Sensinode NSDL demo with WiFi interface
Dependencies: Beep C12832_lcd LM75B MMA7660 WiflyInterface mbed-rtos mbed nsdl_lib
Fork of NSDL_HelloWorld by
Diff: resources/gps.cpp
- Revision:
- 2:7e489126fe7a
diff -r e35d7f10999a -r 7e489126fe7a resources/gps.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/resources/gps.cpp Tue Oct 15 12:45:46 2013 +0000 @@ -0,0 +1,41 @@ +// GPS resource implementation + +#include "mbed.h" +#include "nsdl_support.h" +#include "gps.h" + +#define GPS_RES_ID "gps/loc" + +extern Serial pc; +static uint8_t res_gps_val[] = {"52.182382,0.178849"}; + +/* Only GET method allowed */ +static uint8_t gps_resource_cb(sn_coap_hdr_s *received_coap_ptr, sn_nsdl_addr_s *address, sn_proto_info_s * proto) +{ + sn_coap_hdr_s *coap_res_ptr = 0; + static float led_dimm = 0; + int led_state = 0; + char led_dimm_temp[4]; + + pc.printf("gps callback\r\n"); + + coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CONTENT); + + led_state = led_dimm * 100; + sprintf(led_dimm_temp, "%d", led_state); + + coap_res_ptr->payload_len = sizeof(res_gps_val)-1; + coap_res_ptr->payload_ptr = (uint8_t*)res_gps_val; + + sn_nsdl_send_coap_message(address, coap_res_ptr); + + sn_coap_parser_release_allocated_coap_msg_mem(coap_res_ptr); + + return 0; +} + +int create_gps_resource(sn_nsdl_resource_info_s *resource_ptr) +{ + 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); + return 0; +} \ No newline at end of file