1 /* 2 * A resource supporting the creation of user-specific opener resources. 3 * 4 * Copyright (C) 2021 Paul Boddie <paul@boddie.org.uk> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA 20 */ 21 22 #pragma once 23 24 #include <fsserver/file_paging.h> 25 #include <fsserver/filesystem_object_interface.h> 26 #include <fsserver/resource.h> 27 28 29 30 /* Support for providing access to user-specific filesystems. */ 31 32 class FilesystemResource : public Resource, public FilePaging, 33 public FilesystemObject 34 { 35 public: 36 explicit FilesystemResource(Pages *pages, FileNotifierRegistry *notifiers); 37 38 /* Server details. */ 39 40 int expected_items(); 41 42 ipc_server_handler_type handler(); 43 44 void *interface() 45 { return static_cast<Filesystem *>(this); } 46 47 /* Filesystem interface methods. */ 48 49 virtual long open_for_user(ipc_varg_sys_uid_t uid, ipc_varg_sys_gid_t gid, 50 ipc_varg_sys_mode_t umask, l4_cap_idx_t *opener) = 0; 51 52 virtual long open_for_user(user_t user, l4_cap_idx_t *opener) = 0; 53 }; 54 55 // vim: tabstop=4 expandtab shiftwidth=4