Added basic TFTP client support

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@879 42af7a65-404d-4744-a932-0658087f49c3

include/net/uip/tftp.h

@@ -0,0 +1,73 @@
+/****************************************************************************
+ * include/net/uip/tftp.h
+ *
+ *   Copyright (C) 2008 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+#ifndef __NET_UIP_TFTP_H
+#define __NET_UIP_TFTP_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <sys/types.h>
+#include <arpa/inet.h>
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Type Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+EXTERN int tftpget(const char *remote, const char *local, in_addr_t addr, boolean binary);
+EXTERN int tftpput(const char *local, const char *remote, in_addr_t addr, boolean binary);
+
+#undef EXTERN
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __NET_UIP_TFTP_H */

include/net/uip/uipopt.h

@@ -116,6 +116,12 @@
 # endif
 #endif
 
+/* The UDP maximum packet size. This is should not be to set to more
+ * than CONFIG_NET_BUFSIZE - UIP_LLH_LEN - UIP_IPUDPH_LEN.
+ */
+
+#define UIP_UDP_MSS (CONFIG_NET_BUFSIZE - UIP_LLH_LEN - UIP_IPUDPH_LEN)
+
 /* TCP configuration options */
 
 /* The maximum number of simultaneously open TCP connections.
@@ -175,10 +181,8 @@
 
 #define UIP_MAXSYNRTX 5
 
-/* The TCP maximum segment size.
- *
- * This is should not be to set to more than
- * CONFIG_NET_BUFSIZE - UIP_LLH_LEN - UIP_TCPIP_HLEN.
+/* The TCP maximum segment size. This is should not be to set to more
+ * than CONFIG_NET_BUFSIZE - UIP_LLH_LEN - UIP_TCPIP_HLEN.
  */
 
 #define UIP_TCP_MSS (CONFIG_NET_BUFSIZE - UIP_LLH_LEN - UIP_TCPIP_HLEN)