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Annotation of embedaddon/curl/docs/examples/ftpgetresp.c, revision 1.1

1.1     ! misho       1: /***************************************************************************
        !             2:  *                                  _   _ ____  _
        !             3:  *  Project                     ___| | | |  _ \| |
        !             4:  *                             / __| | | | |_) | |
        !             5:  *                            | (__| |_| |  _ <| |___
        !             6:  *                             \___|\___/|_| \_\_____|
        !             7:  *
        !             8:  * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
        !             9:  *
        !            10:  * This software is licensed as described in the file COPYING, which
        !            11:  * you should have received as part of this distribution. The terms
        !            12:  * are also available at https://curl.haxx.se/docs/copyright.html.
        !            13:  *
        !            14:  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
        !            15:  * copies of the Software, and permit persons to whom the Software is
        !            16:  * furnished to do so, under the terms of the COPYING file.
        !            17:  *
        !            18:  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
        !            19:  * KIND, either express or implied.
        !            20:  *
        !            21:  ***************************************************************************/
        !            22: #include <stdio.h>
        !            23: 
        !            24: #include <curl/curl.h>
        !            25: 
        !            26: /* <DESC>
        !            27:  * Similar to ftpget.c but also stores the received response-lines
        !            28:  * in a separate file using our own callback!
        !            29:  * </DESC>
        !            30:  */
        !            31: static size_t
        !            32: write_response(void *ptr, size_t size, size_t nmemb, void *data)
        !            33: {
        !            34:   FILE *writehere = (FILE *)data;
        !            35:   return fwrite(ptr, size, nmemb, writehere);
        !            36: }
        !            37: 
        !            38: #define FTPBODY "ftp-list"
        !            39: #define FTPHEADERS "ftp-responses"
        !            40: 
        !            41: int main(void)
        !            42: {
        !            43:   CURL *curl;
        !            44:   CURLcode res;
        !            45:   FILE *ftpfile;
        !            46:   FILE *respfile;
        !            47: 
        !            48:   /* local file name to store the file as */
        !            49:   ftpfile = fopen(FTPBODY, "wb"); /* b is binary, needed on win32 */
        !            50: 
        !            51:   /* local file name to store the FTP server's response lines in */
        !            52:   respfile = fopen(FTPHEADERS, "wb"); /* b is binary, needed on win32 */
        !            53: 
        !            54:   curl = curl_easy_init();
        !            55:   if(curl) {
        !            56:     /* Get a file listing from sunet */
        !            57:     curl_easy_setopt(curl, CURLOPT_URL, "ftp://ftp.example.com/");
        !            58:     curl_easy_setopt(curl, CURLOPT_WRITEDATA, ftpfile);
        !            59:     /* If you intend to use this on windows with a libcurl DLL, you must use
        !            60:        CURLOPT_WRITEFUNCTION as well */
        !            61:     curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION, write_response);
        !            62:     curl_easy_setopt(curl, CURLOPT_HEADERDATA, respfile);
        !            63:     res = curl_easy_perform(curl);
        !            64:     /* Check for errors */
        !            65:     if(res != CURLE_OK)
        !            66:       fprintf(stderr, "curl_easy_perform() failed: %s\n",
        !            67:               curl_easy_strerror(res));
        !            68: 
        !            69:     /* always cleanup */
        !            70:     curl_easy_cleanup(curl);
        !            71:   }
        !            72: 
        !            73:   fclose(ftpfile); /* close the local file */
        !            74:   fclose(respfile); /* close the response file */
        !            75: 
        !            76:   return 0;
        !            77: }