xref: /titanic_41/usr/src/uts/common/sys/contract.h (revision 7b209c2cc5ea45251aba06dcc6181d3f23da807a)
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	_SYS_CONTRACT_H
27 #define	_SYS_CONTRACT_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #include <sys/types.h>
32 
33 #ifdef	__cplusplus
34 extern "C" {
35 #endif
36 
37 typedef uint64_t	ctevid_t;
38 
39 /*
40  * Contract parameter maximum size, in bytes
41  */
42 #define	CT_PARAM_MAX_SIZE	8192
43 
44 /*
45  * Common event types
46  */
47 #define	CT_EV_NEGEND	0
48 
49 /*
50  * Level of status detail requested
51  */
52 #define	CTD_COMMON	0	/* No additional detail */
53 #define	CTD_FIXED	1	/* O(1) info */
54 #define	CTD_ALL		2	/* O(n) info */
55 
56 /*
57  * Values for ctev_flags.
58  */
59 #define	CTE_ACK		0x1
60 #define	CTE_INFO	0x2
61 #define	CTE_NEG		0x4
62 
63 #define	CTP_EV_CRITICAL	100
64 #define	CTP_EV_INFO	101
65 #define	CTP_COOKIE	102
66 
67 #define	CTS_NEWCT	"cts_newct"
68 #define	CTS_NEVID	"cts_nevid"
69 
70 typedef enum ctstate {
71 	CTS_OWNED,	/* contract is owned by a process */
72 	CTS_INHERITED,	/* contract has been inherited by its parent */
73 	CTS_ORPHAN,	/* contract has no parent */
74 	CTS_DEAD	/* contract has been destroyed */
75 } ctstate_t;
76 
77 typedef enum ct_typeid {
78 	CTT_PROCESS,	/* process contract */
79 	CTT_DEVICE,	/* device contract */
80 	CTT_MAXTYPE
81 } ct_typeid_t;
82 
83 typedef struct ct_event {
84 	ctid_t	ctev_id;
85 	uint32_t ctev_pad1;
86 	ctevid_t ctev_evid;
87 	ct_typeid_t ctev_cttype;
88 	uint32_t ctev_flags;
89 	uint32_t ctev_type;
90 	uint32_t ctev_nbytes;
91 	uint32_t ctev_goffset;
92 	uint32_t ctev_pad2;
93 	char	*ctev_buffer;
94 } ct_event_t;
95 
96 typedef struct ct_status {
97 	ctid_t	ctst_id;
98 	zoneid_t ctst_zoneid;
99 	ct_typeid_t ctst_type;
100 	pid_t	ctst_holder;
101 	ctstate_t ctst_state;
102 	int	ctst_nevents;
103 	int	ctst_ntime;
104 	int	ctst_qtime;
105 	uint64_t ctst_nevid;
106 	uint_t	ctst_detail;
107 	size_t	ctst_nbytes;
108 	uint_t	ctst_critical;
109 	uint_t	ctst_informative;
110 	uint64_t ctst_cookie;
111 	char	*ctst_buffer;
112 } ct_status_t;
113 
114 typedef struct ct_param {
115 	uint32_t ctpm_id;
116 	uint32_t ctpm_size;
117 	void	 *ctpm_value;
118 } ct_param_t;
119 
120 #ifdef	__cplusplus
121 }
122 #endif
123 
124 #endif	/* _SYS_CONTRACT_H */
125