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40 | ****************************************************************************/ |
41 | |
42 | #ifndef QTEXTCODEC_P_H |
43 | #define QTEXTCODEC_P_H |
44 | |
45 | // |
46 | // W A R N I N G |
47 | // ------------- |
48 | // |
49 | // This file is not part of the Qt API. It exists for the convenience |
50 | // of the QTextCodec class. This header file may change from |
51 | // version to version without notice, or even be removed. |
52 | // |
53 | // We mean it. |
54 | // |
55 | |
56 | #include "qtextcodec.h" |
57 | #include <string.h> |
58 | |
59 | QT_BEGIN_NAMESPACE |
60 | |
61 | #ifndef QT_NO_TEXTCODEC |
62 | |
63 | typedef void (*QTextCodecStateFreeFunction)(QTextCodec::ConverterState*); |
64 | |
65 | struct QTextCodecUnalignedPointer |
66 | { |
67 | static inline QTextCodecStateFreeFunction decode(const uint *src) |
68 | { |
69 | quintptr data; |
70 | memcpy(&data, src, sizeof(data)); |
71 | return reinterpret_cast<QTextCodecStateFreeFunction>(data); |
72 | } |
73 | static inline void encode(uint *dst, QTextCodecStateFreeFunction fn) |
74 | { |
75 | quintptr data = reinterpret_cast<quintptr>(fn); |
76 | memcpy(dst, &data, sizeof(data)); |
77 | } |
78 | }; |
79 | |
80 | #else |
81 | |
82 | class QTextCodec |
83 | { |
84 | public: |
85 | enum ConversionFlag { |
86 | DefaultConversion, |
87 | ConvertInvalidToNull = 0x80000000, |
88 | IgnoreHeader = 0x1, |
89 | FreeFunction = 0x2 |
90 | }; |
91 | Q_DECLARE_FLAGS(ConversionFlags, ConversionFlag) |
92 | |
93 | struct ConverterState { |
94 | ConverterState(ConversionFlags f = DefaultConversion) |
95 | : flags(f), remainingChars(0), invalidChars(0), d(0) { state_data[0] = state_data[1] = state_data[2] = 0; } |
96 | ~ConverterState() { } |
97 | ConversionFlags flags; |
98 | int remainingChars; |
99 | int invalidChars; |
100 | uint state_data[3]; |
101 | void *d; |
102 | private: |
103 | Q_DISABLE_COPY(ConverterState) |
104 | }; |
105 | }; |
106 | |
107 | #endif //QT_NO_TEXTCODEC |
108 | |
109 | QT_END_NAMESPACE |
110 | |
111 | #endif |
112 | |