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linux-next/include/linux/if_ec.h
Linus Torvalds 1da177e4c3 Linux-2.6.12-rc2
Initial git repository build. I'm not bothering with the full history,
even though we have it. We can create a separate "historical" git
archive of that later if we want to, and in the meantime it's about
3.2GB when imported into git - space that would just make the early
git days unnecessarily complicated, when we don't have a lot of good
infrastructure for it.

Let it rip!
2005-04-16 15:20:36 -07:00

73 lines
1.5 KiB
C

/* Definitions for Econet sockets. */
#ifndef __LINUX_IF_EC
#define __LINUX_IF_EC
/* User visible stuff. Glibc provides its own but libc5 folk will use these */
struct ec_addr
{
unsigned char station; /* Station number. */
unsigned char net; /* Network number. */
};
struct sockaddr_ec
{
unsigned short sec_family;
unsigned char port; /* Port number. */
unsigned char cb; /* Control/flag byte. */
unsigned char type; /* Type of message. */
struct ec_addr addr;
unsigned long cookie;
};
#define ECTYPE_PACKET_RECEIVED 0 /* Packet received */
#define ECTYPE_TRANSMIT_STATUS 0x10 /* Transmit completed,
low nibble holds status */
#define ECTYPE_TRANSMIT_OK 1
#define ECTYPE_TRANSMIT_NOT_LISTENING 2
#define ECTYPE_TRANSMIT_NET_ERROR 3
#define ECTYPE_TRANSMIT_NO_CLOCK 4
#define ECTYPE_TRANSMIT_LINE_JAMMED 5
#define ECTYPE_TRANSMIT_NOT_PRESENT 6
#ifdef __KERNEL__
#define EC_HLEN 6
/* This is what an Econet frame looks like on the wire. */
struct ec_framehdr
{
unsigned char dst_stn;
unsigned char dst_net;
unsigned char src_stn;
unsigned char src_net;
unsigned char cb;
unsigned char port;
};
struct econet_sock {
/* struct sock has to be the first member of econet_sock */
struct sock sk;
unsigned char cb;
unsigned char port;
unsigned char station;
unsigned char net;
unsigned short num;
};
static inline struct econet_sock *ec_sk(const struct sock *sk)
{
return (struct econet_sock *)sk;
}
struct ec_device
{
unsigned char station, net; /* Econet protocol address */
};
#endif
#endif