diff options
Diffstat (limited to 'tun/wintun/namespaceapi')
-rw-r--r-- | tun/wintun/namespaceapi/mksyscall.go | 8 | ||||
-rw-r--r-- | tun/wintun/namespaceapi/namespaceapi_windows.go | 83 | ||||
-rw-r--r-- | tun/wintun/namespaceapi/zsyscall_windows.go | 116 |
3 files changed, 0 insertions, 207 deletions
diff --git a/tun/wintun/namespaceapi/mksyscall.go b/tun/wintun/namespaceapi/mksyscall.go deleted file mode 100644 index 8ea3085..0000000 --- a/tun/wintun/namespaceapi/mksyscall.go +++ /dev/null @@ -1,8 +0,0 @@ -/* SPDX-License-Identifier: MIT - * - * Copyright (C) 2020 WireGuard LLC. All Rights Reserved. - */ - -package namespaceapi - -//go:generate go run golang.org/x/sys/windows/mkwinsyscall -output zsyscall_windows.go namespaceapi_windows.go diff --git a/tun/wintun/namespaceapi/namespaceapi_windows.go b/tun/wintun/namespaceapi/namespaceapi_windows.go deleted file mode 100644 index e71077c..0000000 --- a/tun/wintun/namespaceapi/namespaceapi_windows.go +++ /dev/null @@ -1,83 +0,0 @@ -/* SPDX-License-Identifier: MIT - * - * Copyright (C) 2020 WireGuard LLC. All Rights Reserved. - */ - -package namespaceapi - -import "golang.org/x/sys/windows" - -//sys createBoundaryDescriptor(name *uint16, flags uint32) (handle windows.Handle, err error) = kernel32.CreateBoundaryDescriptorW -//sys deleteBoundaryDescriptor(boundaryDescriptor windows.Handle) = kernel32.DeleteBoundaryDescriptor -//sys addSIDToBoundaryDescriptor(boundaryDescriptor *windows.Handle, requiredSid *windows.SID) (err error) = kernel32.AddSIDToBoundaryDescriptor -//sys createPrivateNamespace(privateNamespaceAttributes *windows.SecurityAttributes, boundaryDescriptor windows.Handle, aliasPrefix *uint16) (handle windows.Handle, err error) = kernel32.CreatePrivateNamespaceW -//sys openPrivateNamespace(boundaryDescriptor windows.Handle, aliasPrefix *uint16) (handle windows.Handle, err error) = kernel32.OpenPrivateNamespaceW -//sys closePrivateNamespace(handle windows.Handle, flags uint32) (err error) = kernel32.ClosePrivateNamespace - -// BoundaryDescriptor represents a boundary that defines how the objects in the namespace are to be isolated. -type BoundaryDescriptor windows.Handle - -// CreateBoundaryDescriptor creates a boundary descriptor. -func CreateBoundaryDescriptor(name string) (BoundaryDescriptor, error) { - name16, err := windows.UTF16PtrFromString(name) - if err != nil { - return 0, err - } - handle, err := createBoundaryDescriptor(name16, 0) - if err != nil { - return 0, err - } - return BoundaryDescriptor(handle), nil -} - -// Delete deletes the specified boundary descriptor. -func (bd BoundaryDescriptor) Delete() { - deleteBoundaryDescriptor(windows.Handle(bd)) -} - -// AddSid adds a security identifier (SID) to the specified boundary descriptor. -func (bd *BoundaryDescriptor) AddSid(requiredSid *windows.SID) error { - return addSIDToBoundaryDescriptor((*windows.Handle)(bd), requiredSid) -} - -// PrivateNamespace represents a private namespace. -type PrivateNamespace windows.Handle - -// CreatePrivateNamespace creates a private namespace. -func CreatePrivateNamespace(privateNamespaceAttributes *windows.SecurityAttributes, boundaryDescriptor BoundaryDescriptor, aliasPrefix string) (PrivateNamespace, error) { - aliasPrefix16, err := windows.UTF16PtrFromString(aliasPrefix) - if err != nil { - return 0, err - } - handle, err := createPrivateNamespace(privateNamespaceAttributes, windows.Handle(boundaryDescriptor), aliasPrefix16) - if err != nil { - return 0, err - } - return PrivateNamespace(handle), nil -} - -// OpenPrivateNamespace opens a private namespace. -func OpenPrivateNamespace(boundaryDescriptor BoundaryDescriptor, aliasPrefix string) (PrivateNamespace, error) { - aliasPrefix16, err := windows.UTF16PtrFromString(aliasPrefix) - if err != nil { - return 0, err - } - handle, err := openPrivateNamespace(windows.Handle(boundaryDescriptor), aliasPrefix16) - if err != nil { - return 0, err - } - return PrivateNamespace(handle), nil -} - -// ClosePrivateNamespaceFlags describes flags that are used by