diff --git a/examples/er-rest-dtls/Makefile b/examples/er-rest-dtls/Makefile new file mode 100644 index 000000000..f6ef24789 --- /dev/null +++ b/examples/er-rest-dtls/Makefile @@ -0,0 +1,25 @@ +all: er-example-server er-example-client + +CONTIKI=../.. + +CFLAGS += -DPROJECT_CONF_H=\"project-conf.h\" + +WITH_DTLS_COAP ?= 1 + +# automatically build RESTful resources +ER_EXAMPLE = $(CONTIKI)/examples/er-rest-example +REST_RESOURCES_DIR = $(ER_EXAMPLE)/resources +REST_RESOURCES_FILES += res-push.c +REST_RESOURCES_FILES += res-hello.c +PROJECTDIRS += $(REST_RESOURCES_DIR) +PROJECT_SOURCEFILES += $(REST_RESOURCES_FILES) + +# linker optimizations +SMALL=1 + +# REST Engine shall use Erbium CoAP implementation +APPS += er-coap +APPS += rest-engine + +CONTIKI_WITH_IPV6 = 1 +include $(CONTIKI)/Makefile.include diff --git a/examples/er-rest-dtls/er-example-client.c b/examples/er-rest-dtls/er-example-client.c new file mode 100644 index 000000000..07caec573 --- /dev/null +++ b/examples/er-rest-dtls/er-example-client.c @@ -0,0 +1,111 @@ +/* + * 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 + * Erbium (Er) CoAP client example. + * \author + * Matthias Kovatsch + * Gaëtan Harter + */ + +#include +#include +#include +#include "contiki.h" +#include "contiki-net.h" +#include "er-coap-engine.h" + +#define DEBUG 0 +#include "uip-debug.h" + +#ifndef ER_COAP_SERVER_ADDR +/* cooja2 */ +#define ER_COAP_SERVER_ADDR "fe80::0212:7402:0002:0x0202" +#endif /* ER_COAP_SERVER_ADDR */ + +#define REMOTE_PORT UIP_HTONS(COAP_DEFAULT_PORT) + +#define TOGGLE_INTERVAL 10 + +PROCESS(er_example_client, "Erbium Example Client"); +AUTOSTART_PROCESSES(&er_example_client); + + +/* This function is will be passed to COAP_BLOCKING_REQUEST() to handle responses. */ +void +client_chunk_handler(void *response) +{ + const uint8_t *chunk; + + int len = coap_get_payload(response, &chunk); + + printf("|%.*s", len, (char *)chunk); +} +PROCESS_THREAD(er_example_client, ev, data) +{ + PROCESS_BEGIN(); + + static struct etimer et; + static coap_packet_t request[1]; /* This way the packet can be treated as pointer as usual. */ + static uip_ipaddr_t server_ipaddr; + + uiplib_ipaddrconv(ER_COAP_SERVER_ADDR, &server_ipaddr); + + /* receives all CoAP messages */ + coap_init_engine(); + + etimer_set(&et, TOGGLE_INTERVAL * CLOCK_SECOND); + + while(1) { + PROCESS_YIELD(); + + if(etimer_expired(&et)) { + printf("--Toggle timer--\n"); + + /* prepare request, TID is set by COAP_BLOCKING_REQUEST() */ + coap_init_message(request, COAP_TYPE_CON, COAP_GET, 0); + coap_set_header_uri_path(request, "test/hello"); + + PRINT6ADDR(&server_ipaddr); + PRINTF(" : %u\n", UIP_HTONS(REMOTE_PORT)); + + COAP_BLOCKING_REQUEST(&server_ipaddr, REMOTE_PORT, request, + client_chunk_handler); + + printf("\n--Done--\n"); + + etimer_reset(&et); + } + } + + PROCESS_END(); +} diff --git a/examples/er-rest-dtls/er-example-server.c b/examples/er-rest-dtls/er-example-server.c new file mode 100644 index 000000000..96e38fbde --- /dev/null +++ b/examples/er-rest-dtls/er-example-server.c @@ -0,0 +1,98 @@ +/* + * 