1/*************************************************************************** 2 * _ _ ____ _ 3 * Project ___| | | | _ \| | 4 * / __| | | | |_) | | 5 * | (__| |_| | _ <| |___ 6 * \___|\___/|_| \_\_____| 7 * 8 * Copyright (C) 1998 - 2012, 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 <curl/curl.h> 26 27/* 28 * This example shows a HTTP PUT operation. PUTs a file given as a command 29 * line argument to the URL also given on the command line. 30 * 31 * This example also uses its own read callback. 32 * 33 * Here's an article on how to setup a PUT handler for Apache: 34 * http://www.apacheweek.com/features/put 35 */ 36 37static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *stream) 38{ 39 size_t retcode; 40 curl_off_t nread; 41 42 /* in real-world cases, this would probably get this data differently 43 as this fread() stuff is exactly what the library already would do 44 by default internally */ 45 retcode = fread(ptr, size, nmemb, stream); 46 47 nread = (curl_off_t)retcode; 48 49 fprintf(stderr, "*** We read %" CURL_FORMAT_CURL_OFF_T 50 " bytes from file\n", nread); 51 52 return retcode; 53} 54 55int main(int argc, char **argv) 56{ 57 CURL *curl; 58 CURLcode res; 59 FILE * hd_src ; 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 stat(file, &file_info); 73 74 /* get a FILE * of the same file, could also be made with 75 fdopen() from the previous descriptor, but hey this is just 76 an example! */ 77 hd_src = fopen(file, "rb"); 78 79 /* In windows, this will init the winsock stuff */ 80 curl_global_init(CURL_GLOBAL_ALL); 81 82 /* get a curl handle */ 83 curl = curl_easy_init(); 84 if(curl) { 85 /* we want to use our own read function */ 86 curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback); 87 88 /* enable uploading */ 89 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L); 90 91 /* HTTP PUT please */ 92 curl_easy_setopt(curl, CURLOPT_PUT, 1L); 93 94 /* specify target URL, and note that this URL should include a file 95 name, not only a directory */ 96 curl_easy_setopt(curl, CURLOPT_URL, url); 97 98 /* now specify which file to upload */ 99 curl_easy_setopt(curl, CURLOPT_READDATA, hd_src); 100 101 /* provide the size of the upload, we specicially typecast the value 102 to curl_off_t since we must be sure to use the correct data size */ 103 curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE, 104 (curl_off_t)file_info.st_size); 105 106 /* Now run off and do what you've been told! */ 107 res = curl_easy_perform(curl); 108 /* Check for errors */ 109 if(res != CURLE_OK) 110 fprintf(stderr, "curl_easy_perform() failed: %s\n", 111 curl_easy_strerror(res)); 112 113 /* always cleanup */ 114 curl_easy_cleanup(curl); 115 } 116 fclose(hd_src); /* close the local file */ 117 118 curl_global_cleanup(); 119 return 0; 120} 121