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
nsdl_support.cpp@3:30c96bd77160, 2014-09-26 (annotated)
- Committer:
- ansond
- Date:
- Fri Sep 26 05:55:55 2014 +0000
- Revision:
- 3:30c96bd77160
- Parent:
- 1:9824f99868a3
updates for new logger
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
ansond | 0:b26c3526ee89 | 1 | // NSDL library support functions |
ansond | 0:b26c3526ee89 | 2 | |
ansond | 0:b26c3526ee89 | 3 | #include "mbed.h" |
ansond | 0:b26c3526ee89 | 4 | #include "nsdl_support.h" |
ansond | 3:30c96bd77160 | 5 | #include "Logger.h" |
ansond | 0:b26c3526ee89 | 6 | |
ansond | 3:30c96bd77160 | 7 | extern Logger *m_logger; |
ansond | 0:b26c3526ee89 | 8 | #ifdef NETWORK_MUTEX |
ansond | 0:b26c3526ee89 | 9 | extern Mutex *network_mutex; |
ansond | 0:b26c3526ee89 | 10 | #endif |
ansond | 0:b26c3526ee89 | 11 | |
ansond | 0:b26c3526ee89 | 12 | Endpoint nsp; |
ansond | 0:b26c3526ee89 | 13 | UDPSocket server; |
ansond | 0:b26c3526ee89 | 14 | char _endpoint_name[PERSONALITY_NAME_LEN+1]; |
ansond | 0:b26c3526ee89 | 15 | uint8_t _ep_type[] = { NSP_NODE_TYPE }; |
ansond | 0:b26c3526ee89 | 16 | uint8_t _lifetime_ptr[] = { NSP_NODE_LIFETIME }; |
ansond | 0:b26c3526ee89 | 17 | |
ansond | 0:b26c3526ee89 | 18 | #include "MBEDEndpoint.h" |
ansond | 0:b26c3526ee89 | 19 | extern MBEDEndpoint *endpoint; |
ansond | 0:b26c3526ee89 | 20 | |
ansond | 0:b26c3526ee89 | 21 | void *nsdl_alloc(uint16_t size) { |
ansond | 0:b26c3526ee89 | 22 | void *chunk = NULL; |
ansond | 0:b26c3526ee89 | 23 | if (size > 0) chunk = malloc(size); |
ansond | 0:b26c3526ee89 | 24 | if (chunk != NULL && size > 0) memset(chunk,0,size); |
ansond | 0:b26c3526ee89 | 25 | return chunk; |
ansond | 0:b26c3526ee89 | 26 | } |
ansond | 0:b26c3526ee89 | 27 | |
ansond | 0:b26c3526ee89 | 28 | void nsdl_free(void* ptr_to_free) { |
ansond | 0:b26c3526ee89 | 29 | if (ptr_to_free != NULL) free(ptr_to_free); |
ansond | 0:b26c3526ee89 | 30 | } |
ansond | 0:b26c3526ee89 | 31 | |
ansond | 0:b26c3526ee89 | 32 | void nsdl_create_static_resource(sn_nsdl_resource_info_s *resource_structure, uint16_t pt_len, uint8_t *pt, uint16_t rpp_len, uint8_t *rpp_ptr, uint16_t if_len, uint8_t *if_ptr, uint8_t is_observable, uint8_t is_registered, uint8_t *rsc, uint16_t rsc_len) { |
ansond | 0:b26c3526ee89 | 33 | if (resource_structure != NULL) { |
ansond | 0:b26c3526ee89 | 34 | resource_structure->access = SN_GRS_GET_ALLOWED; |
ansond | 0:b26c3526ee89 | 35 | resource_structure->mode = SN_GRS_STATIC; |
ansond | 0:b26c3526ee89 | 36 | resource_structure->pathlen = pt_len; |
ansond | 0:b26c3526ee89 | 37 | resource_structure->path = pt; |
ansond | 0:b26c3526ee89 | 38 | resource_structure->resource_parameters_ptr->resource_type_len = rpp_len; |
ansond | 0:b26c3526ee89 | 39 | resource_structure->resource_parameters_ptr->resource_type_ptr = rpp_ptr; |
ansond | 0:b26c3526ee89 | 40 | resource_structure->resource_parameters_ptr->interface_description_ptr = if_ptr; |
