reactos/dll/win32/msi/assembly.c

/*
 * Implementation of the Microsoft Installer (msi.dll)
 *
 * Copyright 2010 Hans Leidekker for CodeWeavers
 *
 * 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 "winreg.h"
#include "wine/debug.h"
#include "msipriv.h"

WINE_DEFAULT_DEBUG_CHANNEL(msi);

static BOOL load_fusion_dlls( MSIPACKAGE *package )
{
    HRESULT (WINAPI *pLoadLibraryShim)( const WCHAR *, const WCHAR *, void *, HMODULE * );
    WCHAR path[MAX_PATH];
    DWORD len = GetSystemDirectoryW( path, MAX_PATH );

    lstrcpyW( path + len, L"\\mscoree.dll" );
    if (package->hmscoree || !(package->hmscoree = LoadLibraryW( path ))) return TRUE;
    if (!(pLoadLibraryShim = (void *)GetProcAddress( package->hmscoree, "LoadLibraryShim" )))
    {
        FreeLibrary( package->hmscoree );
        package->hmscoree = NULL;
        return TRUE;
    }

    pLoadLibraryShim( L"fusion.dll", L"v1.0.3705", NULL, &package->hfusion10 );
    pLoadLibraryShim( L"fusion.dll", L"v1.1.4322", NULL, &package->hfusion11 );
    pLoadLibraryShim( L"fusion.dll", L"v2.0.50727", NULL, &package->hfusion20 );
    pLoadLibraryShim( L"fusion.dll", L"v4.0.30319", NULL, &package->hfusion40 );

    return TRUE;
}

BOOL msi_init_assembly_caches( MSIPACKAGE *package )
{
    HRESULT (WINAPI *pCreateAssemblyCache)( IAssemblyCache **, DWORD );

    if (package->cache_sxs) return TRUE;
    if (CreateAssemblyCache( &package->cache_sxs, 0 ) != S_OK) return FALSE;

    if (!load_fusion_dlls( package )) return FALSE;
    package->pGetFileVersion = (void *)GetProcAddress( package->hmscoree, "GetFileVersion" ); /* missing from v1.0.3705 */

    if (package->hfusion10)
    {
        pCreateAssemblyCache = (void *)GetProcAddress( package->hfusion10, "CreateAssemblyCache" );
        pCreateAssemblyCache( &package->cache_net[CLR_VERSION_V10], 0 );
    }
    if (package->hfusion11)
    {
        pCreateAssemblyCache = (void *)GetProcAddress( package->hfusion11, "CreateAssemblyCache" );
        pCreateAssemblyCache( &package->cache_net[CLR_VERSION_V11], 0 );
    }
    if (package->hfusion20)
    {
        pCreateAssemblyCache = (void *)GetProcAddress( package->hfusion20, "CreateAssemblyCache" );
        pCreateAssemblyCache( &package->cache_net[CLR_VERSION_V20], 0 );
    }
    if (package->hfusion40)
    {
        pCreateAssemblyCache = (void *)GetProcAddress( package->hfusion40, "CreateAssemblyCache" );
        pCreateAssemblyCache( &package->cache_net[CLR_VERSION_V40], 0 );
        package->pCreateAssemblyNameObject = (void *)GetProcAddress( package->hfusion40, "CreateAssemblyNameObject" );
        package->pCreateAssemblyEnum = (void *)GetProcAddress( package->hfusion40, "CreateAssemblyEnum" );
    }

    return TRUE;
}

void msi_destroy_assembly_caches( MSIPACKAGE *package )
{
    UINT i;

    if (package->cache_sxs)
    {
        IAssemblyCache_Release( package->cache_sxs );
        package->cache_sxs = NULL;
    }
    for (i = 0; i < CLR_VERSION_MAX; i++)
    {
        if (package->cache_net[i])
        {
            IAssemblyCache_Release( package->cache_net[i] );
            package->cache_net[i] = NULL;
        }
    }
    package->pGetFileVersion = NULL;
    package->pCreateAssemblyNameObject = NULL;
    package->pCreateAssemblyEnum = NULL;
    FreeLibrary( package->hfusion10 );
    FreeLibrary( package->hfusion11 );
    FreeLibrary( package->hfusion20 );
    FreeLibrary( package->hfusion40 );
    FreeLibrary( package->hmscoree );
    package->hfusion10 = NULL;
    package->hfusion11 = NULL;
    package->hfusion20 = NULL;
    package->hfusion40 = NULL;
    package->hmscoree = NULL;
}

