Sweden-Number/dlls/msi/database.c

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/*
* Implementation of the Microsoft Installer (msi.dll)
*
* Copyright 2002,2003,2004,2005 Mike McCormack 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
#define NONAMELESSUNION
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winnls.h"
#include "wine/debug.h"
#include "msi.h"
#include "msiquery.h"
#include "msipriv.h"
#include "objidl.h"
#include "objbase.h"
#include "initguid.h"
WINE_DEFAULT_DEBUG_CHANNEL(msi);
DEFINE_GUID( CLSID_MsiDatabase, 0x000c1084, 0x0000, 0x0000,
0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
DEFINE_GUID( CLSID_MsiPatch, 0x000c1086, 0x0000, 0x0000,
0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
/*
* .MSI file format
*
* An .msi file is a structured storage file.
* It contains a number of streams.
* A stream for each table in the database.
* Two streams for the string table in the database.
* Any binary data in a table is a reference to a stream.
*/
static VOID MSI_CloseDatabase( MSIOBJECTHDR *arg )
{
MSIDATABASE *db = (MSIDATABASE *) arg;
DWORD r;
free_cached_tables( db );
msi_free_transforms( db );
msi_destroy_stringtable( db->strings );
r = IStorage_Release( db->storage );
if( r )
ERR("database reference count was not zero (%ld)\n", r);
if (db->deletefile)
{
DeleteFileW( db->deletefile );
msi_free( db->deletefile );
}
}
UINT MSI_OpenDatabaseW(LPCWSTR szDBPath, LPCWSTR szPersist, MSIDATABASE **pdb)
{
IStorage *stg = NULL;
HRESULT r;
MSIDATABASE *db = NULL;
UINT ret = ERROR_FUNCTION_FAILED;
LPCWSTR szMode;
STATSTG stat;
BOOL created = FALSE;
TRACE("%s %s\n",debugstr_w(szDBPath),debugstr_w(szPersist) );
if( !pdb )
return ERROR_INVALID_PARAMETER;
szMode = szPersist;
if( HIWORD( szPersist ) )
{
if (!CopyFileW( szDBPath, szPersist, FALSE ))
return ERROR_OPEN_FAILED;
szDBPath = szPersist;
szPersist = MSIDBOPEN_TRANSACT;
created = TRUE;
}
if( szPersist == MSIDBOPEN_READONLY )
{
r = StgOpenStorage( szDBPath, NULL,
STGM_DIRECT|STGM_READ|STGM_SHARE_DENY_WRITE, NULL, 0, &stg);
}
else if( szPersist == MSIDBOPEN_CREATE || szPersist == MSIDBOPEN_CREATEDIRECT )
{
/* FIXME: MSIDBOPEN_CREATE should case STGM_TRANSACTED flag to be
* used here: */
r = StgCreateDocfile( szDBPath,
STGM_DIRECT|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, 0, &stg);
if( r == ERROR_SUCCESS )
{
IStorage_SetClass( stg, &CLSID_MsiDatabase );
r = init_string_table( stg );
}
created = TRUE;
}
else if( szPersist == MSIDBOPEN_TRANSACT )
{
/* FIXME: MSIDBOPEN_TRANSACT should case STGM_TRANSACTED flag to be
* used here: */
r = StgOpenStorage( szDBPath, NULL,
STGM_DIRECT|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, NULL, 0, &stg);
}
else if( szPersist == MSIDBOPEN_DIRECT )
{
r = StgOpenStorage( szDBPath, NULL,
STGM_DIRECT|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, NULL, 0, &stg);
}
else
{
ERR("unknown flag %p\n",szPersist);
return ERROR_INVALID_PARAMETER;
}
if( FAILED( r ) )
{
FIXME("open failed r = %08lx!\n",r);
return ERROR_FUNCTION_FAILED;
}
r = IStorage_Stat( stg, &stat, STATFLAG_NONAME );
if( FAILED( r ) )
{
FIXME("Failed to stat storage\n");
goto end;
}
if ( !IsEqualGUID( &stat.clsid, &CLSID_MsiDatabase ) &&
!IsEqualGUID( &stat.clsid, &CLSID_MsiPatch ) )
{
ERR("storage GUID is not a MSI database GUID %s\n",
debugstr_guid(&stat.clsid) );
goto end;
}
db = alloc_msiobject( MSIHANDLETYPE_DATABASE, sizeof (MSIDATABASE),
MSI_CloseDatabase );
if( !db )
{
FIXME("Failed to allocate a handle\n");
goto end;
}
if( TRACE_ON( msi ) )
enum_stream_names( stg );
db->storage = stg;
db->mode = szMode;
if (created)
db->deletefile = strdupW( szDBPath );