ansond | 0:b26c3526ee89 | 41 | resource_structure->resource_parameters_ptr->interface_description_len = if_len; |
ansond | 0:b26c3526ee89 | 42 | resource_structure->resource_parameters_ptr->observable = is_observable; |
ansond | 0:b26c3526ee89 | 43 | resource_structure->resource_parameters_ptr->registered = is_registered; |
ansond | 0:b26c3526ee89 | 44 | resource_structure->resource = rsc; |
ansond | 0:b26c3526ee89 | 45 | resource_structure->resourcelen = rsc_len; |
ansond | 0:b26c3526ee89 | 46 | sn_nsdl_create_resource(resource_structure); |
ansond | 0:b26c3526ee89 | 47 | } |
ansond | 0:b26c3526ee89 | 48 | } |
ansond | 0:b26c3526ee89 | 49 | |
ansond | 0:b26c3526ee89 | 50 | void nsdl_create_dynamic_resource(sn_nsdl_resource_info_s *resource_structure, uint16_t pt_len, uint8_t *pt, uint16_t rpp_len, uint8_t *rpp_ptr, uint16_t if_len, uint8_t *if_ptr, uint8_t is_observable, uint8_t is_registered, sn_grs_dyn_res_callback_t callback_ptr, int access_right) { |
ansond | 0:b26c3526ee89 | 51 | if (resource_structure != NULL) { |
ansond | 0:b26c3526ee89 | 52 | resource_structure->access = (sn_grs_resource_acl_e)access_right; |
ansond | 0:b26c3526ee89 | 53 | resource_structure->resource = 0; |
ansond | 0:b26c3526ee89 | 54 | resource_structure->resourcelen = 0; |
ansond | 0:b26c3526ee89 | 55 | resource_structure->sn_grs_dyn_res_callback = callback_ptr; |
ansond | 0:b26c3526ee89 | 56 | resource_structure->mode = SN_GRS_DYNAMIC; |
ansond | 0:b26c3526ee89 | 57 | resource_structure->pathlen = pt_len; |
ansond | 0:b26c3526ee89 | 58 | resource_structure->path = pt; |
ansond | 0:b26c3526ee89 | 59 | resource_structure->resource_parameters_ptr->resource_type_len = rpp_len; |
ansond | 0:b26c3526ee89 | 60 | resource_structure->resource_parameters_ptr->resource_type_ptr = rpp_ptr; |
ansond | 0:b26c3526ee89 | 61 | resource_structure->resource_parameters_ptr->interface_description_ptr = if_ptr; |
ansond | 0:b26c3526ee89 | 62 | resource_structure->resource_parameters_ptr->interface_description_len = if_len; |
ansond | 0:b26c3526ee89 | 63 | resource_structure->resource_parameters_ptr->observable = is_observable; |
ansond | 0:b26c3526ee89 | 64 | resource_structure->resource_parameters_ptr->registered = is_registered; |
ansond | 0:b26c3526ee89 | 65 | sn_nsdl_create_resource(resource_structure); |
ansond | 0:b26c3526ee89 | 66 | } |
ansond | 0:b26c3526ee89 | 67 | } |
ansond | 0:b26c3526ee89 | 68 | |
ansond | 0:b26c3526ee89 | 69 | sn_nsdl_ep_parameters_s* nsdl_init_register_endpoint(sn_nsdl_ep_parameters_s *endpoint_structure, uint8_t* name, uint8_t* typename_ptr, uint8_t *lifetime_ptr) { |
ansond | 0:b26c3526ee89 | 70 | if (endpoint_structure == NULL) { |
ansond | 0:b26c3526ee89 | 71 | endpoint_structure = (sn_nsdl_ep_parameters_s*)nsdl_alloc(sizeof(sn_nsdl_ep_parameters_s)); |
ansond | 0:b26c3526ee89 | 72 | } |
ansond | 0:b26c3526ee89 | 73 | |