static MSIRECORD *get_assembly_record( MSIPACKAGE *package, const WCHAR *comp )
{
    MSIQUERY *view;
    MSIRECORD *rec;
    UINT r;

    r = MSI_OpenQuery( package->db, &view, L"SELECT * FROM `MsiAssembly` WHERE `Component_` = '%s'", comp );
    if (r != ERROR_SUCCESS)
        return NULL;

    r = MSI_ViewExecute( view, NULL );
    if (r != ERROR_SUCCESS)
    {
        msiobj_release( &view->hdr );
        return NULL;
    }
    r = MSI_ViewFetch( view, &rec );
    if (r != ERROR_SUCCESS)
    {
        msiobj_release( &view->hdr );
        return NULL;
    }
    if (!MSI_RecordGetString( rec, 4 ))
        TRACE("component is a global assembly\n");

    msiobj_release( &view->hdr );
    return rec;
}

struct assembly_name
{
    DWORD   count;
    UINT    index;
    WCHAR **attrs;
};

static UINT get_assembly_name_attribute( MSIRECORD *rec, LPVOID param )
{
    struct assembly_name *name = param;
    const WCHAR *attr = MSI_RecordGetString( rec, 2 );
    const WCHAR *value = MSI_RecordGetString( rec, 3 );
    int len = lstrlenW( L"%s=\"%s\"" ) + lstrlenW( attr ) + lstrlenW( value );

    if (!(name->attrs[name->index] = msi_alloc( len * sizeof(WCHAR) )))
        return ERROR_OUTOFMEMORY;

    if (!wcsicmp( attr, L"name" )) lstrcpyW( name->attrs[name->index++], value );
    else swprintf( name->attrs[name->index++], len, L"%s=\"%s\"", attr, value );
    return ERROR_SUCCESS;
}

static WCHAR *get_assembly_display_name( MSIDATABASE *db, const WCHAR *comp, MSIASSEMBLY *assembly )
{
    struct assembly_name name;
    WCHAR *display_name = NULL;
    MSIQUERY *view;
    UINT i, r;
    int len;

    r = MSI_OpenQuery( db, &view, L"SELECT * FROM `MsiAssemblyName` WHERE `Component_` = '%s'", comp );
    if (r != ERROR_SUCCESS)
        return NULL;

    name.count = 0;
    name.index = 0;
    name.attrs = NULL;
    MSI_IterateRecords( view, &name.count, NULL, NULL );
    if (!name.count) goto done;

    name.attrs = msi_alloc( name.count * sizeof(WCHAR *) );
    if (!name.attrs) goto done;

    MSI_IterateRecords( view, NULL, get_assembly_name_attribute, &name );

    len = 0;
    for (i = 0; i < name.count; i++) len += lstrlenW( name.attrs[i] ) + 1;

    display_name = msi_alloc( (len + 1) * sizeof(WCHAR) );
    if (display_name)
    {
        display_name[0] = 0;
        for (i = 0; i < name.count; i++)
        {
            lstrcatW( display_name, name.attrs[i] );
            if (i < name.count - 1) lstrcatW( display_name, L"," );
        }
    }

done:
    msiobj_release( &view->hdr );
    if (name.attrs)
    {
        for (i = 0; i < name.count; i++) msi_free( name.attrs[i] );
        msi_free( name.attrs );
    }
    return display_name;
}

static BOOL is_assembly_installed( IAssemblyCache *cache, const WCHAR *display_name )
{
    HRESULT hr;
    ASSEMBLY_INFO info;

    if (!cache) return FALSE;

    memset( &info, 0, sizeof(info) );
    info.cbAssemblyInfo = sizeof(info);
    hr = IAssemblyCache_QueryAssemblyInfo( cache, 0, display_name, &info );
    if (hr == S_OK /* sxs version */ || hr == E_NOT_SUFFICIENT_BUFFER)
    {
        return (info.dwAssemblyFlags == ASSEMBLYINFO_FLAG_INSTALLED);
    }
    TRACE( "QueryAssemblyInfo returned %#lx\n", hr );
    return FALSE;
}

