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syscall_linux_gccgo_arm.go (596B)

      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 //go: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 }