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coap-callback-api.h
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1 /*
2  * Copyright (c) 2016, SICS Swedish ICT
3  * All rights reserved.
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31 
32 /**
33  * \file
34  * Callback API for doing CoAP requests
35  * Adapted from the blocking API
36  * \author
37  * Joakim Eriksson, joakime@sics.se
38  */
39 
40 /**
41  * \addtogroup coap
42  * @{
43  */
44 
45 #ifndef COAP_CALLBACK_API_H_
46 #define COAP_CALLBACK_API_H_
47 
48 #include "coap-engine.h"
49 #include "coap-transactions.h"
50 #include "coap-request-state.h"
51 #include "sys/cc.h"
52 
53 /*---------------------------------------------------------------------------*/
54 /*- Client Part -------------------------------------------------------------*/
55 /*---------------------------------------------------------------------------*/
56 typedef struct coap_callback_request_state coap_callback_request_state_t;
57 
58 struct coap_callback_request_state {
59  coap_request_state_t state;
60  void (*callback)(coap_callback_request_state_t *state);
61 };
62 
63 /**
64  * \brief Send a CoAP request to a remote endpoint
65  * \param callback_state The callback state to handle the CoAP request
66  * \param endpoint The destination endpoint
67  * \param request The request to be sent
68  * \param callback callback to execute when the response arrives or the timeout expires
69  * \return 1 if there is a transaction available to send, 0 otherwise
70  */
71 int coap_send_request(coap_callback_request_state_t *callback_state, coap_endpoint_t *endpoint,
72  coap_message_t *request,
73  void (*callback)(coap_callback_request_state_t *callback_state));
74 
75 #endif /* COAP_CALLBACK_API_H_ */
76 /** @} */
int coap_send_request(coap_callback_request_state_t *callback_state, coap_endpoint_t *endpoint, coap_message_t *request, void(*callback)(coap_callback_request_state_t *callback_state))
Send a CoAP request to a remote endpoint.
CoAP engine implementation.
Common request state for all the APIs
CoAP module for reliable transport
Default definitions of C compiler quirk work-arounds.