summaryrefslogtreecommitdiff
path: root/include/tools/inetstrm.hxx
blob: 481ca1631fa624967cd482d7814f16c01d92f6f1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
 */
#ifndef INCLUDED_TOOLS_INETSTRM_HXX
#define INCLUDED_TOOLS_INETSTRM_HXX

#include <tools/toolsdllapi.h>
#include <sal/types.h>
#include <rtl/ustring.hxx>

class INetMIMEMessage;
class SvMemoryStream;
class SvStream;

enum INetStreamStatus
{
    INETSTREAM_STATUS_LOADED     = -4,
    INETSTREAM_STATUS_WOULDBLOCK = -3,
    INETSTREAM_STATUS_OK         = -2,
    INETSTREAM_STATUS_ERROR      = -1
};

enum INetMessageStreamState
{
    INETMSG_EOL_BEGIN,
    INETMSG_EOL_DONE,
    INETMSG_EOL_SCR,
    INETMSG_EOL_FCR,
    INETMSG_EOL_FLF,
    INETMSG_EOL_FSP,
    INETMSG_EOL_FESC
};

/// Message Generator Interface.
class INetMessageIStream
{
    INetMIMEMessage *pSourceMsg;
    bool            bHeaderGenerated;

    sal_uIntPtr           nBufSiz;
    sal_Char       *pBuffer;
    sal_Char       *pRead;
    sal_Char       *pWrite;

    SvStream       *pMsgStrm;
    SvMemoryStream *pMsgBuffer;
    sal_Char       *pMsgRead;
    sal_Char       *pMsgWrite;

    INetMessageIStream (const INetMessageIStream& rStrm) SAL_DELETED_FUNCTION;
    INetMessageIStream& operator= (const INetMessageIStream& rStrm) SAL_DELETED_FUNCTION;

protected:
    virtual int GetMsgLine (sal_Char *pData, sal_uIntPtr nSize);

public:
    INetMessageIStream (sal_uIntPtr nBufferSize = 2048);
    virtual ~INetMessageIStream (void);

    TOOLS_DLLPUBLIC int Read (sal_Char *pData, sal_uIntPtr nSize);

    INetMIMEMessage *GetSourceMessage (void) const { return pSourceMsg; }
    void SetSourceMessage (INetMIMEMessage *pMsg) { pSourceMsg = pMsg; }

    void SetHeaderGenerated() { bHeaderGenerated = true; }
    bool IsHeaderGenerated (void) const { return bHeaderGenerated; }
};

/// Message Parser Interface.
class INetMessageOStream
{
    INetMIMEMessage        *pTargetMsg;
    bool                    bHeaderParsed;

    INetMessageStreamState  eOState;

    SvMemoryStream         *pMsgBuffer;

    INetMessageOStream (const INetMessageOStream& rStrm) SAL_DELETED_FUNCTION;
    INetMessageOStream& operator= (const INetMessageOStream& rStrm) SAL_DELETED_FUNCTION;

protected:
    virtual int PutMsgLine (const sal_Char *pData, sal_uIntPtr nSize);

public:
    INetMessageOStream (void);
    virtual ~INetMessageOStream (void);

    int Write (const sal_Char *pData, sal_uIntPtr nSize);

    INetMIMEMessage *GetTargetMessage (void) const { return pTargetMsg; }
    void SetTargetMessage (INetMIMEMessage *pMsg) { pTargetMsg = pMsg; }

    void ParseHeader (bool bParse = true) { bHeaderParsed = !bParse; }
    bool IsHeaderParsed (void) const { return bHeaderParsed; }
};

enum INetMessageEncoding
{
    INETMSG_ENCODING_7BIT,
    INETMSG_ENCODING_8BIT,
    INETMSG_ENCODING_BINARY,
    INETMSG_ENCODING_QUOTED,
    INETMSG_ENCODING_BASE64
};

class TOOLS_DLLPUBLIC INetMIMEMessageStream
    : public INetMessageIStream,
      public INetMessageOStream
{
    int                    eState;

    sal_uIntPtr                  nChildIndex;
    INetMIMEMessageStream *pChildStrm;

    INetMessageEncoding    eEncoding;
    INetMessageIStream    *pEncodeStrm;
    INetMessageOStream    *pDecodeStrm;

    SvMemoryStream        *pMsgBuffer;

    static INetMessageEncoding GetMsgEncoding (
        const OUString& rContentType);

    INetMIMEMessageStream (const INetMIMEMessageStream& rStrm) SAL_DELETED_FUNCTION;
    INetMIMEMessageStream& operator= (const INetMIMEMessageStream& rStrm) SAL_DELETED_FUNCTION;

protected:
    virtual int GetMsgLine (sal_Char *pData, sal_uIntPtr nSize) SAL_OVERRIDE;
    virtual int PutMsgLine (const sal_Char *pData, sal_uIntPtr nSize) SAL_OVERRIDE;

public:
    INetMIMEMessageStream (sal_uIntPtr nBufferSize = 2048);
    virtual ~INetMIMEMessageStream (void);
};

#endif

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */