xref: /illumos-gate/usr/src/uts/common/sys/tiuser.h (revision 8119dad84d6416f13557b0ba8e2aaf9064cbcfd3)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T
24  * All Rights Reserved
25  *
26  */
27 
28 /*
29  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
30  *
31  * Copyright 2002 Sun Microsystems, Inc.  All rights reserved.
32  * Use is subject to license terms.
33  * Copyright 2014 Gary Mills
34  */
35 
36 #ifndef _SYS_TIUSER_H
37 #define	_SYS_TIUSER_H
38 
39 #include <sys/types.h>
40 /*
41  * The following include file has declarations needed by both the kernel
42  * level transport providers and the user level library.
43  */
44 #include <sys/tpicommon.h>
45 
46 #ifdef	__cplusplus
47 extern "C" {
48 #endif
49 
50 
51 /*
52  * The following are the events returned by t_look
53  */
54 #define	T_LISTEN	0x0001	/* connection indication received	*/
55 #define	T_CONNECT	0x0002	/* connect confirmation received	*/
56 #define	T_DATA		0x0004	/* normal data received			*/
57 #define	T_EXDATA	0x0008	/* expedited data received		*/
58 #define	T_DISCONNECT	0x0010	/* disconnect received			*/
59 #define	T_UDERR		0x0040	/* data gram error indication		*/
60 #define	T_ORDREL	0x0080	/* orderly release indication		*/
61 #define	T_EVENTS	0x00ff	/* event mask				*/
62 
63 /*
64  * Flags for data primitives.
65  */
66 #define	T_MORE		0x001	/* more data		*/
67 #define	T_EXPEDITED	0x002	/* expedited data	*/
68 
69 
70 /*
71  * protocol specific service limits
72  */
73 
74 struct t_info {
75 	t_scalar_t addr;	/* size of protocol address		*/
76 	t_scalar_t options;	/* size of protocol options		*/
77 	t_scalar_t tsdu;	/* size of max transport service data unit */
78 	t_scalar_t etsdu;	/* size of max expedited tsdu		*/
79 	t_scalar_t connect;	/* max data for connection primitives	*/
80 	t_scalar_t discon;	/* max data for disconnect primitives	*/
81 	t_scalar_t servtype;	/* provider service type		*/
82 };
83 
84 /*
85  * netbuf structure
86  */
87 
88 struct netbuf {
89 	unsigned int	maxlen;
90 	unsigned int	len;
91 	char		*buf;
92 };
93 
94 #ifdef _SYSCALL32
95 struct netbuf32 {
96 	uint32_t	maxlen;
97 	uint32_t	len;
98 	caddr32_t	buf;
99 };
100 #endif /* _SYSCALL32 */
101 
102 /*
103  * t_bind - format of the address and options arguments of bind
104  */
105 
106 struct t_bind {
107 	struct netbuf	addr;
108 	unsigned int	qlen;
109 };
110 
111 /*
112  * options management
113  */
114 struct t_optmgmt {
115 	struct netbuf	opt;
116 	t_scalar_t	flags;
117 };
118 
119 /*
120  * disconnect structure
121  */
122 struct t_discon {
123 	struct netbuf	udata;		/* user data		*/
124 	int		reason;		/* reason code		*/
125 	int		sequence;	/* sequence number	*/
126 };
127 
128 /*
129  * call structure
130  */
131 struct t_call {
132 	struct netbuf	addr;		/*  address		*/
133 	struct netbuf	opt;		/* options		*/
134 	struct netbuf	udata;		/* user data		*/
135 	int		sequence;	/* sequence number	*/
136 };
137 
138 /*
139  * data gram structure
140  */
141 struct t_unitdata {
142 	struct netbuf	addr;		/*  address		*/
143 	struct netbuf	opt;		/* options		*/
144 	struct netbuf	udata;		/* user data		*/
145 };
146 
147 /*
148  * unitdata error
149  */
150 struct t_uderr {
151 	struct netbuf	addr;		/* address		*/
152 	struct netbuf	opt;		/* options 		*/
153 	t_scalar_t	error;		/* error code		*/
154 };
155 
156 /*
157  * The following are structure types used when dynamically
158  * allocating the above structures via t_structalloc().
