add coap 18

This commit is contained in:
Harald Pichler 2014-11-26 16:46:13 +01:00
parent 079e46f427
commit 7a666307cf
6 changed files with 517 additions and 210 deletions

View file

@ -1,74 +1,37 @@
all: er-example-server
# use this target explicitly if requried: er-plugtest-server
# variable for this Makefile
# configure CoAP implementation (3|7|12|13) (er-coap-07 also supports CoAP draft 08)
WITH_COAP=13
# variable for Makefile.include
WITH_UIP6=1
# for some platforms
UIP_CONF_IPV6=1
# IPv6 make config disappeared completely
CFLAGS += -DUIP_CONF_IPV6
CFLAGS += -DUIP_CONF_IPV6_RPL
# use target "er-plugtest-server" explicitly when requried
CONTIKI=../../..
# Contiki IPv6 configuration
WITH_UIP6=1
UIP_CONF_IPV6=1
CFLAGS += -DUIP_CONF_IPV6=1
CFLAGS += -DUIP_CONF_IPV6_RPL=1
CFLAGS += -DPROJECT_CONF_H=\"project-conf.h\"
# variable for Makefile.include
ifneq ($(TARGET), minimal-net)
CFLAGS += -DUIP_CONF_IPV6_RPL=1
# automatically build RESTful resources
REST_RESOURCES_DIR = ./resources
ifndef TARGET
REST_RESOURCES_FILES = $(notdir $(shell find $(REST_RESOURCES_DIR) -name '*.c'))
else
# minimal-net does not support RPL under Linux and is mostly used to test CoAP only
${info INFO: compiling without RPL}
CFLAGS += -DUIP_CONF_IPV6_RPL=0
CFLAGS += -DHARD_CODED_ADDRESS=\"fdfd::10\"
${info INFO: compiling with large buffers}
CFLAGS += -DUIP_CONF_BUFFER_SIZE=2048
CFLAGS += -DREST_MAX_CHUNK_SIZE=1024
CFLAGS += -DCOAP_MAX_HEADER_SIZE=640
ifeq ($(TARGET), native)
REST_RESOURCES_FILES = $(notdir $(shell find $(REST_RESOURCES_DIR) -name '*.c'))
else
REST_RESOURCES_FILES = $(notdir $(shell find $(REST_RESOURCES_DIR) -name '*.c' ! -name 'res-plugtest*'))
endif
endif
PROJECTDIRS += $(REST_RESOURCES_DIR)
PROJECT_SOURCEFILES += $(REST_RESOURCES_FILES)
# linker optimizations
SMALL=1
# REST framework, requires WITH_COAP
ifeq ($(WITH_COAP), 13)
${info INFO: compiling with CoAP-13}
CFLAGS += -DWITH_COAP=13
CFLAGS += -DREST=coap_rest_implementation
CFLAGS += -DUIP_CONF_TCP=0
APPS += er-coap-13
else ifeq ($(WITH_COAP), 12)
${info INFO: compiling with CoAP-12}
CFLAGS += -DWITH_COAP=12
CFLAGS += -DREST=coap_rest_implementation
CFLAGS += -DUIP_CONF_TCP=0
APPS += er-coap-12
else ifeq ($(WITH_COAP), 7)
${info INFO: compiling with CoAP-08}
CFLAGS += -DWITH_COAP=7
CFLAGS += -DREST=coap_rest_implementation
CFLAGS += -DUIP_CONF_TCP=0
APPS += er-coap-07
else ifeq ($(WITH_COAP), 3)
${info INFO: compiling with CoAP-03}
CFLAGS += -DWITH_COAP=3
CFLAGS += -DREST=coap_rest_implementation
CFLAGS += -DUIP_CONF_TCP=0
APPS += er-coap-03
else
${info INFO: compiling with HTTP}
CFLAGS += -DWITH_HTTP
CFLAGS += -DREST=http_rest_implementation
CFLAGS += -DUIP_CONF_TCP=1
APPS += er-http-engine
endif
APPS += erbium
# REST Engine shall use Erbium CoAP implementation
APPS += er-coap
APPS += rest-engine
# optional rules to get assembly
#CUSTOM_RULE_C_TO_OBJECTDIR_O = 1
@ -76,6 +39,16 @@ APPS += erbium
include $(CONTIKI)/Makefile.include
# minimal-net target is currently broken in Contiki
ifeq ($(TARGET), minimal-net)
CFLAGS += -DHARD_CODED_ADDRESS=\"fdfd::10\"
${info INFO: er-example compiling with large buffers}
CFLAGS += -DUIP_CONF_BUFFER_SIZE=1300
CFLAGS += -DREST_MAX_CHUNK_SIZE=1024
CFLAGS += -DCOAP_MAX_HEADER_SIZE=176
CFLAGS += -DUIP_CONF_IPV6_RPL=0
endif
# optional rules to get assembly
#$(OBJECTDIR)/%.o: asmdir/%.S
# $(CC) $(CFLAGS) -MMD -c $< -o $@
@ -92,7 +65,10 @@ connect-router: $(CONTIKI)/tools/tunslip6
sudo $(CONTIKI)/tools/tunslip6 aaaa::1/64
connect-router-cooja: $(CONTIKI)/tools/tunslip6
sudo $(CONTIKI)/tools/tunslip6 -a 127.0.0.1 aaaa::1/64
sudo $(CONTIKI)/tools/tunslip6 -a 127.0.0.1 -p 60001 aaaa::1/64
connect-router-native: $(CONTIKI)/examples/ipv6/native-border-router/border-router.native
sudo $(CONTIKI)/exmples/ipv6/native-border-router/border-router.native -a 127.0.0.1 -p 60001 aaaa::1/64
connect-minimal:
sudo ip address add fdfd::1/64 dev tap0
sudo ip address add fdfd::1/64 dev tap0

