diff options
Diffstat (limited to 'updater/winhttp/winhttp.go')
| -rw-r--r-- | updater/winhttp/winhttp.go | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/updater/winhttp/winhttp.go b/updater/winhttp/winhttp.go index ac390a4f..cb19f194 100644 --- a/updater/winhttp/winhttp.go +++ b/updater/winhttp/winhttp.go @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: MIT * - * Copyright (C) 2019-2021 WireGuard LLC. All Rights Reserved. + * Copyright (C) 2019-2022 WireGuard LLC. All Rights Reserved. */ package winhttp @@ -21,11 +21,13 @@ import ( type Session struct { handle _HINTERNET } + type Connection struct { handle _HINTERNET session *Session https bool } + type Response struct { handle _HINTERNET connection *Connection @@ -48,6 +50,11 @@ func isWin7() bool { return maj < 6 || (maj == 6 && min <= 1) } +func isWin8DotZeroOrBelow() bool { + maj, min, _ := windows.RtlGetNtVersionNumbers() + return maj < 6 || (maj == 6 && min <= 2) +} + func NewSession(userAgent string) (session *Session, err error) { session = new(Session) defer convertError(&err) @@ -69,9 +76,17 @@ func NewSession(userAgent string) (session *Session, err error) { if err != nil { return } - var enableHttp2 uint32 = 1 + var enableHttp2 uint32 = _WINHTTP_PROTOCOL_FLAG_HTTP2 _ = winHttpSetOption(session.handle, _WINHTTP_OPTION_ENABLE_HTTP_PROTOCOL, unsafe.Pointer(&enableHttp2), uint32(unsafe.Sizeof(enableHttp2))) // Don't check return value, in case of old Windows + if isWin8DotZeroOrBelow() { + var enableTLS12 uint32 = _WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_2 + err = winHttpSetOption(session.handle, _WINHTTP_OPTION_SECURE_PROTOCOLS, unsafe.Pointer(&enableTLS12), uint32(unsafe.Sizeof(enableTLS12))) + if err != nil { + return + } + } + runtime.SetFinalizer(session, func(session *Session) { session.Close() }) |