Add support so that fdopen() may be used on socket descriptors

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3659 42af7a65-404d-4744-a932-0658087f49c3

3 files changed, 14 insertions, 7 deletions

diff --git a/apps/examples/README.txt b/apps/examples/README.txt
index f14037e72..2a15dac5d 100644
--- a/apps/examples/README.txt
+++ b/apps/examples/README.txt
@@ -63,6 +63,10 @@ examples/ftpc
   where xx.xx.xx.xx is the IP address of the FTP server and pp is an
   optional port number.
 
+  NOTE: The ftpc task uses the system console for input/output.  It will
+  not work from NSH over a telnet NSH connection (Well, it will work you 
+  just won't be able to access the command line).
+
 examples/hello
 ^^^^^^^^^^^^^^
 
diff --git a/apps/include/ftpc.h b/apps/include/ftpc.h
index 211edbad4..0676a7040 100644
--- a/apps/include/ftpc.h
+++ b/apps/include/ftpc.h
@@ -112,7 +112,14 @@
 
 typedef FAR void *SESSION;
 
-/* This structure provides information to connect to a host FTP server */
+/* This structure provides information to connect to a host FTP server.
+ *
+ * addr - The IPv4 address of the FTP server (or the proxy) for the FTP
+ *        server.
+ * port - The port number on the FTP server to connect to.  This is usually
+ *        port 21 for FTP.  You may set this value to zero to let FTPC
+ *        select the default port number for you (CONFIG_FTP_DEFPORT).
+ */
 
 struct ftpc_connect_s
 {
diff --git a/apps/netutils/ftpc/ftpc_connect.c b/apps/netutils/ftpc/ftpc_connect.c
index a61ca2d02..ff19af324 100644
--- a/apps/netutils/ftpc/ftpc_connect.c
+++ b/apps/netutils/ftpc/ftpc_connect.c
@@ -98,7 +98,7 @@ SESSION ftpc_connect(FAR struct ftpc_connect_s *server)
   /* Initialize the session structure */
 
   session->addr.s_addr  = server->addr.s_addr;
-  session->port         = server->port;
+  session->port         = server->port ? server->port : CONFIG_FTP_DEFPORT;
   session->pid          = getpid();
 
   /* Create up a timer to prevent hangs */
@@ -165,9 +165,7 @@ int ftpc_reconnect(FAR struct ftpc_session_s *session)
 
 #ifdef CONFIG_DEBUG
   tmp = inet_ntoa(session->addr);
-  ndbg("Connecting to server address %s:%d\n",
-       tmp, ntohl(session->port));
-  free(tmp);
+  ndbg("Connecting to server address %s:%d\n", tmp, ntohl(session->port));
 #endif
 
   addr.sin_family      = AF_INET;
@@ -214,10 +212,8 @@ int ftpc_reconnect(FAR struct ftpc_session_s *session)
   ndbg("Connected\n");
   tmp = inet_ntoa(session->cmd.raddr.sin_addr);
   ndbg("  Remote address: %s:%d\n", tmp, ntohl(session->cmd.raddr.sin_port));
-  free(tmp);
   tmp = inet_ntoa(session->cmd.laddr.sin_addr);
   ndbg("  Local address: %s:d\n", tmp, ntohl(session->cmd.laddr.sin_port));
-  free(tmp);
 #endif
   return OK;