CExternalRandomAccessFileAPI.h

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#ifndef __BUSBOY_C_EXTERNAL_RANDOM_ACCESS_FILE_API_H__
#define __BUSBOY_C_EXTERNAL_RANDOM_ACCESS_FILE_API_H__

#include <stddef.h>

typedef struct CExternalRandomAccessFileSourceStruct *CExternalRandomAccessFileSourcePtr;

typedef struct CExternalRandomAccessFileSinkStruct *CExternalRandomAccessFileSinkPtr;

#ifdef __cplusplus
extern "C" {
#endif

typedef bool (*BusboyRandomAccessFileReadPtr)(
        char* buf,
        size_t num,
        size_t* read
);

typedef bool (*BusboyRandomAccessFileWritePtr)(
        char* buf,
        size_t num
);

typedef bool (*BusboyRandomAccessFileGetLocationPtr)(
        size_t* loc
);

typedef bool (*BusboyRandomAccessFileSetLocationPtr)(
        size_t loc
);

typedef bool (*BusboyRandomAccessFileGetSizePtr)(
        size_t* size
);

typedef bool (*BusboyRandomAccessFileSetSizePtr)(
        size_t size
);

typedef void (*BusboyRandomAccessFileClosePtr)();


struct CExternalRandomAccessFileCallbacksStruct {
        BusboyRandomAccessFileReadPtr readCallback;
        BusboyRandomAccessFileWritePtr writeCallback;
        BusboyRandomAccessFileGetLocationPtr getLocationCallback;
        BusboyRandomAccessFileSetLocationPtr setLocationCallback;
        BusboyRandomAccessFileSetLocationPtr setLocationFromEndCallback;
        BusboyRandomAccessFileSetLocationPtr skipForwardCallback;
        BusboyRandomAccessFileSetLocationPtr skipBackwardCallback;
        BusboyRandomAccessFileGetSizePtr getSizeCallback;
        BusboyRandomAccessFileSetSizePtr setSizeCallback;
        BusboyRandomAccessFileClosePtr closeCallback;
};

typedef struct CExternalRandomAccessFileCallbacksStruct CExternalRandomAccessFileCallbacks;

CExternalRandomAccessFileSourcePtr CExternalRandomAccessFile_newRandomAccessFileSource(
        const CExternalRandomAccessFileCallbacks& fileCallbacks
);

CExternalRandomAccessFileSinkPtr CExternalRandomAccessFile_newRandomAccessFileSink(
        const CExternalRandomAccessFileCallbacks& fileCallbacks
);

#ifdef __cplusplus
}
#endif 

#endif