9fdb1157ee
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5142 42af7a65-404d-4744-a932-0658087f49c3
101 lines
3.7 KiB
C
101 lines
3.7 KiB
C
/****************************************************************************
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* examples/wget/host.c
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*
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* Copyright (C) 2009 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name Gregory Nutt nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <apps/netutils/webclient.h>
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: callback
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****************************************************************************/
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static void callback(FAR char **buffer, int offset, int datend,
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FAR int *buflen, FAR void *arg)
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{
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(void)write(1, &((*buffer)[offset]), datend - offset);
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}
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/****************************************************************************
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* Name: show_usage
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****************************************************************************/
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static void show_usage(const char *progname, int exitcode)
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{
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fprintf(stderr, "USAGE: %s <url>\n", progname);
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exit(exitcode);
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: main
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****************************************************************************/
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int main(int argc, char **argv, char **envp)
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{
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char buffer[1024];
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int ret;
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if (argc != 2)
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{
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show_usage(argv[0], 1);
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}
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printf("WGET: Getting %s\n", argv[1]);
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ret = wget(argv[1], buffer, 1024, callback, NULL);
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if (ret < 0)
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{
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fprintf(stderr, "WGET: wget failed: %s\n", strerror(errno));
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}
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return 0;
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}
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