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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>
#include <stdio.h>
#define COBJMACROS
#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 "msiserver.h"
#include "query.h"
#include "initguid.h"
WINE_DEFAULT_DEBUG_CHANNEL(msi);
/*
* .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.
*/
#define IS_INTMSIDBOPEN(x) (((ULONG_PTR)(x) >> 16) == 0)
static void free_transforms( MSIDATABASE *db )
{
while( !list_empty( &db->transforms ) )
{
MSITRANSFORM *t = LIST_ENTRY( list_head( &db->transforms ), MSITRANSFORM, entry );
list_remove( &t->entry );
IStorage_Release( t->stg );
msi_free( t );
}
}
static void free_streams( MSIDATABASE *db )
{
UINT i;
for (i = 0; i < db->num_streams; i++)
{
if (db->streams[i].stream) IStream_Release( db->streams[i].stream );
}
msi_free( db->streams );
}
void append_storage_to_db( MSIDATABASE *db, IStorage *stg )
{
MSITRANSFORM *t;
t = msi_alloc( sizeof *t );
t->stg = stg;
IStorage_AddRef( stg );
list_add_head( &db->transforms, &t->entry );
}
static VOID MSI_CloseDatabase( MSIOBJECTHDR *arg )
{
MSIDATABASE *db = (MSIDATABASE *) arg;
msi_free(db->path);
free_streams( db );
free_cached_tables( db );
free_transforms( db );
if (db->strings) msi_destroy_stringtable( db->strings );
IStorage_Release( db->storage );
if (db->deletefile)
{
DeleteFileW( db->deletefile );
msi_free( db->deletefile );
}
msi_free( db->tempfolder );
}
static HRESULT db_initialize( IStorage *stg, const GUID *clsid )
{
HRESULT hr;
hr = IStorage_SetClass( stg, clsid );
if (FAILED( hr ))
{
WARN("failed to set class id 0x%08x\n", hr);
return hr;
}
/* create the _Tables stream */
hr = write_stream_data( stg, L"_Tables", NULL, 0, TRUE );
if (FAILED( hr ))
{
WARN("failed to create _Tables stream 0x%08x\n", hr);
return hr;
}
hr = msi_init_string_table( stg );
if (FAILED( hr ))
{
WARN("failed to initialize string table 0x%08x\n", hr);
return hr;
}
hr = IStorage_Commit( stg, 0 );
if (FAILED( hr ))
{
WARN("failed to commit changes 0x%08x\n", hr);
return hr;
}
return S_OK;
}
UINT MSI_OpenDatabaseW(LPCWSTR szDBPath, LPCWSTR szPersist, MSIDATABASE **pdb)
{
IStorage *stg = NULL;
HRESULT r;
MSIDATABASE *db = NULL;
UINT ret = ERROR_FUNCTION_FAILED;
LPCWSTR save_path;
UINT mode;
STATSTG stat;
BOOL created = FALSE, patch = FALSE;
WCHAR path[MAX_PATH];
TRACE("%s %s\n",debugstr_w(szDBPath),debugstr_w(szPersist) );
if( !pdb )
return ERROR_INVALID_PARAMETER;
save_path = szDBPath;
if ( IS_INTMSIDBOPEN(szPersist) )
{
mode = LOWORD(szPersist);
}
else
{
if (!CopyFileW( szDBPath, szPersist, FALSE ))
return ERROR_OPEN_FAILED;
szDBPath = szPersist;
mode = MSI_OPEN_TRANSACT;
created = TRUE;
}
if ((mode & MSI_OPEN_PATCHFILE) == MSI_OPEN_PATCHFILE)
{
TRACE("Database is a patch\n");
mode &= ~MSI_OPEN_PATCHFILE;
patch = TRUE;
}
if( mode == MSI_OPEN_READONLY )
{
r = StgOpenStorage( szDBPath, NULL,
STGM_DIRECT|STGM_READ|STGM_SHARE_DENY_WRITE, NULL, 0, &stg);
}
else if( mode == MSI_OPEN_CREATE )
{
r = StgCreateDocfile( szDBPath,
STGM_CREATE|STGM_TRANSACTED|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, 0, &stg );
if( SUCCEEDED(r) )
r = db_initialize( stg, patch ? &CLSID_MsiPatch : &CLSID_MsiDatabase );
created = TRUE;
}
else if( mode == MSI_OPEN_CREATEDIRECT )
{
r = StgCreateDocfile( szDBPath,
STGM_CREATE|STGM_DIRECT|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, 0, &stg );
if( SUCCEEDED(r) )
r = db_initialize( stg, patch ? &CLSID_MsiPatch : &CLSID_MsiDatabase );
created = TRUE;
}
else if( mode == MSI_OPEN_TRANSACT )
{
r = StgOpenStorage( szDBPath, NULL,
STGM_TRANSACTED|STGM_READWRITE|STGM_SHARE_DENY_WRITE, NULL, 0, &stg);
}
else if( mode == MSI_OPEN_DIRECT )
{
r = StgOpenStorage( szDBPath, NULL,
STGM_DIRECT|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, NULL, 0, &stg);
}
else
{
ERR("unknown flag %x\n",mode);
return ERROR_INVALID_PARAMETER;
}
if( FAILED( r ) || !stg )
{
WARN("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 ) &&
!IsEqualGUID( &stat.clsid, &CLSID_MsiTransform ) )
{
ERR("storage GUID is not a MSI database GUID %s\n",
debugstr_guid(&stat.clsid) );
goto end;
}
if ( patch && !IsEqualGUID( &stat.clsid, &CLSID_MsiPatch ) )
{
ERR("storage GUID is not the MSI patch GUID %s\n",
