18#ifndef COAP_SUBSCRIBE_INTERNAL_H_
19#define COAP_SUBSCRIBE_INTERNAL_H_
23#if COAP_SERVER_SUPPORT
37#ifndef COAP_OBS_MAX_NON
38#define COAP_OBS_MAX_NON 5
40#if COAP_OBS_MAX_NON > 255
41#error COAP_OBS_MAX_NON is too large
49#ifndef COAP_OBS_MAX_FAIL
50#define COAP_OBS_MAX_FAIL 1
52#if COAP_OBS_MAX_FAIL > 255
53#error COAP_OBS_MAX_FAIL is too large
Pulls together all the internal only header files.
int coap_delete_observer(coap_resource_t *resource, coap_session_t *session, const coap_binary_t *token)
Removes any subscription for observer from resource and releases the allocated storage.
coap_subscription_t * coap_add_observer(coap_resource_t *resource, coap_session_t *session, const coap_binary_t *token, const coap_pdu_t *pdu)
Adds the specified peer as observer for resource.
void coap_delete_observers(coap_context_t *context, coap_session_t *session)
Removes any subscription for session and releases the allocated storage.
void coap_check_notify(coap_context_t *context)
Checks all known resources to see if they are dirty and then notifies subscribed observers.
void coap_handle_failed_notify(coap_context_t *context, coap_session_t *session, const coap_binary_t *token)
Handles a failed observe notify.
void coap_subscription_init(coap_subscription_t *)
void coap_touch_observer(coap_context_t *context, coap_session_t *session, const coap_binary_t *token)
Flags that data is ready to be sent to observers.
coap_subscription_t * coap_find_observer(coap_resource_t *resource, coap_session_t *session, const coap_binary_t *token)
Returns a subscription object for given peer.
CoAP binary data definition.
The CoAP stack's global state is stored in a coap_context_t object.
Abstraction of resource that can be attached to coap_context_t.
Abstraction of virtual session that can be attached to coap_context_t (client) or coap_endpoint_t (se...
coap_context_t * context
session's context
Number of notifications that may be sent non-confirmable before a confirmable message is sent to dete...
uint8_t dirty
set if the notification temporarily could not be sent (in that case, the resource's partially dirty f...
uint8_t non_cnt
up to 255 non-confirmable notifies allowed
coap_cache_key_t * cache_key
struct coap_session_t * session
subscriber session
uint8_t fail_cnt
up to 255 confirmable notifies can fail
struct coap_subscription_t * next
next element in linked list
coap_pdu_t * pdu
cache_key to identify requester