResult) = VT_DISPATCH;
if ((ret = MsiOpenPackageExW(V_BSTR(&varg0), V_I4(&varg1), &msiHandle)) == ERROR_SUCCESS)
{
if (SUCCEEDED(hr = create_session(msiHandle, (IDispatch *)This, &pDispatch)))
{
IDispatch_AddRef(pDispatch);
V_DISPATCH(pVarResult) = pDispatch;
}
else
ERR("Failed to create Session object, hresult 0x%08x\n", hr);
}
else
{
VariantClear(&varg0);
ERR("MsiOpenPackageEx returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_INSTALLER_INSTALLPRODUCT:
if (wFlags & DISPATCH_METHOD)
{
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam(pDispParams, 1, VT_BSTR, &varg1, puArgErr);
if (FAILED(hr))
{
VariantClear(&varg0);
return hr;
}
if ((ret = MsiInstallProductW(V_BSTR(&varg0), V_BSTR(&varg1))) != ERROR_SUCCESS)
{
VariantClear(&varg1);
VariantClear(&varg0);
ERR("MsiInstallProduct returned %d\n", ret);
return DISP_E_EXCEPTION;
}
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_INSTALLER_REGISTRYVALUE:
if (wFlags & DISPATCH_METHOD) {
HKEY hkey;
LPWSTR szString = NULL;
DWORD dwSize = 0, dwType;
UINT posValue = 2; /* Save valuePos so we can save puArgErr if we are unable to do our type conversions */
hr = DispGetParam(pDispParams, 0, VT_I4, &varg0, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam(pDispParams, 1, VT_BSTR, &varg1, puArgErr);
if (FAILED(hr)) return hr;
hr = DispGetParam_CopyOnly(pDispParams, &posValue, &varg2);
if (FAILED(hr))
{
VariantClear(&varg1);
return hr;
}
ret = RegOpenKeyW((HKEY)V_I4(&varg0), V_BSTR(&varg1), &hkey);
/* Third parameter can be VT_EMPTY, VT_I4, or VT_BSTR */
switch (V_VT(&varg2))
{
case VT_EMPTY: /* Return VT_BOOL as to whether or not registry key exists */
V_VT(pVarResult) = VT_BOOL;
V_BOOL(pVarResult) = (ret == ERROR_SUCCESS);
break;
case VT_BSTR: /* Return value of specified key if it exists */
if (ret == ERROR_SUCCESS &&
(ret = RegQueryValueExW(hkey, V_BSTR(&varg2), NULL, NULL, NULL, &dwSize)) == ERROR_SUCCESS)
{
if (!(szString = msi_alloc(dwSize)))
ERR("Out of memory\n");
else if ((ret = RegQueryValueExW(hkey, V_BSTR(&varg2), NULL, &dwType, (LPBYTE)szString, &dwSize)) == ERROR_SUCCESS)
variant_from_registry_value(pVarResult, dwType, (LPBYTE)szString, dwSize);
}
if (ret != ERROR_SUCCESS)
{
msi_free(szString);
VariantClear(&varg2);
VariantClear(&varg1);
return DISP_E_BADINDEX;
}
break;
default: /* Try to make it into VT_I4, can use VariantChangeType for this */
hr = VariantChangeType(&varg2, &varg2, 0, VT_I4);
if (SUCCEEDED(hr) && ret != ERROR_SUCCESS) hr = DISP_E_BADINDEX; /* Conversion fine, but couldn't find key */
if (FAILED(hr))
{
if (hr == DISP_E_TYPEMISMATCH) *puArgErr = posValue;
VariantClear(&varg2); /* Unknown type, so let's clear it */
VariantClear(&varg1);
return hr;
}
/* Retrieve class name or maximum value name or subkey name size */
if (!V_I4(&varg2))
ret = RegQueryInfoKeyW(hkey, NULL, &dwSize, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
else if (V_I4(&varg2) > 0)
ret = RegQueryInfoKeyW(hkey, NULL, NULL, NULL, NULL, NULL, NULL, NULL, &dwSize, NULL, NULL, NULL);
else /* V_I4(&varg2) < 0 */
