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After a CTK wget and a shell wget finally a plain vanilla CLI wget.

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oliverschmidt 2010-02-10 23:51:38 +00:00
parent 5eacbeedba
commit 116e98175c
6 changed files with 270 additions and 0 deletions
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7
examples/wget/Makefile Normal file
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CONTIKI_PROJECT = wget
all: $(CONTIKI_PROJECT)
APPS = webbrowser
CONTIKI = ../..
include $(CONTIKI)/Makefile.include

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examples/wget/Makefile.apple2enh.defines Normal file
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DEFINES = WITH_LOGGING,WITH_CLIENT,WITH_DNS

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examples/wget/Makefile.c128.defines Normal file
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DEFINES = WITH_LOGGING,WITH_CLIENT,WITH_DNS

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examples/wget/Makefile.c64.defines Normal file
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DEFINES = WITH_LOGGING,WITH_CLIENT,WITH_DNS

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examples/wget/Makefile.target Normal file
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TARGET = minimal-net

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examples/wget/wget.c Normal file
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/*
* Copyright (c) 2002, Adam Dunkels.
* All rights reserved.
*
* 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. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
* This file is part of the Contiki desktop environment
*
* $Id: wget.c,v 1.1 2010/02/10 23:51:38 oliverschmidt Exp $
*
*/
#include <stdio.h>
#include <string.h>
#include "contiki-net.h"
#include "webclient.h"
#include "cfs/cfs.h"
#include "lib/petsciiconv.h"
PROCESS(wget_process, "Wget");
AUTOSTART_PROCESSES(&wget_process);
static int file = -1;
static char url[128];
/*-----------------------------------------------------------------------------------*/
/* Called when the URL present in the global "url" variable should be
* opened. It will call the hostname resolver as well as the HTTP
* client requester.
*/
static void
start_get(void)
{
u16_t addr[2];
unsigned char i;
static char host[32];
char *file;
register char *urlptr;
/* Trim off any spaces in the end of the url. */
urlptr = url + strlen(url) - 1;
while(*urlptr == ' ' && urlptr > url) {
*urlptr = 0;
--urlptr;
}
/* Don't even try to go further if the URL is empty. */
if(urlptr == url) {
return;
}
/* See if the URL starts with http://, otherwise prepend it. */
if(strncmp(url, http_http, 7) != 0) {
while(urlptr >= url) {
*(urlptr + 7) = *urlptr;
--urlptr;
}
strncpy(url, http_http, 7);
}
/* Find host part of the URL. */
urlptr = &url[7];
for(i = 0; i < sizeof(host); ++i) {
if(*urlptr == 0 ||
*urlptr == '/' ||
*urlptr == ' ' ||
*urlptr == ':') {
host[i] = 0;
break;
}
host[i] = *urlptr;
++urlptr;
}
/* XXX: Here we should find the port part of the URL, but this isn't
currently done because of laziness from the programmer's side
:-) */
/* Find file part of the URL. */
while(*urlptr != '/' && *urlptr != 0) {
++urlptr;
}
if(*urlptr == '/') {
file = urlptr;
} else {
file = "/";
}
#if UIP_UDP
/* First check if the host is an IP address. */
if(uiplib_ipaddrconv(host, (unsigned char *)addr) == 0) {
/* Try to lookup the hostname. If it fails, we initiate a hostname
lookup and print out an informative message on the
statusbar. */
if(resolv_lookup(host) == NULL) {
resolv_query(host);
puts("Resolving host...");
return;
}
}
#else /* UIP_UDP */
uiplib_ipaddrconv(host, (unsigned char *)addr);
#endif /* UIP_UDP */
/* The hostname we present in the hostname table, so we send out the
initial GET request. */
if(webclient_get(host, 80, file) == 0) {
puts("Out of memory error");
} else {
puts("Connecting...");
}
}
/*-----------------------------------------------------------------------------------*/
static void
app_quit(void)
{
if(file != -1) {
cfs_close(file);
}
process_exit(&wget_process);
LOADER_UNLOAD();
}
/*-----------------------------------------------------------------------------------*/
PROCESS_THREAD(wget_process, ev, data)
{
static char name[32];
PROCESS_BEGIN();
process_post(PROCESS_CURRENT(), 0, NULL);
while(1) {
PROCESS_WAIT_EVENT();
if(ev == 0) {
fputs("\nGet url:", stdout);
gets(url);
fputs("Save as:", stdout);
gets(name);
file = cfs_open(name, CFS_WRITE);
if(file == -1) {
printf("Open error with '%s'\n", name);
app_quit();
} else {
petsciiconv_toascii(url, sizeof(url));
start_get();
}
} else if(ev == tcpip_event) {
webclient_appcall(data);
#if UIP_UDP
} else if(ev == resolv_event_found) {
/* Either found a hostname, or not. */
if((char *)data != NULL &&
resolv_lookup((char *)data) != NULL) {
start_get();
} else {
puts("Host not found");
app_quit();
}
#endif /* UIP_UDP */
}
}
PROCESS_END();
}
/*-----------------------------------------------------------------------------------*/
/* Callback function. Called from the webclient when the HTTP
* connection was abruptly aborted.
*/
void
webclient_aborted(void)
{
puts("Connection reset by peer");
app_quit();
}
/*-----------------------------------------------------------------------------------*/
/* Callback function. Called from the webclient when the HTTP
* connection timed out.
*/
void
webclient_timedout(void)
{
puts("Connection timed out");
app_quit();
}
/*-----------------------------------------------------------------------------------*/
/* Callback function. Called from the webclient when the HTTP
* connection was closed after a request from the "webclient_close()"
* function. .
*/
void
webclient_closed(void)
{
puts("Done.");
app_quit();
}
/*-----------------------------------------------------------------------------------*/
/* Callback function. Called from the webclient when the HTTP
* connection is connected.
*/
void
webclient_connected(void)
{
puts("Request sent...");
}
/*-----------------------------------------------------------------------------------*/
/* Callback function. Called from the webclient module when HTTP data
* has arrived.
*/
void
webclient_datahandler(char *data, u16_t len)
{
static unsigned long dload_bytes;
int ret;
if(len > 0) {
dload_bytes += len;
printf("Downloading (%lu bytes)\n", dload_bytes);
if(file != -1) {
ret = cfs_write(file, data, len);
if(ret != len) {
printf("Wrote only %d bytes\n", ret);
}
}
}
if(data == NULL) {
printf("Finished downloading %lu bytes.\n", dload_bytes);
app_quit();
}
}
/*-----------------------------------------------------------------------------------*/