usr/src/uts/common/sys/contract.h

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