FreeBSD/Linux Kernel Cross Reference
sys/sys/socketops.h
1 /*
2 * Copyright (c) 2003, 2004 Jeffrey M. Hsu. All rights reserved.
3 * Copyright (c) 2003, 2004 The DragonFly Project. All rights reserved.
4 *
5 * This code is derived from software contributed to The DragonFly Project
6 * by Jeffrey M. Hsu.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of The DragonFly Project nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific, prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
24 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
30 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * $DragonFly: src/sys/sys/socketops.h,v 1.14 2008/10/27 02:56:30 sephe Exp $
34 */
35
36 #ifndef _SOCKETOPS_H_
37 #define _SOCKETOPS_H_
38
39 #ifndef _KERNEL
40
41 #error "This file should not be included by userland programs."
42
43 #else
44
45 #ifndef _SYS_PROTOSW_H_
46 #include <sys/protosw.h>
47 #endif
48 #ifndef _SYS_SOCKET_H_
49 #include <sys/socket.h>
50 #endif
51 #ifndef _SYS_SOCKETVAR_H_
52 #include <sys/socketvar.h>
53 #endif
54
55 /*
56 * sosend() and soreceive() can block and also calls other pru_usrreq functions.
57 * They should not really be usrreq functions. Always call them directly from
58 * the process context rather than passing a message to the protocol thread.
59 */
60 static __inline int
61 so_pru_sosend(struct socket *so, struct sockaddr *addr, struct uio *uio,
62 struct mbuf *top, struct mbuf *control, int flags,
63 struct thread *td)
64 {
65 return ((*so->so_proto->pr_usrreqs->pru_sosend)(so, addr, uio, top,
66 control, flags, td));
67 }
68
69 static __inline int
70 so_pru_soreceive(struct socket *so, struct sockaddr **paddr, struct uio *uio,
71 struct sockbuf *sio, struct mbuf **controlp, int *flagsp)
72 {
73 return ((*so->so_proto->pr_usrreqs->pru_soreceive)(so, paddr, uio, sio,
74 controlp, flagsp));
75 }
76
77 void so_pru_abort (struct socket *so);
78 void so_pru_aborta (struct socket *so);
79 void so_pru_abort_oncpu (struct socket *so);
80 int so_pru_accept (struct socket *so, struct sockaddr **nam);
81 int so_pru_attach (struct socket *so, int proto, struct pru_attach_info *ai);
82 int so_pru_attach_direct(struct socket *so, int proto,
83 struct pru_attach_info *ai);
84 int so_pru_bind (struct socket *so, struct sockaddr *nam, struct thread *td);
85 int so_pru_connect (struct socket *so, struct sockaddr *nam, struct thread *td);
86 int so_pru_connect_async (struct socket *so, struct sockaddr *nam,
87 struct thread *td);
88 int so_pru_connect2 (struct socket *so1, struct socket *so2);
89 int so_pru_control_direct(struct socket *so, u_long cmd, caddr_t data,
90 struct ifnet *ifp);
91 int so_pru_detach (struct socket *so);
92 void so_pru_detach_direct (struct socket *so);
93 int so_pru_disconnect (struct socket *so);
94 void so_pru_disconnect_direct (struct socket *so);
95 int so_pru_listen (struct socket *so, struct thread *td);
96 int so_pru_peeraddr (struct socket *so, struct sockaddr **nam);
97 int so_pru_rcvd (struct socket *so, int flags);
98 void so_pru_rcvd_async (struct socket *so);
99 void so_async_rcvd_reply (struct socket *so);
100 void so_async_rcvd_drop (struct socket *so);
101 int so_pru_rcvoob (struct socket *so, struct mbuf *m, int flags);
102 void so_pru_sync (struct socket *so);
103 int so_pru_send (struct socket *so, int flags, struct mbuf *m,
104 struct sockaddr *addr, struct mbuf *control,
105 struct thread *td);
106 void so_pru_send_async (struct socket *so, int flags, struct mbuf *m,
107 struct sockaddr *addr, struct mbuf *control,
108 struct thread *td);
109 int so_pru_sense (struct socket *so, struct stat *sb);
110 int so_pru_shutdown (struct socket *so);
111 int so_pru_sockaddr (struct socket *so, struct sockaddr **nam);
112 int so_pr_ctloutput(struct socket *so, struct sockopt *sopt);
113 void so_pru_ctlinput(struct protosw *pr, int cmd,
114 struct sockaddr *arg, void *extra);
115
116 static __inline int
117 so_pru_senda(struct socket *so, int flags, struct mbuf *m,
118 struct sockaddr *addr, struct mbuf *control, struct thread *td)
119 {
120 if (so->so_proto->pr_flags & PR_ASYNC_SEND) {
121 so_pru_send_async(so, flags, m, addr, control, td);
122 return 0;
123 } else {
124 return so_pru_send(so, flags, m, addr, control, td);
125 }
126 }
127
128 #endif /* _KERNEL */
129 #endif /* _SYS_SOCKETOPS_H_ */
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