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Diffstat (limited to 'pfinet/linux-src/include/linux/net.h')
| -rw-r--r-- | pfinet/linux-src/include/linux/net.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/pfinet/linux-src/include/linux/net.h b/pfinet/linux-src/include/linux/net.h new file mode 100644 index 00000000..63e996f9 --- /dev/null +++ b/pfinet/linux-src/include/linux/net.h @@ -0,0 +1,145 @@ +/* + * NET An implementation of the SOCKET network access protocol. + * This is the master header file for the Linux NET layer, + * or, in plain English: the networking handling part of the + * kernel. + * + * Version: @(#)net.h 1.0.3 05/25/93 + * + * Authors: Orest Zborowski, <obz@Kodak.COM> + * Ross Biro, <bir7@leland.Stanford.Edu> + * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#ifndef _LINUX_NET_H +#define _LINUX_NET_H + +#include <linux/socket.h> + +struct poll_table_struct; + +#define NPROTO 32 /* should be enough for now.. */ + + +#define SYS_SOCKET 1 /* sys_socket(2) */ +#define SYS_BIND 2 /* sys_bind(2) */ +#define SYS_CONNECT 3 /* sys_connect(2) */ +#define SYS_LISTEN 4 /* sys_listen(2) */ +#define SYS_ACCEPT 5 /* sys_accept(2) */ +#define SYS_GETSOCKNAME 6 /* sys_getsockname(2) */ +#define SYS_GETPEERNAME 7 /* sys_getpeername(2) */ +#define SYS_SOCKETPAIR 8 /* sys_socketpair(2) */ +#define SYS_SEND 9 /* sys_send(2) */ +#define SYS_RECV 10 /* sys_recv(2) */ +#define SYS_SENDTO 11 /* sys_sendto(2) */ +#define SYS_RECVFROM 12 /* sys_recvfrom(2) */ +#define SYS_SHUTDOWN 13 /* sys_shutdown(2) */ +#define SYS_SETSOCKOPT 14 /* sys_setsockopt(2) */ +#define SYS_GETSOCKOPT 15 /* sys_getsockopt(2) */ +#define SYS_SENDMSG 16 /* sys_sendmsg(2) */ +#define SYS_RECVMSG 17 /* sys_recvmsg(2) */ + + +typedef enum { + SS_FREE = 0, /* not allocated */ + SS_UNCONNECTED, /* unconnected to any socket */ + SS_CONNECTING, /* in process of connecting */ + SS_CONNECTED, /* connected to socket */ + SS_DISCONNECTING /* in process of disconnecting */ +} socket_state; + +#define SO_ACCEPTCON (1<<16) /* performed a listen */ +#define SO_WAITDATA (1<<17) /* wait data to read */ +#define SO_NOSPACE (1<<18) /* no space to write */ + +#ifdef __KERNEL__ + +struct socket +{ + socket_state state; + + unsigned long flags; + struct proto_ops *ops; + struct inode *inode; + struct fasync_struct *fasync_list; /* Asynchronous wake up list */ + struct file *file; /* File back pointer for gc */ + struct sock *sk; + struct wait_queue *wait; + + short type; + unsigned char passcred; + unsigned char tli; +}; + +#define SOCK_INODE(S) ((S)->inode) + +struct scm_cookie; + +struct proto_ops { + int family; + + int (*dup) (struct socket *newsock, struct socket *oldsock); + int (*release) (struct socket *sock, struct socket *peer); + int (*bind) (struct socket *sock, struct sockaddr *umyaddr, + int sockaddr_len); + int (*connect) (struct socket *sock, struct sockaddr *uservaddr, + int sockaddr_len, int flags); + int (*socketpair) (struct socket *sock1, struct socket *sock2); + int (*accept) (struct socket *sock, struct socket *newsock, + int flags); + int (*getname) (struct socket *sock, struct sockaddr *uaddr, + int *usockaddr_len, int peer); + unsigned int (*poll) (struct file *file, struct socket *sock, struct poll_table_struct *wait); + int (*ioctl) (struct socket *sock, unsigned int cmd, + unsigned long arg); + int (*listen) (struct socket *sock, int len); + int (*shutdown) (struct socket *sock, int flags); + int (*setsockopt) (struct socket *sock, int level, int optname, + char *optval, int optlen); + int (*getsockopt) (struct socket *sock, int level, int optname, + char *optval, int *optlen); + int (*fcntl) (struct socket *sock, unsigned int cmd, + unsigned long arg); + int (*sendmsg) (struct socket *sock, struct msghdr *m, int total_len, struct scm_cookie *scm); + int (*recvmsg) (struct socket *sock, struct msghdr *m, int total_len, int flags, struct scm_cookie *scm); +}; + +struct net_proto_family +{ + int family; + int (*create)(struct socket *sock, int protocol); + /* These are counters for the number of different methods of + each we support */ + short authentication; + short encryption; + short encrypt_net; +}; + +struct net_proto +{ + const char *name; /* Protocol name */ + void (*init_func)(struct net_proto *); /* Bootstrap */ +}; + +extern struct net_proto_family *net_families[]; +extern int sock_wake_async(struct socket *sk, int how); +extern int sock_register(struct net_proto_family *fam); +extern int sock_unregister(int family); +extern struct socket *sock_alloc(void); +extern int sock_create(int family, int type, int proto, struct socket **); +extern void sock_release(struct socket *); +extern int sock_sendmsg(struct socket *, struct msghdr *m, int len); +extern int sock_recvmsg(struct socket *, struct msghdr *m, int len, int flags); +extern int sock_readv_writev(int type, struct inode * inode, struct file * file, + const struct iovec * iov, long count, long size); + +extern int net_ratelimit(void); +extern unsigned long net_random(void); +extern void net_srandom(unsigned long); + +#endif /* __KERNEL__ */ +#endif /* _LINUX_NET_H */ |