Merge pull request #581 from alexcb/use-default-ssh-when-missing-v2
include default ssh socket when given an ssh-based git urlpull/583/head
Tõnis Tiigi
4 years ago
committed by
GitHub
commit
adc5f35237
@ -0,0 +1,46 @@
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package gitutil
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import (
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"strings"
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"github.com/moby/buildkit/util/sshutil"
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)
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const (
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HTTPProtocol = iota + 1
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HTTPSProtocol
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SSHProtocol
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GitProtocol
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UnknownProtocol
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)
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// ParseProtocol parses a git URL and returns the remote url and protocol type
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func ParseProtocol(remote string) (string, int) {
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prefixes := map[string]int{
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"http://": HTTPProtocol,
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"https://": HTTPSProtocol,
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"git://": GitProtocol,
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"ssh://": SSHProtocol,
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}
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protocolType := UnknownProtocol
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for prefix, potentialType := range prefixes {
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if strings.HasPrefix(remote, prefix) {
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remote = strings.TrimPrefix(remote, prefix)
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protocolType = potentialType
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}
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}
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if protocolType == UnknownProtocol && sshutil.IsImplicitSSHTransport(remote) {
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protocolType = SSHProtocol
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}
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// remove name from ssh
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if protocolType == SSHProtocol {
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parts := strings.SplitN(remote, "@", 2)
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if len(parts) == 2 {
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remote = parts[1]
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}
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}
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return remote, protocolType
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}
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@ -1,14 +1,14 @@
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// Copyright 2009 The Go Authors. All rights reserved.
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// Copyright 2021 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build (darwin || dragonfly || freebsd || netbsd || openbsd) && gc
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// +build darwin dragonfly freebsd netbsd openbsd
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// +build gc
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#include "textflag.h"
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//
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// System call support for AMD64, Darwin
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//
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// System call support for AMD64 BSD
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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@ -1,14 +1,14 @@
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// Copyright 2013 The Go Authors. All rights reserved.
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// Copyright 2021 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build (darwin || freebsd || netbsd || openbsd) && gc
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// +build darwin freebsd netbsd openbsd
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// +build gc
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#include "textflag.h"
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//
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// System call support for ARM, NetBSD
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//
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// System call support for ARM BSD
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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@ -1,14 +1,14 @@
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// Copyright 2009 The Go Authors. All rights reserved.
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// Copyright 2021 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build (darwin || freebsd || netbsd || openbsd) && gc
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// +build darwin freebsd netbsd openbsd
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// +build gc
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#include "textflag.h"
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//
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// System call support for AMD64, NetBSD
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//
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// System call support for ARM64 BSD
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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@ -1,30 +0,0 @@
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build gc
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// +build arm,darwin
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#include "textflag.h"
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//
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// System call support for ARM, Darwin
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//
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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TEXT ·Syscall(SB),NOSPLIT,$0-28
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B syscall·Syscall(SB)
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TEXT ·Syscall6(SB),NOSPLIT,$0-40
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B syscall·Syscall6(SB)
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TEXT ·Syscall9(SB),NOSPLIT,$0-52
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B syscall·Syscall9(SB)
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TEXT ·RawSyscall(SB),NOSPLIT,$0-28
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B syscall·RawSyscall(SB)
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TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
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B syscall·RawSyscall6(SB)
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@ -1,30 +0,0 @@
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build gc
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// +build arm64,darwin
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#include "textflag.h"
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//
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// System call support for AMD64, Darwin
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//
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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TEXT ·Syscall(SB),NOSPLIT,$0-56
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B syscall·Syscall(SB)
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TEXT ·Syscall6(SB),NOSPLIT,$0-80
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B syscall·Syscall6(SB)
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TEXT ·Syscall9(SB),NOSPLIT,$0-104
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B syscall·Syscall9(SB)
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TEXT ·RawSyscall(SB),NOSPLIT,$0-56
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B syscall·RawSyscall(SB)
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TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
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B syscall·RawSyscall6(SB)
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@ -1,29 +0,0 @@
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build gc
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#include "textflag.h"
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//
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// System call support for AMD64, DragonFly
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//
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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TEXT ·Syscall(SB),NOSPLIT,$0-56
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JMP syscall·Syscall(SB)
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TEXT ·Syscall6(SB),NOSPLIT,$0-80
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JMP syscall·Syscall6(SB)
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TEXT ·Syscall9(SB),NOSPLIT,$0-104
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JMP syscall·Syscall9(SB)
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TEXT ·RawSyscall(SB),NOSPLIT,$0-56
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JMP syscall·RawSyscall(SB)
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TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
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JMP syscall·RawSyscall6(SB)
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@ -1,29 +0,0 @@
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build gc
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#include "textflag.h"
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//
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// System call support for 386, FreeBSD
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//
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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TEXT ·Syscall(SB),NOSPLIT,$0-28
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JMP syscall·Syscall(SB)
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TEXT ·Syscall6(SB),NOSPLIT,$0-40
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JMP syscall·Syscall6(SB)
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TEXT ·Syscall9(SB),NOSPLIT,$0-52
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JMP syscall·Syscall9(SB)
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TEXT ·RawSyscall(SB),NOSPLIT,$0-28
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JMP syscall·RawSyscall(SB)
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TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
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JMP syscall·RawSyscall6(SB)
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@ -1,29 +0,0 @@
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build gc
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#include "textflag.h"
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//
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// System call support for AMD64, FreeBSD
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//
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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TEXT ·Syscall(SB),NOSPLIT,$0-56
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JMP syscall·Syscall(SB)
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TEXT ·Syscall6(SB),NOSPLIT,$0-80
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JMP syscall·Syscall6(SB)
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TEXT ·Syscall9(SB),NOSPLIT,$0-104
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JMP syscall·Syscall9(SB)
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TEXT ·RawSyscall(SB),NOSPLIT,$0-56
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JMP syscall·RawSyscall(SB)
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TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
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JMP syscall·RawSyscall6(SB)
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@ -1,29 +0,0 @@
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// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build gc
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#include "textflag.h"
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//
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// System call support for ARM, FreeBSD
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//
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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TEXT ·Syscall(SB),NOSPLIT,$0-28
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B syscall·Syscall(SB)
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TEXT ·Syscall6(SB),NOSPLIT,$0-40
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B syscall·Syscall6(SB)
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TEXT ·Syscall9(SB),NOSPLIT,$0-52
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B syscall·Syscall9(SB)
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TEXT ·RawSyscall(SB),NOSPLIT,$0-28
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B syscall·RawSyscall(SB)
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TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
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B syscall·RawSyscall6(SB)
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@ -1,29 +0,0 @@
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// Copyright 2018 The Go Authors. All rights reserved.
|
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// Use of this source code is governed by a BSD-style
|
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// license that can be found in the LICENSE file.