debugstr_guid(&stat.clsid) );
ret = ERROR_OPEN_FAILED;
goto end;
}
db = alloc_msiobject( MSIHANDLETYPE_DATABASE, sizeof (MSIDATABASE),
MSI_CloseDatabase );
if( !db )
{
FIXME("Failed to allocate a handle\n");
goto end;
}
if (!wcschr( save_path, '\\' ))
{
GetCurrentDirectoryW( MAX_PATH, path );
lstrcatW( path, L"\\" );
lstrcatW( path, save_path );
}
else
lstrcpyW( path, save_path );
db->path = strdupW( path );
db->media_transform_offset = MSI_INITIAL_MEDIA_TRANSFORM_OFFSET;
db->media_transform_disk_id = MSI_INITIAL_MEDIA_TRANSFORM_DISKID;
if( TRACE_ON( msi ) )
enum_stream_names( stg );
db->storage = stg;
db->mode = mode;
if (created)
db->deletefile = strdupW( szDBPath );
list_init( &db->tables );
list_init( &db->transforms );
db->strings = msi_load_string_table( stg, &db->bytes_per_strref );
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( !IS_INTMSIDBOPEN(szPersist) )
{
szwPersist = strdupAtoW( szPersist );
if( !szwPersist )
goto end;
}
else
szwPersist = (LPWSTR)(DWORD_PTR)szPersist;
r = MsiOpenDatabaseW( szwDBPath, szwPersist, phDB );
end:
if( !IS_INTMSIDBOPEN(szPersist) )
msi_free( szwPersist );
msi_free( szwDBPath );
return r;
}
static LPWSTR msi_read_text_archive(LPCWSTR path, DWORD *len)
{
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 );
if (!(data = msi_alloc( size ))) goto done;
if (!ReadFile( file, data, size, &read, NULL ) || read != size) goto done;
while (!data[size - 1]) size--;
*len = MultiByteToWideChar( CP_ACP, 0, data, size, NULL, 0 );
if ((wdata = msi_alloc( (*len + 1) * sizeof(WCHAR) )))
{
MultiByteToWideChar( CP_ACP, 0, data, size, wdata, *len );
wdata[*len] = 0;
}
done:
CloseHandle( file );
msi_free( data );
return wdata;
}
static void msi_parse_line(LPWSTR *line, LPWSTR **entries, DWORD *num_entries, DWORD *len)
{
LPWSTR ptr = *line, save;
DWORD i, count = 1, chars_left = *len;
*entries = NULL;
/* stay on this line */
while (chars_left && *ptr != '\n')
{
/* entries are separated by tabs */
if (*ptr == '\t')
count++;
ptr++;
chars_left--;
}
*entries = msi_alloc(count * sizeof(LPWSTR));
if (!*entries)
return;
/* store pointers into the data */
chars_left = *len;
for (i = 0, ptr = *line; i < count; i++)
{
while (chars_left && *ptr == '\r')
{
ptr++;
chars_left--;
}
save = ptr;
while (chars_left && *ptr != '\t' && *ptr != '\n' && *ptr != '\r')
{
if (!*ptr) *ptr = '\n'; /* convert embedded nulls to \n */
if (ptr > *line && *ptr == '\x19' && *(ptr - 1) == '\x11')
{
*ptr = '\n';
*(ptr - 1) = '\r';
}
ptr++;
chars_left--;
}
/* NULL-separate the data */
if (*ptr == '\n' || *ptr == '\r')
{
while (chars_left && (*ptr == '\n' || *ptr == '\r'))
{
*(ptr++) = 0;
chars_left--;
}
}
else if (*ptr)
{
*(ptr++) = 0;
chars_left--;
}
(*entries)[i] = save;
}
/* move to the next line if there's more, else EOF */
*line = ptr;
*len = chars_left;
if (num_entries)
*num_entries = count;
}
static LPWSTR msi_build_createsql_prelude(LPWSTR table)
{
LPWSTR prelude;
DWORD size;
size = ARRAY_SIZE(L"CREATE TABLE `%s` ( ") + lstrlenW(table) - 2;
prelude = msi_alloc(size * sizeof(WCHAR));
if (!prelude)
return NULL;
swprintf(prelude, size, L"CREATE TABLE `%s` ( ", 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];
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 = wcstol(ptr, NULL, 10);
extra[0] = '\0';
switch (types[i][0])
{
case 'l':
lstrcpyW(extra, L" NOT NULL");
/* fall through */
case 'L':
lstrcatW(extra, L" LOCALIZABLE");
type = L"CHAR";
swprintf(size, ARRAY_SIZE(size), L"(%s)", ptr);
break;
case 's':
lstrcpyW(extra, L" NOT NULL");
/* fall through */
case 'S':
type = L"CHAR";
swprintf(size, ARRAY_SIZE(size), L"(%s)", ptr);
break;
case 'i':
lstrcpyW(extra, L" NOT NULL");
/* fall through */
case 'I':
if (len <= 2)
type = L"INT";
else if (len == 4)
type = L"LONG";
else
{
WARN("invalid int width %u\n", len);
msi_free(columns);
return NULL;
}
break;
case 'v':
lstrcpyW(extra, L" NOT NULL");
/* fall through */
case 'V':
type = L"OBJECT";
break;
default:
ERR("Unknown type: %c\n", types[i][0]);
msi_free(columns);
return NULL;
}
swprintf(expanded, ARRAY_SIZE(expanded), L"`%s` %s%s%s%s ", 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, i;
for (i = 0, size = 1; i < num_keys; i++)
