From 7e1d9ef9bf1f6c4ce48eb42b9264601981f4cc52 Mon Sep 17 00:00:00 2001
From: Eric Kohl <eric.kohl@reactos.org>
Date: Sat, 26 Jul 2025 19:00:04 +0200
Subject: [PATCH] [DHCPCSVC] Add DhcpEnumClasses and DhcpHandlePnpEvent stubs

---
 base/services/dhcpcsvc/dhcpcsvc.c    | 30 +++++++++++++++++++++++++---
 base/services/dhcpcsvc/dhcpcsvc.spec |  4 ++--
 sdk/include/psdk/dhcpcapi.h          | 17 ++++++++++++++++
 3 files changed, 46 insertions(+), 5 deletions(-)

diff --git a/base/services/dhcpcsvc/dhcpcsvc.c b/base/services/dhcpcsvc/dhcpcsvc.c
index 7554b81867e..5e761870bb1 100644
--- a/base/services/dhcpcsvc/dhcpcsvc.c
+++ b/base/services/dhcpcsvc/dhcpcsvc.c
@@ -74,8 +74,6 @@ DhcpCApiCleanup(VOID)
     PipeHandle = INVALID_HANDLE_VALUE;
 }
 
-
-/* FIXME: The adapter name should be a unicode string */
 DWORD
 APIENTRY
 DhcpAcquireParameters(
@@ -106,7 +104,6 @@ DhcpAcquireParameters(
     return Reply.Reply;
 }
 
-/* FIXME: The adapter name should be a unicode string */
 DWORD
 APIENTRY
 DhcpReleaseParameters(
@@ -137,6 +134,33 @@ DhcpReleaseParameters(
     return Reply.Reply;
 }
 
+DWORD
+APIENTRY
+DhcpEnumClasses(
+    _In_ DWORD Unknown1,
+    _In_ PWSTR AdapterName,
+    _In_ DWORD Unknown3,
+    _In_ DWORD Unknown4)
+{
+    DPRINT1("DhcpEnumClasses(%lx %S %lx %lx)\n",
+            Unknown1, AdapterName, Unknown3, Unknown4);
+    return 0;
+}
+
+DWORD
+APIENTRY
+DhcpHandlePnPEvent(
+    _In_ DWORD Unknown1,
+    _In_ DWORD Unknown2,
+    _In_ PWSTR AdapterName,
+    _In_ DWORD Unknown4,
+    _In_ DWORD Unknown5)
+{
+    DPRINT1("DhcpHandlePnPEvent(%lx %lx %S %lx %lx)\n",
+            Unknown1, Unknown2, AdapterName, Unknown4, Unknown5);
+    return 0;
+}
+
 DWORD APIENTRY
 DhcpQueryHWInfo(DWORD AdapterIndex,
                 PDWORD MediaType,
diff --git a/base/services/dhcpcsvc/dhcpcsvc.spec b/base/services/dhcpcsvc/dhcpcsvc.spec
index 26c4b176079..8def27e6769 100644
--- a/base/services/dhcpcsvc/dhcpcsvc.spec
+++ b/base/services/dhcpcsvc/dhcpcsvc.spec
@@ -12,9 +12,9 @@
 @ stub DhcpDelPersistentRequestParams
 @ stub DhcpDeRegisterOptions
 @ stub DhcpDeRegisterParamChange
-@ stub DhcpEnumClasses
+@ stdcall DhcpEnumClasses(long wstr long long)
 @ stub DhcpFallbackRefreshParams
-@ stub DhcpHandlePnPEvent
+@ stdcall DhcpHandlePnPEvent(long long wstr long long)
 @ stdcall DhcpLeaseIpAddress(long)
 @ stub DhcpLeaseIpAddressEx
 @ stdcall DhcpNotifyConfigChange(ptr ptr long long long long long)
diff --git a/sdk/include/psdk/dhcpcapi.h b/sdk/include/psdk/dhcpcapi.h
index dc308e46eee..ef55b20fde0 100644
--- a/sdk/include/psdk/dhcpcapi.h
+++ b/sdk/include/psdk/dhcpcapi.h
@@ -10,6 +10,23 @@ APIENTRY
 DhcpAcquireParameters(
     _In_ PWSTR AdapterName);
 
+DWORD
+APIENTRY
+DhcpEnumClasses(
+    _In_ DWORD Unknown1,
+    _In_ PWSTR AdapterName,
+    _In_ DWORD Unknown3,
+    _In_ DWORD Unknown4);
+
+DWORD
+APIENTRY
+DhcpHandlePnPEvent(
+    _In_ DWORD Unknown1,
+    _In_ DWORD Unknown2,
+    _In_ LPWSTR AdapterName,
+    _In_ DWORD Unknown4,
+    _In_ DWORD Unknown5);
+
 DWORD
 APIENTRY
 DhcpReleaseParameters(