Revision 55:894e18951229, committed 2017-06-18

Comitter:

thedude35

Date:

Sun Jun 18 03:31:42 2017 +0000

Parent:

54:183490eb1b4a

Commit message:

Initial commit

Changed in this revision

diff -r 183490eb1b4a -r 894e18951229 EthernetInterface.cpp
--- a/EthernetInterface.cpp	Wed May 11 22:18:04 2016 +0000
+++ b/EthernetInterface.cpp	Sun Jun 18 03:31:42 2017 +0000
@@ -26,6 +26,7 @@
 #include "lwip/tcpip.h"
 
 #include "mbed.h"
+#include "string.h"
 
 /* TCP/IP and Network Interface Initialisation */
 static struct netif netif;
@@ -35,6 +36,7 @@
 static char gateway[17] = "\0";
 static char networkmask[17] = "\0";
 static bool use_dhcp = false;
+static char myName[33];             // holds the name, when setName() is called
 
 static Semaphore tcpip_inited(0);
 static Semaphore netif_linked(0);
@@ -137,6 +139,22 @@
     return 0;
 }
 
+int EthernetInterface::setName(const char * myname) {
+    int i;
+    
+    strncpy(myName, myname, 32);
+    myName[32] = '\0';  // be sure it is NULL terminated.
+    // make the name 'safe'
+    /*for (i=0; i<32 && myName[i]; i++) {
+        if (!inRange(myName[i], '0', '9')
+        &&  !inRange(myName[i], 'A', 'Z')
+        &&  !inRange(myName[i], 'a', 'z'))
+            myName[i] = '-';
+    }*/
+    netif_set_hostname(&netif, myName);
+    return 0;
+}
+
 char* EthernetInterface::getMACAddress() {
     return mac_addr;
 }

diff -r 183490eb1b4a -r 894e18951229 EthernetInterface.h
--- a/EthernetInterface.h	Wed May 11 22:18:04 2016 +0000
+++ b/EthernetInterface.h	Sun Jun 18 03:31:42 2017 +0000
@@ -79,6 +79,20 @@
    * \return a pointer to a string containing the Network mask
    */
   static char* getNetworkMask();
+  
+  /** setName 
+  *
+  * Set the network name for this device. Apply this before
+  * calling 'connect'.
+  *
+  * \param myname is the name to assign for this node. 
+  *        Only the first 32 characters will be used if the 
+  *        name is longer.
+  *        Only '0'-'9', 'A'-'Z', 'a'-'z' are accepted,
+  *        any others are converted to '-'.
+  * \return 0 on success, a negative number on failure.
+  */
+  static int setName(const char * myname);
 };
 
 #include "TCPSocketConnection.h"