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wine/dlls/msi/database.c
Lionel Debroux 99ad76c3c1 msi: Correctly handle return value of msi_realloc.
2008-01-02 13:17:52 +01:00

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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 "wine/unicode.h"
#include "msi.h"
#include "msiquery.h"
#include "msipriv.h"
#include "objidl.h"
#include "objbase.h"
#include "msiserver.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;
msi_free(db->path);
free_cached_tables( db );
msi_free_transforms( db );
msi_destroy_stringtable( db->strings );
IStorage_Release( db->storage );
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, save_path;
STATSTG stat;
BOOL created = FALSE;
WCHAR path[MAX_PATH];
static const WCHAR backslash[] = {'\\',0};
static WCHAR szTables[] = { '_','T','a','b','l','e','s',0 };
TRACE("%s %s\n",debugstr_w(szDBPath),debugstr_w(szPersist) );
if( !pdb )
return ERROR_INVALID_PARAMETER;
save_path = szDBPath;
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_CREATE|STGM_DIRECT|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, 0, &stg);
if( r == ERROR_SUCCESS )
{
IStorage_SetClass( stg, &CLSID_MsiDatabase );
/* create the _Tables stream */
r = write_stream_data(stg, szTables, NULL, 0, TRUE);
if (!FAILED(r))
r = msi_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 ) || !stg )
{
FIXME("open failed r = %08x for %s\n", r, debugstr_w(szDBPath));
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 (!strchrW( save_path, '\\' ))
{
GetCurrentDirectoryW( MAX_PATH, path );
lstrcatW( path, backslash );
lstrcatW( path, save_path );
}
else
lstrcpyW( path, save_path );
db->path = strdupW( path );
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 = msi_load_string_table( stg, &db->bytes_per_strref );
if( !db->strings )
goto end;
msi_table_set_strref( db->bytes_per_strref );
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;
}
static LPWSTR msi_read_text_archive(LPCWSTR path)
{
HANDLE file;
LPSTR data = NULL;
LPWSTR wdata = NULL;
DWORD read, size = 0;
file = CreateFileW( path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL );
if (file == INVALID_HANDLE_VALUE)
return NULL;
size = GetFileSize( file, NULL );
data = msi_alloc( size + 1 );
if (!data)
goto done;
if (!ReadFile( file, data, size, &read, NULL ))
goto done;
data[size] = '\0';
wdata = strdupAtoW( data );
done:
CloseHandle( file );
msi_free( data );
return wdata;
}
static void msi_parse_line(LPWSTR *line, LPWSTR **entries, DWORD *num_entries)
{
LPWSTR ptr = *line, save;
DWORD i, count = 1;
*entries = NULL;
/* stay on this line */
while (*ptr && *ptr != '\n')
{
/* entries are separated by tabs */
if (*ptr == '\t')
count++;
ptr++;
}
*entries = msi_alloc(count * sizeof(LPWSTR));
if (!*entries)
return;
/* store pointers into the data */
for (i = 0, ptr = *line; i < count; i++)
{
save = ptr;
while (*ptr && *ptr != '\t' && *ptr != '\n') ptr++;
/* NULL-separate the data */
if (*ptr)
*ptr++ = '\0';
(*entries)[i] = save;
}
/* move to the next line if there's more, else EOF */
*line = ptr;
if (num_entries)
*num_entries = count;
}
static LPWSTR msi_build_createsql_prelude(LPWSTR table)
{
LPWSTR prelude;
DWORD size;
static const WCHAR create_fmt[] = {'C','R','E','A','T','E',' ','T','A','B','L','E',' ','`','%','s','`',' ','(',' ',0};
