From 8136649e9d704ed97ab419f1a2e005d586591853 Mon Sep 17 00:00:00 2001 From: Daniel Stenberg Date: Mon, 27 Aug 2012 14:48:56 +0200 Subject: ftpsget: simple example showing a FTPS fetch --- docs/examples/ftpsget.c | 101 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 docs/examples/ftpsget.c (limited to 'docs/examples/ftpsget.c') diff --git a/docs/examples/ftpsget.c b/docs/examples/ftpsget.c new file mode 100644 index 000000000..0cfe32024 --- /dev/null +++ b/docs/examples/ftpsget.c @@ -0,0 +1,101 @@ +/*************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * + * Copyright (C) 1998 - 2012, Daniel Stenberg, , et al. + * + * This software is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at http://curl.haxx.se/docs/copyright.html. + * + * You may opt to use, copy, modify, merge, publish, distribute and/or sell + * copies of the Software, and permit persons to whom the Software is + * furnished to do so, under the terms of the COPYING file. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ***************************************************************************/ + +#include + +#include + +/* + * This is an example showing how to get a single file from an FTPS 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 { + const char *filename; + FILE *stream; +}; + +static size_t 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={ + "yourfile.bin", /* name to store the file as if succesful */ + NULL + }; + + curl_global_init(CURL_GLOBAL_DEFAULT); + + curl = curl_easy_init(); + if(curl) { + /* + * You better replace the URL with one that works! Note that we use an + * FTP:// URL with standard explicit FTPS. You can also do FTPS:// URLs if + * you want to do the rarer kind of transfers: implicit. + */ + curl_easy_setopt(curl, CURLOPT_URL, + "ftp://user@server/home/user/file.txt"); + /* 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_WRITEDATA, &ftpfile); + + /* We activate SSL and we require it for both control and data */ + curl_easy_setopt(curl, CURLOPT_USE_SSL, CURLUSESSL_ALL); + + /* Switch on full protocol/debug output */ + curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L); + + 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; +} -- cgit v1.2.3