else
db->deletefile = NULL;
list_init( &db->tables );
list_init( &db->transforms );
db->strings = load_string_table( stg );
if( !db->strings )
goto end;
ret = ERROR_SUCCESS;
msiobj_addref( &db->hdr );
IStorage_AddRef( stg );
*pdb = db;
end:
if( db )
msiobj_release( &db->hdr );
if( stg )
IStorage_Release( stg );
return ret;
}
UINT WINAPI MsiOpenDatabaseW(LPCWSTR szDBPath, LPCWSTR szPersist, MSIHANDLE *phDB)
{
MSIDATABASE *db;
UINT ret;
TRACE("%s %s %p\n",debugstr_w(szDBPath),debugstr_w(szPersist), phDB);
ret = MSI_OpenDatabaseW( szDBPath, szPersist, &db );
if( ret == ERROR_SUCCESS )
{
*phDB = alloc_msihandle( &db->hdr );
if (! *phDB)
ret = ERROR_NOT_ENOUGH_MEMORY;
msiobj_release( &db->hdr );
}
return ret;
}
UINT WINAPI MsiOpenDatabaseA(LPCSTR szDBPath, LPCSTR szPersist, MSIHANDLE *phDB)
{
HRESULT r = ERROR_FUNCTION_FAILED;
LPWSTR szwDBPath = NULL, szwPersist = NULL;
TRACE("%s %s %p\n", debugstr_a(szDBPath), debugstr_a(szPersist), phDB);
if( szDBPath )
{
szwDBPath = strdupAtoW( szDBPath );
if( !szwDBPath )
goto end;
}
if( HIWORD(szPersist) )
{
szwPersist = strdupAtoW( szPersist );
if( !szwPersist )
goto end;
}
else
szwPersist = (LPWSTR)(DWORD_PTR)szPersist;
r = MsiOpenDatabaseW( szwDBPath, szwPersist, phDB );
end:
if( HIWORD(szPersist) )
msi_free( szwPersist );
msi_free( szwDBPath );
return r;
}
UINT MSI_DatabaseImport( MSIDATABASE *db, LPCWSTR folder, LPCWSTR file )
{
FIXME("%p %s %s\n", db, debugstr_w(folder), debugstr_w(file) );
if( folder == NULL || file == NULL )
return ERROR_INVALID_PARAMETER;
return ERROR_CALL_NOT_IMPLEMENTED;
}
UINT WINAPI MsiDatabaseImportW(MSIHANDLE handle, LPCWSTR szFolder, LPCWSTR szFilename)
{
MSIDATABASE *db;
UINT r;
TRACE("%lx %s %s\n",handle,debugstr_w(szFolder), debugstr_w(szFilename));
db = msihandle2msiinfo( handle, MSIHANDLETYPE_DATABASE );
if( !db )
return ERROR_INVALID_HANDLE;
r = MSI_DatabaseImport( db, szFolder, szFilename );
msiobj_release( &db->hdr );
return r;
}
UINT WINAPI MsiDatabaseImportA( MSIHANDLE handle,
LPCSTR szFolder, LPCSTR szFilename )
{
LPWSTR path = NULL, file = NULL;
UINT r = ERROR_OUTOFMEMORY;
TRACE("%lx %s %s\n", handle, debugstr_a(szFolder), debugstr_a(szFilename));
if( szFolder )
{
path = strdupAtoW( szFolder );
if( !path )
goto end;
}
if( szFilename )
{
file = strdupAtoW( szFilename );
if( !file )
goto end;
}
r = MsiDatabaseImportW( handle, path, file );
end:
msi_free( path );
msi_free( file );
return r;
}
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static UINT msi_export_record( HANDLE handle, MSIRECORD *row, UINT start )
{
UINT i, count, len, r = ERROR_SUCCESS;
const char *sep;
char *buffer;
DWORD sz;
len = 0x100;
buffer = msi_alloc( len );
if ( !buffer )
return ERROR_OUTOFMEMORY;
count = MSI_RecordGetFieldCount( row );
for ( i=start; i<=count; i++ )
{
sz = len;
r = MSI_RecordGetStringA( row, i, buffer, &sz );
if (r == ERROR_MORE_DATA)
{
char *p = msi_realloc( buffer, sz + 1 );
if (!p)
break;
len = sz + 1;
buffer = p;
}
sz = len;
r = MSI_RecordGetStringA( row, i, buffer, &sz );
if (r != ERROR_SUCCESS)
break;
if (!WriteFile( handle, buffer, sz, &sz, NULL ))
{
r = ERROR_FUNCTION_FAILED;
break;
}
sep = (i < count) ? "\t" : "\r\n";
if (!WriteFile( handle, sep, strlen(sep), &sz, NULL ))
{
r = ERROR_FUNCTION_FAILED;
break;
}
}
msi_free( buffer );
return r;
}
static UINT msi_export_row( MSIRECORD *row, void *arg )
{
return msi_export_record( arg, row, 1 );
}
UINT MSI_DatabaseExport( MSIDATABASE *db, LPCWSTR table,
LPCWSTR folder, LPCWSTR file )
{
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static const WCHAR query[] = {
's','e','l','e','c','t',' ','*',' ','f','r','o','m',' ','%','s',0 };