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|
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// +build gc
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#include "textflag.h"
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//
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// System call support for ARM64, FreeBSD
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//
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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|
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TEXT ·Syscall(SB),NOSPLIT,$0-56
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JMP syscall·Syscall(SB)
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TEXT ·Syscall6(SB),NOSPLIT,$0-80
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JMP syscall·Syscall6(SB)
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TEXT ·Syscall9(SB),NOSPLIT,$0-104
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JMP syscall·Syscall9(SB)
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TEXT ·RawSyscall(SB),NOSPLIT,$0-56
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JMP syscall·RawSyscall(SB)
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TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
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JMP syscall·RawSyscall6(SB)
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@ -1,29 +0,0 @@
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// Copyright 2009 The Go Authors. All rights reserved.
|
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// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
// +build gc
|
||||
|
||||
#include "textflag.h"
|
||||
|
||||
//
|
||||
// System call support for 386, NetBSD
|
||||
//
|
||||
|
||||
// Just jump to package syscall's implementation for all these functions.
|
||||
// The runtime may know about them.
|
||||
|
||||
TEXT ·Syscall(SB),NOSPLIT,$0-28
|
||||
JMP syscall·Syscall(SB)
|
||||
|
||||
TEXT ·Syscall6(SB),NOSPLIT,$0-40
|
||||
JMP syscall·Syscall6(SB)
|
||||
|
||||
TEXT ·Syscall9(SB),NOSPLIT,$0-52
|
||||
JMP syscall·Syscall9(SB)
|
||||
|
||||
TEXT ·RawSyscall(SB),NOSPLIT,$0-28
|
||||
JMP syscall·RawSyscall(SB)
|
||||
|
||||
TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
|
||||
JMP syscall·RawSyscall6(SB)
|
||||
@ -1,29 +0,0 @@
|
||||
// Copyright 2019 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 gc
|
||||
|
||||
#include "textflag.h"
|
||||
|
||||
//
|
||||
// System call support for ARM64, NetBSD
|
||||
//
|
||||
|
||||
// Just jump to package syscall's implementation for all these functions.
|
||||
// The runtime may know about them.
|
||||
|
||||
TEXT ·Syscall(SB),NOSPLIT,$0-56
|
||||
B syscall·Syscall(SB)
|
||||
|
||||
TEXT ·Syscall6(SB),NOSPLIT,$0-80
|
||||
B syscall·Syscall6(SB)
|
||||
|
||||
TEXT ·Syscall9(SB),NOSPLIT,$0-104
|
||||
B syscall·Syscall9(SB)
|
||||
|
||||
TEXT ·RawSyscall(SB),NOSPLIT,$0-56
|
||||
B syscall·RawSyscall(SB)
|
||||
|
||||
TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
|
||||
B syscall·RawSyscall6(SB)
|
||||
@ -1,29 +0,0 @@
|
||||
// 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 gc
|
||||
|
||||
#include "textflag.h"
|
||||
|
||||
//
|
||||
// System call support for 386, OpenBSD
|
||||
//
|
||||
|
||||
// Just jump to package syscall's implementation for all these functions.
|
||||
// The runtime may know about them.
|
||||
|
||||
TEXT ·Syscall(SB),NOSPLIT,$0-28
|
||||
JMP syscall·Syscall(SB)
|
||||
|
||||
TEXT ·Syscall6(SB),NOSPLIT,$0-40
|
||||
JMP syscall·Syscall6(SB)
|
||||
|
||||
TEXT ·Syscall9(SB),NOSPLIT,$0-52
|
||||
JMP syscall·Syscall9(SB)
|
||||
|
||||
TEXT ·RawSyscall(SB),NOSPLIT,$0-28
|
||||
JMP syscall·RawSyscall(SB)
|
||||
|
||||
TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
|
||||
JMP syscall·RawSyscall6(SB)
|
||||
@ -1,29 +0,0 @@
|
||||
// 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 gc
|
||||
|
||||
#include "textflag.h"
|
||||
|
||||
//
|
||||
// System call support for AMD64, OpenBSD
|
||||
//
|
||||
|
||||
// Just jump to package syscall's implementation for all these functions.
|
||||
// The runtime may know about them.
|
||||
|
||||
TEXT ·Syscall(SB),NOSPLIT,$0-56
|
||||
JMP syscall·Syscall(SB)
|
||||
|
||||
TEXT ·Syscall6(SB),NOSPLIT,$0-80
|
||||
JMP syscall·Syscall6(SB)
|
||||
|
||||
TEXT ·Syscall9(SB),NOSPLIT,$0-104
|
||||
JMP syscall·Syscall9(SB)
|
||||
|
||||
TEXT ·RawSyscall(SB),NOSPLIT,$0-56
|
||||
JMP syscall·RawSyscall(SB)
|
||||
|
||||
TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
|
||||
JMP syscall·RawSyscall6(SB)
|
||||
@ -1,29 +0,0 @@
|
||||
// Copyright 2017 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 gc
|
||||
|
||||
#include "textflag.h"
|
||||
|
||||
//
|
||||
// System call support for ARM, OpenBSD
|
||||
//
|
||||
|
||||
// Just jump to package syscall's implementation for all these functions.
|
||||
// The runtime may know about them.
