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Diffstat (limited to 'libdnet-stripped/include/dnet/udp.h')
| -rw-r--r-- | libdnet-stripped/include/dnet/udp.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/libdnet-stripped/include/dnet/udp.h b/libdnet-stripped/include/dnet/udp.h new file mode 100644 index 0000000..43a9e8e --- /dev/null +++ b/libdnet-stripped/include/dnet/udp.h @@ -0,0 +1,32 @@ +/* + * udp.h + * + * User Datagram Protocol (RFC 768). + * + * Copyright (c) 2000 Dug Song <dugsong@monkey.org> + * + * $Id: udp.h 330 2002-04-02 05:05:39Z dugsong $ + */ + +#ifndef DNET_UDP_H +#define DNET_UDP_H + +#define UDP_HDR_LEN 8 + +struct udp_hdr { + uint16_t uh_sport; /* source port */ + uint16_t uh_dport; /* destination port */ + uint16_t uh_ulen; /* udp length (including header) */ + uint16_t uh_sum; /* udp checksum */ +}; + +#define UDP_PORT_MAX 65535 + +#define udp_pack_hdr(hdr, sport, dport, ulen) do { \ + struct udp_hdr *udp_pack_p = (struct udp_hdr *)(hdr); \ + udp_pack_p->uh_sport = htons(sport); \ + udp_pack_p->uh_dport = htons(dport); \ + udp_pack_p->uh_ulen = htons(ulen); \ +} while (0) + +#endif /* DNET_UDP_H */ |