gecko-dev/mailnews/mime/public/nsIMimeConverter.h

117 строки
4.9 KiB
C
Исходник Обычный вид История

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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
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*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
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*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* This Original Code has been modified by IBM Corporation. Modifications made by IBM
* described herein are Copyright (c) International Business Machines Corporation, 2000.
* Modifications to Mozilla code or documentation identified per MPL Section 3.3
*
* Date Modified by Description of modification
* 04/20/2000 IBM Corp. OS/2 VisualAge build.
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*/
/*
* This interface allows any module to access the encoder/decoder
* routines for RFC822 headers, base64 and QP encoders. This will
* allow any mail/news module to call on these routines.
*/
#ifndef nsIMimeConverter_h_
#define nsIMimeConverter_h_
#include "prtypes.h"
#include "nsString.h"
// {C09EDB23-B7AF-11d2-B35E-525400E2D63A}
#define NS_IMIME_CONVERTER_IID \
{ 0xfb953da, 0xd0b5, 0x11d2, \
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{ 0xb3, 0x73, 0x52, 0x54, 0x0, 0xe2, 0xd6, 0x3a } }
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// default line length for calling the encoder
#define kMIME_ENCODED_WORD_SIZE 72
// Max length of charset name.
#define kMAX_CSNAME 64
/* Opaque objects used by the encoder/decoder to store state. */
typedef struct MimeDecoderData MimeDecoderData;
typedef struct MimeEncoderData MimeEncoderData;
class nsIMimeConverter : public nsISupports {
public:
static const nsIID& GetIID() { static nsIID iid = NS_IMIME_CONVERTER_IID; return iid; }
// These methods are all implemented by libmime to be used by
// modules that need to encode/decode mail headers
// Decode routine
NS_IMETHOD DecodeMimePartIIStr(const char *header,
char *charset,
char **decodedString,
PRBool eatContinuations = PR_TRUE) = 0;
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// Decode routine (also converts output to unicode)
NS_IMETHOD DecodeMimePartIIStr(const nsCString& header,
nsCString& charset,
nsString& decodedString,
PRBool eatContinuations = PR_TRUE) = 0;
// OBSOLESCENT Decode routine (also converts output to unicode)
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NS_IMETHOD DecodeMimePartIIStr(const nsString& header,
nsString& charset,
PRUnichar **decodedString,
PRBool eatContinuations = PR_TRUE) = 0;
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// Encode routine
NS_IMETHOD EncodeMimePartIIStr(const char *header,
const char *mailCharset,
const PRInt32 encodedWordSize,
char **encodedString) = 0;
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// Encode routine (utf-8 input)
NS_IMETHOD EncodeMimePartIIStr_UTF8(const char *header,
const char *mailCharset,
const PRInt32 encodedWordSize,
char **encodedString) = 0;
// Apply charset conversion to a given buffer. The conversion is done by an unicode round trip.
NS_IMETHOD ConvertCharset(const PRBool autoDetection, const char* from_charset, const char* to_charset,
const char* inBuffer, const PRInt32 inLength, char** outBuffer, PRInt32* outLength,
PRInt32* numUnConverted) = 0;
NS_IMETHOD B64EncoderInit(int (*PR_CALLBACK output_fn) (const char *buf, PRInt32 size, void *closure),
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void *closure, MimeEncoderData **returnEncoderData) = 0;
NS_IMETHOD QPEncoderInit (int (*PR_CALLBACK output_fn) (const char *buf,
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PRInt32 size, void *closure), void *closure,
MimeEncoderData ** returnEncoderData) = 0;
NS_IMETHOD UUEncoderInit (char *filename, int (*PR_CALLBACK output_fn)
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(const char *buf, PRInt32 size, void *closure), void *closure,
MimeEncoderData ** returnEncoderData) = 0;
NS_IMETHOD EncoderDestroy(MimeEncoderData *data, PRBool abort_p) = 0;
NS_IMETHOD EncoderWrite (MimeEncoderData *data, const char *buffer, PRInt32 size, PRInt32 *written) = 0;
};
#endif /* nsIMimeConverter_h_ */