Add file missed in last commit. Fix naming in some configuration items.
This commit is contained in:
Gregory Nutt
parent
3ae05042f4
commit
d209e0e238
@ -63,7 +63,7 @@ config FS_PROCFS_EXCLUDE_NET
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depends on NET
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default n
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config FS_PROC_EXCLUDE_ROUTE
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config FS_PROCFS_EXCLUDE_ROUTE
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bool "Exclude routing table"
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depends on !FS_PROCFS_EXCLUDE_NET && NET_ROUTE
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default n
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@ -130,7 +130,6 @@ static const struct procfs_entry_s g_procfs_entries[] =
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#endif
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#if defined(CONFIG_FS_SMARTFS) && !defined(CONFIG_FS_PROCFS_EXCLUDE_SMARTFS)
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//{ "fs/smartfs", &smartfs_procfsoperations, PROCFS_DIR_TYPE },
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{ "fs/smartfs**", &smartfs_procfsoperations, PROCFS_UNKOWN_TYPE },
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#endif
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@ -1609,5 +1609,5 @@ static int proc_stat(const char *relpath, struct stat *buf)
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* Public Functions
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****************************************************************************/
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#endif /* CONFIG_FS_PROC_EXCLUDE_PROCESS */
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#endif /* CONFIG_FS_PROCFS_EXCLUDE_PROCESS */
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#endif /* !CONFIG_DISABLE_MOUNTPOINT && CONFIG_FS_PROCFS */
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792
net/procfs/net_procfs_route.c
Normal file
792
net/procfs/net_procfs_route.c
Normal file
@ -0,0 +1,792 @@
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/****************************************************************************
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* net/procfs/fs_procfs_route.c
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*
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* Copyright (C) 2017 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/types.h>
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#include <sys/statfs.h>
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#include <sys/stat.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <assert.h>
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#include <errno.h>
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#include <debug.h>
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#include <nuttx/kmalloc.h>
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#include <nuttx/fs/fs.h>
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#include <nuttx/fs/procfs.h>
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#include <nuttx/fs/dirent.h>
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#include "route/route.h"
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#if !defined(CONFIG_DISABLE_MOUNTPOINT) && defined(CONFIG_FS_PROCFS)
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#ifndef CONFIG_FS_PROCFS_EXCLUDE_ROUTE
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Determines the size of an intermediate buffer that must be large enough
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* to handle the longest line generated by this logic.
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*/
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#define STATUS_LINELEN 58
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/* Directory entry indices */
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#if defined(CONFIG_NET_IPv4) && defined(CONFIG_NET_IPv6)
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# define IPv4_INDEX 0
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# define IPv6_INDEX 1
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#elif defined(CONFIG_NET_IPv4)
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# define IPv4_INDEX 0
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#elif defined(CONFIG_NET_IPv6)
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# define IPv6_INDEX 0
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#endif
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/* This enumeration identifies all of the nodes that can be accessed via the
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* procfs file system.
