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Sweden-Number/dlls/msi/files.c

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/*
* Implementation of the Microsoft Installer (msi.dll)
*
* Copyright 2005 Aric Stewart 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
*/
/*
* Actions dealing with files These are
*
* InstallFiles
* DuplicateFiles
* MoveFiles (TODO)
* PatchFiles (TODO)
* RemoveDuplicateFiles(TODO)
* RemoveFiles(TODO)
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "wine/debug.h"
#include "fdi.h"
#include "msi.h"
#include "msidefs.h"
#include "msvcrt/fcntl.h"
#include "msipriv.h"
#include "winuser.h"
#include "winreg.h"
#include "shlwapi.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(msi);
extern const WCHAR szInstallFiles[];
extern const WCHAR szDuplicateFiles[];
extern const WCHAR szMoveFiles[];
extern const WCHAR szPatchFiles[];
extern const WCHAR szRemoveDuplicateFiles[];
extern const WCHAR szRemoveFiles[];
static void msi_file_update_ui( MSIPACKAGE *package, MSIFILE *f, const WCHAR *action )
{
MSIRECORD *uirow;
LPWSTR uipath, p;
/* the UI chunk */
uirow = MSI_CreateRecord( 9 );
MSI_RecordSetStringW( uirow, 1, f->FileName );
uipath = strdupW( f->TargetPath );
p = strrchrW(uipath,'\\');
if (p)
p[1]=0;
MSI_RecordSetStringW( uirow, 9, uipath);
MSI_RecordSetInteger( uirow, 6, f->FileSize );
ui_actiondata( package, action, uirow);
msiobj_release( &uirow->hdr );
msi_free( uipath );
ui_progress( package, 2, f->FileSize, 0, 0);
}
/* compares the version of a file read from the filesystem and
* the version specified in the File table
*/
static int msi_compare_file_version(MSIFILE *file)
{
WCHAR version[MAX_PATH];
DWORD size;
UINT r;
size = MAX_PATH;
version[0] = '\0';
r = MsiGetFileVersionW(file->TargetPath, version, &size, NULL, NULL);
if (r != ERROR_SUCCESS)
return 0;
return lstrcmpW(version, file->Version);
}
static UINT get_file_target(MSIPACKAGE *package, LPCWSTR file_key,
MSIFILE** file)
{
LIST_FOR_EACH_ENTRY( *file, &package->files, MSIFILE, entry )
{
if (lstrcmpW( file_key, (*file)->File )==0)
{
if ((*file)->state >= msifs_overwrite)
return ERROR_SUCCESS;
else
return ERROR_FILE_NOT_FOUND;
}
}
return ERROR_FUNCTION_FAILED;
}
static void schedule_install_files(MSIPACKAGE *package)
{
MSIFILE *file;
LIST_FOR_EACH_ENTRY(file, &package->files, MSIFILE, entry)
{
if (!ACTION_VerifyComponentForAction(file->Component, INSTALLSTATE_LOCAL))
{
TRACE("File %s is not scheduled for install\n", debugstr_w(file->File));
ui_progress(package,2,file->FileSize,0,0);
file->state = msifs_skipped;
}
}
}
static UINT copy_file(MSIFILE *file)
{
BOOL ret;
ret = CopyFileW(file->SourcePath, file->TargetPath, FALSE);
if (ret)
{
file->state = msifs_installed;
return ERROR_SUCCESS;
}
return GetLastError();
}
static UINT copy_install_file(MSIFILE *file)
{
UINT gle;
TRACE("Copying %s to %s\n", debugstr_w(file->SourcePath),
debugstr_w(file->TargetPath));
gle = copy_file(file);
if (gle == ERROR_SUCCESS)
return gle;
if (gle == ERROR_ALREADY_EXISTS && file->state == msifs_overwrite)
{
