ICU-461.12.tar.gz

[apple/icu.git] / icuSources / common / ustr_imp.h

diff --git a/icuSources/common/ustr_imp.h b/icuSources/common/ustr_imp.h
index 3b162e8ab27d5bf315bbd3329f91fc7b0333acfe..01c7901dd213dfae787843b8fe87fa82e03d0592 100644 (file)
--- a/icuSources/common/ustr_imp.h
+++ b/icuSources/common/ustr_imp.h
@@ -1,6 +1,6 @@
 /*  
 **********************************************************************
-*   Copyright (C) 1999-2004, International Business Machines
+*   Copyright (C) 1999-2010, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 **********************************************************************
 *   file name:  ustr_imp.h
@@ -22,9 +22,26 @@
 /** Simple declaration for u_strToTitle() to avoid including unicode/ubrk.h. */
 #ifndef UBRK_TYPEDEF_UBREAK_ITERATOR
 #   define UBRK_TYPEDEF_UBREAK_ITERATOR
-    typedef void UBreakIterator;
+    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),
@@ -32,7 +49,7 @@
  * and memcmp/UnicodeString style (at least one length >=0).
  * @internal
  */
-U_CAPI int32_t U_EXPORT2
+U_CFUNC int32_t U_EXPORT2
 uprv_strCompare(const UChar *s1, int32_t length1,
                 const UChar *s2, int32_t length2,
                 UBool strncmpStyle, UBool codePointOrder);
@@ -53,8 +70,7 @@ u_strcmpFold(const UChar *s1, int32_t length1,
  * 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, to flag the fact
- *   that u_init() wasn't called first, before trying to access character properties.
+ * Generate a debug assertion failure if data is not loaded.
  * @internal
  */
 U_CFUNC UBool
@@ -67,42 +83,46 @@ uprv_haveProperties(UErrorCode *pErrorCode);
   * NOT thread safe.
   * @internal
   */
-U_CFUNC int8_t
-uprv_loadPropsData(UErrorCode *errorCode);
+/*U_CFUNC int8_t
+uprv_loadPropsData(UErrorCode *errorCode);*/
 
-/**
- * Type of a function that may be passed to the internal case mapping functions
- * or similar for growing the destination buffer.
- * @internal
+/*
+ * Internal string casing functions implementing
+ * ustring.h/ustrcase.c and UnicodeString case mapping functions.
  */
-typedef UBool U_CALLCONV
-UGrowBuffer(void *context,      /* opaque pointer for this function */
-            UChar **pBuffer,    /* in/out destination buffer pointer */
-            int32_t *pCapacity, /* in/out buffer capacity in numbers of UChars */
-            int32_t reqCapacity,/* requested capacity */
-            int32_t length);    /* number of UChars to be copied to new buffer */
 
 /**
- * Default implementation of UGrowBuffer.
- * Takes a static buffer as context, allocates a new buffer,
- * and releases the old one if it is not the same as the one passed as context.
  * @internal
  */
-U_CAPI UBool /* U_CALLCONV U_EXPORT2 */
-u_growBufferFromStatic(void *context,
-                       UChar **pBuffer, int32_t *pCapacity, int32_t reqCapacity,
-                       int32_t length);
+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;
+};
 
-/*
- * Internal string casing functions implementing
- * ustring.h/ustrcase.c and UnicodeString case mapping functions.
+#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(UCaseProps *csp,
+ustr_toLower(const UCaseProps *csp,
              UChar *dest, int32_t destCapacity,
              const UChar *src, int32_t srcLength,
              const char *locale,
@@ -112,7 +132,7 @@ ustr_toLower(UCaseProps *csp,
  * @internal
  */
 U_CFUNC int32_t
-ustr_toUpper(UCaseProps *csp,
+ustr_toUpper(const UCaseProps *csp,
              UChar *dest, int32_t destCapacity,
              const UChar *src, int32_t srcLength,
              const char *locale,
@@ -124,11 +144,11 @@ ustr_toUpper(UCaseProps *csp,
  * @internal
  */
 U_CFUNC int32_t
-ustr_toTitle(UCaseProps *csp,
+ustr_toTitle(const UCaseProps *csp,
              UChar *dest, int32_t destCapacity,
              const UChar *src, int32_t srcLength,
              UBreakIterator *titleIter,
-             const char *locale,
+             const char *locale, uint32_t options,
              UErrorCode *pErrorCode);
 
 #endif
@@ -138,7 +158,7 @@ ustr_toTitle(UCaseProps *csp,
  * @internal
  */
 U_CFUNC int32_t
-ustr_foldCase(UCaseProps *csp,
+ustr_foldCase(const UCaseProps *csp,
               UChar *dest, int32_t destCapacity,
               const UChar *src, int32_t srcLength,
               uint32_t options,