Exemplo n.º 1
0
smcp_status_t
plugtest_separate_handler(
	smcp_node_t		node
) {
	struct smcp_async_response_s* async_response = NULL;
	smcp_transaction_t transaction = NULL;
	smcp_status_t ret = SMCP_STATUS_NOT_ALLOWED;
	smcp_method_t method = smcp_inbound_get_code();

	if(method==COAP_METHOD_GET) {
		if(smcp_inbound_is_dupe()) {
			smcp_outbound_begin_response(COAP_CODE_EMPTY);
			smcp_outbound_send();
			ret = SMCP_STATUS_OK;
			goto bail;
		}

		async_response = calloc(sizeof(struct smcp_async_response_s),1);
		if(!async_response) {
			ret = SMCP_STATUS_MALLOC_FAILURE;
			goto bail;
		}

#if !SMCP_AVOID_PRINTF || VERBOSE_DEBUG
		printf("This request needs an async response. %p\n",async_response);
#endif

		transaction = smcp_transaction_init(
			NULL,
			SMCP_TRANSACTION_DELAY_START|SMCP_TRANSACTION_ALWAYS_INVALIDATE,
			&plugtest_separate_async_resend_response,
			&plugtest_separate_async_ack_handler,
			(void*)async_response
		);
		if(!transaction) {
			free(async_response);
			// TODO: Consider dropping instead...?
			ret = SMCP_STATUS_MALLOC_FAILURE;
			goto bail;
		}

		ret = smcp_transaction_begin(
			smcp_get_current_instance(),
			transaction,
			(smcp_inbound_get_packet()->tt==COAP_TRANS_TYPE_CONFIRMABLE)?(smcp_cms_t)(COAP_MAX_TRANSMIT_WAIT*MSEC_PER_SEC):1
		);
		if(SMCP_STATUS_OK != ret) {
			smcp_transaction_end(smcp_get_current_instance(),transaction);
			goto bail;
		}

		ret = smcp_start_async_response(async_response,0);
		if(ret) { goto bail; }

		async_response = NULL;
	}

bail:
	return ret;
}
Exemplo n.º 2
0
smcp_status_t
smcp_observable_trigger(smcp_observable_t context, uint8_t key, uint8_t flags)
{
	smcp_status_t ret = SMCP_STATUS_OK;
	int8_t i;
#if SMCP_EMBEDDED
	smcp_t const interface = smcp_get_current_instance();
#else
	smcp_t const interface = context->interface;

	if(!interface)
		goto bail;
#endif

	if(!context->first_observer)
		goto bail;

	for(i = context->first_observer-1; i >= 0; i = observer_table[i].next - 1) {
		if(	(observer_table[i].key != SMCP_OBSERVABLE_BROADCAST_KEY)
			&& (key != SMCP_OBSERVABLE_BROADCAST_KEY)
			&& (observer_table[i].key != key)
		) {
			continue;
		}

		observer_table[i].seq++;

		if(observer_table[i].transaction.active) {
			smcp_transaction_tickle(interface, &observer_table[i].transaction);
		} else {
			smcp_transaction_init(
				&observer_table[i].transaction,
				0, // Flags
				(void*)&retry_sending_event,
				(void*)&event_response_handler,
				(void*)&observer_table[i]
			);

			ret = smcp_transaction_begin(
				interface,
				&observer_table[i].transaction,
				SHOULD_CONFIRM_EVENT_FOR_OBSERVER(&observer_table[i])?SMCP_OBSERVER_CON_EVENT_EXPIRATION:SMCP_OBSERVER_NON_EVENT_EXPIRATION
			);
		}
	}

bail:
	return ret;
}
Exemplo n.º 3
0
static smcp_transaction_t
send_delete_request(
	smcp_t smcp, const char* url
) {
	smcp_transaction_t ret;

	gRet = ERRORCODE_INPROGRESS;

	ret = smcp_transaction_init(
		NULL,
		SMCP_TRANSACTION_ALWAYS_INVALIDATE, // Flags
		(void*)&resend_delete_request,
		&delete_response_handler,
		(void*)url
	);
	smcp_transaction_begin(smcp, ret, 30*MSEC_PER_SEC);

bail:
	return ret;
}
Exemplo n.º 4
0
bool send_get_request(smcp_t smcp, const char* next, coap_size_t nextlen, void *thingML_context) {
    bool ret = false;
    smcp_status_t status = 0;
    int flags = SMCP_TRANSACTION_ALWAYS_INVALIDATE;
    gRet = ERRORCODE_INPROGRESS;

    retries = 0;

    if(get_observe)
        flags |= SMCP_TRANSACTION_OBSERVE;
    if(get_keep_alive)
        flags |= SMCP_TRANSACTION_KEEPALIVE;

    smcp_transaction_end(smcp,&transaction);
    smcp_transaction_init(
        &transaction,
        flags, // Flags
        (void*)&resend_get_request,
        (void*)&get_response_handler,
        thingML_context
    );

    status = smcp_transaction_begin(smcp, &transaction, get_timeout);

    if(status) {
        check(!status);
        fprintf(stderr,
                "smcp_begin_transaction_old() returned %d(%s).\n",
                status,
                smcp_status_to_cstr(status));
        goto bail;
    }

    ret = true;

bail:
    return ret;
}
Exemplo n.º 5
0
static size_t
WriteMemoryCallback(void *contents, size_t size, size_t nmemb, void *userp)
{
    size_t realsize = size * nmemb;
    smcp_curl_request_t request = (smcp_curl_request_t)userp;

    require_action(realsize>=0,bail,realsize=0);

