arch/m68k/include/asm/siginfo_mm.h

   1 #ifndef _M68K_SIGINFO_H
   2 #define _M68K_SIGINFO_H
   3
   4 #define HAVE_ARCH_SIGINFO_T
   5 #define HAVE_ARCH_COPY_SIGINFO
   6
   7 #include <asm-generic/siginfo.h>
   8
   9 typedef struct siginfo {
  10         int si_signo;
  11         int si_errno;
  12         int si_code;
  13
  14         union {
  15                 int _pad[SI_PAD_SIZE];
  16
  17                 /* kill() */
  18                 struct {
  19                         __kernel_pid_t _pid;    /* sender's pid */
  20                         __kernel_uid_t _uid;    /* backwards compatibility */
  21                         __kernel_uid32_t _uid32; /* sender's uid */
  22                 } _kill;
  23
  24                 /* POSIX.1b timers */
  25                 struct {
  26                         timer_t _tid;           /* timer id */
  27                         int _overrun;           /* overrun count */
  28                         char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
  29                         sigval_t _sigval;       /* same as below */
  30                         int _sys_private;       /* not to be passed to user */
  31                 } _timer;
  32
  33                 /* POSIX.1b signals */
  34                 struct {
  35                         __kernel_pid_t _pid;    /* sender's pid */
  36                         __kernel_uid_t _uid;    /* backwards compatibility */
  37                         sigval_t _sigval;
  38                         __kernel_uid32_t _uid32; /* sender's uid */
  39                 } _rt;
  40
  41                 /* SIGCHLD */
  42                 struct {
  43                         __kernel_pid_t _pid;    /* which child */
  44                         __kernel_uid_t _uid;    /* backwards compatibility */
  45                         int _status;            /* exit code */
  46                         clock_t _utime;
  47                         clock_t _stime;
  48                         __kernel_uid32_t _uid32; /* sender's uid */
  49                 } _sigchld;
  50
  51                 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
  52                 struct {
  53                         void *_addr; /* faulting insn/memory ref. */
  54                 } _sigfault;
  55
  56                 /* SIGPOLL */
  57                 struct {
  58                         int _band;      /* POLL_IN, POLL_OUT, POLL_MSG */
  59                         int _fd;
  60                 } _sigpoll;
  61         } _sifields;
  62 } siginfo_t;
  63
  64 #define UID16_SIGINFO_COMPAT_NEEDED
  65
  66 /*
  67  * How these fields are to be accessed.
  68  */
  69 #undef si_uid
  70 #ifdef __KERNEL__
  71 #define si_uid          _sifields._kill._uid32
  72 #define si_uid16        _sifields._kill._uid
  73 #else
  74 #define si_uid          _sifields._kill._uid
  75 #endif
  76
  77 #ifdef __KERNEL__
  78
  79 #include <linux/string.h>
  80
  81 static inline void copy_siginfo(struct siginfo *to, struct siginfo *from)
  82 {
  83         if (from->si_code < 0)
  84                 memcpy(to, from, sizeof(*to));
  85         else
  86                 /* _sigchld is currently the largest know union member */
  87                 memcpy(to, from, 3*sizeof(int) + sizeof(from->_sifields._sigchld));
  88 }
  89
  90 #endif /* __KERNEL__ */
  91
  92 #endif