async.c File Reference

state management for asynchronous messages More...

#include "coap3/coap_internal.h"

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Macros
#define	SEARCH_PAIR(head, out, field1, val1, field2, val2, field3, val3)    SEARCH_PAIR3(head,out,field1,val1,field2,val2,field3,val3,next)
#define	SEARCH_PAIR3(head, out, field1, val1, field2, val2, field3, val3, next)

Functions
int	coap_async_is_supported (void)
	Returns 1 if libcoap was built with separate messages enabled, 0 otherwise. More...
coap_async_t *	coap_register_async (coap_session_t *session, const coap_pdu_t *request, coap_tick_t delay)
	Allocates a new coap_async_t object and fills its fields according to the given request. More...
void	coap_async_set_delay (coap_async_t *async, coap_tick_t delay)
	Update the delay timeout, so changing when the registered async triggers. More...
coap_async_t *	coap_find_async (coap_session_t *session, coap_bin_const_t token)
	Retrieves the object identified by token from the list of asynchronous transactions that are registered with context. More...
static void	coap_free_async_sub (coap_context_t *context, coap_async_t *s)
void	coap_free_async (coap_session_t *session, coap_async_t *s)
	Releases the memory that was allocated by coap_register_async() for the object async. More...
void	coap_delete_all_async (coap_context_t *context)
	Removes and frees off all of the async entries for the given context. More...
void	coap_async_set_app_data (coap_async_t *async, void *app_data)
	Set the application data pointer held in async. More...
void *	coap_async_get_app_data (const coap_async_t *async)
	Gets the application data pointer held in async. More...

Detailed Description

state management for asynchronous messages

Definition in file async.c.

Macro Definition Documentation

SEARCH_PAIR

#define SEARCH_PAIR	(		head,
			out,
			field1,
			val1,
			field2,
			val2,
			field3,
			val3
	)		SEARCH_PAIR3(head,out,field1,val1,field2,val2,field3,val3,next)

Definition at line 21 of file async.c.

SEARCH_PAIR3

#define SEARCH_PAIR3	(		head,
			out,
			field1,
			val1,
			field2,
			val2,
			field3,
			val3,
			next
	)

Value:

  do {                                                                  \
    LL_FOREACH2(head,out,next) {                                        \
      if ((out)->field1 == (val1) && (out)->field2 == (val2) &&         \
          ((val2) == 0 || memcmp((out)->field3, (val3), (val2)) == 0)) break; \
    }                                                                   \
} while(0)

Definition at line 24 of file async.c.

Function Documentation

coap_free_async_sub()

static void coap_free_async_sub ( coap_context_t *  context, coap_async_t *  s  )

static

Definition at line 119 of file async.c.

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