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- // Copyright 2009 The Go Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style
- // license that can be found in the LICENSE file.
- // +build darwin dragonfly freebsd hurd linux netbsd openbsd solaris
- package syscall
- //extern __go_syscall6
- func syscall6(trap uintptr, a1, a2, a3, a4, a5, a6 uintptr) uintptr
- // Do a system call. We look at the size of uintptr to see how to pass
- // the arguments, so that we don't pass a 64-bit value when the function
- // expects a 32-bit one.
- func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno) {
- Entersyscall()
- SetErrno(0)
- r := syscall6(trap, a1, a2, a3, 0, 0, 0)
- err = GetErrno()
- Exitsyscall()
- return r, 0, err
- }
- func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno) {
- Entersyscall()
- SetErrno(0)
- r := syscall6(trap, a1, a2, a3, a4, a5, a6)
- err = GetErrno()
- Exitsyscall()
- return r, 0, err
- }
- func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno) {
- SetErrno(0)
- r := syscall6(trap, a1, a2, a3, 0, 0, 0)
- err = GetErrno()
- return r, 0, err
- }
- func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno) {
- SetErrno(0)
- r := syscall6(trap, a1, a2, a3, a4, a5, a6)
- err = GetErrno()
- return r, 0, err
- }
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