tailscale/net/tshttpproxy/zsyscall_windows.go
Andrew Lytvynov d01081683c
go.mod: bump golang.org/x/crypto (#17907)
Pick up a fix for https://pkg.go.dev/vuln/GO-2025-4116 (even though
we're not affected).

Updates #cleanup

Change-Id: I9f2571b17c1f14db58ece8a5a34785805217d9dd

Signed-off-by: Andrew Lytvynov <awly@tailscale.com>
2025-11-17 09:05:18 -08:00

82 lines
2.2 KiB
Go

// Code generated by 'go generate'; DO NOT EDIT.
package tshttpproxy
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)
errERROR_EINVAL error = syscall.EINVAL
)
// errnoErr returns common boxed Errno values, to prevent
// allocations at runtime.
func errnoErr(e syscall.Errno) error {
switch e {
case 0:
return errERROR_EINVAL
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")
modwinhttp = windows.NewLazySystemDLL("winhttp.dll")
procGlobalFree = modkernel32.NewProc("GlobalFree")
procWinHttpCloseHandle = modwinhttp.NewProc("WinHttpCloseHandle")
procWinHttpGetProxyForUrl = modwinhttp.NewProc("WinHttpGetProxyForUrl")
procWinHttpOpen = modwinhttp.NewProc("WinHttpOpen")
)
func globalFree(hglobal winHGlobal) (err error) {
r1, _, e1 := syscall.SyscallN(procGlobalFree.Addr(), uintptr(hglobal))
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func winHTTPCloseHandle(whi winHTTPInternet) (err error) {
r1, _, e1 := syscall.SyscallN(procWinHttpCloseHandle.Addr(), uintptr(whi))
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func winHTTPGetProxyForURL(whi winHTTPInternet, url *uint16, options *winHTTPAutoProxyOptions, proxyInfo *winHTTPProxyInfo) (err error) {
r1, _, e1 := syscall.SyscallN(procWinHttpGetProxyForUrl.Addr(), uintptr(whi), uintptr(unsafe.Pointer(url)), uintptr(unsafe.Pointer(options)), uintptr(unsafe.Pointer(proxyInfo)))
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func winHTTPOpen(agent *uint16, accessType uint32, proxy *uint16, proxyBypass *uint16, flags uint32) (whi winHTTPInternet, err error) {
r0, _, e1 := syscall.SyscallN(procWinHttpOpen.Addr(), uintptr(unsafe.Pointer(agent)), uintptr(accessType), uintptr(unsafe.Pointer(proxy)), uintptr(unsafe.Pointer(proxyBypass)), uintptr(flags))
whi = winHTTPInternet(r0)
if whi == 0 {
err = errnoErr(e1)
}
return
}