|
||||
|
||||
TEXT ·Syscall(SB),NOSPLIT,$0-28
|
||||
B syscall·Syscall(SB)
|
||||
|
||||
TEXT ·Syscall6(SB),NOSPLIT,$0-40
|
||||
B syscall·Syscall6(SB)
|
||||
|
||||
TEXT ·Syscall9(SB),NOSPLIT,$0-52
|
||||
B syscall·Syscall9(SB)
|
||||
|
||||
TEXT ·RawSyscall(SB),NOSPLIT,$0-28
|
||||
B syscall·RawSyscall(SB)
|
||||
|
||||
TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
|
||||
B syscall·RawSyscall6(SB)
|
||||
@ -1,29 +0,0 @@
|
||||
// Copyright 2019 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 gc
|
||||
|
||||
#include "textflag.h"
|
||||
|
||||
//
|
||||
// System call support for arm64, OpenBSD
|
||||
//
|
||||
|
||||
// Just jump to package syscall's implementation for all these functions.
|
||||
// The runtime may know about them.
|
||||
|
||||
TEXT ·Syscall(SB),NOSPLIT,$0-56
|
||||
JMP syscall·Syscall(SB)
|
||||
|
||||
TEXT ·Syscall6(SB),NOSPLIT,$0-80
|
||||
JMP syscall·Syscall6(SB)
|
||||
|
||||
TEXT ·Syscall9(SB),NOSPLIT,$0-104
|
||||
JMP syscall·Syscall9(SB)
|
||||
|
||||
TEXT ·RawSyscall(SB),NOSPLIT,$0-56
|
||||
JMP syscall·RawSyscall(SB)
|
||||
|
||||
TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
|
||||
JMP syscall·RawSyscall6(SB)
|
||||
@ -0,0 +1,426 @@
|
||||
// Copyright 2020 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.
|
||||
|
||||
//go:build zos && s390x && gc
|
||||
// +build zos
|
||||
// +build s390x
|
||||
// +build gc
|
||||
|
||||
#include "textflag.h"
|
||||
|
||||
#define PSALAA 1208(R0)
|
||||
#define GTAB64(x) 80(x)
|
||||
#define LCA64(x) 88(x)
|
||||
#define CAA(x) 8(x)
|
||||
#define EDCHPXV(x) 1016(x) // in the CAA
|
||||
#define SAVSTACK_ASYNC(x) 336(x) // in the LCA
|
||||
|
||||
// SS_*, where x=SAVSTACK_ASYNC
|
||||
#define SS_LE(x) 0(x)
|
||||
#define SS_GO(x) 8(x)
|
||||
#define SS_ERRNO(x) 16(x)
|
||||
#define SS_ERRNOJR(x) 20(x)
|
||||
|
||||
#define LE_CALL BYTE $0x0D; BYTE $0x76; // BL R7, R6
|
||||
|
||||
TEXT ·clearErrno(SB),NOSPLIT,$0-0
|
||||
BL addrerrno<>(SB)
|
||||
MOVD $0, 0(R3)
|
||||
RET
|
||||
|
||||
// Returns the address of errno in R3.
|
||||
TEXT addrerrno<>(SB),NOSPLIT|NOFRAME,$0-0
|
||||
// Get library control area (LCA).
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
|
||||
// Get __errno FuncDesc.
|
||||
MOVD CAA(R8), R9
|
||||
MOVD EDCHPXV(R9), R9
|
||||
ADD $(0x156*16), R9
|
||||
LMG 0(R9), R5, R6
|
||||
|
||||
// Switch to saved LE stack.
|
||||
MOVD SAVSTACK_ASYNC(R8), R9
|
||||
MOVD 0(R9), R4
|
||||
MOVD $0, 0(R9)
|
||||
|
||||
// Call __errno function.
|
||||
LE_CALL
|
||||
NOPH
|
||||
|
||||
// Switch back to Go stack.
|
||||
XOR R0, R0 // Restore R0 to $0.
|
||||
MOVD R4, 0(R9) // Save stack pointer.
|
||||
RET
|
||||
|
||||
TEXT ·syscall_syscall(SB),NOSPLIT,$0-56
|
||||
BL runtime·entersyscall(SB)
|
||||
MOVD a1+8(FP), R1
|
||||
MOVD a2+16(FP), R2
|
||||
MOVD a3+24(FP), R3
|
||||
|
||||
// Get library control area (LCA).
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
|
||||
// Get function.
|
||||
MOVD CAA(R8), R9
|
||||
MOVD EDCHPXV(R9), R9
|
||||
MOVD trap+0(FP), R5
|
||||
SLD $4, R5
|
||||
ADD R5, R9
|
||||
LMG 0(R9), R5, R6
|
||||
|
||||
// Restore LE stack.
|
||||
MOVD SAVSTACK_ASYNC(R8), R9
|
||||
MOVD 0(R9), R4
|
||||
MOVD $0, 0(R9)
|
||||
|
||||
// Call function.
|
||||
LE_CALL
|
||||
NOPH
|
||||
XOR R0, R0 // Restore R0 to $0.
|
||||
MOVD R4, 0(R9) // Save stack pointer.
|
||||
|
||||
MOVD R3, r1+32(FP)
|
||||
MOVD R0, r2+40(FP)
|
||||
MOVD R0, err+48(FP)
|
||||
MOVW R3, R4
|
||||
CMP R4, $-1
|
||||
BNE done
|
||||
BL addrerrno<>(SB)
|
||||
MOVWZ 0(R3), R3
|
||||
MOVD R3, err+48(FP)
|
||||
done:
|
||||
BL runtime·exitsyscall(SB)
|
||||
RET
|
||||
|
||||
TEXT ·syscall_rawsyscall(SB),NOSPLIT,$0-56
|
||||
MOVD a1+8(FP), R1
|
||||
MOVD a2+16(FP), R2
|
||||
MOVD a3+24(FP), R3
|
||||
|
||||
// Get library control area (LCA).
