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Unified Diff: icu46/source/common/ustr_imp.h

Issue 5516007: Check in the pristine copy of ICU 4.6... (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/
Patch Set: Created 10 years ago
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Index: icu46/source/common/ustr_imp.h
===================================================================
--- icu46/source/common/ustr_imp.h (revision 0)
+++ icu46/source/common/ustr_imp.h (revision 0)
@@ -0,0 +1,204 @@
+/*
+**********************************************************************
+* Copyright (C) 1999-2010, International Business Machines
+* Corporation and others. All Rights Reserved.
+**********************************************************************
+* file name: ustr_imp.h
+* encoding: US-ASCII
+* tab size: 8 (not used)
+* indentation:4
+*
+* created on: 2001jan30
+* created by: Markus W. Scherer
+*/
+
+#ifndef __USTR_IMP_H__
+#define __USTR_IMP_H__
+
+#include "unicode/utypes.h"
+#include "unicode/uiter.h"
+#include "ucase.h"
+
+/** Simple declaration for u_strToTitle() to avoid including unicode/ubrk.h. */
+#ifndef UBRK_TYPEDEF_UBREAK_ITERATOR
+# define UBRK_TYPEDEF_UBREAK_ITERATOR
+ typedef struct UBreakIterator UBreakIterator;
+#endif
+
+#ifndef U_COMPARE_IGNORE_CASE
+/* see also unorm.h */
+/**
+ * Option bit for unorm_compare:
+ * Perform case-insensitive comparison.
+ * @draft ICU 2.2
+ */
+#define U_COMPARE_IGNORE_CASE 0x10000
+#endif
+
+/**
+ * Internal option for unorm_cmpEquivFold() for strncmp style.
+ * If set, checks for both string length and terminating NUL.
+ * @internal
+ */
+#define _STRNCMP_STYLE 0x1000
+
+/**
+ * Compare two strings in code point order or code unit order.
+ * Works in strcmp style (both lengths -1),
+ * strncmp style (lengths equal and >=0, flag TRUE),
+ * and memcmp/UnicodeString style (at least one length >=0).
+ * @internal
+ */
+U_CFUNC int32_t U_EXPORT2
+uprv_strCompare(const UChar *s1, int32_t length1,
+ const UChar *s2, int32_t length2,
+ UBool strncmpStyle, UBool codePointOrder);
+
+/**
+ * Internal API, used by u_strcasecmp() etc.
+ * Compare strings case-insensitively,
+ * in code point order or code unit order.
+ * @internal
+ */
+U_CFUNC int32_t
+u_strcmpFold(const UChar *s1, int32_t length1,
+ const UChar *s2, int32_t length2,
+ uint32_t options,
+ UErrorCode *pErrorCode);
+
+/**
+ * Are the Unicode properties loaded?
+ * This must be used before internal functions are called that do
+ * not perform this check.
+ * Generate a debug assertion failure if data is not loaded.
+ * @internal
+ */
+U_CFUNC UBool
+uprv_haveProperties(UErrorCode *pErrorCode);
+
+/**
+ * Load the Unicode property data.
+ * Intended primarily for use from u_init().
+ * Has no effect if property data is already loaded.
+ * NOT thread safe.
+ * @internal
+ */
+/*U_CFUNC int8_t
+uprv_loadPropsData(UErrorCode *errorCode);*/
+
+/*
+ * Internal string casing functions implementing
+ * ustring.h/ustrcase.c and UnicodeString case mapping functions.
+ */
+
+/**
+ * @internal
+ */
+struct UCaseMap {
+ const UCaseProps *csp;
+#if !UCONFIG_NO_BREAK_ITERATION
+ UBreakIterator *iter; /* We adopt the iterator, so we own it. */
+#endif
+ char locale[32];
+ int32_t locCache;
+ uint32_t options;
+};
+
+#ifndef __UCASEMAP_H__
+typedef struct UCaseMap UCaseMap;
+#endif
+
+/**
+ * @internal
+ */
+enum {
+ TO_LOWER,
+ TO_UPPER,
+ TO_TITLE,
+ FOLD_CASE
+};
+
+/**
+ * @internal
+ */
+U_CFUNC int32_t
+ustr_toLower(const UCaseProps *csp,
+ UChar *dest, int32_t destCapacity,
+ const UChar *src, int32_t srcLength,
+ const char *locale,
+ UErrorCode *pErrorCode);
+
+/**
+ * @internal
+ */
+U_CFUNC int32_t
+ustr_toUpper(const UCaseProps *csp,
+ UChar *dest, int32_t destCapacity,
+ const UChar *src, int32_t srcLength,
+ const char *locale,
+ UErrorCode *pErrorCode);
+
+#if !UCONFIG_NO_BREAK_ITERATION
+
+/**
+ * @internal
+ */
+U_CFUNC int32_t
+ustr_toTitle(const UCaseProps *csp,
+ UChar *dest, int32_t destCapacity,
+ const UChar *src, int32_t srcLength,
+ UBreakIterator *titleIter,
+ const char *locale, uint32_t options,
+ UErrorCode *pErrorCode);
+
+#endif
+
+/**
+ * Internal case folding function.
+ * @internal
+ */
+U_CFUNC int32_t
+ustr_foldCase(const UCaseProps *csp,
+ UChar *dest, int32_t destCapacity,
+ const UChar *src, int32_t srcLength,
+ uint32_t options,
+ UErrorCode *pErrorCode);
+
+/**
+ * NUL-terminate a UChar * string if possible.
+ * If length < destCapacity then NUL-terminate.
+ * If length == destCapacity then do not terminate but set U_STRING_NOT_TERMINATED_WARNING.
+ * If length > destCapacity then do not terminate but set U_BUFFER_OVERFLOW_ERROR.
+ *
+ * @param dest Destination buffer, can be NULL if destCapacity==0.
+ * @param destCapacity Number of UChars available at dest.
+ * @param length Number of UChars that were (to be) written to dest.
+ * @param pErrorCode ICU error code.
+ * @return length
+ * @internal
+ */
+U_CAPI int32_t U_EXPORT2
+u_terminateUChars(UChar *dest, int32_t destCapacity, int32_t length, UErrorCode *pErrorCode);
+
+/**
+ * NUL-terminate a char * string if possible.
+ * Same as u_terminateUChars() but for a different string type.
+ */
+U_CAPI int32_t U_EXPORT2
+u_terminateChars(char *dest, int32_t destCapacity, int32_t length, UErrorCode *pErrorCode);
+
+/**
+ * NUL-terminate a UChar32 * string if possible.
+ * Same as u_terminateUChars() but for a different string type.
+ */
+U_CAPI int32_t U_EXPORT2
+u_terminateUChar32s(UChar32 *dest, int32_t destCapacity, int32_t length, UErrorCode *pErrorCode);
+
+/**
+ * NUL-terminate a wchar_t * string if possible.
+ * Same as u_terminateUChars() but for a different string type.
+ */
+U_CAPI int32_t U_EXPORT2
+u_terminateWChars(wchar_t *dest, int32_t destCapacity, int32_t length, UErrorCode *pErrorCode);
+
+#endif
Property changes on: icu46/source/common/ustr_imp.h
___________________________________________________________________
Added: svn:eol-style
+ LF
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