mirror of
https://git.rtems.org/rtems-libbsd/
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144 lines
3.5 KiB
C
144 lines
3.5 KiB
C
/*
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* Copyright (c) 2018 embedded brains GmbH. All rights reserved.
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*
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* embedded brains GmbH
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* Dornierstr. 4
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* 82178 Puchheim
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* Germany
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* <rtems@embedded-brains.de>
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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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* 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 AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <rtems.h>
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#include <rtems/thread.h>
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#include <rtems/netcmds-config.h>
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#include <machine/rtems-bsd-commands.h>
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#include <string.h>
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#include <stdlib.h>
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#include <syslog.h>
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struct argc_argv {
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size_t argc;
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char **argv;
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};
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static bool racoon_initialized = false;
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rtems_recursive_mutex racoon_mutex =
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RTEMS_RECURSIVE_MUTEX_INITIALIZER("racoon");
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static void
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clean_up_args(struct argc_argv *args)
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{
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if (args != NULL) {
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if (args->argv != NULL) {
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for (int i = 0; i < args->argc; ++i) {
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if (args->argv[i] != NULL) {
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free(args->argv[i]);
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}
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}
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free(args->argv);
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}
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free(args);
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}
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}
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static void
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racoon_task(rtems_task_argument arg)
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{
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int exit_code;
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struct argc_argv *args = (struct argc_argv *) arg;
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exit_code = rtems_bsd_command_racoon(args->argc, args->argv);
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if (exit_code != EXIT_SUCCESS) {
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syslog(LOG_ERR, "racoon exited with %d\n", exit_code);
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}
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clean_up_args(args);
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rtems_task_delete(RTEMS_SELF);
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}
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rtems_status_code
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rtems_bsd_racoon_daemon(int argc, const char **argv, rtems_task_priority prio)
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{
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rtems_id id;
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rtems_status_code sc = RTEMS_SUCCESSFUL;
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struct argc_argv *args = NULL;
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rtems_recursive_mutex_lock(&racoon_mutex);
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if (racoon_initialized) {
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sc = RTEMS_INCORRECT_STATE;
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}
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if (sc == RTEMS_SUCCESSFUL) {
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args = malloc(sizeof(struct argc_argv));
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if (args == NULL) {
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sc = RTEMS_NO_MEMORY;
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}
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}
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if (sc == RTEMS_SUCCESSFUL) {
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args->argc = argc;
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args->argv = calloc(argc + 1, sizeof(char*));
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if (args->argv == NULL) {
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sc = RTEMS_NO_MEMORY;
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}
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}
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if (sc == RTEMS_SUCCESSFUL) {
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for (int i = 0; i < argc; ++i) {
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args->argv[i] = strdup(argv[i]);
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if (args->argv[i] == NULL) {
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sc = RTEMS_NO_MEMORY;
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}
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}
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}
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if (sc == RTEMS_SUCCESSFUL) {
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sc = rtems_task_create(
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rtems_build_name('R', 'A', 'C', 'N'),
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prio,
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32 * 1024,
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RTEMS_DEFAULT_MODES,
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RTEMS_FLOATING_POINT,
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&id
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);
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}
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if (sc == RTEMS_SUCCESSFUL) {
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sc = rtems_task_start(id, racoon_task,
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(rtems_task_argument)args);
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}
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if (sc == RTEMS_SUCCESSFUL) {
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racoon_initialized = true;
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} else {
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clean_up_args(args);
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}
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rtems_recursive_mutex_unlock(&racoon_mutex);
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return (sc);
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}
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