WCHAR *msi_get_assembly_path( MSIPACKAGE *package, const WCHAR *displayname )
{
    HRESULT hr;
    ASSEMBLY_INFO info;
    IAssemblyCache *cache = package->cache_net[CLR_VERSION_V40];

    if (!cache) return NULL;

    memset( &info, 0, sizeof(info) );
    info.cbAssemblyInfo = sizeof(info);
    hr = IAssemblyCache_QueryAssemblyInfo( cache, 0, displayname, &info );
    if (hr != E_NOT_SUFFICIENT_BUFFER) return NULL;

    if (!(info.pszCurrentAssemblyPathBuf = msi_alloc( info.cchBuf * sizeof(WCHAR) ))) return NULL;

    hr = IAssemblyCache_QueryAssemblyInfo( cache, 0, displayname, &info );
    if (FAILED( hr ))
    {
        msi_free( info.pszCurrentAssemblyPathBuf );
        return NULL;
    }
    TRACE("returning %s\n", debugstr_w(info.pszCurrentAssemblyPathBuf));
    return info.pszCurrentAssemblyPathBuf;
}

IAssemblyEnum *msi_create_assembly_enum( MSIPACKAGE *package, const WCHAR *displayname )
{
    HRESULT hr;
    IAssemblyName *name;
    IAssemblyEnum *ret;
    WCHAR *str;
    DWORD len = 0;

    if (!package->pCreateAssemblyNameObject || !package->pCreateAssemblyEnum) return NULL;

    hr = package->pCreateAssemblyNameObject( &name, displayname, CANOF_PARSE_DISPLAY_NAME, NULL );
    if (FAILED( hr )) return NULL;

    hr = IAssemblyName_GetName( name, &len, NULL );
    if (hr != E_NOT_SUFFICIENT_BUFFER || !(str = msi_alloc( len * sizeof(WCHAR) )))
    {
        IAssemblyName_Release( name );
        return NULL;
    }

    hr = IAssemblyName_GetName( name, &len, str );
    IAssemblyName_Release( name );
    if (FAILED( hr ))
    {
        msi_free( str );
        return NULL;
    }

    hr = package->pCreateAssemblyNameObject( &name, str, 0, NULL );
    msi_free( str );
    if (FAILED( hr )) return NULL;

    hr = package->pCreateAssemblyEnum( &ret, NULL, name, ASM_CACHE_GAC, NULL );
    IAssemblyName_Release( name );
    if (FAILED( hr )) return NULL;

    return ret;
}

static const WCHAR *clr_version[] =
{
    L"v1.0.3705",
    L"v1.2.4322",
    L"v2.0.50727",
    L"v4.0.30319"
};

static const WCHAR *get_clr_version_str( enum clr_version version )
{
    if (version >= ARRAY_SIZE( clr_version )) return L"unknown";
    return clr_version[version];
}

/* assembly caches must be initialized */
MSIASSEMBLY *msi_load_assembly( MSIPACKAGE *package, MSICOMPONENT *comp )
{
    MSIRECORD *rec;
    MSIASSEMBLY *a;

    if (!(rec = get_assembly_record( package, comp->Component ))) return NULL;
    if (!(a = msi_alloc_zero( sizeof(MSIASSEMBLY) )))
    {
        msiobj_release( &rec->hdr );
        return NULL;
    }
    a->feature = strdupW( MSI_RecordGetString( rec, 2 ) );
    TRACE("feature %s\n", debugstr_w(a->feature));

    a->manifest = strdupW( MSI_RecordGetString( rec, 3 ) );
    TRACE("manifest %s\n", debugstr_w(a->manifest));

    a->application = strdupW( MSI_RecordGetString( rec, 4 ) );
    TRACE("application %s\n", debugstr_w(a->application));

    a->attributes = MSI_RecordGetInteger( rec, 5 );
    TRACE( "attributes %lu\n", a->attributes );

    if (!(a->display_name = get_assembly_display_name( package->db, comp->Component, a )))
    {
        WARN("can't get display name\n");
        msiobj_release( &rec->hdr );
        msi_free( a->feature );
        msi_free( a->manifest );
        msi_free( a->application );
        msi_free( a );
        return NULL;
    }
    TRACE("display name %s\n", debugstr_w(a->display_name));