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
|
||||
// Get function.
|
||||
MOVD CAA(R8), R9
|
||||
MOVD EDCHPXV(R9), R9
|
||||
MOVD trap+0(FP), R5
|
||||
SLD $4, R5
|
||||
ADD R5, R9
|
||||
LMG 0(R9), R5, R6
|
||||
|
||||
// Restore LE stack.
|
||||
MOVD SAVSTACK_ASYNC(R8), R9
|
||||
MOVD 0(R9), R4
|
||||
MOVD $0, 0(R9)
|
||||
|
||||
// Call function.
|
||||
LE_CALL
|
||||
NOPH
|
||||
XOR R0, R0 // Restore R0 to $0.
|
||||
MOVD R4, 0(R9) // Save stack pointer.
|
||||
|
||||
MOVD R3, r1+32(FP)
|
||||
MOVD R0, r2+40(FP)
|
||||
MOVD R0, err+48(FP)
|
||||
MOVW R3, R4
|
||||
CMP R4, $-1
|
||||
BNE done
|
||||
BL addrerrno<>(SB)
|
||||
MOVWZ 0(R3), R3
|
||||
MOVD R3, err+48(FP)
|
||||
done:
|
||||
RET
|
||||
|
||||
TEXT ·syscall_syscall6(SB),NOSPLIT,$0-80
|
||||
BL runtime·entersyscall(SB)
|
||||
MOVD a1+8(FP), R1
|
||||
MOVD a2+16(FP), R2
|
||||
MOVD a3+24(FP), R3
|
||||
|
||||
// Get library control area (LCA).
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
|
||||
// Get function.
|
||||
MOVD CAA(R8), R9
|
||||
MOVD EDCHPXV(R9), R9
|
||||
MOVD trap+0(FP), R5
|
||||
SLD $4, R5
|
||||
ADD R5, R9
|
||||
LMG 0(R9), R5, R6
|
||||
|
||||
// Restore LE stack.
|
||||
MOVD SAVSTACK_ASYNC(R8), R9
|
||||
MOVD 0(R9), R4
|
||||
MOVD $0, 0(R9)
|
||||
|
||||
// Fill in parameter list.
|
||||
MOVD a4+32(FP), R12
|
||||
MOVD R12, (2176+24)(R4)
|
||||
MOVD a5+40(FP), R12
|
||||
MOVD R12, (2176+32)(R4)
|
||||
MOVD a6+48(FP), R12
|
||||
MOVD R12, (2176+40)(R4)
|
||||
|
||||
// Call function.
|
||||
LE_CALL
|
||||
NOPH
|
||||
XOR R0, R0 // Restore R0 to $0.
|
||||
MOVD R4, 0(R9) // Save stack pointer.
|
||||
|
||||
MOVD R3, r1+56(FP)
|
||||
MOVD R0, r2+64(FP)
|
||||
MOVD R0, err+72(FP)
|
||||
MOVW R3, R4
|
||||
CMP R4, $-1
|
||||
BNE done
|
||||
BL addrerrno<>(SB)
|
||||
MOVWZ 0(R3), R3
|
||||
MOVD R3, err+72(FP)
|
||||
done:
|
||||
BL runtime·exitsyscall(SB)
|
||||
RET
|
||||
|
||||
TEXT ·syscall_rawsyscall6(SB),NOSPLIT,$0-80
|
||||
MOVD a1+8(FP), R1
|
||||
MOVD a2+16(FP), R2
|
||||
MOVD a3+24(FP), R3
|
||||
|
||||
// Get library control area (LCA).
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
|
||||
// Get function.
|
||||
MOVD CAA(R8), R9
|
||||
MOVD EDCHPXV(R9), R9
|
||||
MOVD trap+0(FP), R5
|
||||
SLD $4, R5
|
||||
ADD R5, R9
|
||||
LMG 0(R9), R5, R6
|
||||
|
||||
// Restore LE stack.
|
||||
MOVD SAVSTACK_ASYNC(R8), R9
|
||||
MOVD 0(R9), R4
|
||||
MOVD $0, 0(R9)
|
||||
|
||||
// Fill in parameter list.
|
||||
MOVD a4+32(FP), R12
|
||||
MOVD R12, (2176+24)(R4)
|
||||
MOVD a5+40(FP), R12
|
||||
MOVD R12, (2176+32)(R4)
|
||||
MOVD a6+48(FP), R12
|
||||
MOVD R12, (2176+40)(R4)
|
||||
|
||||
// Call function.
|
||||
LE_CALL
|
||||
NOPH
|
||||
XOR R0, R0 // Restore R0 to $0.
|
||||
MOVD R4, 0(R9) // Save stack pointer.
|
||||
|
||||
MOVD R3, r1+56(FP)
|
||||
MOVD R0, r2+64(FP)
|
||||
MOVD R0, err+72(FP)
|
||||
MOVW R3, R4
|
||||
CMP R4, $-1
|
||||
BNE done
|
||||
BL ·rrno<>(SB)
|
||||
MOVWZ 0(R3), R3
|
||||
MOVD R3, err+72(FP)
|
||||
done:
|
||||
RET
|
||||
|
||||
TEXT ·syscall_syscall9(SB),NOSPLIT,$0
|
||||
BL runtime·entersyscall(SB)
|
||||
MOVD a1+8(FP), R1
|
||||
MOVD a2+16(FP), R2
|
||||
MOVD a3+24(FP), R3
|
||||
|
||||
// Get library control area (LCA).
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
|
||||
// Get function.
|
||||
MOVD CAA(R8), R9
|
||||
MOVD EDCHPXV(R9), R9
|
||||
MOVD trap+0(FP), R5
|
||||
SLD $4, R5
|
||||
ADD R5, R9
|
||||
LMG 0(R9), R5, R6
|
||||
|
||||
// Restore LE stack.
|
||||
MOVD SAVSTACK_ASYNC(R8), R9
|
||||
MOVD 0(R9), R4
|
||||
MOVD $0, 0(R9)
|
||||
|
||||
// Fill in parameter list.
|
||||
MOVD a4+32(FP), R12
|
||||
MOVD R12, (2176+24)(R4)
|
||||
MOVD a5+40(FP), R12
|
||||
MOVD R12, (2176+32)(R4)
|
||||
MOVD a6+48(FP), R12
|
||||
MOVD R12, (2176+40)(R4)
|
||||
MOVD a7+56(FP), R12
|
||||
MOVD R12, (2176+48)(R4)
|
||||
MOVD a8+64(FP), R12
|
||||
MOVD R12, (2176+56)(R4)
|
||||
MOVD a9+72(FP), R12
|
||||
MOVD R12, (2176+64)(R4)
|
||||
|
||||
// Call function.
