linux/net/bluetooth/eir.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * BlueZ - Bluetooth protocol stack for Linux
 *
 * Copyright (C) 2021 Intel Corporation
 */

#include <linux/unaligned.h>

void eir_create(struct hci_dev *hdev, u8 *data);

u8 eir_create_adv_data(struct hci_dev *hdev, u8 instance, u8 *ptr);
u8 eir_create_scan_rsp(struct hci_dev *hdev, u8 instance, u8 *ptr);
u8 eir_create_per_adv_data(struct hci_dev *hdev, u8 instance, u8 *ptr);

u8 eir_append_local_name(struct hci_dev *hdev, u8 *eir, u8 ad_len);
u8 eir_append_appearance(struct hci_dev *hdev, u8 *ptr, u8 ad_len);
u8 eir_append_service_data(u8 *eir, u16 eir_len, u16 uuid, u8 *data,
			   u8 data_len);

static inline u16 eir_precalc_len(u8 data_len)
{ … }

static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type,
				  u8 *data, u8 data_len)
{ … }

static inline u16 eir_append_le16(u8 *eir, u16 eir_len, u8 type, u16 data)
{ … }

static inline u16 eir_skb_put_data(struct sk_buff *skb, u8 type, u8 *data, u8 data_len)
{ … }

static inline void *eir_get_data(u8 *eir, size_t eir_len, u8 type,
				 size_t *data_len)
{ … }

void *eir_get_service_data(u8 *eir, size_t eir_len, u16 uuid, size_t *len);