67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
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/*
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* Definitions for ADB (Apple Desktop Bus) support.
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*/
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#ifndef __ADB_H
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#define __ADB_H
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#include <uapi/linux/adb.h>
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struct adb_request {
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unsigned char data[32];
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int nbytes;
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unsigned char reply[32];
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int reply_len;
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unsigned char reply_expected;
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unsigned char sent;
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unsigned char complete;
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void (*done)(struct adb_request *);
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void *arg;
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struct adb_request *next;
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};
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struct adb_ids {
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int nids;
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unsigned char id[16];
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};
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/* Structure which encapsulates a low-level ADB driver */
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struct adb_driver {
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char name[16];
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int (*probe)(void);
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int (*init)(void);
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int (*send_request)(struct adb_request *req, int sync);
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int (*autopoll)(int devs);
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void (*poll)(void);
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int (*reset_bus)(void);
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};
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/* Values for adb_request flags */
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#define ADBREQ_REPLY 1 /* expect reply */
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#define ADBREQ_SYNC 2 /* poll until done */
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#define ADBREQ_NOSEND 4 /* build the request, but don't send it */
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/* Messages sent thru the client_list notifier. You should NOT stop
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the operation, at least not with this version */
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enum adb_message {
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ADB_MSG_POWERDOWN, /* Currently called before sleep only */
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ADB_MSG_PRE_RESET, /* Called before resetting the bus */
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ADB_MSG_POST_RESET /* Called after resetting the bus (re-do init & register) */
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};
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extern struct blocking_notifier_head adb_client_list;
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int adb_request(struct adb_request *req, void (*done)(struct adb_request *),
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int flags, int nbytes, ...);
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int adb_register(int default_id,int handler_id,struct adb_ids *ids,
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void (*handler)(unsigned char *, int, int));
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int adb_unregister(int index);
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void adb_poll(void);
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void adb_input(unsigned char *, int, int);
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int adb_reset_bus(void);
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int adb_try_handler_change(int address, int new_id);
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int adb_get_infos(int address, int *original_address, int *handler_id);
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#endif /* __ADB_H */
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