- created a Kernel namespace

- cleaned up Kernel code a bit (moved stuff into namespace, fixed whitespace issues)
- added handle types for all different CTROS handles

src/core/hle/kernel/kernel.cpp

@@ -12,22 +12,16 @@
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/thread.h"
 
-KernelObjectPool g_kernel_objects;
+namespace Kernel {
 
-void __KernelInit() {
-    __KernelThreadingInit();
-}
+ObjectPool g_object_pool;
 
-void __KernelShutdown() {
-    __KernelThreadingShutdown();
-}
-
-KernelObjectPool::KernelObjectPool() {
+ObjectPool::ObjectPool() {
     memset(occupied, 0, sizeof(bool) * MAX_COUNT);
     next_id = INITIAL_NEXT_ID;
 }
 
-Handle KernelObjectPool::Create(KernelObject *obj, int range_bottom, int range_top) {
+Handle ObjectPool::Create(Object* obj, int range_bottom, int range_top) {
     if (range_top > MAX_COUNT) {
         range_top = MAX_COUNT;
     }
@@ -46,8 +40,7 @@ Handle KernelObjectPool::Create(KernelObject *obj, int range_bottom, int range_t
     return 0;
 }
 
-bool KernelObjectPool::IsValid(Handle handle)
-{
+bool ObjectPool::IsValid(Handle handle) {
     int index = handle - HANDLE_OFFSET;
     if (index < 0)
         return false;
@@ -57,26 +50,24 @@ bool KernelObjectPool::IsValid(Handle handle)
     return occupied[index];
 }
 
-void KernelObjectPool::Clear()
-{
-    for (int i = 0; i < MAX_COUNT; i++)
-    {
+void ObjectPool::Clear() {
+    for (int i = 0; i < MAX_COUNT; i++) {
         //brutally clear everything, no validation
         if (occupied[i])
             delete pool[i];
         occupied[i] = false;
     }
-    memset(pool, 0, sizeof(KernelObject*)*MAX_COUNT);
+    memset(pool, 0, sizeof(Object*)*MAX_COUNT);
     next_id = INITIAL_NEXT_ID;
 }
 
-KernelObject *&KernelObjectPool::operator [](Handle handle)
+Object* &ObjectPool::operator [](Handle handle)
 {
     _dbg_assert_msg_(KERNEL, IsValid(handle), "GRABBING UNALLOCED KERNEL OBJ");
     return pool[handle - HANDLE_OFFSET];
 }
 
-void KernelObjectPool::List() {
+void ObjectPool::List() {
     for (int i = 0; i < MAX_COUNT; i++) {
         if (occupied[i]) {
             if (pool[i]) {
@@ -87,18 +78,16 @@ void KernelObjectPool::List() {
     }
 }
 
-int KernelObjectPool::GetCount()
-{
+int ObjectPool::GetCount() {
     int count = 0;
-    for (int i = 0; i < MAX_COUNT; i++)
-    {
+    for (int i = 0; i < MAX_COUNT; i++) {
         if (occupied[i])
             count++;
     }
     return count;
 }
 
-KernelObject *KernelObjectPool::CreateByIDType(int type) {
+Object* ObjectPool::CreateByIDType(int type) {
     // Used for save states.  This is ugly, but what other way is there?
     switch (type) {
     //case SCE_KERNEL_TMID_Alarm:
@@ -142,8 +131,18 @@ KernelObject *KernelObjectPool::CreateByIDType(int type) {
     }
 }
 
+void Init() {
+    __KernelThreadingInit();
+}
+
+void Shutdown() {
+    __KernelThreadingShutdown();
+}
+
+} // namespace
+
 bool __KernelLoadExec(u32 entry_point) {
-    __KernelInit();
+    Kernel::Init();
     
     Core::g_app_core->SetPC(entry_point);
 

src/core/hle/kernel/kernel.h

@@ -9,41 +9,50 @@
 typedef u32 Handle;
 typedef s32 Result;
 
