#ifndef _HMPFILE_H
#define _HMPFILE_H
#include <windows.h>
#include <mmsystem.h>

#define HMP_TRACKS 32
#define HMP_BUFFERS 4
#define HMP_BUFSIZE 1024
#define BE_INT(x)    (x)
#define BE_SHORT(x)  (x)

typedef struct event {
	unsigned int delta;
	unsigned char msg[3];
	unsigned char *data;
	unsigned int datalen;
} event;

typedef struct hmp_track {
	unsigned char *data;
	unsigned int len;
	unsigned char *cur;
	unsigned int left;
	unsigned int cur_time;
} hmp_track;

typedef struct hmp_file {
	int num_trks;
	hmp_track trks[HMP_TRACKS];
	unsigned int cur_time;
	int tempo;
	MIDIHDR *evbuf;
    HMIDISTRM hmidi;
	UINT devid;
	unsigned char *pending;
	unsigned int pending_size;
	unsigned int pending_event;
	int stop;
	int bufs_in_mm;
	int				bLoop;
	unsigned int	midi_division;
} hmp_file;


#define HMP_INVALID_FILE -1
#define HMP_OUT_OF_MEM -2
#define HMP_MM_ERR -3
#define HMP_EOF 1

hmp_file *hmp_open(const char *filename);
int hmp_play(hmp_file *hmp, int bLoop);
void hmp_close(hmp_file *hmp);

extern hmp_file *hmp;
extern int digi_midi_song_playing;

#endif