    if (a->application)
    {
        /* We can't check the manifest here because the target path may still change.
           So we assume that the assembly is not installed and lean on the InstallFiles
           action to determine which files need to be installed.
         */
        a->installed = FALSE;
    }
    else
    {
        if (a->attributes == msidbAssemblyAttributesWin32)
            a->installed = is_assembly_installed( package->cache_sxs, a->display_name );
        else
        {
            UINT i;
            for (i = 0; i < CLR_VERSION_MAX; i++)
            {
                a->clr_version[i] = is_assembly_installed( package->cache_net[i], a->display_name );
                if (a->clr_version[i])
                {
                    TRACE("runtime version %s\n", debugstr_w(get_clr_version_str( i )));
                    a->installed = TRUE;
                    break;
                }
            }
        }
    }
    TRACE("assembly is %s\n", a->installed ? "installed" : "not installed");
    msiobj_release( &rec->hdr );
    return a;
}

static enum clr_version get_clr_version( MSIPACKAGE *package, const WCHAR *filename )
{
    DWORD len;
    HRESULT hr;
    enum clr_version version = CLR_VERSION_V11;
    WCHAR *strW;

    if (!package->pGetFileVersion) return CLR_VERSION_V10;

    hr = package->pGetFileVersion( filename, NULL, 0, &len );
    if (hr != E_NOT_SUFFICIENT_BUFFER) return CLR_VERSION_V11;
    if ((strW = msi_alloc( len * sizeof(WCHAR) )))
    {
        hr = package->pGetFileVersion( filename, strW, len, &len );
        if (hr == S_OK)
        {
            UINT i;
            for (i = 0; i < CLR_VERSION_MAX; i++)
                if (!wcscmp( strW, clr_version[i] )) version = i;
        }
        msi_free( strW );
    }
    return version;
}

UINT msi_install_assembly( MSIPACKAGE *package, MSICOMPONENT *comp )
{
    HRESULT hr;
    const WCHAR *manifest;
    IAssemblyCache *cache;
    MSIASSEMBLY *assembly = comp->assembly;
    MSIFEATURE *feature = NULL;

    if (comp->assembly->feature)
        feature = msi_get_loaded_feature( package, comp->assembly->feature );

    if (assembly->application)
    {
        if (feature) feature->Action = INSTALLSTATE_LOCAL;
        return ERROR_SUCCESS;
    }
    if (assembly->attributes == msidbAssemblyAttributesWin32)
    {
        if (!assembly->manifest)
        {
            WARN("no manifest\n");
            return ERROR_FUNCTION_FAILED;
        }
        manifest = msi_get_loaded_file( package, assembly->manifest )->TargetPath;
        cache = package->cache_sxs;
    }
    else
    {
        manifest = msi_get_loaded_file( package, comp->KeyPath )->TargetPath;
        cache = package->cache_net[get_clr_version( package, manifest )];
        if (!cache) return ERROR_SUCCESS;
    }
    TRACE("installing assembly %s\n", debugstr_w(manifest));

    hr = IAssemblyCache_InstallAssembly( cache, 0, manifest, NULL );
    if (hr != S_OK)
    {
        ERR( "failed to install assembly %s (%#lx)\n", debugstr_w(manifest), hr );
        return ERROR_FUNCTION_FAILED;
    }
    if (feature) feature->Action = INSTALLSTATE_LOCAL;
    assembly->installed = TRUE;
    return ERROR_SUCCESS;
}

UINT msi_uninstall_assembly( MSIPACKAGE *package, MSICOMPONENT *comp )
{
    HRESULT hr;
    IAssemblyCache *cache;
    MSIASSEMBLY *assembly = comp->assembly;
    MSIFEATURE *feature = NULL;

    if (comp->assembly->feature)
        feature = msi_get_loaded_feature( package, comp->assembly->feature );

    if (assembly->application)
    {
        if (feature) feature->Action = INSTALLSTATE_ABSENT;
        return ERROR_SUCCESS;
    }
    TRACE("removing %s\n", debugstr_w(assembly->display_name));

