http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/net.h

/* * 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 * 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/config.h> #include <linux/wait.h> #include <linux/stringify.h> #include <asm/socket.h> struct poll_table_struct; struct inode; #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 */ #ifdef __KERNEL__ #define SOCK_ASYNC_NOSPACE 0 #define SOCK_ASYNC_WAITDATA 1 #define SOCK_NOSPACE 2 #define SOCK_PASSCRED 3 #ifndef ARCH_HAS_SOCKET_TYPES /** * enum sock_type - Socket types * @SOCK_STREAM: stream (connection) socket * @SOCK_DGRAM: datagram (conn.less) socket * @SOCK_RAW: raw socket * @SOCK_RDM: reliably-delivered message * @SOCK_SEQPACKET: sequential packet socket * @SOCK_DCCP: Datagram Congestion Control Protocol socket * @SOCK_PACKET: linux specific way of getting packets at the dev level. * For writing rarp and other similar things on the user level. * * When adding some new socket type please * grep ARCH_HAS_SOCKET_TYPE include/asm-* /socket.h, at least MIPS * overrides this enum for binary compat reasons. */ enum sock_type { SOCK_STREAM = 1, SOCK_DGRAM = 2, SOCK_RAW = 3, SOCK_RDM = 4, SOCK_SEQPACKET = 5, SOCK_DCCP = 6, SOCK_PACKET = 10, }; #define SOCK_MAX (SOCK_PACKET + 1) #endif /* ARCH_HAS_SOCKET_TYPES */ /** * struct socket - general BSD socket * @state: socket state (%SS_CONNECTED, etc) * @flags: socket flags (%SOCK_ASYNC_NOSPACE, etc) * @ops: protocol specific socket operations * @fasync_list: Asynchronous wake up list * @file: File back pointer for gc * @sk: internal networking protocol agnostic socket representation * @wait: wait queue for several uses * @type: socket type (%SOCK_STREAM, etc) */ struct socket { socket_state state; unsigned long flags; const struct proto_ops *ops; struct fasync_struct *fasync_list; struct file *file; struct sock *sk; wait_queue_head_t wait; short type; }; struct vm_area_struct; struct page; struct kiocb; struct sockaddr; struct msghdr; struct module; struct proto_ops { int family; struct module *owner; int (*release) (struct socket *sock); int (*bind) (struct socket *sock, struct sockaddr *myaddr, int sockaddr_len); int (*connect) (struct socket *sock, struct sockaddr *vaddr, 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 *addr, int *sockaddr_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 __user *optval, int optlen); int (*getsockopt)(struct socket *sock, int level, int optname, char __user *optval, int __user *optlen); int (*sendmsg) (struct kiocb *iocb, struct socket *sock, struct msghdr *m, size_t total_len); int (*recvmsg) (struct kiocb *iocb, struct socket *sock, struct msghdr *m, size_t total_len, int flags); int (*mmap) (struct file *file, struct socket *sock, struct vm_area_struct * vma); ssize_t (*sendpage) (struct socket *sock, struct page *page, int offset, size_t size, int flags); }; 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 module *owner; }; struct iovec; struct kvec; extern int sock_wake_async(struct socket *sk, int how, int band); extern int sock_register(struct net_proto_family *fam); extern int sock_unregister(int family); extern int sock_create(int family, int type, int proto, struct socket **res); extern int sock_create_kern(int family, int type, int proto, struct socket **res); extern int sock_create_lite(int family, int type, int proto, struct socket **res); extern void sock_release(struct socket *sock); extern int sock_sendmsg(struct socket *sock, struct msghdr *msg, size_t len); extern int sock_recvmsg(struct socket *sock, struct msghdr *msg, size_t size, int flags); extern int sock_map_fd(struct socket *sock); extern struct socket *sockfd_lookup(int fd, int *err); #define sockfd_put(sock) fput(sock->file) extern int