1/*
2 * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package build.tools.x11wrappergen;
27
28import java.util.*;
29import java.io.*;
30import java.nio.charset.*;
31import java.text.MessageFormat;
32import java.util.logging.Level;
33import java.util.logging.Logger;
34
35public class WrapperGenerator {
36    /* XLibParser converts Xlib.h to a Java Object that encapsulates the
37     * X11 API and data structures */
38    // Charset and decoder for ISO-8859-15
39    private final static Logger log = Logger.getLogger("WrapperGenerator");
40    boolean generateLog = true;
41    boolean wide;
42    private static Charset charset = Charset.forName("ISO-8859-15");
43
44    String package_name = "sun.awt.X11";
45    String package_path = "sun/awt/X11";
46    String sizerFileName = "sizer.c";
47    String defaultBaseClass = "XWrapperBase";
48
49    String compile_options = "-lX11";
50    static Hashtable symbolTable = new Hashtable();
51    static Hashtable sizeTable32bit = new Hashtable();
52    static Hashtable sizeTable64bit = new Hashtable();
53    static Hashtable knownSizes32 = new Hashtable();
54    static Hashtable knownSizes64 = new Hashtable();
55    static {
56/*
57        knownSizes64.put("", Integer.valueOf());
58        knownSizes32.put("", Integer.valueOf());
59*/
60        knownSizes64.put("XComposeStatus", Integer.valueOf(16));
61        knownSizes64.put("XTimeCoord", Integer.valueOf(16));
62        knownSizes64.put("XExtData", Integer.valueOf(32));
63        knownSizes64.put("XWindowChanges", Integer.valueOf(40));
64        knownSizes64.put("XOMCharSetList", Integer.valueOf(16));
65        knownSizes64.put("XModifierKeymap", Integer.valueOf(16));
66        knownSizes32.put("XIMValuesList", Integer.valueOf(8));
67        knownSizes32.put("XGCValues", Integer.valueOf(92));
68//          knownSizes32.put("XIMStringConversionCallbackStruct", Integer.valueOf(16));
69    }
70
71    private static abstract class BaseType {
72
73        String real_type;
74        String name;
75
76
77        public String getName() {
78            return name;
79        }
80        public String getRealType() {
81            return real_type;
82        }
83
84        public String toString() {
85            return name;
86        }
87    }
88
89    private static class AtomicType extends BaseType {
90
91        private boolean alias;
92        private String aliasName;
93
94        static final int TYPE_INT=0;
95        static final int TYPE_CHAR=1;
96        static final int TYPE_LONG=2;
97        static final int TYPE_LONG_LONG=3;
98        static final int TYPE_DOUBLE=4;
99        static final int TYPE_FLOAT=5;
100        static final int TYPE_PTR=6;
101        static final int TYPE_SHORT=7;
102        static final int TYPE_BOOL = 8;
103        static final int TYPE_STRUCT = 9;
104        static final int TYPE_ARRAY = 10;
105        static final int TYPE_BYTE=11;
106        static final int TYPE_ATOM = 12;
107        static final int TYPE_ULONG = 13;
108        static int getTypeForString(String str) {
109            int type=-1;
110            if (str.equals("int"))
111                type = AtomicType.TYPE_INT;
112            else if (str.equals("long"))
113                type = AtomicType.TYPE_LONG;
114            else if (str.equals("byte"))
115                type = AtomicType.TYPE_BYTE;
116            else if (str.equals("char"))
117                type = AtomicType.TYPE_CHAR;
118            else if (str.equals("long long"))
119                type = AtomicType.TYPE_LONG_LONG;
120            else if (str.equals("double"))
121                type = AtomicType.TYPE_DOUBLE;
122            else if (str.equals("float"))
123                type = AtomicType.TYPE_FLOAT;
124            else if (str.equals("pointer"))
125                type = AtomicType.TYPE_PTR;
126            else if (str.equals("short"))
127                type = AtomicType.TYPE_SHORT;
128            else if (str.equals("Bool"))
129                type = AtomicType.TYPE_BOOL;
130            else if (str.equals("struct"))
131                type = AtomicType.TYPE_STRUCT;
132            else if (str.equals("Atom"))
133                type = AtomicType.TYPE_ATOM;
134            else if (str.equals("array"))
135                type = TYPE_ARRAY;
136            else if (str.equals("ulong"))
137                type = TYPE_ULONG;
138            else throw new IllegalArgumentException("Uknown type string: " + str);
139
140            return type;
141        }
142        String getJavaType() {
143            if (referencedType != null) {
144                if (referencedType instanceof AtomicType) {
145                    return ((AtomicType)referencedType).getJavaType();
146                } else {
147                    return referencedType.getName();
148                }
149            } else {
150                return getJavaTypeForType(type);
151            }
152        }
153        static String getJavaTypeForType(int type) {
154            switch (type) {
155              case TYPE_INT:
156                  return "int";
157              case TYPE_CHAR:
158                  return "char";
159              case TYPE_BYTE:
160                  return "byte";
161              case TYPE_LONG:
162              case TYPE_LONG_LONG:
163              case TYPE_PTR:
164              case TYPE_ULONG:
165                  return "long";
166              case TYPE_DOUBLE:
167                  return "double";
168              case TYPE_FLOAT:
169                  return "float";
170              case TYPE_SHORT:
171                  return "short";
172              case TYPE_BOOL:
173                  return "boolean";
174              case TYPE_ATOM:
175                  return "long";
176              default:
177                  throw new IllegalArgumentException("Unknown type: " + type);
