root/include/linux/adb.h

INCLUDED FROM

/*
 * Definitions for ADB (Apple Desktop Bus) support.
 */
#ifndef __ADB_H
#define __ADB_H

#include <uapi/linux/adb.h>


struct adb_request {
        unsigned char data[32];
        int nbytes;
        unsigned char reply[32];
        int reply_len;
        unsigned char reply_expected;
        unsigned char sent;
        unsigned char complete;
        void (*done)(struct adb_request *);
        void *arg;
        struct adb_request *next;
};

struct adb_ids {
        int nids;
        unsigned char id[16];
};

/* Structure which encapsulates a low-level ADB driver */

struct adb_driver {
        char name[16];
        int (*probe)(void);
        int (*init)(void);
        int (*send_request)(struct adb_request *req, int sync);
        int (*autopoll)(int devs);
        void (*poll)(void);
        int (*reset_bus)(void);
};

/* Values for adb_request flags */
#define ADBREQ_REPLY    1       /* expect reply */
#define ADBREQ_SYNC     2       /* poll until done */
#define ADBREQ_NOSEND   4       /* build the request, but don't send it */

/* Messages sent thru the client_list notifier. You should NOT stop
   the operation, at least not with this version */
enum adb_message {
    ADB_MSG_POWERDOWN,  /* Currently called before sleep only */
    ADB_MSG_PRE_RESET,  /* Called before resetting the bus */
    ADB_MSG_POST_RESET  /* Called after resetting the bus (re-do init & register) */
};
extern struct blocking_notifier_head adb_client_list;

int adb_request(struct adb_request *req, void (*done)(struct adb_request *),
                int flags, int nbytes, ...);
int adb_register(int default_id,int handler_id,struct adb_ids *ids,
                 void (*handler)(unsigned char *, int, int));
int adb_unregister(int index);
void adb_poll(void);
void adb_input(unsigned char *, int, int);
int adb_reset_bus(void);

int adb_try_handler_change(int address, int new_id);
int adb_get_infos(int address, int *original_address, int *handler_id);

#endif /* __ADB_H */