|
||||
LE_CALL
|
||||
NOPH
|
||||
XOR R0, R0 // Restore R0 to $0.
|
||||
MOVD R4, 0(R9) // Save stack pointer.
|
||||
|
||||
MOVD R3, r1+80(FP)
|
||||
MOVD R0, r2+88(FP)
|
||||
MOVD R0, err+96(FP)
|
||||
MOVW R3, R4
|
||||
CMP R4, $-1
|
||||
BNE done
|
||||
BL addrerrno<>(SB)
|
||||
MOVWZ 0(R3), R3
|
||||
MOVD R3, err+96(FP)
|
||||
done:
|
||||
BL runtime·exitsyscall(SB)
|
||||
RET
|
||||
|
||||
TEXT ·syscall_rawsyscall9(SB),NOSPLIT,$0
|
||||
MOVD a1+8(FP), R1
|
||||
MOVD a2+16(FP), R2
|
||||
MOVD a3+24(FP), R3
|
||||
|
||||
// Get library control area (LCA).
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
|
||||
// Get function.
|
||||
MOVD CAA(R8), R9
|
||||
MOVD EDCHPXV(R9), R9
|
||||
MOVD trap+0(FP), R5
|
||||
SLD $4, R5
|
||||
ADD R5, R9
|
||||
LMG 0(R9), R5, R6
|
||||
|
||||
// Restore LE stack.
|
||||
MOVD SAVSTACK_ASYNC(R8), R9
|
||||
MOVD 0(R9), R4
|
||||
MOVD $0, 0(R9)
|
||||
|
||||
// Fill in parameter list.
|
||||
MOVD a4+32(FP), R12
|
||||
MOVD R12, (2176+24)(R4)
|
||||
MOVD a5+40(FP), R12
|
||||
MOVD R12, (2176+32)(R4)
|
||||
MOVD a6+48(FP), R12
|
||||
MOVD R12, (2176+40)(R4)
|
||||
MOVD a7+56(FP), R12
|
||||
MOVD R12, (2176+48)(R4)
|
||||
MOVD a8+64(FP), R12
|
||||
MOVD R12, (2176+56)(R4)
|
||||
MOVD a9+72(FP), R12
|
||||
MOVD R12, (2176+64)(R4)
|
||||
|
||||
// Call function.
|
||||
LE_CALL
|
||||
NOPH
|
||||
XOR R0, R0 // Restore R0 to $0.
|
||||
MOVD R4, 0(R9) // Save stack pointer.
|
||||
|
||||
MOVD R3, r1+80(FP)
|
||||
MOVD R0, r2+88(FP)
|
||||
MOVD R0, err+96(FP)
|
||||
MOVW R3, R4
|
||||
CMP R4, $-1
|
||||
BNE done
|
||||
BL addrerrno<>(SB)
|
||||
MOVWZ 0(R3), R3
|
||||
MOVD R3, err+96(FP)
|
||||
done:
|
||||
RET
|
||||
|
||||
// func svcCall(fnptr unsafe.Pointer, argv *unsafe.Pointer, dsa *uint64)
|
||||
TEXT ·svcCall(SB),NOSPLIT,$0
|
||||
BL runtime·save_g(SB) // Save g and stack pointer
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
MOVD SAVSTACK_ASYNC(R8), R9
|
||||
MOVD R15, 0(R9)
|
||||
|
||||
MOVD argv+8(FP), R1 // Move function arguments into registers
|
||||
MOVD dsa+16(FP), g
|
||||
MOVD fnptr+0(FP), R15
|
||||
|
||||
BYTE $0x0D // Branch to function
|
||||
BYTE $0xEF
|
||||
|
||||
BL runtime·load_g(SB) // Restore g and stack pointer
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
MOVD SAVSTACK_ASYNC(R8), R9
|
||||
MOVD 0(R9), R15
|
||||
|
||||
RET
|
||||
|
||||
// func svcLoad(name *byte) unsafe.Pointer
|
||||
TEXT ·svcLoad(SB),NOSPLIT,$0
|
||||
MOVD R15, R2 // Save go stack pointer
|
||||
MOVD name+0(FP), R0 // Move SVC args into registers
|
||||
MOVD $0x80000000, R1
|
||||
MOVD $0, R15
|
||||
BYTE $0x0A // SVC 08 LOAD
|
||||
BYTE $0x08
|
||||
MOVW R15, R3 // Save return code from SVC
|
||||
MOVD R2, R15 // Restore go stack pointer
|
||||
CMP R3, $0 // Check SVC return code
|
||||
BNE error
|
||||
|
||||
MOVD $-2, R3 // Reset last bit of entry point to zero
|
||||
AND R0, R3
|
||||
MOVD R3, addr+8(FP) // Return entry point returned by SVC
|
||||
CMP R0, R3 // Check if last bit of entry point was set
|
||||
BNE done
|
||||
|
||||
MOVD R15, R2 // Save go stack pointer
|
||||
MOVD $0, R15 // Move SVC args into registers (entry point still in r0 from SVC 08)
|
||||
BYTE $0x0A // SVC 09 DELETE
|
||||
BYTE $0x09
|
||||
MOVD R2, R15 // Restore go stack pointer
|
||||
|
||||
error:
|
||||
MOVD $0, addr+8(FP) // Return 0 on failure
|
||||
done:
|
||||
XOR R0, R0 // Reset r0 to 0
|
||||
RET
|
||||
|
||||
// func svcUnload(name *byte, fnptr unsafe.Pointer) int64
|
||||
TEXT ·svcUnload(SB),NOSPLIT,$0
|
||||
MOVD R15, R2 // Save go stack pointer
|
||||
MOVD name+0(FP), R0 // Move SVC args into registers
|
||||
MOVD addr+8(FP), R15
|
||||
BYTE $0x0A // SVC 09
|
||||
BYTE $0x09
|
||||
XOR R0, R0 // Reset r0 to 0
|
||||
MOVD R15, R1 // Save SVC return code
|
||||
MOVD R2, R15 // Restore go stack pointer
|
||||
MOVD R1, rc+0(FP) // Return SVC return code
|
||||
RET
|
||||
|
||||
// func gettid() uint64
|
||||
TEXT ·gettid(SB), NOSPLIT, $0
|
||||
// Get library control area (LCA).
