#include "encode.h"
#include "option.h"
#include "pdu.h"

Include dependency graph for block.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	coap_block_t
	Structure of Block options. More...

Macros
#define	COAP_MAX_BLOCK_SZX 6
	The largest value for the SZX component in a Block option. More...

#define	COAP_BLOCK_USE_LIBCOAP 0x01 /* Use libcoap to do block requests */

#define	COAP_BLOCK_SINGLE_BODY 0x02 /* Deliver the data as a single body */

#define	COAP_OPT_BLOCK_LAST(opt) (coap_opt_length(opt) ? (coap_opt_value(opt) + (coap_opt_length(opt)-1)) : 0)
	Returns the value of the least significant byte of a Block option `opt`. More...

#define	COAP_OPT_BLOCK_MORE(opt) (coap_opt_length(opt) ? (*COAP_OPT_BLOCK_LAST(opt) & 0x08) : 0)
	Returns the value of the More-bit of a Block option `opt`. More...

#define	COAP_OPT_BLOCK_SZX(opt) (coap_opt_length(opt) ? (*COAP_OPT_BLOCK_LAST(opt) & 0x07) : 0)
	Returns the value of the SZX-field of a Block option `opt`. More...

Typedefs
typedef void(*	coap_release_large_data_t) (coap_session_t session, void app_ptr)
	Callback handler for de-allocating the data based on `app_ptr` provided to coap_add_data_large_*() functions following transmission of the supplied data. More...

Functions
unsigned int	coap_opt_block_num (const coap_opt_t *block_opt)
	Returns the value of field `num` in the given block option `block_opt`. More...

COAP_STATIC_INLINE int	coap_more_blocks (size_t data_len, unsigned int num, uint16_t szx)
	Checks if more than `num` blocks are required to deliver `data_len` bytes of data for a block size of 1 << (`szx` + 4). More...

int	coap_get_block (const coap_pdu_t pdu, coap_option_num_t number, coap_block_t block)
	Initializes `block` from `pdu`. More...

int	coap_write_block_opt (coap_block_t block, coap_option_num_t number, coap_pdu_t pdu, size_t data_length)
	Writes a block option of type `number` to message `pdu`. More...

int	coap_add_block (coap_pdu_t pdu, size_t len, const uint8_t data, unsigned int block_num, unsigned char block_szx)
	Adds the `block_num` block of size 1 << (`block_szx` + 4) from source `data` to `pdu`. More...

coap_binary_t *	coap_block_build_body (coap_binary_t body_data, size_t length, const uint8_t data, size_t offset, size_t total)
	Re-assemble payloads into a body. More...

void	coap_add_data_blocked_response (const coap_pdu_t request, coap_pdu_t response, uint16_t media_type, int maxage, size_t length, const uint8_t *data)
	Adds the appropriate part of `data` to the `response` pdu. More...

int	coap_add_data_large_request (coap_session_t session, coap_pdu_t pdu, size_t length, const uint8_t data, coap_release_large_data_t release_func, void app_ptr)
	Associates given data with the `pdu` that is passed as second parameter. More...

int	coap_add_data_large_response (coap_resource_t resource, coap_session_t session, const coap_pdu_t request, coap_pdu_t response, const coap_string_t query, uint16_t media_type, int maxage, uint64_t etag, size_t length, const uint8_t data, coap_release_large_data_t release_func, void *app_ptr)
	Associates given data with the `response` pdu that is passed as fourth parameter. More...

void	coap_context_set_block_mode (coap_context_t *context, uint8_t block_mode)
	Set the context level CoAP block handling bits for handling RFC7959. More...

int	coap_cancel_observe (coap_session_t session, coap_binary_t token, coap_pdu_type_t message_type)
	Cancel an observe that is being tracked by the client large receive logic. More...

Data Structures

Macros

Typedefs

Functions