dlls/fusion/fusion.c

   1 /*
   2  * Implementation of the Fusion API
   3  *
   4  * Copyright 2008 James Hawkins
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22
  23 #define COBJMACROS
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "ole2.h"
  29 #include "fusion.h"
  30 #include "wine/debug.h"
  31 #include "wine/unicode.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(fusion);
  34
  35
  36 /******************************************************************
  37  *  InitializeFusion   (FUSION.@)
  38  */
  39 HRESULT WINAPI InitializeFusion(void)
  40 {
  41     FIXME("\n");
  42     return E_NOTIMPL;
  43 }
  44
  45 /******************************************************************
  46  *  ClearDownloadCache   (FUSION.@)
  47  */
  48 HRESULT WINAPI ClearDownloadCache(void)
  49 {
  50     FIXME("stub!\n");
  51     return E_NOTIMPL;
  52 }
  53
  54 /******************************************************************
  55  *  CopyPDBs   (FUSION.@)
  56  */
  57 HRESULT WINAPI CopyPDBs(void *unknown)
  58 {
  59     FIXME("(%p) stub!\n", unknown);
  60     return E_NOTIMPL;
  61 }
  62
  63 /******************************************************************
  64  *  CreateInstallReferenceEnum   (FUSION.@)
  65  */
  66 HRESULT WINAPI CreateInstallReferenceEnum(IInstallReferenceEnum **ppRefEnum,
  67                                           IAssemblyName *pName, DWORD dwFlags,
  68                                           LPVOID pvReserved)
  69 {
  70     FIXME("(%p, %p, %08x, %p) stub!\n", ppRefEnum, pName, dwFlags, pvReserved);
  71     return E_NOTIMPL;
  72 }
  73
  74 /******************************************************************
  75  *  CreateApplicationContext   (FUSION.@)
  76  */
  77 HRESULT WINAPI CreateApplicationContext(IAssemblyName *name, void *ctx)
  78 {
  79     FIXME("%p, %p\n", name, ctx);
  80     return E_NOTIMPL;
  81 }
  82
  83 static HRESULT (WINAPI *pGetCORVersion)(LPWSTR pbuffer, DWORD cchBuffer,
  84                                         DWORD *dwLength);
  85
  86 static HRESULT get_corversion(LPWSTR version, DWORD size)
  87 {
  88     HMODULE hmscoree;
  89     HRESULT hr;
  90     DWORD len;
  91
  92     hmscoree = LoadLibraryA("mscoree.dll");
  93     if (!hmscoree)
  94         return E_FAIL;
  95
  96     pGetCORVersion = (void *)GetProcAddress(hmscoree, "GetCORVersion");
  97     if (!pGetCORVersion)
  98         hr = E_FAIL;
  99     else
 100         hr = pGetCORVersion(version, size, &len);
 101
 102     FreeLibrary(hmscoree);
 103     return hr;
 104 }
 105
 106 /******************************************************************
 107  *  GetCachePath   (FUSION.@)
 108  */
 109 HRESULT WINAPI GetCachePath(ASM_CACHE_FLAGS dwCacheFlags, LPWSTR pwzCachePath,
 110                             PDWORD pcchPath)
 111 {
 112     static const WCHAR assembly[] = {'\\','a','s','s','e','m','b','l','y',0};
 113     static const WCHAR gac[] = {'\\','G','A','C',0};
 114     static const WCHAR nativeimg[] = {'N','a','t','i','v','e','I','m','a','g','e','s','_',0};
 115     static const WCHAR dotnet[] = {'\\','M','i','c','r','o','s','o','f','t','.','N','E','T',0};
 116 #ifdef _WIN64
 117     static const WCHAR zapfmt[] = {'%','s','\\','%','s','\\','%','s','%','s','_','6','4',0};
 118 #else
 119     static const WCHAR zapfmt[] = {'%','s','\\','%','s','\\','%','s','%','s','_','3','2',0};
 120 #endif
 121     WCHAR path[MAX_PATH], windir[MAX_PATH], version[MAX_PATH];
 122     DWORD len;
 123     HRESULT hr = S_OK;
 124
 125     TRACE("(%08x, %p, %p)\n", dwCacheFlags, pwzCachePath, pcchPath);
 126
 127     if (!pcchPath)
 128         return E_INVALIDARG;
 129
 130     len = GetWindowsDirectoryW(windir, MAX_PATH);
 131     strcpyW(path, windir);
 132
 133     switch (dwCacheFlags)
 134     {
 135         case ASM_CACHE_ZAP:
 136         {
 137             hr = get_corversion(version, MAX_PATH);
 138             if (FAILED(hr))
 139                 return hr;
 140
 141             len = sprintfW(path, zapfmt, windir, assembly + 1, nativeimg, version);
 142             break;
 143         }
 144         case ASM_CACHE_GAC:
 145         {
 146             strcpyW(path + len, assembly);
 147             len += sizeof(assembly)/sizeof(WCHAR) - 1;
 148             strcpyW(path + len, gac);
 149             len += sizeof(gac)/sizeof(WCHAR) - 1;
 150             break;
 151         }
 152         case ASM_CACHE_DOWNLOAD:
 153         {
 154             FIXME("Download cache not implemented\n");
 155             return E_FAIL;
 156         }
 157         case ASM_CACHE_ROOT:
 158             strcpyW(path + len, assembly);
 159             len += sizeof(assembly)/sizeof(WCHAR) - 1;
 160             break;
 161         case ASM_CACHE_ROOT_EX:
 162             strcpyW(path + len, dotnet);
 163             len += sizeof(dotnet)/sizeof(WCHAR) - 1;
 164             strcpyW(path + len, assembly);
 165             len += sizeof(assembly)/sizeof(WCHAR) - 1;
 166             break;
 167         default:
 168             return E_INVALIDARG;
 169     }
 170
 171     len++;
 172     if (*pcchPath <= len || !pwzCachePath)
 173         hr = E_NOT_SUFFICIENT_BUFFER;
 174     else if (pwzCachePath)
 175         strcpyW(pwzCachePath, path);
 176
 177     *pcchPath = len;
 178     return hr;
 179 }