Check in the pristine copy of ICU 4.6...

icu46/source/i18n/csrsbcs.h

+/*
+ **********************************************************************
+ *   Copyright (C) 2005-2009, International Business Machines
+ *   Corporation and others.  All Rights Reserved.
+ **********************************************************************
+ */
+
+#ifndef __CSRSBCS_H
+#define __CSRSBCS_H
+
+#include "unicode/uobject.h"
+
+#if !UCONFIG_NO_CONVERSION
+
+#include "csrecog.h"
+
+U_NAMESPACE_BEGIN
+
+class NGramParser : public UMemory
+{
+private:
+    int32_t byteIndex;
+    int32_t ngram;
+
+    const int32_t *ngramList;
+    const uint8_t *charMap;
+
+    int32_t ngramCount;
+    int32_t hitCount;
+
+public:
+    NGramParser(const int32_t *theNgramList, const uint8_t *theCharMap);
+
+private:
+    /*
+    * Binary search for value in table, which must have exactly 64 entries.
+    */
+    int32_t search(const int32_t *table, int32_t value);
+
+    void lookup(int32_t thisNgram);
+    void addByte(int32_t b);
+    int32_t nextByte(InputText *det);
+
+public:
+    int32_t parse(InputText *det);
+
+};
+
+class CharsetRecog_sbcs : public CharsetRecognizer
+{
+protected:
+    UBool haveC1Bytes;
+
+public:
+    CharsetRecog_sbcs();
+
+    virtual ~CharsetRecog_sbcs();
+
+    virtual const char *getName() const = 0;
+
+    virtual int32_t match(InputText *det) = 0;
+
+    int32_t match_sbcs(InputText *det, const int32_t ngrams[], const uint8_t charMap[]);
+};
+
+class CharsetRecog_8859_1 : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_8859_1();
+
+    const char *getName() const;
+};
+
+class CharsetRecog_8859_2 : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_8859_2();
+
+    const char *getName() const;
+};
+
+class CharsetRecog_8859_5 : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_8859_5();
+
+    const char *getName() const;
+};
+
+class CharsetRecog_8859_6 : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_8859_6();
+
+    const char *getName() const;
+};
+
+class CharsetRecog_8859_7 : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_8859_7();
+
+    const char *getName() const;
+};
+
+class CharsetRecog_8859_8 : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_8859_8();
+        
+    virtual const char *getName() const;
+};
+
+class CharsetRecog_8859_9 : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_8859_9();
+
+    const char *getName() const;
+};
+
+class CharsetRecog_8859_1_en : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_en();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_1_da : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_da();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_1_de : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_de();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_1_es : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_es();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_1_fr : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_fr();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_1_it : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_it();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_1_nl : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_nl();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_1_no : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_no();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_1_pt : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_pt();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_1_sv : public CharsetRecog_8859_1
+{
+public:
+    virtual ~CharsetRecog_8859_1_sv();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_2_cs : public CharsetRecog_8859_2
+{
+public:
+    virtual ~CharsetRecog_8859_2_cs();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_2_hu : public CharsetRecog_8859_2
+{
+public:
+    virtual ~CharsetRecog_8859_2_hu();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_2_pl : public CharsetRecog_8859_2
+{
+public:
+    virtual ~CharsetRecog_8859_2_pl();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_2_ro : public CharsetRecog_8859_2
+{
+public:
+    virtual ~CharsetRecog_8859_2_ro();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_5_ru : public CharsetRecog_8859_5
+{
+public:
+    virtual ~CharsetRecog_8859_5_ru();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_6_ar : public CharsetRecog_8859_6
+{
+public:
+    virtual ~CharsetRecog_8859_6_ar();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_7_el : public CharsetRecog_8859_7
+{
+public:
+    virtual ~CharsetRecog_8859_7_el();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_8_I_he : public CharsetRecog_8859_8
+{
+public:
+    virtual ~CharsetRecog_8859_8_I_he();
+        
+    const char *getName() const;
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_8_he : public CharsetRecog_8859_8
+{
+public:
+    virtual ~CharsetRecog_8859_8_he ();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_8859_9_tr : public CharsetRecog_8859_9
+{
+public:
+    virtual ~CharsetRecog_8859_9_tr ();
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_windows_1256 : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_windows_1256();
+
+    const char *getName() const;
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_windows_1251 : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_windows_1251();
+
+    const char *getName() const;
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+
+class CharsetRecog_KOI8_R : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_KOI8_R();
+
+    const char *getName() const;
+
+    const char *getLanguage() const;
+
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_IBM424_he : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_IBM424_he();
+
+    const char *getLanguage() const;
+};
+
+class CharsetRecog_IBM424_he_rtl : public CharsetRecog_IBM424_he {
+public:
+    virtual ~CharsetRecog_IBM424_he_rtl();
+    
+    const char *getName() const;
+    
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_IBM424_he_ltr : public CharsetRecog_IBM424_he {
+    virtual ~CharsetRecog_IBM424_he_ltr();
+    
+    const char *getName() const;
+    
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_IBM420_ar : public CharsetRecog_sbcs
+{
+public:
+    virtual ~CharsetRecog_IBM420_ar();
+
+    const char *getLanguage() const;
+    
+protected:
+    void matchInit(InputText *textIn);
+    void matchFinish(InputText *textIn);
+    
+private:
+    uint8_t *prev_fInputBytes;
+    int32_t prev_fInputBytesLength;
+    UBool deleteBuffer;
+    
+    UBool isLamAlef(uint8_t b);
+    uint8_t *unshapeLamAlef(const uint8_t *inputBytes, int32_t inputBytesLength, int32_t &length);
+    uint8_t *unshape(const uint8_t *inputBytes, int32_t inputBytesLength, int32_t &length);
+};
+
+class CharsetRecog_IBM420_ar_rtl : public CharsetRecog_IBM420_ar {
+public:
+    virtual ~CharsetRecog_IBM420_ar_rtl();
+    
+    const char *getName() const;
+    
+    int32_t match(InputText *textIn);
+};
+
+class CharsetRecog_IBM420_ar_ltr : public CharsetRecog_IBM420_ar {
+    virtual ~CharsetRecog_IBM420_ar_ltr();
+    
+    const char *getName() const;
+    
+    int32_t match(InputText *textIn);
+};
+
+U_NAMESPACE_END
+
+#endif
+#endif /* __CSRSBCS_H */