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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
*
* Copyright (C) 1998-2014, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
*
* File ufile.h
*
* Modification History:
*
* Date Name Description
* 12/01/98 stephen Creation.
* 03/12/99 stephen Modified for new C API.
*******************************************************************************
*/
#ifndef UFILE_H
#define UFILE_H
#include "unicode/utypes.h"
#if !UCONFIG_NO_CONVERSION
#include <stdio.h>
#include "unicode/ucnv.h"
#include "unicode/utrans.h"
#include "locbund.h"
/* The buffer size for fromUnicode calls */
#define UFILE_CHARBUFFER_SIZE 1024
/* The buffer size for toUnicode calls */
#define UFILE_UCHARBUFFER_SIZE 1024
/* A UFILE */
#if !UCONFIG_NO_TRANSLITERATION
typedef struct {
UChar *buffer; /* Beginning of buffer */
int32_t capacity; /* Capacity of buffer */
int32_t pos; /* Beginning of untranslitted data */
int32_t length; /* Length *from beginning of buffer* of untranslitted data */
UTransliterator *translit;
} UFILETranslitBuffer;
#endif
typedef struct u_localized_string {
UChar *fPos; /* current pos in fUCBuffer */
const UChar *fLimit; /* data limit in fUCBuffer */
UChar *fBuffer; /* Place to write the string */
#if !UCONFIG_NO_FORMATTING
ULocaleBundle fBundle; /* formatters */
#endif
} u_localized_string;
struct UFILE {
#if !UCONFIG_NO_TRANSLITERATION
UFILETranslitBuffer *fTranslit;
#endif
FILE *fFile; /* the actual filesystem interface */
UConverter *fConverter; /* for codeset conversion */
u_localized_string str; /* struct to handle strings for number formatting */
UChar fUCBuffer[UFILE_UCHARBUFFER_SIZE];/* buffer used for toUnicode */
UBool fOwnFile; /* TRUE if fFile should be closed */
int32_t fFileno; /* File number. Useful to determine if it's stdin. */
};
/**
* Like u_file_write but takes a flush parameter
*/
U_CFUNC int32_t U_EXPORT2
u_file_write_flush( const UChar *chars,
int32_t count,
UFILE *f,
UBool flushIO,
UBool flushTranslit);
/**
* Fill a UFILE's buffer with converted codepage data.
* @param f The UFILE containing the buffer to fill.
*/
void
ufile_fill_uchar_buffer(UFILE *f);
/**
* Get one code unit and detect whether the end of file has been reached.
* @param f The UFILE containing the characters.
* @param ch The read in character
* @return TRUE if the character is valid, or FALSE when EOF has been detected
*/
U_CFUNC UBool U_EXPORT2
ufile_getch(UFILE *f, UChar *ch);
/**
* Get one character and detect whether the end of file has been reached.
* @param f The UFILE containing the characters.
* @param ch The read in character
* @return TRUE if the character is valid, or FALSE when EOF has been detected
*/
U_CFUNC UBool U_EXPORT2
ufile_getch32(UFILE *f, UChar32 *ch);
/**
* Close out the transliterator and flush any data therein.
* @param f flu
*/
void
ufile_close_translit(UFILE *f);
/**
* Flush the buffer in the transliterator
* @param f UFile to flush
*/
void
ufile_flush_translit(UFILE *f);
/**
* Flush the IO buffer
* @param f UFile to flush
*/
void
ufile_flush_io(UFILE *f);
#endif
#endif
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