Public API to handle the Thread management framework message parsing and building. More...

Functions
uint8_t *	thread_meshcop_tlv_data_write (uint8_t ptr, const uint8_t type, const uint16_t length, const uint8_t data)
	Write array TLV.
uint8_t *	thread_meshcop_tlv_data_write_header (uint8_t *ptr, uint8_t type, uint16_t length)
	Write header.
uint8_t *	thread_meshcop_tlv_data_write_uint8 (uint8_t *ptr, const uint8_t type, const uint8_t data)
	Write 1 byte length TLV.
uint8_t *	thread_meshcop_tlv_data_write_uint16 (uint8_t *ptr, const uint8_t type, const uint16_t data)
	Write 2 byte length TLV.
uint8_t *	thread_meshcop_tlv_data_write_uint32 (uint8_t *ptr, const uint8_t type, const uint32_t data)
	Write 4 byte length TLV.
uint8_t *	thread_meshcop_tlv_data_write_uint64 (uint8_t *ptr, const uint8_t type, const uint64_t data)
	Write 8 byte length TLV.
bool	thread_meshcop_tlv_exist (const uint8_t *ptr, const uint16_t length, const uint8_t type)
	Check if TLV exists in the message.
uint16_t	thread_meshcop_tlv_find (const uint8_t ptr, const uint16_t length, const uint8_t type, uint8_t *result_ptr)
	Find TLV from message.
int16_t	thread_meshcop_tlv_length (const uint8_t *ptr, uint16_t length)
	Get length of the TLV.
int16_t	thread_meshcop_tlv_length_required (const uint8_t *ptr, uint16_t length)
	Get length of the TLV including the type and length field.
const uint8_t *	thread_meshcop_tlv_get_next (const uint8_t ptr, uint16_t length)
	Go through TLV list in order.
bool	thread_meshcop_tlv_list_present (const uint8_t ptr, uint16_t length, const uint8_t required_tlv_ptr, uint8_t required_tlv_len)
	Validate that required TLVs are present in the buffer.
uint16_t	thread_meshcop_tlv_list_generate (const uint8_t ptr, uint16_t length, uint8_t result_ptr, uint16_t *result_len)
	Get list of TLVS included in the buffer.
uint16_t	thread_meshcop_tlv_list_remove (uint8_t *tlv_ptr, uint16_t tlv_len, uint8_t tlv_type)
	Remove TLV from list of TLVs.
bool	thread_meshcop_tlv_list_type_available (const uint8_t *list_ptr, uint16_t list_len, uint8_t tlv_type)
	Check if specific type is available in list of TLVs.
uint16_t	thread_meshcop_tlv_find_next (uint8_t tlv_ba, uint16_t tlv_ba_length, uint8_t tlv_id, uint8_t *found_tlv)
	Find next TLV from message.
uint8_t	thread_meshcop_tlv_data_get_uint8 (const uint8_t ptr, const uint16_t length, const uint8_t type, uint8_t data_ptr)
	Read 1 byte length TLV.
uint8_t	thread_meshcop_tlv_data_get_uint16 (const uint8_t ptr, const uint16_t length, const uint8_t type, uint16_t data_ptr)
	Read 2 byte length TLV.
uint8_t	thread_meshcop_tlv_data_get_uint32 (const uint8_t ptr, const uint16_t length, const uint8_t type, uint32_t data_ptr)
	Read 4 byte length TLV.
uint8_t	thread_meshcop_tlv_data_get_uint64 (const uint8_t ptr, const uint16_t length, const uint8_t type, uint64_t data_ptr)
	Read 8 byte length TLV.

Detailed Description

Public API to handle the Thread management framework message parsing and building.

Definition in file thread_meshcop_lib.h.

Function Documentation

uint8_t thread_meshcop_tlv_data_get_uint16	(	const uint8_t *	ptr,
		const uint16_t	length,
		const uint8_t	type,
		uint16_t *	data_ptr
	)

Read 2 byte length TLV.

Parameters:

ptr	pointer TLV message array.
length	length of TLV message array.
type	Type of TLV.
data_ptr	pointer to variable where the value is read.

Returns:: pointer length of TLV 2 if success. 0 means TLV not found or does not have any data.; Any other value indicates that TLV is not as expected.

Definition at line 523 of file thread_meshcop_lib.c.

uint8_t thread_meshcop_tlv_data_get_uint32	(	const uint8_t *	ptr,
		const uint16_t	length,
		const uint8_t	type,
		uint32_t *	data_ptr
	)

Read 4 byte length TLV.