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*/
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enum route_node_e
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{
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PROC_ROUTE = 0 /* The top-level directory */
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#ifdef CONFIG_NET_IPv4
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, PROC_ROUTE_IPv4 /* IPv4 routing table */
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#endif
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#ifdef CONFIG_NET_IPv6
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, PROC_ROUTE_IPv6 /* IPv4 routing table */
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#endif
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};
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/* This structure describes one open "file" */
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struct route_file_s
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{
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struct procfs_file_s base; /* Base open file structure */
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FAR const char *name; /* Terminal node segment name */
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uint8_t node; /* Type of node (see enum route_node_e) */
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char line[STATUS_LINELEN]; /* Pre-allocated buffer for formatted lines */
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};
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/* This structure describes one open "directory" */
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struct route_dir_s
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{
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struct procfs_dir_priv_s base; /* Base directory private data */
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FAR const char *name; /* Terminal node segment name */
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uint8_t node; /* Type of node (see enum route_node_e) */
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};
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/* The structure is used when traversing routing tables */
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struct route_info_s
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{
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FAR char *line; /* Intermediate line buffer pointer */
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FAR char *buffer; /* User buffer */
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size_t linelen; /* Size of the intermediate buffer */
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size_t buflen; /* Size of the user buffer */
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size_t remaining; /* Bytes remaining in user buffer */
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size_t totalsize; /* Accumulated size of the copy */
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off_t offset; /* Skip offset */
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int index; /* Routing table index */
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};
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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/* Helpers */
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static void route_sprintf(FAR struct route_info_s *info,
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FAR const char *fmt, ...);
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#ifdef CONFIG_NET_IPv4
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static int route_ipv4_entry(FAR struct net_route_ipv4_s *route,
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FAR void *arg);
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#endif
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#ifdef CONFIG_NET_IPv4
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static int route_ipv6_entry(FAR struct net_route_ipv6_s *route,
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FAR void *arg);
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#endif
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#ifdef CONFIG_NET_IPv4
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static ssize_t route_ipv4_table(FAR struct route_file_s *procfile,
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FAR char *buffer, size_t buflen, off_t offset);
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#endif
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#ifdef CONFIG_NET_IPv6
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static ssize_t route_ipv6_table(FAR struct route_file_s *procfile,
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FAR char *buffer, size_t buflen, off_t offset);
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#endif
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/* File system methods */
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static int route_open(FAR struct file *filep, FAR const char *relpath,
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int oflags, mode_t mode);
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static int route_close(FAR struct file *filep);
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static ssize_t route_read(FAR struct file *filep, FAR char *buffer,
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size_t buflen);
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static int route_dup(FAR const struct file *oldp,
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FAR struct file *newp);
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static int route_opendir(const char *relpath,
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FAR struct fs_dirent_s *dir);
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static int route_closedir(FAR struct fs_dirent_s *dir);
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static int route_readdir(FAR struct fs_dirent_s *dir);
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static int route_rewinddir(FAR struct fs_dirent_s *dir);
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static int route_stat(FAR const char *relpath, FAR struct stat *buf);
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/* See fs_mount.c -- this structure is explicitly externed there.
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* We use the old-fashioned kind of initializers so that this will compile
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* with any compiler.
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*/
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const struct procfs_operations net_procfs_routeoperations =
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{
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route_open, /* open */
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route_close, /* close */
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route_read, /* read */
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NULL, /* write */
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route_dup, /* dup */
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route_opendir, /* opendir */
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route_closedir, /* closedir */
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route_readdir, /* readdir */
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route_rewinddir, /* rewinddir */
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route_stat /* stat */
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};
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/* Well-known paths */
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static const char g_route_path[] = "net/route";
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#ifdef CONFIG_NET_IPv4
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static const char g_route_ipv4_path[] = "net/route/ipv4";
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#endif
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#ifdef CONFIG_NET_IPv6
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static const char g_route_ipv6_path[] = "net/route/ipv6";
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#endif
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/* Subdirectory names */
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#ifdef CONFIG_NET_IPv4
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static const char g_route_ipv4_subdir[] = "ipv4";
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#endif
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#ifdef CONFIG_NET_IPv6
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static const char g_route_ipv6_subdir[] = "ipv6";
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#endif
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: route_sprintf
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*
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* Description:
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* Format:
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*
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* 11111111112222222222333
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* 12345678901234567890123456789012
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* SEQ TARGET NETMASK ROUTER
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* nnnn. xxxxxxxx xxxxxxxx xxxxxxxx
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*
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****************************************************************************/
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static void route_sprintf(FAR struct route_info_s *info,
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FAR const char *fmt, ...)
