Jan Jongboom / Mbed 2 deprecated ESP8266_HTTP_HelloWorld

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Dependencies:   ESP8266Interface HTTPClient-SSL WebSocketClient mbed-rtos mbed

Fork of ESP8266_HTTP_HelloWorld by ESP8266

nsdl_support.cpp@0:6a891da014a3, 2014-12-24 (annotated)

Committer:
michaeljkoster
Date:
Wed Dec 24 19:02:13 2014 +0000
Revision:
0:6a891da014a3
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
michaeljkoster 0:6a891da014a3 1 // NSDL library support functions
michaeljkoster 0:6a891da014a3 2
michaeljkoster 0:6a891da014a3 3 #include "mbed.h"
michaeljkoster 0:6a891da014a3 4 #include "nsdl_support.h"
michaeljkoster 0:6a891da014a3 5 #include "mbed.h"
michaeljkoster 0:6a891da014a3 6 #include "UDPSocket.h"
michaeljkoster 0:6a891da014a3 7 #include "Endpoint.h"
michaeljkoster 0:6a891da014a3 8
michaeljkoster 0:6a891da014a3 9 /* __heapvalid((__heapprt)fprintf,stdout, 1);\*/
michaeljkoster 0:6a891da014a3 10 #define MEM_VALID(x) \
michaeljkoster 0:6a891da014a3 11 int s##x=0;\
michaeljkoster 0:6a891da014a3 12 int *h##x = new int [1];\
michaeljkoster 0:6a891da014a3 13 std::printf("[stack]0x%08x\t[heap]0x%08x\t[memory avail]%d bytes \tLine: %d %s\r\n", &s##x, h##x, &s##x-h##x, __LINE__, __FILE__);\
michaeljkoster 0:6a891da014a3 14 if (h##x > &s##x)\
michaeljkoster 0:6a891da014a3 15 printf("collision\n");\
michaeljkoster 0:6a891da014a3 16 else\
michaeljkoster 0:6a891da014a3 17 delete [] h##x;\
michaeljkoster 0:6a891da014a3 18 __nop()
michaeljkoster 0:6a891da014a3 19
michaeljkoster 0:6a891da014a3 20 extern Serial pc;
michaeljkoster 0:6a891da014a3 21 extern Endpoint nsp;
michaeljkoster 0:6a891da014a3 22 extern UDPSocket server;
michaeljkoster 0:6a891da014a3 23 extern char endpoint_name[24];
michaeljkoster 0:6a891da014a3 24 extern uint8_t ep_type[];
michaeljkoster 0:6a891da014a3 25 extern uint8_t lifetime_ptr[];
michaeljkoster 0:6a891da014a3 26 char null_ep_name[] = "";
michaeljkoster 0:6a891da014a3 27 uint8_t null_ep_type[] = "";
michaeljkoster 0:6a891da014a3 28 uint8_t null_lifetime_ptr[] = "60";
michaeljkoster 0:6a891da014a3 29 bool nsdl_reg_update_needed = false;
michaeljkoster 0:6a891da014a3 30
michaeljkoster 0:6a891da014a3 31 /* The number of seconds between NSP registration messages */
michaeljkoster 0:6a891da014a3 32 #define RD_UPDATE_PERIOD 30
michaeljkoster 0:6a891da014a3 33
michaeljkoster 0:6a891da014a3 34 void *nsdl_alloc(uint16_t size)
michaeljkoster 0:6a891da014a3 35 {
michaeljkoster 0:6a891da014a3 36 void *buf = malloc(size);
michaeljkoster 0:6a891da014a3 37 // printf("alloc\r\n");
michaeljkoster 0:6a891da014a3 38 // MEM_VALID(0);
michaeljkoster 0:6a891da014a3 39 return buf;
michaeljkoster 0:6a891da014a3 40 }
michaeljkoster 0:6a891da014a3 41
michaeljkoster 0:6a891da014a3 42 void nsdl_free(void* ptr_to_free)
michaeljkoster 0:6a891da014a3 43 {
michaeljkoster 0:6a891da014a3 44 free(ptr_to_free);
michaeljkoster 0:6a891da014a3 45 // printf("de-alloc\r\n");
michaeljkoster 0:6a891da014a3 46 // MEM_VALID(0);
michaeljkoster 0:6a891da014a3 47 }
michaeljkoster 0:6a891da014a3 48
michaeljkoster 0:6a891da014a3 49 /*
michaeljkoster 0:6a891da014a3 50 * Create a static resoure
michaeljkoster 0:6a891da014a3 51 * Only get is allowed
michaeljkoster 0:6a891da014a3 52 */
