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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html 
/* 
****************************************************************************** 
* 
*   Copyright (C) 1998-2006, International Business Machines 
*   Corporation and others.  All Rights Reserved. 
* 
****************************************************************************** 
* 
* File uprintf.h 
* 
* Modification History: 
* 
*   Date        Name        Description 
*   11/19/98    stephen        Creation. 
*   03/12/99    stephen     Modified for new C API. 
****************************************************************************** 
*/ 
 
#ifndef UPRINTF_H 
#define UPRINTF_H 
 
#include "unicode/utypes.h" 
 
#if !UCONFIG_NO_FORMATTING 
 
#include "unicode/ustdio.h" 
#include "ufmt_cmn.h" 
#include "locbund.h" 
 
/** 
 * Struct encapsulating a single uprintf format specification. 
 */ 
typedef struct u_printf_spec_info { 
  int32_t    fPrecision;    /* Precision  */ 
  int32_t    fWidth;        /* Width  */ 
 
  UChar     fOrigSpec;      /* Conversion specification */ 
  UChar     fSpec;          /* Conversion specification */ 
  UChar     fPadChar;       /* Padding character  */ 
 
  UBool     fAlt;           /* # flag  */ 
  UBool     fSpace;         /* Space flag  */ 
  UBool     fLeft;          /* - flag  */ 
  UBool     fShowSign;      /* + flag  */ 
  UBool     fZero;          /* 0 flag  */ 
 
  UBool     fIsLongDouble;  /* L flag  */ 
  UBool     fIsShort;       /* h flag  */ 
  UBool     fIsLong;        /* l flag  */ 
  UBool     fIsLongLong;    /* ll flag  */ 
} u_printf_spec_info; 
 
typedef int32_t U_EXPORT2 
u_printf_write_stream(void          *context, 
                      const UChar   *str, 
                      int32_t       count); 
 
typedef int32_t U_EXPORT2 
u_printf_pad_and_justify_stream(void                        *context, 
                                const u_printf_spec_info    *info, 
                                const UChar                 *result, 
                                int32_t                     resultLen); 
 
typedef struct u_printf_stream_handler { 
    u_printf_write_stream *write; 
    u_printf_pad_and_justify_stream *pad_and_justify; 
} u_printf_stream_handler; 
 
/* Used by sprintf */ 
typedef struct u_localized_print_string { 
    UChar     *str;     /* Place to write the string */ 
    int32_t   available;/* Number of codeunits available to write to */ 
    int32_t   len;      /* Maximum number of code units that can be written to output */ 
 
    ULocaleBundle  fBundle;     /* formatters */ 
} u_localized_print_string; 
 
#define UP_PERCENT 0x0025 
 
/** 
 * Parse a single u_printf format string. 
 * @param fmt A pointer to a '%' character in a u_printf format specification. 
 * @param spec A pointer to a <TT>u_printf_spec</TT> to receive the parsed 
 * format specifier. 
 * @param locStringContext If present, will make sure that it will only write 
 *          to the buffer when space is available. It's done this way because 
 *          va_list sometimes can't be passed by pointer. 
 * @return The number of characters contained in this specifier. 
 */ 
U_CFUNC int32_t 
u_printf_parse(const u_printf_stream_handler *streamHandler, 
               const UChar     *fmt, 
               void            *context, 
               u_localized_print_string *locStringContext, 
               ULocaleBundle   *formatBundle, 
               int32_t         *written, 
               va_list         ap); 
 
#endif /* #if !UCONFIG_NO_FORMATTING */ 
 
#endif