    // At the moment limit to one call.
    require_action(request->content==NULL,bail,realsize=0);

    request->content = realloc(request->content, request->content_len + realsize + 1);

    require_action(request->content!=NULL,bail,realsize=0);

    memcpy(&(request->content[request->content_len]), contents, realsize);
    request->content_len += realsize;
    request->content[request->content_len] = 0;

    smcp_transaction_init(
        &request->async_transaction,
        0, // Flags
        (void*)&resend_async_response,
        (void*)&async_response_ack_handler,
        (void*)request
    );

    smcp_transaction_begin(
        request->proxy_node->interface,
        &request->async_transaction,
        10*1000	// Retry for thirty seconds.
    );

bail:
    return realsize;
}
Exemplo n.º 6
0
smcp_status_t
cgi_node_send_next_block(cgi_node_t node,cgi_node_request_t request) {
	smcp_status_t ret = 0;

	// If we are currently asynchronous, go ahead and send an asynchronous response.
	// Otherwise, we don't have much to do: We will just go ahead and send
	// the rest of the data at the next query.

	// TODO: Writeme!

	smcp_transaction_t transaction = smcp_transaction_init(
		request->transaction,
		0,
		&cgi_node_async_resend_response,
		&cgi_node_async_ack_handler,
		(void*)request
	);
	if(!transaction) {
		ret = SMCP_STATUS_MALLOC_FAILURE;
		goto bail;
	}

	ret = smcp_transaction_begin(
		node->interface,
		transaction,
		30*MSEC_PER_SEC
	);
	if(ret) {
		smcp_transaction_end(smcp_get_current_instance(),transaction);
		goto bail;
	}


bail:
	return ret;
}
Exemplo n.º 7
0
bool
test_simple(smcp_t smcp, test_data_s *test_data, const char* url, const char* rel, coap_code_t outbound_code,coap_transaction_type_t outbound_tt,coap_code_t expected_code, int extra)
{
	smcp_cms_t timeout = 15*MSEC_PER_SEC;
	smcp_status_t status;
	smcp_transaction_t transaction = NULL;
	int t_flags = SMCP_TRANSACTION_ALWAYS_INVALIDATE | SMCP_TRANSACTION_NO_AUTO_END;
	smcp_timestamp_t expiry = smcp_plat_cms_to_timestamp(timeout+MSEC_PER_SEC);
	memset(test_data,0,sizeof(*test_data));
	test_data->outbound_code = outbound_code;
	test_data->outbound_tt = outbound_tt;
	test_data->expected_code = expected_code;
	test_data->extra = extra;
	test_data->outbound_content_type = COAP_CONTENT_TYPE_UNKNOWN;
	if (extra & EXT_BLOCK_01) {
		test_data->outbound_content_type = COAP_CONTENT_TYPE_TEXT_PLAIN;
		test_data->block1_option = (2 | (1<<3));	// 64 byte block size;
	}
	if(strlen(url) && (url[strlen(url)-1] == '/')) {
		snprintf(test_data->url,sizeof(test_data->url), "%s%s",url,rel);
	} else {
		snprintf(test_data->url,sizeof(test_data->url), "%s/%s",url,rel);
	}

	if (extra & EXT_OBS_01) {
		t_flags = SMCP_TRANSACTION_OBSERVE;
	}

	test_data->start_time = smcp_plat_cms_to_timestamp(0);
	transaction = smcp_transaction_init(
		transaction,
		t_flags,
		(void*)&resend_test_request,
		(void*)&response_test_handler,
		(void*)test_data
	);
	test_data->transaction = transaction;

	status = smcp_transaction_begin(
		smcp,
		transaction,
		timeout
	);

	require_noerr(status, bail);

	while(!test_data->finished && (smcp_plat_timestamp_to_cms(expiry)>0)) {
		status = smcp_plat_wait(smcp, smcp_plat_timestamp_to_cms(expiry));
		require((status==SMCP_STATUS_OK) || (status==SMCP_STATUS_TIMEOUT), bail);

		status = smcp_plat_process(smcp);
		require_noerr(status, bail);
	}

	test_data->stop_time = smcp_plat_cms_to_timestamp(0);

	test_data->failed = true;

	require(smcp_plat_timestamp_to_cms(expiry)>0, bail);
	require(test_data->inbound_code == test_data->expected_code,bail);
	if (expected_code == COAP_CODE_EMPTY) {
		require(test_data->error == SMCP_STATUS_RESET, bail);
	} else {
		require(test_data->error == SMCP_STATUS_OK, bail);
	}
	test_data->failed = false;

bail:
	if (transaction) {
		smcp_transaction_end(smcp, transaction);
	}
	return (status == SMCP_STATUS_OK) && !test_data->failed;
}