PrivateNamespace's Close() method. -type ClosePrivateNamespaceFlags uint32 - -const ( - // PrivateNamespaceFlagDestroy makes the close to destroy the namespace. - PrivateNamespaceFlagDestroy = ClosePrivateNamespaceFlags(0x1) -) - -// Close closes an open namespace handle. -func (pns PrivateNamespace) Close(flags ClosePrivateNamespaceFlags) error { - return closePrivateNamespace(windows.Handle(pns), uint32(flags)) -} diff --git a/tun/wintun/namespaceapi/zsyscall_windows.go b/tun/wintun/namespaceapi/zsyscall_windows.go deleted file mode 100644 index 508c223..0000000 --- a/tun/wintun/namespaceapi/zsyscall_windows.go +++ /dev/null @@ -1,116 +0,0 @@ -// Code generated by 'go generate'; DO NOT EDIT. - -package namespaceapi - -import ( - "syscall" - "unsafe" - - "golang.org/x/sys/windows" -) - -var _ unsafe.Pointer - -// Do the interface allocations only once for common -// Errno values. -const ( - errnoERROR_IO_PENDING = 997 -) - -var ( - errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING) -) - -// errnoErr returns common boxed Errno values, to prevent -// allocations at runtime. -func errnoErr(e syscall.Errno) error { - switch e { - case 0: - return nil - case errnoERROR_IO_PENDING: - return errERROR_IO_PENDING - } - // TODO: add more here, after collecting data on the common - // error values see on Windows. (perhaps when running - // all.bat?) - return e -} - -var ( - modkernel32 = windows.NewLazySystemDLL("kernel32.dll") - - procCreateBoundaryDescriptorW = modkernel32.NewProc("CreateBoundaryDescriptorW") - procDeleteBoundaryDescriptor = modkernel32.NewProc("DeleteBoundaryDescriptor") - procAddSIDToBoundaryDescriptor = modkernel32.NewProc("AddSIDToBoundaryDescriptor") - procCreatePrivateNamespaceW = modkernel32.NewProc("CreatePrivateNamespaceW") - procOpenPrivateNamespaceW = modkernel32.NewProc("OpenPrivateNamespaceW") - procClosePrivateNamespace = modkernel32.NewProc("ClosePrivateNamespace") -) - -func createBoundaryDescriptor(name *uint16, flags uint32) (handle windows.Handle, err error) { - r0, _, e1 := syscall.Syscall(procCreateBoundaryDescriptorW.Addr(), 2, uintptr(unsafe.Pointer(name)), uintptr(flags), 0) - handle = windows.Handle(r0) - if handle == 0 { - if e1 != 0 { - err = errnoErr(e1) - } else { - err = syscall.EINVAL - } - } - return -} - -func deleteBoundaryDescriptor(boundaryDescriptor windows.Handle) { - syscall.Syscall(procDeleteBoundaryDescriptor.Addr(), 1, uintptr(boundaryDescriptor), 0, 0) - return -} - -func addSIDToBoundaryDescriptor(boundaryDescriptor *windows.Handle, requiredSid *windows.SID) (err error) { - r1, _, e1 := syscall.Syscall(procAddSIDToBoundaryDescriptor.Addr(), 2, uintptr(unsafe.Pointer(boundaryDescriptor)), uintptr(unsafe.Pointer(requiredSid)), 0) - if r1 == 0 { - if e1 != 0 { - err = errnoErr(e1) - } else { - err = syscall.EINVAL - } - } - return -} - -func createPrivateNamespace(privateNamespaceAttributes *windows.SecurityAttributes, boundaryDescriptor windows.Handle, aliasPrefix *uint16) (handle windows.Handle, err error) { - r0, _, e1 := syscall.Syscall(procCreatePrivateNamespaceW.Addr(), 3, uintptr(unsafe.Pointer(privateNamespaceAttributes)), uintptr(boundaryDescriptor), uintptr(unsafe.Pointer(aliasPrefix))) - handle = windows.Handle(r0) - if handle == 0 { - if e1 != 0 { - err = errnoErr(e1) - } else { - err = syscall.EINVAL - } - } - return -} - -func openPrivateNamespace(boundaryDescriptor windows.Handle, aliasPrefix *uint16) (handle windows.Handle, err error) { - r0, _, e1 := syscall.Syscall(procOpenPrivateNamespaceW.Addr(), 2, uintptr(boundaryDescriptor), uintptr(unsafe.Pointer(aliasPrefix)), 0) - handle = windows.Handle(r0) - if handle == 0 { - if e1 != 0 { - err = errnoErr(e1) - } else { - err = syscall.EINVAL - } - } - return -} - -func closePrivateNamespace(handle windows.Handle, flags uint32) (err error) { - r1, _, e1 := syscall.Syscall(procClosePrivateNamespace.Addr(), 2, uintptr(handle), uintptr(flags), 0) - if r1 == 0 { - if e1 != 0 { - err = errnoErr(e1) - } else { - err = syscall.EINVAL - } - } - return -} |