    if (assembly->attributes == msidbAssemblyAttributesWin32)
    {
        cache = package->cache_sxs;
        hr = IAssemblyCache_UninstallAssembly( cache, 0, assembly->display_name, NULL, NULL );
        if (FAILED( hr )) WARN( "failed to uninstall assembly %#lx\n", hr );
    }
    else
    {
        unsigned int i;
        for (i = 0; i < CLR_VERSION_MAX; i++)
        {
            if (!assembly->clr_version[i]) continue;
            cache = package->cache_net[i];
            if (cache)
            {
                hr = IAssemblyCache_UninstallAssembly( cache, 0, assembly->display_name, NULL, NULL );
                if (FAILED( hr )) WARN( "failed to uninstall assembly %#lx\n", hr );
            }
        }
    }
    if (feature) feature->Action = INSTALLSTATE_ABSENT;
    assembly->installed = FALSE;
    return ERROR_SUCCESS;
}

static WCHAR *build_local_assembly_path( const WCHAR *filename )
{
    UINT i;
    WCHAR *ret;

    if (!(ret = msi_alloc( (lstrlenW( filename ) + 1) * sizeof(WCHAR) )))
        return NULL;

    for (i = 0; filename[i]; i++)
    {
        if (filename[i] == '\\' || filename[i] == '/') ret[i] = '|';
        else ret[i] = filename[i];
    }
    ret[i] = 0;
    return ret;
}

static LONG open_assemblies_key( UINT context, BOOL win32, HKEY *hkey )
{
    HKEY root;
    const WCHAR *path;

    if (context == MSIINSTALLCONTEXT_MACHINE)
    {
        root = HKEY_CLASSES_ROOT;
        if (win32) path = L"Installer\\Win32Assemblies\\";
        else path = L"Installer\\Assemblies\\";
    }
    else
    {
        root = HKEY_CURRENT_USER;
        if (win32) path = L"Software\\Microsoft\\Installer\\Win32Assemblies\\";
        else path = L"Software\\Microsoft\\Installer\\Assemblies\\";
    }
    return RegCreateKeyW( root, path, hkey );
}

static LONG open_local_assembly_key( UINT context, BOOL win32, const WCHAR *filename, HKEY *hkey )
{
    LONG res;
    HKEY root;
    WCHAR *path;

    if (!(path = build_local_assembly_path( filename )))
        return ERROR_OUTOFMEMORY;

    if ((res = open_assemblies_key( context, win32, &root )))
    {
        msi_free( path );
        return res;
    }
    res = RegCreateKeyW( root, path, hkey );
    RegCloseKey( root );
    msi_free( path );
    return res;
}

static LONG delete_local_assembly_key( UINT context, BOOL win32, const WCHAR *filename )
{
    LONG res;
    HKEY root;
    WCHAR *path;

    if (!(path = build_local_assembly_path( filename )))
        return ERROR_OUTOFMEMORY;

    if ((res = open_assemblies_key( context, win32, &root )))
    {
        msi_free( path );
        return res;
    }
    res = RegDeleteKeyW( root, path );
    RegCloseKey( root );
    msi_free( path );
    return res;
}

static LONG open_global_assembly_key( UINT context, BOOL win32, HKEY *hkey )
{
    HKEY root;
    const WCHAR *path;

    if (context == MSIINSTALLCONTEXT_MACHINE)
    {
        root = HKEY_CLASSES_ROOT;
        if (win32) path = L"Installer\\Win32Assemblies\\Global";
        else path = L"Installer\\Assemblies\\Global";
    }
    else
    {
        root = HKEY_CURRENT_USER;
        if (win32) path = L"Software\\Microsoft\\Installer\\Win32Assemblies\\Global";
        else path = L"Software\\Microsoft\\Installer\\Assemblies\\Global";
    }
    return RegCreateKeyW( root, path, hkey );
}

UINT ACTION_MsiPublishAssemblies( MSIPACKAGE *package )
{
    MSICOMPONENT *comp;

    if (package->script == SCRIPT_NONE)
        return msi_schedule_action(package, SCRIPT_INSTALL, L"MsiPublishAssemblies");

