/* * Implementation of the Microsoft Installer (msi.dll) * * Copyright 2002-2005 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 #include #define COBJMACROS #define NONAMELESSUNION #define NONAMELESSSTRUCT #include "windef.h" #include "winbase.h" #include "winerror.h" #include "msi.h" #include "msiquery.h" #include "objbase.h" #include "objidl.h" #include "winnls.h" #include "msipriv.h" #include "query.h" #include "wine/debug.h" #include "wine/unicode.h" WINE_DEFAULT_DEBUG_CHANNEL(msidb); #define MSITABLE_HASH_TABLE_SIZE 37 typedef struct tagMSICOLUMNHASHENTRY { struct tagMSICOLUMNHASHENTRY *next; UINT value; UINT row; } MSICOLUMNHASHENTRY; typedef struct tagMSICOLUMNINFO { LPWSTR tablename; UINT number; LPWSTR colname; UINT type; UINT offset; INT ref_count; BOOL temporary; MSICOLUMNHASHENTRY **hash_table; } MSICOLUMNINFO; typedef struct tagMSIORDERINFO { UINT *reorder; UINT num_cols; UINT cols[1]; } MSIORDERINFO; struct tagMSITABLE { BYTE **data; BOOL *data_persistent; UINT row_count; struct list entry; MSICOLUMNINFO *colinfo; UINT col_count; MSICONDITION persistent; INT ref_count; WCHAR name[1]; }; /* information for default tables */ static WCHAR szTables[] = { '_','T','a','b','l','e','s',0 }; static WCHAR szTable[] = { 'T','a','b','l','e',0 }; static WCHAR szName[] = { 'N','a','m','e',0 }; static WCHAR szColumns[] = { '_','C','o','l','u','m','n','s',0 }; static WCHAR szNumber[] = { 'N','u','m','b','e','r',0 }; static WCHAR szType[] = { 'T','y','p','e',0 }; static const MSICOLUMNINFO _Columns_cols[4] = { { szColumns, 1, szTable, MSITYPE_VALID | MSITYPE_STRING | MSITYPE_KEY | 64, 0, 0, 0, NULL }, { szColumns, 2, szNumber, MSITYPE_VALID | MSITYPE_KEY | 2, 2, 0, 0, NULL }, { szColumns, 3, szName, MSITYPE_VALID | MSITYPE_STRING | 64, 4, 0, 0, NULL }, { szColumns, 4, szType, MSITYPE_VALID | 2, 6, 0, 0, NULL }, }; static const MSICOLUMNINFO _Tables_cols[1] = { { szTables, 1, szName, MSITYPE_VALID | MSITYPE_STRING | MSITYPE_KEY | 64, 0, 0, 0, NULL }, }; #define MAX_STREAM_NAME 0x1f static inline UINT bytes_per_column( MSIDATABASE *db, const MSICOLUMNINFO *col, UINT bytes_per_strref ) { if( MSITYPE_IS_BINARY(col->type) ) return 2; if( col->type & MSITYPE_STRING ) return bytes_per_strref; if( (col->type & 0xff) <= 2) return 2; if( (col->type & 0xff) != 4 ) ERR("Invalid column size!\n"); return 4; } static int utf2mime(int x) { if( (x>='0') && (x<='9') ) return x-'0'; if( (x>='A') && (x<='Z') ) return x-'A'+10; if( (x>='a') && (x<='z') ) return x-'a'+10+26; if( x=='.' ) return 10+26+26; if( x=='_' ) return 10+26+26+1; return -1; } LPWSTR encode_streamname(BOOL bTable, LPCWSTR in) { DWORD count = MAX_STREAM_NAME; DWORD ch, next; LPWSTR out, p; if( !bTable ) count = lstrlenW( in )+2; if (!(out = msi_alloc( count*sizeof(WCHAR) ))) return NULL; p = out; if( bTable ) { *p++ = 0x4840; count --; } while( count -- ) { ch = *in++; if( !ch ) { *p = ch; return out; } if( ( ch < 0x80 ) && ( utf2mime(ch) >= 0 ) ) { ch = utf2mime(ch) + 0x4800; next = *in; if( next && (next<0x80) ) { next = utf2mime(next); if( next != -1 ) { next += 0x3ffffc0; ch += (next<<6); in++; } } } *p++ = ch; } ERR("Failed to encode stream name (%s)\n",debugstr_w(in)); msi_free( out ); return NULL; } static int mime2utf(int x) { if( x<10 ) return x + '0'; if( x<(10+26)) return x - 10 + 'A'; if( x<(10+26+26)) return x - 10 - 26 + 'a'; if( x == (10+26+26) ) return '.'; return '_'; } BOOL decode_streamname(LPCWSTR in, LPWSTR out) { WCHAR ch; DWORD count = 0; while ( (ch = *in++) ) { if( (ch >= 0x3800 ) && (ch < 0x4840 ) ) { if( ch >= 0x4800 ) ch = mime2utf(ch-0x4800); else { ch -= 0x3800; *out++ = mime2utf(ch&0x3f); count++; ch = mime2utf((ch>>6)&0x3f); } } *out++ = ch; count++; } *out = 0; return count; } void enum_stream_names( IStorage *stg ) { IEnumSTATSTG *stgenum = NULL; HRESULT r; STATSTG stat; ULONG n, count; WCHAR name[0x40]; r = IStorage_EnumElements( stg, 0, NULL, 0, &stgenum ); if( FAILED( r ) ) return; n = 0; while( 1 ) { count = 0; r = IEnumSTATSTG_Next( stgenum, 1, &stat, &count ); if( FAILED( r ) || !count ) break; decode_streamname( stat.pwcsName, name ); TRACE("stream %2d -> %s %s\n", n, debugstr_w(stat.pwcsName), debugstr_w(name) ); CoTaskMemFree( stat.pwcsName ); n++; } IEnumSTATSTG_Release( stgenum ); } UINT read_stream_data( IStorage *stg, LPCWSTR stname, BOOL table, BYTE **pdata, UINT *psz ) { HRESULT r; UINT ret = ERROR_FUNCTION_FAILED; VOID *data; ULONG sz, count; IStream *stm = NULL; STATSTG stat; LPWSTR encname; encname = encode_streamname(table, stname); TRACE("%s -> %s\n",debugstr_w(stname),debugstr_w(encname)); r = IStorage_OpenStream(stg, encname, NULL, STGM_READ | STGM_SHARE_EXCLUSIVE, 0, &stm); msi_free( encname ); if( FAILED( r ) ) { WARN("open stream failed r = %08x - empty table?\n", r); return ret; } r = IStream_Stat(stm, &stat, STATFLAG_NONAME ); if( FAILED( r ) ) { WARN("open stream failed r = %08x!\n", r); goto end; } if( stat.cbSize.QuadPart >> 32 ) { WARN("Too big!\n"); goto end; } sz = stat.cbSize.QuadPart; data = msi_alloc( sz ); if( !data ) { WARN("couldn't allocate memory r=%08x!\n", r); ret = ERROR_NOT_ENOUGH_MEMORY; goto end; } r = IStream_Read(stm, data, sz, &count ); if( FAILED( r ) || ( count != sz ) ) { msi_free( data ); WARN("read stream failed r = %08x!\n", r); goto end; } *pdata = data; *psz = sz; ret = ERROR_SUCCESS; end: IStream_Release( stm ); return ret; } UINT write_stream_data( IStorage *stg, LPCWSTR stname, LPCVOID data, UINT sz, BOOL bTable ) { HRESULT r; UINT ret = ERROR_FUNCTION_FAILED; ULONG count; IStream *stm = NULL; ULARGE_INTEGER size; LARGE_INTEGER pos; LPWSTR encname; encname = encode_streamname(bTable, stname ); r = IStorage_OpenStream( stg, encname, NULL, STGM_WRITE | STGM_SHARE_EXCLUSIVE, 0, &stm); if( FAILED(r) ) { r = IStorage_CreateStream( stg, encname, STGM_WRITE | STGM_SHARE_EXCLUSIVE, 0, 0, &stm); } msi_free( encname ); if( FAILED( r ) ) { WARN("open stream failed r = %08x\n", r); return ret; } size.QuadPart = sz; r = IStream_SetSize( stm, size ); if( FAILED( r ) ) { WARN("Failed to SetSize\n"); goto end; } pos.QuadPart = 0; r = IStream_Seek( stm, pos, STREAM_SEEK_SET, NULL ); if( FAILED( r ) ) { WARN("Failed to Seek\n"); goto end; } if (sz) { r = IStream_Write(stm, data, sz, &count ); if( FAILED( r ) || ( count != sz ) ) { WARN("Failed to Write\n"); goto end; } } ret = ERROR_SUCCESS; end: IStream_Release( stm ); return ret; } static void msi_free_colinfo( MSICOLUMNINFO *colinfo, UINT count ) { UINT i; for (i = 0; i < count; i++) { msi_free( colinfo[i].tablename ); msi_free( colinfo[i].colname ); msi_free( colinfo[i].hash_table ); } } static void free_table( MSITABLE *table ) { UINT i; for( i=0; irow_count; i++ ) msi_free( table->data[i] ); msi_free( table->data ); msi_free( table->data_persistent ); msi_free_colinfo( table->colinfo, table->col_count ); msi_free( table->colinfo ); msi_free( table ); } static UINT msi_table_get_row_size( MSIDATABASE *db, const MSICOLUMNINFO *cols, UINT count, UINT bytes_per_strref ) { const MSICOLUMNINFO *last_col; if (!count) return 0; if (bytes_per_strref != LONG_STR_BYTES) { UINT i, size = 0; for (i = 0; i < count; i++) size += bytes_per_column( db, &cols[i], bytes_per_strref ); return size; } last_col = &cols[count - 1]; return last_col->offset + bytes_per_column( db, last_col, bytes_per_strref ); } /* add this table to the list of cached tables in the database */ static UINT read_table_from_storage( MSIDATABASE *db, MSITABLE *t, IStorage *stg ) { BYTE *rawdata = NULL; UINT rawsize = 0, i, j, row_size, row_size_mem; TRACE("%s\n",debugstr_w(t->name)); row_size = msi_table_get_row_size( db, t->colinfo, t->col_count, db->bytes_per_strref ); row_size_mem = msi_table_get_row_size( db, t->colinfo, t->col_count, LONG_STR_BYTES ); /* if we can't read the table, just assume that it's empty */ read_stream_data( stg, t->name, TRUE, &rawdata, &rawsize ); if( !rawdata ) return ERROR_SUCCESS; TRACE("Read %d bytes\n", rawsize ); if( rawsize % row_size ) { WARN("Table size is invalid %d/%d\n", rawsize, row_size ); goto err; } t->row_count = rawsize / row_size; t->data = msi_alloc_zero( t->row_count * sizeof (USHORT*) ); if( !t->data ) goto err; t->data_persistent = msi_alloc_zero( t->row_count * sizeof(BOOL)); if ( !t->data_persistent ) goto err; /* transpose all the data */ TRACE("Transposing data from %d rows\n", t->row_count ); for (i = 0; i < t->row_count; i++) { UINT ofs = 0, ofs_mem = 0; t->data[i] = msi_alloc( row_size_mem ); if( !t->data[i] ) goto err; t->data_persistent[i] = TRUE; for (j = 0; j < t->col_count; j++) { UINT m = bytes_per_column( db, &t->colinfo[j], LONG_STR_BYTES ); UINT n = bytes_per_column( db, &t->colinfo[j], db->bytes_per_strref ); UINT k; if ( n != 2 && n != 3 && n != 4 ) { ERR("oops - unknown column width %d\n", n); goto err; } if (t->colinfo[j].type & MSITYPE_STRING && n < m) { for (k = 0; k < m; k++) { if (k < n) t->data[i][ofs_mem + k] = rawdata[ofs * t->row_count + i * n + k]; else t->data[i][ofs_mem + k] = 0; } } else { for (k = 0; k < n; k++) t->data[i][ofs_mem + k] = rawdata[ofs * t->row_count + i * n + k]; } ofs_mem += m; ofs += n; } } msi_free( rawdata ); return ERROR_SUCCESS; err: msi_free( rawdata ); return ERROR_FUNCTION_FAILED; } void free_cached_tables( MSIDATABASE *db ) { while( !list_empty( &db->tables ) ) { MSITABLE *t = LIST_ENTRY( list_head( &db->tables ), MSITABLE, entry ); list_remove( &t->entry ); free_table( t ); } } static MSITABLE *find_cached_table( MSIDATABASE *db, LPCWSTR name ) { MSITABLE *t; LIST_FOR_EACH_ENTRY( t, &db->tables, MSITABLE, entry ) if( !strcmpW( name, t->name ) ) return t; return NULL; } static void table_calc_column_offsets( MSIDATABASE *db, MSICOLUMNINFO *colinfo, DWORD count ) { DWORD i; for (i = 0; colinfo && i < count; i++) { assert( i + 1 == colinfo[i].number ); if (i) colinfo[i].offset = colinfo[i - 1].offset + bytes_per_column( db, &colinfo[i - 1], LONG_STR_BYTES ); else colinfo[i].offset = 0; TRACE("column %d is [%s] with type %08x ofs %d\n", colinfo[i].number, debugstr_w(colinfo[i].colname), colinfo[i].type, colinfo[i].offset); } } static UINT get_defaulttablecolumns( MSIDATABASE *db, LPCWSTR name, MSICOLUMNINFO *colinfo, UINT *sz ) { const MSICOLUMNINFO *p; DWORD i, n; TRACE("%s\n", debugstr_w(name)); if (!strcmpW( name, szTables )) { p = _Tables_cols; n = 1; } else if (!strcmpW( name, szColumns )) { p = _Columns_cols; n = 4; } else return ERROR_FUNCTION_FAILED; /* duplicate the string data so we can free it in msi_free_colinfo */ for (i = 0; i < n; i++) { if (colinfo && i < *sz) { colinfo[i] = p[i]; colinfo[i].tablename = strdupW( p[i].tablename ); colinfo[i].colname = strdupW( p[i].colname ); } if (colinfo && i >= *sz) break; } table_calc_column_offsets( db, colinfo, n ); *sz = n; return ERROR_SUCCESS; } static UINT get_tablecolumns( MSIDATABASE *db, LPCWSTR szTableName, MSICOLUMNINFO *colinfo, UINT *sz ); static UINT table_get_column_info( MSIDATABASE *db, LPCWSTR name, MSICOLUMNINFO **pcols, UINT *pcount ) { UINT r, column_count = 0; MSICOLUMNINFO *columns; /* get the number of columns in this table */ column_count = 0; r = get_tablecolumns( db, name, NULL, &column_count ); if (r != ERROR_SUCCESS) return r; *pcount = column_count; /* if there's no columns, there's no table */ if (!column_count) return ERROR_INVALID_PARAMETER; TRACE("table %s found\n", debugstr_w(name)); columns = msi_alloc( column_count * sizeof(MSICOLUMNINFO) ); if (!columns) return ERROR_FUNCTION_FAILED; r = get_tablecolumns( db, name, columns, &column_count ); if (r != ERROR_SUCCESS) { msi_free( columns ); return ERROR_FUNCTION_FAILED; } *pcols = columns; return r; } static UINT get_table( MSIDATABASE *db, LPCWSTR name, MSITABLE **table_ret ) { MSITABLE *table; UINT r; /* first, see if the table is cached */ table = find_cached_table( db, name ); if (table) { *table_ret = table; return ERROR_SUCCESS; } /* nonexistent tables should be interpreted as empty tables */ table = msi_alloc( sizeof(MSITABLE) + lstrlenW( name ) * sizeof(WCHAR) ); if (!table) return ERROR_FUNCTION_FAILED; table->row_count = 0; table->data = NULL; table->data_persistent = NULL; table->colinfo = NULL; table->col_count = 0; table->persistent = MSICONDITION_TRUE; lstrcpyW( table->name, name ); if (!strcmpW( name, szTables ) || !strcmpW( name, szColumns )) table->persistent = MSICONDITION_NONE; r = table_get_column_info( db, name, &table->colinfo, &table->col_count ); if (r != ERROR_SUCCESS) { free_table( table ); return r; } r = read_table_from_storage( db, table, db->storage ); if (r != ERROR_SUCCESS) { free_table( table ); return r; } list_add_head( &db->tables, &table->entry ); *table_ret = table; return ERROR_SUCCESS; } static UINT read_table_int( BYTE *const *data, UINT row, UINT col, UINT bytes ) { UINT ret = 0, i; for (i = 0; i < bytes; i++) ret += data[row][col + i] << i * 8; return ret; } static LPWSTR msi_makestring( const MSIDATABASE *db, UINT string_id ) { return strdupW( msi_string_lookup_id( db->strings, string_id ) ); } static UINT get_tablecolumns( MSIDATABASE *db, LPCWSTR szTableName, MSICOLUMNINFO *colinfo, UINT *sz ) { UINT r, i, n = 0, table_id, count, maxcount = *sz; MSITABLE *table = NULL; TRACE("%s\n", debugstr_w(szTableName)); /* first check if there is a default table with that name */ r = get_defaulttablecolumns( db, szTableName, colinfo, sz ); if (r == ERROR_SUCCESS && *sz) return r; r = get_table( db, szColumns, &table ); if (r != ERROR_SUCCESS) { ERR("couldn't load _Columns table\n"); return ERROR_FUNCTION_FAILED; } /* convert table and column names to IDs from the string table */ r = msi_string2idW( db->strings, szTableName, &table_id ); if (r != ERROR_SUCCESS) { WARN("Couldn't find id for %s\n", debugstr_w(szTableName)); return r; } TRACE("Table id is %d, row count is %d\n", table_id, table->row_count); /* Note: _Columns table doesn't have non-persistent data */ /* if maxcount is non-zero, assume it's exactly right for this table */ memset( colinfo, 0, maxcount * sizeof(*colinfo) ); count = table->row_count; for (i = 0; i < count; i++) { if (read_table_int( table->data, i, 0, LONG_STR_BYTES) != table_id) continue; if (colinfo) { UINT id = read_table_int( table->data, i, table->colinfo[2].offset, LONG_STR_BYTES ); UINT col = read_table_int( table->data, i, table->colinfo[1].offset, sizeof(USHORT) ) - (1 << 15); /* check the column number is in range */ if (col < 1 || col > maxcount) { ERR("column %d out of range\n", col); continue; } /* check if this column was already set */ if (colinfo[col - 1].number) { ERR("duplicate column %d\n", col); continue; } colinfo[col - 1].tablename = msi_makestring( db, table_id ); colinfo[col - 1].number = col; colinfo[col - 1].colname = msi_makestring( db, id ); colinfo[col - 1].type = read_table_int( table->data, i, table->colinfo[3].offset, sizeof(USHORT) ) - (1 << 15); colinfo[col - 1].offset = 0; colinfo[col - 1].ref_count = 0; colinfo[col - 1].hash_table = NULL; } n++; } TRACE("%s has %d columns\n", debugstr_w(szTableName), n); if (colinfo && n != maxcount) { ERR("missing column in table %s\n", debugstr_w(szTableName)); msi_free_colinfo( colinfo, maxcount ); return ERROR_FUNCTION_FAILED; } table_calc_column_offsets( db, colinfo, n ); *sz = n; return ERROR_SUCCESS; } UINT msi_create_table( MSIDATABASE *db, LPCWSTR name, column_info *col_info, MSICONDITION