178            }
179        }
180        String getItemSize() {
181            if (referencedType != null) {
182                  if (referencedType instanceof StructType) {
183                      return ((StructType)referencedType).getSize();
184                  } else {
185                      return ((AtomicType)referencedType).getItemSize();
186                  }
187            } else {
188                int i32 = getNativeSizeForAccess(getJavaAccess(false));
189                int i64 = getNativeSizeForAccess(getJavaAccess(true));
190                if (i32 != i64) {
191                    return "Native.get" + getNativeAccess() + "Size()";
192                } else {
193                    return Integer.toString(i32);
194                }
195            }
196        }
197
198        String getJavaResult(String offset, String base) {
199            String res = null;
200            switch (type) {
201              case TYPE_STRUCT:
202                  res = "pData + " + offset;
203                  break;
204              case TYPE_PTR:
205                  if (referencedType == null || referencedType instanceof StructType) {
206                      res = base + "+" + offset;
207                  } else if (referencedType instanceof AtomicType) {
208                      res = MessageFormat.format("Native.get{0}({1})",
209                                                 new Object[] {getNativeAccessForType(((AtomicType)referencedType).type),
210                                                               base + "+" + offset});
211                  }
212                  break;
213              case TYPE_ARRAY:
214                  if (referencedType instanceof StructType) {
215                      res = "pData + " + offset;
216                  }  else if (referencedType instanceof AtomicType) {
217                      res = MessageFormat.format("Native.get{0}(pData + {1})",
218                                                 new Object[] {getNativeAccessForType(((AtomicType)referencedType).type),
219                                                               offset});
220                  }
221                  break;
222              default:
223                res = MessageFormat.format("(Native.get{0}(pData+{1}))",
224                                           new Object[] {getNativeAccess(), offset});
225            }
226            return getJavaResultConversion(res, base);
227        }
228        String getJavaResultConversion(String value, String base) {
229            if (referencedType != null) {
230                if (referencedType instanceof StructType) {
231                    if (type == TYPE_PTR) {
232                        return MessageFormat.format("({2} != 0)?(new {0}({1})):(null)", new Object[] {referencedType.getName(),value, base});
233                    } else {
234                        return MessageFormat.format("new {0}({1})", new Object[] {referencedType.getName(),value});
235                    }
236                } else {
237                    return value;
238                }
239            } else {
240                return getJavaResultConversionForType(type, value);
241            }
242        }
243        static String getJavaResultConversionForType(int type, String value) {
244            return value;
245        }
246        String getNativeAccess() {
247            return getNativeAccessForType(type);
248        }
249        String getJavaAccess(boolean wide) {
250            return getJavaAccessForType(type, wide);
251        }
252        static String getJavaAccessForType(int type, boolean wide) {
253            switch (type) {
254              case TYPE_INT:
255                  return "Int";
256              case TYPE_CHAR:
257                  return "Char";
258              case TYPE_BYTE:
259                  return "Byte";
260              case TYPE_LONG:
261              case TYPE_PTR:
262              case TYPE_ARRAY:
263              case TYPE_STRUCT:
264              case TYPE_ATOM:
265                  return (wide?"Long":"Int");
266              case TYPE_LONG_LONG:
267                  return "Long";
268              case TYPE_ULONG:
269                  return (wide?"ULong":"UInt");
270              case TYPE_DOUBLE:
271                  return "Double";
272              case TYPE_FLOAT:
273                  return "Float";
274              case TYPE_SHORT:
275                  return "Short";
276              case TYPE_BOOL:
277                  return "Int";
278              default:
279                  throw new IllegalArgumentException("Unknown type: " + type);
280            }
281        }
282        static String getNativeAccessForType(int type) {
283            switch (type) {
284              case TYPE_INT:
285                  return "Int";
286              case TYPE_CHAR:
287                  return "Char";
288              case TYPE_BYTE:
289                  return "Byte";
290              case TYPE_LONG:
291              case TYPE_PTR:
292              case TYPE_ARRAY:
293              case TYPE_STRUCT:
294                  return "Long";
295              case TYPE_LONG_LONG:
296                  return "Long";
297              case TYPE_ULONG:
298                  return "ULong";
299              case TYPE_DOUBLE:
300                  return "Double";
301              case TYPE_FLOAT:
302                  return "Float";
303              case TYPE_SHORT:
304                  return "Short";
305              case TYPE_BOOL:
306                  return "Bool";
307              case TYPE_ATOM:
308                  return "Long";
309              default:
310                  throw new IllegalArgumentException("Unknown type: " + type);
311            }
312        }
313
