#include "icmp.h" #include "icmp_types.h" #include #include int icmp_send_echo(icmp_handle_t *h, struct in_addr dest, uint16_t id, uint16_t seq, uint8_t ttl) { union { struct { uint16_t id; uint16_t seq; } echo; uint32_t raw; } hdr_rest; hdr_rest.echo.id = htons(id); hdr_rest.echo.seq = htons(seq); return icmp_send_raw(h, ICMP_TYPE_ECHO_REQUEST, 0, hdr_rest.raw, NULL, 0, dest, ttl); }