ansond | 0:b26c3526ee89 | 74 | if (endpoint_structure != NULL) { |
ansond | 0:b26c3526ee89 | 75 | memset(endpoint_structure, 0, sizeof(sn_nsdl_ep_parameters_s)); |
ansond | 0:b26c3526ee89 | 76 | endpoint_structure->endpoint_name_ptr = name; |
ansond | 0:b26c3526ee89 | 77 | endpoint_structure->endpoint_name_len = strlen((char*)name); |
ansond | 0:b26c3526ee89 | 78 | endpoint_structure->type_ptr = typename_ptr; |
ansond | 0:b26c3526ee89 | 79 | endpoint_structure->type_len = strlen((char*)typename_ptr); |
ansond | 0:b26c3526ee89 | 80 | endpoint_structure->lifetime_ptr = lifetime_ptr; |
ansond | 0:b26c3526ee89 | 81 | endpoint_structure->lifetime_len = strlen((char*)lifetime_ptr); |
ansond | 0:b26c3526ee89 | 82 | } |
ansond | 0:b26c3526ee89 | 83 | |
ansond | 0:b26c3526ee89 | 84 | return endpoint_structure; |
ansond | 0:b26c3526ee89 | 85 | } |
ansond | 0:b26c3526ee89 | 86 | |
ansond | 0:b26c3526ee89 | 87 | void nsdl_clean_register_endpoint(sn_nsdl_ep_parameters_s **endpoint_structure) { |
ansond | 0:b26c3526ee89 | 88 | if (endpoint_structure != NULL) { |
ansond | 0:b26c3526ee89 | 89 | if (*endpoint_structure != NULL) { |
ansond | 0:b26c3526ee89 | 90 | nsdl_free(*endpoint_structure); |
ansond | 0:b26c3526ee89 | 91 | *endpoint_structure = NULL; |
ansond | 0:b26c3526ee89 | 92 | } |
ansond | 0:b26c3526ee89 | 93 | } |
ansond | 0:b26c3526ee89 | 94 | } |
ansond | 0:b26c3526ee89 | 95 | |
ansond | 0:b26c3526ee89 | 96 | static uint8_t tx_cb(sn_nsdl_capab_e protocol, uint8_t *data_ptr, uint16_t data_len, sn_nsdl_addr_s *address_ptr) { |
ansond | 3:30c96bd77160 | 97 | //if (m_logger != NULL) m_logger->log("NSP: sending %d bytes...",data_len); |
ansond | 0:b26c3526ee89 | 98 | int sent = server.sendTo(nsp, (char*)data_ptr, data_len); |
ansond | 1:9824f99868a3 | 99 | |
ansond | 3:30c96bd77160 | 100 | //if (m_logger != NULL) m_logger->log("NSP: send done. sent %d bytes...",sent); |
ansond | 0:b26c3526ee89 | 101 | if (sent != data_len) { |
ansond | 3:30c96bd77160 | 102 | if (m_logger != NULL) m_logger->log("NSP: send failed!! Attempted: %d Sent: %d", data_len, sent); |
ansond | 0:b26c3526ee89 | 103 | } |
ansond | 0:b26c3526ee89 | 104 | else { |
ansond | 3:30c96bd77160 | 105 | if (m_logger != NULL) m_logger->blinkTransportTxLED(); |
ansond | 0:b26c3526ee89 | 106 | } |
ansond | 0:b26c3526ee89 | 107 | |
ansond | 0:b26c3526ee89 | 108 | return 1; |
ansond | 0:b26c3526ee89 | 109 | } |
ansond | 0:b26c3526ee89 | 110 | |
ansond | 0:b26c3526ee89 | 111 | static uint8_t rx_cb(sn_coap_hdr_s *coap_packet_ptr, sn_nsdl_addr_s *address_ptr) { |
ansond | 0:b26c3526ee89 | 112 | // Rx callback process it... |
ansond | 3:30c96bd77160 | 113 | if (m_logger != NULL) m_logger->blinkTransportRxLED(); |
ansond | 0:b26c3526ee89 | 114 | return 0; |
ansond | 0:b26c3526ee89 | 115 | } |
ansond | 0:b26c3526ee89 | 116 | |
ansond | 0:b26c3526ee89 | 117 | static void register_endpoint(bool init) { |
