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133 lines
3.4 KiB
C
133 lines
3.4 KiB
C
/*
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*******************************************************************************
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*
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* Copyright (C) 1998-2010, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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*******************************************************************************
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*
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* File ufile.h
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*
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* Modification History:
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*
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* Date Name Description
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* 12/01/98 stephen Creation.
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* 03/12/99 stephen Modified for new C API.
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*******************************************************************************
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*/
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#ifndef UFILE_H
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#define UFILE_H
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#include "unicode/utypes.h"
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#include "unicode/ucnv.h"
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#include "unicode/utrans.h"
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#include "locbund.h"
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/* The buffer size for fromUnicode calls */
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#define UFILE_CHARBUFFER_SIZE 1024
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/* The buffer size for toUnicode calls */
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#define UFILE_UCHARBUFFER_SIZE 1024
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/* A UFILE */
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#if !UCONFIG_NO_TRANSLITERATION
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typedef struct {
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UChar *buffer; /* Beginning of buffer */
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int32_t capacity; /* Capacity of buffer */
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int32_t pos; /* Beginning of untranslitted data */
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int32_t length; /* Length *from beginning of buffer* of untranslitted data */
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UTransliterator *translit;
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} UFILETranslitBuffer;
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#endif
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typedef struct u_localized_string {
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UChar *fPos; /* current pos in fUCBuffer */
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const UChar *fLimit; /* data limit in fUCBuffer */
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UChar *fBuffer; /* Place to write the string */
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#if !UCONFIG_NO_FORMATTING
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ULocaleBundle fBundle; /* formatters */
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#endif
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} u_localized_string;
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struct UFILE {
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#if !UCONFIG_NO_TRANSLITERATION
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UFILETranslitBuffer *fTranslit;
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#endif
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FILE *fFile; /* the actual filesystem interface */
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UConverter *fConverter; /* for codeset conversion */
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u_localized_string str; /* struct to handle strings for number formatting */
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UChar fUCBuffer[UFILE_UCHARBUFFER_SIZE];/* buffer used for toUnicode */
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UBool fOwnFile; /* TRUE if fFile should be closed */
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int32_t fFileno; /* File number. Useful to determine if it's stdin. */
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};
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/**
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* Like u_file_write but takes a flush parameter
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*/
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U_CFUNC int32_t U_EXPORT2
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u_file_write_flush( const UChar *chars,
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int32_t count,
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UFILE *f,
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UBool flushIO,
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UBool flushTranslit);
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/**
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* Fill a UFILE's buffer with converted codepage data.
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* @param f The UFILE containing the buffer to fill.
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*/
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void
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ufile_fill_uchar_buffer(UFILE *f);
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/**
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* Get one code unit and detect whether the end of file has been reached.
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* @param f The UFILE containing the characters.
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* @param ch The read in character
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* @return TRUE if the character is valid, or FALSE when EOF has been detected
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*/
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U_CFUNC UBool U_EXPORT2
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ufile_getch(UFILE *f, UChar *ch);
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/**
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* Get one character and detect whether the end of file has been reached.
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* @param f The UFILE containing the characters.
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* @param ch The read in character
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* @return TRUE if the character is valid, or FALSE when EOF has been detected
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*/
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U_CFUNC UBool U_EXPORT2
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ufile_getch32(UFILE *f, UChar32 *ch);
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/**
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* Close out the transliterator and flush any data therein.
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* @param f flu
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*/
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void
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ufile_close_translit(UFILE *f);
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/**
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* Flush the buffer in the transliterator
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* @param f UFile to flush
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*/
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void
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ufile_flush_translit(UFILE *f);
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/**
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* Flush the IO buffer
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* @param f UFile to flush
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*/
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void
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ufile_flush_io(UFILE *f);
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#endif
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