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{
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size_t linesize;
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size_t copysize;
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va_list ap;
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/* Print the format and data to a line buffer */
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va_start(ap, fmt);
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linesize = vsnprintf(info->line, info->linelen, fmt, ap);
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va_end(ap);
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/* Copy the line buffer to the user buffer */
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copysize = procfs_memcpy(info->line, linesize,
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info->buffer, info->remaining,
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&info->offset);
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/* Update counts and pointers */
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info->totalsize += copysize;
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info->buffer += copysize;
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info->remaining -= copysize;
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}
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/****************************************************************************
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* Name: route_ipv4_entry
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*
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* Description:
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* Format:
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*
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* 11111111112222222222333333333344444444444555
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* 12345678901234567890123456789012345678901234567890123
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* SEQ TARGET NETMASK ROUTER
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* nnnn. xxx.xxx.xxx.xxx xxx.xxx.xxx.xxx xxx.xxx.xxx.xxx
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*
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****************************************************************************/
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#ifdef CONFIG_NET_IPv4
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static int route_ipv4_entry(FAR struct net_route_ipv4_s *route, FAR void *arg)
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{
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FAR struct route_info_s *info = (FAR struct route_info_s *)arg;
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char target[INET_ADDRSTRLEN];
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char netmask[INET_ADDRSTRLEN];
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char router[INET_ADDRSTRLEN];
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DEBUGASSERT(info != NULL);
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(void)inet_ntop(AF_INET, &route->target, target, INET_ADDRSTRLEN);
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(void)inet_ntop(AF_INET, &route->netmask, netmask, INET_ADDRSTRLEN);
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(void)inet_ntop(AF_INET, &route->router, router, INET_ADDRSTRLEN);
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info->index++;
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route_sprintf(info, "%4u. %-16s%-16s%-16s\n",
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info->index, target, netmask, router);
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return (info->totalsize >= info->buflen) ? 1 : 0;
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}
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#endif
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/****************************************************************************
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* Name: route_ipv6_entry
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*
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* Description:
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* Format:
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*
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* 1111111111222222222233333333334444444444555
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* 1234567890123456789012345678901234567890123456789012
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* nnnn. target: xxxx:xxxx:xxxx:xxxxxxxx:xxxx:xxxx:xxxx
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* netmask: xxxx:xxxx:xxxx:xxxxxxxx:xxxx:xxxx:xxxx
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* router: xxxx:xxxx:xxxx:xxxxxxxx:xxxx:xxxx:xxxx
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*
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****************************************************************************/
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#ifdef CONFIG_NET_IPv4
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static int route_ipv6_entry(FAR struct net_route_ipv6_s *route, FAR void *arg)
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{
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FAR struct route_info_s *info = (FAR struct route_info_s *)arg;
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char addr[INET6_ADDRSTRLEN];
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DEBUGASSERT(info != NULL);
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info->index++;