-enum KernelIDType {
-    KERNEL_ID_TYPE_THREAD,
-    KERNEL_ID_TYPE_SEMAPHORE,
-    KERNEL_ID_TYPE_MUTEX,
-    KERNEL_ID_TYPE_EVENT,
-    KERNEL_ID_TYPE_SERVICE,
-};
+namespace Kernel {
 
+enum class HandleType : u32 {
+    Unknown         = 0,
+    Port            = 1,
+    Service         = 2,
+    Event           = 3,
+    Mutex           = 4,
+    SharedMemory    = 5,
+    Redirection     = 6,
+    Thread          = 7,
+    Process         = 8,
+    Arbiter         = 9,
+    File            = 10,
+    Semaphore       = 11,
+};
+    
 enum {
-    KERNEL_MAX_NAME_LENGTH      = 0x100,
-    KERNEL_DEFAULT_STACK_SIZE   = 0x4000,
+    MAX_NAME_LENGTH     = 0x100,
+    DEFAULT_STACK_SIZE  = 0x4000,
 };
 
-class KernelObjectPool;
+class ObjectPool;
 
-class KernelObject {
-    friend class KernelObjectPool;
+class Object : NonCopyable {
+    friend class ObjectPool;
     u32 handle;
 public:
-    virtual ~KernelObject() {}
+    virtual ~Object() {}
     Handle GetHandle() const { return handle; }
     virtual const char *GetTypeName() { return "[BAD KERNEL OBJECT TYPE]"; }
     virtual const char *GetName() { return "[UNKNOWN KERNEL OBJECT]"; }
-    virtual KernelIDType GetIDType() const = 0;
+    virtual Kernel::HandleType GetHandleType() const = 0;
 };
 
-class KernelObjectPool {
+class ObjectPool : NonCopyable {
 public:
-    KernelObjectPool();
-    ~KernelObjectPool() {}
+    ObjectPool();
+    ~ObjectPool() {}
 
     // Allocates a handle within the range and inserts the object into the map.
-    Handle Create(KernelObject *obj, int range_bottom=INITIAL_NEXT_ID, int range_top=0x7FFFFFFF);
+    Handle Create(Object* obj, int range_bottom=INITIAL_NEXT_ID, int range_top=0x7FFFFFFF);
 
-    static KernelObject *CreateByIDType(int type);
+    static Object* CreateByIDType(int type);
 
     template <class T>
     u32 Destroy(Handle handle) {
@@ -71,7 +80,7 @@ public:
             // it just acted as a static case and everything worked. This means that we will never
             // see the Wrong type object error below, but we'll just have to live with that danger.
             T* t = static_cast<T*>(pool[handle - HANDLE_OFFSET]);
-            if (t == 0 || t->GetIDType() != T::GetStaticIDType()) {
+            if (t == 0 || t->GetHandleType() != T::GetStaticHandleType()) {
                 WARN_LOG(KERNEL, "Kernel: Wrong object type for %i (%08x)", handle, handle);
                 outError = 0;//T::GetMissingErrorCode();
                 return 0;
@@ -86,17 +95,17 @@ public:
     T *GetFast(Handle handle) {
         const Handle realHandle = handle - HANDLE_OFFSET;
         _dbg_assert_(KERNEL, realHandle >= 0 && realHandle < MAX_COUNT && occupied[realHandle]);
-        return static_cast<T *>(pool[realHandle]);
+        return static_cast<T*>(pool[realHandle]);
     }
 
     template <class T, typename ArgT>
-    void Iterate(bool func(T *, ArgT), ArgT arg) {
+    void Iterate(bool func(T*, ArgT), ArgT arg) {
         int type = T::GetStaticIDType();
         for (int i = 0; i < MAX_COUNT; i++)
         {
             if (!occupied[i])
                 continue;
-            T *t = static_cast<T *>(pool[i]);
+            T* t = static_cast<T*>(pool[i]);
             if (t->GetIDType() == type) {
                 if (!func(t, arg))
                     break;
@@ -104,33 +113,37 @@ public:
         }
     }
 
