Michael Koster / Mbed 2 deprecated SensorNotifyLED

Initial commit

Dependencies:   Chainable_RGB_LED EthernetInterface LED_Bar mbed-rtos mbed nsdl_lib

resources/LEDbar.cpp@0:950566b0e099, 2014-10-30 (annotated)

Committer:
michaeljkoster
Date:
Thu Oct 30 21:44:12 2014 +0000
Revision:
0:950566b0e099
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
michaeljkoster 0:950566b0e099 1 // Light resource implementation
michaeljkoster 0:950566b0e099 2
michaeljkoster 0:950566b0e099 3 #include "mbed.h"
michaeljkoster 0:950566b0e099 4 #include "nsdl_support.h"
michaeljkoster 0:950566b0e099 5 #include "LEDbar.h"
michaeljkoster 0:950566b0e099 6 #include "LED_Bar.h"
michaeljkoster 0:950566b0e099 7
michaeljkoster 0:950566b0e099 8 #define LEDBAR_RES_ID "11101/0/5901"
michaeljkoster 0:950566b0e099 9 #define LEDBAR_RES_RT "urn:X-mbed:LEDbar"
michaeljkoster 0:950566b0e099 10
michaeljkoster 0:950566b0e099 11 extern Serial pc;
michaeljkoster 0:950566b0e099 12 char leds[] = {"0000000000"}; //GGGGGGGGYR
michaeljkoster 0:950566b0e099 13
michaeljkoster 0:950566b0e099 14 LED_Bar bar(D7, D6);
michaeljkoster 0:950566b0e099 15
michaeljkoster 0:950566b0e099 16 uint8_t ledbar_max_age = 0;
michaeljkoster 0:950566b0e099 17 uint8_t ledbar_content_type = 0;
michaeljkoster 0:950566b0e099 18
michaeljkoster 0:950566b0e099 19 void set_leds(char *leds)
michaeljkoster 0:950566b0e099 20 {
michaeljkoster 0:950566b0e099 21 int i;
michaeljkoster 0:950566b0e099 22 for (i=0; i<=9; i++) {
michaeljkoster 0:950566b0e099 23 if(leds[i] == '1')
michaeljkoster 0:950566b0e099 24 bar.setSingleLed((9-i),1);
michaeljkoster 0:950566b0e099 25 else if(leds[i] == '0')
michaeljkoster 0:950566b0e099 26 bar.setSingleLed((9-i),0);
michaeljkoster 0:950566b0e099 27 }
michaeljkoster 0:950566b0e099 28 }
michaeljkoster 0:950566b0e099 29
michaeljkoster 0:950566b0e099 30
michaeljkoster 0:950566b0e099 31 /* Only GET and PUT method allowed */
michaeljkoster 0:950566b0e099 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 0:950566b0e099 33 {
michaeljkoster 0:950566b0e099 34 sn_coap_hdr_s *coap_res_ptr = 0;
michaeljkoster 0:950566b0e099 35
michaeljkoster 0:950566b0e099 36 //pc.printf("LED Strip callback\r\n");
michaeljkoster 0:950566b0e099 37
michaeljkoster 0:950566b0e099 38 if(received_coap_ptr->msg_code == COAP_MSG_CODE_REQUEST_GET)
michaeljkoster 0:950566b0e099 39 {
michaeljkoster 0:950566b0e099 40 coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CONTENT);
michaeljkoster 0:950566b0e099 41
michaeljkoster 0:950566b0e099 42 coap_res_ptr->payload_len = strlen(leds);
michaeljkoster 0:950566b0e099 43 coap_res_ptr->payload_ptr = (uint8_t*)leds;
michaeljkoster 0:950566b0e099 44
michaeljkoster 0:950566b0e099 45 coap_res_ptr->content_type_ptr = &ledbar_content_type;
michaeljkoster 0:950566b0e099 46 coap_res_ptr->content_type_len = sizeof(ledbar_content_type);
michaeljkoster 0:950566b0e099 47
