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-rw-r--r--include/linux/net.h34
1 files changed, 23 insertions, 11 deletions
diff --git a/include/linux/net.h b/include/linux/net.h
index 71f7dd55928..6dc14a24004 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -18,15 +18,9 @@
#ifndef _LINUX_NET_H
#define _LINUX_NET_H
-#include <linux/wait.h>
#include <linux/socket.h>
#include <asm/socket.h>
-struct poll_table_struct;
-struct pipe_inode_info;
-struct inode;
-struct net;
-
#define NPROTO AF_MAX
#define SYS_SOCKET 1 /* sys_socket(2) */
@@ -46,6 +40,7 @@ struct net;
#define SYS_GETSOCKOPT 15 /* sys_getsockopt(2) */
#define SYS_SENDMSG 16 /* sys_sendmsg(2) */
#define SYS_RECVMSG 17 /* sys_recvmsg(2) */
+#define SYS_PACCEPT 18 /* sys_paccept(2) */
typedef enum {
SS_FREE = 0, /* not allocated */
@@ -60,6 +55,13 @@ typedef enum {
#ifdef __KERNEL__
#include <linux/stringify.h>
#include <linux/random.h>
+#include <linux/wait.h>
+#include <linux/fcntl.h> /* For O_CLOEXEC and O_NONBLOCK */
+
+struct poll_table_struct;
+struct pipe_inode_info;
+struct inode;
+struct net;
#define SOCK_ASYNC_NOSPACE 0
#define SOCK_ASYNC_WAITDATA 1
@@ -94,6 +96,15 @@ enum sock_type {
};
#define SOCK_MAX (SOCK_PACKET + 1)
+/* Mask which covers at least up to SOCK_MASK-1. The
+ * remaining bits are used as flags. */
+#define SOCK_TYPE_MASK 0xf
+
+/* Flags for socket, socketpair, paccept */
+#define SOCK_CLOEXEC O_CLOEXEC
+#ifndef SOCK_NONBLOCK
+#define SOCK_NONBLOCK O_NONBLOCK
+#endif
#endif /* ARCH_HAS_SOCKET_TYPES */
@@ -106,23 +117,23 @@ enum sock_shutdown_cmd {
/**
* struct socket - general BSD socket
* @state: socket state (%SS_CONNECTED, etc)
+ * @type: socket type (%SOCK_STREAM, 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;
+ short type;
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;
@@ -208,10 +219,12 @@ 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 int sock_map_fd(struct socket *sock, int flags);
extern struct socket *sockfd_lookup(int fd, int *err);
#define sockfd_put(sock) fput(sock->file)
extern int net_ratelimit(void);
+extern long do_accept(int fd, struct sockaddr __user *upeer_sockaddr,
+ int __user *upeer_addrlen, int flags);
#define net_random() random32()
#define net_srandom(seed) srandom32((__force u32)seed)
@@ -338,8 +351,7 @@ static const struct proto_ops name##_ops = { \
#ifdef CONFIG_SYSCTL
#include <linux/sysctl.h>
-extern int net_msg_cost;
-extern int net_msg_burst;
+extern struct ratelimit_state net_ratelimit_state;
#endif
#endif /* __KERNEL__ */