From aa763c8392f3b943efc1afdeda617ba85ed7d474 Mon Sep 17 00:00:00 2001
From: momo5502 <mauriceheumann@gmail.com>
Date: Sun, 1 Jun 2025 14:02:36 +0200
Subject: [PATCH] Prepare more timer syscalls

---
 src/windows-emulator/emulator_thread.cpp | 4 ++++
 src/windows-emulator/syscalls.cpp        | 3 +++
 src/windows-emulator/syscalls/object.cpp | 1 +
 src/windows-emulator/syscalls/timer.cpp  | 6 ++++++
 4 files changed, 14 insertions(+)

diff --git a/src/windows-emulator/emulator_thread.cpp b/src/windows-emulator/emulator_thread.cpp
index e3628706..8f1b3fd6 100644
--- a/src/windows-emulator/emulator_thread.cpp
+++ b/src/windows-emulator/emulator_thread.cpp
@@ -58,6 +58,10 @@ namespace
             return !e || e->try_lock(current_thread_id);
         }
 
+        case handle_types::timer: {
+            return true; // TODO
+        }
+
         case handle_types::semaphore: {
             auto* s = c.semaphores.get(h);
             if (s)
diff --git a/src/windows-emulator/syscalls.cpp b/src/windows-emulator/syscalls.cpp
index b8e5ec76..971fc5b0 100644
--- a/src/windows-emulator/syscalls.cpp
+++ b/src/windows-emulator/syscalls.cpp
@@ -361,6 +361,8 @@ namespace syscalls
     NTSTATUS handle_NtCreateTimer2(const syscall_context& c, emulator_object<handle> timer_handle, uint64_t reserved,
                                    emulator_object<OBJECT_ATTRIBUTES<EmulatorTraits<Emu64>>> object_attributes,
                                    ULONG attributes, ACCESS_MASK desired_access);
+    NTSTATUS handle_NtSetTimerEx(const syscall_context& c, handle timer_handle, uint32_t timer_set_info_class,
+                                 uint64_t timer_set_information, ULONG timer_set_information_length);
 
     // syscalls/token.cpp:
     NTSTATUS
@@ -1104,6 +1106,7 @@ void syscall_dispatcher::add_handlers(std::map<std::string, syscall_handler>& ha
     add_handler(NtUserSetCursor);
     add_handler(NtOpenMutant);
     add_handler(NtCreateTimer2);
+    add_handler(NtSetTimerEx);
 
 #undef add_handler
 }
diff --git a/src/windows-emulator/syscalls/object.cpp b/src/windows-emulator/syscalls/object.cpp
index ae7c134c..db66de02 100644
--- a/src/windows-emulator/syscalls/object.cpp
+++ b/src/windows-emulator/syscalls/object.cpp
@@ -119,6 +119,7 @@ namespace syscalls
         return h.value.type == handle_types::thread       //
                || h.value.type == handle_types::mutant    //
                || h.value.type == handle_types::semaphore //
+               || h.value.type == handle_types::timer     //
                || h.value.type == handle_types::event;
     }
 
diff --git a/src/windows-emulator/syscalls/timer.cpp b/src/windows-emulator/syscalls/timer.cpp
index 329a3ab2..2f683bed 100644
--- a/src/windows-emulator/syscalls/timer.cpp
+++ b/src/windows-emulator/syscalls/timer.cpp
@@ -69,4 +69,10 @@ namespace syscalls
         return STATUS_SUCCESS;
     }
 
+    NTSTATUS handle_NtSetTimerEx(const syscall_context& /*c*/, handle /*timer_handle*/,
+                                 uint32_t /*timer_set_info_class*/, uint64_t /*timer_set_information*/,
+                                 ULONG /*timer_set_information_length*/)
+    {
+        return STATUS_NOT_SUPPORTED;
+    }
 }