size += lstrlenW(L"`%s`, ") + lstrlenW(primary_keys[i]) - 2;
keys = msi_alloc(size * sizeof(WCHAR));
if (!keys)
return NULL;
for (i = 0, ptr = keys; i < num_keys; i++)
{
ptr += swprintf(ptr, size - (ptr - keys), L"`%s`, ", primary_keys[i]);
}
/* remove final ', ' */
*(ptr - 2) = '\0';
size = lstrlenW(L"PRIMARY KEY %s)") + size - 1;
postlude = msi_alloc(size * sizeof(WCHAR));
if (!postlude)
goto done;
swprintf(postlude, size, L"PRIMARY KEY %s)", 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 = ERROR_OUTOFMEMORY;
DWORD size;
MSIQUERY *view;
LPWSTR create_sql = NULL;
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)
goto done;
size = lstrlenW(prelude) + lstrlenW(columns_sql) + lstrlenW(postlude) + 1;
create_sql = msi_alloc(size * sizeof(WCHAR));
if (!create_sql)
goto done;
lstrcpyW(create_sql, prelude);
lstrcatW(create_sql, columns_sql);
lstrcatW(create_sql, postlude);
r = MSI_DatabaseOpenViewW( db, create_sql, &view );
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);
msi_free(postlude);
msi_free(create_sql);
return r;
}
static LPWSTR msi_import_stream_filename(LPCWSTR path, LPCWSTR name)
{
DWORD len;
LPWSTR fullname, ptr;
len = lstrlenW(path) + lstrlenW(name) + 1;
fullname = msi_alloc(len*sizeof(WCHAR));
if (!fullname)
return NULL;
lstrcpyW( fullname, path );
/* chop off extension from path */
ptr = wcsrchr(fullname, '.');
if (!ptr)
{
msi_free (fullname);
return NULL;
}
*ptr++ = '\\';
lstrcpyW( ptr, name );
return fullname;
}
static UINT construct_record(DWORD num_columns, LPWSTR *types,
LPWSTR *data, LPWSTR path, MSIRECORD **rec)
{
UINT i;
*rec = MSI_CreateRecord(num_columns);
if (!*rec)
return ERROR_OUTOFMEMORY;
for (i = 0; i < num_columns; i++)
{
switch (types[i][0])
{
case 'L': case 'l': case 'S': case 's':
MSI_RecordSetStringW(*rec, i + 1, data[i]);
break;
case 'I': case 'i':
if (*data[i])
MSI_RecordSetInteger(*rec, i + 1, wcstol(data[i], NULL, 10));
break;
case 'V': case 'v':
if (*data[i])
{
UINT r;
LPWSTR file = msi_import_stream_filename(path, data[i]);
if (!file)
return ERROR_FUNCTION_FAILED;
r = MSI_RecordSetStreamFromFileW(*rec, i + 1, file);
msi_free (file);
if (r != ERROR_SUCCESS)
return ERROR_FUNCTION_FAILED;
}
break;
default:
ERR("Unhandled column type: %c\n", types[i][0]);
msiobj_release(&(*rec)->hdr);
return ERROR_FUNCTION_FAILED;
}
}
return ERROR_SUCCESS;
}
static UINT msi_add_records_to_table(MSIDATABASE *db, LPWSTR *columns, LPWSTR *types,
LPWSTR *labels, LPWSTR **records,
int num_columns, int num_records,
LPWSTR path)
{
UINT r;
int i;
MSIQUERY *view;
MSIRECORD *rec;
r = MSI_OpenQuery(db, &view, L"SELECT * FROM `%s`", labels[0]);
if (r != ERROR_SUCCESS)
return r;
while (MSI_ViewFetch(view, &rec) != ERROR_NO_MORE_ITEMS)
{
r = MSI_ViewModify(view, MSIMODIFY_DELETE, rec);
msiobj_release(&rec->hdr);
if (r != ERROR_SUCCESS)
goto done;
}
for (i = 0; i < num_records; i++)
{
r = construct_record(num_columns, types, records[i], path, &rec);
if (r != ERROR_SUCCESS)
goto done;
r = MSI_ViewModify(view, MSIMODIFY_INSERT, rec);
if (r != ERROR_SUCCESS)
{
msiobj_release(&rec->hdr);
goto done;
}
msiobj_release(&rec->hdr);
}
done:
msiobj_release(&view->hdr);
return r;
}
static UINT MSI_DatabaseImport(MSIDATABASE *db, LPCWSTR folder, LPCWSTR file)
{
UINT r;
DWORD len, i, num_labels, num_types, num_columns, num_records = 0;
WCHAR **columns, **types, **labels, *path, *ptr, *data, ***records = NULL, ***temp_records;
TRACE("%p %s %s\n", db, debugstr_w(folder), debugstr_w(file) );
if (!folder || !file)
return ERROR_INVALID_PARAMETER;
len = lstrlenW(folder) + lstrlenW(L"\\") + lstrlenW(file) + 1;
path = msi_alloc( len * sizeof(WCHAR) );
if (!path)
return ERROR_OUTOFMEMORY;
lstrcpyW( path, folder );
lstrcatW( path, L"\\" );
lstrcatW( path, file );
data = msi_read_text_archive( path, &len );
if (!data)
{
msi_free(path);
return ERROR_FUNCTION_FAILED;
}
ptr = data;
msi_parse_line( &ptr, &columns, &num_columns, &len );
msi_parse_line( &ptr, &types, &num_types, &len );
msi_parse_line( &ptr, &labels, &num_labels, &len );
if (num_columns == 1 && !columns[0][0] && num_labels == 1 && !labels[0][0] &&
num_types == 2 && !wcscmp( types[1], L"_ForceCodepage" ))
{
r = msi_set_string_table_codepage( db->strings, wcstol( types[0], NULL, 10 ) );
goto done;
}
if (num_columns != num_types)
{
r = ERROR_FUNCTION_FAILED;
goto done;
}
records = msi_alloc(sizeof(WCHAR **));
if (!records)
{
r = ERROR_OUTOFMEMORY;
goto done;
}
/* read in the table records */
while (len)
{
msi_parse_line( &ptr, &records[num_records], NULL, &len );
num_records++;
temp_records = msi_realloc(records, (num_records + 1) * sizeof(WCHAR **));
if (!temp_records)
{
r = ERROR_OUTOFMEMORY;
goto done;
}
records = temp_records;
}
if (!wcscmp(labels[0], L"_SummaryInformation"))
{
r = msi_add_suminfo( db, records, num_records, num_columns );
if (r != ERROR_SUCCESS)
{
r = ERROR_FUNCTION_FAILED;
goto done;
}
}
else
{
if (!TABLE_Exists(db, labels[0]))
{
r = msi_add_table_to_db( db, columns, types, labels, num_labels, num_columns );
if (r != ERROR_SUCCESS)
{
r = ERROR_FUNCTION_FAILED;
goto done;
}
}
r = msi_add_records_to_table( db, columns, types, labels, records, num_columns, num_records, path );
}
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("%x %s %s\n",handle,debugstr_w(szFolder), debugstr_w(szFilename));
if (!(db = msihandle2msiinfo(handle, MSIHANDLETYPE_DATABASE)))
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("%x %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_field( HANDLE handle, MSIRECORD *row, UINT field )
{
char *buffer;
BOOL ret;
DWORD sz = 0x100;
UINT r;
buffer = msi_alloc( sz );
if (!buffer)
return ERROR_OUTOFMEMORY;
r = MSI_RecordGetStringA( row, field, buffer, &sz );
if (r == ERROR_MORE_DATA)
{
char *tmp;
sz++; /* leave room for NULL terminator */
tmp = msi_realloc( buffer, sz );
if (!tmp)
{
msi_free( buffer );
return ERROR_OUTOFMEMORY;
}
buffer = tmp;
r = MSI_RecordGetStringA( row, field, buffer, &sz );
if (r != ERROR_SUCCESS)
{
msi_free( buffer );
return r;
}
}
else if (r != ERROR_SUCCESS)
{
msi_free( buffer );
return r;
}
ret = WriteFile( handle, buffer, sz, &sz, NULL );
msi_free( buffer );
return ret ? ERROR_SUCCESS : ERROR_FUNCTION_FAILED;
}
static UINT msi_export_stream( const WCHAR *folder, const WCHAR *table, MSIRECORD *row, UINT field, UINT start )
{
WCHAR stream[MAX_STREAM_NAME_LEN + 1], *path;
DWORD sz, read_size, write_size;
char buffer[1024];
HANDLE file;
UINT len, r;
sz = ARRAY_SIZE( stream );
r = MSI_RecordGetStringW( row, start, stream, &sz );
if (r != ERROR_SUCCESS)
return r;
len = sz + lstrlenW( folder ) + lstrlenW( table ) + ARRAY_SIZE( L"%s\\%s" ) + 1;
if (!(path = msi_alloc( len * sizeof(WCHAR) )))
return ERROR_OUTOFMEMORY;
len = swprintf( path, len, L"%s\\%s", folder, table );
if (!CreateDirectoryW( path, NULL ) && GetLastError() != ERROR_ALREADY_EXISTS)
{
msi_free( path );
return ERROR_FUNCTION_FAILED;
}
path[len++] = '\\';
lstrcpyW( path + len, stream );
file = CreateFileW( path, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL );
msi_free( path );
if (file == INVALID_HANDLE_VALUE)
return ERROR_FUNCTION_FAILED;
read_size = sizeof(buffer);
while (read_size == sizeof(buffer))
{
r = MSI_RecordReadStream( row, field, buffer, &read_size );
if (r != ERROR_SUCCESS)
{
CloseHandle( file );
return r;
}
if (!WriteFile( file, buffer, read_size, &write_size, NULL ) || read_size != write_size)
{
CloseHandle( file );
return ERROR_WRITE_FAULT;
}
}
CloseHandle( file );
return r;
}
struct row_export_info
{
HANDLE handle;
const WCHAR *folder;
const WCHAR *table;
};
static UINT msi_export_record( struct row_export_info *row_export_info, MSIRECORD *row, UINT start )
{
HANDLE handle = row_export_info->handle;
UINT i, count, r = ERROR_SUCCESS;
const char *sep;
DWORD sz;
count = MSI_RecordGetFieldCount( row );
for (i = start; i <= count; i++)
{
r = msi_export_field( handle, row, i );
if (r == ERROR_INVALID_PARAMETER)
{
r = msi_export_stream( row_export_info->folder, row_export_info->table, row, i, start );
if (r != ERROR_SUCCESS)
return r;
/* exporting a binary stream, repeat the "Name" field */
r = msi_export_field( handle, row, start );
if (r != ERROR_SUCCESS)
return r;
}
else if (r != ERROR_SUCCESS)
return r;
sep = (i < count) ? "\t" : "\r\n";
if (!WriteFile( handle, sep, strlen(sep), &sz, NULL ))
return ERROR_FUNCTION_FAILED;
}
return r;
}
static UINT msi_export_row( MSIRECORD *row, void *arg )
{
return msi_export_record( arg, row, 1 );
}