|
||||
MOVW PSALAA, R8
|
||||
MOVD LCA64(R8), R8
|
||||
|
||||
// Get CEECAATHDID
|
||||
MOVD CAA(R8), R9
|
||||
MOVD 0x3D0(R9), R9
|
||||
MOVD R9, ret+0(FP)
|
||||
|
||||
RET
|
||||
@ -0,0 +1,29 @@
|
||||
// Copyright 2020 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.
|
||||
|
||||
//go:build zos && s390x
|
||||
// +build zos,s390x
|
||||
|
||||
// Functions to access/create device major and minor numbers matching the
|
||||
// encoding used by z/OS.
|
||||
//
|
||||
// The information below is extracted and adapted from <sys/stat.h> macros.
|
||||
|
||||
package unix
|
||||
|
||||
// Major returns the major component of a z/OS device number.
|
||||
func Major(dev uint64) uint32 {
|
||||
return uint32((dev >> 16) & 0x0000FFFF)
|
||||
}
|
||||
|
||||
// Minor returns the minor component of a z/OS device number.
|
||||
func Minor(dev uint64) uint32 {
|
||||
return uint32(dev & 0x0000FFFF)
|
||||
}
|
||||
|
||||
// Mkdev returns a z/OS device number generated from the given major and minor
|
||||
// components.
|
||||
func Mkdev(major, minor uint32) uint64 {
|
||||
return (uint64(major) << 16) | uint64(minor)
|
||||
}
|
||||
@ -0,0 +1,221 @@
|
||||
// Copyright 2020 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.
|
||||
|
||||
//go:build zos && s390x
|
||||
// +build zos,s390x
|
||||
|
||||
package unix
|
||||
|
||||
import (
|
||||
"sync"
|
||||
)
|
||||
|
||||
// This file simulates epoll on z/OS using poll.
|
||||
|
||||
// Analogous to epoll_event on Linux.
|
||||
// TODO(neeilan): Pad is because the Linux kernel expects a 96-bit struct. We never pass this to the kernel; remove?
|
||||
type EpollEvent struct {
|
||||
Events uint32
|
||||
Fd int32
|
||||
Pad int32
|
||||
}
|
||||
|
||||
const (
|
||||
EPOLLERR = 0x8
|
||||
EPOLLHUP = 0x10
|
||||
EPOLLIN = 0x1
|
||||
EPOLLMSG = 0x400
|
||||
EPOLLOUT = 0x4
|
||||
EPOLLPRI = 0x2
|
||||
EPOLLRDBAND = 0x80
|
||||
EPOLLRDNORM = 0x40
|
||||
EPOLLWRBAND = 0x200
|
||||
EPOLLWRNORM = 0x100
|
||||
EPOLL_CTL_ADD = 0x1
|
||||
EPOLL_CTL_DEL = 0x2
|
||||
EPOLL_CTL_MOD = 0x3
|
||||
// The following constants are part of the epoll API, but represent
|
||||
// currently unsupported functionality on z/OS.
|
||||
// EPOLL_CLOEXEC = 0x80000
|
||||
// EPOLLET = 0x80000000
|
||||
// EPOLLONESHOT = 0x40000000
|
||||
// EPOLLRDHUP = 0x2000 // Typically used with edge-triggered notis
|
||||
// EPOLLEXCLUSIVE = 0x10000000 // Exclusive wake-up mode
|
||||
// EPOLLWAKEUP = 0x20000000 // Relies on Linux's BLOCK_SUSPEND capability
|
||||
)
|
||||
|
||||
// TODO(neeilan): We can eliminate these epToPoll / pToEpoll calls by using identical mask values for POLL/EPOLL
|
||||
// constants where possible The lower 16 bits of epoll events (uint32) can fit any system poll event (int16).
|
||||
|
||||
// epToPollEvt converts epoll event field to poll equivalent.
|
||||
// In epoll, Events is a 32-bit field, while poll uses 16 bits.
|
||||
func epToPollEvt(events uint32) int16 {
|
||||
var ep2p = map[uint32]int16{
|
||||
EPOLLIN: POLLIN,
|
||||
EPOLLOUT: POLLOUT,
|
||||
EPOLLHUP: POLLHUP,
|
||||
EPOLLPRI: POLLPRI,
|
||||
EPOLLERR: POLLERR,
|
||||
}
|
||||
|
||||
var pollEvts int16 = 0
|
||||
for epEvt, pEvt := range ep2p {
|
||||
if (events & epEvt) != 0 {
|
||||
pollEvts |= pEvt
|
||||
}
|
||||
}
|
||||
|
||||
return pollEvts
|
||||
}
|
||||
|
||||
// pToEpollEvt converts 16 bit poll event bitfields to 32-bit epoll event fields.
|
||||
func pToEpollEvt(revents int16) uint32 {
|
||||
var p2ep = map[int16]uint32{
|
||||
POLLIN: EPOLLIN,
|
||||
POLLOUT: EPOLLOUT,
|
||||
POLLHUP: EPOLLHUP,
|
||||
POLLPRI: EPOLLPRI,
|
||||
POLLERR: EPOLLERR,
|
||||
}
|
||||
|
||||
var epollEvts uint32 = 0
|
||||
for pEvt, epEvt := range p2ep {
|
||||
if (revents & pEvt) != 0 {
|
||||
epollEvts |= epEvt
|
||||
}
|
||||
}
|
||||
|
||||
return epollEvts
|
||||
}
|
||||
|
||||
// Per-process epoll implementation.
|
||||
type epollImpl struct {
|
||||
mu sync.Mutex
|
||||
epfd2ep map[int]*eventPoll
|
||||
nextEpfd int
|
||||
}
|
||||
|
||||
// eventPoll holds a set of file descriptors being watched by the process. A process can have multiple epoll instances.
|
||||
// On Linux, this is an in-kernel data structure accessed through a fd.
|
||||
type eventPoll struct {
|
||||
mu sync.Mutex
|
||||
fds map[int]*EpollEvent
|
||||
}
|
||||
|
||||
// epoll impl for this process.