-    bool GetIDType(Handle handle, int *type) const {
+    bool GetIDType(Handle handle, HandleType* type) const {
         if ((handle < HANDLE_OFFSET) || (handle >= HANDLE_OFFSET + MAX_COUNT) || 
             !occupied[handle - HANDLE_OFFSET]) {
             ERROR_LOG(KERNEL, "Kernel: Bad object handle %i (%08x)", handle, handle);
             return false;
         }
-        KernelObject *t = pool[handle - HANDLE_OFFSET];
-        *type = t->GetIDType();
+        Object* t = pool[handle - HANDLE_OFFSET];
+        *type = t->GetHandleType();
         return true;
     }
 
-    KernelObject *&operator [](Handle handle);
+    Object* &operator [](Handle handle);
     void List();
     void Clear();
     int GetCount();
 
 private:
+    
     enum {
         MAX_COUNT       = 0x1000,
         HANDLE_OFFSET   = 0x100,
         INITIAL_NEXT_ID = 0x10,
     };
-    KernelObject *pool[MAX_COUNT];
-    bool occupied[MAX_COUNT];
-    int next_id;
+
+    Object* pool[MAX_COUNT];
+    bool    occupied[MAX_COUNT];
+    int     next_id;
 };
 
-extern KernelObjectPool g_kernel_objects;
+extern ObjectPool g_object_pool;
+
+} // namespace
 
 bool __KernelLoadExec(u32 entry_point);

src/core/hle/kernel/thread.cpp

@@ -42,14 +42,14 @@ enum WaitType {
     WAITTYPE_SYNCH,
 };
 
-class Thread : public KernelObject {
+class Thread : public Kernel::Object {
 public:
 
     const char *GetName() { return name; }
     const char *GetTypeName() { return "Thread"; }
 
-    static KernelIDType GetStaticIDType() { return KERNEL_ID_TYPE_THREAD; }
-    KernelIDType GetIDType() const { return KERNEL_ID_TYPE_THREAD; }
+    static Kernel::HandleType GetStaticHandleType() {  return Kernel::HandleType::Thread; }
+    Kernel::HandleType GetHandleType() const { return Kernel::HandleType::Thread; }
 
     inline bool IsRunning() const { return (status & THREADSTATUS_RUNNING) != 0; }
     inline bool IsStopped() const { return (status & THREADSTATUS_DORMANT) != 0; }
@@ -71,7 +71,7 @@ public:
 
     WaitType wait_type;
 
-    char name[KERNEL_MAX_NAME_LENGTH+1];
+    char name[Kernel::MAX_NAME_LENGTH + 1];
 };
 
 // Lists all thread ids that aren't deleted/etc.
@@ -201,7 +201,7 @@ Thread *__KernelCreateThread(Handle &handle, const char *name, u32 entry_point,
 
     Thread *t = new Thread;
     
-    handle = g_kernel_objects.Create(t);
+    handle = Kernel::g_object_pool.Create(t);
     
     g_thread_queue.push_back(handle);
     g_thread_ready_queue.prepare(priority);
@@ -214,8 +214,8 @@ Thread *__KernelCreateThread(Handle &handle, const char *name, u32 entry_point,
     t->processor_id = processor_id;
     t->wait_type = WAITTYPE_NONE;
     
-    strncpy(t->name, name, KERNEL_MAX_NAME_LENGTH);
-    t->name[KERNEL_MAX_NAME_LENGTH] = '\0';
+    strncpy(t->name, name, Kernel::MAX_NAME_LENGTH);
+    t->name[Kernel::MAX_NAME_LENGTH] = '\0';
     
     return t;
 }
@@ -296,7 +296,7 @@ Thread *__KernelNextThread() {
     if (next < 0) {
         return NULL;
     }
-    return g_kernel_objects.GetFast<Thread>(next);
+    return Kernel::g_object_pool.GetFast<Thread>(next);
 }
 
