struct buf {
	unsigned char *pnt;
	long size;
	long pos;
	struct buf *next;
	struct buf *prev;
};

struct framebuf {
	struct buf *buf;
	long pos;
	struct frame *next;
	struct frame *prev;
};

struct mpstr {
	struct buf *head,*tail;
	int bsize;
	int framesize;
	int fsizeold;
	struct frame fr;
	unsigned char bsspace[2][MAXFRAMESIZE+512]; /* MAXFRAMESIZE */
	real hybrid_block[2][2][SBLIMIT*SSLIMIT];
	int hybrid_blc[2];
	unsigned long header;
	int bsnum;
	real synth_buffs[2][2][0x110];
	int  synth_bo;
	struct StaticData psd;
	long ndatabegin;
};


#define MP3_ERR -1
#define MP3_OK  0
#define MP3_NEED_MORE 1

#ifdef __cplusplus
extern "C" {
#endif

__declspec(dllexport) int InitMP3(struct mpstr *mp);
__declspec(dllexport) int decodeMP3(struct mpstr *mp,char *inmemory,int inmemsize,
     char *outmemory,int outmemsize,int *done);
__declspec(dllexport) void ExitMP3(struct mpstr *mp);
__declspec(dllexport) double compute_bpf(struct frame *fr);
__declspec(dllexport) double compute_tpf(struct frame *fr);
__declspec(dllexport) int GetVbrTag(VBRTAGDATA *pTagData,  unsigned char *buf);
__declspec(dllexport) int SeekPoint(unsigned char TOC[NUMTOCENTRIES], int file_bytes, double percent);

#ifdef __cplusplus
}
#endif