View file

@ -42,18 +42,16 @@
#include <stdint.h>
#include "contiki.h"
#include "contiki-net.h"
#include "rest-engine.h"
/* Define which resources to include to meet memory constraints. */
#define REST_RES_INFO 1
#define REST_RES_DS1820 0
#define REST_RES_DS1820 1
#define REST_RES_DHT11 1
#define REST_RES_DHT11TEMP 1
#define REST_RES_DHT11TEMP 0
#define REST_RES_LEDS 1
#define REST_RES_TOGGLE 0
#define REST_RES_BATTERY 1
#include "erbium.h"
#if REST_RES_DS1820
#include "dev/ds1820.h"
@ -66,9 +64,7 @@ uint16_t dht11_temp=0, dht11_hum=0;
#if defined (PLATFORM_HAS_BUTTON)
#include "dev/button-sensor.h"
#endif
#if defined (PLATFORM_HAS_LEDS)
#include "dev/leds.h"
#endif
#if defined (PLATFORM_HAS_TEMPERATURE)
#include "dev/temperature-sensor.h"
#endif
@ -80,19 +76,6 @@ uint16_t dht11_temp=0, dht11_hum=0;
#endif
/* For CoAP-specific example: not required for normal RESTful Web service. */
#if WITH_COAP == 3
#include "er-coap-03.h"
#elif WITH_COAP == 7
#include "er-coap-07.h"
#elif WITH_COAP == 12
#include "er-coap-12.h"
#elif WITH_COAP == 13
#include "er-coap-13.h"
#else
#warning "Erbium example without CoAP-specifc functionality"
#endif /* CoAP-specific example */
#define DEBUG 0
#if DEBUG
#define PRINTF(...) printf(__VA_ARGS__)
@ -104,6 +87,28 @@ uint16_t dht11_temp=0, dht11_hum=0;
#define PRINTLLADDR(addr)
#endif
/*
* Resources to be activated need to be imported through the extern keyword.
* The build system automatically compiles the resources in the corresponding sub-directory.
*/
#if defined (PLATFORM_HAS_LEDS)
#include "dev/leds.h"
extern resource_t res_leds;
#endif
#if PLATFORM_HAS_BATTERY
#include "dev/battery-sensor.h"
extern resource_t res_battery;
#endif
#if PLATFORM_HAS_RADIO
#include "dev/radio-sensor.h"
extern resource_t res_radio;
#endif
/******************************************************************************/
@ -112,16 +117,24 @@ uint16_t dht11_temp=0, dht11_hum=0;
* Resources are defined by the RESOURCE macro.
* Signature: resource name, the RESTful methods it handles, and its URI path (omitting the leading slash).
*/
RESOURCE(info, METHOD_GET, "info", "title=\"Info\";rt=\"text\"");
//RESOURCE(info, METHOD_GET, "info", "title=\"Info\";rt=\"text\"");
static void res_get_info_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
/* A simple getter example. Returns the reading from light sensor with a simple etag */
RESOURCE(res_info,
"title=\"Info\";rt=\"text\"",
res_get_info_handler,
NULL,
NULL,
NULL);
/*
* A handler function named [resource name]_handler must be implemented for each RESOURCE.
* A buffer for the response payload is provided through the buffer pointer. Simple resources can ignore
* preferred_size and offset, but must respect the REST_MAX_CHUNK_SIZE limit for the buffer.
* If a smaller block size is requested for CoAP, the REST framework automatically splits the data.
*/
void
info_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
static void
res_get_info_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
char message[100];
int index = 0;
@ -147,9 +160,20 @@ info_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_
#define DS1820_TEMP_MSB 1
#define DS1820_COUNT_REMAIN 6
#define DS1820_COUNT_PER_C 7
RESOURCE(ds1820, METHOD_GET, "s/temp", "title=\"Temperatur DS1820\";rt=\"temperature-c\"");
void
ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
//RESOURCE(ds1820, METHOD_GET, "s/temp", "title=\"Temperatur DS1820\";rt=\"temperature-c\"");
static void res_get_ds1820_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
/* A simple getter example. Returns the reading from light sensor with a simple etag */
RESOURCE(res_ds1820,
"title=\"Temperature DHTxx\";rt=\"temperature c\"",
res_get_ds1820_handler,
NULL,
NULL,
NULL);
static void
res_get_ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
char message[100];
@ -162,8 +186,8 @@ ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferre
