/usr/include/codeblocks/nsSBCharSetProber.h is in codeblocks-dev 13.12-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#ifndef nsSingleByteCharSetProber_h__
#define nsSingleByteCharSetProber_h__
#include "nsCharSetProber.h"
#define SAMPLE_SIZE 64
#define SB_ENOUGH_REL_THRESHOLD 1024
#define POSITIVE_SHORTCUT_THRESHOLD (float)0.95
#define NEGATIVE_SHORTCUT_THRESHOLD (float)0.05
#define SYMBOL_CAT_ORDER 250
#define NUMBER_OF_SEQ_CAT 4
#define POSITIVE_CAT (NUMBER_OF_SEQ_CAT-1)
#define NEGATIVE_CAT 0
typedef struct
{
const unsigned char* const charToOrderMap; // [256] table use to find a char's order
const uint8_t* const precedenceMatrix; // [SAMPLE_SIZE][SAMPLE_SIZE]; table to find a 2-char sequence's frequency
float mTypicalPositiveRatio; // = freqSeqs / totalSeqs
bool keepEnglishLetter; // says if this script contains English characters (not implemented)
const char* const charsetName;
} SequenceModel;
class nsSingleByteCharSetProber : public nsCharSetProber{
public:
nsSingleByteCharSetProber(const SequenceModel *model)
:mModel(model), mReversed(false), mNameProber(0) { Reset(); }
nsSingleByteCharSetProber(const SequenceModel *model, bool reversed, nsCharSetProber* nameProber)
:mModel(model), mReversed(reversed), mNameProber(nameProber) { Reset(); }
virtual const char* GetCharSetName();
virtual nsProbingState HandleData(const char* aBuf, uint32_t aLen);
virtual nsProbingState GetState(void) {return mState;}
virtual void Reset(void);
virtual float GetConfidence(void);
// This feature is not implemented yet. any current language model
// contain this parameter as false. No one is looking at this
// parameter or calling this method.
// Moreover, the nsSBCSGroupProber which calls the HandleData of this
// prober has a hard-coded call to FilterWithoutEnglishLetters which gets rid
// of the English letters.
bool KeepEnglishLetters() {return mModel->keepEnglishLetter;} // (not implemented)
#ifdef DEBUG_chardet
virtual void DumpStatus();
#endif
protected:
nsProbingState mState;
const SequenceModel* const mModel;
const bool mReversed; // true if we need to reverse every pair in the model lookup
//char order of last character
unsigned char mLastOrder;
uint32_t mTotalSeqs;
uint32_t mSeqCounters[NUMBER_OF_SEQ_CAT];
uint32_t mTotalChar;
//characters that fall in our sampling range
uint32_t mFreqChar;
// Optional auxiliary prober for name decision. created and destroyed by the GroupProber
nsCharSetProber* mNameProber;
};
extern const SequenceModel Koi8rModel;
extern const SequenceModel Win1251Model;
extern const SequenceModel Latin5Model;
extern const SequenceModel MacCyrillicModel;
extern const SequenceModel Ibm866Model;
extern const SequenceModel Ibm855Model;
extern const SequenceModel Latin7Model;
extern const SequenceModel Win1253Model;
extern const SequenceModel Latin5BulgarianModel;
extern const SequenceModel Win1251BulgarianModel;
extern const SequenceModel Latin2HungarianModel;
extern const SequenceModel Win1250HungarianModel;
extern const SequenceModel Win1255Model;
extern const SequenceModel TIS620ThaiModel;
#endif /* nsSingleByteCharSetProber_h__ */
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