mirror of
https://github.com/go-gitea/gitea
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6fe756dc93
* Add support for ssh commit signing * Split out ssh verification to separate file * Show ssh key fingerprint on commit page * Update sshsig lib * Make sure we verify against correct namespace * Add ssh public key verification via ssh signatures When adding a public ssh key also validate that this user actually owns the key by signing a token with the private key. * Remove some gpg references and make verify key optional * Fix spaces indentation * Update options/locale/locale_en-US.ini Co-authored-by: Gusted <williamzijl7@hotmail.com> * Update templates/user/settings/keys_ssh.tmpl Co-authored-by: Gusted <williamzijl7@hotmail.com> * Update options/locale/locale_en-US.ini Co-authored-by: Gusted <williamzijl7@hotmail.com> * Update options/locale/locale_en-US.ini Co-authored-by: Gusted <williamzijl7@hotmail.com> * Update models/ssh_key_commit_verification.go Co-authored-by: Gusted <williamzijl7@hotmail.com> * Reword ssh/gpg_key_success message * Change Badsignature to NoKeyFound * Add sign/verify tests * Fix upstream api changes to user_model User * Match exact on SSH signature * Fix code review remarks Co-authored-by: Gusted <williamzijl7@hotmail.com> Co-authored-by: wxiaoguang <wxiaoguang@gmail.com> Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com> Co-authored-by: techknowlogick <techknowlogick@gitea.io>
62 lines
1.6 KiB
Go
Vendored
62 lines
1.6 KiB
Go
Vendored
// 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 && !ios) || linux
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// +build darwin,!ios linux
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package unix
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import (
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"unsafe"
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"golang.org/x/sys/internal/unsafeheader"
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)
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// SysvShmAttach attaches the Sysv shared memory segment associated with the
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// shared memory identifier id.
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func SysvShmAttach(id int, addr uintptr, flag int) ([]byte, error) {
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addr, errno := shmat(id, addr, flag)
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if errno != nil {
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return nil, errno
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}
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// Retrieve the size of the shared memory to enable slice creation
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var info SysvShmDesc
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_, err := SysvShmCtl(id, IPC_STAT, &info)
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if err != nil {
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// release the shared memory if we can't find the size
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// ignoring error from shmdt as there's nothing sensible to return here
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shmdt(addr)
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return nil, err
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}
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// Use unsafe to convert addr into a []byte.
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// TODO: convert to unsafe.Slice once we can assume Go 1.17
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var b []byte
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hdr := (*unsafeheader.Slice)(unsafe.Pointer(&b))
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hdr.Data = unsafe.Pointer(addr)
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hdr.Cap = int(info.Segsz)
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hdr.Len = int(info.Segsz)
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return b, nil
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}
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// SysvShmDetach unmaps the shared memory slice returned from SysvShmAttach.
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//
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// It is not safe to use the slice after calling this function.
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func SysvShmDetach(data []byte) error {
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if len(data) == 0 {
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return EINVAL
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}
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return shmdt(uintptr(unsafe.Pointer(&data[0])))
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}
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// SysvShmGet returns the Sysv shared memory identifier associated with key.
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// If the IPC_CREAT flag is specified a new segment is created.
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func SysvShmGet(key, size, flag int) (id int, err error) {
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return shmget(key, size, flag)
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}
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