|
||||
var impl epollImpl = epollImpl{
|
||||
epfd2ep: make(map[int]*eventPoll),
|
||||
nextEpfd: 0,
|
||||
}
|
||||
|
||||
func (e *epollImpl) epollcreate(size int) (epfd int, err error) {
|
||||
e.mu.Lock()
|
||||
defer e.mu.Unlock()
|
||||
epfd = e.nextEpfd
|
||||
e.nextEpfd++
|
||||
|
||||
e.epfd2ep[epfd] = &eventPoll{
|
||||
fds: make(map[int]*EpollEvent),
|
||||
}
|
||||
return epfd, nil
|
||||
}
|
||||
|
||||
func (e *epollImpl) epollcreate1(flag int) (fd int, err error) {
|
||||
return e.epollcreate(4)
|
||||
}
|
||||
|
||||
func (e *epollImpl) epollctl(epfd int, op int, fd int, event *EpollEvent) (err error) {
|
||||
e.mu.Lock()
|
||||
defer e.mu.Unlock()
|
||||
|
||||
ep, ok := e.epfd2ep[epfd]
|
||||
if !ok {
|
||||
|
||||
return EBADF
|
||||
}
|
||||
|
||||
switch op {
|
||||
case EPOLL_CTL_ADD:
|
||||
// TODO(neeilan): When we make epfds and fds disjoint, detect epoll
|
||||
// loops here (instances watching each other) and return ELOOP.
|
||||
if _, ok := ep.fds[fd]; ok {
|
||||
return EEXIST
|
||||
}
|
||||
ep.fds[fd] = event
|
||||
case EPOLL_CTL_MOD:
|
||||
if _, ok := ep.fds[fd]; !ok {
|
||||
return ENOENT
|
||||
}
|
||||
ep.fds[fd] = event
|
||||
case EPOLL_CTL_DEL:
|
||||
if _, ok := ep.fds[fd]; !ok {
|
||||
return ENOENT
|
||||
}
|
||||
delete(ep.fds, fd)
|
||||
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// Must be called while holding ep.mu
|
||||
func (ep *eventPoll) getFds() []int {
|
||||
fds := make([]int, len(ep.fds))
|
||||
for fd := range ep.fds {
|
||||
fds = append(fds, fd)
|
||||
}
|
||||
return fds
|
||||
}
|
||||
|
||||
func (e *epollImpl) epollwait(epfd int, events []EpollEvent, msec int) (n int, err error) {
|
||||
e.mu.Lock() // in [rare] case of concurrent epollcreate + epollwait
|
||||
ep, ok := e.epfd2ep[epfd]
|
||||
|
||||
if !ok {
|
||||
e.mu.Unlock()
|
||||
return 0, EBADF
|
||||
}
|
||||
|
||||
pollfds := make([]PollFd, 4)
|
||||
for fd, epollevt := range ep.fds {
|
||||
pollfds = append(pollfds, PollFd{Fd: int32(fd), Events: epToPollEvt(epollevt.Events)})
|
||||
}
|
||||
e.mu.Unlock()
|
||||
|
||||
n, err = Poll(pollfds, msec)
|
||||
if err != nil {
|
||||
return n, err
|
||||
}
|
||||
|
||||
i := 0
|
||||
for _, pFd := range pollfds {
|
||||
if pFd.Revents != 0 {
|
||||
events[i] = EpollEvent{Fd: pFd.Fd, Events: pToEpollEvt(pFd.Revents)}
|
||||
i++
|
||||
}
|
||||
|
||||
if i == n {
|
||||
break
|
||||
}
|
||||
}
|
||||
|
||||
return n, nil
|
||||
}
|
||||
|
||||
func EpollCreate(size int) (fd int, err error) {
|
||||
return impl.epollcreate(size)
|
||||
}
|
||||
|
||||
func EpollCreate1(flag int) (fd int, err error) {
|
||||
return impl.epollcreate1(flag)
|
||||
}
|
||||
|
||||
func EpollCtl(epfd int, op int, fd int, event *EpollEvent) (err error) {
|
||||
return impl.epollctl(epfd, op, fd, event)
|
||||
}
|
||||
|
||||
// Because EpollWait mutates events, the caller is expected to coordinate
|
||||
// concurrent access if calling with the same epfd from multiple goroutines.
|
||||
func EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) {
|
||||
return impl.epollwait(epfd, events, msec)
|
||||
}
|
||||
@ -0,0 +1,164 @@
|
||||
// Copyright 2020 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.
|
||||
|
||||
//go:build zos && s390x
|
||||
// +build zos,s390x
|
||||
|
||||
package unix
|
||||
|
||||
import (
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
// This file simulates fstatfs on z/OS using fstatvfs and w_getmntent.