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(void)inet_ntop(AF_INET6, route->target, addr, INET6_ADDRSTRLEN);
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route_sprintf(info, "%4u. TARGET %s\n", info->index, addr);
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if (info->totalsize >= info->buflen)
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{
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return 1;
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}
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(void)inet_ntop(AF_INET6, route->netmask, addr, INET6_ADDRSTRLEN);
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route_sprintf(info, " NETMASK %s\n", addr);
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if (info->totalsize >= info->buflen)
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{
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return 1;
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}
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(void)inet_ntop(AF_INET6, route->router, addr, INET6_ADDRSTRLEN);
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route_sprintf(info, " ROUTER %s\n", addr);
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return (info->totalsize >= info->buflen) ? 1 : 0;
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}
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#endif
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/****************************************************************************
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* Name: route_ipv4_table
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*
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* Description:
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* Format:
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*
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* 11111111112222222222333333333344444444444555
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* 12345678901234567890123456789012345678901234567890123
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* SEQ TARGET NETMASK ROUTER
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* nnnn. xxx.xxx.xxx.xxx xxx.xxx.xxx.xxx xxx.xxx.xxx.xxx
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*
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****************************************************************************/
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#ifdef CONFIG_NET_IPv4
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static ssize_t route_ipv4_table(FAR struct route_file_s *procfile,
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FAR char *buffer, size_t buflen, off_t offset)
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{
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struct route_info_s info;
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memset(&info, 0, sizeof(struct route_info_s));
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info.line = procfile->line;
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info.buffer = buffer;
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info.linelen = STATUS_LINELEN;
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info.buflen = buflen;
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info.remaining = buflen;
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info.offset = offset;
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/* Generate the header */
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route_sprintf(&info, "%-4s %-16s%-16s%-16s\n",
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"SEQ", "TARGET", "NETMASK", "ROUTER");
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if (info.totalsize < info.buflen)
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{
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/* Generate each entry in the routing table */
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(void)net_foreachroute_ipv4(route_ipv4_entry, &info);
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}
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return info.totalsize;
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}
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#endif
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/****************************************************************************
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* Name: route_ipv6_table
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****************************************************************************/
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#ifdef CONFIG_NET_IPv6
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static ssize_t route_ipv6_table(FAR struct route_file_s *procfile,
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FAR char *buffer, size_t buflen, off_t offset)
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{
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struct route_info_s info;
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memset(&info, 0, sizeof(struct route_info_s));
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info.line = procfile->line;
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info.buffer = buffer;
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info.linelen = STATUS_LINELEN;
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info.buflen = buflen;
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info.remaining = buflen;
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info.offset = offset;