    LIST_FOR_EACH_ENTRY(comp, &package->components, MSICOMPONENT, entry)
    {
        LONG res;
        HKEY hkey;
        GUID guid;
        DWORD size;
        WCHAR buffer[43];
        MSIRECORD *uirow;
        MSIASSEMBLY *assembly = comp->assembly;
        BOOL win32;

        if (!assembly || !comp->ComponentId) continue;

        comp->Action = msi_get_component_action( package, comp );
        if (comp->Action != INSTALLSTATE_LOCAL)
        {
            TRACE("component not scheduled for installation %s\n", debugstr_w(comp->Component));
            continue;
        }
        TRACE("publishing %s\n", debugstr_w(comp->Component));

        CLSIDFromString( package->ProductCode, &guid );
        encode_base85_guid( &guid, buffer );
        buffer[20] = '>';
        CLSIDFromString( comp->ComponentId, &guid );
        encode_base85_guid( &guid, buffer + 21 );
        buffer[42] = 0;

        win32 = assembly->attributes & msidbAssemblyAttributesWin32;
        if (assembly->application)
        {
            MSIFILE *file = msi_get_loaded_file( package, assembly->application );
            if (!file)
            {
                WARN("no matching file %s for local assembly\n", debugstr_w(assembly->application));
                continue;
            }
            if ((res = open_local_assembly_key( package->Context, win32, file->TargetPath, &hkey )))
            {
                WARN( "failed to open local assembly key %ld\n", res );
                return ERROR_FUNCTION_FAILED;
            }
        }
        else
        {
            if ((res = open_global_assembly_key( package->Context, win32, &hkey )))
            {
                WARN( "failed to open global assembly key %ld\n", res );
                return ERROR_FUNCTION_FAILED;
            }
        }
        size = sizeof(buffer);
        if ((res = RegSetValueExW( hkey, assembly->display_name, 0, REG_MULTI_SZ, (const BYTE *)buffer, size )))
        {
            WARN( "failed to set assembly value %ld\n", res );
        }
        RegCloseKey( hkey );

        uirow = MSI_CreateRecord( 2 );
        MSI_RecordSetStringW( uirow, 2, assembly->display_name );
        MSI_ProcessMessage(package, INSTALLMESSAGE_ACTIONDATA, uirow);
        msiobj_release( &uirow->hdr );
    }
    return ERROR_SUCCESS;
}

UINT ACTION_MsiUnpublishAssemblies( MSIPACKAGE *package )
{
    MSICOMPONENT *comp;

    if (package->script == SCRIPT_NONE)
        return msi_schedule_action(package, SCRIPT_INSTALL, L"MsiUnpublishAssemblies");

    LIST_FOR_EACH_ENTRY(comp, &package->components, MSICOMPONENT, entry)
    {
        LONG res;
        MSIRECORD *uirow;
        MSIASSEMBLY *assembly = comp->assembly;
        BOOL win32;

        if (!assembly || !comp->ComponentId) continue;

        comp->Action = msi_get_component_action( package, comp );
        if (comp->Action != INSTALLSTATE_ABSENT)
        {
            TRACE("component not scheduled for removal %s\n", debugstr_w(comp->Component));
            continue;
        }
        TRACE("unpublishing %s\n", debugstr_w(comp->Component));

        win32 = assembly->attributes & msidbAssemblyAttributesWin32;
        if (assembly->application)
        {
            MSIFILE *file = msi_get_loaded_file( package, assembly->application );
            if (!file)
            {
                WARN("no matching file %s for local assembly\n", debugstr_w(assembly->application));
                continue;
            }
            if ((res = delete_local_assembly_key( package->Context, win32, file->TargetPath )))
                WARN( "failed to delete local assembly key %ld\n", res );
        }
        else
        {
            HKEY hkey;
            if ((res = open_global_assembly_key( package->Context, win32, &hkey )))
                WARN( "failed to delete global assembly key %ld\n", res );
            else
            {
                if ((res = RegDeleteValueW( hkey, assembly->display_name )))
                    WARN( "failed to delete global assembly value %ld\n", res );
                RegCloseKey( hkey );
            }
        }

        uirow = MSI_CreateRecord( 2 );
        MSI_RecordSetStringW( uirow, 2, assembly->display_name );
        MSI_ProcessMessage(package, INSTALLMESSAGE_ACTIONDATA, uirow);
        msiobj_release( &uirow->hdr );
    }
    return ERROR_SUCCESS;
}