|
||||
|
||||
func Fstatfs(fd int, stat *Statfs_t) (err error) {
|
||||
var stat_v Statvfs_t
|
||||
err = Fstatvfs(fd, &stat_v)
|
||||
if err == nil {
|
||||
// populate stat
|
||||
stat.Type = 0
|
||||
stat.Bsize = stat_v.Bsize
|
||||
stat.Blocks = stat_v.Blocks
|
||||
stat.Bfree = stat_v.Bfree
|
||||
stat.Bavail = stat_v.Bavail
|
||||
stat.Files = stat_v.Files
|
||||
stat.Ffree = stat_v.Ffree
|
||||
stat.Fsid = stat_v.Fsid
|
||||
stat.Namelen = stat_v.Namemax
|
||||
stat.Frsize = stat_v.Frsize
|
||||
stat.Flags = stat_v.Flag
|
||||
for passn := 0; passn < 5; passn++ {
|
||||
switch passn {
|
||||
case 0:
|
||||
err = tryGetmntent64(stat)
|
||||
break
|
||||
case 1:
|
||||
err = tryGetmntent128(stat)
|
||||
break
|
||||
case 2:
|
||||
err = tryGetmntent256(stat)
|
||||
break
|
||||
case 3:
|
||||
err = tryGetmntent512(stat)
|
||||
break
|
||||
case 4:
|
||||
err = tryGetmntent1024(stat)
|
||||
break
|
||||
default:
|
||||
break
|
||||
}
|
||||
//proceed to return if: err is nil (found), err is nonnil but not ERANGE (another error occurred)
|
||||
if err == nil || err != nil && err != ERANGE {
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
return err
|
||||
}
|
||||
|
||||
func tryGetmntent64(stat *Statfs_t) (err error) {
|
||||
var mnt_ent_buffer struct {
|
||||
header W_Mnth
|
||||
filesys_info [64]W_Mntent
|
||||
}
|
||||
var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
|
||||
fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
err = ERANGE //return ERANGE if no match is found in this batch
|
||||
for i := 0; i < fs_count; i++ {
|
||||
if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
|
||||
stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
|
||||
err = nil
|
||||
break
|
||||
}
|
||||
}
|
||||
return err
|
||||
}
|
||||
|
||||
func tryGetmntent128(stat *Statfs_t) (err error) {
|
||||
var mnt_ent_buffer struct {
|
||||
header W_Mnth
|
||||
filesys_info [128]W_Mntent
|
||||
}
|
||||
var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
|
||||
fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
err = ERANGE //return ERANGE if no match is found in this batch
|
||||
for i := 0; i < fs_count; i++ {
|
||||
if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
|
||||
stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
|
||||
err = nil
|
||||
break
|
||||
}
|
||||
}
|
||||
return err
|
||||
}
|
||||
|
||||
func tryGetmntent256(stat *Statfs_t) (err error) {
|
||||
var mnt_ent_buffer struct {
|
||||
header W_Mnth
|
||||
filesys_info [256]W_Mntent
|
||||
}
|
||||
var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
|
||||
fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
err = ERANGE //return ERANGE if no match is found in this batch
|
||||
for i := 0; i < fs_count; i++ {
|
||||
if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
|
||||
stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
|
||||
err = nil
|
||||
break
|
||||
}
|
||||
}
|
||||
return err
|
||||
}
|
||||
|
||||
func tryGetmntent512(stat *Statfs_t) (err error) {
|
||||
var mnt_ent_buffer struct {
|
||||
header W_Mnth
|
||||
filesys_info [512]W_Mntent
|
||||
}
|
||||
var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
|
||||
fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
err = ERANGE //return ERANGE if no match is found in this batch
|
||||
for i := 0; i < fs_count; i++ {
|
||||
if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
|
||||
stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
|
||||
err = nil
|
||||
break
|
||||
}
|
||||
}
|
||||
return err
|
||||
}
|
||||
|
||||
func tryGetmntent1024(stat *Statfs_t) (err error) {
|
||||
var mnt_ent_buffer struct {
|
||||
header W_Mnth
|
||||
filesys_info [1024]W_Mntent
|
||||
}
|
||||
var buffer_size int = int(unsafe.Sizeof(mnt_ent_buffer))
|
||||
fs_count, err := W_Getmntent((*byte)(unsafe.Pointer(&mnt_ent_buffer)), buffer_size)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
err = ERANGE //return ERANGE if no match is found in this batch
|
||||
for i := 0; i < fs_count; i++ {
|
||||
if stat.Fsid == uint64(mnt_ent_buffer.filesys_info[i].Dev) {
|
||||
stat.Type = uint32(mnt_ent_buffer.filesys_info[i].Fstname[0])
|
||||
err = nil
|
||||
break
|
||||
}
|
||||
}
|
||||
return err
|
||||
}
|
||||
@ -0,0 +1,74 @@
|
||||
// Copyright 2020 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.
|
||||
|
||||
//go:build zos && s390x
|
||||
// +build zos,s390x
|
||||
|
||||
package unix
|
||||
|
||||
import (
|
||||
"runtime"
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
// ioctl itself should not be exposed directly, but additional get/set
|
||||
// functions for specific types are permissible.
|
||||
|
||||
// IoctlSetInt performs an ioctl operation which sets an integer value
|
||||
// on fd, using the specified request number.
|
||||
func IoctlSetInt(fd int, req uint, value int) error {
|
||||
return ioctl(fd, req, uintptr(value))
|
||||
}
|
||||
|
||||
// IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
|
||||
//
|
||||
// To change fd's window size, the req argument should be TIOCSWINSZ.
|
||||
func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
|
||||
// TODO: if we get the chance, remove the req parameter and
|
||||
// hardcode TIOCSWINSZ.
|
||||
err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
|
||||
runtime.KeepAlive(value)
|
||||
return err
|
||||
}
|
||||
|
||||
// IoctlSetTermios performs an ioctl on fd with a *Termios.
|
||||
//
|
||||
// The req value is expected to be TCSETS, TCSETSW, or TCSETSF
|
||||
func IoctlSetTermios(fd int, req uint, value *Termios) error {
|
||||
if (req != TCSETS) && (req != TCSETSW) && (req != TCSETSF) {
|
||||
return ENOSYS
|
||||
}
|
||||
err := Tcsetattr(fd, int(req), value)
|
||||
runtime.KeepAlive(value)
|
||||
return err
|
||||
}
|
||||
|
||||
// IoctlGetInt performs an ioctl operation which gets an integer value
|
||||
// from fd, using the specified request number.
|
||||
//
|
||||
// A few ioctl requests use the return value as an output parameter;
|
||||
// for those, IoctlRetInt should be used instead of this function.
|
||||
func IoctlGetInt(fd int, req uint) (int, error) {
|
||||
var value int
|
||||
err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
|
||||
return value, err
|
||||
}
|
||||
|
||||
func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
|
||||
var value Winsize
|
||||
err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
|
||||
return &value, err
|
||||
}
|
||||
|
||||
// IoctlGetTermios performs an ioctl on fd with a *Termios.
|
||||
//
|
||||
// The req value is expected to be TCGETS
|
||||
func IoctlGetTermios(fd int, req uint) (*Termios, error) {
|
||||
var value Termios
|
||||
if req != TCGETS {
|
||||
return &value, ENOSYS
|
||||
}
|
||||
err := Tcgetattr(fd, &value)
|
||||
return &value, err
|
||||
}
|
||||
Some files were not shown because too many files have changed in this diff Show More
Loading…
Reference in New Issue