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/* Generate each entry in the routing table */
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(void)net_foreachroute_ipv6(route_ipv6_entry, &info);
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return info.totalsize;
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}
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#endif
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/****************************************************************************
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* Name: route_open
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****************************************************************************/
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static int route_open(FAR struct file *filep, FAR const char *relpath,
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int oflags, mode_t mode)
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{
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FAR struct route_file_s *procfile;
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FAR const char *name;
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uint8_t node;
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finfo("Open '%s'\n", relpath);
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/* PROCFS is read-only. Any attempt to open with any kind of write
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* access is not permitted.
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*
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* REVISIT: Write-able proc files could be quite useful.
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*/
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if ((oflags & O_WRONLY) != 0 || (oflags & O_RDONLY) == 0)
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{
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ferr("ERROR: Only O_RDONLY supported\n");
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return -EACCES;
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}
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/* There are only two possibilities */
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#ifdef CONFIG_NET_IPv4
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if (strcmp(relpath, g_route_ipv4_path) == 0)
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{
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name = g_route_ipv4_subdir;
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node = PROC_ROUTE_IPv4;
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}
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else
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#endif
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#ifdef CONFIG_NET_IPv6
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if (strcmp(relpath, g_route_ipv6_path) == 0)
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{
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name = g_route_ipv6_subdir;
|
||||
node = PROC_ROUTE_IPv6;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
{
|
||||
ferr("ERROR: Invalid path \"%s\"\n", relpath);
|
||||
return -ENOENT;
|
||||
}
|
||||
|
||||
/* Allocate a container to hold the task and node selection */
|
||||
|
||||
procfile = (FAR struct route_file_s *)
|
||||
kmm_zalloc(sizeof(struct route_file_s));
|
||||
if (!procfile)
|
||||
{
|
||||
ferr("ERROR: Failed to allocate file container\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
/* Initialize the file container */
|
||||
|
||||
procfile->name = name; /* Terminal node segment name */
|
||||
procfile->node = node; /* Type of node (see enum route_node_e) */
|
||||
|
||||
/* Save the index as the open-specific state in filep->f_priv */
|
||||
|
||||
filep->f_priv = (FAR void *)procfile;
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: route_close
|
||||
****************************************************************************/
|
||||
|
||||
static int route_close(FAR struct file *filep)
|
||||
{
|
||||
FAR struct route_file_s *procfile;
|
||||
|
||||
/* Recover our private data from the struct file instance */
|
||||
|
||||
procfile = (FAR struct route_file_s *)filep->f_priv;
|
||||
DEBUGASSERT(procfile);
|
||||
|
||||
/* Release the file container structure */
|
||||
|
||||
kmm_free(procfile);
|
||||
filep->f_priv = NULL;
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: route_read
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t route_read(FAR struct file *filep, FAR char *buffer,
|
||||
size_t buflen)
|
||||
{
|
||||
FAR struct route_file_s *procfile;
|
||||
ssize_t ret;
|
||||
|
||||
finfo("buffer=%p buflen=%d\n", buffer, (int)buflen);
|
||||
|
||||
/* Recover our private data from the struct file instance */
|
||||
|
||||
procfile = (FAR struct route_file_s *)filep->f_priv;
|
||||
DEBUGASSERT(procfile);
|
||||
|
||||
/* Provide the requested data */
|
||||
|
||||
switch (procfile->node)
|
||||
{
|
||||
#ifdef CONFIG_NET_IPv4
|
||||
case PROC_ROUTE_IPv4: /* IPv4 routing table */
|
||||
ret = route_ipv4_table(procfile, buffer, buflen, filep->f_pos);
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_NET_IPv4
|
||||
case PROC_ROUTE_IPv6: /* IPv6 routing table */
|
||||
ret = route_ipv6_table(procfile, buffer, buflen, filep->f_pos);
|
||||
break;
|
||||
#endif
|
||||
|
||||
default:
|
||||
ret = -EINVAL;
|
||||
break;
|
||||
}
|
||||
|
||||
/* Update the file offset */
|
||||
|
||||
if (ret > 0)
|
||||
{
|
||||
filep->f_pos += ret;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: route_dup
|
||||
*
|
||||
* Description:
|
||||
