| 0,0 → 1,72 |
|---|
| /* |
| * Copyright (c) 2007 Jakub Jermar |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * - The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /** @addtogroup fs |
| * @{ |
| */ |
| |
| /** |
| * @file vfs.c |
| * @brief VFS_OPEN method. |
| */ |
| |
| #include <ipc/ipc.h> |
| #include <async.h> |
| #include <errno.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <bool.h> |
| #include <futex.h> |
| #include <libadt/list.h> |
| #include "vfs.h" |
| |
| /** |
| * This is a per-connection table of open files. |
| * Our assumption is that each client opens only one connection and therefore |
| * there is one table of open files per task. However, this may not be the case |
| * and the client can open more connections to VFS. In that case, there will be |
| * several tables and several file handle name spaces per task. Besides of this, |
| * the functionality will stay unchanged. So unless the client knows what it is |
| * doing, it should open one connection to VFS only. |
| */ |
| __thread vfs_file_t files[MAX_OPEN_FILES]; |
| |
| /** Initialize the table of open files. */ |
| bool vfs_conn_open_files_init(void) |
| { |
| memset(files, 0, MAX_OPEN_FILES * sizeof(vfs_file_t)); |
| return true; |
| } |
| |
| void vfs_open(ipc_callid_t rid, ipc_call_t *request) |
| { |
| } |
| |
| /** |
| * @} |
| */ |