1 /* src/vm/utf.h - utf string header
3 Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
4 R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
5 C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
6 Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25 Contact: cacao@complang.tuwien.ac.at
27 Authors: Christian Thalinger
31 $Id: utf8.h 2560 2005-06-06 15:20:41Z twisti $
42 /* forward typedefs ***********************************************************/
44 typedef struct utf utf;
47 #include "vm/global.h"
50 /* data structure for utf8 symbols ********************************************/
53 utf *hashlink; /* link for external hash chain */
54 int blength; /* text length in bytes */
55 char *text; /* pointer to text */
59 /* utf-symbols for pointer comparison of frequently used strings **************/
61 extern utf *utf_java_lang_Object;
63 extern utf *utf_java_lang_Class;
64 extern utf *utf_java_lang_ClassLoader;
65 extern utf *utf_java_lang_Cloneable;
66 extern utf *utf_java_lang_SecurityManager;
67 extern utf *utf_java_lang_String;
68 extern utf *utf_java_lang_System;
69 extern utf *utf_java_lang_ThreadGroup;
70 extern utf *utf_java_io_Serializable;
72 extern utf *utf_java_lang_Throwable;
73 extern utf *utf_java_lang_VMThrowable;
74 extern utf *utf_java_lang_Error;
75 extern utf *utf_java_lang_Exception;
76 extern utf *utf_java_lang_NoClassDefFoundError;
77 extern utf *utf_java_lang_OutOfMemoryError;
78 extern utf *utf_java_lang_ClassNotFoundException;
80 extern utf* utf_java_lang_Void;
81 extern utf* utf_java_lang_Boolean;
82 extern utf* utf_java_lang_Byte;
83 extern utf* utf_java_lang_Character;
84 extern utf* utf_java_lang_Short;
85 extern utf* utf_java_lang_Integer;
86 extern utf* utf_java_lang_Long;
87 extern utf* utf_java_lang_Float;
88 extern utf* utf_java_lang_Double;
90 extern utf *utf_java_util_Vector;
91 extern utf *utf_java_lang_reflect_Constructor;
92 extern utf *utf_java_lang_reflect_Method;
95 extern utf *utf_InnerClasses;
96 extern utf *utf_ConstantValue;
98 extern utf *utf_Exceptions;
99 extern utf *utf_LineNumberTable;
100 extern utf *utf_SourceFile;
102 extern utf *utf_init;
103 extern utf *utf_clinit;
104 extern utf *utf_clone;
105 extern utf *utf_finalize;
107 extern utf *utf_printStackTrace;
108 extern utf *utf_fillInStackTrace;
109 extern utf *utf_loadClass;
111 extern utf *utf_void__void;
112 extern utf *utf_boolean__void;
113 extern utf *utf_byte__void;
114 extern utf *utf_char__void;
115 extern utf *utf_short__void;
116 extern utf *utf_int__void;
117 extern utf *utf_long__void;
118 extern utf *utf_float__void;
119 extern utf *utf_double__void;
120 extern utf *utf_void__java_lang_Object;
121 extern utf *utf_void__java_lang_Throwable;
122 extern utf *utf_java_lang_String__void;
123 extern utf *utf_java_lang_String__java_lang_Class;
124 extern utf *utf_java_lang_Throwable__void;
126 extern utf *utf_not_named_yet;
128 extern utf *array_packagename;
131 /* function prototypes ********************************************************/
133 void utf8_init(void);
135 u4 utf_hashkey(const char *text, u4 length);
137 /* determine hashkey of a unicode-symbol */
138 u4 unicode_hashkey(u2 *text, u2 length);
140 /* create new utf-symbol */
141 utf *utf_new(const char *text, u2 length);
143 /* without locking (caller already holding lock*/
144 utf *utf_new_intern(const char *text, u2 length);
146 /* make utf symbol from u2 array */
147 utf *utf_new_u2(u2 *unicodedata, u4 unicodelength, bool isclassname);
149 utf *utf_new_char(const char *text);
150 utf *utf_new_char_classname(const char *text);
152 /* get next unicode character of a utf-string */
153 u2 utf_nextu2(char **utf);
155 /* get number of unicode characters of a utf string */
156 u4 utf_strlen(utf *u);
158 /* determine utf length in bytes of a u2 array */
159 u4 u2_utflength(u2 *text, u4 u2_length);
161 /* write utf symbol to file/buffer */
162 void utf_display(utf *u);
163 void utf_display_classname(utf *u);
165 void utf_sprint(char *buffer, utf *u);
166 void utf_sprint_classname(char *buffer, utf *u);
168 void utf_strcat(char *buffer, utf *u);
169 void utf_strcat_classname(char *buffer, utf *u);
171 void utf_fprint(FILE *file, utf *u);
172 void utf_fprint_classname(FILE *file, utf *u);
174 /* check if a UTF-8 string is valid */
175 bool is_valid_utf(char *utf_ptr, char *end_pos);
177 /* check if a UTF-8 string may be used as a class/field/method name */
178 bool is_valid_name(char *utf_ptr, char *end_pos);
179 bool is_valid_name_utf(utf *u);
188 * These are local overrides for various environment variables in Emacs.
189 * Please do not remove this and leave it at the end of the file, where
190 * Emacs will automagically detect them.
191 * ---------------------------------------------------------------------
194 * indent-tabs-mode: t