michaeljkoster 0:6a891da014a3 53 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)
michaeljkoster 0:6a891da014a3 54 {
michaeljkoster 0:6a891da014a3 55 resource_structure->access = SN_GRS_GET_ALLOWED;
michaeljkoster 0:6a891da014a3 56 resource_structure->mode = SN_GRS_STATIC;
michaeljkoster 0:6a891da014a3 57 resource_structure->pathlen = pt_len;
michaeljkoster 0:6a891da014a3 58 resource_structure->path = pt;
michaeljkoster 0:6a891da014a3 59 resource_structure->resource_parameters_ptr->resource_type_len = rpp_len;
michaeljkoster 0:6a891da014a3 60 resource_structure->resource_parameters_ptr->resource_type_ptr = rpp_ptr;
michaeljkoster 0:6a891da014a3 61 resource_structure->resource = rsc;
michaeljkoster 0:6a891da014a3 62 resource_structure->resourcelen = rsc_len;
michaeljkoster 0:6a891da014a3 63 sn_nsdl_create_resource(resource_structure);
michaeljkoster 0:6a891da014a3 64 }
michaeljkoster 0:6a891da014a3 65
michaeljkoster 0:6a891da014a3 66 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)
michaeljkoster 0:6a891da014a3 67 {
michaeljkoster 0:6a891da014a3 68 resource_structure->access = (sn_grs_resource_acl_e)access_right;
michaeljkoster 0:6a891da014a3 69 resource_structure->resource = 0;
michaeljkoster 0:6a891da014a3 70 resource_structure->resourcelen = 0;
michaeljkoster 0:6a891da014a3 71 resource_structure->sn_grs_dyn_res_callback = callback_ptr;
michaeljkoster 0:6a891da014a3 72 resource_structure->mode = SN_GRS_DYNAMIC;
michaeljkoster 0:6a891da014a3 73 resource_structure->pathlen = pt_len;
michaeljkoster 0:6a891da014a3 74 resource_structure->path = pt;
michaeljkoster 0:6a891da014a3 75 resource_structure->resource_parameters_ptr->resource_type_len = rpp_len;
michaeljkoster 0:6a891da014a3 76 resource_structure->resource_parameters_ptr->resource_type_ptr = rpp_ptr;
michaeljkoster 0:6a891da014a3 77 resource_structure->resource_parameters_ptr->observable = is_observable;
michaeljkoster 0:6a891da014a3 78 sn_nsdl_create_resource(resource_structure);
michaeljkoster 0:6a891da014a3 79 }
michaeljkoster 0:6a891da014a3 80
michaeljkoster 0:6a891da014a3 81 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)
michaeljkoster 0:6a891da014a3 82 {
michaeljkoster 0:6a891da014a3 83 if (NULL == endpoint_structure)
michaeljkoster 0:6a891da014a3 84 {
michaeljkoster 0:6a891da014a3 85 endpoint_structure = (sn_nsdl_ep_parameters_s*)nsdl_alloc(sizeof(sn_nsdl_ep_parameters_s));
michaeljkoster 0:6a891da014a3 86 }
michaeljkoster 0:6a891da014a3 87 if (endpoint_structure)
michaeljkoster 0:6a891da014a3 88 {
michaeljkoster 0:6a891da014a3 89 memset(endpoint_structure, 0, sizeof(sn_nsdl_ep_parameters_s));
michaeljkoster 0:6a891da014a3 90 endpoint_structure->endpoint_name_ptr = name;
michaeljkoster 0:6a891da014a3 91 endpoint_structure->endpoint_name_len = strlen((char*)name);
michaeljkoster 0:6a891da014a3 92 endpoint_structure->type_ptr = typename_ptr;
michaeljkoster 0:6a891da014a3 93 endpoint_structure->type_len = strlen((char*)typename_ptr);
michaeljkoster 0:6a891da014a3 94 endpoint_structure->lifetime_ptr = lifetime_ptr;
michaeljkoster 0:6a891da014a3 95 endpoint_structure->lifetime_len = strlen((char*)lifetime_ptr);
michaeljkoster 0:6a891da014a3 96 }
michaeljkoster 0:6a891da014a3 97 return endpoint_structure;
michaeljkoster 0:6a891da014a3 98 }
michaeljkoster 0:6a891da014a3 99