static UINT msi_export_forcecodepage( HANDLE handle, UINT codepage )
{
static const char fmt[] = "\r\n\r\n%u\t_ForceCodepage\r\n";
char data[sizeof(fmt) + 10];
DWORD sz = sprintf( data, fmt, codepage );
if (!WriteFile(handle, data, sz, &sz, NULL))
return ERROR_FUNCTION_FAILED;
return ERROR_SUCCESS;
}
static UINT msi_export_summaryinformation( MSIDATABASE *db, HANDLE handle )
{
static const char header[] = "PropertyId\tValue\r\n"
"i2\tl255\r\n"
"_SummaryInformation\tPropertyId\r\n";
DWORD sz = ARRAY_SIZE(header) - 1;
if (!WriteFile(handle, header, sz, &sz, NULL))
return ERROR_WRITE_FAULT;
return msi_export_suminfo( db, handle );
}
static UINT MSI_DatabaseExport( MSIDATABASE *db, LPCWSTR table, LPCWSTR folder, LPCWSTR file )
{
MSIRECORD *rec = NULL;
MSIQUERY *view = NULL;
WCHAR *filename;
HANDLE handle;
UINT len, r;
TRACE("%p %s %s %s\n", db, debugstr_w(table),
debugstr_w(folder), debugstr_w(file) );
if (!folder || !file)
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, L"\\" );
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;
if (!wcscmp( table, L"_ForceCodepage" ))
{
UINT codepage = msi_get_string_table_codepage( db->strings );
r = msi_export_forcecodepage( handle, codepage );
goto done;
}
if (!wcscmp( table, L"_SummaryInformation" ))
{
r = msi_export_summaryinformation( db, handle );
goto done;
}
r = MSI_OpenQuery( db, &view, L"SELECT * FROM %s", table );
if (r == ERROR_SUCCESS)
{
struct row_export_info row_export_info = { handle, folder, table };
/* write out row 1, the column names */
r = MSI_ViewGetColumnInfo(view, MSICOLINFO_NAMES, &rec);
if (r == ERROR_SUCCESS)
{
msi_export_record( &row_export_info, 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( &row_export_info, 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( &row_export_info, rec, 0 );
msiobj_release( &rec->hdr );
}
/* write out row 4 onwards, the data */
r = MSI_IterateRecords( view, 0, msi_export_row, &row_export_info );
msiobj_release( &view->hdr );
}
done:
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("%x %s %s %s\n", handle, debugstr_w(szTable),
debugstr_w(szFolder), debugstr_w(szFilename));
if (!(db = msihandle2msiinfo(handle, MSIHANDLETYPE_DATABASE)))
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("%x %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;
}
UINT WINAPI MsiDatabaseMergeA(MSIHANDLE hDatabase, MSIHANDLE hDatabaseMerge,
LPCSTR szTableName)
{
UINT r;
LPWSTR table;
TRACE("(%d, %d, %s)\n", hDatabase, hDatabaseMerge,
debugstr_a(szTableName));
table = strdupAtoW(szTableName);
r = MsiDatabaseMergeW(hDatabase, hDatabaseMerge, table);
msi_free(table);
return r;
}
typedef struct _tagMERGETABLE
{
struct list entry;
struct list rows;
LPWSTR name;
DWORD numconflicts;
LPWSTR *columns;
DWORD numcolumns;
LPWSTR *types;
DWORD numtypes;
LPWSTR *labels;
DWORD numlabels;
} MERGETABLE;
typedef struct _tagMERGEROW
{
struct list entry;
MSIRECORD *data;
} MERGEROW;
typedef struct _tagMERGEDATA
{
MSIDATABASE *db;
MSIDATABASE *merge;
MERGETABLE *curtable;
MSIQUERY *curview;
struct list *tabledata;
} MERGEDATA;
static BOOL merge_type_match(LPCWSTR type1, LPCWSTR type2)
{
if (((type1[0] == 'l') || (type1[0] == 's')) &&
((type2[0] == 'l') || (type2[0] == 's')))
return TRUE;
if (((type1[0] == 'L') || (type1[0] == 'S')) &&
((type2[0] == 'L') || (type2[0] == 'S')))
return TRUE;
return !wcscmp( type1, type2 );
}
static UINT merge_verify_colnames(MSIQUERY *dbview, MSIQUERY *mergeview)
{
MSIRECORD *dbrec, *mergerec;
UINT r, i, count;
r = MSI_ViewGetColumnInfo(dbview, MSICOLINFO_NAMES, &dbrec);
if (r != ERROR_SUCCESS)
return r;
r = MSI_ViewGetColumnInfo(mergeview, MSICOLINFO_NAMES, &mergerec);
if (r != ERROR_SUCCESS)
{
msiobj_release(&dbrec->hdr);
return r;
}
count = MSI_RecordGetFieldCount(dbrec);
for (i = 1; i <= count; i++)
{
if (!MSI_RecordGetString(mergerec, i))
break;
if (wcscmp( MSI_RecordGetString( dbrec, i ), MSI_RecordGetString( mergerec, i ) ))
{
r = ERROR_DATATYPE_MISMATCH;
goto done;
}
}
msiobj_release(&dbrec->hdr);
msiobj_release(&mergerec->hdr);
dbrec = mergerec = NULL;
r = MSI_ViewGetColumnInfo(dbview, MSICOLINFO_TYPES, &dbrec);
if (r != ERROR_SUCCESS)
return r;
r = MSI_ViewGetColumnInfo(mergeview, MSICOLINFO_TYPES, &mergerec);