Parameters:

ptr	pointer TLV message array.
length	length of TLV message array.
type	Type of TLV.
data_ptr	pointer to variable where the value is read.

Returns:: pointer length of TLV 4 if success. 0 means TLV not found or does not have any data.; Any other value indicates that TLV is not as expected.

Definition at line 532 of file thread_meshcop_lib.c.

uint8_t thread_meshcop_tlv_data_get_uint64	(	const uint8_t *	ptr,
		const uint16_t	length,
		const uint8_t	type,
		uint64_t *	data_ptr
	)

Read 8 byte length TLV.

Parameters:

ptr	pointer TLV message array.
length	length of TLV message array.
type	Type of TLV.
data_ptr	pointer to variable where the value is read.

Returns:: pointer length of TLV 4 if success. 0 means TLV not found or does not have any data.; Any other value indicates that TLV is not as expected.

Definition at line 541 of file thread_meshcop_lib.c.

uint8_t thread_meshcop_tlv_data_get_uint8	(	const uint8_t *	ptr,
		const uint16_t	length,
		const uint8_t	type,
		uint8_t *	data_ptr
	)

Read 1 byte length TLV.

Parameters:

ptr	pointer TLV message array.
length	length of TLV message array.
type	Type of TLV.
data_ptr	pointer to variable where the value is read.

Returns:: pointer length of TLV 1 if success. 0 means TLV not found or does not have any data.; Any other value indicates that TLV is not as expected.

Definition at line 514 of file thread_meshcop_lib.c.

uint8_t * thread_meshcop_tlv_data_write	(	uint8_t *	ptr,
		const uint8_t	type,
		const uint16_t	length,
		const uint8_t *	data
	)

Write array TLV.

Parameters:

ptr	pointer for array where to write the TLV.
type	Type of TLV.
length	length of the data that is written in TLV.
data	array for TLV value.

Returns:: pointer value for writing the next TLV.

Definition at line 406 of file thread_meshcop_lib.c.

uint8_t* thread_meshcop_tlv_data_write_header	(	uint8_t *	ptr,
		uint8_t	type,
		uint16_t	length
	)

Write header.

Parameters:

ptr	pointer for array where to write the TLV.
type	Type of TLV.
length	length of the data that is written in TLV.

Returns:: pointer value for writing the remaining bytes of network data.

Definition at line 53 of file thread_meshcop_lib.c.

uint8_t * thread_meshcop_tlv_data_write_uint16	(	uint8_t *	ptr,
		const uint8_t	type,
		const uint16_t	data
	)

Write 2 byte length TLV.

Parameters:

ptr	pointer for array where to write the TLV.
type	Type of TLV.
data	value.

Returns:: pointer value for writing the next TLV.

Definition at line 422 of file thread_meshcop_lib.c.

uint8_t * thread_meshcop_tlv_data_write_uint32	(	uint8_t *	ptr,
		const uint8_t	type,
		const uint32_t	data
	)

Write 4 byte length TLV.

Parameters:

ptr	pointer for array where to write the TLV.
type	Type of TLV.
data	value.

Returns:: pointer value for writing the next TLV.

Definition at line 430 of file thread_meshcop_lib.c.

uint8_t * thread_meshcop_tlv_data_write_uint64	(	uint8_t *	ptr,
		const uint8_t	type,
		const uint64_t	data
	)

Write 8 byte length TLV.

Parameters:

ptr	pointer for array where to write the TLV.
type	Type of TLV.
data	value.

Returns:: pointer value for writing the next TLV.

Definition at line 438 of file thread_meshcop_lib.c.

uint8_t * thread_meshcop_tlv_data_write_uint8	(	uint8_t *	ptr,
		const uint8_t	type,
		const uint8_t	data
	)

Write 1 byte length TLV.

Parameters:

ptr	pointer for array where to write the TLV.
type	Type of TLV.
data	value.

Returns:: pointer value for writing the next TLV.

Definition at line 414 of file thread_meshcop_lib.c.

bool thread_meshcop_tlv_exist	(	const uint8_t *	ptr,
		const uint16_t	length,
		const uint8_t	type
	)

Check if TLV exists in the message.

Parameters:

ptr	Message buffer.
length	Length of the message buffer to validate message.
type	Type of TLV searched.

Returns:: true if TLV is found.; false if TLV does not exist.

Definition at line 444 of file thread_meshcop_lib.c.

uint16_t thread_meshcop_tlv_find	(	const uint8_t *	ptr,
		const uint16_t	length,
		const uint8_t	type,
		uint8_t **	result_ptr
	)

Find TLV from message.

