Arch Pro mbed Device Server demo exposes LEDs as LWM2M style object

Dependencies:   EthernetInterface mbed-rtos mbed nsdl_lib

Files at this revision

API Documentation at this revision

Comitter:
michaeljkoster
Date:
Sat Oct 11 06:14:44 2014 +0000
Commit message:
Initial Drop for SCU Class Demo

Changed in this revision

EthernetInterface.lib Show annotated file Show diff for this revision Revisions of this file
IAP.lib Show annotated file Show diff for this revision Revisions of this file
dbg.h Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed-rtos.lib Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
nsdl_lib.lib Show annotated file Show diff for this revision Revisions of this file
nsdl_support.cpp Show annotated file Show diff for this revision Revisions of this file
nsdl_support.h Show annotated file Show diff for this revision Revisions of this file
resources/light.cpp Show annotated file Show diff for this revision Revisions of this file
resources/light.h Show annotated file Show diff for this revision Revisions of this file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/EthernetInterface.lib	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/michaeljkoster/code/EthernetInterface/#6ca542f6c58d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/IAP.lib	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/sam_grove/code/IAP/#f794a51897b8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dbg.h	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,17 @@
+#ifndef DEBUG_H
+#define DEBUG_H
+
+#include "nsdl_support.h"
+#include "mbed.h"
+
+//Debug is disabled by default
+#define DEBUG 1
+
+#if (DEBUG)
+extern Serial pc;
+#define NSDL_DEBUG(x, ...) pc.printf("[NSDL_DEBUG: %s:%d]" x "\r\n", __FILE__, __LINE__, ##__VA_ARGS__);
+#else
+#define NSDL_DEBUG(x, ...)
+#endif
+
+#endif
\ No newline at end of file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,175 @@
+#include "mbed.h"
+#include "EthernetInterface.h"
+#include "nsdl_support.h"
+#include "dbg.h"
+#include "IAP.h"
+
+// Include resources
+#include "light.h"
+
+Serial pc(USBTX, USBRX); // tx, rx
+
+// ****************************************************************************
+// Configuration section
+
+// Ethernet configuration
+/* Define this to enable DHCP, otherwise manual address configuration is used */
+#define DHCP
+
+/* Manual IP configurations, if DHCP not defined */
+#define IP      "10.0.0.199"
+#define MASK    "255.255.255.0"
+#define GW      "10.0.0.1"
+
+extern "C" void mbed_mac_address(char *mac)
+{
+    static char buf[64] = {0};
+    IAP iap;
+    int32_t *block = iap.read_serial();
+    uint32_t serial_number[5] = {0};
+    
+    memset(buf, 0, sizeof(buf));
+    serial_number[0] = *(block);
+    serial_number[1] = *(block+1);
+    // we only want bottom 16 bits of word1 (MAC bits 32-47)
+    // and bit 9 forced to 1, bit 8 forced to 0
+    // Locally administered MAC, reduced conflicts
+    // http://en.wikipedia.org/wiki/MAC_address
+    //serial_number[0] |= 0x00000200;
+    //serial_number[0] &= 0x0000FEFF;
+    memcpy(mac, (uint8_t*) &serial_number[0], 6);
+    mac[0] |= 0x02;
+    mac[0] &= 0xFE;
+    mac[5] |= 0x02;
+    mac[5] &= 0xFE;
+     
+    // snprintf(buf, 16, "%4X%08X", serial_number[0], serial_number[1]);
+}  
+
+ 
+// NSP configuration
+/* Change this IP address to that of your NanoService Platform installation */
+static const char* NSP_ADDRESS = "23.102.162.118"; // coen296.cloudapp.net