TRACE("overwriting existing file\n");
gle = ERROR_SUCCESS;
}
else if (gle == ERROR_ACCESS_DENIED)
{
SetFileAttributesW(file->TargetPath, FILE_ATTRIBUTE_NORMAL);
gle = copy_file(file);
TRACE("Overwriting existing file: %d\n", gle);
}
return gle;
}
static BOOL check_dest_hash_matches(MSIFILE *file)
{
MSIFILEHASHINFO hash;
UINT r;
if (!file->hash.dwFileHashInfoSize)
return FALSE;
hash.dwFileHashInfoSize = sizeof(MSIFILEHASHINFO);
r = MsiGetFileHashW(file->TargetPath, 0, &hash);
if (r != ERROR_SUCCESS)
return FALSE;
return !memcmp(&hash, &file->hash, sizeof(MSIFILEHASHINFO));
}
static BOOL installfiles_cb(MSIPACKAGE *package, LPCWSTR file, DWORD action,
LPWSTR *path, DWORD *attrs, PVOID user)
{
static MSIFILE *f = NULL;
if (action == MSICABEXTRACT_BEGINEXTRACT)
{
f = get_loaded_file(package, file);
if (!f)
{
WARN("unknown file in cabinet (%s)\n", debugstr_w(file));
return FALSE;
}
if (f->state != msifs_missing && f->state != msifs_overwrite)
{
TRACE("Skipping extraction of %s\n", debugstr_w(file));
return FALSE;
}
msi_file_update_ui(package, f, szInstallFiles);
*path = strdupW(f->TargetPath);
*attrs = f->Attributes;
}
else if (action == MSICABEXTRACT_FILEEXTRACTED)
{
f->state = msifs_installed;
f = NULL;
}
return TRUE;
}
/*
* ACTION_InstallFiles()
*
* For efficiency, this is done in two passes:
* 1) Correct all the TargetPaths and determine what files are to be installed.
* 2) Extract Cabinets and copy files.
*/
UINT ACTION_InstallFiles(MSIPACKAGE *package)
{
MSIMEDIAINFO *mi;
UINT rc = ERROR_SUCCESS;
MSIFILE *file;
/* increment progress bar each time action data is sent */
ui_progress(package,1,1,0,0);
schedule_install_files(package);
/*
* Despite MSDN specifying that the CreateFolders action
* should be called before InstallFiles, some installers don't
* do that, and they seem to work correctly. We need to create
* directories here to make sure that the files can be copied.
*/
msi_create_component_directories( package );
mi = msi_alloc_zero( sizeof(MSIMEDIAINFO) );
LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
{
if (file->state != msifs_missing && !mi->is_continuous && file->state != msifs_overwrite)
continue;
if (check_dest_hash_matches(file))
{
TRACE("File hashes match, not overwriting\n");
continue;
}
if (MsiGetFileVersionW(file->TargetPath, NULL, NULL, NULL, NULL) == ERROR_SUCCESS &&
msi_compare_file_version(file) >= 0)
{
TRACE("Destination file version greater, not overwriting\n");
continue;
}
if (file->Sequence > mi->last_sequence || mi->is_continuous ||
(file->IsCompressed && !mi->is_extracted))
{
MSICABDATA data;
rc = ready_media(package, file, mi);
if (rc != ERROR_SUCCESS)
{
ERR("Failed to ready media\n");
break;
}
data.mi = mi;
data.package = package;
data.cb = installfiles_cb;
data.user = NULL;
if (file->IsCompressed &&
!msi_cabextract(package, mi, &data))
{
ERR("Failed to extract cabinet: %s\n", debugstr_w(mi->cabinet));
rc = ERROR_FUNCTION_FAILED;
break;
}
}
if (!file->IsCompressed)
{
TRACE("file paths %s to %s\n", debugstr_w(file->SourcePath),
debugstr_w(file->TargetPath));
