MBED_DEMOS / Mbed 2 deprecated SensorExamples-mDS-Ethernet

Project with example IPSO resources for LED bar, Gas Sensor, and Light Sensor

Dependencies:   EthernetInterface LED_Bar mbed-rtos mbed nsdl_lib

resources/LEDbar.cpp@7:3f52b52ef2ad, 2014-10-25 (annotated)

Committer:
michaeljkoster
Date:
Sat Oct 25 04:07:58 2014 +0000
Revision:
7:3f52b52ef2ad
Parent:
3:af599897e26f 
fix notification payload

Who changed what in which revision?

UserRevisionLine numberNew contents of line
michaeljkoster 0:93cc592ffdb5 1 // Light resource implementation
michaeljkoster 0:93cc592ffdb5 2
michaeljkoster 0:93cc592ffdb5 3 #include "mbed.h"
michaeljkoster 0:93cc592ffdb5 4 #include "nsdl_support.h"
michaeljkoster 0:93cc592ffdb5 5 #include "LEDbar.h"
michaeljkoster 0:93cc592ffdb5 6 #include "LED_Bar.h"
michaeljkoster 0:93cc592ffdb5 7
michaeljkoster 0:93cc592ffdb5 8 #define LEDBAR_RES_ID "11101/0/5901"
michaeljkoster 0:93cc592ffdb5 9 #define LEDBAR_RES_RT "urn:X-mbed:LEDbar"
michaeljkoster 0:93cc592ffdb5 10
michaeljkoster 0:93cc592ffdb5 11 extern Serial pc;
michaeljkoster 0:93cc592ffdb5 12 char leds[] = {"0000000000"}; //GGGGGGGGYR
michaeljkoster 0:93cc592ffdb5 13
michaeljkoster 2:7afc089e3bf3 14 LED_Bar bar(D7, D6);
michaeljkoster 0:93cc592ffdb5 15
michaeljkoster 3:af599897e26f 16 uint8_t ledbar_max_age = 0;
michaeljkoster 3:af599897e26f 17 uint8_t ledbar_content_type = 0;
michaeljkoster 3:af599897e26f 18
michaeljkoster 0:93cc592ffdb5 19 void set_leds(char *leds)
michaeljkoster 0:93cc592ffdb5 20 {
michaeljkoster 0:93cc592ffdb5 21 int i;
michaeljkoster 0:93cc592ffdb5 22 for (i=0; i<=9; i++) {
michaeljkoster 0:93cc592ffdb5 23 if(leds[i] == '1')
michaeljkoster 0:93cc592ffdb5 24 bar.setSingleLed((9-i),1);
michaeljkoster 0:93cc592ffdb5 25 else if(leds[i] == '0')
michaeljkoster 0:93cc592ffdb5 26 bar.setSingleLed((9-i),0);
michaeljkoster 0:93cc592ffdb5 27 }
michaeljkoster 0:93cc592ffdb5 28 }
michaeljkoster 0:93cc592ffdb5 29
michaeljkoster 0:93cc592ffdb5 30
michaeljkoster 0:93cc592ffdb5 31 /* Only GET and PUT method allowed */
michaeljkoster 0:93cc592ffdb5 32 static uint8_t LEDbar_resource_cb(sn_coap_hdr_s *received_coap_ptr, sn_nsdl_addr_s *address, sn_proto_info_s * proto)
michaeljkoster 0:93cc592ffdb5 33 {
michaeljkoster 0:93cc592ffdb5 34 sn_coap_hdr_s *coap_res_ptr = 0;
michaeljkoster 0:93cc592ffdb5 35
michaeljkoster 0:93cc592ffdb5 36 //pc.printf("LED Strip callback\r\n");
michaeljkoster 0:93cc592ffdb5 37
michaeljkoster 0:93cc592ffdb5 38 if(received_coap_ptr->msg_code == COAP_MSG_CODE_REQUEST_GET)
michaeljkoster 0:93cc592ffdb5 39 {
michaeljkoster 0:93cc592ffdb5 40 coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CONTENT);
michaeljkoster 0:93cc592ffdb5 41
michaeljkoster 0:93cc592ffdb5 42 coap_res_ptr->payload_len = strlen(leds);
michaeljkoster 0:93cc592ffdb5 43 coap_res_ptr->payload_ptr = (uint8_t*)leds;
michaeljkoster 3:af599897e26f 44
michaeljkoster 3:af599897e26f 45 coap_res_ptr->content_type_ptr = &ledbar_content_type;
michaeljkoster 3:af599897e26f 46 coap_res_ptr->content_type_len = sizeof(ledbar_content_type);
