Demo for the problem with nsdl_lib and rtos on FRDM- K64F
Dependencies: C12832_lcd WiflyInterface mbed-rtos mbed nsdl_lib
nsdl_support.cpp@0:e41e45a41f0f, 2015-01-16 (annotated)
- Committer:
- lvwei1990
- Date:
- Fri Jan 16 06:37:29 2015 +0000
- Revision:
- 0:e41e45a41f0f
Demo for the problem with nsdl_lib and rtos on FRDM- K64F
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
lvwei1990 | 0:e41e45a41f0f | 1 | // NSDL library support functions |
lvwei1990 | 0:e41e45a41f0f | 2 | |
lvwei1990 | 0:e41e45a41f0f | 3 | #include "mbed.h" |
lvwei1990 | 0:e41e45a41f0f | 4 | #include "nsdl_support.h" |
lvwei1990 | 0:e41e45a41f0f | 5 | #include "mbed.h" |
lvwei1990 | 0:e41e45a41f0f | 6 | #include "rtos.h" |
lvwei1990 | 0:e41e45a41f0f | 7 | #include "Endpoint.h" |
lvwei1990 | 0:e41e45a41f0f | 8 | #include "UDPSocket.h" |
lvwei1990 | 0:e41e45a41f0f | 9 | |
lvwei1990 | 0:e41e45a41f0f | 10 | extern Serial pc; |
lvwei1990 | 0:e41e45a41f0f | 11 | extern Endpoint nsp; |
lvwei1990 | 0:e41e45a41f0f | 12 | extern UDPSocket server; |
lvwei1990 | 0:e41e45a41f0f | 13 | extern char endpoint_name[24]; |
lvwei1990 | 0:e41e45a41f0f | 14 | extern uint8_t ep_type[]; |
lvwei1990 | 0:e41e45a41f0f | 15 | extern uint8_t lifetime_ptr[]; |
lvwei1990 | 0:e41e45a41f0f | 16 | bool nsdl_reg_update_needed = false; |
lvwei1990 | 0:e41e45a41f0f | 17 | /* The number of seconds between NSP registration messages */ |
lvwei1990 | 0:e41e45a41f0f | 18 | #define RD_UPDATE_PERIOD 60 |
lvwei1990 | 0:e41e45a41f0f | 19 | |
lvwei1990 | 0:e41e45a41f0f | 20 | void *nsdl_alloc(uint16_t size) |
lvwei1990 | 0:e41e45a41f0f | 21 | { |
lvwei1990 | 0:e41e45a41f0f | 22 | return malloc(size); |
lvwei1990 | 0:e41e45a41f0f | 23 | } |
lvwei1990 | 0:e41e45a41f0f | 24 | |
lvwei1990 | 0:e41e45a41f0f | 25 | void nsdl_free(void* ptr_to_free) |
lvwei1990 | 0:e41e45a41f0f | 26 | { |
lvwei1990 | 0:e41e45a41f0f | 27 | free(ptr_to_free); |
lvwei1990 | 0:e41e45a41f0f | 28 | } |
lvwei1990 | 0:e41e45a41f0f | 29 | |
lvwei1990 | 0:e41e45a41f0f | 30 | /* |
lvwei1990 | 0:e41e45a41f0f | 31 | * Create a static resoure |
lvwei1990 | 0:e41e45a41f0f | 32 | * Only get is allowed |
lvwei1990 | 0:e41e45a41f0f | 33 | */ |
lvwei1990 | 0:e41e45a41f0f | 34 | 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, uint8_t *rsc, uint16_t rsc_len) |
lvwei1990 | 0:e41e45a41f0f | 35 | { |
lvwei1990 | 0:e41e45a41f0f | 36 | resource_structure->access = SN_GRS_GET_ALLOWED; |
lvwei1990 | 0:e41e45a41f0f | 37 | resource_structure->mode = SN_GRS_STATIC; |