ret = RegQueryInfoKeyW(hkey, NULL, NULL, NULL, NULL, &dwSize, NULL, NULL, NULL, NULL, NULL, NULL);
if (ret == ERROR_SUCCESS)
{
if (!(szString = msi_alloc(++dwSize * sizeof(WCHAR))))
ERR("Out of memory\n");
else if (!V_I4(&varg2))
ret = RegQueryInfoKeyW(hkey, szString, &dwSize, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
else if (V_I4(&varg2) > 0)
ret = RegEnumValueW(hkey, V_I4(&varg2)-1, szString, &dwSize, 0, 0, NULL, NULL);
else /* V_I4(&varg2) < 0 */
ret = RegEnumKeyW(hkey, -1 - V_I4(&varg2), szString, dwSize);
if (szString && ret == ERROR_SUCCESS)
{
V_VT(pVarResult) = VT_BSTR;
V_BSTR(pVarResult) = SysAllocString(szString);
}
}
}
msi_free(szString);
RegCloseKey(hkey);
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_INSTALLER_PRODUCTSTATE:
if (wFlags & DISPATCH_PROPERTYGET) {
hr = DispGetParam(pDispParams, 0, VT_BSTR, &varg0, puArgErr);
if (FAILED(hr)) return hr;
V_VT(pVarResult) = VT_I4;
V_I4(pVarResult) = MsiQueryProductStateW(V_BSTR(&varg0));
}
else return DISP_E_MEMBERNOTFOUND;
break;
case DISPID_INSTALLER_PRODUCTS:
if (wFlags & DISPATCH_PROPERTYGET)
{
StringListData *sldata = NULL;
int idx = 0;
WCHAR szProductBuf[GUID_SIZE];
/* Find number of products */
do {
ret = MsiEnumProductsW(idx, szProductBuf);
if (ret == ERROR_SUCCESS) idx++;
} while (ret == ERROR_SUCCESS && ret != ERROR_NO_MORE_ITEMS);
if (ret != ERROR_SUCCESS && ret != ERROR_NO_MORE_ITEMS)
{
ERR("MsiEnumProducts returned %d\n", ret);
return DISP_E_EXCEPTION;
}
V_VT(pVarResult) = VT_DISPATCH;
if (SUCCEEDED(hr = create_automation_object(0, NULL, (LPVOID*)&pDispatch, &DIID_StringList, StringListImpl_Invoke, StringListImpl_Free, sizeof(StringListData))))
{
IDispatch_AddRef(pDispatch);
V_DISPATCH(pVarResult) = pDispatch;
/* Save product strings */
sldata = (StringListData *)private_data((AutomationObject *)pDispatch);
sldata->iCount = idx;
sldata->pszStrings = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(LPWSTR)*sldata->iCount);
for (idx = 0; idx < sldata->iCount; idx++)
{
ret = MsiEnumProductsW(idx, szProductBuf);
sldata->pszStrings[idx] = SysAllocString(szProductBuf);
}
}
else
ERR("Failed to create StringList object, hresult 0x%08x\n", hr);
}
else return DISP_E_MEMBERNOTFOUND;
break;
default:
return DISP_E_MEMBERNOTFOUND;
}
VariantClear(&varg2);
VariantClear(&varg1);
VariantClear(&varg0);
return S_OK;
}
/* Wrapper around create_automation_object to create an installer object. */
HRESULT create_msiserver(IUnknown *pOuter, LPVOID *ppObj)
{
return create_automation_object(0, pOuter, ppObj, &DIID_Installer, InstallerImpl_Invoke, NULL, 0);
}
/* Wrapper around create_automation_object to create a session object. */
HRESULT create_session(MSIHANDLE msiHandle, IDispatch *pInstaller, IDispatch **pDispatch)
{
HRESULT hr = create_automation_object(msiHandle, NULL, (LPVOID)pDispatch, &DIID_Session, SessionImpl_Invoke, NULL, sizeof(SessionData));
if (SUCCEEDED(hr) && pDispatch && *pDispatch)
((SessionData *)private_data((AutomationObject *)*pDispatch))->pInstaller = pInstaller;
return hr;
}
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