1/***************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2014, 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 <curl/curl.h>
24
25/* This is a simple example showing how to send mail using libcurl's IMAP
26 * capabilities.
27 *
28 * Note that this example requires libcurl 7.30.0 or above.
29 */
30
31#define FROM    "<sender@example.org>"
32#define TO      "<addressee@example.net>"
33#define CC      "<info@example.org>"
34
35static const char *payload_text[] = {
36  "Date: Mon, 29 Nov 2010 21:54:29 +1100\r\n",
37  "To: " TO "\r\n",
38  "From: " FROM "(Example User)\r\n",
39  "Cc: " CC "(Another example User)\r\n",
40  "Message-ID: <dcd7cb36-11db-487a-9f3a-e652a9458efd@rfcpedant.example.org>\r\n",
41  "Subject: IMAP example message\r\n",
42  "\r\n", /* empty line to divide headers from body, see RFC5322 */
43  "The body of the message starts here.\r\n",
44  "\r\n",
45  "It could be a lot of lines, could be MIME encoded, whatever.\r\n",
46  "Check RFC5322.\r\n",
47  NULL
48};
49
50struct upload_status {
51  int lines_read;
52};
53
54static size_t payload_source(void *ptr, size_t size, size_t nmemb, void *userp)
55{
56  struct upload_status *upload_ctx = (struct upload_status *)userp;
57  const char *data;
58
59  if((size == 0) || (nmemb == 0) || ((size*nmemb) < 1)) {
60    return 0;
61  }
62
63  data = payload_text[upload_ctx->lines_read];
64
65  if(data) {
66    size_t len = strlen(data);
67    memcpy(ptr, data, len);
68    upload_ctx->lines_read++;
69
70    return len;
71  }
72
73  return 0;
74}
75
76int main(void)
77{
78  CURL *curl;
79  CURLcode res = CURLE_OK;
80  struct upload_status upload_ctx;
81
82  upload_ctx.lines_read = 0;
83
84  curl = curl_easy_init();
85  if(curl) {
86    /* Set username and password */
87    curl_easy_setopt(curl, CURLOPT_USERNAME, "user");
88    curl_easy_setopt(curl, CURLOPT_PASSWORD, "secret");
89
90    /* This will create a new message 100. Note that you should perform an
91     * EXAMINE command to obtain the UID of the next message to create and a
92     * SELECT to ensure you are creating the message in the OUTBOX. */
93    curl_easy_setopt(curl, CURLOPT_URL, "imap://imap.example.com/100");
94
95    /* In this case, we're using a callback function to specify the data. You
96     * could just use the CURLOPT_READDATA option to specify a FILE pointer to
97     * read from. */
98    curl_easy_setopt(curl, CURLOPT_READFUNCTION, payload_source);
99    curl_easy_setopt(curl, CURLOPT_READDATA, &upload_ctx);
100    curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
101
102    /* Perform the append */
103    res = curl_easy_perform(curl);
104
105    /* Check for errors */
106    if(res != CURLE_OK)
107      fprintf(stderr, "curl_easy_perform() failed: %s\n",
108              curl_easy_strerror(res));
109
110    /* Always cleanup */
111    curl_easy_cleanup(curl);
112  }
113
114  return (int)res;
115}
116