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      1 /*	$NetBSD: siginfo.h,v 1.9 2019/11/18 12:06:26 rin 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 Christos Zoulas.
      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	_COMPAT_SYS_SIGINFO_H_
     33 #define	_COMPAT_SYS_SIGINFO_H_
     34 
     35 #ifdef _KERNEL
     36 
     37 /* Avoids circular dependency with machine/netbsd32_machdep.h */
     38 #if defined(__x86_64__) || (defined(__arm__) && defined(__ARM_EABI__))
     39 #define NETBSD32_SIGINFO_UINT64_ALIGN __attribute__((__aligned__(4)))
     40 #else
     41 #define NETBSD32_SIGINFO_UINT64_ALIGN __attribute__((__aligned__(8)))
     42 #endif
     43 typedef uint64_t netbsd32_siginfo_uint64 NETBSD32_SIGINFO_UINT64_ALIGN;
     44 #undef NETBSD32_SIGINFO_UINT64_ALIGN
     45 
     46 typedef union sigval32 {
     47 	int sival_int;
     48 	uint32_t sival_ptr;
     49 } sigval32_t;
     50 
     51 struct __ksiginfo32 {
     52 	int	_signo;
     53 	int	_code;
     54 	int	_errno;
     55 
     56 	union {
     57 		struct {
     58 			pid_t _pid;
     59 			uid_t _uid;
     60 			sigval32_t _value;
     61 		} _rt;
     62 
     63 		struct {
     64 			pid_t _pid;
     65 			uid_t _uid;
     66 			int _status;
     67 			clock_t _utime;
     68 			clock_t _stime;
     69 		} _child;
     70 
     71 		struct {
     72 			uint32_t _addr;
     73 			int _trap;
     74 		} _fault;
     75 
     76 		struct {
     77 			int32_t _band;
     78 			int _fd;
     79 		} _poll;
     80 
     81 		struct {
     82 			int	_sysnum;
     83 			int	_retval[2];
     84 			int	_error;
     85 			netbsd32_siginfo_uint64 _args[8]; /* SYS_MAXSYSARGS */
     86 		} _syscall;
     87 
     88 		struct {
     89 			int	_pe_report_event;
     90 			union {
     91 				pid_t	_pe_other_pid;
     92 				lwpid_t	_pe_lwp;
     93 			} _option;
     94 		} _ptrace_state;
     95 	} _reason;
     96 };
     97 
     98 typedef union siginfo32 {
     99 	char	si_pad[128];
    100 	struct __ksiginfo32 _info;
    101 } siginfo32_t;
    102 
    103 #endif /* _KERNEL */
    104 
    105 #endif /* !_COMPAT_SYS_SIGINFO_H_ */
    106