NSP demo runnig over WiFi

Dependencies:   Beep C12832_lcd LM75B MMA7660 WiflyInterface mbed-rtos mbed nsdl_lib

Fork of NSDL_HelloWorld by Sensinode

Embed: (wiki syntax)

« Back to documentation index

Show/hide line numbers gps.cpp Source File

gps.cpp

00001 // GPS resource implementation
00002 
00003 #include "mbed.h"
00004 #include "nsdl_support.h"
00005 #include "gps.h"
00006 
00007 #define GPS_RES_ID    "gps/loc"
00008 
00009 extern Serial pc;
00010 static uint8_t res_gps_val[] = {"52.182382,0.178849"};
00011 
00012 /* Only GET method allowed */
00013 static uint8_t gps_resource_cb(sn_coap_hdr_s *received_coap_ptr, sn_nsdl_addr_s *address, sn_proto_info_s * proto)
00014 {
00015     sn_coap_hdr_s *coap_res_ptr = 0;
00016     static float led_dimm = 0;
00017     int led_state = 0;
00018     char led_dimm_temp[4];
00019 
00020     pc.printf("gps callback\r\n");
00021 
00022     coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CONTENT);
00023 
00024     led_state = led_dimm * 100;
00025     sprintf(led_dimm_temp, "%d", led_state);
00026 
00027     coap_res_ptr->payload_len = sizeof(res_gps_val)-1;
00028     coap_res_ptr->payload_ptr = (uint8_t*)res_gps_val;
00029 
00030     sn_nsdl_send_coap_message(address, coap_res_ptr);
00031 
00032     sn_coap_parser_release_allocated_coap_msg_mem(coap_res_ptr);
00033     
00034     return 0;
00035 }
00036 
00037 int create_gps_resource(sn_nsdl_resource_info_s *resource_ptr)
00038 {
00039     nsdl_create_dynamic_resource(resource_ptr, sizeof(GPS_RES_ID)-1, (uint8_t*)GPS_RES_ID, 0, 0, 0, &gps_resource_cb, SN_GRS_GET_ALLOWED);
00040     return 0;
00041 }