windows: add ShellExecute
This is the way to do things like execute a process elevated with UAC
and interact with that whole system. It turns out to be quite important
for writing Windows software.
Change-Id: I5e05dc9b89ea308d42ac86ba563fd01922fc940c
Reviewed-on: https://go-review.googlesource.com/c/sys/+/178898
Run-TryBot: Jason Donenfeld <Jason@zx2c4.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
diff --git a/windows/zsyscall_windows.go b/windows/zsyscall_windows.go
index 25e8838..4f35a02 100644
--- a/windows/zsyscall_windows.go
+++ b/windows/zsyscall_windows.go
@@ -37,8 +37,8 @@
var (
modadvapi32 = NewLazySystemDLL("advapi32.dll")
modkernel32 = NewLazySystemDLL("kernel32.dll")
- moduserenv = NewLazySystemDLL("userenv.dll")
modshell32 = NewLazySystemDLL("shell32.dll")
+ moduserenv = NewLazySystemDLL("userenv.dll")
modmswsock = NewLazySystemDLL("mswsock.dll")
modcrypt32 = NewLazySystemDLL("crypt32.dll")
modws2_32 = NewLazySystemDLL("ws2_32.dll")
@@ -110,6 +110,7 @@
procCancelIoEx = modkernel32.NewProc("CancelIoEx")
procCreateProcessW = modkernel32.NewProc("CreateProcessW")
procOpenProcess = modkernel32.NewProc("OpenProcess")
+ procShellExecuteW = modshell32.NewProc("ShellExecuteW")
procTerminateProcess = modkernel32.NewProc("TerminateProcess")
procGetExitCodeProcess = modkernel32.NewProc("GetExitCodeProcess")
procGetStartupInfoW = modkernel32.NewProc("GetStartupInfoW")
@@ -1075,6 +1076,18 @@
return
}
+func ShellExecute(hwnd Handle, verb *uint16, file *uint16, args *uint16, cwd *uint16, showCmd int32) (err error) {
+ r1, _, e1 := syscall.Syscall6(procShellExecuteW.Addr(), 6, uintptr(hwnd), uintptr(unsafe.Pointer(verb)), uintptr(unsafe.Pointer(file)), uintptr(unsafe.Pointer(args)), uintptr(unsafe.Pointer(cwd)), uintptr(showCmd))
+ if r1 == 0 {
+ if e1 != 0 {
+ err = errnoErr(e1)
+ } else {
+ err = syscall.EINVAL
+ }
+ }
+ return
+}
+
func TerminateProcess(handle Handle, exitcode uint32) (err error) {
r1, _, e1 := syscall.Syscall(procTerminateProcess.Addr(), 2, uintptr(handle), uintptr(exitcode), 0)
if r1 == 0 {