persistent, MSITABLE **table_ret) { UINT r, nField; MSIVIEW *tv = NULL; MSIRECORD *rec = NULL; column_info *col; MSITABLE *table; UINT i; /* only add tables that don't exist already */ if( TABLE_Exists(db, name ) ) { WARN("table %s exists\n", debugstr_w(name)); return ERROR_BAD_QUERY_SYNTAX; } table = msi_alloc( sizeof (MSITABLE) + lstrlenW(name)*sizeof (WCHAR) ); if( !table ) return ERROR_FUNCTION_FAILED; table->ref_count = 1; table->row_count = 0; table->data = NULL; table->data_persistent = NULL; table->colinfo = NULL; table->col_count = 0; table->persistent = persistent; lstrcpyW( table->name, name ); for( col = col_info; col; col = col->next ) table->col_count++; table->colinfo = msi_alloc( table->col_count * sizeof(MSICOLUMNINFO) ); if (!table->colinfo) { free_table( table ); return ERROR_FUNCTION_FAILED; } for( i = 0, col = col_info; col; i++, col = col->next ) { table->colinfo[ i ].tablename = strdupW( col->table ); table->colinfo[ i ].number = i + 1; table->colinfo[ i ].colname = strdupW( col->column ); table->colinfo[ i ].type = col->type; table->colinfo[ i ].offset = 0; table->colinfo[ i ].ref_count = 0; table->colinfo[ i ].hash_table = NULL; table->colinfo[ i ].temporary = col->temporary; } table_calc_column_offsets( db, table->colinfo, table->col_count); r = TABLE_CreateView( db, szTables, &tv ); TRACE("CreateView returned %x\n", r); if( r ) { free_table( table ); return r; } r = tv->ops->execute( tv, 0 ); TRACE("tv execute returned %x\n", r); if( r ) goto err; rec = MSI_CreateRecord( 1 ); if( !rec ) goto err; r = MSI_RecordSetStringW( rec, 1, name ); if( r ) goto err; r = tv->ops->insert_row( tv, rec, -1, persistent == MSICONDITION_FALSE ); TRACE("insert_row returned %x\n", r); if( r ) goto err; tv->ops->delete( tv ); tv = NULL; msiobj_release( &rec->hdr ); rec = NULL; if( persistent != MSICONDITION_FALSE ) { /* add each column to the _Columns table */ r = TABLE_CreateView( db, szColumns, &tv ); if( r ) return r; r = tv->ops->execute( tv, 0 ); TRACE("tv execute returned %x\n", r); if( r ) goto err; rec = MSI_CreateRecord( 4 ); if( !rec ) goto err; r = MSI_RecordSetStringW( rec, 1, name ); if( r ) goto err; /* * need to set the table, column number, col name and type * for each column we enter in the table */ nField = 1; for( col = col_info; col; col = col->next ) { r = MSI_RecordSetInteger( rec, 2, nField ); if( r ) goto err; r = MSI_RecordSetStringW( rec, 3, col->column ); if( r ) goto err; r = MSI_RecordSetInteger( rec, 4, col->type ); if( r ) goto err; r = tv->ops->insert_row( tv, rec, -1, FALSE ); if( r ) goto err; nField++; } if( !col ) r = ERROR_SUCCESS; } err: if (rec) msiobj_release( &rec->hdr ); /* FIXME: remove values from the string table on error */ if( tv ) tv->ops->delete( tv ); if (r == ERROR_SUCCESS) { list_add_head( &db->tables, &table->entry ); *table_ret = table; } else free_table( table ); return r; } static UINT save_table( MSIDATABASE *db, const MSITABLE *t, UINT bytes_per_strref ) { BYTE *rawdata = NULL; UINT rawsize, i, j, row_size, row_count; UINT r = ERROR_FUNCTION_FAILED; /* Nothing to do for non-persistent tables */ if( t->persistent == MSICONDITION_FALSE ) return ERROR_SUCCESS; TRACE("Saving %s\n", debugstr_w( t->name ) ); row_size = msi_table_get_row_size( db, t->colinfo, t->col_count, bytes_per_strref ); row_count = t->row_count; for (i = 0; i < t->row_count; i++) { if (!t->data_persistent[i]) { row_count = 1; /* yes, this is bizarre */ break; } } rawsize = row_count * row_size; rawdata = msi_alloc_zero( rawsize ); if( !rawdata ) { r = ERROR_NOT_ENOUGH_MEMORY; goto err; } rawsize = 0; for (i = 0; i < t->row_count; i++) { UINT ofs = 0, ofs_mem = 0; if (!t->data_persistent[i]) break; for (j = 0; j < t->col_count; j++) { UINT m = bytes_per_column( db, &t->colinfo[j], LONG_STR_BYTES ); UINT n = bytes_per_column( db, &t->colinfo[j], bytes_per_strref ); UINT k; if (n != 2 && n != 3 && n != 4) { ERR("oops - unknown column width %d\n", n); goto err; } if (t->colinfo[j].type & MSITYPE_STRING && n < m) { UINT id = read_table_int( t->data, i, ofs_mem, LONG_STR_BYTES ); if (id > 1 << bytes_per_strref * 8) { ERR("string id %u out of range\n", id); goto err; } } for (k = 0; k < n; k++) { rawdata[ofs * row_count + i * n + k] = t->data[i][ofs_mem + k]; } ofs_mem += m; ofs += n; } rawsize += row_size; } TRACE("writing %d bytes\n", rawsize); r = write_stream_data( db->storage, t->name, rawdata, rawsize, TRUE ); err: msi_free( rawdata ); return r; } static void msi_update_table_columns( MSIDATABASE *db, LPCWSTR name ) { MSITABLE *table; LPWSTR tablename; UINT size, offset, old_count; UINT n; /* We may free name in msi_free_colinfo. */ tablename = strdupW( name ); table = find_cached_table( db, tablename ); old_count = table->col_count; msi_free_colinfo( table->colinfo, table->col_count ); msi_free( table->colinfo ); table->colinfo = NULL; table_get_column_info( db, tablename, &table->colinfo, &table->col_count ); if (!table->col_count) goto done; size = msi_table_get_row_size( db, table->colinfo, table->col_count, LONG_STR_BYTES ); offset = table->colinfo[table->col_count - 1].offset; for ( n = 0; n < table->row_count; n++ ) { table->data[n] = msi_realloc( table->data[n], size ); if (old_count < table->col_count) memset( &table->data[n][offset], 0, size - offset ); } done: msi_free(tablename); } /* try to find the table name in the _Tables table */ BOOL TABLE_Exists( MSIDATABASE *db, LPCWSTR name ) { UINT r, table_id, i; MSITABLE *table; if( !strcmpW( name, szTables ) || !strcmpW( name, szColumns ) || !strcmpW( name, szStreams ) || !strcmpW( name, szStorages ) ) return TRUE; r = msi_string2idW( db->strings, name, &table_id ); if( r != ERROR_SUCCESS ) { TRACE("Couldn't find id for %s\n", debugstr_w(name)); return FALSE; } r = get_table( db, szTables, &table ); if( r != ERROR_SUCCESS ) { ERR("table %s not available\n", debugstr_w(szTables)); return FALSE; } for( i = 0; i < table->row_count; i++ ) { if( read_table_int( table->data, i, 0, LONG_STR_BYTES ) == table_id ) return TRUE; } return FALSE; } /* below is the query interface to a table */ typedef struct tagMSITABLEVIEW { MSIVIEW view; MSIDATABASE *db; MSITABLE *table; MSICOLUMNINFO *columns; MSIORDERINFO *order; UINT num_cols; UINT row_size; WCHAR name[1]; } MSITABLEVIEW; static UINT TABLE_fetch_int( struct tagMSIVIEW *view, UINT row, UINT col, UINT *val ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; UINT offset, n; if( !tv->table ) return ERROR_INVALID_PARAMETER; if( (col==0) || (col>tv->num_cols) ) return ERROR_INVALID_PARAMETER; /* how many rows are there ? */ if( row >= tv->table->row_count ) return ERROR_NO_MORE_ITEMS; if( tv->columns[col-1].offset >= tv->row_size ) { ERR("Stuffed up %d >= %d\n", tv->columns[col-1].offset, tv->row_size ); ERR("%p %p\n", tv, tv->columns ); return ERROR_FUNCTION_FAILED; } if (tv->order) row = tv->order->reorder[row]; n = bytes_per_column( tv->db, &tv->columns[col - 1], LONG_STR_BYTES ); if (n != 2 && n != 3 && n != 4) { ERR("oops! what is %d bytes per column?