 /// Sets up the primary application thread
@@ -326,7 +326,7 @@ Handle __KernelSetupMainThread(s32 priority, int stack_size) {
 /// Resumes a thread from waiting by marking it as "ready"
 void __KernelResumeThreadFromWait(Handle handle) {
     u32 error;
-    Thread *t = g_kernel_objects.Get<Thread>(handle, error);
+    Thread *t = Kernel::g_object_pool.Get<Thread>(handle, error);
     if (t) {
         t->status &= ~THREADSTATUS_WAIT;
         if (!(t->status & (THREADSTATUS_WAITSUSPEND | THREADSTATUS_DORMANT | THREADSTATUS_DEAD))) {

src/core/hle/kernel/thread.h

@@ -23,10 +23,10 @@ enum ThreadProcessorId {
 
 /// Creates a new thread - wrapper for external user
 Handle __KernelCreateThread(const char *name, u32 entry_point, s32 priority, 
-    s32 processor_id, u32 stack_top, int stack_size=KERNEL_DEFAULT_STACK_SIZE);
+    s32 processor_id, u32 stack_top, int stack_size=Kernel::DEFAULT_STACK_SIZE);
 
 /// Sets up the primary application thread
-Handle __KernelSetupMainThread(s32 priority, int stack_size=KERNEL_DEFAULT_STACK_SIZE);
+Handle __KernelSetupMainThread(s32 priority, int stack_size=Kernel::DEFAULT_STACK_SIZE);
 
 /// Reschedules to the next available thread (call after current thread is suspended)
 void __KernelReschedule(const char *reason);

src/core/hle/service/service.cpp

@@ -34,7 +34,7 @@ Manager::~Manager() {
 
 /// Add a service to the manager (does not create it though)
 void Manager::AddService(Interface* service) {
-    m_port_map[service->GetPortName()] = g_kernel_objects.Create(service);
+    m_port_map[service->GetPortName()] = Kernel::g_object_pool.Create(service);
     m_services.push_back(service);
 }
 
@@ -48,7 +48,7 @@ void Manager::DeleteService(std::string port_name) {
 
 /// Get a Service Interface from its Handle
 Interface* Manager::FetchFromHandle(Handle handle) {
-    return g_kernel_objects.GetFast<Interface>(handle);
+    return Kernel::g_object_pool.GetFast<Interface>(handle);
 }
 
 /// Get a Service Interface from its port

src/core/hle/service/service.h

@@ -36,15 +36,15 @@ inline static u32* GetCommandBuffer(const int offset=0) {
 class Manager;
 
 /// Interface to a CTROS service
-class Interface  : public KernelObject {
+class Interface  : public Kernel::Object {
     friend class Manager;
 public:
     
     const char *GetName() { return GetPortName(); }
     const char *GetTypeName() { return GetPortName(); }
 
-    static KernelIDType GetStaticIDType() { return KERNEL_ID_TYPE_THREAD; }
-    KernelIDType GetIDType() const { return KERNEL_ID_TYPE_THREAD; }
+    static Kernel::HandleType GetStaticHandleType() { return Kernel::HandleType::Service; }
+    Kernel::HandleType GetHandleType() const { return Kernel::HandleType::Service; }
 
     typedef void (*Function)(Interface*);
 
@@ -63,8 +63,8 @@ public:
     }
 
     /// Allocates a new handle for the service
-    Handle CreateHandle(KernelObject *obj) {
-        Handle handle = g_kernel_objects.Create(obj);
+    Handle CreateHandle(Kernel::Object *obj) {
+        Handle handle = Kernel::g_object_pool.Create(obj);
         m_handles.push_back(handle);
         return handle;
     }
@@ -72,7 +72,7 @@ public:
     /// Frees a handle from the service
     template <class T>
     void DeleteHandle(const Handle handle) {
-        g_kernel_objects.Destroy<T>(handle);
+        g_object_pool.Destroy<T>(handle);
         m_handles.erase(std::remove(m_handles.begin(), m_handles.end(), handle), m_handles.end());
     }