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#ifndef _LINUX_SOCKET_H
#define _LINUX_SOCKET_H
struct sockaddr
{
unsigned short sa_family; /* address family, AF_xxx */
char sa_data[14]; /* 14 bytes of protocol address */
};
struct linger {
int l_onoff; /* Linger active */
int l_linger; /* How long to linger for */
};
/*
* As we do 4.4BSD message passing we use a 4.4BSD message passing
* system, not 4.3. Thus msg_accrights(len) are now missing. They
* belong in an obscure libc emulation or the bin.
*/
struct msghdr
{
void * msg_name; /* Socket name */
int msg_namelen; /* Length of name */
struct iovec * msg_iov; /* Data blocks */
int msg_iovlen; /* Number of blocks */
void * msg_control; /* Per protocol magic (eg BSD file descriptor passing) */
int msg_controllen; /* Length of rights list */
int msg_flags; /* 4.4 BSD item we dont use */
};
/* Control Messages */
#define SCM_RIGHTS 1
/* Socket types. */
#define SOCK_STREAM 1 /* stream (connection) socket */
#define SOCK_DGRAM 2 /* datagram (conn.less) socket */
#define SOCK_RAW 3 /* raw socket */
#define SOCK_RDM 4 /* reliably-delivered message */
#define SOCK_SEQPACKET 5 /* sequential packet socket */
#define SOCK_PACKET 10 /* linux specific way of */
/* getting packets at the dev */
/* level. For writing rarp and */
/* other similar things on the */
/* user level. */
/* Supported address families. */
#define AF_UNSPEC 0
#define AF_UNIX 1 /* Unix domain sockets */
#define AF_INET 2 /* Internet IP Protocol */
#define AF_AX25 3 /* Amateur Radio AX.25 */
#define AF_IPX 4 /* Novell IPX */
#define AF_APPLETALK 5 /* Appletalk DDP */
#define AF_NETROM 6 /* Amateur radio NetROM */
#define AF_BRIDGE 7 /* Multiprotocol bridge */
#define AF_AAL5 8 /* Reserved for Werner's ATM */
#define AF_X25 9 /* Reserved for X.25 project */
#define AF_INET6 10 /* IP version 6 */
#define AF_MAX 12 /* For now.. */
/* Protocol families, same as address families. */
#define PF_UNSPEC AF_UNSPEC
#define PF_UNIX AF_UNIX
#define PF_INET AF_INET
#define PF_AX25 AF_AX25
#define PF_IPX AF_IPX
#define PF_APPLETALK AF_APPLETALK
#define PF_NETROM AF_NETROM
#define PF_BRIDGE AF_BRIDGE
#define PF_AAL5 AF_AAL5
#define PF_X25 AF_X25
#define PF_INET6 AF_INET6
#define PF_MAX AF_MAX
/* Maximum queue length specifiable by listen. */
#define SOMAXCONN 128
/* Flags we can use with send/ and recv. */
#define MSG_OOB 1
#define MSG_PEEK 2
#define MSG_DONTROUTE 4
/*#define MSG_CTRUNC 8 - We need to support this for BSD oddments */
#define MSG_PROXY 16 /* Supply or ask second address. */
/* Setsockoptions(2) level. Thanks to BSD these must match IPPROTO_xxx */
#define SOL_IP 0
#define SOL_IPX 256
#define SOL_AX25 257
#define SOL_ATALK 258
#define SOL_NETROM 259
#define SOL_TCP 6
#define SOL_UDP 17
/* IP options */
#define IP_TOS 1
#define IPTOS_LOWDELAY 0x10
#define IPTOS_THROUGHPUT 0x08
#define IPTOS_RELIABILITY 0x04
#define IPTOS_MINCOST 0x02
#define IP_TTL 2
#define IP_HDRINCL 3
#define IP_OPTIONS 4
#define IP_MULTICAST_IF 32
#define IP_MULTICAST_TTL 33
#define IP_MULTICAST_LOOP 34
#define IP_ADD_MEMBERSHIP 35
#define IP_DROP_MEMBERSHIP 36
/* These need to appear somewhere around here */
#define IP_DEFAULT_MULTICAST_TTL 1
#define IP_DEFAULT_MULTICAST_LOOP 1
#define IP_MAX_MEMBERSHIPS 20
/* IPX options */
#define IPX_TYPE 1
/* TCP options - this way around because someone left a set in the c library includes */
#define TCP_NODELAY 1
#define TCP_MAXSEG 2
/* The various priorities. */
#define SOPRI_INTERACTIVE 0
#define SOPRI_NORMAL 1
#define SOPRI_BACKGROUND 2
#define SIOCDEVPRIVATE 0x89f0
#ifdef __KERNEL__
extern void memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len);
extern int verify_iovec(struct msghdr *m, struct iovec *iov, char *address, int mode);
extern void memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len);
extern int move_addr_to_user(void *kaddr, int klen, void *uaddr, int *ulen);
extern int move_addr_to_kernel(void *uaddr, int ulen, void *kaddr);
#endif
#endif /* _LINUX_SOCKET_H */