nsp resources for the mbed nsp lighting endpoint
Dependencies: nsdl_lib
Dependents: mbed_nsp_endpoint_ublox_cellular mbed_nsp_endpoint_ublox_ethernet mbed_nsp_endpoint_nxp
Diff: dimmer.cpp
- Revision:
- 0:b26c3526ee89
- Child:
- 3:30c96bd77160
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dimmer.cpp Wed Sep 17 15:24:11 2014 +0000 @@ -0,0 +1,61 @@ +// dimmer resource implementation + +#include "mbed.h" +#include "nsdl_support.h" +#include "dimmer.h" +#include "NSPLightDimmerAction.h" +#include "NSPio.h" + +extern ErrorHandler *error_handler; +extern NSPLightDimmerAction *_dimmerAction; + +NSPio *dimmer = NULL; + +// observation support +static uint8_t dimmer_obs_number = 0; +static uint8_t *dimmer_obs_token_ptr = NULL; +static uint8_t dimmer_obs_token_len = 0; + +// send our dimmer observation +void send_dimmer_observation() { + if (dimmer_obs_token_ptr != NULL && dimmer_obs_number != 0) { + //if (error_handler != NULL) error_handler->log("Sending Observation (dimmer): %s",dimmer->resource()->getValuePointer()); + sn_nsdl_send_observation_notification(dimmer_obs_token_ptr,dimmer_obs_token_len,(uint8_t*)dimmer->resource()->getValuePointer(),strlen(dimmer->resource()->getValuePointer()),&dimmer_obs_number,sizeof(dimmer_obs_number),COAP_MSG_TYPE_NON_CONFIRMABLE, 0); + } +} + +// init dimmer +void init_dimmer(Resource *resource) { + if (dimmer == NULL && resource != NULL) dimmer = new NSPio(error_handler,resource,&send_dimmer_observation); +} + +// update our dimmer observation +void update_dimmer_observation(sn_coap_hdr_s *received_coap_ptr,sn_coap_hdr_s *coap_res_ptr) { + //if (error_handler != NULL) error_handler->log("Updating Observation (dimmer)...starting"); + if (received_coap_ptr->token_ptr != NULL) { + if (dimmer_obs_token_ptr != NULL) free(dimmer_obs_token_ptr); + dimmer_obs_token_ptr = (uint8_t *)malloc(received_coap_ptr->token_len); + if(dimmer_obs_token_ptr != NULL) { + memcpy(dimmer_obs_token_ptr, received_coap_ptr->token_ptr, received_coap_ptr->token_len); + dimmer_obs_token_len = received_coap_ptr->token_len; + } + } + if (received_coap_ptr->options_list_ptr->observe != NULL) { + coap_res_ptr->options_list_ptr = (sn_coap_options_list_s*)malloc(sizeof(sn_coap_options_list_s)); + memset(coap_res_ptr->options_list_ptr, 0, sizeof(sn_coap_options_list_s)); + coap_res_ptr->options_list_ptr->observe_ptr = &(dimmer_obs_number); + coap_res_ptr->options_list_ptr->observe_len = 1; + dimmer_obs_number++; + } + //if (error_handler != NULL) error_handler->log("Updating Observation (dimmer)...done"); +} + +/* Only GET and PUT method allowed */ +uint8_t dimmer_cb(sn_coap_hdr_s *received_coap_ptr, sn_nsdl_addr_s *address, sn_proto_info_s * proto) { + uint8_t result = nsp_getput("dimmer",dimmer,received_coap_ptr,address,proto,&update_dimmer_observation); + + // action upon it... + if (result == 0 && _dimmerAction != NULL) _dimmerAction->dim(dimmer->intValue()); + + return result; + } \ No newline at end of file