314        static int getNativeSizeForAccess(String access) {
315            if (access.equals("Int")) return 4;
316            else if (access.equals("Byte")) return 1;
317            else if (access.equals("Long")) return 8;
318            else if (access.equals("Double")) return 8;
319            else if (access.equals("Float")) return 4;
320            else if (access.equals("Char")) return 2;
321            else if (access.equals("Short")) return 2;
322            else if (access.equals("ULong")) return 8;
323            else if (access.equals("UInt")) return 4;
324            else throw new IllegalArgumentException("Unknow access type: " + access);
325        }
326
327        String getJavaConversion(String offset, String value) {
328            if (referencedType != null) {
329                if (referencedType instanceof StructType) {
330                    return getJavaConversionForType(TYPE_PTR, offset, value + ".pData");
331                } else {
332                    if (type == TYPE_ARRAY) {
333                        return getJavaConversionForType(((AtomicType)referencedType).type, offset, value);
334                    } else { // TYPE_PTR
335                        return getJavaConversionForType(TYPE_PTR, offset, value);
336                    }
337                }
338            } else {
339                return getJavaConversionForType(type, offset, value);
340            }
341        }
342        static String getJavaConversionForType(int type, String offset, String value) {
343            return MessageFormat.format("Native.put{0}({2}, {1})", new Object[] {getNativeAccessForType(type), value, offset});
344        }
345
346
347        int type;
348        int offset;
349        int direction;
350        BaseType referencedType;
351        int arrayLength = -1;
352        boolean autoFree = false;
353        public AtomicType(int _type,String _name, String _real_type) {
354            name = _name.replaceAll("[* \t]","");
355            if ((name.indexOf("[") != -1) || (name.indexOf("]") != -1))
356            {
357                name = name.replaceAll("\\[.*\\]","");
358            }
359            type = _type;
360            real_type = _real_type;
361            if (real_type == null)
362            {
363                System.out.println(" real type is null");
364
365            }
366        }
367        public boolean isIn() {
368            return direction == 0;
369        }
370        public boolean isOut() {
371            return direction == 1;
372        }
373        public boolean isInOut() {
374            return direction == 2;
375        }
376        public boolean isAutoFree() {
377            return autoFree;
378        }
379        public void setAttributes(String[] attributes) {
380            String mod = attributes[3];
381            if ("in".equals(mod)) {
382                direction = 0;
383            } else if ("out".equals(mod)) {
384                direction = 1;
385                if (attributes.length > 4 && "free".equals(attributes[4])) {
386                    autoFree = true;
387                }
388            } else if ("inout".equals(mod)) {
389                direction = 2;
390            } else if ("alias".equals(mod)) {
391                alias = true;
392                aliasName = attributes[4];
393            } else if (type == TYPE_ARRAY || type == TYPE_PTR || type == TYPE_STRUCT) {
394                referencedType = (BaseType)symbolTable.get(mod);
395                if (referencedType == null) {
396                    log.warning("Can't find type for name " + mod);
397                }
398                if (attributes.length > 4) { // array length
399                    try {
400                        arrayLength = Integer.parseInt(attributes[4]);
401                    } catch (Exception e) {
402                    }
403                }
404            }
405        }
406        public BaseType getReferencedType() {
407            return referencedType;
408        }
409        public int getArrayLength() {
410            return arrayLength;
411        }
412        public void setOffset(int o)
413        {
414            offset = o;
415        }
416        public int getType() {
417            return type;
418        }
419        public String getTypeUpperCase() {
420            switch (type) {
421              case TYPE_INT:
422                  return "Int";
423              case TYPE_CHAR:
424                  return "Char";
425              case TYPE_BYTE:
426                  return "Byte";
427              case TYPE_LONG:
428              case TYPE_LONG_LONG:
429              case TYPE_PTR:
430                  return "Long";
431              case TYPE_DOUBLE:
432                  return "Double";
433              case TYPE_FLOAT:
434                  return "Float";
435              case TYPE_SHORT:
436                  return "Short";
437              case TYPE_BOOL:
438                  return "Int";
439              case TYPE_ATOM:
440                  return "Long";
441              case TYPE_ULONG:
442                  return "ULong";
443              default: throw new IllegalArgumentException("Uknown type");
444            }
445        }
446        public int getOffset()
447        {
448            return offset;
449        }
450        public boolean isAlias() {
451            return alias;
452        }
453        public String getAliasName() {
454            return aliasName;
455        }
456    }
457
458    private static class StructType extends BaseType {
459
460        Vector members;
461        String description;
462        boolean packed;
463        int size;
464        String baseClass, interfaces;
465        boolean isInterface;
466        String javaClassName;
467
468        /**
469         * Construct new structured type.