\n", n ); return ERROR_FUNCTION_FAILED; } offset = tv->columns[col-1].offset; *val = read_table_int(tv->table->data, row, offset, n); /* TRACE("Data [%d][%d] = %d\n", row, col, *val ); */ return ERROR_SUCCESS; } static UINT msi_stream_name( const MSITABLEVIEW *tv, UINT row, LPWSTR *pstname ) { LPWSTR p, stname = NULL; UINT i, r, type, ival; DWORD len; LPCWSTR sval; MSIVIEW *view = (MSIVIEW *) tv; TRACE("%p %d\n", tv, row); len = lstrlenW( tv->name ) + 1; stname = msi_alloc( len*sizeof(WCHAR) ); if ( !stname ) { r = ERROR_OUTOFMEMORY; goto err; } lstrcpyW( stname, tv->name ); for ( i = 0; i < tv->num_cols; i++ ) { type = tv->columns[i].type; if ( type & MSITYPE_KEY ) { WCHAR number[0x20]; r = TABLE_fetch_int( view, row, i+1, &ival ); if ( r != ERROR_SUCCESS ) goto err; if ( tv->columns[i].type & MSITYPE_STRING ) { sval = msi_string_lookup_id( tv->db->strings, ival ); if ( !sval ) { r = ERROR_INVALID_PARAMETER; goto err; } } else { static const WCHAR fmt[] = { '%','d',0 }; UINT n = bytes_per_column( tv->db, &tv->columns[i], LONG_STR_BYTES ); switch( n ) { case 2: sprintfW( number, fmt, ival-0x8000 ); break; case 4: sprintfW( number, fmt, ival^0x80000000 ); break; default: ERR( "oops - unknown column width %d\n", n ); r = ERROR_FUNCTION_FAILED; goto err; } sval = number; } len += lstrlenW( szDot ) + lstrlenW( sval ); p = msi_realloc ( stname, len*sizeof(WCHAR) ); if ( !p ) { r = ERROR_OUTOFMEMORY; goto err; } stname = p; lstrcatW( stname, szDot ); lstrcatW( stname, sval ); } else continue; } *pstname = stname; return ERROR_SUCCESS; err: msi_free( stname ); *pstname = NULL; return r; } /* * We need a special case for streams, as we need to reference column with * the name of the stream in the same table, and the table name * which may not be available at higher levels of the query */ static UINT TABLE_fetch_stream( struct tagMSIVIEW *view, UINT row, UINT col, IStream **stm ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; UINT r; LPWSTR encname, full_name = NULL; if( !view->ops->fetch_int ) return ERROR_INVALID_PARAMETER; r = msi_stream_name( tv, row, &full_name ); if ( r != ERROR_SUCCESS ) { ERR("fetching stream, error = %d\n", r); return r; } encname = encode_streamname( FALSE, full_name ); r = msi_get_raw_stream( tv->db, encname, stm ); if( r ) ERR("fetching stream %s, error = %d\n",debugstr_w(full_name), r); msi_free( full_name ); msi_free( encname ); return r; } static UINT TABLE_set_int( MSITABLEVIEW *tv, UINT row, UINT col, UINT val ) { UINT offset, n, i; if( !tv->table ) return ERROR_INVALID_PARAMETER; if( (col==0) || (col>tv->num_cols) ) return ERROR_INVALID_PARAMETER; if( row >= tv->table->row_count ) return ERROR_INVALID_PARAMETER; if( tv->columns[col-1].offset >= tv->row_size ) { ERR("Stuffed up %d >= %d\n", tv->columns[col-1].offset, tv->row_size ); ERR("%p %p\n", tv, tv->columns ); return ERROR_FUNCTION_FAILED; } msi_free( tv->columns[col-1].hash_table ); tv->columns[col-1].hash_table = NULL; n = bytes_per_column( tv->db, &tv->columns[col - 1], LONG_STR_BYTES ); if ( n != 2 && n != 3 && n != 4 ) { ERR("oops! what is %d bytes per column?\n", n ); return ERROR_FUNCTION_FAILED; } offset = tv->columns[col-1].offset; for ( i = 0; i < n; i++ ) tv->table->data[row][offset + i] = (val >> i * 8) & 0xff; return ERROR_SUCCESS; } static UINT TABLE_get_row( struct tagMSIVIEW *view, UINT row, MSIRECORD **rec ) { MSITABLEVIEW *tv = (MSITABLEVIEW *)view; if (!tv->table) return ERROR_INVALID_PARAMETER; if (tv->order) row = tv->order->reorder[row]; return msi_view_get_row(tv->db, view, row, rec); } static UINT msi_addstreamW( MSIDATABASE *db, LPCWSTR name, IStream *data ) { UINT r; MSIQUERY *query = NULL; MSIRECORD *rec = NULL; static const WCHAR insert[] = { 'I','N','S','E','R','T',' ','I','N','T','O',' ', '`','_','S','t','r','e','a','m','s','`',' ', '(','`','N','a','m','e','`',',', '`','D','a','t','a','`',')',' ', 'V','A','L','U','E','S',' ','(','?',',','?',')',0}; TRACE("%p %s %p\n", db, debugstr_w(name), data); rec = MSI_CreateRecord( 2 ); if ( !rec ) return ERROR_OUTOFMEMORY; r = MSI_RecordSetStringW( rec, 1, name ); if ( r != ERROR_SUCCESS ) goto err; r = MSI_RecordSetIStream( rec, 2, data ); if ( r != ERROR_SUCCESS ) goto err; r = MSI_DatabaseOpenViewW( db, insert, &query ); if ( r != ERROR_SUCCESS ) goto err; r = MSI_ViewExecute( query, rec ); err: msiobj_release( &query->hdr ); msiobj_release( &rec->hdr ); return r; } static UINT get_table_value_from_record( MSITABLEVIEW *tv, MSIRECORD *rec, UINT iField, UINT *pvalue ) { MSICOLUMNINFO columninfo; UINT r; if ( (iField <= 0) || (iField > tv->num_cols) || MSI_RecordIsNull( rec, iField ) ) return ERROR_FUNCTION_FAILED; columninfo = tv->columns[ iField - 1 ]; if ( MSITYPE_IS_BINARY(columninfo.type) ) { *pvalue = 1; /* refers to the first key column */ } else if ( columninfo.type & MSITYPE_STRING ) { LPCWSTR sval = MSI_RecordGetString( rec, iField ); if (sval) { r = msi_string2idW(tv->db->strings, sval, pvalue); if (r != ERROR_SUCCESS) return ERROR_NOT_FOUND; } else *pvalue = 0; } else if ( bytes_per_column( tv->db, &columninfo, LONG_STR_BYTES ) == 2 ) { *pvalue = 0x8000 + MSI_RecordGetInteger( rec, iField ); if ( *pvalue & 0xffff0000 ) { ERR("field %u value %d out of range\n", iField, *pvalue - 0x8000); return ERROR_FUNCTION_FAILED; } } else { INT ival = MSI_RecordGetInteger( rec, iField ); *pvalue = ival ^ 0x80000000; } return ERROR_SUCCESS; } static UINT TABLE_set_row( struct tagMSIVIEW *view, UINT row, MSIRECORD *rec, UINT mask ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; UINT i, val, r = ERROR_SUCCESS; if ( !tv->table ) return ERROR_INVALID_PARAMETER; /* test if any of the mask bits are invalid */ if ( mask >= (1<num_cols) ) return ERROR_INVALID_PARAMETER; for ( i = 0; i < tv->num_cols; i++ ) { BOOL persistent; /* only update the fields specified in the mask */ if ( !(mask&(1<table->persistent != MSICONDITION_FALSE) && (tv->table->data_persistent[row]); /* FIXME: should we allow updating keys? */ val = 0; if ( !MSI_RecordIsNull( rec, i + 1 ) ) { r = get_table_value_from_record (tv, rec, i + 1, &val); if ( MSITYPE_IS_BINARY(tv->columns[ i ].type) ) { IStream *stm; LPWSTR stname; if ( r != ERROR_SUCCESS ) return ERROR_FUNCTION_FAILED; r = MSI_RecordGetIStream( rec, i + 1, &stm ); if ( r != ERROR_SUCCESS ) return r; r = msi_stream_name( tv, row, &stname ); if ( r != ERROR_SUCCESS ) { IStream_Release( stm ); return r; } r = msi_addstreamW( tv->db, stname, stm ); IStream_Release( stm ); msi_free ( stname ); if ( r != ERROR_SUCCESS ) return r; } else if ( tv->columns[i].type & MSITYPE_STRING ) { UINT x; if ( r != ERROR_SUCCESS ) { LPCWSTR sval = MSI_RecordGetString( rec, i + 1 ); val = msi_addstringW( tv->db->strings, sval, -1, 1, persistent ? StringPersistent : StringNonPersistent ); } else { TABLE_fetch_int(&tv->view, row, i + 1, &x); if (val == x) continue; } } else { if ( r != ERROR_SUCCESS ) return ERROR_FUNCTION_FAILED; } } r = TABLE_set_int( tv, row, i+1, val ); if ( r != ERROR_SUCCESS ) break; } return r; } static UINT table_create_new_row( struct tagMSIVIEW *view, UINT *num, BOOL temporary ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; BYTE **p, *row; BOOL *b; UINT sz; BYTE ***data_ptr; BOOL **data_persist_ptr; UINT *row_count; TRACE("%p %s\n", view, temporary ? "TRUE" : "FALSE"); if( !tv->table ) return ERROR_INVALID_PARAMETER; row = msi_alloc_zero( tv->row_size ); if( !row ) return ERROR_NOT_ENOUGH_MEMORY; row_count = &tv->table->row_count; data_ptr = &tv->table->data; data_persist_ptr = &tv->table->data_persistent; if (*num == -1) *num = tv->table->row_count; sz = (*row_count + 1) * sizeof (BYTE*); if( *data_ptr ) p = msi_realloc( *data_ptr, sz ); else p = msi_alloc( sz ); if( !p ) { msi_free( row ); return ERROR_NOT_ENOUGH_MEMORY; } sz = (*row_count + 1) * sizeof (BOOL); if( *data_persist_ptr ) b = msi_realloc( *data_persist_ptr, sz ); else b = msi_alloc( sz ); if( !b ) { msi_free( row ); msi_free( p ); return ERROR_NOT_ENOUGH_MEMORY; } *data_ptr = p; (*data_ptr)[*row_count] = row; *data_persist_ptr = b; (*data_persist_ptr)[*row_count] = !temporary; (*row_count)++; return ERROR_SUCCESS; } static UINT TABLE_execute( struct tagMSIVIEW *view, MSIRECORD *record ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; TRACE("%p %p\n", tv, record); TRACE("There are %d columns\n", tv->num_cols ); return ERROR_SUCCESS; } static UINT TABLE_close( struct tagMSIVIEW *view ) { TRACE("%p\n", view ); return ERROR_SUCCESS; } static UINT TABLE_get_dimensions( struct tagMSIVIEW *view, UINT *rows, UINT *cols) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; TRACE("%p %p %p\n", view, rows, cols ); if( cols ) *cols = tv->num_cols; if( rows ) { if( !tv->table ) return ERROR_INVALID_PARAMETER; *rows = tv->table->row_count; } return ERROR_SUCCESS; } static UINT TABLE_get_column_info( struct tagMSIVIEW *view, UINT n, LPWSTR *name, UINT *type, BOOL *temporary, LPWSTR *table_name ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; TRACE("%p %d %p %p\n", tv, n, name, type ); if( ( n == 0 ) || ( n > tv->num_cols ) ) return ERROR_INVALID_PARAMETER; if( name ) { *name = strdupW( tv->columns[n-1].colname ); if( !*name ) return ERROR_FUNCTION_FAILED; } if( table_name ) { *table_name = strdupW( tv->columns[n-1].tablename ); if( !*table_name ) return ERROR_FUNCTION_FAILED; } if( type ) *type = tv->columns[n-1].type; if( temporary ) *temporary = tv->columns[n-1].temporary; return ERROR_SUCCESS; } static UINT msi_table_find_row( MSITABLEVIEW *tv, MSIRECORD *rec, UINT *row, UINT *column ); static UINT table_validate_new( MSITABLEVIEW *tv, MSIRECORD *rec, UINT *column ) { UINT r, row, i; /* check there's no null values where they're not allowed */ for( i = 0; i < tv->num_cols; i++ ) { if ( tv->columns[i].type & MSITYPE_NULLABLE ) continue; if ( MSITYPE_IS_BINARY(tv->columns[i].type) ) TRACE("skipping binary column\n"); else if ( tv->columns[i].type & MSITYPE_STRING ) { LPCWSTR str; str = MSI_RecordGetString( rec, i+1 ); if (str == NULL || str[0] == 0) { if (column) *column = i; return ERROR_INVALID_DATA; } } else { UINT n; n = MSI_RecordGetInteger( rec, i+1 ); if (n == MSI_NULL_INTEGER) { if (column) *column = i; return ERROR_INVALID_DATA; } } } /* check there's no duplicate keys */ r = msi_table_find_row( tv, rec, &row, column ); if (r == ERROR_SUCCESS) return ERROR_FUNCTION_FAILED; return ERROR_SUCCESS; } static int compare_record( MSITABLEVIEW *tv, UINT row, MSIRECORD *rec ) { UINT r, i, ivalue, x; for (i = 0; i < tv->num_cols; i++ ) { if (!(tv->columns[i].type & MSITYPE_KEY)) continue; r = get_table_value_from_record( tv, rec, i + 1, &ivalue ); if (r != ERROR_SUCCESS) return 1; r = TABLE_fetch_int( &tv->view, row, i + 1, &x ); if (r != ERROR_SUCCESS) { WARN("TABLE_fetch_int should not fail here %u\n", r); return -1; } if (ivalue > x) { return 1; } else if (ivalue == x) { if (i < tv->num_cols - 1) continue; return 0; } else return -1; } return 1; } static int find_insert_index( MSITABLEVIEW *tv, MSIRECORD *rec ) { int idx, c, low = 0, high = tv->table->row_count - 1; TRACE("%p %p\n", tv, rec); while (low <= high) { idx = (low + high) / 2; c = compare_record( tv, idx, rec ); if (c < 0) high = idx - 1; else if (c > 0) low = idx + 1; else { TRACE("found %u\n", idx); return idx; } } TRACE("found %u\n", high + 1); return high + 1; } static UINT TABLE_insert_row( struct tagMSIVIEW *view, MSIRECORD *rec, UINT row, BOOL temporary ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; UINT i, r; TRACE("%p %p %s\n", tv, rec, temporary ? "TRUE" : "FALSE" ); /* check that the key is unique - can we find a matching row? */ r = table_validate_new( tv, rec, NULL ); if( r != ERROR_SUCCESS ) return ERROR_FUNCTION_FAILED; if (row == -1) row = find_insert_index( tv, rec ); r = table_create_new_row( view, &row, temporary ); TRACE("insert_row returned %08x\n", r); if( r != ERROR_SUCCESS ) return r; /* shift the rows to make room for the new row */ for (i = tv->table->row_count - 1; i > row; i--) { memmove(&(tv->table->data[i][0]), &(tv->table->data[i - 1][0]), tv->row_size); tv->table->data_persistent[i] = tv->table->data_persistent[i - 1]; } /* Re-set the persistence flag */ tv->table->data_persistent[row] = !temporary; return TABLE_set_row( view, row, rec, (1<num_cols) - 1 ); } static UINT TABLE_delete_row( struct tagMSIVIEW *view, UINT row ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; UINT r, num_rows, num_cols, i; TRACE("%p %d\n", tv, row); if ( !tv->table ) return ERROR_INVALID_PARAMETER; r = TABLE_get_dimensions( view, &num_rows, &num_cols ); if ( r != ERROR_SUCCESS ) return r; if ( row >= num_rows ) return ERROR_FUNCTION_FAILED; num_rows = tv->table->row_count; tv->table->row_count--; /* reset the hash tables */ for (i = 0; i < tv->num_cols; i++) { msi_free( tv->columns[i].hash_table ); tv->columns[i].hash_table = NULL; } for (i = row + 1; i < num_rows; i++) { memcpy(tv->table->data[i - 1], tv->table->data[i], tv->row_size); tv->table->data_persistent[i - 1] = tv->table->data_persistent[i]; } msi_free(tv->table->data[num_rows - 1]); return ERROR_SUCCESS; } static UINT msi_table_update(struct tagMSIVIEW *view, MSIRECORD *rec, UINT row) { MSITABLEVIEW *tv = (MSITABLEVIEW *)view; UINT r, new_row; /* FIXME: MsiViewFetch should set rec index 0 to some ID that * sets the fetched record apart from other records */ if (!tv->table) return ERROR_INVALID_PARAMETER; r = msi_table_find_row(tv, rec, &new_row, NULL); if (r != ERROR_SUCCESS) { ERR("can't find row to modify\n"); return ERROR_FUNCTION_FAILED; } /* the row cannot be changed */ if (row != new_row + 1) return ERROR_FUNCTION_FAILED; if(tv->order) new_row = tv->order->reorder[new_row]; return TABLE_set_row(view, new_row, rec, (1 << tv->num_cols) - 1); } static UINT msi_table_assign(struct tagMSIVIEW *view, MSIRECORD *rec) { MSITABLEVIEW *tv = (MSITABLEVIEW *)view; UINT r, row; if (!tv->table) return ERROR_INVALID_PARAMETER; r = msi_table_find_row(tv, rec, &row, NULL); if (r == ERROR_SUCCESS) return TABLE_set_row(view, row, rec, (1 << tv->num_cols) - 1); else return TABLE_insert_row( view, rec, -1, FALSE ); } static UINT modify_delete_row( struct tagMSIVIEW *view, MSIRECORD *rec ) { MSITABLEVIEW *tv = (MSITABLEVIEW *)view; UINT row, r; r = msi_table_find_row(tv, rec, &row, NULL); if (r != ERROR_SUCCESS) return r; return TABLE_delete_row(view, row); } static UINT msi_refresh_record( struct tagMSIVIEW *view, MSIRECORD *rec, UINT row ) { MSIRECORD *curr; UINT r, i, count; r = TABLE_get_row(view, row - 1, &curr); if (r != ERROR_SUCCESS) return r; /* Close the original record */ MSI_CloseRecord(&rec->hdr); count = MSI_RecordGetFieldCount(rec); for (i = 0; i < count; i++) MSI_RecordCopyField(curr, i + 1, rec, i + 1); msiobj_release(&curr->hdr); return ERROR_SUCCESS; } static UINT TABLE_modify( struct tagMSIVIEW *view, MSIMODIFY eModifyMode, MSIRECORD *rec, UINT row) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; UINT r, column; TRACE("%p %d %p\n", view, eModifyMode, rec ); switch (eModifyMode) { case MSIMODIFY_DELETE: r = modify_delete_row( view, rec ); break; case MSIMODIFY_VALIDATE_NEW: r = table_validate_new( tv, rec, &column ); if (r != ERROR_SUCCESS) { tv->view.error = MSIDBERROR_DUPLICATEKEY; tv->view.error_column = tv->columns[column].colname; r = ERROR_INVALID_DATA; } break; case MSIMODIFY_INSERT: r = table_validate_new( tv, rec, NULL ); if (r != ERROR_SUCCESS) break; r = TABLE_insert_row( view, rec, -1, FALSE ); break; case MSIMODIFY_INSERT_TEMPORARY: r = table_validate_new( tv, rec, NULL ); if (r != ERROR_SUCCESS) break; r = TABLE_insert_row( view, rec, -1, TRUE ); break; case MSIMODIFY_REFRESH: r = msi_refresh_record( view, rec, row ); break; case MSIMODIFY_UPDATE: r = msi_table_update( view, rec, row ); break; case MSIMODIFY_ASSIGN: r = msi_table_assign( view, rec ); break; case MSIMODIFY_REPLACE: case MSIMODIFY_MERGE: case MSIMODIFY_VALIDATE: case MSIMODIFY_VALIDATE_FIELD: case MSIMODIFY_VALIDATE_DELETE: FIXME("%p %d %p - mode not