зеркало из https://github.com/mozilla/gecko-dev.git
487 строки
16 KiB
C
487 строки
16 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef _NLSUNI_H
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#define _NLSUNI_H
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#include "nlsxp.h"
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#ifdef NLS_CPLUSPLUS
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#include "unistring.h"
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#include "unicode.h"
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#endif
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NLS_BEGIN_PROTOS
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/**************************** Types *********************************/
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/**
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* LESS is returned if source string is compared to be less than target
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* string in the compare() method.
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* EQUAL is returned if source string is compared to be equal to target
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* string in the compare() method.
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* GREATER is returned if source string is compared to be greater than
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* target string in the compare() method.
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*/
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typedef int NLS_ComparisonResult;
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enum _NLS_ComparisonResult {
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NLS_LESS = -1,
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NLS_EQUAL = 0,
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NLS_GREATER = 1
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};
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/**
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* Public data for enumerated Unicode general category types
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*/
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typedef int NLS_UniCharType;
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enum _NLS_UniCharType {
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NLS_UNASSIGNED = 0,
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NLS_UPPERCASE_LETTER = 1,
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NLS_LOWERCASE_LETTER = 2,
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NLS_TITLECASE_LETTER = 3,
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NLS_MODIFIER_LETTER = 4,
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NLS_OTHER_LETTER = 5,
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NLS_NON_SPACING_MARK = 6,
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NLS_ENCLOSING_MARK = 7,
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NLS_COMBINING_SPACING_MARK = 8,
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NLS_DECIMAL_DIGIT_NUMBER = 9,
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NLS_LETTER_NUMBER = 10,
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NLS_OTHER_NUMBER = 11,
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NLS_SPACE_SEPARATOR = 12,
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NLS_LINE_SEPARATOR = 13,
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NLS_PARAGRAPH_SEPARATOR = 14,
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NLS_CONTROL = 15,
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NLS_FORMAT = 16,
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NLS_PRIVATE_USE = 17,
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NLS_SURROGATE = 18,
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NLS_DASH_PUNCTUATION = 19,
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NLS_START_PUNCTUATION = 20,
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NLS_END_PUNCTUATION = 21,
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NLS_CONNECTOR_PUNCTUATION = 22,
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NLS_OTHER_PUNCTUATION = 23,
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NLS_MATH_SYMBOL = 24,
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NLS_CURRENCY_SYMBOL = 25,
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NLS_MODIFIER_SYMBOL = 26,
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NLS_OTHER_SYMBOL = 27,
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NLS_GENERAL_TYPES_COUNT = 28
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};
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/* UnicodeString is the basic type which replaces the char* datatype.
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- A UnicodeString is an opaque data type, the Unicode String Accessors must be
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used to access the data.
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*/
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#ifndef NLS_CPLUSPLUS
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typedef struct _UnicodeString UnicodeString;
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#endif
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/********************* UnicodeString Constructor functions *******************************/
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/* Constructors for UnicodeStrings, an Empty Unicode String */
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_NewUnicodeString(UnicodeString ** result);
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/* Constructors for UnicodeStrings, a copy of an Unicode String */
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_NewUnicodeStringFromUnicodeString(UnicodeString ** result,
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const UnicodeString * source);
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/* Constructors for UnicodeStrings, a copy of an UniChar[] */
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_NewUnicodeStringFromUniChar(UnicodeString ** result,
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const UniChar * that, size_t thatLength);
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/* Constructors for UnicodeStrings, a copy of a Char[] */
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_NewUnicodeStringFromChar(UnicodeString ** result,
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const char * that, const char * from_charset);
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/********************* UnicodeString Destructor functions *******************************/
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/* Destructor for an UnicodeStrings */
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_DeleteUnicodeString(UnicodeString * that);
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/********************* UnicodeString easy conversion functions *******************************/
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NLSUNIAPI_PUBLIC(size_t)
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NLS_CharSizeForUnicodeString(const UnicodeString * source, const char * to_charset);
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_CharFromUnicodeString(const UnicodeString * source,
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char * buffer, size_t bufferLength,
