rfcomm.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 *
 *  BlueZ - Bluetooth protocol stack for Linux
 *
 *  Copyright (C) 2002-2003  Maxim Krasnyansky <maxk@qualcomm.com>
 *  Copyright (C) 2002-2010  Marcel Holtmann <marcel@holtmann.org>
 *
 *
 */

#ifndef __RFCOMM_H
#define __RFCOMM_H

#ifdef __cplusplus
extern "C" {
#endif

#include <sys/socket.h>

/* RFCOMM defaults */
#define RFCOMM_DEFAULT_MTU  127

#define RFCOMM_PSM 3

/* RFCOMM socket address */
struct sockaddr_rc {
    sa_family_t rc_family;
    bdaddr_t    rc_bdaddr;
    uint8_t     rc_channel;
};

/* RFCOMM socket options */
#define RFCOMM_CONNINFO 0x02
struct rfcomm_conninfo {
    uint16_t    hci_handle;
    uint8_t     dev_class[3];
};

#define RFCOMM_LM   0x03
#define RFCOMM_LM_MASTER    0x0001
#define RFCOMM_LM_AUTH      0x0002
#define RFCOMM_LM_ENCRYPT   0x0004
#define RFCOMM_LM_TRUSTED   0x0008
#define RFCOMM_LM_RELIABLE  0x0010
#define RFCOMM_LM_SECURE    0x0020

/* RFCOMM TTY support */
#define RFCOMM_MAX_DEV  256

#define RFCOMMCREATEDEV     _IOW('R', 200, int)
#define RFCOMMRELEASEDEV    _IOW('R', 201, int)
#define RFCOMMGETDEVLIST    _IOR('R', 210, int)
#define RFCOMMGETDEVINFO    _IOR('R', 211, int)

struct rfcomm_dev_req {
    int16_t     dev_id;
    uint32_t    flags;
    bdaddr_t    src;
    bdaddr_t    dst;
    uint8_t channel;
};
#define RFCOMM_REUSE_DLC    0
#define RFCOMM_RELEASE_ONHUP    1
#define RFCOMM_HANGUP_NOW   2
#define RFCOMM_TTY_ATTACHED 3

struct rfcomm_dev_info {
    int16_t     id;
    uint32_t    flags;
    uint16_t    state;
    bdaddr_t    src;
    bdaddr_t    dst;
    uint8_t     channel;
};

struct rfcomm_dev_list_req {
    uint16_t    dev_num;
    struct rfcomm_dev_info dev_info[0];
};

#ifdef __cplusplus
}
#endif

#endif /* __RFCOMM_H */