From fd69fd03259b71be521aeb69d3f73761b598be8a Mon Sep 17 00:00:00 2001
From: bunnei
Date: Tue, 27 May 2014 20:16:13 -0400
Subject: kernel: added event module to support creation of CTR "Event" objects

---
 src/core/core.vcxproj         |  2 +
 src/core/core.vcxproj.filters |  6 +++
 src/core/hle/kernel/event.cpp | 91 +++++++++++++++++++++++++++++++++++++++++++
 src/core/hle/kernel/event.h   | 28 +++++++++++++
 4 files changed, 127 insertions(+)
 create mode 100644 src/core/hle/kernel/event.cpp
 create mode 100644 src/core/hle/kernel/event.h

(limited to 'src')

diff --git a/src/core/core.vcxproj b/src/core/core.vcxproj
index f271d336e..efcd30d77 100644
--- a/src/core/core.vcxproj
+++ b/src/core/core.vcxproj
@@ -168,6 +168,7 @@
     <ClCompile Include="hle\config_mem.cpp" />
     <ClCompile Include="hle\coprocessor.cpp" />
     <ClCompile Include="hle\hle.cpp" />
+    <ClCompile Include="hle\kernel\event.cpp" />
     <ClCompile Include="hle\kernel\kernel.cpp" />
     <ClCompile Include="hle\kernel\mutex.cpp" />
     <ClCompile Include="hle\kernel\thread.cpp" />
@@ -217,6 +218,7 @@
     <ClInclude Include="hle\coprocessor.h" />
     <ClInclude Include="hle\function_wrappers.h" />
     <ClInclude Include="hle\hle.h" />
+    <ClInclude Include="hle\kernel\event.h" />
     <ClInclude Include="hle\kernel\kernel.h" />
     <ClInclude Include="hle\kernel\mutex.h" />
     <ClInclude Include="hle\kernel\thread.h" />
diff --git a/src/core/core.vcxproj.filters b/src/core/core.vcxproj.filters
index b6c1d5b93..135e4c89c 100644
--- a/src/core/core.vcxproj.filters
+++ b/src/core/core.vcxproj.filters
@@ -165,6 +165,9 @@
     <ClCompile Include="arm\interpreter\armcopro.cpp">
       <Filter>arm\interpreter</Filter>
     </ClCompile>
+    <ClCompile Include="hle\kernel\event.cpp">
+      <Filter>hle\kernel</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="arm\disassembler\arm_disasm.h">
@@ -295,6 +298,9 @@
     <ClInclude Include="hle\kernel\mutex.h">
       <Filter>hle\kernel</Filter>
     </ClInclude>
+    <ClInclude Include="hle\kernel\event.h">
+      <Filter>hle\kernel</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Text Include="CMakeLists.txt" />
diff --git a/src/core/hle/kernel/event.cpp b/src/core/hle/kernel/event.cpp
new file mode 100644
index 000000000..cc15ba9bc
--- /dev/null
+++ b/src/core/hle/kernel/event.cpp
@@ -0,0 +1,91 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.  
+
+#include <map>
+#include <vector>
+
+#include "common/common.h"
+
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/event.h"
+
+namespace Kernel {
+
+class Event : public Object {
+public:
+    const char* GetTypeName() { return "Event"; }
+
+    static Kernel::HandleType GetStaticHandleType() {  return Kernel::HandleType::Event; }
+    Kernel::HandleType GetHandleType() const { return Kernel::HandleType::Event; }
+
+    ResetType intitial_reset_type;  ///< ResetType specified at Event initialization
+    ResetType reset_type;           ///< Current ResetType
+
+    bool locked;                    ///< Current locked state
+
+    /**
+     * Synchronize kernel object 
+     * @param wait Boolean wait set if current thread should wait as a result of sync operation
+     * @return Result of operation, 0 on success, otherwise error code
+     */
+    Result SyncRequest(bool* wait) {
+        // TODO(bunnei): ImplementMe
+        ERROR_LOG(KERNEL, "Unimplemented function Event::SyncRequest");
+        return 0;
+    }
+
+    /**
+     * Wait for kernel object to synchronize
+     * @param wait Boolean wait set if current thread should wait as a result of sync operation
+     * @return Result of operation, 0 on success, otherwise error code
+     */
+    Result WaitSynchronization(bool* wait) {
+        // TODO(bunnei): ImplementMe
+        *wait = locked;
+        if (reset_type != RESETTYPE_STICKY) {
+            locked = true;
+        }
+        return 0;
+    }
+};
+
+/**
+ * Clears an event
+ * @param handle Handle to event to clear
+ * @return Result of operation, 0 on success, otherwise error code
+ */
+Result ClearEvent(Handle handle) {
+    ERROR_LOG(KERNEL, "Unimplemented function ClearEvent");
+    return 0;
+}
+
+/**
+ * Creates an event
+ * @param handle Reference to handle for the newly created mutex
+ * @param reset_type ResetType describing how to create event
+ * @return Handle to newly created object
+ */
+Event* CreateEvent(Handle& handle, const ResetType reset_type) {
+    Event* evt = new Event;
+
+    handle = Kernel::g_object_pool.Create(evt);
+
+    evt->reset_type = evt->intitial_reset_type = reset_type;
+    evt->locked = false;
+
+    return evt;
+}
+
+/**
+ * Creates an event
+ * @param reset_type ResetType describing how to create event
+ * @return Handle to newly created object
+ */
+Handle CreateEvent(const ResetType reset_type) {
+    Handle handle;
+    Event* evt = CreateEvent(handle, reset_type);
+    return handle;
+}
+
+} // namespace
diff --git a/src/core/hle/kernel/event.h b/src/core/hle/kernel/event.h
new file mode 100644
index 000000000..2ef1bd65b
--- /dev/null
+++ b/src/core/hle/kernel/event.h
@@ -0,0 +1,28 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.  
+
+#pragma once
+
+#include "common/common_types.h"
+
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/svc.h"
+
+namespace Kernel {
+
+/**
+ * Clears an event
+ * @param handle Handle to event to clear
+ * @return Result of operation, 0 on success, otherwise error code
+ */
+Result ClearEvent(Handle handle);
+
+/**
+ * Creates an event
+ * @param reset_type ResetType describing how to create event
+ * @return Handle to newly created object
+ */
+Handle CreateEvent(const ResetType reset_type);
+
+} // namespace
-- 
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