Parameters:

ptr	Message buffer.
length	Length of the message buffer to validate message.
type	Type of TLV searched.
result_ptr	Pointer value is given as result if length is positive. Can be NULL which only searches for the length.

Returns:: The length of the TLV data found; 0 if TLV is empty or no TLV found.; negative value indicates corrupted message.

Definition at line 398 of file thread_meshcop_lib.c.

uint16_t thread_meshcop_tlv_find_next	(	uint8_t *	tlv_ba,
		uint16_t	tlv_ba_length,
		uint8_t	tlv_id,
		uint8_t **	found_tlv
	)

Find next TLV from message.

Parameters:

tlv_ba	TLV message buffer.
tlv_ba_length	Length of the TLV message buffer.
tlv_id	ID of the TLV to be searched.
found_tlv	[IN] Pointer value is given as result if length is > 0. Can be NULL which only searches for the length. \ [OUT] Pointer to previous TLV found

Returns:: The length of the TLV data found and found_tlv updated to point beginning of value field. 0 if TLV is not found.

Definition at line 505 of file thread_meshcop_lib.c.

const uint8_t * thread_meshcop_tlv_get_next	(	const uint8_t *	ptr,
		uint16_t *	length
	)

Go through TLV list in order.

Parameters:

ptr	Message buffer.
length	Length of the message buffer to validate message. Length value modified to remaining value or 0 when no more TLVs present

Returns:: ptr to the next TLV; NULL if no TLV found.

Definition at line 466 of file thread_meshcop_lib.c.

int16_t thread_meshcop_tlv_length	(	const uint8_t *	ptr,
		uint16_t	length
	)

Get length of the TLV.

Parameters:

ptr	Message buffer.
length	Length of the message buffer to validate message.

Returns:: The length of the TLV data found; 0 if TLV is empty.; negative value indicates corrupted message or no TLV present.

Definition at line 452 of file thread_meshcop_lib.c.

int16_t thread_meshcop_tlv_length_required	(	const uint8_t *	ptr,
		uint16_t	length
	)

Get length of the TLV including the type and length field.

Parameters:

ptr	Message buffer.
length	Length of the message buffer to validate message.

Returns:: The length of the TLV data found; 0 if TLV is empty.; negative value indicates corrupted message or no TLV present.

Definition at line 459 of file thread_meshcop_lib.c.

uint16_t thread_meshcop_tlv_list_generate	(	const uint8_t *	ptr,
		uint16_t	length,
		uint8_t *	result_ptr,
		uint16_t *	result_len
	)

Get list of TLVS included in the buffer.

Parameters:

ptr	TLV message buffer.
length	Length of the TLV message buffer.
result_ptr	[OUT] buffer where the IDs of TLVs are written. can be NULL when counting amount of TLVs
result_len	[OUT] Amount of TLVs written in buffer

Returns:: amount of TLVs present in the buffer.

Definition at line 481 of file thread_meshcop_lib.c.

bool thread_meshcop_tlv_list_present	(	const uint8_t *	ptr,
		uint16_t	length,
		const uint8_t *	required_tlv_ptr,
		uint8_t	required_tlv_len
	)

Validate that required TLVs are present in the buffer.

Parameters:

ptr	TLV message buffer.
length	Length of the TLV message buffer.
required_tlv_ptr	buffer where the IDs of TLVs that are must be present
required_tlv_len	Amount of TLVs

Returns:: amount of TLVs present in the buffer.

Definition at line 473 of file thread_meshcop_lib.c.

uint16_t thread_meshcop_tlv_list_remove	(	uint8_t *	tlv_ptr,
		uint16_t	tlv_len,
		uint8_t	tlv_type
	)

Remove TLV from list of TLVs.

Parameters:

tlv_ptr	pointer to TLV List buffer.
tlv_len	Length of the TLV list buffer.
tlv_type	TLV that is removed from the List

Returns:: amount of TLVs present in the buffer.

Definition at line 489 of file thread_meshcop_lib.c.

bool thread_meshcop_tlv_list_type_available	(	const uint8_t *	list_ptr,
		uint16_t	list_len,
		uint8_t	tlv_type
	)

Check if specific type is available in list of TLVs.

Parameters:

list_ptr	Pointer to TLV list buffer.
list_len	Length of the TLV list buffer.
tlv_type	TLV type to be find from the list

Returns:: true if type exists, false if type does not exist.

Definition at line 497 of file thread_meshcop_lib.c.

Type:	Program
Created:	01 May 2018
Imports:	1
Forks:	0
Commits:	3
Dependents:	0
Dependencies:	0
Followers:	4

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