Files
cleonos/cleonos/c/apps/ifconfig_main.c
2026-04-25 10:08:05 +08:00

102 lines
2.6 KiB
C

#include "cmd_runtime.h"
#include <stdio.h>
static void ush_ifconfig_print_ipv4(u64 ipv4_be) {
unsigned int a = (unsigned int)((ipv4_be >> 24ULL) & 0xFFULL);
unsigned int b = (unsigned int)((ipv4_be >> 16ULL) & 0xFFULL);
unsigned int c = (unsigned int)((ipv4_be >> 8ULL) & 0xFFULL);
unsigned int d = (unsigned int)(ipv4_be & 0xFFULL);
(void)printf("%u.%u.%u.%u", a, b, c, d);
}
static int ush_cmd_ifconfig(const char *arg) {
u64 available;
u64 ip;
u64 netmask;
u64 gateway;
u64 dns;
if (arg != (const char *)0 && arg[0] != '\0') {
if (ush_streq(arg, "--help") != 0 || ush_streq(arg, "-h") != 0) {
(void)puts("usage: ifconfig");
return 1;
}
(void)puts("ifconfig: usage ifconfig");
return 0;
}
available = cleonos_sys_net_available();
if (available == 0ULL) {
(void)puts("ifconfig: network unavailable");
return 0;
}
ip = cleonos_sys_net_ipv4_addr();
netmask = cleonos_sys_net_netmask();
gateway = cleonos_sys_net_gateway();
dns = cleonos_sys_net_dns_server();
(void)fputs("inet: ", 1);
ush_ifconfig_print_ipv4(ip);
(void)putchar('\n');
(void)fputs("netmask: ", 1);
ush_ifconfig_print_ipv4(netmask);
(void)putchar('\n');
(void)fputs("gateway: ", 1);
ush_ifconfig_print_ipv4(gateway);
(void)putchar('\n');
(void)fputs("dns: ", 1);
ush_ifconfig_print_ipv4(dns);
(void)putchar('\n');
return 1;
}
int cleonos_app_main(void) {
ush_cmd_ctx ctx;
ush_cmd_ret ret;
ush_state sh;
char initial_cwd[USH_PATH_MAX];
int has_context = 0;
int success = 0;
const char *arg = "";
ush_zero(&ctx, (u64)sizeof(ctx));
ush_zero(&ret, (u64)sizeof(ret));
ush_init_state(&sh);
ush_copy(initial_cwd, (u64)sizeof(initial_cwd), sh.cwd);
if (ush_command_ctx_read(&ctx) != 0) {
if (ctx.cmd[0] != '\0' && ush_streq(ctx.cmd, "ifconfig") != 0) {
has_context = 1;
arg = ctx.arg;
if (ctx.cwd[0] == '/') {
ush_copy(sh.cwd, (u64)sizeof(sh.cwd), ctx.cwd);
ush_copy(initial_cwd, (u64)sizeof(initial_cwd), sh.cwd);
}
}
}
success = ush_cmd_ifconfig(arg);
if (has_context != 0) {
if (ush_streq(sh.cwd, initial_cwd) == 0) {
ret.flags |= USH_CMD_RET_FLAG_CWD;
ush_copy(ret.cwd, (u64)sizeof(ret.cwd), sh.cwd);
}
if (sh.exit_requested != 0) {
ret.flags |= USH_CMD_RET_FLAG_EXIT;
ret.exit_code = sh.exit_code;
}
(void)ush_command_ret_write(&ret);
}
return (success != 0) ? 0 : 1;
}