michaeljkoster 0:950566b0e099 48 coap_res_ptr->options_list_ptr = (sn_coap_options_list_s*)nsdl_alloc(sizeof(sn_coap_options_list_s));
michaeljkoster 0:950566b0e099 49 if(!coap_res_ptr->options_list_ptr)
michaeljkoster 0:950566b0e099 50 {
michaeljkoster 0:950566b0e099 51 pc.printf("cant alloc option list for max-age\r\n");
michaeljkoster 0:950566b0e099 52 coap_res_ptr->options_list_ptr = NULL; //FIXME report error and recover
michaeljkoster 0:950566b0e099 53 }
michaeljkoster 0:950566b0e099 54 memset(coap_res_ptr->options_list_ptr, 0, sizeof(sn_coap_options_list_s));
michaeljkoster 0:950566b0e099 55 coap_res_ptr->options_list_ptr->max_age_ptr = &ledbar_max_age;
michaeljkoster 0:950566b0e099 56 coap_res_ptr->options_list_ptr->max_age_len = sizeof(ledbar_max_age);
michaeljkoster 0:950566b0e099 57
michaeljkoster 0:950566b0e099 58 sn_nsdl_send_coap_message(address, coap_res_ptr);
michaeljkoster 0:950566b0e099 59 nsdl_free(coap_res_ptr->options_list_ptr);
michaeljkoster 0:950566b0e099 60 coap_res_ptr->options_list_ptr = NULL;
michaeljkoster 0:950566b0e099 61 coap_res_ptr->content_type_ptr = NULL;// parser_release below tries to free this memory
michaeljkoster 0:950566b0e099 62
michaeljkoster 0:950566b0e099 63 }
michaeljkoster 0:950566b0e099 64 else if(received_coap_ptr->msg_code == COAP_MSG_CODE_REQUEST_PUT)
michaeljkoster 0:950566b0e099 65 {
michaeljkoster 0:950566b0e099 66 //pc.printf("PUT: %d bytes\r\n", received_coap_ptr->payload_len);
michaeljkoster 0:950566b0e099 67 if(received_coap_ptr->payload_len == 10)
michaeljkoster 0:950566b0e099 68 {
michaeljkoster 0:950566b0e099 69 memcpy(leds, (char *)received_coap_ptr->payload_ptr, received_coap_ptr->payload_len);
michaeljkoster 0:950566b0e099 70
michaeljkoster 0:950566b0e099 71 leds[received_coap_ptr->payload_len] = '\0';
michaeljkoster 0:950566b0e099 72 pc.printf("PUT: %s\r\n",leds);
michaeljkoster 0:950566b0e099 73
michaeljkoster 0:950566b0e099 74 //call LED strup update function here
michaeljkoster 0:950566b0e099 75 set_leds(leds);
michaeljkoster 0:950566b0e099 76
michaeljkoster 0:950566b0e099 77 coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CHANGED);
michaeljkoster 0:950566b0e099 78 sn_nsdl_send_coap_message(address, coap_res_ptr);
michaeljkoster 0:950566b0e099 79 }
michaeljkoster 0:950566b0e099 80 }
michaeljkoster 0:950566b0e099 81
michaeljkoster 0:950566b0e099 82 sn_coap_parser_release_allocated_coap_msg_mem(coap_res_ptr);
michaeljkoster 0:950566b0e099 83 return 0;
michaeljkoster 0:950566b0e099 84 }
michaeljkoster 0:950566b0e099 85
michaeljkoster 0:950566b0e099 86 int create_LEDbar_resource(sn_nsdl_resource_info_s *resource_ptr)
michaeljkoster 0:950566b0e099 87 {
michaeljkoster 0:950566b0e099 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 0:950566b0e099 89 set_leds("0000000000");
michaeljkoster 0:950566b0e099 90 return 0;
michaeljkoster 0:950566b0e099 91 }