intl/icu/source/common/uinvchar.h@fc2d59ddac77 (annotated)
intl/icu/source/common/uinvchar.h
Wed, 31 Dec 2014 07:22:50 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 07:22:50 +0100
- branch
- TOR_BUG_3246
- changeset 4
- fc2d59ddac77
- permissions
- -rw-r--r--
Correct previous dual key logic pending first delivery installment.
| michael@0 | 1 | /* |
| michael@0 | 2 | ******************************************************************************* |
| michael@0 | 3 | * |
| michael@0 | 4 | * Copyright (C) 1999-2010, International Business Machines |
| michael@0 | 5 | * Corporation and others. All Rights Reserved. |
| michael@0 | 6 | * |
| michael@0 | 7 | ******************************************************************************* |
| michael@0 | 8 | * file name: uinvchar.h |
| michael@0 | 9 | * encoding: US-ASCII |
| michael@0 | 10 | * tab size: 8 (not used) |
| michael@0 | 11 | * indentation:2 |
| michael@0 | 12 | * |
| michael@0 | 13 | * created on: 2004sep14 |
| michael@0 | 14 | * created by: Markus W. Scherer |
| michael@0 | 15 | * |
| michael@0 | 16 | * Definitions for handling invariant characters, moved here from putil.c |
| michael@0 | 17 | * for better modularization. |
| michael@0 | 18 | */ |
| michael@0 | 19 | |
| michael@0 | 20 | #ifndef __UINVCHAR_H__ |
| michael@0 | 21 | #define __UINVCHAR_H__ |
| michael@0 | 22 | |
| michael@0 | 23 | #include "unicode/utypes.h" |
| michael@0 | 24 | |
| michael@0 | 25 | /** |
| michael@0 | 26 | * Check if a char string only contains invariant characters. |
| michael@0 | 27 | * See utypes.h for details. |
| michael@0 | 28 | * |
| michael@0 | 29 | * @param s Input string pointer. |
| michael@0 | 30 | * @param length Length of the string, can be -1 if NUL-terminated. |
| michael@0 | 31 | * @return TRUE if s contains only invariant characters. |
| michael@0 | 32 | * |
| michael@0 | 33 | * @internal (ICU 2.8) |
| michael@0 | 34 | */ |
| michael@0 | 35 | U_INTERNAL UBool U_EXPORT2 |
| michael@0 | 36 | uprv_isInvariantString(const char *s, int32_t length); |
| michael@0 | 37 | |
| michael@0 | 38 | /** |
| michael@0 | 39 | * Check if a Unicode string only contains invariant characters. |
| michael@0 | 40 | * See utypes.h for details. |
| michael@0 | 41 | * |
| michael@0 | 42 | * @param s Input string pointer. |
| michael@0 | 43 | * @param length Length of the string, can be -1 if NUL-terminated. |
| michael@0 | 44 | * @return TRUE if s contains only invariant characters. |
| michael@0 | 45 | * |
| michael@0 | 46 | * @internal (ICU 2.8) |
| michael@0 | 47 | */ |
| michael@0 | 48 | U_INTERNAL UBool U_EXPORT2 |
| michael@0 | 49 | uprv_isInvariantUString(const UChar *s, int32_t length); |
| michael@0 | 50 | |
| michael@0 | 51 | /** |
| michael@0 | 52 | * \def U_UPPER_ORDINAL |
| michael@0 | 53 | * Get the ordinal number of an uppercase invariant character |
| michael@0 | 54 | * @internal |
| michael@0 | 55 | */ |
| michael@0 | 56 | #if U_CHARSET_FAMILY==U_ASCII_FAMILY |
| michael@0 | 57 | # define U_UPPER_ORDINAL(x) ((x)-'A') |
