/**
 * @file dhcp.c
 * @brief Display DHCP status information.
 *
 * Reads DHCP lease information from /sys/dhcp/status and displays it.
 *
 * Usage:
 *   dhcp       - Show current DHCP status
 */

#include "syscalls.h"

int main(void) {
    int32_t fd = open("/sys/dhcp/status", 0);
    if (fd < 0) {
        puts("dhcp: failed to open /sys/dhcp/status\n");
        return 1;
    }

    char buf[512];
    int32_t n;
    while ((n = read(fd, buf, sizeof(buf))) > 0) {
        write(1, buf, (uint32_t)n);
    }

    close(fd);
    return 0;
}