1/*************************************************************************** 2 * _ _ ____ _ 3 * Project ___| | | | _ \| | 4 * / __| | | | |_) | | 5 * | (__| |_| | _ <| |___ 6 * \___|\___/|_| \_\_____| 7 * 8 * Copyright (C) 1998 - 2011, 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 http://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#include <fcntl.h> 24#include <sys/stat.h> 25#include <unistd.h> 26 27#include <curl/curl.h> 28#include "printf_macro.h" 29 30/* 31 * This example shows a HTTP PUT operation. PUTs a file given as a command 32 * line argument to the URL also given on the command line. 33 * 34 * This example also uses its own read callback. 35 * 36 * Here's an article on how to setup a PUT handler for Apache: 37 * http://www.apacheweek.com/features/put 38 */ 39 40static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *stream) 41{ 42 size_t retcode; 43 44 /* in real-world cases, this would probably get this data differently 45 as this fread() stuff is exactly what the library already would do 46 by default internally */ 47 retcode = fread(ptr, size, nmemb, stream); 48 49 fprintf(stderr, "*** We read %" _FMT_SIZE_T " bytes from file\n", retcode); 50 51 return retcode; 52} 53 54int main(int argc, char **argv) 55{ 56 CURL *curl; 57 CURLcode res; 58 FILE * hd_src ; 59 int hd ; 60 struct stat file_info; 61 62 char *file; 63 char *url; 64 65 if(argc < 3) 66 return 1; 67 68 file= argv[1]; 69 url = argv[2]; 70 71 /* get the file size of the local file */ 72 hd = open(file, O_RDONLY) ; 73 fstat(hd, &file_info); 74 close(hd) ; 75 76 /* get a FILE * of the same file, could also be made with 77 fdopen() from the previous descriptor, but hey this is just 78 an example! */ 79 hd_src = fopen(file, "rb"); 80 81 /* In windows, this will init the winsock stuff */ 82 curl_global_init(CURL_GLOBAL_ALL); 83 84 /* get a curl handle */ 85 curl = curl_easy_init(); 86 if(curl) { 87 /* we want to use our own read function */ 88 curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback); 89 90 /* enable uploading */ 91 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L); 92 93 /* HTTP PUT please */ 94 curl_easy_setopt(curl, CURLOPT_PUT, 1L); 95 96 /* specify target URL, and note that this URL should include a file 97 name, not only a directory */ 98 curl_easy_setopt(curl, CURLOPT_URL, url); 99 100 /* now specify which file to upload */ 101 curl_easy_setopt(curl, CURLOPT_READDATA, hd_src); 102 103 /* provide the size of the upload, we specicially typecast the value 104 to curl_off_t since we must be sure to use the correct data size */ 105 curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE, 106 (curl_off_t)file_info.st_size); 107 108 /* Now run off and do what you've been told! */ 109 res = curl_easy_perform(curl); 110 111 /* always cleanup */ 112 curl_easy_cleanup(curl); 113 } 114 fclose(hd_src); /* close the local file */ 115 116 curl_global_cleanup(); 117 return 0; 118} 119