470         * Description is used for name and type definition and has the following format:
471         * structName [ '[' base classe ']' ] [ '{' interfaces '}' ] [ '|' javaClassName ]
472         */
473        public StructType(String _desc)
474        {
475            members = new Vector();
476            parseDescription(_desc);
477        }
478        public int getNumFields()
479        {
480            return members.size();
481        }
482        public void setName(String _name)
483        {
484            _name = _name.replaceAll("[* \t]","");
485            parseDescription(_name);
486        }
487
488        public void setSize(int i)
489        {
490            size = i;
491        }
492
493        public String getDescription()
494        {
495            return description;
496        }
497
498        public Enumeration getMembers()
499        {
500            return members.elements();
501        }
502
503        public void addMember(BaseType tp)
504        {
505            members.add(tp);
506        }
507        public String getBaseClass() {
508            return baseClass;
509        }
510        public String getInterfaces() {
511            return interfaces;
512        }
513        public boolean getIsInterface() {
514            return isInterface;
515        }
516        public String getJavaClassName() {
517            return javaClassName;
518        }
519        void parseDescription(String _desc) {
520            if (_desc.indexOf('[') != -1) { // Has base class
521                baseClass = _desc.substring(_desc.indexOf('[')+1, _desc.indexOf(']'));
522                _desc = _desc.substring(0, _desc.indexOf('[')) + _desc.substring(_desc.indexOf(']')+1);
523            }
524            if (_desc.indexOf('{') != -1) { // Has base class
525                interfaces = _desc.substring(_desc.indexOf('{')+1, _desc.indexOf('}'));
526                _desc = _desc.substring(0, _desc.indexOf('{')) + _desc.substring(_desc.indexOf('}')+1);
527            }
528            if (_desc.startsWith("-")) { // Interface
529                isInterface = true;
530                _desc = _desc.substring(1, _desc.length());
531            }
532            if (_desc.indexOf("|") != -1) {
533                javaClassName = _desc.substring(_desc.indexOf('|')+1, _desc.length());
534                _desc = _desc.substring(0, _desc.indexOf('|'));
535            }
536            name = _desc;
537            if (javaClassName == null) {
538                javaClassName = name;
539            }
540            description = _desc;
541//              System.out.println("Struct " + name + " extends " + baseClass + " implements " + interfaces);
542        }
543
544        /**
545         * Returns String containing Java code calculating size of the structure depending on the data model
546         */
547        public String getSize() {
548            String s32 = (String) WrapperGenerator.sizeTable32bit.get(getName());
549            String s64 = (String) WrapperGenerator.sizeTable64bit.get(getName());
550            if (s32 == null || s64 == null) {
551                return (s32 == null)?(s64):(s32);
552            }
553            if (s32.equals(s64)) {
554                return s32;
555            } else {
556                return MessageFormat.format("((XlibWrapper.dataModel == 32)?({0}):({1}))", new Object[] {s32, s64});
557            }
558        }
559        public String getOffset(AtomicType atp) {
560            String key = getName()+"."+(atp.isAlias() ? atp.getAliasName() : atp.getName());
561            String s64 = (String) WrapperGenerator.sizeTable64bit.get(key);
562            String s32 = (String) WrapperGenerator.sizeTable32bit.get(key);
563            if (s32 == null || s64 == null) {
564                return (s32 == null)?(s64):(s32);
565            }
566            if (s32.equals(s64)) {
567                return s32;
568            } else {
569                return MessageFormat.format("((XlibWrapper.dataModel == 32)?({0}):({1}))", new Object[]{s32, s64});
570            }
571        }
572    }
573
574    private static class FunctionType extends BaseType {
575
576        Vector args;
577        String description;
578        boolean packed;
579        String returnType;
580
581        int alignment;
582
583        public FunctionType(String _desc)
584        {
585            args = new Vector();
586            description = _desc;
587            setName(_desc);
588        }
589        boolean isVoid() {
590            return (returnType == null);
591        }
592        String getReturnType() {
593            if (returnType == null) {
594                return "void";
595            } else {
596                return returnType;
597            }
598        }
599
600        public int getNumArgs()
601        {
602            return args.size();
603        }
604        public void setName(String _name)
605        {
606            if (_name.startsWith("!")) {
