wget now takes only a URL as a argument; not host + file name

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1654 42af7a65-404d-4744-a932-0658087f49c3

examples/README.txt

@@ -353,8 +353,7 @@ examples/wget
   A simple web client example.  It will obtain a file from a server using the HTTP
   protocol.  Settings unique to this example include:
 
-    CONFIG_EXAMPLE_WGET_HOSTNAME  - The host that serves the file
+    CONFIG_EXAMPLE_WGET_URL       - The URL of the file to get
-    CONFIG_EXAMPLE_WGET_FILENAME  - The name of the file to get (with leading '/')
     CONFIG_EXAMPLE_WGET_NOMAC     - (May be defined to use software assigned MAC)
     CONFIG_EXAMPLE_WGET_IPADDR    - Target IP address
     CONFIG_EXAMPLE_WGET_DRIPADDR  - Default router IP addess

examples/wget/Makefile.host

@@ -37,12 +37,12 @@ WD		= ${shell pwd}
 TOPDIR		= $(WD)/../..
 include $(TOPDIR)/Make.defs
 
-OBJS		= host.o1 webclient.o1
+OBJS		= host.o1 webclient.o1 uip_parsehttpurl.o1
 BIN		= wget
 
 HOSTCFLAGS	+= -DCONFIG_WEBCLIENT_HOST=1
 HOSTCFLAGS	+= -I. -include hostdefs.h
-VPATH		= $(TOPDIR)/netutils/webclient:.
+VPATH		= $(TOPDIR)/netutils/webclient:$(TOPDIR)/netutils/uiplib:.
 
 all: $(BIN)
 .PHONY: clean context clean_context distclean
@@ -56,11 +56,22 @@ net/uip:
 net/uip/webclient.h: net/uip $(TOPDIR)/include/net/uip/webclient.h
 	@cp -a $(TOPDIR)/include/net/uip/webclient.h net/uip/.
 
-$(BIN): net/uip/webclient.h $(OBJS)
+net/uip/uip-lib.h: net/uip $(TOPDIR)/include/net/uip/uip-lib.h
+	@cp -a $(TOPDIR)/include/net/uip/uip-lib.h net/uip/.
+
+nuttx:
+	@mkdir nuttx
+
+nuttx/config.h: nuttx
+	@touch nuttx/config.h
+
+headers: net/uip/webclient.h net/uip/uip-lib.h nuttx/config.h
+
+$(BIN): headers $(OBJS)
 	$(HOSTCC) $(HOSTLDFLAGS) $(OBJS) -o $@
 
 clean:
 	@rm -f $(BIN).* *.o1 *~
-	@rm -rf net
+	@rm -rf net nuttx
 
 

examples/wget/host.c

@@ -42,6 +42,7 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
+#include <errno.h>
 
 /****************************************************************************
  * Private Data
@@ -66,7 +67,7 @@ static void callback(FAR char **buffer, int offset, int datend, FAR int *buflen)
 
 static void show_usage(const char *progname, int exitcode)
 {
-  fprintf(stderr, "USAGE: %s <host> <filename>\n", progname);
+  fprintf(stderr, "USAGE: %s <url>\n", progname);
   exit(exitcode);
 }
 
@@ -80,13 +81,18 @@ static void show_usage(const char *progname, int exitcode)
 int main(int argc, char **argv, char **envp)
 {
   char buffer[1024];
+  int ret;
 
-  if (argc != 3)
+  if (argc != 2)
     {
       show_usage(argv[0], 1);
     }
 
-  printf("WGET: Getting %s from %s\n", argv[2], argv[1]);
+  printf("WGET: Getting %s\n", argv[1]);
-  wget(80, argv[1], argv[2], buffer, 1024, callback);
+  ret = wget(argv[1], buffer, 1024, callback);
+  if (ret < 0)
+    {
+      fprintf(stderr, "WGET: wget failed: %s\n", strerror(errno));
+    }
   return 0;
 }

examples/wget/hostdefs.h

@@ -1,12 +1,50 @@
+/****************************************************************************
+ * examples/wget/hostdefs.c
+ *
+ *   Copyright (C) 2009 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 __HOSTDEFS_H
 #define __HOSTDEFS_H
 
+/****************************************************************************
+ * Included Files
+ *****************************************************************************/
+
 # include <stdio.h>
 
-typedef unsigned char ubyte;
+/****************************************************************************
-typedef unsigned short uint16;
+ * Preprocessor Defintiions
-typedef unsigned int  uint32;
+ *****************************************************************************/
-typedef unsigned char boolean;
 
 # define HTONS(a) htons(a)
 # define HTONL(a) htonl(a)
@@ -22,4 +60,16 @@ typedef unsigned char boolean;
 # define ERROR (-1)
 # define OK    (0)
 
+/****************************************************************************
+ * Type Definitions
+ *****************************************************************************/
+
+typedef unsigned char uint8;
+typedef unsigned char ubyte;
+typedef unsigned short uint16;
+typedef unsigned int  uint32;
+typedef unsigned char boolean;
+
+typedef void *(*pthread_startroutine_t)(void *);
+
 #endif /* __HOSTDEFS_H */

examples/wget/target.c

@@ -155,6 +155,6 @@ int user_start(int argc, char *argv[])
 
   /* Then start the server */
   
-  wget(80, CONFIG_EXAMPLE_WGET_HOSTNAME, CONFIG_EXAMPLE_WGET_FILENAME, g_iobuffer, 512, callback);
+  wget(CONFIG_EXAMPLE_WGET_URL, g_iobuffer, 512, callback);
   return 0;
 }

include/net/uip/webclient.h

@@ -122,10 +122,9 @@ extern "C" {
  *   query answer.
  *
  * Input Parameters
- *   port     - The port number to which to connect, in host byte order.
+ *   url      - A pointer to a string containing either the full URL to
- *   hostname - A pointer to a string containing either a host name or
+ *              the file to get (e.g., http://www.nutt.org/index.html, or
- *              a numerical IP address in dotted decimal notation (e.g., 192.168.23.1).
+ *              http://192.168.23.1:80/index.html).
- *   filename - A pointer to the name of the file to get.
  *   buffer   - A user provided buffer to receive the file data (also
  *              used for the outgoing GET request
  *   buflen   - The size of the user provided buffer
@@ -138,9 +137,8 @@ extern "C" {
  *
  ****************************************************************************/
 
-EXTERN int wget(uint16 port,
+EXTERN int wget(FAR const char *url, FAR char *buffer, int buflen,
-                FAR const char *hostname, FAR const char *filename,
+                wget_callback_t callback);
-                FAR char *buffer, int buflen, wget_callback_t callback);
 
 #undef EXTERN
 #ifdef __cplusplus