159  */
160 #define	T_BIND		1		/* struct t_bind	*/
161 #define	T_OPTMGMT	2		/* struct t_optmgmt	*/
162 #define	T_CALL		3		/* struct t_call	*/
163 #define	T_DIS		4		/* struct t_discon	*/
164 #define	T_UNITDATA	5		/* struct t_unitdata	*/
165 #define	T_UDERROR	6		/* struct t_uderr	*/
166 #define	T_INFO		7		/* struct t_info	*/
167 
168 /*
169  * The following bits specify which fields of the above
170  * structures should be allocated by t_structalloc().
171  */
172 #define	T_ADDR	0x01			/* address		*/
173 #define	T_OPT	0x02			/* options		*/
174 #define	T_UDATA	0x04			/* user data		*/
175 #define	T_ALL	0x07			/* all the above	*/
176 
177 /*
178  * the following are the states for the user
179  */
180 
181 #define	T_UNINIT	0		/* uninitialized		*/
182 #define	T_UNBND		1		/* unbound			*/
183 #define	T_IDLE		2		/* idle				*/
184 #define	T_OUTCON	3		/* outgoing connection pending 	*/
185 #define	T_INCON		4		/* incoming connection pending	*/
186 #define	T_DATAXFER	5		/* data transfer		*/
187 #define	T_OUTREL	6		/* outgoing release pending	*/
188 #define	T_INREL		7		/* incoming release pending	*/
189 #define	T_BADSTATE	8		/* illegal state */
190 
191 /*
192  * Flags for t_getname.
193  */
194 #define	LOCALNAME	0
195 #define	REMOTENAME	1
196 
197 extern int t_accept(int fildes, int resfd, struct t_call *call);
198 extern char *t_alloc(int fildes, int struct_type, int fields);
199 extern int t_bind(int fildes, struct t_bind *req, struct t_bind *ret);
200 extern int t_close(int fildes);
201 extern int t_connect(int fildes, struct t_call *sndcall,
202 		    struct t_call *rcvcall);
203 extern void t_error(const char *errmsg);
204 extern int t_free(char *ptr, int struct_type);
205 extern int t_getinfo(int fildes, struct t_info *info);
206 extern int t_getname(int fildes, struct netbuf *name, int type);
207 extern int t_getstate(int fildes);
208 extern int t_listen(int fildes, struct t_call *call);
209 extern int t_look(int fildes);
210 extern int t_open(const char *path, int oflag, struct t_info *info);
211 extern int t_optmgmt(int fildes, struct t_optmgmt *req,
212 		    struct t_optmgmt *ret);
213 extern int t_rcv(int fildes, char *buf, unsigned nbytes, int *flags);
214 extern int t_rcvconnect(int fildes, struct t_call *call);
215 extern int t_rcvdis(int fildes, struct t_discon *discon);
216 extern int t_rcvrel(int fildes);
217 extern int t_rcvudata(int fildes, struct t_unitdata *unitdata, int *flags);
218 extern int t_rcvuderr(int fildes, struct t_uderr *uderr);
219 extern int t_snd(int fildes, char *buf, unsigned nbytes, int flags);
220 extern int t_snddis(int fildes, struct t_call *call);
221 extern int t_sndrel(int fildes);
222 extern int t_sndudata(int fildes, struct t_unitdata *unitdata);
223 extern char *t_strerror(int errnum);
224 extern int t_sync(int fildes);
225 extern int t_unbind(int fildes);
226 
227 /*
228  *	N.B.:  this interface is deprecated.  Use t_strerror() instead.
229  */
230 extern char *t_errlist[];
231 extern int t_nerr;
232 
233 #ifdef	__cplusplus
234 }
235 #endif
236 
237 #endif	/* _SYS_TIUSER_H */
238