zephyr/modules/openthread/platform/shell.c

97 lines
1.9 KiB
C

/*
* Copyright (c) 2018 Nordic Semiconductor ASA
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/kernel.h>
#include <stdio.h>
#include <zephyr/net/openthread.h>
#include <zephyr/sys/printk.h>
#include <zephyr/shell/shell.h>
#include <zephyr/shell/shell_uart.h>
#include <openthread/cli.h>
#include <openthread/instance.h>
#include "platform-zephyr.h"
#define OT_SHELL_BUFFER_SIZE CONFIG_SHELL_CMD_BUFF_SIZE
static char rx_buffer[OT_SHELL_BUFFER_SIZE];
static const struct shell *shell_p;
static bool is_shell_initialized;
static int ot_console_cb(void *context, const char *format, va_list arg)
{
ARG_UNUSED(context);
if (shell_p == NULL) {
return 0;
}
shell_vfprintf(shell_p, SHELL_NORMAL, format, arg);
return 0;
}
#define SHELL_HELP_OT "OpenThread subcommands\n" \
"Use \"ot help\" to get the list of subcommands"
static int ot_cmd(const struct shell *sh, size_t argc, char *argv[])
{
char *buf_ptr = rx_buffer;
size_t buf_len = OT_SHELL_BUFFER_SIZE;
size_t arg_len = 0;
int i;
if (!is_shell_initialized) {
return -ENOEXEC;
}
for (i = 1; i < argc; i++) {
if (arg_len) {
buf_len -= arg_len + 1;
if (buf_len) {
buf_ptr[arg_len] = ' ';
}
buf_ptr += arg_len + 1;
}
arg_len = snprintk(buf_ptr, buf_len, "%s", argv[i]);
if (arg_len >= buf_len) {
shell_fprintf(sh, SHELL_WARNING,
"OT shell buffer full\n");
return -ENOEXEC;
}
}
if (i == argc) {
buf_len -= arg_len;
}
shell_p = sh;
openthread_api_mutex_lock(openthread_get_default_context());
otCliInputLine(rx_buffer);
openthread_api_mutex_unlock(openthread_get_default_context());
return 0;
}
SHELL_CMD_ARG_REGISTER(ot, NULL, SHELL_HELP_OT, ot_cmd, 2, 255);
void platformShellInit(otInstance *aInstance)
{
if (IS_ENABLED(CONFIG_SHELL_BACKEND_SERIAL)) {
shell_p = shell_backend_uart_get_ptr();
} else {
shell_p = NULL;
}
otCliInit(aInstance, ot_console_cb, NULL);
is_shell_initialized = true;
}