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const char * to_charset);
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/********************* UnicodeString Comparison functions *******************************/
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/** Compares a UnicodeString to something else
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* All versions of compare() do bitwise comparison; internationally-
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* sensitive comparison requires the NLS_Collation API's. */
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/* Comparison for two UnicodeStrings */
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NLSUNIAPI_PUBLIC(NLS_ComparisonResult)
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NLS_UnicodeStringCompare(const UnicodeString * source, const UnicodeString * target);
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/* Comparison offsets for two UnicodeStrings */
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NLSUNIAPI_PUBLIC(NLS_ComparisonResult)
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NLS_UnicodeStringCompareOffset(const UnicodeString * source, TextOffset sourceOffset,
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size_t sourcelength, const UnicodeString * target,
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TextOffset targetOffset, size_t targetLength);
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/* Comparison offsets for two UnicodeStrings */
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NLSUNIAPI_PUBLIC(NLS_ComparisonResult)
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NLS_UnicodeStringCompareRange(const UnicodeString * source, TextOffset sourceStartOffset,
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TextOffset sourceEndOffset, const UnicodeString * target,
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TextOffset targetStartOffset, TextOffset targetEndOffset);
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/* Comparison to a UniChar[] */
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NLSUNIAPI_PUBLIC(NLS_ComparisonResult)
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NLS_UnicodeStringCompareToUniChar(const UnicodeString * source,
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const UniChar * target, size_t targetLength);
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/* Case Insensitive comparison */
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/* Comparison UnicodeString */
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NLSUNIAPI_PUBLIC(NLS_ComparisonResult)
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NLS_UnicodeStringCompareIgnoreCase(const UnicodeString * source, const UnicodeString * target);
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/* Comparison to a UniChar[] */
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NLSUNIAPI_PUBLIC(NLS_ComparisonResult)
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NLS_UnicodeStringCompareIgnoreCaseToUniChar(const UnicodeString * source,
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const UniChar * target, size_t targetLength);
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/********************* UnicodeString Binary Operator functions *******************************/
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/* Equal for two UnicodeStrings */
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UnicodeStringEqual(const UnicodeString * source, const UnicodeString * target);
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/* Not Equal for two UnicodeStrings */
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UnicodeStringNotEqual(const UnicodeString * source, const UnicodeString * target);
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/* Greater Than for two UnicodeStrings */
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UnicodeStringGreaterThan(const UnicodeString * source, const UnicodeString * target);
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/* Less Than for two UnicodeStrings */
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UnicodeStringLessThan(const UnicodeString * source, const UnicodeString * target);
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/* Empty UnicodeStrings */
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UnicodeStringIsEmpty(const UnicodeString * source);
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/********************* UnicodeString Accessor functions *******************************/
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/** Allows UnicodeString to be used with interfaces that use UniChar*.
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* Returns a pointer to the UnicodeString's internal storage. This
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* storage is still owned by the UnicodeString, and the caller is not
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* allowed to change it. The string returned by this function is
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* correctly null-terminated. */
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NLSUNIAPI_PUBLIC(const UniChar *)
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NLS_UnicodeStringAccessUniCharArray(const UnicodeString * source);
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/** Return the UniChar at the given index
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*/
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NLSUNIAPI_PUBLIC(UniChar)
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NLS_UnicodeStringIndexUniChar(const UnicodeString * source, TextOffset offset);
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/** Extract a substring
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* Extracts the specified substring of the UnicodeString into the
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* storage referred to by extractInto. */
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringSubstring(const UnicodeString * source,
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TextOffset thisOffset, size_t thisLength,
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UnicodeString * result);
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/** Extract a substring
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* The UniChar[] extractInto must be at least thislength+1
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringSubstringUniChar(const UnicodeString * source,
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TextOffset thisOffset, size_t thisLength,
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UniChar * extractInto);
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/** Extract a substring
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* Same as extract(), but the substring is specified as starting and
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* ending offsets (the range is [thisStart, thisEnd) ), rather than
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* as a starting offset and a length. */
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringSubstringBetween(const UnicodeString * source,
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TextOffset thisStart, TextOffset thisEnd,
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UnicodeString * result);
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/** Concatenate UnicodeStrings