implemented\n", view, eModifyMode, rec ); r = ERROR_CALL_NOT_IMPLEMENTED; break; default: r = ERROR_INVALID_DATA; } return r; } static UINT TABLE_delete( struct tagMSIVIEW *view ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; TRACE("%p\n", view ); tv->table = NULL; tv->columns = NULL; if (tv->order) { msi_free( tv->order->reorder ); msi_free( tv->order ); tv->order = NULL; } msi_free( tv ); return ERROR_SUCCESS; } static UINT TABLE_find_matching_rows( struct tagMSIVIEW *view, UINT col, UINT val, UINT *row, MSIITERHANDLE *handle ) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; const MSICOLUMNHASHENTRY *entry; TRACE("%p, %d, %u, %p\n", view, col, val, *handle); if( !tv->table ) return ERROR_INVALID_PARAMETER; if( (col==0) || (col > tv->num_cols) ) return ERROR_INVALID_PARAMETER; if( !tv->columns[col-1].hash_table ) { UINT i; UINT num_rows = tv->table->row_count; MSICOLUMNHASHENTRY **hash_table; MSICOLUMNHASHENTRY *new_entry; if( tv->columns[col-1].offset >= tv->row_size ) { ERR("Stuffed up %d >= %d\n", tv->columns[col-1].offset, tv->row_size ); ERR("%p %p\n", tv, tv->columns ); return ERROR_FUNCTION_FAILED; } /* allocate contiguous memory for the table and its entries so we * don't have to do an expensive cleanup */ hash_table = msi_alloc(MSITABLE_HASH_TABLE_SIZE * sizeof(MSICOLUMNHASHENTRY*) + num_rows * sizeof(MSICOLUMNHASHENTRY)); if (!hash_table) return ERROR_OUTOFMEMORY; memset(hash_table, 0, MSITABLE_HASH_TABLE_SIZE * sizeof(MSICOLUMNHASHENTRY*)); tv->columns[col-1].hash_table = hash_table; new_entry = (MSICOLUMNHASHENTRY *)(hash_table + MSITABLE_HASH_TABLE_SIZE); for (i = 0; i < num_rows; i++, new_entry++) { UINT row_value; if (view->ops->fetch_int( view, i, col, &row_value ) != ERROR_SUCCESS) continue; new_entry->next = NULL; new_entry->value = row_value; new_entry->row = i; if (hash_table[row_value % MSITABLE_HASH_TABLE_SIZE]) { MSICOLUMNHASHENTRY *prev_entry = hash_table[row_value % MSITABLE_HASH_TABLE_SIZE]; while (prev_entry->next) prev_entry = prev_entry->next; prev_entry->next = new_entry; } else hash_table[row_value % MSITABLE_HASH_TABLE_SIZE] = new_entry; } } if( !*handle ) entry = tv->columns[col-1].hash_table[val % MSITABLE_HASH_TABLE_SIZE]; else entry = (*handle)->next; while (entry && entry->value != val) entry = entry->next; *handle = entry; if (!entry) return ERROR_NO_MORE_ITEMS; *row = entry->row; return ERROR_SUCCESS; } static UINT TABLE_add_ref(struct tagMSIVIEW *view) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; UINT i; TRACE("%p %d\n", view, tv->table->ref_count); for (i = 0; i < tv->table->col_count; i++) { if (tv->table->colinfo[i].type & MSITYPE_TEMPORARY) InterlockedIncrement(&tv->table->colinfo[i].ref_count); } return InterlockedIncrement(&tv->table->ref_count); } static UINT TABLE_remove_column(struct tagMSIVIEW *view, LPCWSTR table, UINT number) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; MSIRECORD *rec = NULL; MSIVIEW *columns = NULL; UINT row, r; rec = MSI_CreateRecord(2); if (!rec) return ERROR_OUTOFMEMORY; MSI_RecordSetStringW(rec, 1, table); MSI_RecordSetInteger(rec, 2, number); r = TABLE_CreateView(tv->db, szColumns, &columns); if (r != ERROR_SUCCESS) return r; r = msi_table_find_row((MSITABLEVIEW *)columns, rec, &row, NULL); if (r != ERROR_SUCCESS) goto done; r = TABLE_delete_row(columns, row); if (r != ERROR_SUCCESS) goto done; msi_update_table_columns(tv->db, table); done: msiobj_release(&rec->hdr); columns->ops->delete(columns); return r; } static UINT TABLE_release(struct tagMSIVIEW *view) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; INT ref = tv->table->ref_count; UINT i, r; TRACE("%p %d\n", view, ref); for (i = 0; i < tv->table->col_count; i++) { if (tv->table->colinfo[i].type & MSITYPE_TEMPORARY) { ref = InterlockedDecrement(&tv->table->colinfo[i].ref_count); if (ref == 0) { r = TABLE_remove_column(view, tv->table->colinfo[i].tablename, tv->table->colinfo[i].number); if (r != ERROR_SUCCESS) break; } } } ref = InterlockedDecrement(&tv->table->ref_count); if (ref == 0) { if (!tv->table->row_count) { list_remove(&tv->table->entry); free_table(tv->table); TABLE_delete(view); } } return ref; } static UINT TABLE_add_column(struct tagMSIVIEW *view, LPCWSTR table, UINT number, LPCWSTR column, UINT type, BOOL hold) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; MSITABLE *msitable; MSIRECORD *rec; UINT r, i; rec = MSI_CreateRecord(4); if (!rec) return ERROR_OUTOFMEMORY; MSI_RecordSetStringW(rec, 1, table); MSI_RecordSetInteger(rec, 2, number); MSI_RecordSetStringW(rec, 3, column); MSI_RecordSetInteger(rec, 4, type); r = TABLE_insert_row(&tv->view, rec, -1, FALSE); if (r != ERROR_SUCCESS) goto done; msi_update_table_columns(tv->db, table); if (!hold) goto done; msitable = find_cached_table(tv->db, table); for (i = 0; i < msitable->col_count; i++) { if (!strcmpW( msitable->colinfo[i].colname, column )) { InterlockedIncrement(&msitable->colinfo[i].ref_count); break; } } done: msiobj_release(&rec->hdr); return r; } static UINT order_add_column(struct tagMSIVIEW *view, MSIORDERINFO *order, LPCWSTR name) { UINT n, r, count; MSITABLEVIEW *tv = (MSITABLEVIEW*)view; r = TABLE_get_dimensions(view, NULL, &count); if (r != ERROR_SUCCESS) return r; if (order->num_cols >= count) return ERROR_FUNCTION_FAILED; r = VIEW_find_column(view, name, tv->name, &n); if (r != ERROR_SUCCESS) return r; order->cols[order->num_cols] = n; TRACE("Ordering by column %s (%d)\n", debugstr_w(name), n); order->num_cols++; return ERROR_SUCCESS; } static UINT order_compare(struct tagMSIVIEW *view, MSIORDERINFO *order, UINT a, UINT b, UINT *swap) { UINT r, i, a_val = 0, b_val = 0; *swap = 0; for (i = 0; i < order->num_cols; i++) { r = TABLE_fetch_int(view, a, order->cols[i], &a_val); if (r != ERROR_SUCCESS) return r; r = TABLE_fetch_int(view, b, order->cols[i], &b_val); if (r != ERROR_SUCCESS) return r; if (a_val != b_val) { if (a_val > b_val) *swap = 1; break; } } return ERROR_SUCCESS; } static UINT order_mergesort(struct tagMSIVIEW *view, MSIORDERINFO *order, UINT left, UINT right) { UINT r, i, j, temp; UINT swap = 0, center = (left + right) / 2; UINT *array = order->reorder; if (left == right) return ERROR_SUCCESS; /* sort the left half */ r = order_mergesort(view, order, left, center); if (r != ERROR_SUCCESS) return r; /* sort the right half */ r = order_mergesort(view, order, center + 1, right); if (r != ERROR_SUCCESS) return r; for (i = left, j = center + 1; (i <= center) && (j <= right); i++) { r = order_compare(view, order, array[i], array[j], &swap); if (r != ERROR_SUCCESS) return r; if (swap) { temp = array[j]; memmove(&array[i + 1], &array[i], (j - i) * sizeof(UINT)); array[i] = temp; j++; center++; } } return ERROR_SUCCESS; } static UINT order_verify(struct tagMSIVIEW *view, MSIORDERINFO *order, UINT num_rows) { UINT i, swap, r; for (i = 1; i < num_rows; i++) { r = order_compare(view, order, order->reorder[i - 1], order->reorder[i], &swap); if (r != ERROR_SUCCESS) return r; if (!swap) continue; ERR("Bad order! %d\n", i); return ERROR_FUNCTION_FAILED; } return ERROR_SUCCESS; } static UINT TABLE_sort(struct tagMSIVIEW *view, column_info *columns) { MSITABLEVIEW *tv = (MSITABLEVIEW *)view; MSIORDERINFO *order; column_info *ptr; UINT r, i; UINT rows, cols; TRACE("sorting table %s\n", debugstr_w(tv->name)); r = TABLE_get_dimensions(view, &rows, &cols); if (r != ERROR_SUCCESS) return r; if (rows == 0) return ERROR_SUCCESS; order = msi_alloc_zero(sizeof(MSIORDERINFO) + sizeof(UINT) * cols); if (!order) return ERROR_OUTOFMEMORY; for (ptr = columns; ptr; ptr = ptr->next) order_add_column(view, order, ptr->column); order->reorder = msi_alloc(rows * sizeof(UINT)); if (!order->reorder) return ERROR_OUTOFMEMORY; for (i = 0; i < rows; i++) order->reorder[i] = i; r = order_mergesort(view, order, 0, rows - 1); if (r != ERROR_SUCCESS) return r; r = order_verify(view, order, rows); if (r != ERROR_SUCCESS) return r; tv->order = order; return ERROR_SUCCESS; } static UINT TABLE_drop(struct tagMSIVIEW *view) { MSITABLEVIEW *tv = (MSITABLEVIEW*)view; MSIVIEW *tables = NULL; MSIRECORD *rec = NULL; UINT r, row; INT i; TRACE("dropping table %s\n", debugstr_w(tv->name)); for (i = tv->table->col_count - 1; i >= 0; i--) { r = TABLE_remove_column(view, tv->table->colinfo[i].tablename, tv->table->colinfo[i].number); if (r != ERROR_SUCCESS) return r; } rec = MSI_CreateRecord(1); if (!rec) return ERROR_OUTOFMEMORY; MSI_RecordSetStringW(rec, 1, tv->name); r = TABLE_CreateView(tv->db, szTables, &tables); if (r != ERROR_SUCCESS) return r; r = msi_table_find_row((MSITABLEVIEW *)tables, rec, &row, NULL); if (r != ERROR_SUCCESS) goto done; r = TABLE_delete_row(tables, row); if (r != ERROR_SUCCESS) goto done; list_remove(&tv->table->entry); free_table(tv->table); done: msiobj_release(&rec->hdr); tables->ops->delete(tables); return r; } static const MSIVIEWOPS table_ops = { TABLE_fetch_int, TABLE_fetch_stream, TABLE_get_row, TABLE_set_row, TABLE_insert_row, TABLE_delete_row, TABLE_execute, TABLE_close, TABLE_get_dimensions, TABLE_get_column_info, TABLE_modify, TABLE_delete, TABLE_find_matching_rows, TABLE_add_ref, TABLE_release, TABLE_add_column, TABLE_remove_column, TABLE_sort, TABLE_drop, }; UINT TABLE_CreateView( MSIDATABASE *db, LPCWSTR name, MSIVIEW **view ) { MSITABLEVIEW *tv ; UINT r, sz; TRACE("%p %s %p\n", db, debugstr_w(name), view ); if ( !strcmpW( name, szStreams ) ) return STREAMS_CreateView( db, view ); else if ( !strcmpW( name, szStorages ) ) return STORAGES_CreateView( db, view ); sz = sizeof *tv + lstrlenW(name)*sizeof name[0] ; tv = msi_alloc_zero( sz ); if( !tv ) return ERROR_FUNCTION_FAILED; r = get_table( db, name, &tv->table ); if( r != ERROR_SUCCESS ) { msi_free( tv ); WARN("table not found\n"); return r; } TRACE("table %p found with %d columns\n", tv->table, tv->table->col_count); /* fill the structure */ tv->view.ops = &table_ops; tv->db = db; tv->columns = tv->table->colinfo; tv->num_cols = tv->table->col_count; tv->row_size = msi_table_get_row_size( db, tv->table->colinfo, tv->table->col_count, LONG_STR_BYTES ); TRACE("%s one row is %d bytes\n", debugstr_w(name), tv->row_size ); *view = (MSIVIEW*) tv; lstrcpyW( tv->name, name ); return ERROR_SUCCESS; } UINT MSI_CommitTables( MSIDATABASE *db ) { UINT r, bytes_per_strref; HRESULT hr; MSITABLE *table = NULL; TRACE("%p\n",db); r = msi_save_string_table( db->strings, db->storage, &bytes_per_strref ); if( r != ERROR_SUCCESS ) { WARN("failed to save string table r=%08x\n",r); return r; } LIST_FOR_EACH_ENTRY( table, &db->tables, MSITABLE, entry ) { r = save_table( db, table, bytes_per_strref ); if( r != ERROR_SUCCESS ) { WARN("failed to save table %s (r=%08x)\n", debugstr_w(table->name), r); return r; } } /* force everything to reload next time */ free_cached_tables( db ); hr = IStorage_Commit( db->storage, 0 ); if (FAILED( hr )) { WARN("failed to commit changes 0x%08x\n", hr); r = ERROR_FUNCTION_FAILED; } return r; } MSICONDITION MSI_DatabaseIsTablePersistent( MSIDATABASE *db, LPCWSTR table ) { MSITABLE *t; UINT r; TRACE("%p %s\n", db, debugstr_w(table)); if (!table) return MSICONDITION_ERROR; r = get_table( db, table, &t ); if (r != ERROR_SUCCESS) return MSICONDITION_NONE; return t->persistent; } static UINT read_raw_int(const BYTE *data, UINT col, UINT bytes) { UINT ret = 0, i; for (i = 0; i < bytes; i++) ret += (data[col + i] << i * 8); return ret; } static UINT msi_record_encoded_stream_name( const MSITABLEVIEW *tv, MSIRECORD *rec, LPWSTR *pstname ) { LPWSTR stname = NULL, sval, p; DWORD len; UINT i, r; TRACE("%p %p\n", tv, rec); len = lstrlenW( tv->name ) + 1; stname = msi_alloc( len*sizeof(WCHAR) ); if ( !stname ) { r = ERROR_OUTOFMEMORY; goto err; } lstrcpyW( stname, tv->name ); for ( i = 0; i < tv->num_cols; i++ ) { if ( tv->columns[i].type & MSITYPE_KEY ) { sval = msi_dup_record_field( rec, i + 1 ); if ( !sval ) { r = ERROR_OUTOFMEMORY; goto err; } len += lstrlenW( szDot ) + lstrlenW ( sval ); p = msi_realloc ( stname, len*sizeof(WCHAR) ); if ( !p ) { r = ERROR_OUTOFMEMORY; goto err; } stname = p; lstrcatW( stname, szDot ); lstrcatW( stname, sval ); msi_free( sval ); } else continue; } *pstname = encode_streamname( FALSE, stname ); msi_free( stname ); return ERROR_SUCCESS; err: msi_free ( stname ); *pstname = NULL; return r; } static MSIRECORD *msi_get_transform_record( const MSITABLEVIEW *tv, const string_table *st, IStorage *stg, const BYTE *rawdata, UINT bytes_per_strref ) { UINT i, val, ofs = 0; USHORT mask; MSICOLUMNINFO *columns = tv->columns; MSIRECORD *rec; mask = rawdata[0] | (rawdata[1] << 8); rawdata += 2; rec = MSI_CreateRecord( tv->num_cols ); if( !rec ) return rec; TRACE("row ->\n"); for( i=0; inum_cols; i++ ) { if ( (mask&1) && (i>=(mask>>8)) ) break; /* all keys must be present */ if ( (~mask&1) && (~columns[i].type & MSITYPE_KEY) && ((1<columns[i].type) ) { LPWSTR encname; IStream *stm = NULL; UINT r; ofs += bytes_per_column( tv->db, &columns[i], bytes_per_strref ); r = msi_record_encoded_stream_name( tv, rec, &encname ); if ( r != ERROR_SUCCESS ) return NULL; r = IStorage_OpenStream( stg, encname, NULL, STGM_READ | STGM_SHARE_EXCLUSIVE, 0, &stm ); msi_free( encname ); if ( r != ERROR_SUCCESS ) return NULL; MSI_RecordSetStream( rec, i+1, stm ); TRACE(" field %d [%s]\n", i+1, debugstr_w(encname)); } else if( columns[i].type & MSITYPE_STRING ) { LPCWSTR sval; val = read_raw_int(rawdata, ofs, bytes_per_strref); sval = msi_string_lookup_id( st, val ); MSI_RecordSetStringW( rec, i+1, sval ); TRACE(" field %d [%s]\n", i+1, debugstr_w(sval)); ofs += bytes_per_strref; } else { UINT n = bytes_per_column( tv->db, &columns[i], bytes_per_strref ); switch( n ) { case 2: val = read_raw_int(rawdata, ofs, n); if (val) MSI_RecordSetInteger( rec, i+1, val-0x8000 ); TRACE(" field %d [0x%04x]\n", i+1, val ); break; case 4: val = read_raw_int(rawdata, ofs, n); if (val) MSI_RecordSetInteger( rec, i+1, val^0x80000000 ); TRACE(" field %d [0x%08x]\n", i+1, val ); break; default: ERR("oops - unknown column width %d\n", n); break; } ofs += n; } } return rec; } static void dump_record( MSIRECORD *rec ) { UINT i, n; n = MSI_RecordGetFieldCount( rec ); for( i=1; i<=n; i++ ) { LPCWSTR sval; if( MSI_RecordIsNull( rec, i ) ) TRACE("row -> []\n"); else if( (sval = MSI_RecordGetString( rec, i )) ) TRACE("row -> [%s]\n", debugstr_w(sval)); else TRACE("row -> [0x%08x]\n", MSI_RecordGetInteger( rec, i ) ); } } static void dump_table( const string_table *st, const USHORT *rawdata, UINT rawsize ) { LPCWSTR sval; UINT i; for( i=0; i<(rawsize/2); i++ ) { sval = msi_string_lookup_id( st, rawdata[i] ); MESSAGE(" %04x %s\n", rawdata[i], debugstr_w(sval) ); } } static UINT* msi_record_to_row( const MSITABLEVIEW *tv, MSIRECORD *rec ) { LPCWSTR str; UINT i, r, *data; data = msi_alloc( tv->num_cols *sizeof (UINT) ); for( i=0; inum_cols; i++ ) { data[i] = 0; if ( ~tv->columns[i].type & MSITYPE_KEY ) continue; /* turn the transform column value into a row value */ if ( ( tv->columns[i].type & MSITYPE_STRING ) && ! MSITYPE_IS_BINARY(tv->columns[i].type) ) { str = MSI_RecordGetString( rec, i+1 ); if (str) { r = msi_string2idW( tv->db->strings, str, &data[i] ); /* if there's no matching string in the string table, these keys can't match any record, so fail now. */ if (r != ERROR_SUCCESS) { msi_free( data ); return NULL; } } else data[i] = 0; } else { data[i] = MSI_RecordGetInteger( rec, i+1 ); if (data[i] == MSI_NULL_INTEGER) data[i] = 0; else if ((tv->columns[i].type&0xff) == 2) data[i] += 0x8000; else data[i] += 0x80000000; } } return data; } static UINT msi_row_matches( MSITABLEVIEW *tv, UINT row, const UINT *data, UINT *column ) { UINT i, r, x, ret = ERROR_FUNCTION_FAILED; for( i=0; inum_cols; i++ ) { if ( ~tv->columns[i].type & MSITYPE_KEY ) continue; /* turn the transform column value into a row value */ r = TABLE_fetch_int( &tv->view, row, i+1, &x ); if ( r != ERROR_SUCCESS ) { ERR("TABLE_fetch_int shouldn't fail here\n"); break; } /* if this key matches, move to the next column */ if ( x != data[i] ) { ret = ERROR_FUNCTION_FAILED; break; } if (column) *column = i; ret = ERROR_SUCCESS; } return ret; } static UINT msi_table_find_row( MSITABLEVIEW *tv, MSIRECORD *rec, UINT *row, UINT *column ) { UINT i, r = ERROR_FUNCTION_FAILED, *data; data = msi_record_to_row( tv, rec ); if( !data ) return r; for( i = 0; i < tv->table->row_count; i++ ) { r = msi_row_matches( tv, i, data, column ); if( r == ERROR_SUCCESS ) { *row = i; break; } } msi_free( data ); return r; } typedef struct { struct list entry; LPWSTR name; } TRANSFORMDATA; static UINT msi_table_load_transform( MSIDATABASE *db, IStorage *stg, string_table *st, TRANSFORMDATA *transform, UINT bytes_per_strref ) { UINT rawsize = 0; BYTE *rawdata = NULL; MSITABLEVIEW *tv = NULL; UINT r, n, sz, i, mask; MSIRECORD *rec = NULL; UINT colcol = 0; WCHAR coltable[32]; LPWSTR name; if (!transform) return ERROR_SUCCESS; name = transform->name; coltable[0] = 0; TRACE("%p %p %p %s\n", db, stg, st, debugstr_w(name) ); /* read the transform data */ read_stream_data( stg, name, TRUE, &rawdata, &rawsize ); if ( !rawdata ) { TRACE("table %s empty\n", debugstr_w(name) ); return ERROR_INVALID_TABLE; } /* create a table view */ r = TABLE_CreateView( db, name, (MSIVIEW**) &tv ); if( r != ERROR_SUCCESS ) goto err; r = tv->view.ops->execute( &tv->view, NULL ); if( r != ERROR_SUCCESS ) goto err; TRACE("name = %s columns = %u row_size = %u raw size = %u\n", debugstr_w(name), tv->num_cols, tv->row_size, rawsize ); /* interpret the data */ for( n=0; n < rawsize; ) { mask = rawdata[n] | (rawdata[n+1] << 8); if (mask&1) { /* * if the low bit is set, columns are continuous and * the number of columns is specified in the high byte */ sz = 2; for( i=0; inum_cols; i++ ) { if( (tv->columns[i].type & MSITYPE_STRING) && ! MSITYPE_IS_BINARY(tv->columns[i].type) ) sz += bytes_per_strref; else sz += bytes_per_column( tv->db, &tv->columns[i], bytes_per_strref ); } } else { /* * If the low bit is not set, mask is a bitmask. * Excepting for key fields, which are always present, * each bit indicates that a field is present in the transform record. * * mask == 0 is a special case ... only the keys will be present * and it means that this row should be deleted. */ sz = 2; for( i=0; inum_cols; i++ ) { if( (tv->columns[i].type & MSITYPE_KEY) || ((1<columns[i].type & MSITYPE_STRING) && ! MSITYPE_IS_BINARY(tv->columns[i].type) ) sz += bytes_per_strref; else sz += bytes_per_column( tv->db, &tv->columns[i], bytes_per_strref ); } } } /* check we didn't run of the end of the table */ if ( (n+sz) > rawsize ) { ERR("borked.\n"); dump_table( st, (USHORT *)rawdata, rawsize ); break; } rec = msi_get_transform_record( tv, st, stg, &rawdata[n], bytes_per_strref ); if (rec) { WCHAR table[32]; DWORD sz = 32; UINT number = MSI_NULL_INTEGER; UINT row = 0; if (!strcmpW( name, szColumns )) { MSI_RecordGetStringW( rec, 1, table, &sz ); number = MSI_RecordGetInteger( rec, 2 ); /* * Native msi seems writes nul into the Number (2nd) column of * the _Columns table, only when the columns are from a new table */ if ( number == MSI_NULL_INTEGER ) { /* reset the column number on a new table */ if (strcmpW( coltable, table )) { colcol = 0; lstrcpyW( coltable, table ); } /* fix nul column numbers */ MSI_RecordSetInteger( rec, 2, ++colcol ); } } if (TRACE_ON(msidb)) dump_record( rec ); r = msi_table_find_row( tv, rec, &row, NULL ); if (r == ERROR_SUCCESS) { if (!mask) { TRACE("deleting row [%d]:\n", row); r = TABLE_delete_row( &tv->view, row ); if (r != ERROR_SUCCESS) WARN("failed to delete row %u\n", r); } else if (mask & 1) { TRACE("modifying full row [%d]:\n", row); r = TABLE_set_row( &tv->view, row, rec, (1 << tv->num_cols) - 1 ); if (r != ERROR_SUCCESS) WARN("failed to modify row %u\n", r); } else { TRACE("modifying masked row [%d]:\n", row); r = TABLE_set_row( &tv->view, row, rec, mask ); if (r != ERROR_SUCCESS) WARN("failed to modify row %u\n", r); } } else { TRACE("inserting row\n"); r = TABLE_insert_row( &tv->view, rec, -1, FALSE ); if (r != ERROR_SUCCESS) WARN("failed to insert row %u\n", r); } if (number != MSI_NULL_INTEGER && !strcmpW( name, szColumns )) msi_update_table_columns( db, table ); msiobj_release( &rec->hdr ); } n += sz; } err: /* no need to free the table, it's associated with the database */ msi_free( rawdata ); if( tv ) tv->view.ops->delete( &tv->view ); return ERROR_SUCCESS; } /* * msi_table_apply_transform * * Enumerate the table transforms in a transform storage and apply each one. */ UINT msi_table_apply_transform( MSIDATABASE *db, IStorage *stg ) { struct list transforms; IEnumSTATSTG *stgenum = NULL; TRANSFORMDATA *transform; TRANSFORMDATA *tables = NULL, *columns = NULL; HRESULT r; STATSTG stat; string_table *strings; UINT ret = ERROR_FUNCTION_FAILED; UINT bytes_per_strref; TRACE("%p %p\n", db, stg ); strings = msi_load_string_table( stg, &bytes_per_strref ); if( !strings ) goto end; r = IStorage_EnumElements( stg, 0, NULL, 0, &stgenum ); if( FAILED( r ) ) goto end; list_init(&transforms); while ( TRUE ) { MSITABLEVIEW *tv = NULL; WCHAR name[0x40]; ULONG count = 0; r = IEnumSTATSTG_Next( stgenum, 1, &stat, &count ); if ( FAILED( r ) || !count ) break; decode_streamname( stat.pwcsName, name ); CoTaskMemFree( stat.pwcsName ); if ( name[0] != 0x4840 ) continue; if ( !strcmpW( name+1, szStringPool ) || !strcmpW( name+1, szStringData ) ) continue; transform = msi_alloc_zero( sizeof(TRANSFORMDATA) ); if ( !transform ) break; list_add_tail( &transforms, &transform->entry ); transform->name = strdupW( name + 1 ); if ( !strcmpW( transform->name, szTables ) ) tables = transform; else if (!strcmpW( transform->name, szColumns ) ) columns = transform; TRACE("transform contains stream %s\n", debugstr_w(name)); /* load the table */ r = TABLE_CreateView( db, transform->name, (MSIVIEW**) &tv ); if( r != ERROR_SUCCESS ) continue; r = tv->view.ops->execute( &tv->view, NULL ); if( r != ERROR_SUCCESS ) { tv->view.ops->delete( &tv->view ); continue; } tv->view.ops->delete( &tv->view ); } /* * Apply _Tables and _Columns transforms first so that * the table metadata is correct, and empty tables exist. */ ret = msi_table_load_transform( db, stg, strings, tables, bytes_per_strref ); if (ret != ERROR_SUCCESS && ret != ERROR_INVALID_TABLE) goto end; ret = msi_table_load_transform( db, stg, strings, columns, bytes_per_strref ); if (ret != ERROR_SUCCESS && ret != ERROR_INVALID_TABLE) goto end; ret = ERROR_SUCCESS; while ( !list_empty( &transforms ) ) { transform = LIST_ENTRY( list_head( &transforms ), TRANSFORMDATA, entry ); if ( strcmpW( transform->name, szColumns ) && strcmpW( transform->name, szTables ) && ret == ERROR_SUCCESS ) { ret = msi_table_load_transform( db, stg, strings, transform, bytes_per_strref ); } list_remove( &transform->entry ); msi_free( transform->name ); msi_free( transform ); } if ( ret == ERROR_SUCCESS ) append_storage_to_db( db, stg ); end: if ( stgenum ) IEnumSTATSTG_Release( stgenum ); if ( strings ) msi_destroy_stringtable( strings ); return ret; }