lvwei1990 | 0:e41e45a41f0f | 38 | resource_structure->pathlen = pt_len; |
lvwei1990 | 0:e41e45a41f0f | 39 | resource_structure->path = pt; |
lvwei1990 | 0:e41e45a41f0f | 40 | resource_structure->resource_parameters_ptr->resource_type_len = rpp_len; |
lvwei1990 | 0:e41e45a41f0f | 41 | resource_structure->resource_parameters_ptr->resource_type_ptr = rpp_ptr; |
lvwei1990 | 0:e41e45a41f0f | 42 | resource_structure->resource = rsc; |
lvwei1990 | 0:e41e45a41f0f | 43 | resource_structure->resourcelen = rsc_len; |
lvwei1990 | 0:e41e45a41f0f | 44 | sn_nsdl_create_resource(resource_structure); |
lvwei1990 | 0:e41e45a41f0f | 45 | } |
lvwei1990 | 0:e41e45a41f0f | 46 | |
lvwei1990 | 0:e41e45a41f0f | 47 | 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, uint8_t is_observable, sn_grs_dyn_res_callback_t callback_ptr, int access_right) |
lvwei1990 | 0:e41e45a41f0f | 48 | { |
lvwei1990 | 0:e41e45a41f0f | 49 | resource_structure->access = (sn_grs_resource_acl_e)access_right; |
lvwei1990 | 0:e41e45a41f0f | 50 | resource_structure->resource = 0; |
lvwei1990 | 0:e41e45a41f0f | 51 | resource_structure->resourcelen = 0; |
lvwei1990 | 0:e41e45a41f0f | 52 | resource_structure->sn_grs_dyn_res_callback = callback_ptr; |
lvwei1990 | 0:e41e45a41f0f | 53 | resource_structure->mode = SN_GRS_DYNAMIC; |
lvwei1990 | 0:e41e45a41f0f | 54 | resource_structure->pathlen = pt_len; |
lvwei1990 | 0:e41e45a41f0f | 55 | resource_structure->path = pt; |
lvwei1990 | 0:e41e45a41f0f | 56 | resource_structure->resource_parameters_ptr->resource_type_len = rpp_len; |
lvwei1990 | 0:e41e45a41f0f | 57 | resource_structure->resource_parameters_ptr->resource_type_ptr = rpp_ptr; |
lvwei1990 | 0:e41e45a41f0f | 58 | resource_structure->resource_parameters_ptr->observable = is_observable; |
lvwei1990 | 0:e41e45a41f0f | 59 | sn_nsdl_create_resource(resource_structure); |
lvwei1990 | 0:e41e45a41f0f | 60 | } |
lvwei1990 | 0:e41e45a41f0f | 61 | |
lvwei1990 | 0:e41e45a41f0f | 62 | 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) |
lvwei1990 | 0:e41e45a41f0f | 63 | { |
lvwei1990 | 0:e41e45a41f0f | 64 | if (NULL == endpoint_structure) |
lvwei1990 | 0:e41e45a41f0f | 65 | { |
lvwei1990 | 0:e41e45a41f0f | 66 | endpoint_structure = (sn_nsdl_ep_parameters_s*)nsdl_alloc(sizeof(sn_nsdl_ep_parameters_s)); |
lvwei1990 | 0:e41e45a41f0f | 67 | } |
lvwei1990 | 0:e41e45a41f0f | 68 | if (endpoint_structure) |
lvwei1990 | 0:e41e45a41f0f | 69 | { |
