Source file src/runtime/defs_linux_386.go

     1  // created by cgo -cdefs and then converted to Go
     2  // cgo -cdefs defs2_linux.go
     3  
     4  package runtime
     5  
     6  import "unsafe"
     7  
     8  const (
     9  	_EINTR  = 0x4
    10  	_EAGAIN = 0xb
    11  	_ENOMEM = 0xc
    12  
    13  	_PROT_NONE  = 0x0
    14  	_PROT_READ  = 0x1
    15  	_PROT_WRITE = 0x2
    16  	_PROT_EXEC  = 0x4
    17  
    18  	_MAP_ANON    = 0x20
    19  	_MAP_PRIVATE = 0x2
    20  	_MAP_FIXED   = 0x10
    21  
    22  	_MADV_DONTNEED   = 0x4
    23  	_MADV_FREE       = 0x8
    24  	_MADV_HUGEPAGE   = 0xe
    25  	_MADV_NOHUGEPAGE = 0xf
    26  
    27  	_SA_RESTART  = 0x10000000
    28  	_SA_ONSTACK  = 0x8000000
    29  	_SA_RESTORER = 0x4000000
    30  	_SA_SIGINFO  = 0x4
    31  
    32  	_SI_KERNEL = 0x80
    33  	_SI_TIMER  = -0x2
    34  
    35  	_SIGHUP    = 0x1
    36  	_SIGINT    = 0x2
    37  	_SIGQUIT   = 0x3
    38  	_SIGILL    = 0x4
    39  	_SIGTRAP   = 0x5
    40  	_SIGABRT   = 0x6
    41  	_SIGBUS    = 0x7
    42  	_SIGFPE    = 0x8
    43  	_SIGKILL   = 0x9
    44  	_SIGUSR1   = 0xa
    45  	_SIGSEGV   = 0xb
    46  	_SIGUSR2   = 0xc
    47  	_SIGPIPE   = 0xd
    48  	_SIGALRM   = 0xe
    49  	_SIGSTKFLT = 0x10
    50  	_SIGCHLD   = 0x11
    51  	_SIGCONT   = 0x12
    52  	_SIGSTOP   = 0x13
    53  	_SIGTSTP   = 0x14
    54  	_SIGTTIN   = 0x15
    55  	_SIGTTOU   = 0x16
    56  	_SIGURG    = 0x17
    57  	_SIGXCPU   = 0x18
    58  	_SIGXFSZ   = 0x19
    59  	_SIGVTALRM = 0x1a
    60  	_SIGPROF   = 0x1b
    61  	_SIGWINCH  = 0x1c
    62  	_SIGIO     = 0x1d
    63  	_SIGPWR    = 0x1e
    64  	_SIGSYS    = 0x1f
    65  
    66  	_SIGRTMIN = 0x20
    67  
    68  	_FPE_INTDIV = 0x1
    69  	_FPE_INTOVF = 0x2
    70  	_FPE_FLTDIV = 0x3
    71  	_FPE_FLTOVF = 0x4
    72  	_FPE_FLTUND = 0x5
    73  	_FPE_FLTRES = 0x6
    74  	_FPE_FLTINV = 0x7
    75  	_FPE_FLTSUB = 0x8
    76  
    77  	_BUS_ADRALN = 0x1
    78  	_BUS_ADRERR = 0x2
    79  	_BUS_OBJERR = 0x3
    80  
    81  	_SEGV_MAPERR = 0x1
    82  	_SEGV_ACCERR = 0x2
    83  
    84  	_ITIMER_REAL    = 0x0
    85  	_ITIMER_VIRTUAL = 0x1
    86  	_ITIMER_PROF    = 0x2
    87  
    88  	_CLOCK_THREAD_CPUTIME_ID = 0x3
    89  
    90  	_SIGEV_THREAD_ID = 0x4
    91  
    92  	_O_RDONLY   = 0x0
    93  	_O_NONBLOCK = 0x800
    94  	_O_CLOEXEC  = 0x80000
    95  
    96  	_EPOLLIN       = 0x1
    97  	_EPOLLOUT      = 0x4
    98  	_EPOLLERR      = 0x8
    99  	_EPOLLHUP      = 0x10
   100  	_EPOLLRDHUP    = 0x2000
   101  	_EPOLLET       = 0x80000000
   102  	_EPOLL_CLOEXEC = 0x80000
   103  	_EPOLL_CTL_ADD = 0x1
   104  	_EPOLL_CTL_DEL = 0x2
   105  	_EPOLL_CTL_MOD = 0x3
   106  
   107  	_AF_UNIX    = 0x1
   108  	_SOCK_DGRAM = 0x2
   109  )
   110  
   111  type fpreg struct {
   112  	significand [4]uint16
   113  	exponent    uint16
   114  }
   115  
   116  type fpxreg struct {
   117  	significand [4]uint16
   118  	exponent    uint16
   119  	padding     [3]uint16
   120  }
   121  
   122  type xmmreg struct {
   123  	element [4]uint32
   124  }
   125  
   126  type fpstate struct {
   127  	cw        uint32
   128  	sw        uint32
   129  	tag       uint32
   130  	ipoff     uint32
   131  	cssel     uint32
   132  	dataoff   uint32
   133  	datasel   uint32
   134  	_st       [8]fpreg
   135  	status    uint16
   136  	magic     uint16