msi_file_update_ui(package, file, szInstallFiles);
rc = copy_install_file(file);
if (rc != ERROR_SUCCESS)
{
ERR("Failed to copy %s to %s (%d)\n", debugstr_w(file->SourcePath),
debugstr_w(file->TargetPath), rc);
rc = ERROR_INSTALL_FAILURE;
break;
}
}
else if (file->state != msifs_installed)
{
ERR("compressed file wasn't extracted (%s)\n", debugstr_w(file->TargetPath));
rc = ERROR_INSTALL_FAILURE;
break;
}
}
msi_free_media_info(mi);
return rc;
}
static UINT ITERATE_DuplicateFiles(MSIRECORD *row, LPVOID param)
{
MSIPACKAGE *package = (MSIPACKAGE*)param;
WCHAR dest_name[0x100];
LPWSTR dest_path, dest;
LPCWSTR file_key, component;
DWORD sz;
DWORD rc;
MSICOMPONENT *comp;
MSIFILE *file;
component = MSI_RecordGetString(row,2);
comp = get_loaded_component(package,component);
if (!ACTION_VerifyComponentForAction( comp, INSTALLSTATE_LOCAL ))
{
TRACE("Skipping copy due to disabled component %s\n",
debugstr_w(component));
/* the action taken was the same as the current install state */
comp->Action = comp->Installed;
return ERROR_SUCCESS;
}
comp->Action = INSTALLSTATE_LOCAL;
file_key = MSI_RecordGetString(row,3);
if (!file_key)
{
ERR("Unable to get file key\n");
return ERROR_FUNCTION_FAILED;
}
rc = get_file_target(package,file_key,&file);
if (rc != ERROR_SUCCESS)
{
ERR("Original file unknown %s\n",debugstr_w(file_key));
return ERROR_SUCCESS;
}
if (MSI_RecordIsNull(row,4))
strcpyW(dest_name,strrchrW(file->TargetPath,'\\')+1);
else
{
sz=0x100;
MSI_RecordGetStringW(row,4,dest_name,&sz);
reduce_to_longfilename(dest_name);
}
if (MSI_RecordIsNull(row,5))
{
LPWSTR p;
dest_path = strdupW(file->TargetPath);
p = strrchrW(dest_path,'\\');
if (p)
*p=0;
}
else
{
LPCWSTR destkey;
destkey = MSI_RecordGetString(row,5);
dest_path = resolve_folder(package, destkey, FALSE, FALSE, TRUE, NULL);
if (!dest_path)
{
/* try a Property */
dest_path = msi_dup_property( package, destkey );
if (!dest_path)
{
FIXME("Unable to get destination folder, try AppSearch properties\n");
return ERROR_SUCCESS;
}
}
}
dest = build_directory_name(2, dest_path, dest_name);
create_full_pathW(dest_path);
TRACE("Duplicating file %s to %s\n",debugstr_w(file->TargetPath),
debugstr_w(dest));
if (strcmpW(file->TargetPath,dest))
rc = !CopyFileW(file->TargetPath,dest,TRUE);
else
rc = ERROR_SUCCESS;
if (rc != ERROR_SUCCESS)
ERR("Failed to copy file %s -> %s, last error %d\n",
debugstr_w(file->TargetPath), debugstr_w(dest_path), GetLastError());
FIXME("We should track these duplicate files as well\n");
msi_free(dest_path);
msi_free(dest);
msi_file_update_ui(package, file, szDuplicateFiles);
return ERROR_SUCCESS;
}
UINT ACTION_DuplicateFiles(MSIPACKAGE *package)
{
UINT rc;
MSIQUERY * view;
static const WCHAR ExecSeqQuery[] =
{'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
'`','D','u','p','l','i','c','a','t','e','F','i','l','e','`',0};
rc = MSI_DatabaseOpenViewW(package->db, ExecSeqQuery, &view);
if (rc != ERROR_SUCCESS)
return ERROR_SUCCESS;
rc = MSI_IterateRecords(view, NULL, ITERATE_DuplicateFiles, package);
msiobj_release(&view->hdr);
return rc;
}
