1 /* 2 ****************************************************************************** 3 * 4 * Copyright (C) 1998-2006, International Business Machines 5 * Corporation and others. All Rights Reserved. 6 * 7 ****************************************************************************** 8 * 9 * File uprintf.h 10 * 11 * Modification History: 12 * 13 * Date Name Description 14 * 11/19/98 stephen Creation. 15 * 03/12/99 stephen Modified for new C API. 16 ****************************************************************************** 17 */ 18 19 #ifndef UPRINTF_H 20 #define UPRINTF_H 21 22 #include "unicode/utypes.h" 23 24 #if !UCONFIG_NO_FORMATTING 25 26 #include "unicode/ustdio.h" 27 #include "ufmt_cmn.h" 28 #include "locbund.h" 29 30 /** 31 * Struct encapsulating a single uprintf format specification. 32 */ 33 typedef struct u_printf_spec_info { 34 int32_t fPrecision; /* Precision */ 35 int32_t fWidth; /* Width */ 36 37 UChar fOrigSpec; /* Conversion specification */ 38 UChar fSpec; /* Conversion specification */ 39 UChar fPadChar; /* Padding character */ 40 41 UBool fAlt; /* # flag */ 42 UBool fSpace; /* Space flag */ 43 UBool fLeft; /* - flag */ 44 UBool fShowSign; /* + flag */ 45 UBool fZero; /* 0 flag */ 46 47 UBool fIsLongDouble; /* L flag */ 48 UBool fIsShort; /* h flag */ 49 UBool fIsLong; /* l flag */ 50 UBool fIsLongLong; /* ll flag */ 51 } u_printf_spec_info; 52 53 typedef int32_t U_EXPORT2 54 u_printf_write_stream(void *context, 55 const UChar *str, 56 int32_t count); 57 58 typedef int32_t U_EXPORT2 59 u_printf_pad_and_justify_stream(void *context, 60 const u_printf_spec_info *info, 61 const UChar *result, 62 int32_t resultLen); 63 64 typedef struct u_printf_stream_handler { 65 u_printf_write_stream *write; 66 u_printf_pad_and_justify_stream *pad_and_justify; 67 } u_printf_stream_handler; 68 69 /* Used by sprintf */ 70 typedef struct u_localized_print_string { 71 UChar *str; /* Place to write the string */ 72 int32_t available;/* Number of codeunits available to write to */ 73 int32_t len; /* Maximum number of code units that can be written to output */ 74 75 ULocaleBundle fBundle; /* formatters */ 76 } u_localized_print_string; 77 78 #define UP_PERCENT 0x0025 79 80 /** 81 * Parse a single u_printf format string. 82 * @param fmt A pointer to a '%' character in a u_printf format specification. 83 * @param spec A pointer to a <TT>u_printf_spec</TT> to receive the parsed 84 * format specifier. 85 * @param locStringContext If present, will make sure that it will only write 86 * to the buffer when space is available. It's done this way because 87 * va_list sometimes can't be passed by pointer. 88 * @return The number of characters contained in this specifier. 89 */ 90 U_CFUNC int32_t 91 u_printf_parse(const u_printf_stream_handler *streamHandler, 92 const UChar *fmt, 93 void *context, 94 u_localized_print_string *locStringContext, 95 ULocaleBundle *formatBundle, 96 int32_t *written, 97 va_list ap); 98 99 #endif /* #if !UCONFIG_NO_FORMATTING */ 100 101 #endif 102