Viewing file:  ftpget.c (2.22 KB) -rw-r--r--
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/*****************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* $Id: ftpget.c,v 1.2 2002/01/08 13:05:44 bagder Exp $
*/
#include <stdio.h>
#include <curl/curl.h>
#include <curl/types.h>
#include <curl/easy.h>
/*
* This is an example showing how to get a single file from an FTP server.
* It delays the actual destination file creation until the first write
* callback so that it won't create an empty file in case the remote file
* doesn't exist or something else fails.
*/
struct FtpFile {
char *filename;
FILE *stream;
};
int my_fwrite(void *buffer, size_t size, size_t nmemb, void *stream)
{
struct FtpFile *out=(struct FtpFile *)stream;
if(out && !out->stream) {
/* open file for writing */
out->stream=fopen(out->filename, "wb");
if(!out->stream)
return -1; /* failure, can't open file to write */
}
return fwrite(buffer, size, nmemb, out->stream);
}
int main(void)
{
CURL *curl;
CURLcode res;
struct FtpFile ftpfile={
"curl.tar.gz", /* name to store the file as if succesful */
NULL
};
curl_global_init(CURL_GLOBAL_DEFAULT);
curl = curl_easy_init();
if(curl) {
/* Get curl 7.9.2 from sunet.se's FTP site: */
curl_easy_setopt(curl, CURLOPT_URL,
"ftp://ftp.sunet.se/pub/www/utilities/curl/curl-7.9.2.tar.gz");
/* Define our callback to get called when there's data to be written */
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, my_fwrite);
/* Set a pointer to our struct to pass to the callback */
curl_easy_setopt(curl, CURLOPT_FILE, &ftpfile);
/* Switch on full protocol/debug output */
curl_easy_setopt(curl, CURLOPT_VERBOSE, TRUE);
res = curl_easy_perform(curl);
/* always cleanup */
curl_easy_cleanup(curl);
if(CURLE_OK != res) {
/* we failed */
fprintf(stderr, "curl told us %d\n", res);
}
}
if(ftpfile.stream)
fclose(ftpfile.stream); /* close the local file */
curl_global_cleanup();
return 0;
}
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