if (r != ERROR_SUCCESS)
{
msiobj_release(&dbrec->hdr);
return r;
}
count = MSI_RecordGetFieldCount(dbrec);
for (i = 1; i <= count; i++)
{
if (!MSI_RecordGetString(mergerec, i))
break;
if (!merge_type_match(MSI_RecordGetString(dbrec, i),
MSI_RecordGetString(mergerec, i)))
{
r = ERROR_DATATYPE_MISMATCH;
break;
}
}
done:
msiobj_release(&dbrec->hdr);
msiobj_release(&mergerec->hdr);
return r;
}
static UINT merge_verify_primary_keys(MSIDATABASE *db, MSIDATABASE *mergedb,
LPCWSTR table)
{
MSIRECORD *dbrec, *mergerec = NULL;
UINT r, i, count;
r = MSI_DatabaseGetPrimaryKeys(db, table, &dbrec);
if (r != ERROR_SUCCESS)
return r;
r = MSI_DatabaseGetPrimaryKeys(mergedb, table, &mergerec);
if (r != ERROR_SUCCESS)
goto done;
count = MSI_RecordGetFieldCount(dbrec);
if (count != MSI_RecordGetFieldCount(mergerec))
{
r = ERROR_DATATYPE_MISMATCH;
goto done;
}
for (i = 1; i <= count; i++)
{
if (wcscmp( MSI_RecordGetString( dbrec, i ), MSI_RecordGetString( mergerec, i ) ))
{
r = ERROR_DATATYPE_MISMATCH;
goto done;
}
}
done:
msiobj_release(&dbrec->hdr);
msiobj_release(&mergerec->hdr);
return r;
}
static LPWSTR get_key_value(MSIQUERY *view, LPCWSTR key, MSIRECORD *rec)
{
MSIRECORD *colnames;
LPWSTR str, val;
UINT r, i = 0, sz = 0;
int cmp;
r = MSI_ViewGetColumnInfo(view, MSICOLINFO_NAMES, &colnames);
if (r != ERROR_SUCCESS)
return NULL;
do
{
str = msi_dup_record_field(colnames, ++i);
cmp = wcscmp( key, str );
msi_free(str);
} while (cmp);
msiobj_release(&colnames->hdr);
r = MSI_RecordGetStringW(rec, i, NULL, &sz);
if (r != ERROR_SUCCESS)
return NULL;
sz++;
if (MSI_RecordGetString(rec, i)) /* check record field is a string */
{
/* quote string record fields */
sz += 2;
val = msi_alloc(sz * sizeof(WCHAR));
if (!val)
return NULL;
lstrcpyW(val, L"'");
r = MSI_RecordGetStringW(rec, i, val + 1, &sz);
lstrcpyW(val + 1 + sz, L"'");
}
else
{
/* do not quote integer record fields */
val = msi_alloc(sz * sizeof(WCHAR));
if (!val)
return NULL;
r = MSI_RecordGetStringW(rec, i, val, &sz);
}
if (r != ERROR_SUCCESS)
{
ERR("failed to get string!\n");
msi_free(val);
return NULL;
}
return val;
}
static LPWSTR create_diff_row_query(MSIDATABASE *merge, MSIQUERY *view,
LPWSTR table, MSIRECORD *rec)
{
LPWSTR query = NULL, clause = NULL, val;
LPCWSTR setptr, key;
DWORD size, oldsize;
MSIRECORD *keys;
UINT r, i, count;
r = MSI_DatabaseGetPrimaryKeys(merge, table, &keys);
if (r != ERROR_SUCCESS)
return NULL;
clause = msi_alloc_zero(sizeof(WCHAR));
if (!clause)
goto done;
size = 1;
count = MSI_RecordGetFieldCount(keys);
for (i = 1; i <= count; i++)
{
key = MSI_RecordGetString(keys, i);
val = get_key_value(view, key, rec);
if (i == count)
setptr = L"`%s` = %s ";
else
setptr = L"`%s` = %s AND ";
oldsize = size;
size += lstrlenW(setptr) + lstrlenW(key) + lstrlenW(val) - 4;
clause = msi_realloc(clause, size * sizeof (WCHAR));
if (!clause)
{
msi_free(val);
goto done;
}
swprintf(clause + oldsize - 1, size - (oldsize - 1), setptr, key, val);
msi_free(val);
}
size = lstrlenW(L"SELECT * FROM `%s` WHERE %s") + lstrlenW(table) + lstrlenW(clause) + 1;
query = msi_alloc(size * sizeof(WCHAR));
if (!query)
goto done;
swprintf(query, size, L"SELECT * FROM `%s` WHERE %s", table, clause);
done:
msi_free(clause);
msiobj_release(&keys->hdr);
return query;
}
static UINT merge_diff_row(MSIRECORD *rec, LPVOID param)
{
MERGEDATA *data = param;
MERGETABLE *table = data->curtable;
MERGEROW *mergerow;
MSIQUERY *dbview = NULL;
MSIRECORD *row = NULL;
LPWSTR query = NULL;
UINT r = ERROR_SUCCESS;
if (TABLE_Exists(data->db, table->name))
{
query = create_diff_row_query(data->merge, data->curview, table->name, rec);
if (!query)
return ERROR_OUTOFMEMORY;
r = MSI_DatabaseOpenViewW(data->db, query, &dbview);
if (r != ERROR_SUCCESS)
goto done;
r = MSI_ViewExecute(dbview, NULL);
if (r != ERROR_SUCCESS)
goto done;
r = MSI_ViewFetch(dbview, &row);
if (r == ERROR_SUCCESS && !MSI_RecordsAreEqual(rec, row))
{
table->numconflicts++;
goto done;
}
else if (r != ERROR_NO_MORE_ITEMS)
goto done;
r = ERROR_SUCCESS;
}
mergerow = msi_alloc(sizeof(MERGEROW));
if (!mergerow)
{
r = ERROR_OUTOFMEMORY;
goto done;
}
mergerow->data = MSI_CloneRecord(rec);
if (!mergerow->data)
{
r = ERROR_OUTOFMEMORY;