+//static const char* NSP_ADDRESS = "192.168.1.200"; // local mDS server
+static const int NSP_PORT = 5683;
+char endpoint_name[24] = "mbedDEMO-";
+uint8_t ep_type[] = {"DEMO"};
+uint8_t lifetime_ptr[] = {"60"};
+
+// ****************************************************************************
+// Ethernet initialization
+
+EthernetInterface eth;
+static void ethernet_init()
+{
+    
+    /* Initialize network */
+#ifdef DHCP
+    NSDL_DEBUG("DHCP in use\r\n");
+    eth.init();
+    NSDL_DEBUG("eth.init\r\n");
+#else
+    eth.init(IP, MASK, GW);
+    NSDL_DEBUG("eth.init\r\n");
+#endif
+    if(eth.connect(30000) == 0)
+        pc.printf("Connect OK\n\r");
+
+    NSDL_DEBUG("IP Address:%s ", eth.getIPAddress());
+}
+
+// ****************************************************************************
+// NSP initialization
+
+UDPSocket server;
+Endpoint nsp;
+
+char macbytes[6] = {0};
+char MAC[20];
+
+static void nsp_init()
+{
+    server.init();
+    server.bind(NSP_PORT);
+
+    nsp.set_address(NSP_ADDRESS, NSP_PORT);
+    
+    mbed_mac_address(macbytes);
+    
+    sprintf(MAC, "%02X%02X%02X%02X%02X%02X", macbytes[0], macbytes[1], macbytes[2], macbytes[3], macbytes[4], macbytes[5]);
+    pc.printf("MAC: %s\r\n", MAC);
+    
+    strncat(endpoint_name, MAC, 12);
+    
+    NSDL_DEBUG("name: %s", endpoint_name);
+    NSDL_DEBUG("NSP=%s - port %d\n", NSP_ADDRESS, NSP_PORT);
+
+}
+
+// ****************************************************************************
+// Resource creation
+
+static int create_resources()
+{
+    sn_nsdl_resource_info_s *resource_ptr = NULL;
+    sn_nsdl_ep_parameters_s *endpoint_ptr = NULL;
+    
+    NSDL_DEBUG("Creating resources");
+
+    /* Create resources */
+    resource_ptr = (sn_nsdl_resource_info_s*)nsdl_alloc(sizeof(sn_nsdl_resource_info_s));
+    if(!resource_ptr)
+        return 0;
+    memset(resource_ptr, 0, sizeof(sn_nsdl_resource_info_s));
+
+    resource_ptr->resource_parameters_ptr = (sn_nsdl_resource_parameters_s*)nsdl_alloc(sizeof(sn_nsdl_resource_parameters_s));
+    if(!resource_ptr->resource_parameters_ptr)
+    {
+        nsdl_free(resource_ptr);
+        return 0;
+    }
+    memset(resource_ptr->resource_parameters_ptr, 0, sizeof(sn_nsdl_resource_parameters_s));
+
+    // Static resources
+    nsdl_create_static_resource(resource_ptr, sizeof("3/0/0")-1, (uint8_t*) "3/0/0", 0, 0,  (uint8_t*) "mbedDEMO", sizeof("mbedDEMO")-1);
+    nsdl_create_static_resource(resource_ptr, sizeof("3/0/1")-1, (uint8_t*) "3/0/1", 0, 0,  (uint8_t*) "DEMO", sizeof("DEMO")-1);
+
+    // Dynamic resources
+    create_light_resource(resource_ptr);
+
+        /* Register with NSP */
+    endpoint_ptr = nsdl_init_register_endpoint(endpoint_ptr, (uint8_t*)endpoint_name, ep_type, lifetime_ptr);
+    if(sn_nsdl_register_endpoint(endpoint_ptr) != 0)
+        pc.printf("NSP registering failed\r\n");
+    else
+        pc.printf("NSP registering OK\r\n");
+    nsdl_clean_register_endpoint(&endpoint_ptr);
+
+    nsdl_free(resource_ptr->resource_parameters_ptr);
+    nsdl_free(resource_ptr);
+    return 1;
+}
+
+// ****************************************************************************
+// Program entry point
+
+int main()
+{
+
+    NSDL_DEBUG("Hello mDS Demo Endpoint Application\n");
+    
+    // Initialize Ethernet interface first
+    ethernet_init();
+    
+    // Initialize NSP node
+    nsp_init();
+    
+    // Initialize NSDL stack
+    nsdl_init();
+    