* Duplicate open file data in the new file structure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int route_dup(FAR const struct file *oldp, FAR struct file *newp)
|
||||
{
|
||||
FAR struct route_file_s *oldfile;
|
||||
FAR struct route_file_s *newfile;
|
||||
|
||||
finfo("Dup %p->%p\n", oldp, newp);
|
||||
|
||||
/* Recover our private data from the old struct file instance */
|
||||
|
||||
oldfile = (FAR struct route_file_s *)oldp->f_priv;
|
||||
DEBUGASSERT(oldfile);
|
||||
|
||||
/* Allocate a new container to hold the task and node selection */
|
||||
|
||||
newfile = (FAR struct route_file_s *)
|
||||
kmm_malloc(sizeof(struct route_file_s));
|
||||
if (!newfile)
|
||||
{
|
||||
ferr("ERROR: Failed to allocate file container\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
/* The copy the file information from the old container to the new */
|
||||
|
||||
memcpy(newfile, oldfile, sizeof(struct route_file_s));
|
||||
|
||||
/* Save the new container in the new file structure */
|
||||
|
||||
newp->f_priv = (FAR void *)newfile;
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: route_opendir
|
||||
*
|
||||
* Description:
|
||||
* Open a directory for read access
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int route_opendir(FAR const char *relpath,
|
||||
FAR struct fs_dirent_s *dir)
|
||||
{
|
||||
FAR struct route_dir_s *level2;
|
||||
|
||||
finfo("relpath: \"%s\"\n", relpath ? relpath : "NULL");
|
||||
DEBUGASSERT(relpath && dir && !dir->u.procfs);
|
||||
|
||||
/* Check the relative path */
|
||||
|
||||
if (strcmp(relpath, g_route_path) != 0)
|
||||
{
|
||||
#ifdef CONFIG_NET_IPv4
|
||||
if (strcmp(relpath, g_route_ipv4_path) == 0)
|
||||
{
|
||||
return -ENOTDIR;
|
||||
}
|
||||
#endif
|
||||
#ifdef CONFIG_NET_IPv6
|
||||
if (strcmp(relpath, g_route_ipv6_path) == 0)
|
||||
{
|
||||
return -ENOTDIR;
|
||||
}
|
||||
#endif
|
||||
|
||||
return -ENOENT;
|
||||
}
|
||||
|
||||
level2 = (FAR struct route_dir_s *)
|
||||
kmm_zalloc(sizeof(struct route_dir_s));
|
||||
if (!level2)
|
||||
{
|
||||
ferr("ERROR: Failed to allocate the directory structure\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
/* This is a second level directory */
|
||||
|
||||
level2->base.level = 2;
|
||||
level2->base.nentries = 2;
|
||||
level2->name = "";
|
||||
level2->node = PROC_ROUTE;
|
||||
dir->u.procfs = (FAR void *)level2;
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: route_closedir
|
||||
*
|
||||
* Description: Close the directory listing
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int route_closedir(FAR struct fs_dirent_s *dir)
|
||||
{
|
||||
FAR struct route_dir_s *priv;
|
||||
|
||||
DEBUGASSERT(dir && dir->u.procfs);
|
||||
priv = dir->u.procfs;
|
||||
|
||||
if (priv != NULL)
|
||||
{
|
||||
kmm_free(priv);
|
||||
}
|
||||
|
||||
dir->u.procfs = NULL;
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: route_readdir
|
||||
*
|
||||
* Description: Read the next directory entry
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int route_readdir(struct fs_dirent_s *dir)
|
||||
{
|
||||
FAR struct route_dir_s *level2;
|
||||
FAR const char *dname;
|
||||
unsigned int index;
|
||||
|
||||
DEBUGASSERT(dir != NULL && dir->u.procfs != NULL);
|
||||
level2 = dir->u.procfs;
|
||||
|
||||
/* The index determines which entry to return */
|
||||
|
||||
index = level2->base.index;
|
||||
#ifdef CONFIG_NET_IPv4
|
||||
if (index == IPv4_INDEX)
|
||||
{
|
||||
dname = g_route_ipv4_subdir;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
#ifdef CONFIG_NET_IPv6
|
||||
if (index == IPv6_INDEX)
|
||||
{
|
||||
dname = g_route_ipv6_subdir;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
{
|
||||
/* We signal the end of the directory by returning the special
|
||||
* error -ENOENT
|
||||
*/
|
||||
|
||||
finfo("Entry %d: End of directory\n", index);
|
||||
return -ENOENT;
|
||||
}
|
||||
|
||||
/* Save the filename and file type */
|
||||
|
||||
dir->fd_dir.d_type = DTYPE_FILE;
|
||||
strncpy(dir->fd_dir.d_name, dname, NAME_MAX+1);
|
||||
|
||||
/* Set up the next directory entry offset. NOTE that we could use the
|
||||
* standard f_pos instead of our own private index.
|
||||
*/
|
||||
|
||||
level2->base.index = index + 1;
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: proc_rewindir
|
||||
*
|
||||
* Description: Reset directory read to the first entry
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int route_rewinddir(struct fs_dirent_s *dir)
|
||||
{
|
||||
FAR struct route_dir_s *priv;
|
||||
|
||||
DEBUGASSERT(dir && dir->u.procfs);
|
||||
priv = dir->u.procfs;
|
||||
|
||||
priv->base.index = 0;
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: route_stat
|
||||
*
|
||||
* Description: Return information about a file or directory
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int route_stat(const char *relpath, struct stat *buf)
|
||||
{
|
||||
memset(buf, 0, sizeof(struct stat));
|
||||
|
||||
if (strcmp(relpath, g_route_path) == 0)
|
||||
{
|
||||
buf->st_mode = S_IFDIR | S_IROTH | S_IRGRP | S_IRUSR;
|
||||
}
|
||||
else
|
||||
#ifdef CONFIG_NET_IPv4
|
||||
if (strcmp(relpath, g_route_ipv4_path) == 0)
|
||||
{
|
||||
buf->st_mode = S_IFREG | S_IROTH | S_IRGRP | S_IRUSR;
|
||||
}
|
||||
else
|
||||
#endif
|
||||
#ifdef CONFIG_NET_IPv6
|
||||
if (strcmp(relpath, g_route_ipv6_path) == 0)
|
||||
{
|
||||
buf->st_mode = S_IFREG | S_IROTH | S_IRGRP | S_IRUSR;
|
||||
}
|
||||
#endif
|
||||
else
|
||||
{
|
||||
return -ENOENT;
|
||||
}
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
#endif /* CONFIG_FS_PROCFS_EXCLUDE_ROUTE */
|
||||
#endif /* !CONFIG_DISABLE_MOUNTPOINT && CONFIG_FS_PROCFS */
|
||||
Loading…
x
Reference in New Issue
Block a user