initial upload

This commit is contained in:
Harald Pichler 2016-12-07 09:20:49 +01:00
parent 5fc05b102b
commit 52c26d31c4
4 changed files with 488 additions and 0 deletions

View file

@ -0,0 +1,117 @@
/*
* Copyright (c) 2013, Institute for Pervasive Computing, ETH Zurich
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*/
/**
* \file
* Example resource
* \author
* Matthias Kovatsch <kovatsch@inf.ethz.ch>
*/
#include <string.h>
#include "rest-engine.h"
#include "er-coap.h"
#include "dev/button-sensor.h"
#define DEBUG 0
#if DEBUG
#include <stdio.h>
#define PRINTF(...) printf(__VA_ARGS__)
#define PRINT6ADDR(addr) PRINTF("[%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x]", ((uint8_t *)addr)[0], ((uint8_t *)addr)[1], ((uint8_t *)addr)[2], ((uint8_t *)addr)[3], ((uint8_t *)addr)[4], ((uint8_t *)addr)[5], ((uint8_t *)addr)[6], ((uint8_t *)addr)[7], ((uint8_t *)addr)[8], ((uint8_t *)addr)[9], ((uint8_t *)addr)[10], ((uint8_t *)addr)[11], ((uint8_t *)addr)[12], ((uint8_t *)addr)[13], ((uint8_t *)addr)[14], ((uint8_t *)addr)[15])
#define PRINTLLADDR(lladdr) PRINTF("[%02x:%02x:%02x:%02x:%02x:%02x]", (lladdr)->addr[0], (lladdr)->addr[1], (lladdr)->addr[2], (lladdr)->addr[3], (lladdr)->addr[4], (lladdr)->addr[5])
#else
#define PRINTF(...)
#define PRINT6ADDR(addr)
#define PRINTLLADDR(addr)
#endif
static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
static void res_event_handler(void);
/*
* Example for an event resource.
* Additionally takes a period parameter that defines the interval to call [name]_periodic_handler().
* A default post_handler takes care of subscriptions and manages a list of subscribers to notify.
*/
EVENT_RESOURCE(res_event1,
"title=\"Event demo\";obs",
res_get_handler,
NULL,
NULL,
NULL,
res_event_handler);
/*
* Use local resource state that is accessed by res_get_handler() and altered by res_event_handler() or PUT or POST.
*/
static int32_t event_counter1 = 0;
static void
res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
int buttonstate = button_sensor.value(0);
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "EVENT %lu STATE %d", event_counter1, buttonstate));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "{'EVENT':%lu ,'STATE': %d}", event_counter1, buttonstate));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "Supporting content-types text/plain and application/json"));
}
/* A post_handler that handles subscriptions/observing will be called for periodic resources by the framework. */
// tell client when to schedule re-registration: 1 Hour
REST.set_header_max_age(response, /* uint32_t, Seconds */ 3600);
}
/*
* Additionally, res_event_handler must be implemented for each EVENT_RESOURCE.
* It is called through <res_name>.trigger(), usually from the server process.
*/
static void
res_event_handler(void)
{
/* Do the update triggered by the event here, e.g., sampling a sensor. */
++event_counter1;
/* Usually a condition is defined under with subscribers are notified, e.g., event was above a threshold. */
if(1) {
PRINTF("TICK %u for /%s\n", event_counter1, res_event.url);
/* Notify the registered observers which will trigger the res_get_handler to create the response. */
REST.notify_subscribers(&res_event1);
}
}