static BOOL verify_comp_for_removal(MSICOMPONENT *comp, UINT install_mode)
{
INSTALLSTATE request = comp->ActionRequest;
if (install_mode == msidbRemoveFileInstallModeOnInstall &&
(request == INSTALLSTATE_LOCAL || request == INSTALLSTATE_SOURCE))
return TRUE;
if (request == INSTALLSTATE_ABSENT)
{
if (!comp->ComponentId)
return FALSE;
if (install_mode == msidbRemoveFileInstallModeOnRemove)
return TRUE;
}
if (install_mode == msidbRemoveFileInstallModeOnBoth)
return TRUE;
return FALSE;
}
static UINT ITERATE_RemoveFiles(MSIRECORD *row, LPVOID param)
{
MSIPACKAGE *package = (MSIPACKAGE*)param;
MSICOMPONENT *comp;
LPCWSTR component, filename, dirprop;
UINT install_mode;
LPWSTR dir = NULL, path = NULL;
DWORD size;
UINT r;
component = MSI_RecordGetString(row, 2);
filename = MSI_RecordGetString(row, 3);
dirprop = MSI_RecordGetString(row, 4);
install_mode = MSI_RecordGetInteger(row, 5);
comp = get_loaded_component(package, component);
if (!comp)
{
ERR("Invalid component: %s\n", debugstr_w(component));
return ERROR_FUNCTION_FAILED;
}
if (!verify_comp_for_removal(comp, install_mode))
{
TRACE("Skipping removal due to missing conditions\n");
comp->Action = comp->Installed;
return ERROR_SUCCESS;
}
dir = msi_dup_property(package, dirprop);
if (!dir)
return ERROR_OUTOFMEMORY;
size = lstrlenW(filename) + lstrlenW(dir) + 2;
path = msi_alloc(size * sizeof(WCHAR));
if (!path)
{
r = ERROR_OUTOFMEMORY;
goto done;
}
lstrcpyW(path, dir);
lstrcatW(path, filename);
TRACE("Deleting misc file: %s\n", debugstr_w(path));
if (!DeleteFileW(path))
TRACE("DeleteFileW failed: %d\n", GetLastError());
done:
msi_free(path);
msi_free(dir);
return ERROR_SUCCESS;
}
UINT ACTION_RemoveFiles( MSIPACKAGE *package )
{
MSIQUERY *view;
MSIFILE *file;
UINT r;
static const WCHAR query[] = {
'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
'`','R','e','m','o','v','e','F','i','l','e','`',0};
r = MSI_DatabaseOpenViewW(package->db, query, &view);
if (r == ERROR_SUCCESS)
{
MSI_IterateRecords(view, NULL, ITERATE_RemoveFiles, package);
msiobj_release(&view->hdr);
}
LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
{
MSIRECORD *uirow;
LPWSTR uipath, p;
if ( file->state == msifs_installed )
ERR("removing installed file %s\n", debugstr_w(file->TargetPath));
if ( file->Component->ActionRequest != INSTALLSTATE_ABSENT )
continue;
/* don't remove a file if the old file
* is strictly newer than the version to be installed
*/
if ( msi_compare_file_version( file ) < 0 )
continue;
TRACE("removing %s\n", debugstr_w(file->File) );
if ( !DeleteFileW( file->TargetPath ) )
ERR("failed to delete %s\n", debugstr_w(file->TargetPath) );
file->state = msifs_missing;
/* the UI chunk */
uirow = MSI_CreateRecord( 9 );
MSI_RecordSetStringW( uirow, 1, file->FileName );
uipath = strdupW( file->TargetPath );
p = strrchrW(uipath,'\\');
if (p)
p[1]=0;
MSI_RecordSetStringW( uirow, 9, uipath);
ui_actiondata( package, szRemoveFiles, uirow);
msiobj_release( &uirow->hdr );
msi_free( uipath );
/* FIXME: call ui_progress here? */
}
return ERROR_SUCCESS;
}
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