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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include "sal/config.h"
21 :
22 : #include "rtl/textcvt.h"
23 : #include "sal/types.h"
24 :
25 : #include "converter.hxx"
26 : #include "tenchelp.hxx"
27 : #include "unichars.hxx"
28 :
29 : sal::detail::textenc::BadInputConversionAction
30 0 : sal::detail::textenc::handleBadInputTextToUnicodeConversion(
31 : bool bUndefined, bool bMultiByte, char cByte, sal_uInt32 nFlags,
32 : sal_Unicode ** pDestBufPtr, sal_Unicode * pDestBufEnd, sal_uInt32 * pInfo)
33 : {
34 : *pInfo |= bUndefined
35 : ? (bMultiByte
36 : ? RTL_TEXTTOUNICODE_INFO_MBUNDEFINED
37 : : RTL_TEXTTOUNICODE_INFO_UNDEFINED)
38 0 : : RTL_TEXTTOUNICODE_INFO_INVALID;
39 0 : switch (nFlags
40 0 : & (bUndefined
41 : ? (bMultiByte
42 : ? RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_MASK
43 : : RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK)
44 : : RTL_TEXTTOUNICODE_FLAGS_INVALID_MASK))
45 : {
46 : case RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_ERROR:
47 : case RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_ERROR:
48 : case RTL_TEXTTOUNICODE_FLAGS_INVALID_ERROR:
49 0 : *pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR;
50 0 : return BAD_INPUT_STOP;
51 :
52 : case RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_IGNORE:
53 : case RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_IGNORE:
54 : case RTL_TEXTTOUNICODE_FLAGS_INVALID_IGNORE:
55 0 : return BAD_INPUT_CONTINUE;
56 :
57 : case RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MAPTOPRIVATE:
58 0 : if (*pDestBufPtr != pDestBufEnd)
59 : {
60 : *(*pDestBufPtr)++ = RTL_TEXTCVT_BYTE_PRIVATE_START
61 0 : | ((unsigned char) cByte);
62 0 : return BAD_INPUT_CONTINUE;
63 : }
64 : else
65 0 : return BAD_INPUT_NO_OUTPUT;
66 :
67 : default: // RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_DEFAULT,
68 : // RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_DEFAULT,
69 : // RTL_TEXTTOUNICODE_FLAGS_INVALID_DEFAULT
70 0 : if (*pDestBufPtr != pDestBufEnd)
71 : {
72 0 : *(*pDestBufPtr)++ = RTL_TEXTENC_UNICODE_REPLACEMENT_CHARACTER;
73 0 : return BAD_INPUT_CONTINUE;
74 : }
75 : else
76 0 : return BAD_INPUT_NO_OUTPUT;
77 : }
78 : }
79 :
80 : sal::detail::textenc::BadInputConversionAction
81 0 : sal::detail::textenc::handleBadInputUnicodeToTextConversion(
82 : bool bUndefined, sal_uInt32 nUtf32, sal_uInt32 nFlags, char ** pDestBufPtr,
83 : char * pDestBufEnd, sal_uInt32 * pInfo, char const * pPrefix,
84 : sal_Size nPrefixLen, bool * pPrefixWritten)
85 : {
86 : // TODO! RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACE
87 : // RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACESTR
88 :
89 : char cReplace;
90 :
91 0 : if (bUndefined)
92 : {
93 0 : if (ImplIsControlOrFormat(nUtf32))
94 : {
95 0 : if ((nFlags & RTL_UNICODETOTEXT_FLAGS_CONTROL_IGNORE) != 0)
96 0 : nFlags = RTL_UNICODETOTEXT_FLAGS_UNDEFINED_IGNORE;
97 : }
98 0 : else if (ImplIsPrivateUse(nUtf32))
99 : {
100 0 : if ((nFlags & RTL_UNICODETOTEXT_FLAGS_PRIVATE_IGNORE) != 0)
101 0 : nFlags = RTL_UNICODETOTEXT_FLAGS_UNDEFINED_IGNORE;
102 0 : else if ((nFlags & RTL_UNICODETOTEXT_FLAGS_PRIVATE_MAPTO0) != 0)
103 0 : nFlags = RTL_UNICODETOTEXT_FLAGS_UNDEFINED_0;
104 : }
105 0 : else if (ImplIsZeroWidth(nUtf32))
106 : {
107 0 : if ((nFlags & RTL_UNICODETOTEXT_FLAGS_NONSPACING_IGNORE) != 0)
108 0 : nFlags = RTL_UNICODETOTEXT_FLAGS_UNDEFINED_IGNORE;
109 : }
110 : }
111 : *pInfo |= bUndefined ? RTL_UNICODETOTEXT_INFO_UNDEFINED :
112 0 : RTL_UNICODETOTEXT_INFO_INVALID;
113 0 : switch (nFlags & (bUndefined ? RTL_UNICODETOTEXT_FLAGS_UNDEFINED_MASK :
114 : RTL_UNICODETOTEXT_FLAGS_INVALID_MASK))
115 : {
116 : case RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR:
117 : case RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR:
118 0 : *pInfo |= RTL_UNICODETOTEXT_INFO_ERROR;
119 0 : return BAD_INPUT_STOP;
120 :
121 : case RTL_UNICODETOTEXT_FLAGS_UNDEFINED_IGNORE:
122 : case RTL_UNICODETOTEXT_FLAGS_INVALID_IGNORE:
123 0 : if (pPrefixWritten)
124 0 : *pPrefixWritten = false;
125 0 : return BAD_INPUT_CONTINUE;
126 :
127 : case RTL_UNICODETOTEXT_FLAGS_UNDEFINED_0:
128 : case RTL_UNICODETOTEXT_FLAGS_INVALID_0:
129 0 : cReplace = 0;
130 0 : break;
131 :
132 : case RTL_UNICODETOTEXT_FLAGS_UNDEFINED_QUESTIONMARK:
133 : case RTL_UNICODETOTEXT_FLAGS_INVALID_QUESTIONMARK:
134 : default: // RTL_UNICODETOTEXT_FLAGS_UNDEFINED_DEFAULT,
135 : // RTL_UNICODETOTEXT_FLAGS_INVALID_DEFAULT
136 0 : cReplace = '?';
137 0 : break;
138 :
139 : case RTL_UNICODETOTEXT_FLAGS_UNDEFINED_UNDERLINE:
140 : case RTL_UNICODETOTEXT_FLAGS_INVALID_UNDERLINE:
141 0 : cReplace = '_';
142 0 : break;
143 : }
144 0 : if ((sal_Size) (pDestBufEnd - *pDestBufPtr) > nPrefixLen)
145 : {
146 0 : while (nPrefixLen-- > 0)
147 0 : *(*pDestBufPtr)++ = *pPrefix++;
148 0 : *(*pDestBufPtr)++ = cReplace;
149 0 : if (pPrefixWritten)
150 0 : *pPrefixWritten = true;
151 0 : return BAD_INPUT_CONTINUE;
152 : }
153 : else
154 0 : return BAD_INPUT_NO_OUTPUT;
155 : }
156 :
157 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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