Linux kernel mirror (for testing)
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1/* Definitions for Econet sockets. */
2
3#ifndef __LINUX_IF_EC
4#define __LINUX_IF_EC
5
6/* User visible stuff. Glibc provides its own but libc5 folk will use these */
7
8struct ec_addr {
9 unsigned char station; /* Station number. */
10 unsigned char net; /* Network number. */
11};
12
13struct sockaddr_ec {
14 unsigned short sec_family;
15 unsigned char port; /* Port number. */
16 unsigned char cb; /* Control/flag byte. */
17 unsigned char type; /* Type of message. */
18 struct ec_addr addr;
19 unsigned long cookie;
20};
21
22#define ECTYPE_PACKET_RECEIVED 0 /* Packet received */
23#define ECTYPE_TRANSMIT_STATUS 0x10 /* Transmit completed,
24 low nibble holds status */
25
26#define ECTYPE_TRANSMIT_OK 1
27#define ECTYPE_TRANSMIT_NOT_LISTENING 2
28#define ECTYPE_TRANSMIT_NET_ERROR 3
29#define ECTYPE_TRANSMIT_NO_CLOCK 4
30#define ECTYPE_TRANSMIT_LINE_JAMMED 5
31#define ECTYPE_TRANSMIT_NOT_PRESENT 6
32
33#ifdef __KERNEL__
34
35#define EC_HLEN 6
36
37/* This is what an Econet frame looks like on the wire. */
38struct ec_framehdr {
39 unsigned char dst_stn;
40 unsigned char dst_net;
41 unsigned char src_stn;
42 unsigned char src_net;
43 unsigned char cb;
44 unsigned char port;
45};
46
47struct econet_sock {
48 /* struct sock has to be the first member of econet_sock */
49 struct sock sk;
50 unsigned char cb;
51 unsigned char port;
52 unsigned char station;
53 unsigned char net;
54 unsigned short num;
55};
56
57static inline struct econet_sock *ec_sk(const struct sock *sk)
58{
59 return (struct econet_sock *)sk;
60}
61
62struct ec_device {
63 unsigned char station, net; /* Econet protocol address */
64};
65
66#endif
67
68#endif