View file

@ -0,0 +1,117 @@
/*
* Copyright (c) 2013, Institute for Pervasive Computing, ETH Zurich
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*/
/**
* \file
* Example resource
* \author
* Matthias Kovatsch <kovatsch@inf.ethz.ch>
*/
#include <string.h>
#include "rest-engine.h"
#include "er-coap.h"
#include "dev/button-sensor.h"
#define DEBUG 0
#if DEBUG
#include <stdio.h>
#define PRINTF(...) printf(__VA_ARGS__)
#define PRINT6ADDR(addr) PRINTF("[%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x]", ((uint8_t *)addr)[0], ((uint8_t *)addr)[1], ((uint8_t *)addr)[2], ((uint8_t *)addr)[3], ((uint8_t *)addr)[4], ((uint8_t *)addr)[5], ((uint8_t *)addr)[6], ((uint8_t *)addr)[7], ((uint8_t *)addr)[8], ((uint8_t *)addr)[9], ((uint8_t *)addr)[10], ((uint8_t *)addr)[11], ((uint8_t *)addr)[12], ((uint8_t *)addr)[13], ((uint8_t *)addr)[14], ((uint8_t *)addr)[15])
#define PRINTLLADDR(lladdr) PRINTF("[%02x:%02x:%02x:%02x:%02x:%02x]", (lladdr)->addr[0], (lladdr)->addr[1], (lladdr)->addr[2], (lladdr)->addr[3], (lladdr)->addr[4], (lladdr)->addr[5])
#else
#define PRINTF(...)
#define PRINT6ADDR(addr)
#define PRINTLLADDR(addr)
#endif
static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
static void res_event_handler(void);
/*
* Example for an event resource.
* Additionally takes a period parameter that defines the interval to call [name]_periodic_handler().
* A default post_handler takes care of subscriptions and manages a list of subscribers to notify.
*/
EVENT_RESOURCE(res_event2,
"title=\"Event demo\";obs",
res_get_handler,
NULL,
NULL,
NULL,
res_event_handler);
/*
* Use local resource state that is accessed by res_get_handler() and altered by res_event_handler() or PUT or POST.
*/
static int32_t event_counter2 = 0;
static void
res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
int buttonstate = button_sensor.value(0);
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "EVENT %lu STATE %d", event_counter2, buttonstate));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "{'EVENT':%lu ,'STATE': %d}", event_counter2, buttonstate));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "Supporting content-types text/plain and application/json"));
}
/* A post_handler that handles subscriptions/observing will be called for periodic resources by the framework. */
// tell client when to schedule re-registration: 1 Hour
REST.set_header_max_age(response, /* uint32_t, Seconds */ 3600);
}
/*
* Additionally, res_event_handler must be implemented for each EVENT_RESOURCE.
* It is called through <res_name>.trigger(), usually from the server process.
*/
static void
res_event_handler(void)
{
/* Do the update triggered by the event here, e.g., sampling a sensor. */
++event_counter2;
/* Usually a condition is defined under with subscribers are notified, e.g., event was above a threshold. */
if(1) {
PRINTF("TICK %u for /%s\n", event_counter2, res_event.url);
/* Notify the registered observers which will trigger the res_get_handler to create the response. */
REST.notify_subscribers(&res_event2);
}
}

View file

@ -0,0 +1,127 @@
/*
* Copyright (c) 2013, Institute for Pervasive Computing, ETH Zurich
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*/
/**
* \file
* Example resource
* \author
* Matthias Kovatsch <kovatsch@inf.ethz.ch>
*/
#include <string.h>
#include "rest-engine.h"
#include "er-coap-separate.h"
#include "er-coap-transactions.h"
static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
static void res_resume_handler(void);
SEPARATE_RESOURCE(res_separate1,
"title=\"Separate demo\"",
res_get_handler,
NULL,
NULL,
NULL,
res_resume_handler);
/* A structure to store the information required for the separate handler */
typedef struct application_separate_store {
/* Provided by Erbium to store generic request information such as remote address and token. */
coap_separate_t request_metadata;
/* Add fields for addition information to be stored for finalizing, e.g.: */
char buffer[16];
} application_separate_store_t;
#define COAP_MAX_OPEN_SEPARATE 2
static uint8_t separate_active = 0;
static application_separate_store_t separate_store[COAP_MAX_OPEN_SEPARATE];
static void
res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
/*
* Example allows only one open separate response.
* For multiple, the application must manage the list of stores.
*/
if(separate_active >= COAP_MAX_OPEN_SEPARATE) {
coap_separate_reject();
} else {
++separate_active;
/* Take over and skip response by engine. */
coap_separate_accept(request, &separate_store->request_metadata);
/* Be aware to respect the Block2 option, which is also stored in the coap_separate_t. */
/*
* At the moment, only the minimal information is stored in the store (client address, port, token, MID, type, and Block2).
* Extend the store, if the application requires additional information from this handler.
* buffer is an example field for custom information.
*/
snprintf(separate_store->buffer, sizeof(separate_store->buffer), "StoredInfo");
}
}
static void
res_resume_handler()
{
if(separate_active) {
coap_transaction_t *transaction = NULL;
if((transaction = coap_new_transaction(separate_store->request_metadata.mid, &separate_store->request_metadata.addr, separate_store->request_metadata.port))) {
coap_packet_t response[1]; /* This way the packet can be treated as pointer as usual. */
/* Restore the request information for the response. */
coap_separate_resume(response, &separate_store->request_metadata, REST.status.OK);
coap_set_payload(response, separate_store->buffer, strlen(separate_store->buffer));
/*
* Be aware to respect the Block2 option, which is also stored in the coap_separate_t.
* As it is a critical option, this example resource pretends to handle it for compliance.
*/
coap_set_header_block2(response, separate_store->request_metadata.block2_num, 0, separate_store->request_metadata.block2_size);
/* Warning: No check for serialization error. */
transaction->packet_len = coap_serialize_message(response, transaction->packet);
coap_send_transaction(transaction);
/* The engine will clear the transaction (right after send for NON, after acked for CON). */
/* FIXME there could me more! */
separate_active = 0;
} else {
/*
* Set timer for retry, send error message, ...
* The example simply waits for another button press.
*/
}
} /* if (separate_active) */
}

