- 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
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parent
0886dc70ed
commit
44336329ed
6 changed files with 87 additions and 75 deletions
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@ -9,41 +9,50 @@
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typedef u32 Handle;
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typedef s32 Result;
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enum KernelIDType {
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KERNEL_ID_TYPE_THREAD,
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KERNEL_ID_TYPE_SEMAPHORE,
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KERNEL_ID_TYPE_MUTEX,
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KERNEL_ID_TYPE_EVENT,
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KERNEL_ID_TYPE_SERVICE,
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};
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namespace Kernel {
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enum class HandleType : u32 {
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Unknown = 0,
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Port = 1,
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Service = 2,
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Event = 3,
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Mutex = 4,
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SharedMemory = 5,
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Redirection = 6,
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Thread = 7,
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Process = 8,
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Arbiter = 9,
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File = 10,
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Semaphore = 11,
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};
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enum {
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KERNEL_MAX_NAME_LENGTH = 0x100,
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KERNEL_DEFAULT_STACK_SIZE = 0x4000,
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MAX_NAME_LENGTH = 0x100,
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DEFAULT_STACK_SIZE = 0x4000,
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};
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class KernelObjectPool;
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class ObjectPool;
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class KernelObject {
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friend class KernelObjectPool;
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class Object : NonCopyable {
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friend class ObjectPool;
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u32 handle;
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public:
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virtual ~KernelObject() {}
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virtual ~Object() {}
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Handle GetHandle() const { return handle; }
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virtual const char *GetTypeName() { return "[BAD KERNEL OBJECT TYPE]"; }
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virtual const char *GetName() { return "[UNKNOWN KERNEL OBJECT]"; }
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virtual KernelIDType GetIDType() const = 0;
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virtual Kernel::HandleType GetHandleType() const = 0;
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};
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class KernelObjectPool {
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class ObjectPool : NonCopyable {
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public:
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KernelObjectPool();
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~KernelObjectPool() {}
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ObjectPool();
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~ObjectPool() {}
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// Allocates a handle within the range and inserts the object into the map.
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Handle Create(KernelObject *obj, int range_bottom=INITIAL_NEXT_ID, int range_top=0x7FFFFFFF);
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Handle Create(Object* obj, int range_bottom=INITIAL_NEXT_ID, int range_top=0x7FFFFFFF);
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static KernelObject *CreateByIDType(int type);
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static Object* CreateByIDType(int type);
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template <class T>
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u32 Destroy(Handle handle) {
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@ -71,7 +80,7 @@ public:
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// it just acted as a static case and everything worked. This means that we will never
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// see the Wrong type object error below, but we'll just have to live with that danger.
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T* t = static_cast<T*>(pool[handle - HANDLE_OFFSET]);
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if (t == 0 || t->GetIDType() != T::GetStaticIDType()) {
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if (t == 0 || t->GetHandleType() != T::GetStaticHandleType()) {
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WARN_LOG(KERNEL, "Kernel: Wrong object type for %i (%08x)", handle, handle);
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outError = 0;//T::GetMissingErrorCode();
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return 0;
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@ -86,17 +95,17 @@ public:
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T *GetFast(Handle handle) {
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const Handle realHandle = handle - HANDLE_OFFSET;
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_dbg_assert_(KERNEL, realHandle >= 0 && realHandle < MAX_COUNT && occupied[realHandle]);
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return static_cast<T *>(pool[realHandle]);
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return static_cast<T*>(pool[realHandle]);
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}
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template <class T, typename ArgT>
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void Iterate(bool func(T *, ArgT), ArgT arg) {
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void Iterate(bool func(T*, ArgT), ArgT arg) {
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int type = T::GetStaticIDType();
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for (int i = 0; i < MAX_COUNT; i++)
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{
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if (!occupied[i])
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continue;
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T *t = static_cast<T *>(pool[i]);
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T* t = static_cast<T*>(pool[i]);
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if (t->GetIDType() == type) {
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if (!func(t, arg))
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break;
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@ -104,33 +113,37 @@ public:
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}
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}
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bool GetIDType(Handle handle, int *type) const {
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bool GetIDType(Handle handle, HandleType* type) const {
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if ((handle < HANDLE_OFFSET) || (handle >= HANDLE_OFFSET + MAX_COUNT) ||
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!occupied[handle - HANDLE_OFFSET]) {
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ERROR_LOG(KERNEL, "Kernel: Bad object handle %i (%08x)", handle, handle);
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return false;
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}
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KernelObject *t = pool[handle - HANDLE_OFFSET];
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*type = t->GetIDType();
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Object* t = pool[handle - HANDLE_OFFSET];
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*type = t->GetHandleType();
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return true;
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}
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KernelObject *&operator [](Handle handle);
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Object* &operator [](Handle handle);
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void List();
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void Clear();
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int GetCount();
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private:
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enum {
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MAX_COUNT = 0x1000,
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HANDLE_OFFSET = 0x100,
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INITIAL_NEXT_ID = 0x10,
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};
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KernelObject *pool[MAX_COUNT];
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bool occupied[MAX_COUNT];
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int next_id;
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Object* pool[MAX_COUNT];
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bool occupied[MAX_COUNT];
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int next_id;
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};
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extern KernelObjectPool g_kernel_objects;
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extern ObjectPool g_object_pool;
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} // namespace
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bool __KernelLoadExec(u32 entry_point);
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