SoundArchiveLoader.h

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#ifndef NW4HBM_SND_SOUND_ARCHIVE_LOADER_H
#define NW4HBM_SND_SOUND_ARCHIVE_LOADER_H
 
#include <revolution/os.h>
#include "../ut/FileStream.h"
#include "snd_types.h"
 
 
namespace nw4hbm {
    namespace snd {
        class SoundArchive;
        class SoundMemoryAllocatable;
 
        namespace detail {
 
            class FileStreamHandle {
            public:
                FileStreamHandle(ut::FileStream* pStream) : mStream(pStream) {}
 
                ~FileStreamHandle() {
                    if (mStream != NULL) {
                        mStream->Close();
                    }
                }
 
                ut::FileStream* GetFileStream() { return mStream; }
 
                ut::FileStream* operator->() { return mStream; }
 
                operator bool() const { return mStream; }
 
            private:
                /* 0x00 */ ut::FileStream* mStream;
            };
 
            class SoundArchiveLoader {
            public:
                explicit SoundArchiveLoader(const SoundArchive& soundArchive);
                ~SoundArchiveLoader();
 
                void* LoadGroup(u32 id, SoundMemoryAllocatable* allocater, void** waveBuffer,
                                u32 blockSize);
                s32 ReadFile(u32 id, void* dst, s32 size, s32 offset);
                void* LoadFile(u32 id, SoundMemoryAllocatable* allocater);
 
                void Cancel();
 
            private:
                /* 0x000 */ mutable OSMutex mMutex;
                /* 0x018 */ const SoundArchive& mArc;
                /* 0x01C */ u8 mStreamArea[STREAM_BUFFER_SIZE];
                /* 0x21C */ ut::FileStream* mStream;
            };
 
        }  // namespace detail
    }  // namespace snd
}  // namespace nw4hbm
 
#endif