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authorJason A. Donenfeld <Jason@zx2c4.com>2019-02-25 18:45:32 +0100
committerJason A. Donenfeld <Jason@zx2c4.com>2019-02-28 08:05:02 +0100
commit840f33de326233d5fee1144334db41bf5c82a8fa (patch)
tree43070181e30db403dfad69f3e67a566ba589df4e /conf/zsyscall_windows.go
parentInitial scaffolding (diff)
downloadwireguard-windows-840f33de326233d5fee1144334db41bf5c82a8fa.tar.xz
wireguard-windows-840f33de326233d5fee1144334db41bf5c82a8fa.zip
conf: introduce configuration management
Diffstat (limited to 'conf/zsyscall_windows.go')
-rw-r--r--conf/zsyscall_windows.go96
1 files changed, 96 insertions, 0 deletions
diff --git a/conf/zsyscall_windows.go b/conf/zsyscall_windows.go
new file mode 100644
index 00000000..64bec1f4
--- /dev/null
+++ b/conf/zsyscall_windows.go
@@ -0,0 +1,96 @@
+// Code generated by 'go generate'; DO NOT EDIT.
+
+package conf
+
+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 (
+ modole32 = windows.NewLazySystemDLL("ole32.dll")
+ modshell32 = windows.NewLazySystemDLL("shell32.dll")
+ modkernel32 = windows.NewLazySystemDLL("kernel32.dll")
+
+ procCoTaskMemFree = modole32.NewProc("CoTaskMemFree")
+ procSHGetKnownFolderPath = modshell32.NewProc("SHGetKnownFolderPath")
+ procFindFirstChangeNotificationW = modkernel32.NewProc("FindFirstChangeNotificationW")
+ procFindNextChangeNotification = modkernel32.NewProc("FindNextChangeNotification")
+)
+
+func coTaskMemFree(pointer uintptr) {
+ syscall.Syscall(procCoTaskMemFree.Addr(), 1, uintptr(pointer), 0, 0)
+ return
+}
+
+func shGetKnownFolderPath(id *windows.GUID, flags uint32, token windows.Handle, path **uint16) (err error) {
+ r1, _, e1 := syscall.Syscall6(procSHGetKnownFolderPath.Addr(), 4, uintptr(unsafe.Pointer(id)), uintptr(flags), uintptr(token), uintptr(unsafe.Pointer(path)), 0, 0)
+ if r1 != 0 {
+ if e1 != 0 {
+ err = errnoErr(e1)
+ } else {
+ err = syscall.EINVAL
+ }
+ }
+ return
+}
+
+func findFirstChangeNotification(path *uint16, watchSubtree bool, filter uint32) (handle windows.Handle, err error) {
+ var _p0 uint32
+ if watchSubtree {
+ _p0 = 1
+ } else {
+ _p0 = 0
+ }
+ r0, _, e1 := syscall.Syscall(procFindFirstChangeNotificationW.Addr(), 3, uintptr(unsafe.Pointer(path)), uintptr(_p0), uintptr(filter))
+ handle = windows.Handle(r0)
+ if handle == 0 {
+ if e1 != 0 {
+ err = errnoErr(e1)
+ } else {
+ err = syscall.EINVAL
+ }
+ }
+ return
+}
+
+func findNextChangeNotification(handle windows.Handle) (err error) {
+ r1, _, e1 := syscall.Syscall(procFindNextChangeNotification.Addr(), 1, uintptr(handle), 0, 0)
+ if r1 == 0 {
+ if e1 != 0 {
+ err = errnoErr(e1)
+ } else {
+ err = syscall.EINVAL
+ }
+ }
+ return
+}