Added better support for SocketAddress/string addresses/ports

NetworkInterface.h

@@ -22,7 +22,7 @@
 
 
 /** Enum of standardized error codes
- *  @enum ns_error_t
+ *  @enum nsapi_error_t
  */
 enum nsapi_error_t {
     NSAPI_ERROR_WOULD_BLOCK   = -3001,     /*!< no data is not available but call is non-blocking */
@@ -38,9 +38,9 @@ enum nsapi_error_t {
 };
    
 /** Enum of available options
- *  @enum ns_opt_t
+ *  @enum nsapi_opt_t
  */
-enum ns_opt_t {
+enum nsapi_opt_t {
 };
 
 /** Enum of socket protocols
@@ -134,10 +134,10 @@ protected:
 
     /** Bind a server socket to a specific port
      *  @param handle   Socket handle
-     *  @param port     The port to listen for incoming connections on
+     *  @param address  Local address to listen for incoming connections on 
      *  @return         0 on success, negative on failure.
      */
-    virtual int socket_bind(void *handle, int port) = 0;
+    virtual int socket_bind(void *handle, const SocketAddress &address) = 0;
 
     /** Start listening for incoming connections
      *  @param handle   Socket handle

TCPServer.cpp

@@ -32,12 +32,24 @@ int TCPServer::open(NetworkInterface *iface)
 }
 
 int TCPServer::bind(uint16_t port)
+{
+    SocketAddress addr(0, port);
+    return bind(addr);
+}
+
+int TCPServer::bind(const char *address, uint16_t port)
+{
+    SocketAddress addr(address, port);
+    return bind(addr);
+}
+
+int TCPServer::bind(const SocketAddress &address)
 {
     if (!_socket) {
-        return NSAPI_ERROR_NO_SOCKET;   
+        return NSAPI_ERROR_NO_SOCKET;
     }
 
-    return _iface->socket_bind(_socket, port);
+    return _iface->socket_bind(_socket, address);
 }
 
 int TCPServer::listen(int backlog)

TCPServer.h

@@ -36,11 +36,24 @@ public:
      */
     virtual int open(NetworkInterface *iface);
     
-    /** Bind a socket to a specific port
-     * @param port      The port to listen for incoming connections on
-     * @return          0 on success, negative on failure
+    /** Bind a TCP Server to a specific port
+     *  @param port     The port to listen for incoming connections on
+     *  @return         0 on success, negative on failure.
      */
     int bind(uint16_t port);
+
+    /** Bind a TCP Server to a local address
+     *  @param address  The null-terminated address to listen for incoming connections on
+     *  @param port     The port to listen for incoming connections on
+     *  @return         0 on success, negative on failure.
+     */
+    int bind(const char *address, uint16_t port);
+
+    /** Bind a TCP Server to a local address
+     *  @param address  The SocketAddress to listen for incoming connections on
+     *  @return         0 on success, negative on failure.
+     */
+    int bind(const SocketAddress &address);
     
     /** Start listening for incoming connections
      * @param backlog   Number of pending connections that can be queued up at any

TCPSocket.cpp

@@ -43,7 +43,7 @@ int TCPSocket::connect(const SocketAddress &addr)
 int TCPSocket::connect(const char *host, uint16_t port)
 {
     SocketAddress addr(_iface, host, port);
-    if (!addr.get_ip_address()) {
+    if (!addr) {
         return NSAPI_ERROR_DNS_FAILURE;
     }
 

UDPSocket.cpp

@@ -32,12 +32,34 @@ int UDPSocket::open(NetworkInterface *iface)
 }
 
 int UDPSocket::bind(uint16_t port)
+{
+    SocketAddress addr(0, port);
+    return bind(addr);
+}
+
+int UDPSocket::bind(const char *address, uint16_t port)
+{
+    SocketAddress addr(address, port);
+    return bind(addr);
+}
+
+int UDPSocket::bind(const SocketAddress &address)
 {
     if (!_socket) {
         return NSAPI_ERROR_NO_SOCKET;
     }
 
-    return _iface->socket_bind(_socket, port);
+    return _iface->socket_bind(_socket, address);
+}
+
+int UDPSocket::sendto(const char *host, uint16_t port, const void *data, unsigned size)
+{
+    SocketAddress addr(_iface, host, port);
+    if (!addr) {
+        return NSAPI_ERROR_DNS_FAILURE;
+    }
+
+    return sendto(addr, data, size);
 }
 
 int UDPSocket::sendto(const SocketAddress &address, const void *data, unsigned size)

UDPSocket.h

@@ -40,6 +40,29 @@ public:
      */
     int bind(uint16_t port);
 
+    /** Bind a UDP Server Socket to a local address
+     *  @param address  The null-terminated address to listen for incoming connections on
+     *  @param port     The port to listen for incoming connections on
+     *  @return         0 on success, negative on failure.
+     */
+    int bind(const char *address, uint16_t port);
+
+    /** Bind a UDP Server Socket to a local address
+     *  @param address  The SocketAddress to listen for incoming connections on
+     *  @return         0 on success, negative on failure.
+     */
+    int bind(const SocketAddress &address);
+
+    /** Send a packet to a remote endpoint
+     *  @param host     The host to connect to. It can either be an IP Address
+     *                  or a hostname that will be resolved with DNS
+     *  @param port     The remote port
+     *  @param data     The packet to be sent
+     *  @param size     The length of the packet to be sent
+     *  @return         The number of written bytes on success, negative on failure
+     */
+    int sendto(const char *host, uint16_t port, const void *data, unsigned size);
+
     /** Send a packet to a remote endpoint
      *  @param address  The remote SocketAddress
      *  @param data     The packet to be sent