size = sizeof(create_fmt) + lstrlenW(table) - 2;
prelude = msi_alloc(size * sizeof(WCHAR));
if (!prelude)
return NULL;
sprintfW(prelude, create_fmt, table);
return prelude;
}
static LPWSTR msi_build_createsql_columns(LPWSTR *columns_data, LPWSTR *types, DWORD num_columns)
{
LPWSTR columns, p;
LPCWSTR type;
DWORD sql_size = 1, i, len;
WCHAR expanded[128], *ptr;
WCHAR size[10], comma[2], extra[30];
static const WCHAR column_fmt[] = {'`','%','s','`',' ','%','s','%','s','%','s','%','s',' ',0};
static const WCHAR size_fmt[] = {'(','%','s',')',0};
static const WCHAR type_char[] = {'C','H','A','R',0};
static const WCHAR type_int[] = {'I','N','T',0};
static const WCHAR type_long[] = {'L','O','N','G',0};
static const WCHAR type_notnull[] = {' ','N','O','T',' ','N','U','L','L',0};
static const WCHAR localizable[] = {' ','L','O','C','A','L','I','Z','A','B','L','E',0};
columns = msi_alloc_zero(sql_size * sizeof(WCHAR));
if (!columns)
return NULL;
for (i = 0; i < num_columns; i++)
{
type = NULL;
comma[1] = size[0] = extra[0] = '\0';
if (i == num_columns - 1)
comma[0] = '\0';
else
comma[0] = ',';
ptr = &types[i][1];
len = atolW(ptr);
extra[0] = '\0';
switch (types[i][0])
{
case 'l':
lstrcpyW(extra, type_notnull);
case 'L':
lstrcatW(extra, localizable);
type = type_char;
sprintfW(size, size_fmt, ptr);
break;
case 's':
lstrcpyW(extra, type_notnull);
case 'S':
type = type_char;
sprintfW(size, size_fmt, ptr);
break;
case 'i':
lstrcpyW(extra, type_notnull);
case 'I':
if (len == 2)
type = type_int;
else
type = type_long;
break;
}
sprintfW(expanded, column_fmt, columns_data[i], type, size, extra, comma);
sql_size += lstrlenW(expanded);
p = msi_realloc(columns, sql_size * sizeof(WCHAR));
if (!p)
{
msi_free(columns);
return NULL;
}
columns = p;
lstrcatW(columns, expanded);
}
return columns;
}
static LPWSTR msi_build_createsql_postlude(LPWSTR *primary_keys, DWORD num_keys)
{
LPWSTR postlude, keys, ptr;
DWORD size, key_size, i;
static const WCHAR key_fmt[] = {'`','%','s','`',',',' ',0};
static const WCHAR postlude_fmt[] = {'P','R','I','M','A','R','Y',' ','K','E','Y',' ','%','s',')',0};
for (i = 0, size = 1; i < num_keys; i++)
size += lstrlenW(key_fmt) + lstrlenW(primary_keys[i]) - 2;
keys = msi_alloc(size * sizeof(WCHAR));
if (!keys)
return NULL;
for (i = 0, ptr = keys; i < num_keys; i++)
{
key_size = lstrlenW(key_fmt) + lstrlenW(primary_keys[i]) -2;
sprintfW(ptr, key_fmt, primary_keys[i]);
ptr += key_size;
}
/* remove final ', ' */
*(ptr - 2) = '\0';
size = lstrlenW(postlude_fmt) + size - 1;
postlude = msi_alloc(size * sizeof(WCHAR));
if (!postlude)
goto done;
sprintfW(postlude, postlude_fmt, keys);
done:
msi_free(keys);
return postlude;
}
static UINT msi_add_table_to_db(MSIDATABASE *db, LPWSTR *columns, LPWSTR *types, LPWSTR *labels, DWORD num_labels, DWORD num_columns)
{
UINT r;
DWORD size;
MSIQUERY *view;
LPWSTR create_sql;
LPWSTR prelude, columns_sql, postlude;
prelude = msi_build_createsql_prelude(labels[0]);
columns_sql = msi_build_createsql_columns(columns, types, num_columns);
postlude = msi_build_createsql_postlude(labels + 1, num_labels - 1); /* skip over table name */
if (!prelude || !columns_sql || !postlude)
return ERROR_OUTOFMEMORY;