607                _name = _name.substring(1, _name.length());
608            }
609            if (_name.indexOf("|") != -1) {
610                returnType = _name.substring(_name.indexOf("|")+1, _name.length());
611                _name = _name.substring(0, _name.indexOf("|"));
612            }
613            name = _name.replaceAll("[* \t]","");
614        }
615
616        public String getDescription()
617        {
618            return description;
619        }
620
621        public Collection getArguments()
622        {
623            return args;
624        }
625        public void addArgument(BaseType tp)
626        {
627            args.add(tp);
628        }
629    }
630
631    public String makeComment(String str)
632    {
633        StringTokenizer st = new StringTokenizer(str,"\r\n");
634        String ret="";
635
636        while (st.hasMoreTokens())
637        {
638            ret = ret + "//" + st.nextToken() + "\n";
639        }
640
641        return ret;
642    }
643
644    public String getJavaTypeForSize(int size) {
645        switch(size) {
646          case 1: return "byte";
647          case 2: return "short";
648          case 4: return "int";
649          case 8: return "long";
650          default: throw new RuntimeException("Unsupported size: " + size);
651        }
652    }
653    public String getOffsets(StructType stp,AtomicType atp, boolean wide)
654    {
655        String key = stp.getName()+"."+atp.getName();
656        return wide == true ? (String) sizeTable64bit.get(key) : (String) sizeTable32bit.get(key);
657    }
658
659    public String getStructSize(StructType stp, boolean wide)
660    {
661        return wide == true ? (String) sizeTable64bit.get(stp.getName()) : (String) sizeTable32bit.get(stp.getName());
662    }
663
664    public int getLongSize(boolean wide)
665    {
666        return Integer.parseInt(wide == true ? (String)sizeTable64bit.get("long") : (String)sizeTable32bit.get("long"));
667    }
668
669    public int getPtrSize(boolean wide)
670    {
671        return Integer.parseInt(wide == true ? (String)sizeTable64bit.get("ptr") : (String)sizeTable32bit.get("ptr"));
672    }
673    public int getBoolSize(boolean wide) {
674        return getOrdinalSize("Bool", wide);
675    }
676    public int getOrdinalSize(String ordinal, boolean wide) {
677        return Integer.parseInt(wide == true ? (String)sizeTable64bit.get(ordinal) : (String)sizeTable32bit.get(ordinal));
678    }
679
680    public void writeToString(StructType stp, PrintWriter pw) {
681        int type;
682        pw.println("\n\n\tString getName() {\n\t\treturn \"" + stp.getName()+ "\"; \n\t}");
683        pw.println("\n\n\tString getFieldsAsString() {\n\t\tStringBuilder ret = new StringBuilder(" + stp.getNumFields() * 40 + ");\n");
684
685        for (Enumeration e = stp.getMembers() ; e.hasMoreElements() ;) {
686            AtomicType tp = (AtomicType) e.nextElement();
687
688            type = tp.getType();
689            String name = tp.getName().replace('.', '_');
690            if ((name != null) && (name.length() > 0))
691            {
692                if (type == AtomicType.TYPE_ATOM) {
693                    pw.println("\t\tret.append(\"" + name + " = \" ).append( XAtom.get(get_" + name + "()) ).append(\", \");");
694                } else if (name.equals("type")) {
695                    pw.println("\t\tret.append(\"type = \").append( XlibWrapper.eventToString[get_type()] ).append(\", \");");
696                } else if (name.equals("window")){
697                    pw.println("\t\tret.append(\"window = \" ).append( getWindow(get_window()) ).append(\", \");");
698                } else if (type == AtomicType.TYPE_ARRAY) {
699                    pw.print("\t\tret.append(\"{\")");
700                    for (int i = 0; i < tp.getArrayLength(); i++) {
701                        pw.print("\n\t\t.append( get_" + name + "(" + i + ") ).append(\" \")");
702                    }
703                    pw.println(".append( \"}\");");
704                } else {
705                    pw.println("\t\tret.append(\"" + name +" = \").append( get_"+ name+"() ).append(\", \");");
706                }
707            }
708
709        }
710        pw.println("\t\treturn ret.toString();\n\t}\n\n");
711    }
712
713    public void writeStubs(StructType stp, PrintWriter pw) {
714        int type;
715        String prefix = "";
716        if (!stp.getIsInterface()) {
717            prefix = "\t\tabstract ";
718        } else {
719            prefix = "\t";
720        }
721        for (Enumeration e = stp.getMembers() ; e.hasMoreElements() ;) {
722            AtomicType tp = (AtomicType) e.nextElement();
723
724            type = tp.getType();
725            String name = tp.getName().replace('.','_');
726            if ((name != null) && (name.length() > 0))
727            {
728                if (type == AtomicType.TYPE_ARRAY) {
729                    // Returns pointer to the start of the array
