defs_linux_s390x.go

     1  // Copyright 2016 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package runtime
     6  
     7  import "unsafe"
     8  
     9  const (
    10  	_EINTR  = 0x4
    11  	_EAGAIN = 0xb
    12  	_ENOMEM = 0xc
    13  	_ENOSYS = 0x26
    14  
    15  	_PROT_NONE  = 0x0
    16  	_PROT_READ  = 0x1
    17  	_PROT_WRITE = 0x2
    18  	_PROT_EXEC  = 0x4
    19  
    20  	_MAP_ANON    = 0x20
    21  	_MAP_PRIVATE = 0x2
    22  	_MAP_FIXED   = 0x10
    23  
    24  	_MADV_DONTNEED   = 0x4
    25  	_MADV_FREE       = 0x8
    26  	_MADV_HUGEPAGE   = 0xe
    27  	_MADV_NOHUGEPAGE = 0xf
    28  
    29  	_SA_RESTART = 0x10000000
    30  	_SA_ONSTACK = 0x8000000
    31  	_SA_SIGINFO = 0x4
    32  
    33  	_SI_KERNEL = 0x80
    34  	_SI_TIMER  = -0x2
    35  
    36  	_SIGHUP    = 0x1
    37  	_SIGINT    = 0x2
    38  	_SIGQUIT   = 0x3
    39  	_SIGILL    = 0x4
    40  	_SIGTRAP   = 0x5
    41  	_SIGABRT   = 0x6
    42  	_SIGBUS    = 0x7
    43  	_SIGFPE    = 0x8
    44  	_SIGKILL   = 0x9
    45  	_SIGUSR1   = 0xa
    46  	_SIGSEGV   = 0xb
    47  	_SIGUSR2   = 0xc
    48  	_SIGPIPE   = 0xd
    49  	_SIGALRM   = 0xe
    50  	_SIGSTKFLT = 0x10
    51  	_SIGCHLD   = 0x11
    52  	_SIGCONT   = 0x12
    53  	_SIGSTOP   = 0x13
    54  	_SIGTSTP   = 0x14
    55  	_SIGTTIN   = 0x15
    56  	_SIGTTOU   = 0x16
    57  	_SIGURG    = 0x17
    58  	_SIGXCPU   = 0x18
    59  	_SIGXFSZ   = 0x19
    60  	_SIGVTALRM = 0x1a
    61  	_SIGPROF   = 0x1b
    62  	_SIGWINCH  = 0x1c
    63  	_SIGIO     = 0x1d
    64  	_SIGPWR    = 0x1e
    65  	_SIGSYS    = 0x1f
    66  
    67  	_SIGRTMIN = 0x20
    68  
    69  	_FPE_INTDIV = 0x1
    70  	_FPE_INTOVF = 0x2
    71  	_FPE_FLTDIV = 0x3
    72  	_FPE_FLTOVF = 0x4
    73  	_FPE_FLTUND = 0x5
    74  	_FPE_FLTRES = 0x6
    75  	_FPE_FLTINV = 0x7
    76  	_FPE_FLTSUB = 0x8
    77  
    78  	_BUS_ADRALN = 0x1
    79  	_BUS_ADRERR = 0x2
    80  	_BUS_OBJERR = 0x3
    81  
    82  	_SEGV_MAPERR = 0x1
    83  	_SEGV_ACCERR = 0x2
    84  
    85  	_ITIMER_REAL    = 0x0
    86  	_ITIMER_VIRTUAL = 0x1
    87  	_ITIMER_PROF    = 0x2
    88  
    89  	_CLOCK_THREAD_CPUTIME_ID = 0x3
    90  
    91  	_SIGEV_THREAD_ID = 0x4
    92  
    93  	_EPOLLIN       = 0x1
    94  	_EPOLLOUT      = 0x4
    95  	_EPOLLERR      = 0x8
    96  	_EPOLLHUP      = 0x10
    97  	_EPOLLRDHUP    = 0x2000
    98  	_EPOLLET       = 0x80000000
    99  	_EPOLL_CLOEXEC = 0x80000
   100  	_EPOLL_CTL_ADD = 0x1
   101  	_EPOLL_CTL_DEL = 0x2
   102  	_EPOLL_CTL_MOD = 0x3
   103  )
   104  
   105  type timespec struct {
   106  	tv_sec  int64
   107  	tv_nsec int64
   108  }
   109  
   110  //go:nosplit
   111  func (ts *timespec) setNsec(ns int64) {
   112  	ts.tv_sec = ns / 1e9
   113  	ts.tv_nsec = ns % 1e9
   114  }
   115  
   116  type timeval struct {
   117  	tv_sec  int64
   118  	tv_usec int64
   119  }
   120  
   121  func (tv *timeval) set_usec(x int32) {
   122  	tv.tv_usec = int64(x)
   123  }
   124  
   125  type sigactiont struct {
   126  	sa_handler  uintptr
   127  	sa_flags    uint64
   128  	sa_restorer uintptr
   129  	sa_mask     uint64
   130  }
   131  
   132  type siginfoFields struct {
   133  	si_signo int32
   134  	si_errno int32
   135  	si_code  int32
   136  	// below here is a union; si_addr is the only field we use
   137  	si_addr uint64
   138  }
   139  
   140  type siginfo struct {
   141  	siginfoFields
   142  
   143  	// Pad struct to the max size in the kernel.
   144  	_ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte
   145  }
   146  
   147  type itimerspec struct {
   148  	it_interval timespec
   149  	it_value    timespec
   150  }
   151  
   152  type itimerval struct {
   153  	it_interval timeval
   154  	it_value    timeval
   155  }
   156  
   157  type sigeventFields struct {
   158  	value  uintptr
   159  	signo  int32
   160  	notify int32
   161  	// below here is a union; sigev_notify_thread_id is the only field we use
   162  	sigev_notify_thread_id int32
   163  }
   164  
   165  type sigevent struct {
   166  	sigeventFields
   167  
   168  	// Pad struct to the max size in the kernel.
   169  	_ [_sigev_max_size - unsafe.Sizeof(sigeventFields{})]byte
   170  }
   171  
   172  type epollevent struct {
   173  	events    uint32
   174  	pad_cgo_0 [4]byte
   175  	data      [8]byte // unaligned uintptr
   176  }
   177  
   178  const (
   179  	_O_RDONLY    = 0x0
   180  	_O_NONBLOCK  = 0x800
   181  	_O_CLOEXEC   = 0x80000
   182  	_SA_RESTORER = 0
   183  )
   184  
   185  type stackt struct {
   186  	ss_sp    *byte
   187  	ss_flags int32
   188  	ss_size  uintptr
   189  }
   190  
   191  type sigcontext struct {
   192  	psw_mask uint64
   193  	psw_addr uint64
   194  	gregs    [16]uint64
   195  	aregs    [16]uint32
   196  	fpc      uint32
   197  	fpregs   [16]uint64
   198  }
   199  
   200  type ucontext struct {
   201  	uc_flags    uint64
   202  	uc_link     *ucontext
   203  	uc_stack    stackt
   204  	uc_mcontext sigcontext
   205  	uc_sigmask  uint64
   206  }
   207
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