defs_linux_s390x.go

Documentation: runtime

     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  
    14  	_PROT_NONE  = 0x0
    15  	_PROT_READ  = 0x1
    16  	_PROT_WRITE = 0x2
    17  	_PROT_EXEC  = 0x4
    18  
    19  	_MAP_ANON    = 0x20
    20  	_MAP_PRIVATE = 0x2
    21  	_MAP_FIXED   = 0x10
    22  
    23  	_MADV_DONTNEED   = 0x4
    24  	_MADV_FREE       = 0x8
    25  	_MADV_HUGEPAGE   = 0xe
    26  	_MADV_NOHUGEPAGE = 0xf
    27  	_MADV_COLLAPSE   = 0x19
    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  
    94  type timespec struct {
    95  	tv_sec  int64
    96  	tv_nsec int64
    97  }
    98  
    99  //go:nosplit
   100  func (ts *timespec) setNsec(ns int64) {
   101  	ts.tv_sec = ns / 1e9
   102  	ts.tv_nsec = ns % 1e9
   103  }
   104  
   105  type timeval struct {
   106  	tv_sec  int64
   107  	tv_usec int64
   108  }
   109  
   110  func (tv *timeval) set_usec(x int32) {
   111  	tv.tv_usec = int64(x)
   112  }
   113  
   114  type sigactiont struct {
   115  	sa_handler  uintptr
   116  	sa_flags    uint64
   117  	sa_restorer uintptr
   118  	sa_mask     uint64
   119  }
   120  
   121  type siginfoFields struct {
   122  	si_signo int32
   123  	si_errno int32
   124  	si_code  int32
   125  	// below here is a union; si_addr is the only field we use
   126  	si_addr uint64
   127  }
   128  
   129  type siginfo struct {
   130  	siginfoFields
   131  
   132  	// Pad struct to the max size in the kernel.
   133  	_ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte
   134  }
   135  
   136  type itimerspec struct {
   137  	it_interval timespec
   138  	it_value    timespec
   139  }
   140  
   141  type itimerval struct {
   142  	it_interval timeval
   143  	it_value    timeval
   144  }
   145  
   146  type sigeventFields struct {
   147  	value  uintptr
   148  	signo  int32
   149  	notify int32
   150  	// below here is a union; sigev_notify_thread_id is the only field we use
   151  	sigev_notify_thread_id int32
   152  }
   153  
   154  type sigevent struct {
   155  	sigeventFields
   156  
   157  	// Pad struct to the max size in the kernel.
   158  	_ [_sigev_max_size - unsafe.Sizeof(sigeventFields{})]byte
   159  }
   160  
   161  const (
   162  	_O_RDONLY    = 0x0
   163  	_O_WRONLY    = 0x1
   164  	_O_CREAT     = 0x40
   165  	_O_TRUNC     = 0x200
   166  	_O_NONBLOCK  = 0x800
   167  	_O_CLOEXEC   = 0x80000
   168  	_SA_RESTORER = 0
   169  )
   170  
   171  type stackt struct {
   172  	ss_sp    *byte
   173  	ss_flags int32
   174  	ss_size  uintptr
   175  }
   176  
   177  type sigcontext struct {
   178  	psw_mask uint64
   179  	psw_addr uint64
   180  	gregs    [16]uint64
   181  	aregs    [16]uint32
   182  	fpc      uint32
   183  	fpregs   [16]uint64
   184  }
   185  
   186  type ucontext struct {
   187  	uc_flags    uint64
   188  	uc_link     *ucontext
   189  	uc_stack    stackt
   190  	uc_mcontext sigcontext
   191  	uc_sigmask  uint64
   192  }
   193
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