730                    pw.println(prefix + "long get_" +name +"();");
731
732                    pw.println(prefix + tp.getJavaType() + " get_" +name +"(int index);");
733                    pw.println(prefix + "void set_" +name +"(int index, " + tp.getJavaType() + " v);");
734                } else {
735                    pw.println(prefix + tp.getJavaType() + " get_" +name +"();");
736                    if (type != AtomicType.TYPE_STRUCT) pw.println(prefix + "void set_" +name +"(" + tp.getJavaType() + " v);");
737                }
738            }
739        }
740    }
741
742    private int padSize(int size, int wordLength) {
743        int bytesPerWord = wordLength / 8;
744        // Make size dividable by bytesPerWord
745        return (size + bytesPerWord / 2) / bytesPerWord * bytesPerWord;
746    }
747
748    public void writeAccessorImpls(StructType stp, PrintWriter pw) {
749        int type;
750        int i=0;
751        String s_size_32 = getStructSize(stp, false);
752        String s_size_64 = getStructSize(stp, true);
753        int acc_size_32 = 0;
754        int acc_size_64 = 0;
755        String s_log = (generateLog?"log.finest(\"\");":"");
756        for (Enumeration e = stp.getMembers() ; e.hasMoreElements() ;) {
757            AtomicType tp = (AtomicType) e.nextElement();
758
759            type = tp.getType();
760            String name = tp.getName().replace('.','_');
761            String pref = "\tpublic " ;
762            if ((name != null) && (name.length() > 0))
763            {
764                String jt = tp.getJavaType();
765                String ja_32 = tp.getJavaAccess(false);
766                String ja_64 = tp.getJavaAccess(true);
767                String ja = ja_32;
768                int elemSize_32 = AtomicType.getNativeSizeForAccess(ja_32);
769                int elemSize_64 = AtomicType.getNativeSizeForAccess(ja_64);
770                String elemSize = tp.getItemSize();
771                if (type == AtomicType.TYPE_ARRAY) {
772                    acc_size_32 += elemSize_32 * tp.getArrayLength();
773                    acc_size_64 += elemSize_64 * tp.getArrayLength();
774                    pw.println(pref + tp.getJavaType() + " get_" +name + "(int index) { " +s_log+"return " +
775                               tp.getJavaResult(stp.getOffset(tp) + "+index*" + elemSize, null) + "; }");
776                    if (tp.getReferencedType() instanceof AtomicType) { // Set for StructType is forbidden
777                        pw.println(MessageFormat.format(pref + "void set_{0}(int index, {1} v) '{' {3} {2}; '}'",
778                                                        new Object[] {
779                                                            name, jt,
780                                                            tp.getJavaConversion("pData+"+stp.getOffset(tp)+" + index*" + elemSize, "v"),
781                                                            s_log}));
782                    }
783                    // Returns pointer to the start of the array
784                    pw.println(pref + "long get_" +name+ "() { "+s_log+"return pData+"+stp.getOffset(tp)+"; }");
785                } else if (type == AtomicType.TYPE_PTR) {
786                    pw.println(MessageFormat.format(pref + "{0} get_{1}(int index) '{' {3} return {2}; '}'",
787                                         new Object[] {
788                                             jt, name,
789                                             tp.getJavaResult("index*" + elemSize, "Native.getLong(pData+"+stp.getOffset(tp)+")"),
790                                             s_log
791                                             }));
792                    pw.println(pref + "long get_" +name+ "() { "+s_log+"return Native.getLong(pData+"+stp.getOffset(tp)+"); }");
793                    pw.println(MessageFormat.format(pref + "void set_{0}({1} v) '{' {3} {2}; '}'",
794                                                    new Object[] {name, "long", "Native.putLong(pData + " + stp.getOffset(tp) + ", v)", s_log}));
795                    acc_size_32 += elemSize_32;
796                    acc_size_64 += elemSize_64;
797                } else {
798                    acc_size_32 += elemSize_32;
799                    acc_size_64 += elemSize_64;
800                    pw.println(pref + tp.getJavaType() + " get_" +name +
801                               "() { "+s_log+"return " + tp.getJavaResult(stp.getOffset(tp), null) + "; }");
802                    if (type != AtomicType.TYPE_STRUCT) {
803                        pw.println(MessageFormat.format(pref + "void set_{0}({1} v) '{' {3} {2}; '}'",
804                                                        new Object[] {name, jt, tp.getJavaConversion("pData+"+stp.getOffset(tp), "v"), s_log}));
805                    }
806                }
807                i++;
808            }
809        }
810        if (s_size_32 != null && !s_size_32.equals(Integer.toString(acc_size_32))) {
811            if (log.isLoggable(Level.FINE)) {
