U-Boot. Исходные тексты команд: pcap.c
// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2019
* Ramon Fried <rfried.dev@gmail.com>
*/
#include <common.h>
#include <command.h>
#include <net.h>
#include <net/pcap.h>
static int do_pcap_init(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
phys_addr_t addr;
unsigned int size;
if (argc != 3)
return CMD_RET_USAGE;
addr = hextoul(argv[1], NULL);
size = dectoul(argv[2], NULL);
return pcap_init(addr, size) ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
}
static int do_pcap_start(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
return pcap_start_stop(true) ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
}
static int do_pcap_stop(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
return pcap_start_stop(false) ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
}
static int do_pcap_status(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
return pcap_print_status() ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
}
static int do_pcap_clear(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
return pcap_clear() ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
}
U_BOOT_LONGHELP(pcap,
"- network packet capture\n\n"
"pcap\n"
"pcap init\t\t\t<addr> <max_size>\n"
"pcap start\t\t\tstart capture\n"
"pcap stop\t\t\tstop capture\n"
"pcap status\t\t\tprint status\n"
"pcap clear\t\t\tclear capture buffer\n"
"\n"
"With:\n"
"\t<addr>: user address to which pcap will be stored (hexedcimal)\n"
"\t<max_size>: Maximum size of pcap file (decimal)\n"
"\n");
U_BOOT_CMD_WITH_SUBCMDS(pcap, "pcap", pcap_help_text,
U_BOOT_SUBCMD_MKENT(init, 3, 0, do_pcap_init),
U_BOOT_SUBCMD_MKENT(start, 1, 0, do_pcap_start),
U_BOOT_SUBCMD_MKENT(stop, 1, 0, do_pcap_stop),
U_BOOT_SUBCMD_MKENT(status, 1, 0, do_pcap_status),
U_BOOT_SUBCMD_MKENT(clear, 1, 0, do_pcap_clear),
);