michaeljkoster 3:af599897e26f 47
michaeljkoster 3:af599897e26f 48 coap_res_ptr->options_list_ptr = (sn_coap_options_list_s*)nsdl_alloc(sizeof(sn_coap_options_list_s));
michaeljkoster 3:af599897e26f 49 if(!coap_res_ptr->options_list_ptr)
michaeljkoster 3:af599897e26f 50 {
michaeljkoster 3:af599897e26f 51 pc.printf("cant alloc option list for max-age\r\n");
michaeljkoster 3:af599897e26f 52 coap_res_ptr->options_list_ptr = NULL; //FIXME report error and recover
michaeljkoster 3:af599897e26f 53 }
michaeljkoster 3:af599897e26f 54 memset(coap_res_ptr->options_list_ptr, 0, sizeof(sn_coap_options_list_s));
michaeljkoster 3:af599897e26f 55 coap_res_ptr->options_list_ptr->max_age_ptr = &ledbar_max_age;
michaeljkoster 3:af599897e26f 56 coap_res_ptr->options_list_ptr->max_age_len = sizeof(ledbar_max_age);
michaeljkoster 3:af599897e26f 57
michaeljkoster 0:93cc592ffdb5 58 sn_nsdl_send_coap_message(address, coap_res_ptr);
michaeljkoster 3:af599897e26f 59 nsdl_free(coap_res_ptr->options_list_ptr);
michaeljkoster 3:af599897e26f 60 coap_res_ptr->options_list_ptr = NULL;
michaeljkoster 3:af599897e26f 61 coap_res_ptr->content_type_ptr = NULL;// parser_release below tries to free this memory
michaeljkoster 3:af599897e26f 62
michaeljkoster 0:93cc592ffdb5 63 }
michaeljkoster 0:93cc592ffdb5 64 else if(received_coap_ptr->msg_code == COAP_MSG_CODE_REQUEST_PUT)
michaeljkoster 0:93cc592ffdb5 65 {
michaeljkoster 0:93cc592ffdb5 66 //pc.printf("PUT: %d bytes\r\n", received_coap_ptr->payload_len);
michaeljkoster 0:93cc592ffdb5 67 if(received_coap_ptr->payload_len == 10)
michaeljkoster 0:93cc592ffdb5 68 {
michaeljkoster 0:93cc592ffdb5 69 memcpy(leds, (char *)received_coap_ptr->payload_ptr, received_coap_ptr->payload_len);
michaeljkoster 0:93cc592ffdb5 70
michaeljkoster 0:93cc592ffdb5 71 leds[received_coap_ptr->payload_len] = '\0';
michaeljkoster 0:93cc592ffdb5 72 pc.printf("PUT: %s\r\n",leds);
michaeljkoster 0:93cc592ffdb5 73
michaeljkoster 0:93cc592ffdb5 74 //call LED strup update function here
michaeljkoster 0:93cc592ffdb5 75 set_leds(leds);
michaeljkoster 0:93cc592ffdb5 76
michaeljkoster 0:93cc592ffdb5 77 coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CHANGED);
michaeljkoster 0:93cc592ffdb5 78 sn_nsdl_send_coap_message(address, coap_res_ptr);
michaeljkoster 0:93cc592ffdb5 79 }
michaeljkoster 0:93cc592ffdb5 80 }
michaeljkoster 0:93cc592ffdb5 81
michaeljkoster 0:93cc592ffdb5 82 sn_coap_parser_release_allocated_coap_msg_mem(coap_res_ptr);
michaeljkoster 0:93cc592ffdb5 83 return 0;
michaeljkoster 0:93cc592ffdb5 84 }
michaeljkoster 0:93cc592ffdb5 85
michaeljkoster 0:93cc592ffdb5 86 int create_LEDbar_resource(sn_nsdl_resource_info_s *resource_ptr)
michaeljkoster 0:93cc592ffdb5 87 {
michaeljkoster 0:93cc592ffdb5 88 nsdl_create_dynamic_resource(resource_ptr, sizeof(LEDBAR_RES_ID)-1, (uint8_t*)LEDBAR_RES_ID, sizeof(LEDBAR_RES_RT)-1, (uint8_t*)LEDBAR_RES_RT, 0, &LEDbar_resource_cb, (SN_GRS_GET_ALLOWED | SN_GRS_PUT_ALLOWED));
michaeljkoster 2:7afc089e3bf3 89 set_leds("0000000000");
michaeljkoster 0:93cc592ffdb5 90 return 0;
michaeljkoster 0:93cc592ffdb5 91 }