int temp_integral;
int temp_centi;
const uint16_t *accept = NULL;
int num = REST.get_header_accept(request, &accept);
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
// temp = temp_read - 0.25°C + (count_per_c - count_remain) / count_per_c;
temp_raw.u_int16 = ds1820_ok[DS1820_TEMP_MSB] << 8 | ds1820_ok[DS1820_TEMP_LSB];
@ -174,7 +198,7 @@ ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferre
temp_integral = (int) temp_c;
temp_centi = (int) (fabs (temp_c - (int) temp_c) * 100.0);
if ((num==0) || (num && accept[0]==REST.type.TEXT_PLAIN))
if(accept == -1 || accept == REST.type.TEXT_PLAIN)
{
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
snprintf(message, REST_MAX_CHUNK_SIZE, "%d.%02d C", temp_integral, temp_centi);
@ -184,7 +208,7 @@ ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferre
REST.set_response_payload(response, buffer, length);
}
else if (num && (accept[0]==REST.type.APPLICATION_JSON))
else if (accept == REST.type.APPLICATION_JSON)
{
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
snprintf(message, REST_MAX_CHUNK_SIZE, "{\"temp\":\"%d.%02d\"}", temp_integral, temp_centi);
@ -204,9 +228,20 @@ ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferre
#if REST_RES_DHT11TEMP
/*A simple getter example. Returns the reading from dhtxx sensor*/
RESOURCE(dht11temp, METHOD_GET, "s/temp", "title=\"Temperatur DHTxx\";rt=\"temperature-c\"");
void
dht11temp_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
//RESOURCE(dht11temp, METHOD_GET, "s/temp", "title=\"Temperatur DHTxx\";rt=\"temperature-c\"");
static void res_get_dht11temp_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
/* A simple getter example. Returns the reading from light sensor with a simple etag */
RESOURCE(res_dht11temp,
"title=\"Temperature DHTxx\";rt=\"temperature c\"",
res_get_dht11temp_handler,
NULL,
NULL,
NULL);
static void
res_get_dht11temp_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
char message[100];
int length = 0; /* |<-------->| */
@ -244,17 +279,27 @@ dht11temp_handler(void* request, void* response, uint8_t *buffer, uint16_t prefe
#if REST_RES_DHT11
/*A simple getter example. Returns the reading from dhtxx sensor*/
RESOURCE(dht11, METHOD_GET, "s/hum", "title=\"Humidity DHTxx\";rt=\"humidity-%\"");
void
dht11_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
//RESOURCE(dht11, METHOD_GET, "s/hum", "title=\"Humidity DHTxx\";rt=\"humidity-%\"");
static void res_get_dht11hum_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
/* A simple getter example. Returns the reading from light sensor with a simple etag */
RESOURCE(res_dht11hum,
"title=\"Humidity DHTxx\";rt=\"humidity %\"",
res_get_dht11hum_handler,
NULL,
NULL,
NULL);
static void
res_get_dht11hum_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
char message[100];
int length = 0; /* |<-------->| */
const uint16_t *accept = NULL;
int num = REST.get_header_accept(request, &accept);
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
if ((num==0) || (num && accept[0]==REST.type.TEXT_PLAIN))
if(accept == -1 || accept == REST.type.TEXT_PLAIN)
{
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
snprintf(message, REST_MAX_CHUNK_SIZE, "%d.%02d",dht11_hum/100, dht11_hum % 100);
@ -264,7 +309,7 @@ dht11_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred
REST.set_response_payload(response, buffer, length);
}
else if (num && (accept[0]==REST.type.APPLICATION_JSON))
else if (accept == REST.type.APPLICATION_JSON)
{
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
snprintf(message, REST_MAX_CHUNK_SIZE, "{\"hum\":\"%d.%02d\"}",dht11_hum/100, dht11_hum % 100);
@ -282,104 +327,6 @@ dht11_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred
}
#endif //REST_RES_DHT11
/******************************************************************************/
#if defined (PLATFORM_HAS_LEDS)
/******************************************************************************/