View file

@ -0,0 +1,127 @@
/*
* Copyright (c) 2013, Institute for Pervasive Computing, ETH Zurich
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*/
/**
* \file
* Example resource
* \author
* Matthias Kovatsch <kovatsch@inf.ethz.ch>
*/
#include <string.h>
#include "rest-engine.h"
#include "er-coap-separate.h"
#include "er-coap-transactions.h"
static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
static void res_resume_handler(void);
SEPARATE_RESOURCE(res_separate2,
"title=\"Separate demo\"",
res_get_handler,
NULL,
NULL,
NULL,
res_resume_handler);
/* A structure to store the information required for the separate handler */
typedef struct application_separate_store {
/* Provided by Erbium to store generic request information such as remote address and token. */
coap_separate_t request_metadata;
/* Add fields for addition information to be stored for finalizing, e.g.: */
char buffer[16];
} application_separate_store_t;
#define COAP_MAX_OPEN_SEPARATE 2
static uint8_t separate_active = 0;
static application_separate_store_t separate_store[COAP_MAX_OPEN_SEPARATE];
static void
res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
/*
* Example allows only one open separate response.
* For multiple, the application must manage the list of stores.
*/
if(separate_active >= COAP_MAX_OPEN_SEPARATE) {
coap_separate_reject();
} else {
++separate_active;
/* Take over and skip response by engine. */
coap_separate_accept(request, &separate_store->request_metadata);
/* Be aware to respect the Block2 option, which is also stored in the coap_separate_t. */
/*
* At the moment, only the minimal information is stored in the store (client address, port, token, MID, type, and Block2).
* Extend the store, if the application requires additional information from this handler.
* buffer is an example field for custom information.
*/
snprintf(separate_store->buffer, sizeof(separate_store->buffer), "StoredInfo");
}
}
static void
res_resume_handler()
{
if(separate_active) {
coap_transaction_t *transaction = NULL;
if((transaction = coap_new_transaction(separate_store->request_metadata.mid, &separate_store->request_metadata.addr, separate_store->request_metadata.port))) {
coap_packet_t response[1]; /* This way the packet can be treated as pointer as usual. */
/* Restore the request information for the response. */
coap_separate_resume(response, &separate_store->request_metadata, REST.status.OK);
coap_set_payload(response, separate_store->buffer, strlen(separate_store->buffer));
/*
* Be aware to respect the Block2 option, which is also stored in the coap_separate_t.
* As it is a critical option, this example resource pretends to handle it for compliance.
*/
coap_set_header_block2(response, separate_store->request_metadata.block2_num, 0, separate_store->request_metadata.block2_size);
/* Warning: No check for serialization error. */
transaction->packet_len = coap_serialize_message(response, transaction->packet);
coap_send_transaction(transaction);
/* The engine will clear the transaction (right after send for NON, after acked for CON). */
/* FIXME there could me more! */
separate_active = 0;
} else {
/*
* Set timer for retry, send error message, ...
* The example simply waits for another button press.
*/
}
} /* if (separate_active) */
}