h4.h File Reference

#include <stdint.h>
#include <stddef.h>

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Classes
struct	_bt_h4_

Macros
#define	H4_CMD   0x01
#define	H4_ACL   0x02
#define	H4_SCO   0x03
#define	H4_EVT   0x04
#define	H4_ISO   0x05

Typedefs
typedef struct _bt_h4_	BtH4

Functions
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)

Macro Definition Documentation

H4_ACL

#define H4_ACL   0x02

H4_CMD

#define H4_CMD   0x01

BSD 2-Clause License

Copyright (c) 2022-2026, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

H4_EVT

#define H4_EVT   0x04

H4_ISO

#define H4_ISO   0x05

H4_SCO

#define H4_SCO   0x03

Typedef Documentation

BtH4

typedef struct _bt_h4_ BtH4

Function Documentation

bt_h4_feed()

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
	)

bt_h4_reset()

void bt_h4_reset

(

BtH4 *

h

)

BSD 2-Clause License

Copyright (c) 2022-2026, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

bt_h4_wrap()

int bt_h4_wrap	(	uint8_t	kind,
		const uint8_t *	payload,
		uint16_t	len,
		uint8_t *	out,
		uint16_t	cap
	)