msi_free(mergerow);
goto done;
}
list_add_tail(&table->rows, &mergerow->entry);
done:
msi_free(query);
msiobj_release(&row->hdr);
msiobj_release(&dbview->hdr);
return r;
}
static UINT msi_get_table_labels(MSIDATABASE *db, LPCWSTR table, LPWSTR **labels, DWORD *numlabels)
{
UINT r, i, count;
MSIRECORD *prec = NULL;
r = MSI_DatabaseGetPrimaryKeys(db, table, &prec);
if (r != ERROR_SUCCESS)
return r;
count = MSI_RecordGetFieldCount(prec);
*numlabels = count + 1;
*labels = msi_alloc((*numlabels)*sizeof(LPWSTR));
if (!*labels)
{
r = ERROR_OUTOFMEMORY;
goto end;
}
(*labels)[0] = strdupW(table);
for (i=1; i<=count; i++ )
{
(*labels)[i] = strdupW(MSI_RecordGetString(prec, i));
}
end:
msiobj_release( &prec->hdr );
return r;
}
static UINT msi_get_query_columns(MSIQUERY *query, LPWSTR **columns, DWORD *numcolumns)
{
UINT r, i, count;
MSIRECORD *prec = NULL;
r = MSI_ViewGetColumnInfo(query, MSICOLINFO_NAMES, &prec);
if (r != ERROR_SUCCESS)
return r;
count = MSI_RecordGetFieldCount(prec);
*columns = msi_alloc(count*sizeof(LPWSTR));
if (!*columns)
{
r = ERROR_OUTOFMEMORY;
goto end;
}
for (i=1; i<=count; i++ )
{
(*columns)[i-1] = strdupW(MSI_RecordGetString(prec, i));
}
*numcolumns = count;
end:
msiobj_release( &prec->hdr );
return r;
}
static UINT msi_get_query_types(MSIQUERY *query, LPWSTR **types, DWORD *numtypes)
{
UINT r, i, count;
MSIRECORD *prec = NULL;
r = MSI_ViewGetColumnInfo(query, MSICOLINFO_TYPES, &prec);
if (r != ERROR_SUCCESS)
return r;
count = MSI_RecordGetFieldCount(prec);
*types = msi_alloc(count*sizeof(LPWSTR));
if (!*types)
{
r = ERROR_OUTOFMEMORY;
goto end;
}
*numtypes = count;
for (i=1; i<=count; i++ )
{
(*types)[i-1] = strdupW(MSI_RecordGetString(prec, i));
}
end:
msiobj_release( &prec->hdr );
return r;
}
static void merge_free_rows(MERGETABLE *table)
{
struct list *item, *cursor;
LIST_FOR_EACH_SAFE(item, cursor, &table->rows)
{
MERGEROW *row = LIST_ENTRY(item, MERGEROW, entry);
list_remove(&row->entry);
msiobj_release(&row->data->hdr);
msi_free(row);
}
}
static void free_merge_table(MERGETABLE *table)
{
UINT i;
if (table->labels != NULL)
{
for (i = 0; i < table->numlabels; i++)
msi_free(table->labels[i]);
msi_free(table->labels);
}
if (table->columns != NULL)
{
for (i = 0; i < table->numcolumns; i++)
msi_free(table->columns[i]);
msi_free(table->columns);
}
if (table->types != NULL)
{
for (i = 0; i < table->numtypes; i++)
msi_free(table->types[i]);
msi_free(table->types);
}
msi_free(table->name);
merge_free_rows(table);
msi_free(table);
}
static UINT msi_get_merge_table (MSIDATABASE *db, LPCWSTR name, MERGETABLE **ptable)
{
UINT r;
MERGETABLE *table;
MSIQUERY *mergeview = NULL;
table = msi_alloc_zero(sizeof(MERGETABLE));
if (!table)
{
*ptable = NULL;
return ERROR_OUTOFMEMORY;
}
r = msi_get_table_labels(db, name, &table->labels, &table->numlabels);
if (r != ERROR_SUCCESS)
goto err;
r = MSI_OpenQuery(db, &mergeview, L"SELECT * FROM `%s`", name);
if (r != ERROR_SUCCESS)
goto err;
r = msi_get_query_columns(mergeview, &table->columns, &table->numcolumns);
if (r != ERROR_SUCCESS)
goto err;
r = msi_get_query_types(mergeview, &table->types, &table->numtypes);
if (r != ERROR_SUCCESS)
goto err;
list_init(&table->rows);
table->name = strdupW(name);
table->numconflicts = 0;
msiobj_release(&mergeview->hdr);
*ptable = table;
return ERROR_SUCCESS;
err:
msiobj_release(&mergeview->hdr);
free_merge_table(table);
*ptable = NULL;
return r;
}
static UINT merge_diff_tables(MSIRECORD *rec, LPVOID param)
{
MERGEDATA *data = param;
MERGETABLE *table;
MSIQUERY *dbview = NULL;
MSIQUERY *mergeview = NULL;
LPCWSTR name;
UINT r;
name = MSI_RecordGetString(rec, 1);
r = MSI_OpenQuery(data->merge, &mergeview, L"SELECT * FROM `%s`", name);
if (r != ERROR_SUCCESS)
goto done;
if (TABLE_Exists(data->db, name))
{
r = MSI_OpenQuery(data->db, &dbview, L"SELECT * FROM `%s`", name);
if (r != ERROR_SUCCESS)
goto done;
r = merge_verify_colnames(dbview, mergeview);
if (r != ERROR_SUCCESS)
goto done;
r = merge_verify_primary_keys(data->db, data->merge, name);
if (r != ERROR_SUCCESS)
goto done;
}
r = msi_get_merge_table(data->merge, name, &table);
if (r != ERROR_SUCCESS)
goto done;
data->curtable = table;
data->curview = mergeview;
