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94d9749222
Add "(void) param;" annotation to address unused parameter warnings. Found with GCC's warning -Wunused-paramter.
128 lines
3.8 KiB
C
128 lines
3.8 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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* @brief lsof Shell Command Implementation
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*/
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/*
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* Copyright (C) 2012, 2014 embedded brains GmbH & Co. KG
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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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* 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 the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN 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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <inttypes.h>
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#include <rtems/libio_.h>
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#include <rtems/shell.h>
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#include <rtems/shellconfig.h>
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static void print_location( const rtems_filesystem_location_info_t *loc )
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{
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fprintf(
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stdout,
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"\tloc = 0x%08" PRIxPTR "\n\t\tnode_access = 0x%08" PRIxPTR
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", node_access_2 = 0x%08" PRIxPTR ", handler = 0x%08" PRIxPTR "\n",
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(uintptr_t) loc,
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(uintptr_t) loc->node_access,
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(uintptr_t) loc->node_access_2,
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(uintptr_t) loc->handlers
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);
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}
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static void print_mt_entry_locations(
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const rtems_filesystem_mount_table_entry_t *mt_entry
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)
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{
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const rtems_chain_control *mt_entry_chain = &mt_entry->location_chain;
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const rtems_chain_node *mt_entry_node;
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for (
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mt_entry_node = rtems_chain_immutable_first( mt_entry_chain );
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!rtems_chain_is_tail( mt_entry_chain, mt_entry_node );
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mt_entry_node = rtems_chain_immutable_next( mt_entry_node )
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) {
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const rtems_filesystem_location_info_t *loc =
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(const rtems_filesystem_location_info_t *) mt_entry_node;
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print_location( loc );
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}
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}
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static void lsof(void)
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{
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const rtems_chain_control *mt_chain = &rtems_filesystem_mount_table;
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const rtems_chain_node *mt_node;
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fprintf(
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stdout,
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"type = null, root loc = 0x%08" PRIxPTR "\n",
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(uintptr_t) rtems_filesystem_null_mt_entry.mt_fs_root
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);
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print_mt_entry_locations( &rtems_filesystem_null_mt_entry );
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for (
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mt_node = rtems_chain_immutable_first( mt_chain );
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!rtems_chain_is_tail( mt_chain, mt_node );
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mt_node = rtems_chain_immutable_next( mt_node )
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) {
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rtems_filesystem_mount_table_entry_t *mt_entry =
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(rtems_filesystem_mount_table_entry_t *) mt_node;
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fprintf(
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stdout,
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"type = %s, %s, %s, target = %s, dev = %s, root loc = 0x%08" PRIxPTR "\n",
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mt_entry->type,
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mt_entry->mounted ? "mounted" : "unmounted",
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mt_entry->writeable ? "read-write" : "read-only",
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mt_entry->target,
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mt_entry->dev == NULL ? "NULL" : mt_entry->dev,
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(uintptr_t) mt_entry->mt_fs_root
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);
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print_mt_entry_locations( mt_entry );
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}
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}
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static int rtems_shell_main_lsof(int argc, char **argv)
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{
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(void) argc;
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(void) argv;
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lsof();
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return 0;
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}
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rtems_shell_cmd_t rtems_shell_LSOF_Command = {
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.name = "lsof",
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.usage = "lsof",
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.topic = "files",
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.command = rtems_shell_main_lsof
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};
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