   137  	_fxsr_env [6]uint32
   138  	mxcsr     uint32
   139  	reserved  uint32
   140  	_fxsr_st  [8]fpxreg
   141  	_xmm      [8]xmmreg
   142  	padding1  [44]uint32
   143  	anon0     [48]byte
   144  }
   145  
   146  type timespec struct {
   147  	tv_sec  int32
   148  	tv_nsec int32
   149  }
   150  
   151  //go:nosplit
   152  func (ts *timespec) setNsec(ns int64) {
   153  	ts.tv_sec = timediv(ns, 1e9, &ts.tv_nsec)
   154  }
   155  
   156  type timeval struct {
   157  	tv_sec  int32
   158  	tv_usec int32
   159  }
   160  
   161  func (tv *timeval) set_usec(x int32) {
   162  	tv.tv_usec = x
   163  }
   164  
   165  type sigactiont struct {
   166  	sa_handler  uintptr
   167  	sa_flags    uint32
   168  	sa_restorer uintptr
   169  	sa_mask     uint64
   170  }
   171  
   172  type siginfoFields struct {
   173  	si_signo int32
   174  	si_errno int32
   175  	si_code  int32
   176  	// below here is a union; si_addr is the only field we use
   177  	si_addr uint32
   178  }
   179  
   180  type siginfo struct {
   181  	siginfoFields
   182  
   183  	// Pad struct to the max size in the kernel.
   184  	_ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte
   185  }
   186  
   187  type stackt struct {
   188  	ss_sp    *byte
   189  	ss_flags int32
   190  	ss_size  uintptr
   191  }
   192  
   193  type sigcontext struct {
   194  	gs            uint16
   195  	__gsh         uint16
   196  	fs            uint16
   197  	__fsh         uint16
   198  	es            uint16
   199  	__esh         uint16
   200  	ds            uint16
   201  	__dsh         uint16
   202  	edi           uint32
   203  	esi           uint32
   204  	ebp           uint32
   205  	esp           uint32
   206  	ebx           uint32
   207  	edx           uint32
   208  	ecx           uint32
   209  	eax           uint32
   210  	trapno        uint32
   211  	err           uint32
   212  	eip           uint32
   213  	cs            uint16
   214  	__csh         uint16
   215  	eflags        uint32
   216  	esp_at_signal uint32
   217  	ss            uint16
   218  	__ssh         uint16
   219  	fpstate       *fpstate
   220  	oldmask       uint32
   221  	cr2           uint32
   222  }
   223  
   224  type ucontext struct {
   225  	uc_flags    uint32
   226  	uc_link     *ucontext
   227  	uc_stack    stackt
   228  	uc_mcontext sigcontext
   229  	uc_sigmask  uint32
   230  }
   231  
   232  type itimerspec struct {
   233  	it_interval timespec
   234  	it_value    timespec
   235  }
   236  
   237  type itimerval struct {
   238  	it_interval timeval
   239  	it_value    timeval
   240  }
   241  
   242  type sigeventFields struct {
   243  	value  uintptr
   244  	signo  int32
   245  	notify int32
   246  	// below here is a union; sigev_notify_thread_id is the only field we use
   247  	sigev_notify_thread_id int32
   248  }
   249  
   250  type sigevent struct {
   251  	sigeventFields
   252  
   253  	// Pad struct to the max size in the kernel.
   254  	_ [_sigev_max_size - unsafe.Sizeof(sigeventFields{})]byte
   255  }
   256  
   257  type epollevent struct {
   258  	events uint32
   259  	data   [8]byte // to match amd64
   260  }
   261  
   262  type sockaddr_un struct {
   263  	family uint16
   264  	path   [108]byte
   265  }
   266  

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