sys/compat/linux/arch/i386/linux_signal.h

   1 /*      $NetBSD: linux_signal.h,v 1.15 2007/12/04 18:40:14 dsl Exp $    */
   2
   3 /*-
   4  * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Frank van der Linden and Eric Haszlakiewicz.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _I386_LINUX_SIGNAL_H
  33 #define _I386_LINUX_SIGNAL_H
  34
  35 #define LINUX_SIGHUP     1
  36 #define LINUX_SIGINT     2
  37 #define LINUX_SIGQUIT    3
  38 #define LINUX_SIGILL     4
  39 #define LINUX_SIGTRAP    5
  40 #define LINUX_SIGABRT    6
  41 #define LINUX_SIGIOT     6
  42 #define LINUX_SIGBUS     7
  43 #define LINUX_SIGFPE     8
  44 #define LINUX_SIGKILL    9
  45 #define LINUX_SIGUSR1   10
  46 #define LINUX_SIGSEGV   11
  47 #define LINUX_SIGUSR2   12
  48 #define LINUX_SIGPIPE   13
  49 #define LINUX_SIGALRM   14
  50 #define LINUX_SIGTERM   15
  51 #define LINUX_SIGSTKFLT 16
  52 #define LINUX_SIGCHLD   17
  53 #define LINUX_SIGCONT   18
  54 #define LINUX_SIGSTOP   19
  55 #define LINUX_SIGTSTP   20
  56 #define LINUX_SIGTTIN   21
  57 #define LINUX_SIGTTOU   22
  58 #define LINUX_SIGURG    23
  59 #define LINUX_SIGXCPU   24
  60 #define LINUX_SIGXFSZ   25
  61 #define LINUX_SIGVTALRM 26
  62 #define LINUX_SIGPROF   27
  63 #define LINUX_SIGWINCH  28
  64 #define LINUX_SIGIO     29
  65 #define LINUX_SIGPWR    30
  66 #define LINUX_SIGSYS    31
  67 #define LINUX_SIGUNUSED 31
  68 #define LINUX_NSIG      32
  69
  70 /* Min/max real-time linux signal */
  71 #define LINUX_SIGRTMIN          32
  72 #define LINUX_SIGRTMAX          (LINUX__NSIG - 1)
  73
  74 #define LINUX__NSIG             64
  75 #define LINUX__NSIG_BPW         32
  76 #define LINUX__NSIG_WORDS       (LINUX__NSIG / LINUX__NSIG_BPW)
  77
  78 #define LINUX_SIG_BLOCK         0
  79 #define LINUX_SIG_UNBLOCK       1
  80 #define LINUX_SIG_SETMASK       2
  81
  82 /* sa_flags */
  83 #define LINUX_SA_NOCLDSTOP      0x00000001
  84 #define LINUX_SA_NOCLDWAIT      0x00000002
  85 #define LINUX_SA_SIGINFO        0x00000004
  86 #define LINUX_SA_RESTORER       0x04000000
  87 #define LINUX_SA_ONSTACK        0x08000000
  88 #define LINUX_SA_RESTART        0x10000000
  89 #define LINUX_SA_INTERRUPT      0x20000000
  90 #define LINUX_SA_NOMASK         0x40000000
  91 #define LINUX_SA_ONESHOT        0x80000000
  92 #define LINUX_SA_ALLBITS        0xfc000007
  93
  94 #define LINUX_MINSIGSTKSZ       2048
  95
  96 typedef void    (*linux_handler_t)(int);
  97
  98 typedef unsigned long   linux_old_sigset_t;
  99 typedef struct {
 100         unsigned long sig[LINUX__NSIG_WORDS];
 101 } linux_sigset_t;
 102
 103 struct linux_old_sigaction {
 104         linux_handler_t         linux_sa_handler;
 105         linux_old_sigset_t      linux_sa_mask;
 106         unsigned long           linux_sa_flags;
 107         void                    (*linux_sa_restorer)(void);
 108 };
 109
 110 /* Used in rt_* calls */
 111 struct linux_sigaction {
 112         linux_handler_t         linux_sa_handler;
 113         unsigned long           linux_sa_flags;
 114         void                    (*linux_sa_restorer)(void);
 115         linux_sigset_t          linux_sa_mask;
 116 };
 117
 118 struct linux_k_sigaction {
 119         struct linux_sigaction sa;
 120 #define k_sa_restorer   sa.linux_sa_restorer
 121 };
 122
 123 #define LINUX_SS_ONSTACK        1
 124 #define LINUX_SS_DISABLE        2
 125
 126 #define LINUX_MINSIGSTKSZ       2048
 127 #define LINUX_SIGSTKSZ          8192
 128
 129 struct linux_sigaltstack {
 130         void *ss_sp;
 131         int ss_flags;
 132         size_t ss_size;
 133 };
 134
 135 #endif /* !_I386_LINUX_SIGNAL_H */