158 строки
4.5 KiB
C
158 строки
4.5 KiB
C
/***************************************************************************
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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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* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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* SPDX-License-Identifier: curl
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*
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***************************************************************************/
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/* <DESC>
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* HTTP PUT upload with authentication using "any" method. libcurl picks the
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* one the server supports/wants.
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* </DESC>
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*/
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#include <stdio.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <curl/curl.h>
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#ifdef WIN32
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# define FILENO(fp) _fileno(fp)
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#else
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# define FILENO(fp) fileno(fp)
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#endif
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#if LIBCURL_VERSION_NUM < 0x070c03
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#error "upgrade your libcurl to no less than 7.12.3"
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#endif
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/*
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* This example shows an HTTP PUT operation with authentication using "any"
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* type. It PUTs a file given as a command line argument to the URL also given
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* on the command line.
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*
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* Since libcurl 7.12.3, using "any" auth and POST/PUT requires a set seek
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* function.
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*
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* This example also uses its own read callback.
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*/
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/* seek callback function */
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static int my_seek(void *userp, curl_off_t offset, int origin)
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{
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FILE *fp = (FILE *) userp;
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if(-1 == fseek(fp, (long) offset, origin))
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/* couldn't seek */
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return CURL_SEEKFUNC_CANTSEEK;
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return CURL_SEEKFUNC_OK; /* success! */
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}
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/* read callback function, fread() look alike */
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static size_t read_callback(char *ptr, size_t size, size_t nmemb, void *stream)
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{
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ssize_t retcode;
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unsigned long nread;
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retcode = fread(ptr, size, nmemb, stream);
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if(retcode > 0) {
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nread = (unsigned long)retcode;
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fprintf(stderr, "*** We read %lu bytes from file\n", nread);
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}
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return retcode;
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}
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int main(int argc, char **argv)
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{
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CURL *curl;
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CURLcode res;
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FILE *fp;
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struct stat file_info;
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char *file;
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char *url;
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if(argc < 3)
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return 1;
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file = argv[1];
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url = argv[2];
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/* get the file size of the local file */
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fp = fopen(file, "rb");
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fstat(FILENO(fp), &file_info);
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/* In windows, this will init the winsock stuff */
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curl_global_init(CURL_GLOBAL_ALL);
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/* get a curl handle */
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curl = curl_easy_init();
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if(curl) {
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/* we want to use our own read function */
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curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
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/* which file to upload */
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curl_easy_setopt(curl, CURLOPT_READDATA, (void *) fp);
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/* set the seek function */
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curl_easy_setopt(curl, CURLOPT_SEEKFUNCTION, my_seek);
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/* pass the file descriptor to the seek callback as well */
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curl_easy_setopt(curl, CURLOPT_SEEKDATA, (void *) fp);
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/* enable "uploading" (which means PUT when doing HTTP) */
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curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
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/* specify target URL, and note that this URL should also include a file
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name, not only a directory (as you can do with GTP uploads) */
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curl_easy_setopt(curl, CURLOPT_URL, url);
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/* and give the size of the upload, this supports large file sizes
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on systems that have general support for it */
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curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE,
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(curl_off_t)file_info.st_size);
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/* tell libcurl we can use "any" auth, which lets the lib pick one, but it
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also costs one extra round-trip and possibly sending of all the PUT
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data twice!!! */
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curl_easy_setopt(curl, CURLOPT_HTTPAUTH, (long)CURLAUTH_ANY);
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/* set user name and password for the authentication */
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curl_easy_setopt(curl, CURLOPT_USERPWD, "user:password");
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/* Now run off and do what you have been told! */
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res = curl_easy_perform(curl);
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/* Check for errors */
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if(res != CURLE_OK)
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fprintf(stderr, "curl_easy_perform() failed: %s\n",
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curl_easy_strerror(res));
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/* always cleanup */
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curl_easy_cleanup(curl);
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}
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fclose(fp); /* 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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