ansond | 1:9824f99868a3 | 118 | sn_nsdl_ep_parameters_s *endpoint_ptr = NULL; |
ansond | 0:b26c3526ee89 | 119 | endpoint_ptr = nsdl_init_register_endpoint(endpoint_ptr, (uint8_t*)_endpoint_name, _ep_type, _lifetime_ptr); |
ansond | 0:b26c3526ee89 | 120 | sn_nsdl_update_registration(endpoint_ptr); |
ansond | 0:b26c3526ee89 | 121 | nsdl_clean_register_endpoint(&endpoint_ptr); |
ansond | 0:b26c3526ee89 | 122 | } |
ansond | 0:b26c3526ee89 | 123 | |
ansond | 0:b26c3526ee89 | 124 | static void registration_update_thread(void const *args) { |
ansond | 0:b26c3526ee89 | 125 | int count = 0; |
ansond | 1:9824f99868a3 | 126 | int registration_time = RD_UPDATE_PERIOD; // about 2.5 minutes assuming 4 iterations/second |
ansond | 0:b26c3526ee89 | 127 | |
ansond | 0:b26c3526ee89 | 128 | // first we want to wait a bit... let the endpoint crank up... |
ansond | 0:b26c3526ee89 | 129 | Thread::wait(RD_UPDATE_PERIOD); // wait about 150 seconds, then go ahead and start the re-registration interval... |
ansond | 0:b26c3526ee89 | 130 | |
ansond | 0:b26c3526ee89 | 131 | // now loop this thread forever sleeping and re-registering at the right iteration. |
ansond | 0:b26c3526ee89 | 132 | while(true) { |
ansond | 0:b26c3526ee89 | 133 | Thread::wait(MAIN_LOOP_SLEEP); |
ansond | 0:b26c3526ee89 | 134 | ++count; |
ansond | 0:b26c3526ee89 | 135 | if (count%registration_time == 0) { |
ansond | 0:b26c3526ee89 | 136 | // re-registration time! |
ansond | 0:b26c3526ee89 | 137 | count = 0; |
ansond | 3:30c96bd77160 | 138 | if (m_logger != NULL) m_logger->log("NSP: (re)registering..."); |
ansond | 0:b26c3526ee89 | 139 | register_endpoint(false); |
ansond | 3:30c96bd77160 | 140 | if (m_logger != NULL) m_logger->log("NSP: (re)registering complete."); |
ansond | 0:b26c3526ee89 | 141 | } |
ansond | 0:b26c3526ee89 | 142 | else { |
ansond | 0:b26c3526ee89 | 143 | if (count%RD_UPDATE_PERIOD == 0) { |
ansond | 0:b26c3526ee89 | 144 | if (endpoint != NULL) endpoint->sendObservations(); |
ansond | 0:b26c3526ee89 | 145 | } |
ansond | 3:30c96bd77160 | 146 | if (m_logger != NULL) { |
ansond | 3:30c96bd77160 | 147 | m_logger->checkForExit(); |
ansond | 0:b26c3526ee89 | 148 | } |
ansond | 0:b26c3526ee89 | 149 | } |
ansond | 3:30c96bd77160 | 150 | if (m_logger != NULL) m_logger->blinkTransportRxLED(); |
ansond | 0:b26c3526ee89 | 151 | } |
ansond | 0:b26c3526ee89 | 152 | } |
ansond | 0:b26c3526ee89 | 153 | |
ansond | 0:b26c3526ee89 | 154 | void nsdl_init() { |
ansond | 0:b26c3526ee89 | 155 | uint8_t nsp_addr[4]; |
ansond | 0:b26c3526ee89 | 156 | sn_nsdl_mem_s memory_cbs; |
ansond | 0:b26c3526ee89 | 157 | |
ansond | 0:b26c3526ee89 | 158 | /* Initialize libNsdl */ |
ansond | 0:b26c3526ee89 | 159 | memset(&memory_cbs,0,sizeof(memory_cbs)); |
ansond | 0:b26c3526ee89 | 160 | memset(nsp_addr,0,sizeof(nsp_addr)); |
ansond | 0:b26c3526ee89 | 161 | memory_cbs.sn_nsdl_alloc = &nsdl_alloc; |
ansond | 0:b26c3526ee89 | 162 | memory_cbs.sn_nsdl_free = &nsdl_free; |
