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/* Copyright (C) 2004 J.F.Dockes
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _MIME_H_INCLUDED_
#define _MIME_H_INCLUDED_
/*
Mime definitions RFC to 4-9-2006:
2045 Multipurpose Internet Mail Extensions (MIME) Part One: Format of
Internet Message Bodies. N. Freed, N. Borenstein. November 1996.
(Format: TXT=72932 bytes) (Obsoletes RFC1521, RFC1522, RFC1590)
(Updated by RFC2184, RFC2231) (Status: DRAFT STANDARD)
2046 Multipurpose Internet Mail Extensions (MIME) Part Two: Media
Types. N. Freed, N. Borenstein. November 1996. (Format: TXT=105854
bytes) (Obsoletes RFC1521, RFC1522, RFC1590) (Updated by RFC2646,
RFC3798) (Status: DRAFT STANDARD)
2047 MIME (Multipurpose Internet Mail Extensions) Part Three: Message
Header Extensions for Non-ASCII Text. K. Moore. November 1996.
(Format: TXT=33262 bytes) (Obsoletes RFC1521, RFC1522, RFC1590)
(Updated by RFC2184, RFC2231) (Status: DRAFT STANDARD)
2183 Communicating Presentation Information in Internet Messages: The
Content-Disposition Header Field. R. Troost, S. Dorner, K. Moore,
Ed.. August 1997. (Format: TXT=23150 bytes) (Updates RFC1806)
(Updated by RFC2184, RFC2231) (Status: PROPOSED STANDARD)
2231 MIME Parameter Value and Encoded Word Extensions: Character Sets,
Languages, and Continuations. N. Freed, K. Moore. November 1997.
(Format: TXT=19280 bytes) (Obsoletes RFC2184) (Updates RFC2045,
RFC2047, RFC2183) (Status: PROPOSED STANDARD)
*/
#include <time.h>
#include <string>
#include <map>
/** A class to represent a MIME header value with parameters */
class MimeHeaderValue {
public:
std::string value;
std::map<std::string, std::string> params;
};
/**
* Parse MIME Content-type and Content-disposition value. Note: there is no general
* syntax for MIME header contents, the syntax depends on the header type. This parser works for
* headers where the value is a single word possibly followed by parameter affectations. It will not
* accept a value with embedded spaces such as what we use in mimeconf...
*
* @param in the input string should be like: value; pn1=pv1; pn2=pv2.
* Example: text/plain; charset="iso-8859-1"
*/
extern bool parseMimeHeaderValue(const std::string& in, MimeHeaderValue& psd);
/**
* Quoted Printable decoding.
*
* Doubles up as rfc2231 decoder, with the help of the @param esc parameter.
* RFC2045 Quoted Printable uses '=' , RFC2331 uses '%'. The two encodings are
* otherwise similar.
*/
extern bool qp_decode(const std::string& in, std::string &out, char esc = '=');
/** Decode an Internet mail field value encoded according to rfc2047
*
* Example input: Some words =?iso-8859-1?Q?RE=A0=3A_Smoke_Tests?= more input
*
* Note that MIME parameter values are explicitly NOT to be encoded with
* this encoding which is only for headers like Subject:, To:. But it
* is sometimes used anyway...
*
* @param in input string, ascii with rfc2047 markup
* @return out output string encoded in utf-8
*/
extern bool rfc2047_decode(const std::string& in, std::string &out);
/** Decode RFC2822 date to unix time (gmt secs from 1970)
*
* @param dt date string (the part after Date: )
* @return unix time
*/
time_t rfc2822DateToUxTime(const std::string& dt);
#endif /* _MIME_H_INCLUDED_ */
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