lvwei1990 | 0:e41e45a41f0f | 70 | memset(endpoint_structure, 0, sizeof(sn_nsdl_ep_parameters_s)); |
lvwei1990 | 0:e41e45a41f0f | 71 | endpoint_structure->endpoint_name_ptr = name; |
lvwei1990 | 0:e41e45a41f0f | 72 | endpoint_structure->endpoint_name_len = strlen((char*)name); |
lvwei1990 | 0:e41e45a41f0f | 73 | endpoint_structure->type_ptr = typename_ptr; |
lvwei1990 | 0:e41e45a41f0f | 74 | endpoint_structure->type_len = strlen((char*)typename_ptr); |
lvwei1990 | 0:e41e45a41f0f | 75 | endpoint_structure->lifetime_ptr = lifetime_ptr; |
lvwei1990 | 0:e41e45a41f0f | 76 | endpoint_structure->lifetime_len = strlen((char*)lifetime_ptr); |
lvwei1990 | 0:e41e45a41f0f | 77 | } |
lvwei1990 | 0:e41e45a41f0f | 78 | return endpoint_structure; |
lvwei1990 | 0:e41e45a41f0f | 79 | } |
lvwei1990 | 0:e41e45a41f0f | 80 | |
lvwei1990 | 0:e41e45a41f0f | 81 | void nsdl_clean_register_endpoint(sn_nsdl_ep_parameters_s **endpoint_structure) |
lvwei1990 | 0:e41e45a41f0f | 82 | { |
lvwei1990 | 0:e41e45a41f0f | 83 | if (*endpoint_structure) |
lvwei1990 | 0:e41e45a41f0f | 84 | { |
lvwei1990 | 0:e41e45a41f0f | 85 | nsdl_free(*endpoint_structure); |
lvwei1990 | 0:e41e45a41f0f | 86 | *endpoint_structure = NULL; |
lvwei1990 | 0:e41e45a41f0f | 87 | } |
lvwei1990 | 0:e41e45a41f0f | 88 | } |
lvwei1990 | 0:e41e45a41f0f | 89 | |
lvwei1990 | 0:e41e45a41f0f | 90 | static uint8_t tx_cb(sn_nsdl_capab_e protocol, uint8_t *data_ptr, uint16_t data_len, sn_nsdl_addr_s *address_ptr) |
lvwei1990 | 0:e41e45a41f0f | 91 | { |
lvwei1990 | 0:e41e45a41f0f | 92 | pc.printf("TX callback!\n\rSending %d bytes\r\n", data_len); |
lvwei1990 | 0:e41e45a41f0f | 93 | |
lvwei1990 | 0:e41e45a41f0f | 94 | if(server.sendTo(nsp, (char*)data_ptr, data_len) != data_len) |
lvwei1990 | 0:e41e45a41f0f | 95 | pc.printf("sending failed\n\r"); |
lvwei1990 | 0:e41e45a41f0f | 96 | |
lvwei1990 | 0:e41e45a41f0f | 97 | return 1; |
lvwei1990 | 0:e41e45a41f0f | 98 | } |
lvwei1990 | 0:e41e45a41f0f | 99 | |
lvwei1990 | 0:e41e45a41f0f | 100 | static uint8_t rx_cb(sn_coap_hdr_s *coap_packet_ptr, sn_nsdl_addr_s *address_ptr) |
lvwei1990 | 0:e41e45a41f0f | 101 | { |
lvwei1990 | 0:e41e45a41f0f | 102 | pc.printf("RX callback!\r\n"); |
lvwei1990 | 0:e41e45a41f0f | 103 | return 0; |
lvwei1990 | 0:e41e45a41f0f | 104 | } |
lvwei1990 | 0:e41e45a41f0f | 105 | |
lvwei1990 | 0:e41e45a41f0f | 106 | void registration_update_thread(void const *args) |
lvwei1990 | 0:e41e45a41f0f | 107 | { |
lvwei1990 | 0:e41e45a41f0f | 108 | sn_nsdl_ep_parameters_s *endpoint_ptr = NULL; |