812                log.fine("32 bits: The size of the structure " + stp.getName() + " " + s_size_32 +
813                        " is not equal to the accumulated size " +acc_size_32 + " of the fields");
814            }
815        } else if (s_size_64 != null && !s_size_64.equals(Integer.toString(acc_size_64))) {
816            if (log.isLoggable(Level.FINE)) {
817                log.fine("64 bits: The size of the structure " + stp.getName() + " " +s_size_64+
818                        " is not equal to the accumulated size " +acc_size_64+" of the fields");
819            }
820        }
821    }
822
823    public void writeWrapperSubclass(StructType stp, PrintWriter pw, boolean wide) {
824
825
826        pw.println("class " + stp.getJavaClassName() + "AccessorImpl"  + " extends " + stp.getJavaClassName() + "Accessor  {");
827        pw.println("/*\nThis class serves as a Wrapper for the following X Struct \nsThe offsets here are calculated based on actual compiler.\n\n" +stp.getDescription() + "\n\n */");
828
829        writeAccessorImpls(stp, pw);
830
831        pw.println("\n\n } \n\n");
832    }
833
834    public void writeWrapper(String outputDir, StructType stp)
835    {
836        if (stp.getNumFields() > 0) {
837
838            try {
839                FileOutputStream fs =  new FileOutputStream(outputDir + "/"+stp.getJavaClassName()+".java");
840                PrintWriter pw = new PrintWriter(fs);
841                pw.println("// This file is an automatically generated file, please do not edit this file, modify the WrapperGenerator.java file instead !\n" );
842
843                pw.println("package "+package_name+";\n");
844                pw.println("import jdk.internal.misc.Unsafe;\n");
845                pw.println("import sun.util.logging.PlatformLogger;");
846                String baseClass = stp.getBaseClass();
847                if (baseClass == null) {
848                    baseClass = defaultBaseClass;
849                }
850                if (stp.getIsInterface()) {
851                    pw.print("public interface ");
852                    pw.print(stp.getJavaClassName());
853                } else {
854                    pw.print("public class ");
855                    pw.print(stp.getJavaClassName() + " extends " + baseClass);
856                }
857                if (stp.getInterfaces() != null) {
858                    pw.print(" implements " + stp.getInterfaces());
859                }
860                pw.println(" { ");
861                if (!stp.getIsInterface()) {
862                    pw.println("\tprivate Unsafe unsafe = XlibWrapper.unsafe; ");
863                    pw.println("\tprivate final boolean should_free_memory;");
864                    pw.println("\tpublic static int getSize() { return " + stp.getSize() + "; }");
865                    pw.println("\tpublic int getDataSize() { return getSize(); }");
866                    pw.println("\n\tlong pData;");
867                    pw.println("\n\tpublic long getPData() { return pData; }");
868
869                    pw.println("\n\n\tpublic " + stp.getJavaClassName() + "(long addr) {");
870                    if (generateLog) {
871                        pw.println("\t\tlog.finest(\"Creating\");");
872                    }
873                    pw.println("\t\tpData=addr;");
874                    pw.println("\t\tshould_free_memory = false;");
875                    pw.println("\t}");
876                    pw.println("\n\n\tpublic " + stp.getJavaClassName() + "() {");
877                    if (generateLog) {
878                        pw.println("\t\tlog.finest(\"Creating\");");
879                    }
880                    pw.println("\t\tpData = unsafe.allocateMemory(getSize());");
881                    pw.println("\t\tshould_free_memory = true;");
882                    pw.println("\t}");
883
884                    pw.println("\n\n\tpublic void dispose() {");
885                    if (generateLog) {
886                        pw.println("\t\tlog.finest(\"Disposing\");");
887                    }
888                    pw.println("\t\tif (should_free_memory) {");
889                    if (generateLog) {
890                        pw.println("\t\t\tlog.finest(\"freeing memory\");");
891                    }
892                    pw.println("\t\t\tunsafe.freeMemory(pData); \n\t}");
893                    pw.println("\t\t}");
894                    writeAccessorImpls(stp, pw);
895                    writeToString(stp,pw);
896                } else {
897                    pw.println("\n\n\tvoid dispose();");
898                    pw.println("\n\tlong getPData();");
899                    writeStubs(stp,pw);
900                }
901
902
903                pw.println("}\n\n\n");
904                pw.close();
905            }
906            catch (Exception e)
907            {
908                e.printStackTrace();
909            }
910        }
911    }
912
