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  	_MADV_COLLAPSE   = 0x19
    29  
    30  	_SA_RESTART = 0x10000000
    31  	_SA_ONSTACK = 0x8000000
    32  	_SA_SIGINFO = 0x4
    33  
    34  	_SI_KERNEL = 0x80
    35  	_SI_TIMER  = -0x2
    36  
    37  	_SIGHUP    = 0x1
    38  	_SIGINT    = 0x2
    39  	_SIGQUIT   = 0x3
    40  	_SIGILL    = 0x4
    41  	_SIGTRAP   = 0x5
    42  	_SIGABRT   = 0x6
    43  	_SIGBUS    = 0x7
    44  	_SIGFPE    = 0x8
    45  	_SIGKILL   = 0x9
    46  	_SIGUSR1   = 0xa
    47  	_SIGSEGV   = 0xb
    48  	_SIGUSR2   = 0xc
    49  	_SIGPIPE   = 0xd
    50  	_SIGALRM   = 0xe
    51  	_SIGSTKFLT = 0x10
    52  	_SIGCHLD   = 0x11
    53  	_SIGCONT   = 0x12
    54  	_SIGSTOP   = 0x13
    55  	_SIGTSTP   = 0x14
    56  	_SIGTTIN   = 0x15
    57  	_SIGTTOU   = 0x16
    58  	_SIGURG    = 0x17
    59  	_SIGXCPU   = 0x18
    60  	_SIGXFSZ   = 0x19
    61  	_SIGVTALRM = 0x1a
    62  	_SIGPROF   = 0x1b
    63  	_SIGWINCH  = 0x1c
    64  	_SIGIO     = 0x1d
    65  	_SIGPWR    = 0x1e
    66  	_SIGSYS    = 0x1f
    67  
    68  	_SIGRTMIN = 0x20
    69  
    70  	_FPE_INTDIV = 0x1
    71  	_FPE_INTOVF = 0x2
    72  	_FPE_FLTDIV = 0x3
    73  	_FPE_FLTOVF = 0x4
    74  	_FPE_FLTUND = 0x5
    75  	_FPE_FLTRES = 0x6
    76  	_FPE_FLTINV = 0x7
    77  	_FPE_FLTSUB = 0x8
    78  
    79  	_BUS_ADRALN = 0x1
    80  	_BUS_ADRERR = 0x2
    81  	_BUS_OBJERR = 0x3
    82  
    83  	_SEGV_MAPERR = 0x1
    84  	_SEGV_ACCERR = 0x2
    85  
    86  	_ITIMER_REAL    = 0x0
    87  	_ITIMER_VIRTUAL = 0x1
    88  	_ITIMER_PROF    = 0x2
    89  
    90  	_CLOCK_THREAD_CPUTIME_ID = 0x3
    91  
    92  	_SIGEV_THREAD_ID = 0x4
    93  )
    94  
    95  type timespec struct {
    96  	tv_sec  int64
    97  	tv_nsec int64
    98  }
    99  
   100  //go:nosplit
   101  func (ts *timespec) setNsec(ns int64) {
   102  	ts.tv_sec = ns / 1e9
   103  	ts.tv_nsec = ns % 1e9
   104  }
   105  
   106  type timeval struct {
   107  	tv_sec  int64
   108  	tv_usec int64
   109  }
   110  
   111  func (tv *timeval) set_usec(x int32) {
   112  	tv.tv_usec = int64(x)
   113  }
   114  
   115  type sigactiont struct {
   116  	sa_handler  uintptr
   117  	sa_flags    uint64
   118  	sa_restorer uintptr
   119  	sa_mask     uint64
   120  }
   121  
   122  type siginfoFields struct {
   123  	si_signo int32
   124  	si_errno int32
   125  	si_code  int32
   126  	// below here is a union; si_addr is the only field we use
   127  	si_addr uint64
   128  }
   129  
   130  type siginfo struct {
   131  	siginfoFields
   132  
   133  	// Pad struct to the max size in the kernel.
   134  	_ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte
   135  }
   136  
   137  type itimerspec struct {
   138  	it_interval timespec
   139  	it_value    timespec
   140  }
   141  
   142  type itimerval struct {
   143  	it_interval timeval
   144  	it_value    timeval
   145  }
   146  
   147  type sigeventFields struct {
   148  	value  uintptr
   149  	signo  int32
   150  	notify int32
   151  	// below here is a union; sigev_notify_thread_id is the only field we use
   152  	sigev_notify_thread_id int32
   153  }
   154  
   155  type sigevent struct {
   156  	sigeventFields
   157  
   158  	// Pad struct to the max size in the kernel.
   159  	_ [_sigev_max_size - unsafe.Sizeof(sigeventFields{})]byte
   160  }
   161  
   162  const (
   163  	_O_RDONLY    = 0x0
   164  	_O_WRONLY    = 0x1
   165  	_O_CREAT     = 0x40
   166  	_O_TRUNC     = 0x200
   167  	_O_NONBLOCK  = 0x800
   168  	_O_CLOEXEC   = 0x80000
   169  	_SA_RESTORER = 0
   170  )
   171  
   172  type stackt struct {
   173  	ss_sp    *byte
   174  	ss_flags int32
   175  	ss_size  uintptr
   176  }
   177  
   178  type sigcontext struct {
   179  	psw_mask uint64
   180  	psw_addr uint64
   181  	gregs    [16]uint64
   182  	aregs    [16]uint32
   183  	fpc      uint32
   184  	fpregs   [16]uint64
   185  }
   186  
   187  type ucontext struct {
   188  	uc_flags    uint64
   189  	uc_link     *ucontext
   190  	uc_stack    stackt
   191  	uc_mcontext sigcontext
   192  	uc_sigmask  uint64
   193  }
   194
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