#if REST_RES_LEDS
/*A simple actuator example, depending on the color query parameter and post variable mode, corresponding led is activated or deactivated*/
RESOURCE(leds, METHOD_POST | METHOD_PUT , "a/leds", "title=\"LEDs: ?color=r|g|b, POST/PUT mode=on|off\";rt=\"Control\"");
void
leds_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
size_t len = 0;
const char *color = NULL;
const char *mode = NULL;
uint8_t led = 0;
int success = 1;
if ((len=REST.get_query_variable(request, "color", &color))) {
PRINTF("color %.*s\n", len, color);
if (strncmp(color, "r", len)==0) {
led = LEDS_RED;
} else if(strncmp(color,"g", len)==0) {
led = LEDS_GREEN;
} else if (strncmp(color,"b", len)==0) {
led = LEDS_BLUE;
} else {
success = 0;
}
} else {
success = 0;
}
if (success && (len=REST.get_post_variable(request, "mode", &mode))) {
PRINTF("mode %s\n", mode);
if (strncmp(mode, "on", len)==0) {
leds_on(led);
} else if (strncmp(mode, "off", len)==0) {
leds_off(led);
} else {
success = 0;
}
} else {
success = 0;
}
if (!success) {
REST.set_response_status(response, REST.status.BAD_REQUEST);
}
}
#endif
/******************************************************************************/
#if REST_RES_TOGGLE
/* A simple actuator example. Toggles the red led */
RESOURCE(toggle, METHOD_GET | METHOD_PUT | METHOD_POST, "a/toggle", "title=\"Red LED\";rt=\"Control\"");
void
toggle_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
leds_toggle(LEDS_RED);
}
#endif
#endif /* PLATFORM_HAS_LEDS */
/******************************************************************************/
#if REST_RES_BATTERY && defined (PLATFORM_HAS_BATTERY)
/* A simple getter example. Returns the reading from light sensor with a simple etag */
RESOURCE(battery, METHOD_GET, "s/battery", "title=\"Battery status\";rt=\"battery-mV\"");
void
battery_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
int battery = battery_sensor.value(0);
const uint16_t *accept = NULL;
int num = REST.get_header_accept(request, &accept);
if ((num==0) || (num && accept[0]==REST.type.TEXT_PLAIN))
{
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%d.%02d", battery/1000, battery % 1000);
REST.set_response_payload(response, (uint8_t *)buffer, strlen((char *)buffer));
}
else if (num && (accept[0]==REST.type.APPLICATION_JSON))
{
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{'battery':%d.%02d}", battery/1000, battery % 1000);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
}
else
{
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
const char *msg = "Supporting content-types text/plain and application/json";
REST.set_response_payload(response, msg, strlen(msg));
}
}
#endif /* PLATFORM_HAS_BATTERY */
void
hw_init()
@ -438,23 +385,20 @@ PROCESS_THREAD(rest_server_example, ev, data)
/* Activate the application-specific resources. */
#if REST_RES_DS1820
rest_activate_resource(&resource_ds1820);
rest_activate_resource(&res_ds1820,"s/temp");
#endif
#if REST_RES_DHT11
rest_activate_resource(&resource_dht11);
rest_activate_resource(&res_dht11hum,"s/hum");
#endif
#if REST_RES_DHT11TEMP
rest_activate_resource(&resource_dht11temp);
rest_activate_resource(&res_dht11temp,"s/temp");
#endif
#if REST_RES_INFO
rest_activate_resource(&resource_info);
rest_activate_resource(&res_info,"info");
#endif
#if defined (PLATFORM_HAS_LEDS)
#if REST_RES_LEDS
rest_activate_resource(&resource_leds);
#endif
#if REST_RES_TOGGLE
rest_activate_resource(&resource_toggle);
rest_activate_resource(&res_leds,"a/leds");
#endif
#endif /* PLATFORM_HAS_LEDS */
#if defined (PLATFORM_HAS_TEMPERATURE) && REST_RES_TEMPERATURE
@ -463,7 +407,7 @@ PROCESS_THREAD(rest_server_example, ev, data)
#endif
#if defined (PLATFORM_HAS_BATTERY) && REST_RES_BATTERY
SENSORS_ACTIVATE(battery_sensor);
rest_activate_resource(&resource_battery);
rest_activate_resource(&res_battery,"s/battery");
#endif
/* Define application-specific events here. */

