system_cmds/lskq.tproj/common.h

   1 /*
   2  * Copyright (c) 2015 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 #ifndef _LSKQ_COMMON_H_
  25 #define _LSKQ_COMMON_H_
  26
  27 #include <stdint.h>
  28
  29 #ifndef __enum_open
  30 #if __has_attribute(enum_extensibility)
  31 #define __enum_open __attribute__((__enum_extensibility__(open)))
  32 #define __enum_closed __attribute__((__enum_extensibility__(closed)))
  33 #else
  34 #define __enum_open
  35 #define __enum_closed
  36 #endif // __has_attribute(enum_extensibility)
  37 #endif
  38
  39 #ifndef __enum_options
  40 #if __has_attribute(flag_enum)
  41 #define __enum_options __attribute__((__flag_enum__))
  42 #else
  43 #define __enum_options
  44 #endif
  45 #endif
  46
  47 #ifndef __enum_decl
  48 #define __enum_decl(_name, _type, ...) \
  49                 typedef _type _name; enum __VA_ARGS__ __enum_open
  50 #define __options_decl(_name, _type, ...) \
  51                 typedef _type _name; enum __VA_ARGS__ __enum_open __enum_options
  52 #endif
  53
  54 /*
  55  * This file must be kept in sync with xnu headers
  56  */
  57
  58 /*
  59  * bsd/sys/event.h
  60  */
  61 __options_decl(kn_status_t, uint16_t /* 12 bits really */, {
  62         KN_ACTIVE         = 0x001,  /* event has been triggered */
  63         KN_QUEUED         = 0x002,  /* event is on queue */
  64         KN_DISABLED       = 0x004,  /* event is disabled */
  65         KN_DROPPING       = 0x008,  /* knote is being dropped */
  66         KN_LOCKED         = 0x010,  /* knote is locked (kq_knlocks) */
  67         KN_POSTING        = 0x020,  /* f_event() in flight */
  68         KN_STAYACTIVE     = 0x040,  /* force event to stay active */
  69         KN_DEFERDELETE    = 0x080,  /* defer delete until re-enabled */
  70         KN_MERGE_QOS      = 0x100,  /* f_event() / f_* ran concurrently and overrides must merge */
  71         KN_REQVANISH      = 0x200,  /* requested EV_VANISH */
  72         KN_VANISHED       = 0x400,  /* has vanished */
  73         KN_SUPPRESSED     = 0x800,  /* event is suppressed during delivery */
  74 });
  75
  76 /*
  77  * bsd/sys/eventvar.h
  78  */
  79 __options_decl(kq_state_t, uint16_t, {
  80         KQ_SEL            = 0x0001, /* select was recorded for kq */
  81         KQ_SLEEP          = 0x0002, /* thread is waiting for events */
  82         KQ_PROCWAIT       = 0x0004, /* thread waiting for processing */
  83         KQ_KEV32          = 0x0008, /* kq is used with 32-bit events */
  84         KQ_KEV64          = 0x0010, /* kq is used with 64-bit events */
  85         KQ_KEV_QOS        = 0x0020, /* kq events carry QoS info */
  86         KQ_WORKQ          = 0x0040, /* KQ is bound to process workq */
  87         KQ_WORKLOOP       = 0x0080, /* KQ is part of a workloop */
  88         KQ_PROCESSING     = 0x0100, /* KQ is being processed */
  89         KQ_DRAIN          = 0x0200, /* kq is draining */
  90         KQ_WAKEUP         = 0x0400, /* kq awakened while processing */
  91         KQ_DYNAMIC        = 0x0800, /* kqueue is dynamically managed */
  92         KQ_R2K_ARMED      = 0x1000, /* ast notification armed */
  93         KQ_HAS_TURNSTILE  = 0x2000, /* this kqueue has a turnstile */
  94 });
  95
  96 /*
  97  * bsd/pthread/workqueue_internal.h
  98  */
  99 __enum_decl(workq_tr_state_t, uint8_t, {
 100         WORKQ_TR_STATE_IDLE        = 0, /* request isn't in flight       */
 101         WORKQ_TR_STATE_NEW         = 1, /* request is being initiated    */
 102         WORKQ_TR_STATE_QUEUED      = 2, /* request is being queued       */
 103         WORKQ_TR_STATE_CANCELED    = 3, /* request is canceled           */
 104         WORKQ_TR_STATE_BINDING     = 4, /* request is preposted for bind */
 105         WORKQ_TR_STATE_BOUND       = 5, /* request is bound to a thread  */
 106 });
 107
 108
 109 /*
 110  * bsd/sys/signal.h
 111  */
 112 static const char *
 113 sig_strs[] = {
 114         [0]  = "<UNKN>",
 115         [1]  = "SIGHUP",
 116         [2]  = "SIGINT",
 117         [3]  = "SIGQUIT",
 118         [4]  = "SIGILL",
 119         [5]  = "SIGTRAP",
 120         [6]  = "SIGABRT",
 121         [7]  = "SIGEMT",
 122         [8]  = "SIGFPE",
 123         [9]  = "SIGKILL",
 124         [10] = "SIGBUS",
 125         [11] = "SIGSEGV",
 126         [12] = "SIGSYS",
 127         [13] = "SIGPIPE",
 128         [14] = "SIGALRM",
 129         [15] = "SIGTERM",
 130         [16] = "SIGURG",
 131         [17] = "SIGSTOP",
 132         [18] = "SIGTSTP",
 133         [19] = "SIGCONT",
 134         [20] = "SIGCHLD",
 135         [21] = "SIGTTIN",
 136         [22] = "SIGTTOU",
 137         [23] = "SIGIO",
 138         [24] = "SIGXCPU",
 139         [25] = "SIGXFSZ",
 140         [26] = "SIGVTALRM",
 141         [27] = "SIGPROF",
 142         [28] = "SIGWINCH",
 143         [29] = "SIGINFO",
 144         [30] = "SIGUSR1",
 145         [31] = "SIGUSR2"
 146 };
 147
 148 /*
 149  * bsd/sys/event.h: EVFILT_*
 150  */
 151 static const char *
 152 filt_strs[] = {
 153         NULL,
 154         "READ",
 155         "WRITE",
 156         "AIO",
 157         "VNODE",
 158         "PROC",
 159         "SIGNAL",
 160         "TIMER",
 161         "MACHPORT",
 162         "FS",
 163         "USER",
 164         "<inval>",
 165         "VM",
 166         "SOCK",
 167         "MEMSTATUS",
 168         "EXCEPT",
 169         "CHANNEL",
 170         "WORKLOOP",
 171 };
 172
 173 /*
 174  * bsd/sys/proc_info.h: PROX_FDTYPE_*
 175  */
 176 static const char *
 177 fdtype_strs[] = {
 178         "ATALK",
 179         "VNODE",
 180         "SOCKET",
 181         "PSHM",
 182         "PSEM",
 183         "KQUEUE",
 184         "PIPE",
 185         "FSEVENTS",
 186         "ATALK",
 187         "POLICY",
 188         "CHANNEL",
 189         "NEXUS",
 190 };
 191
 192 #endif /* _LSKQ_COMMON_H_ */