Check in the pristine copy of ICU 4.6...

icu46/source/tools/genrb/ustr.h

+/*
+*******************************************************************************
+*
+*   Copyright (C) 1998-2003, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+*
+*******************************************************************************
+*
+* File ustr.h
+*
+* Modification History:
+*
+*   Date        Name        Description
+*   05/28/99    stephen     Creation.
+*******************************************************************************
+*/
+
+#ifndef USTR_H
+#define USTR_H 1
+
+#include "unicode/utypes.h"
+
+#define U_APPEND_CHAR32(c,target,len) {                         \
+    if (c <= 0xffff)                                            \
+    {                                                           \
+        *(target)++ = (UChar) c;                                \
+        len=1;                                                  \
+    }                                                           \
+    else                                                        \
+    {                                                           \
+        target[0] = U16_LEAD(c);                                \
+        target[1] = U16_TRAIL(c);                               \
+        len=2;                                                  \
+        target +=2;                                             \
+    }                                                           \
+}
+
+/* A C representation of a string "object" (to avoid realloc all the time) */
+struct UString {
+  UChar *fChars;
+  int32_t fLength;
+  int32_t fCapacity;
+};
+
+void ustr_init(struct UString *s);
+
+void
+ustr_initChars(struct UString *s, const char* source, int32_t length, UErrorCode *status);
+
+void ustr_deinit(struct UString *s);
+
+void ustr_setlen(struct UString *s, int32_t len, UErrorCode *status);
+
+void ustr_cpy(struct UString *dst, const struct UString *src,
+          UErrorCode *status);
+
+void ustr_cat(struct UString *dst, const struct UString *src,
+          UErrorCode *status);
+
+void ustr_ncat(struct UString *dst, const struct UString *src,
+           int32_t n, UErrorCode *status);
+
+void ustr_ucat(struct UString *dst, UChar c, UErrorCode *status);
+void ustr_u32cat(struct UString *dst, UChar32 c, UErrorCode *status);
+void ustr_uscat(struct UString *dst, const UChar* src,int len,UErrorCode *status);
+#endif