A S / Socket

Disable UDP + DHCP + DNS to reduce the amount of memory usage

Dependents:   EthernetInterface

Fork of Socket by mbed official

Files at this revision

API Documentation at this revision

Revision 20:92677e486349, committed 2014-02-02

Comitter:
aos
Date:
Sun Feb 02 10:45:47 2014 +0000
Parent:
19:434906b5b977
Commit message:
Disabled DHCP + DNS + UDP

Changed in this revision

Endpoint.cpp Show annotated file Show diff for this revision Revisions of this file
Socket.h Show annotated file Show diff for this revision Revisions of this file
UDPSocket.cpp Show annotated file Show diff for this revision Revisions of this file 
diff -r 434906b5b977 -r 92677e486349 Endpoint.cpp
--- a/Endpoint.cpp	Mon Aug 19 18:38:18 2013 +0300
+++ b/Endpoint.cpp	Sun Feb 02 10:45:47 2014 +0000
@@ -20,6 +20,7 @@
 #include <cstring>
 #include <cstdio>
 
+
 Endpoint::Endpoint()  {
     reset_address();
 }
@@ -45,11 +46,13 @@
         (unsigned int*)&address[2], (unsigned int*)&address[3]);
     
     if (result != 4) {
+        #if LWIP_DNS
         // Resolve address with DNS
         struct hostent *host_address = lwip_gethostbyname(host);
         if (host_address == NULL)
             return -1; //Could not resolve address
         p_address = (char*)host_address->h_addr_list[0];
+        #endif
     }
     std::memcpy((char*)&_remoteHost.sin_addr.s_addr, p_address, 4);
     

diff -r 434906b5b977 -r 92677e486349 Socket.h
--- a/Socket.h	Mon Aug 19 18:38:18 2013 +0300
+++ b/Socket.h	Sun Feb 02 10:45:47 2014 +0000
@@ -21,6 +21,7 @@
 #include "lwip/sockets.h"
 #include "lwip/netdb.h"
 
+#if LWIP_DNS
 //DNS
 inline struct hostent *gethostbyname(const char *name) {
   return lwip_gethostbyname(name);
@@ -29,6 +30,7 @@
 inline int gethostbyname_r(const char *name, struct hostent *ret, char *buf, size_t buflen, struct hostent **result, int *h_errnop) {
   return lwip_gethostbyname_r(name, ret, buf, buflen, result, h_errnop);
 }
+#endif
 
 class TimeInterval;
 

diff -r 434906b5b977 -r 92677e486349 UDPSocket.cpp
--- a/UDPSocket.cpp	Mon Aug 19 18:38:18 2013 +0300
+++ b/UDPSocket.cpp	Sun Feb 02 10:45:47 2014 +0000
@@ -15,6 +15,7 @@
  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
+#if LWIP_UDP
 
 #include "Socket/UDPSocket.h"
 
@@ -92,3 +93,5 @@
     socklen_t remoteHostLen = sizeof(remote._remoteHost);
     return lwip_recvfrom(_sock_fd, buffer, length, 0, (struct sockaddr*) &remote._remoteHost, &remoteHostLen);
 }
+
+#endif