arch/mips/include/uapi/asm/siginfo.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (C) 1998, 1999, 2001, 2003 Ralf Baechle
   7  * Copyright (C) 2000, 2001 Silicon Graphics, Inc.
   8  */
   9 #ifndef _UAPI_ASM_SIGINFO_H
  10 #define _UAPI_ASM_SIGINFO_H
  11
  12
  13 #define __ARCH_SIGEV_PREAMBLE_SIZE (sizeof(long) + 2*sizeof(int))
  14 #undef __ARCH_SI_TRAPNO /* exception code needs to fill this ...  */
  15
  16 #define HAVE_ARCH_SIGINFO_T
  17
  18 /*
  19  * We duplicate the generic versions - <asm-generic/siginfo.h> is just borked
  20  * by design ...
  21  */
  22 #define HAVE_ARCH_COPY_SIGINFO
  23 struct siginfo;
  24
  25 /*
  26  * Careful to keep union _sifields from shifting ...
  27  */
  28 #if _MIPS_SZLONG == 32
  29 #define __ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int))
  30 #elif _MIPS_SZLONG == 64
  31 #define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
  32 #else
  33 #error _MIPS_SZLONG neither 32 nor 64
  34 #endif
  35
  36 #define __ARCH_SIGSYS
  37
  38 #include <asm-generic/siginfo.h>
  39
  40 typedef struct siginfo {
  41         int si_signo;
  42         int si_code;
  43         int si_errno;
  44         int __pad0[SI_MAX_SIZE / sizeof(int) - SI_PAD_SIZE - 3];
  45
  46         union {
  47                 int _pad[SI_PAD_SIZE];
  48
  49                 /* kill() */
  50                 struct {
  51                         pid_t _pid;             /* sender's pid */
  52                         __ARCH_SI_UID_T _uid;   /* sender's uid */
  53                 } _kill;
  54
  55                 /* POSIX.1b timers */
  56                 struct {
  57                         timer_t _tid;           /* timer id */
  58                         int _overrun;           /* overrun count */
  59                         char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
  60                         sigval_t _sigval;       /* same as below */
  61                         int _sys_private;       /* not to be passed to user */
  62                 } _timer;
  63
  64                 /* POSIX.1b signals */
  65                 struct {
  66                         pid_t _pid;             /* sender's pid */
  67                         __ARCH_SI_UID_T _uid;   /* sender's uid */
  68                         sigval_t _sigval;
  69                 } _rt;
  70
  71                 /* SIGCHLD */
  72                 struct {
  73                         pid_t _pid;             /* which child */
  74                         __ARCH_SI_UID_T _uid;   /* sender's uid */
  75                         int _status;            /* exit code */
  76                         clock_t _utime;
  77                         clock_t _stime;
  78                 } _sigchld;
  79
  80                 /* IRIX SIGCHLD */
  81                 struct {
  82                         pid_t _pid;             /* which child */
  83                         clock_t _utime;
  84                         int _status;            /* exit code */
  85                         clock_t _stime;
  86                 } _irix_sigchld;
  87
  88                 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
  89                 struct {
  90                         void __user *_addr; /* faulting insn/memory ref. */
  91 #ifdef __ARCH_SI_TRAPNO
  92                         int _trapno;    /* TRAP # which caused the signal */
  93 #endif
  94                         short _addr_lsb;
  95                 } _sigfault;
  96
  97                 /* SIGPOLL, SIGXFSZ (To do ...)  */
  98                 struct {
  99                         __ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */
 100                         int _fd;
 101                 } _sigpoll;
 102
 103                 /* SIGSYS */
 104                 struct {
 105                         void __user *_call_addr; /* calling user insn */
 106                         int _syscall;   /* triggering system call number */
 107                         unsigned int _arch;     /* AUDIT_ARCH_* of syscall */
 108                 } _sigsys;
 109         } _sifields;
 110 } siginfo_t;
 111
 112 /*
 113  * si_code values
 114  * Again these have been chosen to be IRIX compatible.
 115  */
 116 #undef SI_ASYNCIO
 117 #undef SI_TIMER
 118 #undef SI_MESGQ
 119 #define SI_ASYNCIO      -2      /* sent by AIO completion */
 120 #define SI_TIMER __SI_CODE(__SI_TIMER, -3) /* sent by timer expiration */
 121 #define SI_MESGQ __SI_CODE(__SI_MESGQ, -4) /* sent by real time mesq state change */
 122
 123
 124 #endif /* _UAPI_ASM_SIGINFO_H */