From 0d096b52fec33706a8a8120bae677d7747979758 Mon Sep 17 00:00:00 2001
From: zhangch <sunrise_zch@163.com>
Date: Tue, 2 May 2023 00:37:49 +0800
Subject: [PATCH] Support "ALL" to indicate that all domain names are resolved
 using the specified DNS server

---
 osdep/WinDNSHelper.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/osdep/WinDNSHelper.cpp b/osdep/WinDNSHelper.cpp
index 6bcd2b476..e2250a65b 100644
--- a/osdep/WinDNSHelper.cpp
+++ b/osdep/WinDNSHelper.cpp
@@ -335,6 +335,9 @@ void WinDNSHelper::setDNS(uint64_t nwid, const char* domain, const std::vector<I
 			RegSetKeyValueA(dnsKey, NULL, "GenericDNSServers", REG_SZ, serverValue.data(), serverValue.length());
 			RegSetKeyValueA(dnsKey, NULL, "IPSECCARestriction", REG_SZ, "", 0);
 			std::string d = "." + std::string(domain);
+			if (d == ".ALL") {
+				d = ".";
+			}
 			RegSetKeyValueA(dnsKey, NULL, "Name", REG_MULTI_SZ, d.data(), d.length());
 			DWORD version = 2;
 			RegSetKeyValueA(dnsKey, NULL, "Version", REG_DWORD, &version, sizeof(DWORD));