r = MSI_IterateRecords(mergeview, NULL, merge_diff_row, data);
if (r != ERROR_SUCCESS)
{
free_merge_table(table);
goto done;
}
list_add_tail(data->tabledata, &table->entry);
done:
msiobj_release(&dbview->hdr);
msiobj_release(&mergeview->hdr);
return r;
}
static UINT gather_merge_data(MSIDATABASE *db, MSIDATABASE *merge,
struct list *tabledata)
{
MSIQUERY *view;
MERGEDATA data;
UINT r;
r = MSI_DatabaseOpenViewW(merge, L"SELECT * FROM `_Tables`", &view);
if (r != ERROR_SUCCESS)
return r;
data.db = db;
data.merge = merge;
data.tabledata = tabledata;
r = MSI_IterateRecords(view, NULL, merge_diff_tables, &data);
msiobj_release(&view->hdr);
return r;
}
static UINT merge_table(MSIDATABASE *db, MERGETABLE *table)
{
UINT r;
MERGEROW *row;
MSIVIEW *tv;
if (!TABLE_Exists(db, table->name))
{
r = msi_add_table_to_db(db, table->columns, table->types,
table->labels, table->numlabels, table->numcolumns);
if (r != ERROR_SUCCESS)
return ERROR_FUNCTION_FAILED;
}
LIST_FOR_EACH_ENTRY(row, &table->rows, MERGEROW, entry)
{
r = TABLE_CreateView(db, table->name, &tv);
if (r != ERROR_SUCCESS)
return r;
r = tv->ops->insert_row(tv, row->data, -1, FALSE);
tv->ops->delete(tv);
if (r != ERROR_SUCCESS)
return r;
}
return ERROR_SUCCESS;
}
static UINT update_merge_errors(MSIDATABASE *db, LPCWSTR error,
LPWSTR table, DWORD numconflicts)
{
UINT r;
MSIQUERY *view;
if (!TABLE_Exists(db, error))
{
r = MSI_OpenQuery(db, &view, L"CREATE TABLE `%s` (`Table` CHAR(255) NOT NULL, `NumRowMergeConflicts` SHORT "
"NOT NULL PRIMARY KEY `Table`)" , error);
if (r != ERROR_SUCCESS)
return r;
r = MSI_ViewExecute(view, NULL);
msiobj_release(&view->hdr);
if (r != ERROR_SUCCESS)
return r;
}
r = MSI_OpenQuery(db, &view, L"INSERT INTO `%s` (`Table`, `NumRowMergeConflicts`) VALUES ('%s', %d)", error,
table, numconflicts);
if (r != ERROR_SUCCESS)
return r;
r = MSI_ViewExecute(view, NULL);
msiobj_release(&view->hdr);
return r;
}
UINT WINAPI MsiDatabaseMergeW(MSIHANDLE hDatabase, MSIHANDLE hDatabaseMerge, LPCWSTR szTableName)
{
struct list tabledata = LIST_INIT(tabledata);
struct list *item, *cursor;
MSIDATABASE *db, *merge;
MERGETABLE *table;
BOOL conflicts;
UINT r;
TRACE("(%d, %d, %s)\n", hDatabase, hDatabaseMerge, debugstr_w(szTableName));
if (szTableName && !*szTableName)
return ERROR_INVALID_TABLE;
db = msihandle2msiinfo(hDatabase, MSIHANDLETYPE_DATABASE);
merge = msihandle2msiinfo(hDatabaseMerge, MSIHANDLETYPE_DATABASE);
if (!db || !merge)
{
r = ERROR_INVALID_HANDLE;
goto done;
}
r = gather_merge_data(db, merge, &tabledata);
if (r != ERROR_SUCCESS)
goto done;
conflicts = FALSE;
LIST_FOR_EACH_ENTRY(table, &tabledata, MERGETABLE, entry)
{
if (table->numconflicts)
{
conflicts = TRUE;
r = update_merge_errors(db, szTableName, table->name,
table->numconflicts);
if (r != ERROR_SUCCESS)
break;
}
else
{
r = merge_table(db, table);
if (r != ERROR_SUCCESS)
break;
}
}
LIST_FOR_EACH_SAFE(item, cursor, &tabledata)
{
MERGETABLE *table = LIST_ENTRY(item, MERGETABLE, entry);
list_remove(&table->entry);
free_merge_table(table);
}
if (conflicts)
r = ERROR_FUNCTION_FAILED;
done:
msiobj_release(&db->hdr);
msiobj_release(&merge->hdr);
return r;
}
MSIDBSTATE WINAPI MsiGetDatabaseState( MSIHANDLE handle )
{
MSIDBSTATE ret = MSIDBSTATE_READ;
MSIDATABASE *db;
TRACE("%d\n", handle);
if (!(db = msihandle2msiinfo( handle, MSIHANDLETYPE_DATABASE )))
return MSIDBSTATE_ERROR;
if (db->mode != MSI_OPEN_READONLY )
ret = MSIDBSTATE_WRITE;
msiobj_release( &db->hdr );
return ret;
}
MSICONDITION __cdecl s_remote_DatabaseIsTablePersistent(MSIHANDLE db, LPCWSTR table)
{
return MsiDatabaseIsTablePersistentW(db, table);
}
UINT __cdecl s_remote_DatabaseGetPrimaryKeys(MSIHANDLE db, LPCWSTR table, struct wire_record **rec)
{
MSIHANDLE handle;
UINT r = MsiDatabaseGetPrimaryKeysW(db, table, &handle);
*rec = NULL;
if (!r)
*rec = marshal_record(handle);
MsiCloseHandle(handle);
return r;
}
UINT __cdecl s_remote_DatabaseGetSummaryInformation(MSIHANDLE db, UINT updatecount, MSIHANDLE *suminfo)
{
return MsiGetSummaryInformationW(db, NULL, updatecount, suminfo);
}
UINT __cdecl s_remote_DatabaseOpenView(MSIHANDLE db, LPCWSTR query, MSIHANDLE *view)
{
return MsiDatabaseOpenViewW(db, query, view);
}
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