h4.h

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#ifndef __BT_H4_H__
#define __BT_H4_H__
 
#include <stdint.h>
#include <stddef.h>
 
#define H4_CMD  0x01
#define H4_ACL  0x02
#define H4_SCO  0x03
#define H4_EVT  0x04
#define H4_ISO  0x05
 
typedef struct _bt_h4_ {
    uint8_t kind;
    uint16_t need;
    uint16_t got;
    uint8_t buf[1024];
    int in_hdr;
} BtH4;
 
void bt_h4_reset(BtH4* h);
int bt_h4_feed(BtH4* h, const uint8_t* bytes, size_t n, uint8_t* kind, uint8_t* out, uint16_t* outlen,
               uint16_t cap);
int bt_h4_wrap(uint8_t kind, const uint8_t* payload, uint16_t len, uint8_t* out, uint16_t cap);
 
#endif