diff options
Diffstat (limited to 'nuttx/fs/fs_openblockdriver.c')
-rw-r--r-- | nuttx/fs/fs_openblockdriver.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/nuttx/fs/fs_openblockdriver.c b/nuttx/fs/fs_openblockdriver.c deleted file mode 100644 index c59a255b0..000000000 --- a/nuttx/fs/fs_openblockdriver.c +++ /dev/null @@ -1,128 +0,0 @@ -/**************************************************************************** - * fs/fs_openblockdriver.c - * - * Copyright (C) 2008-2009 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in pathname and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of pathname code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "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 - * COPYRIGHT OWNER OR CONTRIBUTORS 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. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <debug.h> -#include <errno.h> -#include <nuttx/fs/fs.h> - -#include "fs_internal.h" - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: open_blockdriver - * - * Description: - * Return the inode of the block driver specified by 'pathname' - * - * Inputs: - * pathname - the full path to the block driver to be opened - * mountflags - if MS_RDONLY is not set, then driver must support write - * operations (see include/sys/mount.h) - * ppinode - address of the location to return the inode reference - * - * Return: - * Returns zero on success or a negated errno on failure: - * - * EINVAL - pathname or pinode is NULL - * ENOENT - No block driver of this name is registered - * ENOTBLK - The inode associated with the pathname is not a block driver - * EACCESS - The MS_RDONLY option was not set but this driver does not - * support write access - * - ****************************************************************************/ - -int open_blockdriver(FAR const char *pathname, int mountflags, - FAR struct inode **ppinode) -{ - FAR struct inode *inode; - int ret; - - /* Minimal sanity checks */ - -#ifdef CONFIG_DEBUG - if (!ppinode) - { - ret = -EINVAL; - goto errout; - } -#endif - - /* Find the inode associated with this block driver name. find_blockdriver - * will perform all additional error checking. - */ - - ret = find_blockdriver(pathname, mountflags, &inode); - if (ret < 0) - { - fdbg("Failed to file %s block driver\n", pathname); - goto errout; - } - - /* Open the block driver. Note that no mutually exclusive access - * to the driver is enforced here. That must be done in the driver - * if needed. - */ - - if (inode->u.i_bops->open) - { - ret = inode->u.i_bops->open(inode); - if (ret < 0) - { - fdbg("%s driver open failed\n", pathname); - goto errout_with_inode; - } - } - - *ppinode = inode; - return OK; - -errout_with_inode: - inode_release(inode); -errout: - return ret; -} |