ansond | 0:b26c3526ee89 | 163 | if(sn_nsdl_init(&tx_cb, &rx_cb, &memory_cbs) == -1) { |
ansond | 3:30c96bd77160 | 164 | if (m_logger != NULL) m_logger->log("NSP: libNsdl init failed"); |
ansond | 0:b26c3526ee89 | 165 | } |
ansond | 0:b26c3526ee89 | 166 | else { |
ansond | 3:30c96bd77160 | 167 | if (m_logger != NULL) m_logger->log("NSP: libNsdl init successful"); |
ansond | 0:b26c3526ee89 | 168 | } |
ansond | 0:b26c3526ee89 | 169 | |
ansond | 0:b26c3526ee89 | 170 | /* Set nsp address for library */ |
ansond | 0:b26c3526ee89 | 171 | set_NSP_address(nsp_addr, NSP_PORT, SN_NSDL_ADDRESS_TYPE_IPV4); |
ansond | 0:b26c3526ee89 | 172 | } |
ansond | 0:b26c3526ee89 | 173 | |
ansond | 0:b26c3526ee89 | 174 | // NSP event loop - spawn a re-registration thread AFTER we have initially registered and begun event processing... |
ansond | 0:b26c3526ee89 | 175 | void nsdl_event_loop() { |
ansond | 0:b26c3526ee89 | 176 | sn_nsdl_addr_s received_packet_address; |
ansond | 0:b26c3526ee89 | 177 | Endpoint from; |
ansond | 0:b26c3526ee89 | 178 | uint8_t nsp_received_address[4]; |
ansond | 0:b26c3526ee89 | 179 | char nsp_buffer[1024]; |
ansond | 0:b26c3526ee89 | 180 | |
ansond | 0:b26c3526ee89 | 181 | memset(&received_packet_address, 0, sizeof(sn_nsdl_addr_s)); |
ansond | 0:b26c3526ee89 | 182 | memset(nsp_received_address, 0, sizeof(nsp_received_address)); |
ansond | 0:b26c3526ee89 | 183 | received_packet_address.addr_ptr = nsp_received_address; |
ansond | 0:b26c3526ee89 | 184 | |
ansond | 0:b26c3526ee89 | 185 | #ifdef ENABLE_THREADS |
ansond | 0:b26c3526ee89 | 186 | // start the registration update thread.. it will wait a bit while the endpoint gins up... |
ansond | 0:b26c3526ee89 | 187 | Thread registration_thread(registration_update_thread); |
ansond | 0:b26c3526ee89 | 188 | #endif |
ansond | 0:b26c3526ee89 | 189 | |
ansond | 0:b26c3526ee89 | 190 | // FOREVER: main loop for event processing |
ansond | 0:b26c3526ee89 | 191 | while(true) { |
ansond | 3:30c96bd77160 | 192 | //if (m_logger != NULL) m_logger->log("NSP: waiting for data..."); |
ansond | 0:b26c3526ee89 | 193 | int n = server.receiveFrom(from,nsp_buffer,sizeof(nsp_buffer)); |
ansond | 1:9824f99868a3 | 194 | |
ansond | 3:30c96bd77160 | 195 | //if (m_logger != NULL) m_logger->log("NSP: received %d bytes... processing...",n); |
ansond | 0:b26c3526ee89 | 196 | if (n >= 0) sn_nsdl_process_coap((uint8_t*)nsp_buffer,n,&received_packet_address); |
ansond | 0:b26c3526ee89 | 197 | |
ansond | 3:30c96bd77160 | 198 | //if (m_logger != NULL) m_logger->log("NSP: done processing %d bytes...",n); |
ansond | 3:30c96bd77160 | 199 | if (m_logger != NULL) m_logger->blinkTransportRxLED(); |
ansond | 0:b26c3526ee89 | 200 | |
ansond | 0:b26c3526ee89 | 201 | // perform any extra event loop work |
ansond | 0:b26c3526ee89 | 202 | if (endpoint != NULL) endpoint->extraEventLoopWork(); |
ansond | 0:b26c3526ee89 | 203 | } |
ansond | 0:b26c3526ee89 | 204 | } |