| michael@0 | 58 | #elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY |
| michael@0 | 59 | # define U_UPPER_ORDINAL(x) (((x) < 'J') ? ((x)-'A') : \ |
| michael@0 | 60 | (((x) < 'S') ? ((x)-'J'+9) : \ |
| michael@0 | 61 | ((x)-'S'+18))) |
| michael@0 | 62 | #else |
| michael@0 | 63 | # error Unknown charset family! |
| michael@0 | 64 | #endif |
| michael@0 | 65 | |
| michael@0 | 66 | /** |
| michael@0 | 67 | * Compare two EBCDIC invariant-character strings in ASCII order. |
| michael@0 | 68 | * @internal |
| michael@0 | 69 | */ |
| michael@0 | 70 | U_INTERNAL int32_t U_EXPORT2 |
| michael@0 | 71 | uprv_compareInvEbcdicAsAscii(const char *s1, const char *s2); |
| michael@0 | 72 | |
| michael@0 | 73 | /** |
| michael@0 | 74 | * \def uprv_compareInvCharsAsAscii |
| michael@0 | 75 | * Compare two invariant-character strings in ASCII order. |
| michael@0 | 76 | * @internal |
| michael@0 | 77 | */ |
| michael@0 | 78 | #if U_CHARSET_FAMILY==U_ASCII_FAMILY |
| michael@0 | 79 | # define uprv_compareInvCharsAsAscii(s1, s2) uprv_strcmp(s1, s2) |
| michael@0 | 80 | #elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY |
| michael@0 | 81 | # define uprv_compareInvCharsAsAscii(s1, s2) uprv_compareInvEbcdicAsAscii(s1, s2) |
| michael@0 | 82 | #else |
| michael@0 | 83 | # error Unknown charset family! |
| michael@0 | 84 | #endif |
| michael@0 | 85 | |
| michael@0 | 86 | /** |
| michael@0 | 87 | * Converts an EBCDIC invariant character to lowercase ASCII. |
| michael@0 | 88 | * @internal |
| michael@0 | 89 | */ |
| michael@0 | 90 | U_INTERNAL char U_EXPORT2 |
| michael@0 | 91 | uprv_ebcdicToLowercaseAscii(char c); |
| michael@0 | 92 | |
| michael@0 | 93 | /** |
| michael@0 | 94 | * \def uprv_invCharToLowercaseAscii |
| michael@0 | 95 | * Converts an invariant character to lowercase ASCII. |
| michael@0 | 96 | * @internal |
| michael@0 | 97 | */ |
| michael@0 | 98 | #if U_CHARSET_FAMILY==U_ASCII_FAMILY |
| michael@0 | 99 | # define uprv_invCharToLowercaseAscii uprv_asciitolower |
| michael@0 | 100 | #elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY |
| michael@0 | 101 | # define uprv_invCharToLowercaseAscii uprv_ebcdicToLowercaseAscii |
| michael@0 | 102 | #else |
| michael@0 | 103 | # error Unknown charset family! |
| michael@0 | 104 | #endif |
| michael@0 | 105 | |
| michael@0 | 106 | /** |
| michael@0 | 107 | * Copy EBCDIC to ASCII |
| michael@0 | 108 | * @internal |
| michael@0 | 109 | * @see uprv_strncpy |
| michael@0 | 110 | */ |
| michael@0 | 111 | U_INTERNAL uint8_t* U_EXPORT2 |
| michael@0 | 112 | uprv_aestrncpy(uint8_t *dst, const uint8_t *src, int32_t n); |
| michael@0 | 113 | |
| michael@0 | 114 | |
| michael@0 | 115 | /** |
| michael@0 | 116 | * Copy ASCII to EBCDIC |
| michael@0 | 117 | * @internal |
| michael@0 | 118 | * @see uprv_strncpy |
| michael@0 | 119 | */ |
| michael@0 | 120 | U_INTERNAL uint8_t* U_EXPORT2 |
| michael@0 | 121 | uprv_eastrncpy(uint8_t *dst, const uint8_t *src, int32_t n); |
| michael@0 | 122 | |
| michael@0 | 123 | |
| michael@0 | 124 | |
| michael@0 | 125 | #endif |
