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+#ifndef HEADER_CURL_SMTP_H
+#define HEADER_CURL_SMTP_H
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 2009 - 2012, 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 "pingpong.h"
+
+/****************************************************************************
+ * SMTP unique setup
+ ***************************************************************************/
+typedef enum {
+ SMTP_STOP, /* do nothing state, stops the state machine */
+ SMTP_SERVERGREET, /* waiting for the initial greeting immediately after
+ a connect */
+ SMTP_EHLO,
+ SMTP_HELO,
+ SMTP_STARTTLS,
+ SMTP_UPGRADETLS, /* asynchronously upgrade the connection to SSL/TLS
+ (multi mode only) */
+ SMTP_AUTH_PLAIN,
+ SMTP_AUTH_LOGIN,
+ SMTP_AUTH_PASSWD,
+ SMTP_AUTH_CRAMMD5,
+ SMTP_AUTH_DIGESTMD5,
+ SMTP_AUTH_DIGESTMD5_RESP,
+ SMTP_AUTH_NTLM,
+ SMTP_AUTH_NTLM_TYPE2MSG,
+ SMTP_AUTH,
+ SMTP_MAIL, /* MAIL FROM */
+ SMTP_RCPT, /* RCPT TO */
+ SMTP_DATA,
+ SMTP_POSTDATA,
+ SMTP_QUIT,
+ SMTP_LAST /* never used */
+} smtpstate;
+
+/* smtp_conn is used for struct connection-oriented data in the connectdata
+ struct */
+struct smtp_conn {
+ struct pingpong pp;
+ char *domain; /* Client address/name to send in the EHLO */
+ size_t eob; /* Number of bytes of the EOB (End Of Body) that
+ have been received so far */
+ unsigned int authmechs; /* Accepted authentication mechanisms */
+ unsigned int authused; /* Auth mechanism used for the connection */
+ smtpstate state; /* Always use smtp.c:state() to change state! */
+ struct curl_slist *rcpt; /* Recipient list */
+ bool ssldone; /* Is connect() over SSL done? Only relevant in
+ multi mode */
+ bool size_supported; /* If server supports SIZE extension according to
+ RFC 1870 */
+};
+
+extern const struct Curl_handler Curl_handler_smtp;
+extern const struct Curl_handler Curl_handler_smtps;
+
+/* this is the 5-bytes End-Of-Body marker for SMTP */
+#define SMTP_EOB "\x0d\x0a\x2e\x0d\x0a"
+#define SMTP_EOB_LEN 5
+#define SMTP_EOB_FIND_LEN 3
+
+/* if found in data, replace it with this string instead */
+#define SMTP_EOB_REPL "\x0d\x0a\x2e\x2e"
+#define SMTP_EOB_REPL_LEN 4
+
+CURLcode Curl_smtp_escape_eob(struct connectdata *conn, ssize_t nread);
+
+#endif /* HEADER_CURL_SMTP_H */
+