github.com/Andyfoo/golang/x/sys@v0.0.0-20190901054642-57c1bf301704/unix/syscall_linux_gccgo_arm.go (about)

     1  // Copyright 2018 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  // +build linux,gccgo,arm
     6  
     7  package unix
     8  
     9  import (
    10  	"syscall"
    11  	"unsafe"
    12  )
    13  
    14  func seek(fd int, offset int64, whence int) (int64, syscall.Errno) {
    15  	var newoffset int64
    16  	offsetLow := uint32(offset & 0xffffffff)
    17  	offsetHigh := uint32((offset >> 32) & 0xffffffff)
    18  	_, _, err := Syscall6(SYS__LLSEEK, uintptr(fd), uintptr(offsetHigh), uintptr(offsetLow), uintptr(unsafe.Pointer(&newoffset)), uintptr(whence), 0)
    19  	return newoffset, err
    20  }