michaeljkoster 0:6a891da014a3 100 void nsdl_clean_register_endpoint(sn_nsdl_ep_parameters_s **endpoint_structure)
michaeljkoster 0:6a891da014a3 101 {
michaeljkoster 0:6a891da014a3 102 if (*endpoint_structure)
michaeljkoster 0:6a891da014a3 103 {
michaeljkoster 0:6a891da014a3 104 nsdl_free(*endpoint_structure);
michaeljkoster 0:6a891da014a3 105 *endpoint_structure = NULL;
michaeljkoster 0:6a891da014a3 106 }
michaeljkoster 0:6a891da014a3 107 }
michaeljkoster 0:6a891da014a3 108
michaeljkoster 0:6a891da014a3 109 static uint8_t tx_cb(sn_nsdl_capab_e protocol, uint8_t *data_ptr, uint16_t data_len, sn_nsdl_addr_s *address_ptr)
michaeljkoster 0:6a891da014a3 110 {
michaeljkoster 0:6a891da014a3 111 pc.printf("TX callback!\n\rSending %d bytes\r\n", data_len);
michaeljkoster 0:6a891da014a3 112
michaeljkoster 0:6a891da014a3 113 if(server.sendTo(nsp, (char*)data_ptr, data_len) != data_len)
michaeljkoster 0:6a891da014a3 114 pc.printf("sending failed\n\r");
michaeljkoster 0:6a891da014a3 115
michaeljkoster 0:6a891da014a3 116 return 1;
michaeljkoster 0:6a891da014a3 117 }
michaeljkoster 0:6a891da014a3 118
michaeljkoster 0:6a891da014a3 119 static uint8_t rx_cb(sn_coap_hdr_s *coap_packet_ptr, sn_nsdl_addr_s *address_ptr)
michaeljkoster 0:6a891da014a3 120 {
michaeljkoster 0:6a891da014a3 121 pc.printf("RX callback!\r\n");
michaeljkoster 0:6a891da014a3 122 pc.printf("msg_code: %d \r\n", coap_packet_ptr->msg_code);
michaeljkoster 0:6a891da014a3 123 pc.printf("Payload length: %d bytes\r\n", coap_packet_ptr->payload_len);
michaeljkoster 0:6a891da014a3 124 int i;
michaeljkoster 0:6a891da014a3 125 pc.printf("Payload:'");
michaeljkoster 0:6a891da014a3 126 for (i=0; i < coap_packet_ptr->payload_len; i++)
michaeljkoster 0:6a891da014a3 127 pc.printf("%c", *(coap_packet_ptr->payload_ptr + i));
michaeljkoster 0:6a891da014a3 128 pc.printf("' \r\n");
michaeljkoster 0:6a891da014a3 129 if (coap_packet_ptr->options_list_ptr && coap_packet_ptr->options_list_ptr->location_path_ptr)
michaeljkoster 0:6a891da014a3 130 {
michaeljkoster 0:6a891da014a3 131 pc.printf("Location: /");
michaeljkoster 0:6a891da014a3 132 int i;
michaeljkoster 0:6a891da014a3 133 for (i=0; i < coap_packet_ptr->options_list_ptr->location_path_len; i++) pc.printf("%c", (char)(coap_packet_ptr->options_list_ptr->location_path_ptr[i]));
michaeljkoster 0:6a891da014a3 134 pc.printf(" \r\n");
michaeljkoster 0:6a891da014a3 135 }
michaeljkoster 0:6a891da014a3 136 //sn_coap_packet_debug(coap_packet_ptr);
michaeljkoster 0:6a891da014a3 137 return 0;
michaeljkoster 0:6a891da014a3 138 }
michaeljkoster 0:6a891da014a3 139
michaeljkoster 0:6a891da014a3 140 void nsdl_init()
michaeljkoster 0:6a891da014a3 141 {
michaeljkoster 0:6a891da014a3 142 uint8_t nsp_addr[4];
michaeljkoster 0:6a891da014a3 143 sn_nsdl_mem_s memory_cbs;
michaeljkoster 0:6a891da014a3 144
michaeljkoster 0:6a891da014a3 145 /* Initialize libNsdl */
michaeljkoster 0:6a891da014a3 146 memory_cbs.sn_nsdl_alloc = &nsdl_alloc;
michaeljkoster 0:6a891da014a3 147 memory_cbs.sn_nsdl_free = &nsdl_free;
michaeljkoster 0:6a891da014a3 148 if(sn_nsdl_init(&tx_cb, &rx_cb, &memory_cbs) == -1)
michaeljkoster 0:6a891da014a3 149 pc.printf("libNsdl init failed\r\n");
michaeljkoster 0:6a891da014a3 150 else
michaeljkoster 0:6a891da014a3 151 pc.printf("libNsdl init done\r\n");