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 + * Erbium (Er) REST Engine example. + * \author + * Matthias Kovatsch + * Gaëtan Harter + */ + +#include +#include +#include +#include "contiki.h" +#include "contiki-net.h" +#include "rest-engine.h" + +#define DEBUG 0 +#include "uip-debug.h" + +/* + * Resources to be activated need to be imported through the extern keyword. + * The build system automatically compiles the resources in the corresponding sub-directory. + */ +extern resource_t + res_hello, + res_push; + +PROCESS(er_example_server, "Erbium Example Server"); +AUTOSTART_PROCESSES(&er_example_server); + +PROCESS_THREAD(er_example_server, ev, data) +{ + PROCESS_BEGIN(); + + PROCESS_PAUSE(); + + PRINTF("Starting Erbium Example Server\n"); + +#ifdef RF_CHANNEL + PRINTF("RF channel: %u\n", RF_CHANNEL); +#endif +#ifdef IEEE802154_PANID + PRINTF("PAN ID: 0x%04X\n", IEEE802154_PANID); +#endif + + PRINTF("uIP buffer: %u\n", UIP_BUFSIZE); + PRINTF("LL header: %u\n", UIP_LLH_LEN); + PRINTF("IP+UDP header: %u\n", UIP_IPUDPH_LEN); + PRINTF("REST max chunk: %u\n", REST_MAX_CHUNK_SIZE); + + /* Initialize the REST engine. */ + rest_init_engine(); + + /* + * Bind the resources to their Uri-Path. + * WARNING: Activating twice only means alternate path, not two instances! + * All static variables are the same for each URI path. + */ + rest_activate_resource(&res_hello, "test/hello"); + rest_activate_resource(&res_push, "test/push"); + + /* Define application-specific events here. */ + while(1) { + PROCESS_WAIT_EVENT(); + } /* while (1) */ + + PROCESS_END(); +} diff --git a/examples/er-rest-dtls/project-conf.h b/examples/er-rest-dtls/project-conf.h new file mode 100644 index 000000000..ebd3256cb --- /dev/null +++ b/examples/er-rest-dtls/project-conf.h @@ -0,0 +1,77 @@ +/* + * 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 + * Erbium (Er) example project configuration. + * \author + * Matthias Kovatsch + */ + +#ifndef __PROJECT_ERBIUM_CONF_H__ +#define __PROJECT_ERBIUM_CONF_H__ + +/* Custom channel and PAN ID configuration for your project. */ + +/* IP buffer size must match all other hops, in particular the border router. */ +#define UIP_CONF_BUFFER_SIZE 1500 + +/* Increase rpl-border-router IP-buffer when using more than 64. */ +#undef REST_MAX_CHUNK_SIZE +#define REST_MAX_CHUNK_SIZE 48 + +/* Estimate your header size, especially when using Proxy-Uri. */ +/* + #undef COAP_MAX_HEADER_SIZE + #define COAP_MAX_HEADER_SIZE 70 + */ + +/* Multiplies with chunk size, be aware of memory constraints. */ +#undef COAP_MAX_OPEN_TRANSACTIONS +#define COAP_MAX_OPEN_TRANSACTIONS 4 + +/* Must be <= open transactions, default is COAP_MAX_OPEN_TRANSACTIONS-1. */ +/* + #undef COAP_MAX_OBSERVERS + #define COAP_MAX_OBSERVERS 2 + */ + +/* Filtering .well-known/core per query can be disabled to save space. */ +#undef COAP_LINK_FORMAT_FILTERING +#define COAP_LINK_FORMAT_FILTERING 0 +#undef COAP_PROXY_OPTION_PROCESSING +#define COAP_PROXY_OPTION_PROCESSING 0 + + +/* Enable client-side support for COAP observe */ +#define COAP_OBSERVE_CLIENT 1 + +#endif /* __PROJECT_ERBIUM_CONF_H__ */