size = lstrlenW(prelude) + lstrlenW(columns_sql) + lstrlenW(postlude) + 1;
create_sql = msi_alloc(size * sizeof(WCHAR));
if (!create_sql)
return ERROR_OUTOFMEMORY;
lstrcpyW(create_sql, prelude);
lstrcatW(create_sql, columns_sql);
lstrcatW(create_sql, postlude);
msi_free(prelude);
msi_free(columns_sql);
msi_free(postlude);
r = MSI_DatabaseOpenViewW( db, create_sql, &view );
msi_free(create_sql);
if (r != ERROR_SUCCESS)
return r;
r = MSI_ViewExecute(view, NULL);
MSI_ViewClose(view);
msiobj_release(&view->hdr);
return r;
}
static LPWSTR msi_build_insertsql_prelude(LPWSTR table)
{
LPWSTR prelude;
DWORD size;
static const WCHAR insert_fmt[] = {'I','N','S','E','R','T',' ','I','N','T','O',' ','`','%','s','`',' ','(',' ',0};
size = sizeof(insert_fmt) + lstrlenW(table) - 2;
prelude = msi_alloc(size * sizeof(WCHAR));
if (!prelude)
return NULL;
sprintfW(prelude, insert_fmt, table);
return prelude;
}
static LPWSTR msi_build_insertsql_columns(LPWSTR *columns_data, LPWSTR *types, DWORD num_columns)
{
LPWSTR columns, p;
DWORD sql_size = 1, i;
WCHAR expanded[128];
static const WCHAR column_fmt[] = {'`','%','s','`',',',' ',0};
columns = msi_alloc_zero(sql_size * sizeof(WCHAR));
if (!columns)
return NULL;
for (i = 0; i < num_columns; i++)
{
sprintfW(expanded, column_fmt, columns_data[i]);
sql_size += lstrlenW(expanded);
if (i == num_columns - 1)
{
sql_size -= 2;
expanded[lstrlenW(expanded) - 2] = '\0';
}
p = msi_realloc(columns, sql_size * sizeof(WCHAR));
if (!p)
{
msi_free(columns);
return NULL;
}
columns = p;
lstrcatW(columns, expanded);
}
return columns;
}
static LPWSTR msi_build_insertsql_data(LPWSTR **records, LPWSTR *types, DWORD num_columns, DWORD irec)
{
LPWSTR columns, temp_columns;
DWORD sql_size = 1, i;
WCHAR expanded[128];
static const WCHAR str_fmt[] = {'\'','%','s','\'',',',' ',0};
static const WCHAR int_fmt[] = {'%','s',',',' ',0};
static const WCHAR empty[] = {'\'','\'',',',' ',0};
columns = msi_alloc_zero(sql_size * sizeof(WCHAR));
if (!columns)
return NULL;
for (i = 0; i < num_columns; i++)
{
switch (types[i][0])
{
case 'L': case 'l': case 'S': case 's':
sprintfW(expanded, str_fmt, records[irec][i]);
break;
case 'I': case 'i':
if (*records[0][i])
sprintfW(expanded, int_fmt, records[irec][i]);
else
lstrcpyW(expanded, empty);
break;
default:
HeapFree( GetProcessHeap(), 0, columns );
return NULL;
}
if (i == num_columns - 1)
expanded[lstrlenW(expanded) - 2] = '\0';
sql_size += lstrlenW(expanded);
temp_columns = msi_realloc(columns, sql_size * sizeof(WCHAR));
if (!temp_columns)
{
HeapFree( GetProcessHeap(), 0, columns);
return NULL;
}
columns = temp_columns;
lstrcatW(columns, expanded);
}
return columns;
}
static UINT msi_add_records_to_table(MSIDATABASE *db, LPWSTR *columns, LPWSTR *types,
LPWSTR *labels, LPWSTR **records,
int num_columns, int num_records)
{
MSIQUERY *view;
LPWSTR insert_sql;
DWORD size, i;
UINT r = ERROR_SUCCESS;
static const WCHAR mid[] = {' ',')',' ','V','A','L','U','E','S',' ','(',' ',0};
static const WCHAR end[] = {' ',')',0};
LPWSTR prelude = msi_build_insertsql_prelude(labels[0]);
LPWSTR columns_sql = msi_build_insertsql_columns(columns, types, num_columns);
for (i = 0; i < num_records; i++)
{
LPWSTR data = msi_build_insertsql_data(records, types, num_columns, i);
size = lstrlenW(prelude) + lstrlenW(columns_sql) + sizeof(mid) + lstrlenW(data) + sizeof(end) - 1;
