| /* |
| ****************************************************************************** |
| * |
| * Copyright (C) 1998-2001, International Business Machines |
| * Corporation and others. All Rights Reserved. |
| * |
| ****************************************************************************** |
| * |
| * File ufmt_cmn.h |
| * |
| * Modification History: |
| * |
| * Date Name Description |
| * 12/02/98 stephen Creation. |
| * 03/12/99 stephen Modified for new C API. |
| * 03/15/99 stephen Added defaultCPToUnicode, unicodeToDefaultCP |
| ****************************************************************************** |
| */ |
| |
| #ifndef UFMT_CMN_H |
| #define UFMT_CMN_H |
| |
| #include "unicode/utypes.h" |
| |
| /** |
| * Enum representing the possible argument types for uprintf/uscanf |
| */ |
| enum ufmt_type_info |
| { |
| ufmt_empty = 0, |
| ufmt_simple_percent, /* %% do nothing */ |
| ufmt_count, /* special flag for count */ |
| ufmt_int, /* int */ |
| ufmt_char, /* int, cast to char */ |
| ufmt_wchar, /* wchar_t */ |
| ufmt_string, /* char* */ |
| ufmt_wstring, /* wchar_t* */ |
| ufmt_pointer, /* void* */ |
| ufmt_float, /* float */ |
| ufmt_double, /* double */ |
| ufmt_date, /* Date */ |
| ufmt_uchar, /* int, cast to UChar */ |
| ufmt_ustring, /* UChar* */ |
| ufmt_last |
| }; |
| typedef enum ufmt_type_info ufmt_type_info; |
| |
| /** |
| * Union representing a uprintf/uscanf argument |
| */ |
| union ufmt_args { |
| signed int intValue; /* int, UChar */ /* TODO: Should int32_t be used instead of int? */ |
| float floatValue; /* float */ |
| double doubleValue; /* double */ |
| void *ptrValue; /* any pointer - void*, char*, wchar_t*, UChar* */ |
| wchar_t wcharValue; /* wchar_t */ /* TODO: Should wchar_t be used? */ |
| UDate dateValue; /* Date */ |
| }; |
| typedef union ufmt_args ufmt_args; |
| |
| /** |
| * Macro for determining the minimum of two numbers. |
| * @param a An integer |
| * @param b An integer |
| * @return <TT>a</TT> if </TT>a < b</TT>, <TT>b</TT> otherwise |
| */ |
| #define ufmt_min(a,b) ((a) < (b) ? (a) : (b)) |
| |
| /** |
| * Convert a UChar in a some radix to an integer value. |
| * @param c The UChar to convert. |
| * @return The integer value of <TT>c</TT>. |
| */ |
| int |
| ufmt_digitvalue(UChar c); |
| |
| /** |
| * Determine if a UChar is a digit for a specified radix. |
| * @param c The UChar to check. |
| * @param radix The desired radix. |
| * @return TRUE if <TT>c</TT> is a digit in <TT>radix</TT>, FALSE otherwise. |
| */ |
| UBool |
| ufmt_isdigit(UChar c, |
| int32_t radix); |
| |
| /** |
| * Convert a long to a UChar* in a specified radix |
| * @param buffer The target buffer |
| * @param len On input, the size of <TT>buffer</TT>. On output, |
| * the number of UChars written to <TT>buffer</TT>. |
| * @param value The value to be converted |
| * @param radix The desired radix |
| * @param uselower TRUE means lower case will be used, FALSE means upper case |
| * @param minDigits The minimum number of digits for for the formatted number, |
| * which will be padded with zeroes. -1 means do not pad. |
| */ |
| void |
| ufmt_ltou(UChar *buffer, |
| int32_t *len, |
| uint32_t value, |
| uint32_t radix, |
| UBool uselower, |
| int32_t minDigits); |
| |
| /** |
| * Convert a UChar* in a specified radix to a long. |
| * @param buffer The target buffer |
| * @param len On input, the size of <TT>buffer</TT>. On output, |
| * the number of UChars read from <TT>buffer</TT>. |
| * @param radix The desired radix |
| * @return The numeric value. |
| */ |
| long |
| ufmt_utol(const UChar *buffer, |
| int32_t *len, |
| int32_t radix); |
| |
| /** |
| * Determine if a UChar is a whitespace character. |
| * @param c The UChar to test. |
| * @return TRUE if the UChar is a space (U+0020), tab (U+0009), |
| * carriage-return (U+000D), newline (U+000A), vertical-tab (U+000B), |
| * form-feed (U+000C), or any other Unicode-defined space, line, or paragraph |
| * separator. |
| */ |
| UBool |
| ufmt_isws(UChar c); |
| |
| /** |
| * Convert a string from the default codepage to Unicode. |
| * @param s The string to convert, in the default codepage. |
| * @param len The number of characters in s. |
| * @return A pointer to a newly allocated converted version of s, or 0 |
| * on error. |
| */ |
| UChar* |
| ufmt_defaultCPToUnicode(const char *s, |
| int32_t len); |
| |
| |
| /** |
| * Convert a string from the Unicode to the default codepage. |
| * @param s The string to convert. |
| * @param len The number of characters in s. |
| * @return A pointer to a newly allocated converted version of s, or 0 |
| * on error. |
| */ |
| char* |
| ufmt_unicodeToDefaultCP(const UChar *s, |
| int32_t len); |
| |
| #endif |
| |
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