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Filename : defs_linux_arm64.go
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// Created by cgo -cdefs and converted (by hand) to Go
// ../cmd/cgo/cgo -cdefs defs_linux.go defs1_linux.go defs2_linux.go

package runtime

import "unsafe"

const (
	_EINTR  = 0x4
	_EAGAIN = 0xb
	_ENOMEM = 0xc

	_PROT_NONE  = 0x0
	_PROT_READ  = 0x1
	_PROT_WRITE = 0x2
	_PROT_EXEC  = 0x4

	_MAP_ANON    = 0x20
	_MAP_PRIVATE = 0x2
	_MAP_FIXED   = 0x10

	_MADV_DONTNEED   = 0x4
	_MADV_FREE       = 0x8
	_MADV_HUGEPAGE   = 0xe
	_MADV_NOHUGEPAGE = 0xf
	_MADV_COLLAPSE   = 0x19

	_SA_RESTART  = 0x10000000
	_SA_ONSTACK  = 0x8000000
	_SA_RESTORER = 0x0 // Only used on intel
	_SA_SIGINFO  = 0x4

	_SI_KERNEL = 0x80
	_SI_TIMER  = -0x2

	_SIGHUP    = 0x1
	_SIGINT    = 0x2
	_SIGQUIT   = 0x3
	_SIGILL    = 0x4
	_SIGTRAP   = 0x5
	_SIGABRT   = 0x6
	_SIGBUS    = 0x7
	_SIGFPE    = 0x8
	_SIGKILL   = 0x9
	_SIGUSR1   = 0xa
	_SIGSEGV   = 0xb
	_SIGUSR2   = 0xc
	_SIGPIPE   = 0xd
	_SIGALRM   = 0xe
	_SIGSTKFLT = 0x10
	_SIGCHLD   = 0x11
	_SIGCONT   = 0x12
	_SIGSTOP   = 0x13
	_SIGTSTP   = 0x14
	_SIGTTIN   = 0x15
	_SIGTTOU   = 0x16
	_SIGURG    = 0x17
	_SIGXCPU   = 0x18
	_SIGXFSZ   = 0x19
	_SIGVTALRM = 0x1a
	_SIGPROF   = 0x1b
	_SIGWINCH  = 0x1c
	_SIGIO     = 0x1d
	_SIGPWR    = 0x1e
	_SIGSYS    = 0x1f

	_SIGRTMIN = 0x20

	_FPE_INTDIV = 0x1
	_FPE_INTOVF = 0x2
	_FPE_FLTDIV = 0x3
	_FPE_FLTOVF = 0x4
	_FPE_FLTUND = 0x5
	_FPE_FLTRES = 0x6
	_FPE_FLTINV = 0x7
	_FPE_FLTSUB = 0x8

	_BUS_ADRALN = 0x1
	_BUS_ADRERR = 0x2
	_BUS_OBJERR = 0x3

	_SEGV_MAPERR = 0x1
	_SEGV_ACCERR = 0x2

	_ITIMER_REAL    = 0x0
	_ITIMER_VIRTUAL = 0x1
	_ITIMER_PROF    = 0x2

	_CLOCK_THREAD_CPUTIME_ID = 0x3

	_SIGEV_THREAD_ID = 0x4

	_AF_UNIX    = 0x1
	_SOCK_DGRAM = 0x2
)

type timespec struct {
	tv_sec  int64
	tv_nsec int64
}

//go:nosplit
func (ts *timespec) setNsec(ns int64) {
	ts.tv_sec = ns / 1e9
	ts.tv_nsec = ns % 1e9
}

type timeval struct {
	tv_sec  int64
	tv_usec int64
}

func (tv *timeval) set_usec(x int32) {
	tv.tv_usec = int64(x)
}

type sigactiont struct {
	sa_handler  uintptr
	sa_flags    uint64
	sa_restorer uintptr
	sa_mask     uint64
}

type siginfoFields struct {
	si_signo int32
	si_errno int32
	si_code  int32
	// below here is a union; si_addr is the only field we use
	si_addr uint64
}

type siginfo struct {
	siginfoFields

	// Pad struct to the max size in the kernel.
	_ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte
}

type itimerspec struct {
	it_interval timespec
	it_value    timespec
}

type itimerval struct {
	it_interval timeval
	it_value    timeval
}

type sigeventFields struct {
	value  uintptr
	signo  int32
	notify int32
	// below here is a union; sigev_notify_thread_id is the only field we use
	sigev_notify_thread_id int32
}

type sigevent struct {
	sigeventFields

	// Pad struct to the max size in the kernel.
	_ [_sigev_max_size - unsafe.Sizeof(sigeventFields{})]byte
}

// Created by cgo -cdefs and then converted to Go by hand
// ../cmd/cgo/cgo -cdefs defs_linux.go defs1_linux.go defs2_linux.go

const (
	_O_RDONLY   = 0x0
	_O_WRONLY   = 0x1
	_O_CREAT    = 0x40
	_O_TRUNC    = 0x200
	_O_NONBLOCK = 0x800
	_O_CLOEXEC  = 0x80000
)

type usigset struct {
	__val [16]uint64
}

type stackt struct {
	ss_sp     *byte
	ss_flags  int32
	pad_cgo_0 [4]byte
	ss_size   uintptr
}

type sigcontext struct {
	fault_address uint64
	/* AArch64 registers */
	regs       [31]uint64
	sp         uint64
	pc         uint64
	pstate     uint64
	_pad       [8]byte // __attribute__((__aligned__(16)))
	__reserved [4096]byte
}

type sockaddr_un struct {
	family uint16
	path   [108]byte
}

type ucontext struct {
	uc_flags    uint64
	uc_link     *ucontext
	uc_stack    stackt
	uc_sigmask  uint64
	_pad        [(1024 - 64) / 8]byte
	_pad2       [8]byte // sigcontext must be aligned to 16-byte
	uc_mcontext sigcontext
}