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringConcatenateUnicodeString(UnicodeString * target,
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const UnicodeString * source);
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/** Concatenate a UniChar[]
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringConcatenateUniChar(UnicodeString * target,
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const UniChar * source);
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/** Insert a UnicodeString
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringInsertUnicodeString(UnicodeString * target,
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TextOffset thisOffset,
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const UnicodeString* source);
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/** Insert a UniChar[]
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringInsertUniChar(UnicodeString * target,
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TextOffset thisOffset,
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const UniChar * source);
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/** delete characters,
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringRemove(UnicodeString * target,
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TextOffset offset, size_t length);
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/** delete characters
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* Same as remove(), but the range of characters to delete is specified
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* as a pair of starting and ending offsets [start, end), rather than
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* a starting offset and a character count. */
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringRemoveBetween(UnicodeString * target,
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TextOffset start, TextOffset end);
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/** Replace Range, for UnicodeString, UniChar[], and Char[]
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringReplace(UnicodeString * target,
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TextOffset targetOffset, size_t targetLength,
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const UnicodeString * source,
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TextOffset sourceOffset, size_t sourceLength);
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringReplaceUniChar(UnicodeString * target,
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TextOffset targetOffset, size_t targetLength,
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const UniChar * source, size_t sourceLength);
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/** replace characters
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* Same as replace(), but the affected subranges are specified as
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* pairs of starting and ending offsets ( [start, end) ) rather than
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* starting offsets and lengths. */
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringReplaceBetween(UnicodeString * target,
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TextOffset targetStart, TextOffset targetEnd,
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const UnicodeString * source,
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TextOffset sourceStart, TextOffset sourceEnd);
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/**
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* Scanning, and indexing, returns TextOffset within target, or -1
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* if the substring does not exist.
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*
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*/
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NLSUNIAPI_PUBLIC(TextOffset)
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NLS_UnicodeStringIndexOfString(const UnicodeString * target,
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TextOffset startOffset,
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const UnicodeString * subString);
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NLSUNIAPI_PUBLIC(TextOffset)
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NLS_UnicodeStringLastIndexOfString(const UnicodeString * target,
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TextOffset startOffset,
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const UnicodeString * subString);
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NLSUNIAPI_PUBLIC(TextOffset)
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NLS_UnicodeStringIndexOfUniChar(const UnicodeString * target,
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TextOffset startOffset,
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const UniChar * subString,
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size_t subStringLength);
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NLSUNIAPI_PUBLIC(TextOffset)
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NLS_UnicodeStringLastIndexOfUniChar(const UnicodeString * target,
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TextOffset startOffset,
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const UniChar * subString,
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size_t subStringLength);
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/** Locale InSensitive toUpper & toLower
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringtoUpper(UnicodeString * target);
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UnicodeStringtoLower(UnicodeString * target);
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/** Return the Size of the UnicodeString
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*/
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NLSUNIAPI_PUBLIC(size_t)
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NLS_UnicodeStringSize(const UnicodeString * source);
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/************************ UniChar Type Methods ******************************/
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/*
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* Creates a UniChar* from a char*.
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_NewUniCharFromChar(UniChar** uniChar, const char *from_charset, const byte *inputBuffer, size_t inputBufferLength);
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/*
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* Create a new UniChar* from a UniChar*
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* May return NULL in the case of a memory allocation failure
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_NewUniCharFromUniChar(UniChar** uniChar, const UniChar *inputBuffer, size_t uniCharCount);
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/*
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* deletes the memory associated with a UniChar*
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_DeleteUniChar(UniChar* uniChar);
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/** normally, UniChar string is not null terminated,
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** and there's no simple way to get the length from the array.