View file

@ -0,0 +1,81 @@
/*
* 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 "contiki.h"
#if PLATFORM_HAS_BATTERY
#include <string.h>
#include "rest-engine.h"
#include "dev/battery-sensor.h"
static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
/* A simple getter example. Returns the reading from light sensor with a simple etag */
RESOURCE(res_battery,
"title=\"Battery status\";rt=\"Battery\"",
res_get_handler,
NULL,
NULL,
NULL);
static void
res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
int battery = battery_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);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%d", battery);
REST.set_response_payload(response, (uint8_t *)buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{'battery':%d}", battery);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
const char *msg = "Supporting content-types text/plain and application/json";
REST.set_response_payload(response, msg, strlen(msg));
}
}
#endif /* PLATFORM_HAS_BATTERY */

View file

@ -0,0 +1,108 @@
/*
* 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 "contiki.h"
#if PLATFORM_HAS_LEDS
#include <string.h>
#include "rest-engine.h"
#include "dev/leds.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_post_put_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
/*A simple actuator example, depending on the color query parameter and post variable mode, corresponding led is activated or deactivated*/
RESOURCE(res_leds,
"title=\"LEDs: ?color=r|g|b, POST/PUT mode=on|off\";rt=\"Control\"",
NULL,
res_post_put_handler,
res_post_put_handler,
NULL);
static void
res_post_put_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
size_t len = 0;
const char *color = NULL;
const char *mode = NULL;
uint8_t led = 0;
int success = 1;
if((len = REST.get_query_variable(request, "color", &color))) {
PRINTF("color %.*s\n", len, color);
if(strncmp(color, "r", len) == 0) {
led = LEDS_RED;
} else if(strncmp(color, "g", len) == 0) {
led = LEDS_GREEN;
} else if(strncmp(color, "b", len) == 0) {
led = LEDS_BLUE;
} else {
success = 0;
}
} else {
success = 0;
} if(success && (len = REST.get_post_variable(request, "mode", &mode))) {
PRINTF("mode %s\n", mode);
if(strncmp(mode, "on", len) == 0) {
leds_on(led);
} else if(strncmp(mode, "off", len) == 0) {
leds_off(led);
} else {
success = 0;
}
} else {
success = 0;
} if(!success) {
REST.set_response_status(response, REST.status.BAD_REQUEST);
}
}
#endif /* PLATFORM_HAS_LEDS */

