1/*-
2 * Copyright (c) 1998 Mark Newton
3 * Copyright (c) 1994 Christos Zoulas
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31#ifndef	_SVR4_STROPTS_H_
32#define	_SVR4_STROPTS_H_
33
34
35struct svr4_strbuf {
36	int	 maxlen;
37	int 	 len;
38	char 	*buf;
39};
40
41#define SVR4_STR             ('S' << 8)
42#define SVR4_I_NREAD         (SVR4_STR| 1)
43#define SVR4_I_PUSH          (SVR4_STR| 2)
44#define SVR4_I_POP           (SVR4_STR| 3)
45#define SVR4_I_LOOK          (SVR4_STR| 4)
46#define SVR4_I_FLUSH         (SVR4_STR| 5)
47#define SVR4_I_SRDOPT        (SVR4_STR| 6)
48#define SVR4_I_GRDOPT        (SVR4_STR| 7)
49#define SVR4_I_STR           (SVR4_STR| 8)
50#define SVR4_I_SETSIG        (SVR4_STR| 9)
51#define SVR4_I_GETSIG        (SVR4_STR|10)
52#define SVR4_I_FIND          (SVR4_STR|11)
53#define SVR4_I_LINK          (SVR4_STR|12)
54#define SVR4_I_UNLINK        (SVR4_STR|13)
55#define SVR4_I_ERECVFD       (SVR4_STR|14)
56#define SVR4_I_PEEK          (SVR4_STR|15)
57#define SVR4_I_FDINSERT      (SVR4_STR|16)
58#define SVR4_I_SENDFD        (SVR4_STR|17)
59#define SVR4_I_RECVFD        (SVR4_STR|18)
60#define SVR4_I_SWROPT        (SVR4_STR|19)
61#define SVR4_I_GWROPT        (SVR4_STR|20)
62#define SVR4_I_LIST          (SVR4_STR|21)
63#define SVR4_I_PLINK         (SVR4_STR|22)
64#define SVR4_I_PUNLINK       (SVR4_STR|23)
65#define SVR4_I_SETEV         (SVR4_STR|24)
66#define SVR4_I_GETEV         (SVR4_STR|25)
67#define SVR4_I_STREV         (SVR4_STR|26)
68#define SVR4_I_UNSTREV       (SVR4_STR|27)
69#define SVR4_I_FLUSHBAND     (SVR4_STR|28)
70#define SVR4_I_CKBAND        (SVR4_STR|29)
71#define SVR4_I_GETBAND       (SVR4_STR|30)
72#define SVR4_I_ATMARK        (SVR4_STR|31)
73#define SVR4_I_SETCLTIME     (SVR4_STR|32)
74#define SVR4_I_GETCLTIME     (SVR4_STR|33)
75#define SVR4_I_CANPUT        (SVR4_STR|34)
76
77/*
78 * The following two ioctls are OS specific and
79 * undocumented.
80 */
81#define SVR4__I_BIND_RSVD    (SVR4_STR|242)
82#define SVR4__I_RELE_RSVD    (SVR4_STR|243)
83
84/*
85 * Service type definitions
86 */
87#define SVR4_T_COTS           1   /* Connection-orieted */
88#define SVR4_T_COTS_ORD       2   /* Local connection-oriented */
89#define SVR4_T_CLTS           3   /* Connectionless */
90
91/* Struct passed for SVR4_I_STR */
92struct svr4_strioctl {
93	u_long	 cmd;
94	int	 timeout;
95	int	 len;
96	char	*buf;
97};
98
99/*
100 * Bits for I_{G,S}ETSIG
101 */
102#define	SVR4_S_INPUT	0x0001		/* any message on read queue no HIPRI */
103#define	SVR4_S_HIPRI	0x0002		/* high prio message on read queue */
104#define	SVR4_S_OUTPUT	0x0004		/* write queue has free space */
105#define	SVR4_S_MSG	0x0008		/* signal message in read queue head */
106#define	SVR4_S_ERROR	0x0010		/* error message in read queue head */
107#define	SVR4_S_HANGUP	0x0020		/* hangup message in read queue head */
108#define	SVR4_S_RDNORM	0x0040		/* normal message on read queue */
109#define	SVR4_S_WRNORM	S_OUTPUT	/* write queue has free space */
110#define	SVR4_S_RDBAND	0x0080		/* out of band message on read queue */
111#define	SVR4_S_WRBAND	0x0100		/* write queue has free space for oob */
112#define	SVR4_S_BANDURG	0x0200		/* generate SIGURG instead of SIGPOLL */
113#define SVR4_S_ALLMASK	0x03ff		/* all events mask */
114
115/*
116 * Our internal state for the stream
117 * For now we keep almost nothing... In the future we can keep more
118 * streams state.
119 *
120 * Locking key:
121 *      r - Read only field only set during creation
122 *      G - Giant
123 */
124struct svr4_strm {
125	int	s_family;	/* (r) socket family */
126	int	s_cmd;		/* (G) last getmsg reply or putmsg request */
127	int	s_afd;		/* (G) last accepted fd; [for fd_insert] */
128	int	s_eventmask;	/* (G) state info from I_SETSIG et al */
129};
130
131/*
132 * The following structures are determined empirically.
133 */
134struct svr4_strmcmd {
135	long	cmd;		/* command ? 		*/
136	long	len;		/* Address len 		*/
137	long	offs;		/* Address offset	*/
138	long	pad[61];
139};
140
141struct svr4_infocmd {
142	long	cmd;
143	long	tsdu;
144	long	etsdu;
145	long	cdata;
146	long	ddata;
147	long	addr;
148	long	opt;
149	long	tidu;
150	long	serv;
151	long	current;
152	long	provider;
153};
154
155struct svr4_strfdinsert {
156	struct svr4_strbuf	ctl;
157	struct svr4_strbuf	data;
158	long			flags;
159	int 			fd;
160	int			offset;
161};
162
163struct svr4_netaddr_in {
164	u_short	family;
165	u_short	port;
166	u_long	addr;
167};
168
169struct svr4_netaddr_un {
170	u_short	family;
171	char 	path[1];
172};
173
174#define SVR4_ADDROF(sc) (void *) (((char *) (sc)) + (sc)->offs)
175#define SVR4_C_ADDROF(sc) (const void *) (((const char *) (sc)) + (sc)->offs)
176
177struct svr4_strm *svr4_stream_get(struct file *fp);
178
179#endif /* !_SVR4_STROPTS */
180