xref: /titanic_44/usr/src/uts/common/avs/ncall/ncall.h (revision a60349c89adffc0902b2353230891d8e7f2b24d9)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_NCALL_H
27 #define	_NCALL_H
28 
29 #ifdef __cplusplus
30 extern "C" {
31 #endif
32 
33 #ifndef DS_DDICT
34 #include <sys/time.h>
35 #endif
36 
37 #ifdef _KERNEL
38 
39 /*
40  * ncall_t is opaque RPC pointer
41  */
42 typedef	struct ncall_s {
43 	int	opaque;
44 } ncall_t;
45 
46 #define	NCALL_DATA_SZ	8192	/* ncall_put/get_data max size */
47 #define	NCALL_BROADCAST_ID	(-2) /* magic broadcast nodeid */
48 /*
49  * ncall send flags
50  */
51 #define	NCALL_PEND	1	/* disconnect immediately */
52 #define	NCALL_UNUSED	2	/* unused */
53 #define	NCALL_ASYNC	4	/* asynchronous	send (ncall_free implied) */
54 #define	NCALL_RDATA	8	/* allocate a buffer to receive data in */
55 
56 extern void ncall_register_svc(int, void (*)(ncall_t *, int *));
57 extern void ncall_unregister_svc(int);
58 
59 extern int  ncall_nodeid(char *);
60 extern char *ncall_nodename(int);
61 extern int  ncall_mirror(int);
62 extern int  ncall_self(void);
63 
64 extern int  ncall_alloc(int, int, int, ncall_t **);
65 extern int  ncall_timedsend(ncall_t *, int, int, struct timeval *, ...);
66 extern int  ncall_timedsendnotify(ncall_t *, int, int, struct timeval *,
67     void (*)(ncall_t *, void *), void *, ...);
68 extern int  ncall_broadcast(ncall_t *, int, int, struct timeval *, ...);
69 extern int  ncall_send(ncall_t *, int, int, ...);
70 extern int  ncall_read_reply(ncall_t *, int, ...);
71 extern void ncall_reset(ncall_t *);
72 extern void ncall_free(ncall_t *);
73 
74 extern int  ncall_put_data(ncall_t *, void *, int);
75 extern int  ncall_get_data(ncall_t *, void *, int);
76 
77 extern int  ncall_sender(ncall_t *);
78 extern void ncall_reply(ncall_t *, ...);
79 extern void ncall_pend(ncall_t	*);
80 extern void ncall_done(ncall_t	*);
81 extern int ncall_ping(char *, int *);
82 extern int ncall_maxnodes(void);
83 extern int ncall_nextnode(void **);
84 extern int ncall_errcode(ncall_t *, int *);
85 
86 #endif /* _KERNEL */
87 
88 #define	NCALLNMLN	257
89 
90 /*
91  * Basic node info
92  */
93 typedef struct ncall_node_s {
94 	char nc_nodename[NCALLNMLN];	/* Nodename */
95 	int nc_nodeid;			/* Nodeid */
96 } ncall_node_t;
97 
98 
99 #define	_NCIOC_(x)	(('N'<<16)|('C'<<8)|(x))
100 
101 #define	NC_IOC_GETNODE	_NCIOC_(0)	/* return this node */
102 #define	NC_IOC_START	_NCIOC_(1)	/* ncall core and stubs start */
103 #define	NC_IOC_STOP	_NCIOC_(2)	/* ncall stop */
104 #define	NC_IOC_GETNETNODES	_NCIOC_(3)	/* ncalladm -i */
105 #define	NC_IOC_PING	_NCIOC_(4)	/* ncalladm -p */
106 /*
107  * _NCIOC_(5) to _NCIOC_(20) are reserved for the implementation module
108  */
109 
110 #define	NCALL_NSC	100	/* 100 - 109 */
111 #define	NCALL_UNUSED1	110	/* 110 - 119 */
112 #define	NCALL_UNUSED2	120	/* 120 - 129 */
113 #define	NCALL_SDBC	130	/* 130 - 149 */
114 #define	NCALL_STE	150	/* 150 - 159 */
115 #define	NCALL_HM	160	/* 160 - 169 */
116 
117 #ifdef __cplusplus
118 }
119 #endif
120 
121 #endif	/* _NCALL_H */
122