lvwei1990 | 0:e41e45a41f0f | 109 | |
lvwei1990 | 0:e41e45a41f0f | 110 | while(true) |
lvwei1990 | 0:e41e45a41f0f | 111 | { |
lvwei1990 | 0:e41e45a41f0f | 112 | wait(RD_UPDATE_PERIOD); |
lvwei1990 | 0:e41e45a41f0f | 113 | endpoint_ptr = nsdl_init_register_endpoint(endpoint_ptr, (uint8_t*)endpoint_name, ep_type, lifetime_ptr); |
lvwei1990 | 0:e41e45a41f0f | 114 | if(sn_nsdl_register_endpoint(endpoint_ptr) != 0) |
lvwei1990 | 0:e41e45a41f0f | 115 | pc.printf("NSP re-registering failed\r\n"); |
lvwei1990 | 0:e41e45a41f0f | 116 | else |
lvwei1990 | 0:e41e45a41f0f | 117 | pc.printf("NSP re-registering OK\r\n"); |
lvwei1990 | 0:e41e45a41f0f | 118 | nsdl_clean_register_endpoint(&endpoint_ptr); |
lvwei1990 | 0:e41e45a41f0f | 119 | } |
lvwei1990 | 0:e41e45a41f0f | 120 | } |
lvwei1990 | 0:e41e45a41f0f | 121 | |
lvwei1990 | 0:e41e45a41f0f | 122 | void nsdl_init() |
lvwei1990 | 0:e41e45a41f0f | 123 | { |
lvwei1990 | 0:e41e45a41f0f | 124 | uint8_t nsp_addr[4]; |
lvwei1990 | 0:e41e45a41f0f | 125 | sn_nsdl_mem_s memory_cbs; |
lvwei1990 | 0:e41e45a41f0f | 126 | |
lvwei1990 | 0:e41e45a41f0f | 127 | /* Initialize libNsdl */ |
lvwei1990 | 0:e41e45a41f0f | 128 | memory_cbs.sn_nsdl_alloc = &nsdl_alloc; |
lvwei1990 | 0:e41e45a41f0f | 129 | memory_cbs.sn_nsdl_free = &nsdl_free; |
lvwei1990 | 0:e41e45a41f0f | 130 | if(sn_nsdl_init(&tx_cb, &rx_cb, &memory_cbs) == -1) |
lvwei1990 | 0:e41e45a41f0f | 131 | pc.printf("libNsdl init failed\r\n"); |
lvwei1990 | 0:e41e45a41f0f | 132 | else |
lvwei1990 | 0:e41e45a41f0f | 133 | pc.printf("libNsdl init done\r\n"); |
lvwei1990 | 0:e41e45a41f0f | 134 | |
lvwei1990 | 0:e41e45a41f0f | 135 | /* Set nsp address for library */ |
lvwei1990 | 0:e41e45a41f0f | 136 | set_NSP_address(nsp_addr, 5683, SN_NSDL_ADDRESS_TYPE_IPV4); |
lvwei1990 | 0:e41e45a41f0f | 137 | } |
lvwei1990 | 0:e41e45a41f0f | 138 | |
lvwei1990 | 0:e41e45a41f0f | 139 | /*void nsdl_reg_update() |
lvwei1990 | 0:e41e45a41f0f | 140 | { |
lvwei1990 | 0:e41e45a41f0f | 141 | sn_nsdl_ep_parameters_s *endpoint_ptr = NULL; |
lvwei1990 | 0:e41e45a41f0f | 142 | endpoint_ptr = nsdl_init_register_endpoint(endpoint_ptr, (uint8_t*)endpoint_name, ep_type, lifetime_ptr); |
lvwei1990 | 0:e41e45a41f0f | 143 | if(sn_nsdl_register_endpoint(endpoint_ptr) != 0) |
lvwei1990 | 0:e41e45a41f0f | 144 | pc.printf("NSP registration update failed\r\n"); |
lvwei1990 | 0:e41e45a41f0f | 145 | else |
lvwei1990 | 0:e41e45a41f0f | 146 | pc.printf("NSP registration update OK\r\n"); |
