reactos/dll/win32/fusion/fusion.c

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/*
* Implementation of the Fusion API
*
* Copyright 2008 James Hawkins
*
* 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
*/
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"
#include "fusion.h"
#include "wine/debug.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(fusion);
/******************************************************************
* ClearDownloadCache (FUSION.@)
*/
HRESULT WINAPI ClearDownloadCache(void)
{
FIXME("stub!\n");
return E_NOTIMPL;
}
/******************************************************************
* CreateInstallReferenceEnum (FUSION.@)
*/
HRESULT WINAPI CreateInstallReferenceEnum(IInstallReferenceEnum **ppRefEnum,
IAssemblyName *pName, DWORD dwFlags,
LPVOID pvReserved)
{
FIXME("(%p, %p, %08x, %p) stub!\n", ppRefEnum, pName, dwFlags, pvReserved);
return E_NOTIMPL;
}
/******************************************************************
* CreateApplicationContext (FUSION.@)
*/
HRESULT WINAPI CreateApplicationContext(IAssemblyName *name, void *ctx)
{
FIXME("%p, %p\n", name, ctx);
return E_NOTIMPL;
}
static HRESULT (WINAPI *pGetCORVersion)(LPWSTR pbuffer, DWORD cchBuffer,
DWORD *dwLength);
static HRESULT get_corversion(LPWSTR version, DWORD size)
{
HMODULE hmscoree;
HRESULT hr;
DWORD len;
hmscoree = LoadLibraryA("mscoree.dll");
if (!hmscoree)
return E_FAIL;
pGetCORVersion = (void *)GetProcAddress(hmscoree, "GetCORVersion");
if (!pGetCORVersion)
return E_FAIL;
hr = pGetCORVersion(version, size, &len);
FreeLibrary(hmscoree);
return hr;
}
/******************************************************************
* GetCachePath (FUSION.@)
*/
HRESULT WINAPI GetCachePath(ASM_CACHE_FLAGS dwCacheFlags, LPWSTR pwzCachePath,
PDWORD pcchPath)
{
WCHAR path[MAX_PATH];
WCHAR windir[MAX_PATH];
WCHAR version[MAX_PATH];
DWORD len;
HRESULT hr = S_OK;
static const WCHAR backslash[] = {'\\',0};
static const WCHAR assembly[] = {'a','s','s','e','m','b','l','y',0};
static const WCHAR gac[] = {'G','A','C',0};
static const WCHAR nativeimg[] = {
'N','a','t','i','v','e','I','m','a','g','e','s','_',0};
#ifdef _WIN64
static const WCHAR zapfmt[] = {'%','s','\\','%','s','\\','%','s','%','s','_','6','4',0};
#else
static const WCHAR zapfmt[] = {'%','s','\\','%','s','\\','%','s','%','s','_','3','2',0};
#endif
TRACE("(%08x, %p, %p)\n", dwCacheFlags, pwzCachePath, pcchPath);
if (!pcchPath)
return E_INVALIDARG;
GetWindowsDirectoryW(windir, MAX_PATH);
lstrcpyW(path, windir);
lstrcatW(path, backslash);
lstrcatW(path, assembly);
switch (dwCacheFlags)
{
case ASM_CACHE_ZAP:
{
hr = get_corversion(version, MAX_PATH);
if (FAILED(hr))
return hr;
sprintfW(path, zapfmt, windir, assembly, nativeimg, version);
break;
}
case ASM_CACHE_GAC:
{
lstrcatW(path, backslash);
lstrcatW(path, gac);
break;
}
case ASM_CACHE_DOWNLOAD:
{
FIXME("Download cache not implemented\n");
return E_FAIL;
}
case ASM_CACHE_ROOT:
break; /* already set */
default:
return E_INVALIDARG;
}
len = lstrlenW(path) + 1;
if (*pcchPath <= len || !pwzCachePath)
hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
else if (pwzCachePath)
lstrcpyW(pwzCachePath, path);
*pcchPath = len;
return hr;
}