sys/compat/darwin/darwin_signal.h

   1 /*      $NetBSD: darwin_signal.h,v 1.15 2007/02/09 21:55:16 ad Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Emmanuel Dreyfus
   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 _DARWIN_SIGNAL_H_
  33 #define _DARWIN_SIGNAL_H_
  34
  35 #define DARWIN_SA_USERTRAMP 0x0100
  36 #define DARWIN_SA_ALLBITS   0x017f
  37
  38 union darwin_sigval {
  39         int sigval_int;
  40         void *sigval_ptr;
  41 };
  42
  43 typedef struct darwin___siginfo {
  44         int darwin_si_signo;
  45         int darwin_si_errno;
  46         int darwin_si_code;
  47         int darwin_si_pid;
  48         unsigned int darwin_si_uid;
  49         int darwin_si_status;
  50         void *darwin_si_addr;
  51         union darwin_sigval darwin_si_value;
  52         long darwin_si_band;
  53         int pad[7];
  54 } darwin_siginfo_t;
  55
  56 struct darwin_ucontext {
  57         int uc_onstack;
  58         sigset13_t uc_sigmask;
  59         stack_t uc_stack;
  60         struct darwin_ucontext *uc_link;
  61         size_t uc_mcsize;
  62         struct darwin_mcontext *uc_mcontext;
  63 };
  64
  65 struct darwin___sigaction {
  66         union {
  67                 void (*__sa_handler)(int);
  68                 void (*__sa_sigaction)(int, struct darwin___siginfo *, void *);
  69         } darwin_sa_handler;
  70         void (*darwin_sa_tramp)(void *, int, int, darwin_siginfo_t *, void *);
  71         sigset13_t darwin_sa_mask;
  72         int darwin_sa_flags;
  73 };
  74
  75 void darwin_sendsig(const ksiginfo_t *, const sigset_t *);
  76 void darwin_trapsignal(struct lwp *, struct ksiginfo *);
  77 int darwin_tracesig(struct proc *, int);
  78 void native_to_darwin_siginfo(const struct ksiginfo *, struct darwin___siginfo *);
  79
  80 #endif /* _DARWIN_SIGNAL_H_ */
  81