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