static const WCHAR szbs[] = { '\\', 0 };
MSIRECORD *rec = NULL;
MSIQUERY *view = NULL;
LPWSTR filename;
HANDLE handle;
UINT len, r;
TRACE("%p %s %s %s\n", db, debugstr_w(table),
debugstr_w(folder), debugstr_w(file) );
if( folder == NULL || file == NULL )
return ERROR_INVALID_PARAMETER;
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len = lstrlenW(folder) + lstrlenW(file) + 2;
filename = msi_alloc(len * sizeof (WCHAR));
if (!filename)
return ERROR_OUTOFMEMORY;
lstrcpyW( filename, folder );
lstrcatW( filename, szbs );
lstrcatW( filename, file );
handle = CreateFileW( filename, GENERIC_READ | GENERIC_WRITE, 0,
NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL );
msi_free( filename );
if (handle == INVALID_HANDLE_VALUE)
return ERROR_FUNCTION_FAILED;
r = MSI_OpenQuery( db, &view, query, table );
if (r == ERROR_SUCCESS)
{
/* write out row 1, the column names */
r = MSI_ViewGetColumnInfo(view, MSICOLINFO_NAMES, &rec);
if (r == ERROR_SUCCESS)
{
msi_export_record( handle, rec, 1 );
msiobj_release( &rec->hdr );
}
/* write out row 2, the column types */
r = MSI_ViewGetColumnInfo(view, MSICOLINFO_TYPES, &rec);
if (r == ERROR_SUCCESS)
{
msi_export_record( handle, rec, 1 );
msiobj_release( &rec->hdr );
}
/* write out row 3, the table name + keys */
r = MSI_DatabaseGetPrimaryKeys( db, table, &rec );
if (r == ERROR_SUCCESS)
{
MSI_RecordSetStringW( rec, 0, table );
msi_export_record( handle, rec, 0 );
msiobj_release( &rec->hdr );
}
/* write out row 4 onwards, the data */
r = MSI_IterateRecords( view, 0, msi_export_row, handle );
msiobj_release( &view->hdr );
}
CloseHandle( handle );
return r;
}
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/***********************************************************************
* MsiExportDatabaseW [MSI.@]
*
* Writes a file containing the table data as tab separated ASCII.
*
* The format is as follows:
*
* row1 : colname1 <tab> colname2 <tab> .... colnameN <cr> <lf>
* row2 : coltype1 <tab> coltype2 <tab> .... coltypeN <cr> <lf>
* row3 : tablename <tab> key1 <tab> key2 <tab> ... keyM <cr> <lf>
*
* Followed by the data, starting at row 1 with one row per line
*
* row4 : data <tab> data <tab> data <tab> ... data <cr> <lf>
*/
UINT WINAPI MsiDatabaseExportW( MSIHANDLE handle, LPCWSTR szTable,
LPCWSTR szFolder, LPCWSTR szFilename )
{
MSIDATABASE *db;
UINT r;
TRACE("%lx %s %s %s\n", handle, debugstr_w(szTable),
debugstr_w(szFolder), debugstr_w(szFilename));
db = msihandle2msiinfo( handle, MSIHANDLETYPE_DATABASE );
if( !db )
return ERROR_INVALID_HANDLE;
r = MSI_DatabaseExport( db, szTable, szFolder, szFilename );
msiobj_release( &db->hdr );
return r;
}
UINT WINAPI MsiDatabaseExportA( MSIHANDLE handle, LPCSTR szTable,
LPCSTR szFolder, LPCSTR szFilename )
{
LPWSTR path = NULL, file = NULL, table = NULL;
UINT r = ERROR_OUTOFMEMORY;
TRACE("%lx %s %s %s\n", handle, debugstr_a(szTable),
debugstr_a(szFolder), debugstr_a(szFilename));
if( szTable )
{
table = strdupAtoW( szTable );
if( !table )
goto end;
}
if( szFolder )
{
path = strdupAtoW( szFolder );
if( !path )
goto end;
}
if( szFilename )
{
file = strdupAtoW( szFilename );
if( !file )
goto end;
}
r = MsiDatabaseExportW( handle, table, path, file );
end:
msi_free( table );
msi_free( path );
msi_free( file );
return r;
}
MSIDBSTATE WINAPI MsiGetDatabaseState( MSIHANDLE handle )
{
MSIDBSTATE ret = MSIDBSTATE_READ;
MSIDATABASE *db;
TRACE("%ld\n", handle);
db = msihandle2msiinfo( handle, MSIHANDLETYPE_DATABASE );
if (!db)
return MSIDBSTATE_ERROR;
if (db->mode != MSIDBOPEN_READONLY )
ret = MSIDBSTATE_WRITE;
msiobj_release( &db->hdr );
return ret;
}