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tag: curl-7_20_1
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#ifndef __SMTP_H
#define __SMTP_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 2009 - 2010, 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_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; /* what to send in the EHLO */
  size_t eob; /* number of bytes of the EOB (End Of Body) that has been
received thus far */
  smtpstate state; /* always use smtp.c:state() to change state! */
  struct curl_slist *rcpt;
};

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

/* 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 /* __SMTP_H */
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