1 /* $NetBSD: linux_siginfo.h,v 1.5 2008/04/28 20:23:43 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Eric Haszlakiewicz and 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 _MIPS_LINUX_SIGINFO_H 33 #define _MIPS_LINUX_SIGINFO_H 34 35 /* 36 * Everything is from Linux's include/asm-mips/siginfo.h 37 */ 38 typedef union linux_sigval { 39 int sival_int; 40 void *sival_ptr; 41 } linux_sigval_t; 42 43 #define SI_MAX_SIZE 128 44 #define SI_PAD_SIZE ((SI_MAX_SIZE/sizeof(int)) - 3) 45 46 typedef struct linux_siginfo { 47 int lsi_signo; 48 int lsi_code; 49 int lsi_errno; 50 union { 51 int _pad[SI_PAD_SIZE]; 52 53 /* kill() */ 54 struct { 55 linux_pid_t _pid; 56 linux_uid_t _uid; 57 } _kill; 58 59 /* SIGCHLD */ 60 struct { 61 linux_pid_t _pid; 62 linux_uid_t _uid; 63 linux_clock_t _utime; 64 int _status; 65 linux_clock_t _stime; 66 } _sigchld; 67 68 /* IRIX SIGCHLD */ 69 struct { 70 pid_t _pid; 71 linux_clock_t _utime; 72 int _status; 73 linux_clock_t _stime; 74 } _irix_sigchld; 75 76 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */ 77 struct { 78 void *_addr; 79 } _sigfault; 80 81 /* SIGPOLL, SIGXFSZ (To do ...) */ 82 struct { 83 int _band; 84 int _fd; 85 } _sigpoll; 86 87 /* POSIX.1b timers */ 88 struct { 89 unsigned int _timer1; 90 unsigned int _timer2; 91 } _timer; 92 93 /* POSIX.1b signals */ 94 struct { 95 linux_pid_t _pid; 96 linux_uid_t _uid; 97 linux_sigval_t _sigval; 98 } _rt; 99 100 } _sidata; /* This is _sifields for Linux/mips */ 101 } linux_siginfo_t; 102 103 #define lsi_pid _sidata._kill._pid 104 #define lsi_uid _sidata._kill._uid 105 106 /* 107 * si_code values 108 * Digital reserves positive values for kernel-generated signals. 109 */ 110 #define LINUX__SI_CODE(T,N) ((T) << 16 | ((N) & 0xffff)) 111 112 #define LINUX_SI_USER 0 113 #define LINUX_SI_KERNEL 0x80 114 #define LINUX_SI_QUEUE -1 115 #define LINUX_SI_ASYNCIO -2 116 #define LINUX_SI_TIMER LINUX__SI_CODE(__SI_TIMER,-3) 117 #define LINUX_SI_MESGQ -4 118 #define LINUX_SI_SIGIO -5 119 120 #define LINUX_SI_FROMUSER(siptr) ((siptr)->si_code <= 0) 121 #define LINUX_SI_FROMKERENL(siptr) ((siptr)->si_code > 0) 122 123 124 #endif /* !_MIPS_LINUX_SIGINFO_H */ 125