+    // Create NSDL resources
+    create_resources();
+    
+    // Run the NSDL event loop (never returns)
+    nsdl_event_loop();
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-rtos.lib	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed-rtos/#631c0f1008c3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/552587b429a1
\ No newline at end of file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nsdl_lib.lib	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/teams/Sensinode/code/nsdl_lib/#388450b1e776
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nsdl_support.cpp	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,202 @@
+// NSDL library support functions
+
+#include "mbed.h"
+#include "nsdl_support.h"
+#include "mbed.h"
+#include "rtos.h"
+#include "EthernetInterface.h"
+#include "UDPSocket.h"
+#include "Endpoint.h"
+
+/*    __heapvalid((__heapprt)fprintf,stdout, 1);\*/
+#define MEM_VALID(x) \
+    int s##x=0;\
+    int *h##x = new int [1];\
+    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__);\
+    if (h##x > &s##x)\
+    printf("collision\n");\
+    else\
+    delete [] h##x;\
+    __nop()
+
+extern Serial pc;
+extern Endpoint nsp;
+extern UDPSocket server;
+extern char endpoint_name[24];
+extern uint8_t ep_type[];
+extern uint8_t lifetime_ptr[];
+char null_ep_name[] = "";
+uint8_t null_ep_type[] = "";
+uint8_t null_lifetime_ptr[] = "60";
+bool nsdl_reg_update_needed = false;
+
+/* The number of seconds between NSP registration messages */
+#define RD_UPDATE_PERIOD  30
+
+void *nsdl_alloc(uint16_t size)
+{
+    void *buf = malloc(size);
+//    printf("alloc\r\n");
+//    MEM_VALID(0);
+    return buf;
+}
+
+void nsdl_free(void* ptr_to_free)
+{
+    free(ptr_to_free);
+//    printf("de-alloc\r\n");
+//    MEM_VALID(0);
+}
+
+/*
+ * Create a static resoure
+ * Only get is allowed
+ */
+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)
+{
+    resource_structure->access = SN_GRS_GET_ALLOWED;
+    resource_structure->mode = SN_GRS_STATIC;
+    resource_structure->pathlen = pt_len;
+    resource_structure->path = pt;
+    resource_structure->resource_parameters_ptr->resource_type_len = rpp_len;
+    resource_structure->resource_parameters_ptr->resource_type_ptr = rpp_ptr;
+    resource_structure->resource = rsc;
+    resource_structure->resourcelen = rsc_len;
+    sn_nsdl_create_resource(resource_structure);
+}
+
+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)
+{
+    resource_structure->access = (sn_grs_resource_acl_e)access_right;
+    resource_structure->resource = 0;
+    resource_structure->resourcelen = 0;
+    resource_structure->sn_grs_dyn_res_callback = callback_ptr;
+    resource_structure->mode = SN_GRS_DYNAMIC;
+    resource_structure->pathlen = pt_len;
+    resource_structure->path = pt;
+    resource_structure->resource_parameters_ptr->resource_type_len = rpp_len;
+    resource_structure->resource_parameters_ptr->resource_type_ptr = rpp_ptr;
+    resource_structure->resource_parameters_ptr->observable = is_observable;
+    sn_nsdl_create_resource(resource_structure);
+}
+
+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)
+{
+    if (NULL == endpoint_structure)
+    {   
+        endpoint_structure = (sn_nsdl_ep_parameters_s*)nsdl_alloc(sizeof(sn_nsdl_ep_parameters_s));
+    }
+    if (endpoint_structure)
+    {
+        memset(endpoint_structure, 0, sizeof(sn_nsdl_ep_parameters_s));
+        endpoint_structure->endpoint_name_ptr = name;