michaeljkoster 0:6a891da014a3 152
michaeljkoster 0:6a891da014a3 153 /* Set nsp address for library */
michaeljkoster 0:6a891da014a3 154 set_NSP_address(nsp_addr, 5683, SN_NSDL_ADDRESS_TYPE_IPV4);
michaeljkoster 0:6a891da014a3 155 }
michaeljkoster 0:6a891da014a3 156
michaeljkoster 0:6a891da014a3 157 void nsdl_reg_update()
michaeljkoster 0:6a891da014a3 158 {
michaeljkoster 0:6a891da014a3 159 sn_nsdl_ep_parameters_s *endpoint_ptr = NULL;
michaeljkoster 0:6a891da014a3 160 endpoint_ptr = nsdl_init_register_endpoint(endpoint_ptr, (uint8_t*)null_ep_name, null_ep_type, null_lifetime_ptr);
michaeljkoster 0:6a891da014a3 161 if(sn_nsdl_update_registration(endpoint_ptr) != 0)
michaeljkoster 0:6a891da014a3 162 pc.printf("NSP registration update failed\r\n");
michaeljkoster 0:6a891da014a3 163 else
michaeljkoster 0:6a891da014a3 164 pc.printf("NSP registration update OK\r\n");
michaeljkoster 0:6a891da014a3 165 nsdl_clean_register_endpoint(&endpoint_ptr);
michaeljkoster 0:6a891da014a3 166 }
michaeljkoster 0:6a891da014a3 167
michaeljkoster 0:6a891da014a3 168 void nsdl_reg_update_timeout()
michaeljkoster 0:6a891da014a3 169 {
michaeljkoster 0:6a891da014a3 170 nsdl_reg_update_needed = true;
michaeljkoster 0:6a891da014a3 171 }
michaeljkoster 0:6a891da014a3 172
michaeljkoster 0:6a891da014a3 173 Ticker regUpdateTicker;
michaeljkoster 0:6a891da014a3 174
michaeljkoster 0:6a891da014a3 175 void nsdl_event_loop()
michaeljkoster 0:6a891da014a3 176 {
michaeljkoster 0:6a891da014a3 177 regUpdateTicker.attach(&nsdl_reg_update_timeout, RD_UPDATE_PERIOD);
michaeljkoster 0:6a891da014a3 178
michaeljkoster 0:6a891da014a3 179 sn_nsdl_addr_s received_packet_address;
michaeljkoster 0:6a891da014a3 180 uint8_t received_address[4];
michaeljkoster 0:6a891da014a3 181 char buffer[1024];
michaeljkoster 0:6a891da014a3 182 Endpoint from;
michaeljkoster 0:6a891da014a3 183
michaeljkoster 0:6a891da014a3 184 memset(&received_packet_address, 0, sizeof(sn_nsdl_addr_s));
michaeljkoster 0:6a891da014a3 185 received_packet_address.addr_ptr = received_address;
michaeljkoster 0:6a891da014a3 186
michaeljkoster 0:6a891da014a3 187 uint16_t count = 0;
michaeljkoster 0:6a891da014a3 188 while(1)
michaeljkoster 0:6a891da014a3 189 {
michaeljkoster 0:6a891da014a3 190 int n = server.receiveFrom(from, buffer, sizeof(buffer));
michaeljkoster 0:6a891da014a3 191 if (n < 0)
michaeljkoster 0:6a891da014a3 192 {
michaeljkoster 0:6a891da014a3 193 pc.printf("Socket error: %d\n\r", n);
michaeljkoster 0:6a891da014a3 194 }
michaeljkoster 0:6a891da014a3 195 else if (n > 0)
michaeljkoster 0:6a891da014a3 196 {
michaeljkoster 0:6a891da014a3 197 count = 0;
michaeljkoster 0:6a891da014a3 198 pc.printf("Received %d bytes\r\n", n);
michaeljkoster 0:6a891da014a3 199 sn_nsdl_process_coap((uint8_t*)buffer, n, &received_packet_address);
michaeljkoster 0:6a891da014a3 200 }
michaeljkoster 0:6a891da014a3 201 if (nsdl_reg_update_needed)
michaeljkoster 0:6a891da014a3 202 {
michaeljkoster 0:6a891da014a3 203 nsdl_reg_update_needed = false;
michaeljkoster 0:6a891da014a3 204 nsdl_reg_update();
michaeljkoster 0:6a891da014a3 205 }
michaeljkoster 0:6a891da014a3 206 //pc.printf("nsdl loop: %d\r\n", count++);
michaeljkoster 0:6a891da014a3 207 }
michaeljkoster 0:6a891da014a3 208 }
michaeljkoster 0:6a891da014a3 209
michaeljkoster 0:6a891da014a3 210