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/*
* 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 "contiki.h"
#if PLATFORM_HAS_RADIO
#include <string.h>
#include "rest-engine.h"
#include "dev/radio-sensor.h"
static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
/* A simple getter example. Returns the reading of the rssi/lqi from radio sensor */
RESOURCE(res_radio,
"title=\"RADIO: ?p=lqi|rssi\";rt=\"RadioSensor\"",
res_get_handler,
NULL,
NULL,
NULL);
static void
res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
size_t len = 0;
const char *p = NULL;
uint8_t param = 0;
int success = 1;
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
if((len = REST.get_query_variable(request, "p", &p))) {
if(strncmp(p, "lqi", len) == 0) {
param = RADIO_SENSOR_LAST_VALUE;
} else if(strncmp(p, "rssi", len) == 0) {
param = RADIO_SENSOR_LAST_PACKET;
} else {
success = 0;
}
} else {
success = 0;
} if(success) {
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%d", radio_sensor.value(param));
REST.set_response_payload(response, (uint8_t *)buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
if(param == RADIO_SENSOR_LAST_VALUE) {
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{'lqi':%d}", radio_sensor.value(param));
} else if(param == RADIO_SENSOR_LAST_PACKET) {
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{'rssi':%d}", radio_sensor.value(param));
}
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
const char *msg = "Supporting content-types text/plain and application/json";
REST.set_response_payload(response, msg, strlen(msg));
}
} else {
REST.set_response_status(response, REST.status.BAD_REQUEST);
}
}
#endif /* PLATFORM_HAS_RADIO */

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/*
* Copyright (c) 2014, Nimbus Centre for Embedded Systems Research, Cork Institute of Technology.
* 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
* SHT11 Sensor Resource
*
* This is a simple GET resource that returns the temperature in Celsius
* and the humidity reading from the SHT11.
* \author
* Pablo Corbalan <paul.corbalan@gmail.com>
*/
#include "contiki.h"
#if PLATFORM_HAS_SHT11
#include <string.h>
#include "rest-engine.h"
#include "dev/sht11/sht11-sensor.h"
static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
/* Get Method Example. Returns the reading from temperature and humidity sensors. */
RESOURCE(res_sht11,
"title=\"Temperature and Humidity\";rt=\"Sht11\"",
res_get_handler,
NULL,
NULL,
NULL);
static void
res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
/* Temperature in Celsius (t in 14 bits resolution at 3 Volts)
* T = -39.60 + 0.01*t
*/
uint16_t temperature = ((sht11_sensor.value(SHT11_SENSOR_TEMP) / 10) - 396) / 10;
/* Relative Humidity in percent (h in 12 bits resolution)
* RH = -4 + 0.0405*h - 2.8e-6*(h*h)
*/
uint16_t rh = sht11_sensor.value(SHT11_SENSOR_HUMIDITY);
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);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%u;%u", temperature, rh);
REST.set_response_payload(response, (uint8_t *)buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_XML) {
REST.set_header_content_type(response, REST.type.APPLICATION_XML);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "<Temperature =\"%u\" Humidity=\"%u\"/>", temperature, rh);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{'Sht11':{'Temperature':%u,'Humidity':%u}}", temperature, rh);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
const char *msg = "Supporting content-types text/plain, application/xml, and application/json";
REST.set_response_payload(response, msg, strlen(msg));
}
}
#endif /* PLATFORM_HAS_SHT11 */