lvwei1990 | 0:e41e45a41f0f | 147 | nsdl_clean_register_endpoint(&endpoint_ptr); |
lvwei1990 | 0:e41e45a41f0f | 148 | } |
lvwei1990 | 0:e41e45a41f0f | 149 | |
lvwei1990 | 0:e41e45a41f0f | 150 | void nsdl_reg_update_timeout() |
lvwei1990 | 0:e41e45a41f0f | 151 | { |
lvwei1990 | 0:e41e45a41f0f | 152 | nsdl_reg_update_needed = true; |
lvwei1990 | 0:e41e45a41f0f | 153 | } |
lvwei1990 | 0:e41e45a41f0f | 154 | |
lvwei1990 | 0:e41e45a41f0f | 155 | Ticker regUpdateTicker;*/ |
lvwei1990 | 0:e41e45a41f0f | 156 | |
lvwei1990 | 0:e41e45a41f0f | 157 | void nsdl_event_loop() |
lvwei1990 | 0:e41e45a41f0f | 158 | { |
lvwei1990 | 0:e41e45a41f0f | 159 | Thread registration_thread(registration_update_thread); |
lvwei1990 | 0:e41e45a41f0f | 160 | |
lvwei1990 | 0:e41e45a41f0f | 161 | sn_nsdl_addr_s received_packet_address; |
lvwei1990 | 0:e41e45a41f0f | 162 | uint8_t received_address[4]; |
lvwei1990 | 0:e41e45a41f0f | 163 | char buffer[1024]; |
lvwei1990 | 0:e41e45a41f0f | 164 | Endpoint from; |
lvwei1990 | 0:e41e45a41f0f | 165 | |
lvwei1990 | 0:e41e45a41f0f | 166 | memset(&received_packet_address, 0, sizeof(sn_nsdl_addr_s)); |
lvwei1990 | 0:e41e45a41f0f | 167 | received_packet_address.addr_ptr = received_address; |
lvwei1990 | 0:e41e45a41f0f | 168 | |
lvwei1990 | 0:e41e45a41f0f | 169 | //regUpdateTicker.attach(&nsdl_reg_update_timeout, RD_UPDATE_PERIOD); |
lvwei1990 | 0:e41e45a41f0f | 170 | while(1) |
lvwei1990 | 0:e41e45a41f0f | 171 | { |
lvwei1990 | 0:e41e45a41f0f | 172 | int n = server.receiveFrom(from, buffer, sizeof(buffer)); |
lvwei1990 | 0:e41e45a41f0f | 173 | if (n < 0) |
lvwei1990 | 0:e41e45a41f0f | 174 | { |
lvwei1990 | 0:e41e45a41f0f | 175 | pc.printf("Socket error\n\r"); |
lvwei1990 | 0:e41e45a41f0f | 176 | } |
lvwei1990 | 0:e41e45a41f0f | 177 | else |
lvwei1990 | 0:e41e45a41f0f | 178 | { |
lvwei1990 | 0:e41e45a41f0f | 179 | pc.printf("Received %d bytes\r\n", n); |
lvwei1990 | 0:e41e45a41f0f | 180 | sn_nsdl_process_coap((uint8_t*)buffer, n, &received_packet_address); |
lvwei1990 | 0:e41e45a41f0f | 181 | } |
lvwei1990 | 0:e41e45a41f0f | 182 | /* if (nsdl_reg_update_needed) |
lvwei1990 | 0:e41e45a41f0f | 183 | { |
lvwei1990 | 0:e41e45a41f0f | 184 | nsdl_reg_update_needed = false; |
lvwei1990 | 0:e41e45a41f0f | 185 | nsdl_reg_update(); |
lvwei1990 | 0:e41e45a41f0f | 186 | }*/ |
lvwei1990 | 0:e41e45a41f0f | 187 | } |
lvwei1990 | 0:e41e45a41f0f | 188 | } |
lvwei1990 | 0:e41e45a41f0f | 189 | |
lvwei1990 | 0:e41e45a41f0f | 190 |