+        endpoint_structure->endpoint_name_len = strlen((char*)name);
+        endpoint_structure->type_ptr = typename_ptr;
+        endpoint_structure->type_len =  strlen((char*)typename_ptr);
+        endpoint_structure->lifetime_ptr = lifetime_ptr;
+        endpoint_structure->lifetime_len =  strlen((char*)lifetime_ptr); 
+    }
+    return endpoint_structure;
+}
+
+void nsdl_clean_register_endpoint(sn_nsdl_ep_parameters_s **endpoint_structure)
+{
+    if (*endpoint_structure)
+    {
+        nsdl_free(*endpoint_structure);
+        *endpoint_structure = NULL;
+    }
+}
+
+static uint8_t tx_cb(sn_nsdl_capab_e protocol, uint8_t *data_ptr, uint16_t data_len, sn_nsdl_addr_s *address_ptr)
+{
+    pc.printf("TX callback!\n\rSending %d bytes\r\n", data_len);
+
+    if(server.sendTo(nsp, (char*)data_ptr, data_len) != data_len)
+        pc.printf("sending failed\n\r");
+
+    return 1;
+}
+
+static uint8_t rx_cb(sn_coap_hdr_s *coap_packet_ptr, sn_nsdl_addr_s *address_ptr)
+{
+    pc.printf("RX callback!\r\n");
+    pc.printf("msg_code: %d \r\n", coap_packet_ptr->msg_code);
+    pc.printf("Payload length: %d bytes\r\n", coap_packet_ptr->payload_len);
+    int i;
+    pc.printf("Payload:'");
+    for (i=0; i < coap_packet_ptr->payload_len; i++)
+        pc.printf("%c", *(coap_packet_ptr->payload_ptr + i));
+    pc.printf("' \r\n");
+    if (coap_packet_ptr->options_list_ptr && coap_packet_ptr->options_list_ptr->location_path_ptr)
+    {
+        pc.printf("Location: /");
+        int i;
+        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]));
+        pc.printf(" \r\n");
+    }
+    //sn_coap_packet_debug(coap_packet_ptr);
+    return 0;
+}
+
+static void registration_update_thread(void const *args)
+{
+    sn_nsdl_ep_parameters_s *endpoint_ptr = NULL;
+
+    while(true)
+    {
+        wait(RD_UPDATE_PERIOD);
+        endpoint_ptr = nsdl_init_register_endpoint(endpoint_ptr, (uint8_t*)null_ep_name, null_ep_type, null_lifetime_ptr);
+        if(sn_nsdl_update_registration(endpoint_ptr) != 0)            
+            pc.printf("NSP re-registering failed\r\n");
+        else
+            pc.printf("NSP re-registering OK\r\n");
+        nsdl_clean_register_endpoint(&endpoint_ptr);
+    }
+}
+
+void nsdl_init()
+{
+    uint8_t nsp_addr[4];
+    sn_nsdl_mem_s memory_cbs;
+
+    /* Initialize libNsdl */
+    memory_cbs.sn_nsdl_alloc = &nsdl_alloc;
+    memory_cbs.sn_nsdl_free = &nsdl_free;
+    if(sn_nsdl_init(&tx_cb, &rx_cb, &memory_cbs) == -1)
+        pc.printf("libNsdl init failed\r\n");
+    else
+        pc.printf("libNsdl init done\r\n");
+
+    /* Set nsp address for library */
+    set_NSP_address(nsp_addr, 5683, SN_NSDL_ADDRESS_TYPE_IPV4);
+}   
+
+void nsdl_event_loop()
+{
+    Thread registration_thread(registration_update_thread);
+
+    sn_nsdl_addr_s received_packet_address;
+    uint8_t received_address[4];
+    char buffer[1024];
+    Endpoint from;
+
+    memset(&received_packet_address, 0, sizeof(sn_nsdl_addr_s));
+    received_packet_address.addr_ptr = received_address;
+
+    while(1)
+    {
+        int n = server.receiveFrom(from, buffer, sizeof(buffer));
+        if (n < 0)
+        {
+            pc.printf("Socket error\n\r");
+        }
+        else if (n > 0)
+        {   
+            pc.printf("Received %d bytes\r\n", n);
+            sn_nsdl_process_coap((uint8_t*)buffer, n, &received_packet_address);
+        }
+    }
+}
+
+            