net_ratelimit(void); extern unsigned long net_random(void); extern void net_srandom(unsigned long); extern void net_random_init(void); extern int kernel_sendmsg(struct socket *sock, struct msghdr *msg, struct kvec *vec, size_t num, size_t len); extern int kernel_recvmsg(struct socket *sock, struct msghdr *msg, struct kvec *vec, size_t num, size_t len, int flags); #ifndef CONFIG_SMP #define SOCKOPS_WRAPPED(name) name #define SOCKOPS_WRAP(name, fam) #else #define SOCKOPS_WRAPPED(name) __unlocked_##name #define SOCKCALL_WRAP(name, call, parms, args) \ static int __lock_##name##_##call parms \ { \ int ret; \ lock_kernel(); \ ret = __unlocked_##name##_ops.call args ;\ unlock_kernel(); \ return ret; \ } #define SOCKCALL_UWRAP(name, call, parms, args) \ static unsigned int __lock_##name##_##call parms \ { \ int ret; \ lock_kernel(); \ ret = __unlocked_##name##_ops.call args ;\ unlock_kernel(); \ return ret; \ } #define SOCKOPS_WRAP(name, fam) \ SOCKCALL_WRAP(name, release, (struct socket *sock), (sock)) \ SOCKCALL_WRAP(name, bind, (struct socket *sock, struct sockaddr *uaddr, int addr_len), \ (sock, uaddr, addr_len)) \ SOCKCALL_WRAP(name, connect, (struct socket *sock, struct sockaddr * uaddr, \ int addr_len, int flags), \ (sock, uaddr, addr_len, flags)) \ SOCKCALL_WRAP(name, socketpair, (struct socket *sock1, struct socket *sock2), \ (sock1, sock2)) \ SOCKCALL_WRAP(name, accept, (struct socket *sock, struct socket *newsock, \ int flags), (sock, newsock, flags)) \ SOCKCALL_WRAP(name, getname, (struct socket *sock, struct sockaddr *uaddr, \ int *addr_len, int peer), (sock, uaddr, addr_len, peer)) \ SOCKCALL_UWRAP(name, poll, (struct file *file, struct socket *sock, struct poll_table_struct *wait), \ (file, sock, wait)) \ SOCKCALL_WRAP(name, ioctl, (struct socket *sock, unsigned int cmd, \ unsigned long arg), (sock, cmd, arg)) \ SOCKCALL_WRAP(name, listen, (struct socket *sock, int len), (sock, len)) \ SOCKCALL_WRAP(name, shutdown, (struct socket *sock, int flags), (sock, flags)) \ SOCKCALL_WRAP(name, setsockopt, (struct socket *sock, int level, int optname, \ char __user *optval, int optlen), (sock, level, optname, optval, optlen)) \ SOCKCALL_WRAP(name, getsockopt, (struct socket *sock, int level, int optname, \ char __user *optval, int __user *optlen), (sock, level, optname, optval, optlen)) \ SOCKCALL_WRAP(name, sendmsg, (struct kiocb *iocb, struct socket *sock, struct msghdr *m, size_t len), \ (iocb, sock, m, len)) \ SOCKCALL_WRAP(name, recvmsg, (struct kiocb *iocb, struct socket *sock, struct msghdr *m, size_t len, int flags), \ (iocb, sock, m, len, flags)) \ SOCKCALL_WRAP(name, mmap, (struct file *file, struct socket *sock, struct vm_area_struct *vma), \ (file, sock, vma)) \ \ static const struct proto_ops name##_ops = { \ .family = fam, \ .owner = THIS_MODULE, \ .release = __lock_##name##_release, \ .bind = __lock_##name##_bind, \ .connect = __lock_##name##_connect, \ .socketpair = __lock_##name##_socketpair, \ .accept = __lock_##name##_accept, \ .getname = __lock_##name##_getname, \ .poll = __lock_##name##_poll, \ .ioctl = __lock_##name##_ioctl, \ .listen = __lock_##name##_listen, \ .shutdown = __lock_##name##_shutdown, \ .setsockopt = __lock_##name##_setsockopt, \ .getsockopt = __lock_##name##_getsockopt, \ .sendmsg = __lock_##name##_sendmsg, \ .recvmsg = __lock_##name##_recvmsg, \ .mmap = __lock_##name##_mmap, \ }; #endif #define MODULE_ALIAS_NETPROTO(proto) \ MODULE_ALIAS("net-pf-" __stringify(proto)) #define MODULE_ALIAS_NET_PF_PROTO(pf, proto) \ MODULE_ALIAS("net-pf-" __stringify(pf) "-proto-" __stringify(proto)) #ifdef CONFIG_SYSCTL #include <linux/sysctl.h> extern ctl_table net_table[]; extern int net_msg_cost; extern int net_msg_burst; #endif #endif /* __KERNEL__ */ #endif /* _LINUX_NET_H */