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*/
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/** Return the Length of the UniChar string
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*/
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NLSUNIAPI_PUBLIC(size_t)
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NLS_UniCharLength(const UniChar *src);
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/** Locale InSensitive toUpper & toLower
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*/
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UniChartoUpper(UniChar * target, size_t length);
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NLSUNIAPI_PUBLIC(NLS_ErrorCode)
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NLS_UniChartoLower(UniChar * target, size_t length);
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/* Comparison for two UniChar */
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NLSUNIAPI_PUBLIC(NLS_ComparisonResult)
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NLS_UniCharCompare(const UniChar * source, size_t sourceLength, const UniChar * target, size_t targetLength);
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/* Comparison UniChar */
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NLSUNIAPI_PUBLIC(NLS_ComparisonResult)
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NLS_UniCharCompareIgnoreCase(const UniChar * source, size_t sourceLength, const UniChar * target, size_t targetLength);
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/* Equal for two UniChar */
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UniCharEqual(const UniChar * source, size_t sourceLength, const UniChar * target, size_t targetLength);
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/* Not Equal for two UniChar */
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UniCharNotEqual(const UniChar * source, size_t sourceLength, const UniChar * target, size_t targetLength);
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/* Greater Than for two UniChar */
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UniCharGreaterThan(const UniChar * source, size_t sourceLength, const UniChar * target, size_t targetLength);
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/* Less Than for two UniChar */
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UniCharLessThan(const UniChar * source, size_t sourceLength, const UniChar * target, size_t targetLength);
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/**
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* Scanning, and indexing, returns TextOffset within target, or -1
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* if the substring does not exist.
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*
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*/
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NLSUNIAPI_PUBLIC(TextOffset)
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NLS_UniCharIndexOfString(const UniChar * target, size_t targetLength,
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TextOffset startOffset,
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const UniChar * subString, size_t subStringLength);
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NLSUNIAPI_PUBLIC(TextOffset)
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NLS_UniCharLastIndexOfString(const UniChar * target, size_t targetLength,
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TextOffset startOffset,
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const UniChar * subString, size_t subStringLength);
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/*
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* UniChar character functions
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*/
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_IsLowerCase (UniChar ch);
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_IsUpperCase (UniChar ch);
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_IsTitleCase (UniChar ch);
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_IsDigit (UniChar ch);
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_IsDefined (UniChar ch);
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_IsSpaceChar (UniChar ch);
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_IsLetter (UniChar ch);
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NLSUNIAPI_PUBLIC(UniChar)
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NLS_ToLowerCase (UniChar ch);
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NLSUNIAPI_PUBLIC(UniChar)
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NLS_ToUpperCase (UniChar ch);
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NLSUNIAPI_PUBLIC(UniChar)
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NLS_ToTitleCase (UniChar ch);
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NLSUNIAPI_PUBLIC(NLS_UniCharType)
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NLS_GetType(UniChar ch);
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NLSUNIAPI_PUBLIC(const UniChar*)
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NLS_UniCharStrchr(const UniChar* target, size_t targetLength, UniChar ch);
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NLSUNIAPI_PUBLIC(const UniChar*)
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NLS_UniCharStrrchr(const UniChar* target, size_t targetLength, UniChar ch);
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NLSUNIAPI_PUBLIC(NLS_ComparisonResult)
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NLS_UniCharFileNameCompare(const UniChar* source, size_t sourceLength, const UniChar* target, size_t targetLength);
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NLSUNIAPI_PUBLIC(UniChar*)
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NLS_UniCharAppendString(const UniChar* source, size_t sourceLength, const UniChar* target, size_t targetLength);
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UniCharRegularExpressionSearch(const UniChar* source, size_t sourceLength, const char *expression);
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NLSUNIAPI_PUBLIC(nlsBool)
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NLS_UniCharRegularUniCharExpressionSearch(const UniChar* source, size_t sourceLength, const UniChar* uExpression, size_t uExpressionLength);
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/************************ Formatting ******************************/
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NLSUNIAPI_PUBLIC(size_t)
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NLS_SPrintF (UnicodeString *result, const UnicodeString *pattern, ...);
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/************************ End ******************************/
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NLS_END_PROTOS
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#endif /* _NLSUNI_H */
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