Check in the pristine copy of ICU 51.2

icu51/source/common/uinvchar.h

Index: icu51/source/common/uinvchar.h
===================================================================
--- icu51/source/common/uinvchar.h	(revision 0)
+++ icu51/source/common/uinvchar.h	(revision 0)
@@ -0,0 +1,125 @@
+/*
+*******************************************************************************
+*
+*   Copyright (C) 1999-2010, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+*
+*******************************************************************************
+*   file name:  uinvchar.h
+*   encoding:   US-ASCII
+*   tab size:   8 (not used)
+*   indentation:2
+*
+*   created on: 2004sep14
+*   created by: Markus W. Scherer
+*
+*   Definitions for handling invariant characters, moved here from putil.c
+*   for better modularization.
+*/
+
+#ifndef __UINVCHAR_H__
+#define __UINVCHAR_H__
+
+#include "unicode/utypes.h"
+
+/**
+ * Check if a char string only contains invariant characters.
+ * See utypes.h for details.
+ *
+ * @param s Input string pointer.
+ * @param length Length of the string, can be -1 if NUL-terminated.
+ * @return TRUE if s contains only invariant characters.
+ *
+ * @internal (ICU 2.8)
+ */
+U_INTERNAL UBool U_EXPORT2
+uprv_isInvariantString(const char *s, int32_t length);
+
+/**
+ * Check if a Unicode string only contains invariant characters.
+ * See utypes.h for details.
+ *
+ * @param s Input string pointer.
+ * @param length Length of the string, can be -1 if NUL-terminated.
+ * @return TRUE if s contains only invariant characters.
+ *
+ * @internal (ICU 2.8)
+ */
+U_INTERNAL UBool U_EXPORT2
+uprv_isInvariantUString(const UChar *s, int32_t length);
+
+/**
+ * \def U_UPPER_ORDINAL
+ * Get the ordinal number of an uppercase invariant character
+ * @internal
+ */
+#if U_CHARSET_FAMILY==U_ASCII_FAMILY
+#   define U_UPPER_ORDINAL(x) ((x)-'A')
+#elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY
+#   define U_UPPER_ORDINAL(x) (((x) < 'J') ? ((x)-'A') : \
+                              (((x) < 'S') ? ((x)-'J'+9) : \
+                               ((x)-'S'+18)))
+#else
+#   error Unknown charset family!
+#endif
+
+/**
+ * Compare two EBCDIC invariant-character strings in ASCII order.
+ * @internal
+ */
+U_INTERNAL int32_t U_EXPORT2
+uprv_compareInvEbcdicAsAscii(const char *s1, const char *s2);
+
+/**
+ * \def uprv_compareInvCharsAsAscii
+ * Compare two invariant-character strings in ASCII order.
+ * @internal
+ */
+#if U_CHARSET_FAMILY==U_ASCII_FAMILY
+#   define uprv_compareInvCharsAsAscii(s1, s2) uprv_strcmp(s1, s2)
+#elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY
+#   define uprv_compareInvCharsAsAscii(s1, s2) uprv_compareInvEbcdicAsAscii(s1, s2)
+#else
+#   error Unknown charset family!
+#endif
+
+/**
+ * Converts an EBCDIC invariant character to lowercase ASCII.
+ * @internal
+ */
+U_INTERNAL char U_EXPORT2
+uprv_ebcdicToLowercaseAscii(char c);
+
+/**
+ * \def uprv_invCharToLowercaseAscii
+ * Converts an invariant character to lowercase ASCII.
+ * @internal
+ */
+#if U_CHARSET_FAMILY==U_ASCII_FAMILY
+#   define uprv_invCharToLowercaseAscii uprv_asciitolower
+#elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY
+#   define uprv_invCharToLowercaseAscii uprv_ebcdicToLowercaseAscii
+#else
+#   error Unknown charset family!
+#endif
+
+/**
+ * Copy EBCDIC to ASCII
+ * @internal
+ * @see uprv_strncpy
+ */
+U_INTERNAL uint8_t* U_EXPORT2
+uprv_aestrncpy(uint8_t *dst, const uint8_t *src, int32_t n);
+
+
+/**
+ * Copy ASCII to EBCDIC
+ * @internal
+ * @see uprv_strncpy
+ */
+U_INTERNAL uint8_t* U_EXPORT2
+uprv_eastrncpy(uint8_t *dst, const uint8_t *src, int32_t n);
+
+
+
+#endif
Property changes on: icu51/source/common/uinvchar.h
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Added: svn:eol-style
   + LF