Resync new repository with old repo r5166

git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5153 42af7a65-404d-4744-a932-0658087f49c3
2026-10-23 17:03:34 +08:00 · 2012-09-17 18:18:44 +00:00
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+/****************************************************************************
+ * examples/wget/target.c
+ *
+ *   Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * 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 Gregory Nutt 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.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+ 
+#include <nuttx/config.h>
+
+#include <stdint.h>
+#include <unistd.h>
+
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <net/if.h>
+
+#include <nuttx/net/uip/uip.h>
+
+#include <apps/netutils/uiplib.h>
+#include <apps/netutils/resolv.h>
+#include <apps/netutils/webclient.h>
+
+/****************************************************************************
+ * Preprocessor Definitions
+ ****************************************************************************/
+
+/* Configuation Checks ******************************************************/
+/* BEWARE:
+ * There are other configuration settings needed in netutitls/wget/wgetc.s,
+ * but there are default values for those so we cannot check them here.
+ */
+
+#ifndef CONFIG_EXAMPLE_WGET_IPADDR
+#  error "You must define CONFIG_EXAMPLE_WGET_IPADDR"
+#endif
+
+#ifndef CONFIG_EXAMPLE_WGET_DRIPADDR
+#  error "You must define CONFIG_EXAMPLE_WGET_DRIPADDR"
+#endif
+
+#ifndef CONFIG_EXAMPLE_WGET_NETMASK
+#  error "You must define CONFIG_EXAMPLE_WGET_NETMASK"
+#endif
+
+#ifndef CONFIG_NET
+#  error "You must define CONFIG_NET"
+#endif
+
+#ifndef CONFIG_NET_TCP
+#  error "You must define CONFIG_NET_TCP"
+#endif
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+static char g_iobuffer[512];
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+/****************************************************************************
+ * Name: callback
+ ****************************************************************************/
+
+static void callback(FAR char **buffer, int offset, int datend,
+                     FAR int *buflen, FAR void *arg)
+{
+  (void)write(1, &((*buffer)[offset]), datend - offset);
+}
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * wget_main
+ ****************************************************************************/
+
+int wget_main(int argc, char *argv[])
+{
+  struct in_addr addr;
+#if defined(CONFIG_EXAMPLE_WGET_NOMAC)
+  uint8_t mac[IFHWADDRLEN];
+#endif
+
+/* Many embedded network interfaces must have a software assigned MAC */
+
+#ifdef CONFIG_EXAMPLE_WGET_NOMAC
+  mac[0] = 0x00;
+  mac[1] = 0xe0;
+  mac[2] = 0xde;
+  mac[3] = 0xad;
+  mac[4] = 0xbe;
+  mac[5] = 0xef;
+  uip_setmacaddr("eth0", mac);
+#endif
+
+  /* Set up our host address */
+
+  addr.s_addr = HTONL(CONFIG_EXAMPLE_WGET_IPADDR);
+  uip_sethostaddr("eth0", &addr);
+
+  /* Set up the default router address */
+
+  addr.s_addr = HTONL(CONFIG_EXAMPLE_WGET_DRIPADDR);
+  uip_setdraddr("eth0", &addr);
+
+  /* Setup the subnet mask */
+
+  addr.s_addr = HTONL(CONFIG_EXAMPLE_WGET_NETMASK);
+  uip_setnetmask("eth0", &addr);
+
+  /* Then start the server */
+  
+  wget(CONFIG_EXAMPLE_WGET_URL, g_iobuffer, 512, callback, NULL);
+  return 0;
+}