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authorSteve Holme <steve_holme@hotmail.com>2013-12-31 14:28:47 +0000
committerSteve Holme <steve_holme@hotmail.com>2013-12-31 14:37:49 +0000
commit18a6467c8c33be94227bd85dcb22323f267a4bc9 (patch)
tree2d69217a889bce963ea87848da8364750dc2b8bf /docs
parent7b368e7f943e9391ed61e0ff1e5db5d2a53ae2eb (diff)
examples: Added SMTP EXPN command example
Diffstat (limited to 'docs')
-rw-r--r--docs/examples/Makefile.inc5
-rw-r--r--docs/examples/smtp-expn.c74
-rw-r--r--docs/examples/smtp-vrfy.c2
3 files changed, 78 insertions, 3 deletions
diff --git a/docs/examples/Makefile.inc b/docs/examples/Makefile.inc
index 6a97bc276..11b508c26 100644
--- a/docs/examples/Makefile.inc
+++ b/docs/examples/Makefile.inc
@@ -4,8 +4,9 @@ check_PROGRAMS = 10-at-a-time anyauthput cookie_interface debug fileupload \
https multi-app multi-debugcallback multi-double multi-post multi-single \
persistant post-callback postit2 sepheaders simple simplepost simplessl \
sendrecv httpcustomheader certinfo chkspeed ftpgetinfo ftp-wildcard \
- smtp-multi simplesmtp smtp-tls rtsp externalsocket resolve \
- progressfunc pop3s pop3slist imap url2file sftpget ftpsget postinmemory
+ smtp-multi simplesmtp smtp-tls smtp-vrfy smtp-expn rtsp externalsocket \
+ resolve progressfunc pop3s pop3slist imap url2file sftpget ftpsget \
+ postinmemory
# These examples require external dependencies that may not be commonly
# available on POSIX systems, so don't bother attempting to compile them here.
diff --git a/docs/examples/smtp-expn.c b/docs/examples/smtp-expn.c
new file mode 100644
index 000000000..c1f33fe1e
--- /dev/null
+++ b/docs/examples/smtp-expn.c
@@ -0,0 +1,74 @@
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+#include <stdio.h>
+#include <string.h>
+#include <curl/curl.h>
+
+/* This is a simple example showing how to expand an email mailing list.
+ *
+ * Notes:
+ *
+ * 1) This example requires libcurl v7.34.0 or above.
+ * 2) Not all email servers support this command.
+ */
+
+int main(void)
+{
+ CURL *curl;
+ CURLcode res;
+ struct curl_slist *recipients = NULL;
+
+ curl = curl_easy_init();
+ if(curl) {
+ /* This is the URL for your mailserver - you can also use an smtps:// URL
+ * here */
+ curl_easy_setopt(curl, CURLOPT_URL, "smtp://mail.example.net");
+
+ /* Note that the CURLOPT_MAIL_RCPT takes a list, not a char array */
+ recipients = curl_slist_append(recipients, "Friends");
+ curl_easy_setopt(curl, CURLOPT_MAIL_RCPT, recipients);
+
+ /* Set the EXPN command */
+ curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, "EXPN");
+
+ /* Perform the custom request */
+ res = curl_easy_perform(curl);
+
+ /* Check for errors */
+ if(res != CURLE_OK)
+ fprintf(stderr, "curl_easy_perform() failed: %s\n",
+ curl_easy_strerror(res));
+
+ /* Free the list of recipients */
+ curl_slist_free_all(recipients);
+
+ /* Curl won't send the QUIT command until you call cleanup, so you should
+ * be able to re-use this connection for additional requests. It may not be
+ * a good idea to keep the connection open for a very long time though
+ * (more than a few minutes may result in the server timing out the
+ * connection) and you do want to clean up in the end.
+ */
+ curl_easy_cleanup(curl);
+ }
+
+ return 0;
+}
diff --git a/docs/examples/smtp-vrfy.c b/docs/examples/smtp-vrfy.c
index c517b7aea..4cb0edf82 100644
--- a/docs/examples/smtp-vrfy.c
+++ b/docs/examples/smtp-vrfy.c
@@ -28,7 +28,7 @@
*
* Notes:
*
- * 1) That this example requires libcurl v7.34.0 or above.
+ * 1) This example requires libcurl v7.34.0 or above.
* 2) Not all email servers support this command and even if your email server
* does support it, it may respond with a 252 response code even though the
* address doesn't exist.