\ No newline at end of file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nsdl_support.h	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,24 @@
+// Support functions for the NSDL library
+
+#ifndef NSDL_SUPPORT_H
+#define NSDL_SUPPORT_H
+
+#include "mbed.h"
+#include <stdint.h>
+#include "sn_nsdl.h"
+#include "sn_coap_header.h"
+#include "sn_coap_protocol.h"
+#include "sn_nsdl_lib.h"
+
+typedef uint8_t (*sn_grs_dyn_res_callback_t)(sn_coap_hdr_s *, sn_nsdl_addr_s *, sn_proto_info_s *);
+
+extern "C" void *nsdl_alloc(uint16_t size);
+extern "C" void nsdl_free(void* ptr_to_free);
+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);
+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);
+sn_nsdl_ep_parameters_s* nsdl_init_register_endpoint(sn_nsdl_ep_parameters_s *endpoint_structure, uint8_t* name, uint8_t* ypename_ptr, uint8_t *lifetime_ptr);
+void nsdl_clean_register_endpoint(sn_nsdl_ep_parameters_s **endpoint_structure);
+void nsdl_init();
+void nsdl_event_loop();
+
+#endif // NSDL_SUPPORT_H
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/resources/light.cpp	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,71 @@
+// Light resource implementation
+
+#include "mbed.h"
+#include "nsdl_support.h"
+#include "light.h"
+
+#define LIGHT_RES_ID    "11100/0/5900"
+
+extern Serial pc;
+char leds[] = {"1111"}; //YGBR
+
+DigitalOut grn(LED1);
+DigitalOut red(LED2);
+DigitalOut blu(LED3);
+DigitalOut yel(LED4);
+
+void set_leds(char *leds)
+{
+int leds_int ;
+
+    sscanf(leds, "%x", &leds_int);
+    
+    grn = ~leds_int & 1;
+    red = ~leds_int >> 4 & 1;
+    blu = ~leds_int >> 8 & 1;
+    yel = ~leds_int >> 12 & 1;
+}
+
+
+/* Only GET and PUT method allowed */
+static uint8_t light_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;
+
+    //pc.printf("LED Strip callback\r\n");
+
+    if(received_coap_ptr->msg_code == COAP_MSG_CODE_REQUEST_GET)
+    {
+        coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CONTENT);
+
+        coap_res_ptr->payload_len = strlen(leds);
+        coap_res_ptr->payload_ptr = (uint8_t*)leds;
+        sn_nsdl_send_coap_message(address, coap_res_ptr);
+    }
+    else if(received_coap_ptr->msg_code == COAP_MSG_CODE_REQUEST_PUT)
+    {
+        //pc.printf("PUT: %d bytes\r\n", received_coap_ptr->payload_len);
+        if(received_coap_ptr->payload_len == 4)
+        {
+            memcpy(leds, (char *)received_coap_ptr->payload_ptr, received_coap_ptr->payload_len);
+
+            leds[received_coap_ptr->payload_len] = '\0';
+            pc.printf("PUT: %s\r\n",leds);
+
+            //call LED strup update function here
+            set_leds(leds);
+
+            coap_res_ptr = sn_coap_build_response(received_coap_ptr, COAP_MSG_CODE_RESPONSE_CHANGED);
+            sn_nsdl_send_coap_message(address, coap_res_ptr);
+        }
+    }
+
+    sn_coap_parser_release_allocated_coap_msg_mem(coap_res_ptr);
+    return 0;
+}
+
+int create_light_resource(sn_nsdl_resource_info_s *resource_ptr)
+{
+    nsdl_create_dynamic_resource(resource_ptr, sizeof(LIGHT_RES_ID)-1, (uint8_t*)LIGHT_RES_ID, 0, 0, 0, &light_resource_cb, (SN_GRS_GET_ALLOWED | SN_GRS_PUT_ALLOWED));
+    return 0;
+}
\ No newline at end of file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/resources/light.h	Sat Oct 11 06:14:44 2014 +0000
@@ -0,0 +1,10 @@
+// Light resource implementation
+
+#ifndef LIGHT_H
+#define LIGHT_H
+
+#include "nsdl_support.h"
+
+int create_light_resource(sn_nsdl_resource_info_s *resource_ptr);
+
+#endif