insert_sql = msi_alloc(size * sizeof(WCHAR));
if (!insert_sql)
return ERROR_OUTOFMEMORY;
lstrcpyW(insert_sql, prelude);
lstrcatW(insert_sql, columns_sql);
lstrcatW(insert_sql, mid);
lstrcatW(insert_sql, data);
lstrcatW(insert_sql, end);
msi_free(data);
r = MSI_DatabaseOpenViewW( db, insert_sql, &view );
msi_free(insert_sql);
if (r != ERROR_SUCCESS)
goto done;
r = MSI_ViewExecute(view, NULL);
MSI_ViewClose(view);
msiobj_release(&view->hdr);
}
done:
msi_free(prelude);
msi_free(columns_sql);
return r;
}
UINT MSI_DatabaseImport(MSIDATABASE *db, LPCWSTR folder, LPCWSTR file)
{
UINT r;
DWORD len, i;
DWORD num_labels;
DWORD num_columns, num_records = 0;
LPWSTR *columns, *types, *labels;
LPWSTR path, ptr, data;
LPWSTR **records;
LPWSTR **temp_records;
static const WCHAR backslash[] = {'\\',0};
TRACE("%p %s %s\n", db, debugstr_w(folder), debugstr_w(file) );
if( folder == NULL || file == NULL )
return ERROR_INVALID_PARAMETER;
len = lstrlenW(folder) + lstrlenW(backslash) + lstrlenW(file) + 1;
path = msi_alloc( len * sizeof(WCHAR) );
if (!path)
return ERROR_OUTOFMEMORY;
lstrcpyW( path, folder );
lstrcatW( path, backslash );
lstrcatW( path, file );
data = msi_read_text_archive( path );
ptr = data;
msi_parse_line( &ptr, &columns, &num_columns );
msi_parse_line( &ptr, &types, NULL );
msi_parse_line( &ptr, &labels, &num_labels );
records = msi_alloc(sizeof(LPWSTR *));
if (!records)
{
r = ERROR_OUTOFMEMORY;
goto done;
}
/* read in the table records */
while (*ptr)
{
msi_parse_line( &ptr, &records[num_records], NULL );
num_records++;
temp_records = msi_realloc(records, (num_records + 1) * sizeof(LPWSTR *));
if (!temp_records)
{
r = ERROR_OUTOFMEMORY;
goto done;
}
records = temp_records;
}
r = msi_add_table_to_db( db, columns, types, labels, num_labels, num_columns );
if (r != ERROR_SUCCESS)
goto done;
r = msi_add_records_to_table( db, columns, types, labels, records, num_columns, num_records );
done:
msi_free(path);
msi_free(data);
msi_free(columns);
msi_free(types);
msi_free(labels);
for (i = 0; i < num_records; i++)
msi_free(records[i]);
msi_free(records);
return r;
}
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 )
{
IWineMsiRemoteDatabase *remote_database;
remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( handle );
if ( !remote_database )
return ERROR_INVALID_HANDLE;
IWineMsiRemoteDatabase_Release( remote_database );
WARN("MsiDatabaseImport not allowed during a custom action!\n");
return ERROR_SUCCESS;
}
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;
}
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 )
{
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;
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;
}
/***********************************************************************
* 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 )
{
IWineMsiRemoteDatabase *remote_database;
remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( handle );
if ( !remote_database )
return ERROR_INVALID_HANDLE;
IWineMsiRemoteDatabase_Release( remote_database );
WARN("MsiDatabaseExport not allowed during a custom action!\n");
return ERROR_SUCCESS;
}
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 )
{
IWineMsiRemoteDatabase *remote_database;
remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( handle );
if ( !remote_database )
return MSIDBSTATE_ERROR;
IWineMsiRemoteDatabase_Release( remote_database );
WARN("MsiGetDatabaseState not allowed during a custom action!\n");
return MSIDBSTATE_READ;
}
if (db->mode != MSIDBOPEN_READONLY )
ret = MSIDBSTATE_WRITE;
msiobj_release( &db->hdr );
return ret;
}
typedef struct _msi_remote_database_impl {
const IWineMsiRemoteDatabaseVtbl *lpVtbl;
MSIHANDLE database;
LONG refs;
} msi_remote_database_impl;
static inline msi_remote_database_impl* mrd_from_IWineMsiRemoteDatabase( IWineMsiRemoteDatabase* iface )
{
return (msi_remote_database_impl *)iface;
}
static HRESULT WINAPI mrd_QueryInterface( IWineMsiRemoteDatabase *iface,
REFIID riid,LPVOID *ppobj)
{
if( IsEqualCLSID( riid, &IID_IUnknown ) ||
IsEqualCLSID( riid, &IID_IWineMsiRemoteDatabase ) )
{
IUnknown_AddRef( iface );
*ppobj = iface;
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI mrd_AddRef( IWineMsiRemoteDatabase *iface )
{
msi_remote_database_impl* This = mrd_from_IWineMsiRemoteDatabase( iface );
return InterlockedIncrement( &This->refs );
}
static ULONG WINAPI mrd_Release( IWineMsiRemoteDatabase *iface )
{
msi_remote_database_impl* This = mrd_from_IWineMsiRemoteDatabase( iface );
ULONG r;
r = InterlockedDecrement( &This->refs );
if (r == 0)
{
MsiCloseHandle( This->database );
msi_free( This );
}
return r;
}
HRESULT WINAPI mrd_IsTablePersistent( IWineMsiRemoteDatabase *iface,
BSTR table, MSICONDITION *persistent )
{
msi_remote_database_impl *This = mrd_from_IWineMsiRemoteDatabase( iface );
*persistent = MsiDatabaseIsTablePersistentW(This->database, (LPWSTR)table);
return S_OK;
}
HRESULT WINAPI mrd_GetPrimaryKeys( IWineMsiRemoteDatabase *iface,
BSTR table, MSIHANDLE *keys )
{
msi_remote_database_impl *This = mrd_from_IWineMsiRemoteDatabase( iface );
UINT r = MsiDatabaseGetPrimaryKeysW(This->database, (LPWSTR)table, keys);
return HRESULT_FROM_WIN32(r);
}
HRESULT WINAPI mrd_GetSummaryInformation( IWineMsiRemoteDatabase *iface,
UINT updatecount, MSIHANDLE *suminfo )
{
msi_remote_database_impl *This = mrd_from_IWineMsiRemoteDatabase( iface );
UINT r = MsiGetSummaryInformationW(This->database, NULL, updatecount, suminfo);
return HRESULT_FROM_WIN32(r);
}
HRESULT WINAPI mrd_OpenView( IWineMsiRemoteDatabase *iface,
BSTR query, MSIHANDLE *view )
{
msi_remote_database_impl *This = mrd_from_IWineMsiRemoteDatabase( iface );
UINT r = MsiDatabaseOpenViewW(This->database, (LPWSTR)query, view);
return HRESULT_FROM_WIN32(r);
}
static HRESULT WINAPI mrd_SetMsiHandle( IWineMsiRemoteDatabase *iface, MSIHANDLE handle )
{
msi_remote_database_impl* This = mrd_from_IWineMsiRemoteDatabase( iface );
This->database = handle;
return S_OK;
}
static const IWineMsiRemoteDatabaseVtbl msi_remote_database_vtbl =
{
mrd_QueryInterface,
mrd_AddRef,
mrd_Release,
mrd_IsTablePersistent,
mrd_GetPrimaryKeys,
mrd_GetSummaryInformation,
mrd_OpenView,
mrd_SetMsiHandle,
};
HRESULT create_msi_remote_database( IUnknown *pOuter, LPVOID *ppObj )
{
msi_remote_database_impl *This;
This = msi_alloc( sizeof *This );
if (!This)
return E_OUTOFMEMORY;
This->lpVtbl = &msi_remote_database_vtbl;
This->database = 0;
This->refs = 1;
*ppObj = This;
return S_OK;
}
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