913    private boolean readSizeInfo(InputStream is, boolean wide) {
914        String line;
915        String splits[];
916        BufferedReader in  = new BufferedReader(new InputStreamReader(is));
917        try {
918            while ((line = in.readLine()) != null)
919            {
920                splits = line.split("\\p{Space}");
921                if (splits.length == 2)
922                {
923                    if (wide) {
924                        sizeTable64bit.put(splits[0],splits[1]);
925                    } else {
926                        sizeTable32bit.put(splits[0],splits[1]);
927                    }
928                }
929            }
930            return true;
931        } catch (Exception e) {
932            e.printStackTrace();
933            return false;
934        }
935    }
936
937    public void writeFunctionCallWrapper(String outputDir, FunctionType ft) {
938        try {
939            FileOutputStream fs =  new FileOutputStream(outputDir + "/" + ft.getName()+".java");
940            PrintWriter pw = new PrintWriter(fs);
941            pw.println("// This file is an automatically generated file, please do not edit this file, modify the WrapperGenerator.java file instead !\n" );
942
943            pw.println("package "+package_name+";\n");
944            pw.println("import jdk.internal.misc.Unsafe;\n");
945            pw.println("class " + ft.getName() + " {");
946            pw.println("\tprivate static Unsafe unsafe = XlibWrapper.unsafe;");
947            pw.println("\tprivate boolean __executed = false;");
948            pw.println("\tprivate boolean __disposed = false;");
949            Iterator iter = ft.getArguments().iterator();
950            while (iter.hasNext()) {
951                AtomicType at = (AtomicType)iter.next();
952                if (at.isIn()) {
953                    pw.println("\t" + at.getJavaType() + " _" + at.getName() + ";");
954                } else {
955                    pw.println("\tlong " + at.getName() + "_ptr = unsafe.allocateMemory(Native.get" + at.getTypeUpperCase() + "Size());");
956                }
957            }
958            pw.println("\tpublic " + ft.getName() + "(");
959            iter = ft.getArguments().iterator();
960            boolean first = true;
961            while (iter.hasNext()) {
962                AtomicType at = (AtomicType)iter.next();
963                if (at.isIn() || at.isInOut()) {
964                    if (!first) {
965                        pw.println(",");
966                    }
967                    first = false;
968                    pw.print("\t\t" + at.getJavaType() + " " + at.getName());
969                }
970            }
971            pw.println("\t)");
972            pw.println("\t{");
973            iter = ft.getArguments().iterator();
974            while (iter.hasNext()) {
975                AtomicType at = (AtomicType)iter.next();
976                if (at.isIn() || at.isInOut()) {
977                    pw.println("\t\tset_" + at.getName() + "(" + at.getName() + ");");
978                }
979            }
980            pw.println("\t}");
981
982            pw.println("\tpublic " + ft.getReturnType() + " execute() {");
983            if (ft.isVoid()) {
984                pw.println("\t\texecute(null);");
985            } else {
986                pw.println("\t\treturn execute(null);");
987            }
988            pw.println("\t}");
989
990            pw.println("\tpublic " + ft.getReturnType() + " execute(XToolkit.XErrorHandler errorHandler) {");
991            pw.println("\t\tif (__disposed) {");
992            pw.println("\t\t    throw new IllegalStateException(\"Disposed\");");
993            pw.println("\t\t}");
994            pw.println("\t\tXToolkit.awtLock();");
995            pw.println("\t\ttry {");
996            pw.println("\t\t\tif (__executed) {");
997            pw.println("\t\t\t    throw new IllegalStateException(\"Already executed\");");
998            pw.println("\t\t\t}");
999            pw.println("\t\t\t__executed = true;");
1000            pw.println("\t\t\tif (errorHandler != null) {");
1001            pw.println("\t\t\t    XErrorHandlerUtil.WITH_XERROR_HANDLER(errorHandler);");
1002            pw.println("\t\t\t}");
1003            iter = ft.getArguments().iterator();
1004            while (iter.hasNext()) {
1005                AtomicType at = (AtomicType)iter.next();
1006                if (!at.isIn() && at.isAutoFree()) {
1007                    pw.println("\t\t\tNative.put" + at.getTypeUpperCase() + "(" +at.getName() + "_ptr, 0);");
1008                }
1009            }
1010            if (!ft.isVoid()) {
1011                pw.println("\t\t\t" + ft.getReturnType() + " status = ");
1012            }
1013            pw.println("\t\t\tXlibWrapper." + ft.getName() + "(XToolkit.getDisplay(), ");
1014            iter = ft.getArguments().iterator();
1015            first = true;
1016            while (iter.hasNext()) {
1017                AtomicType at = (AtomicType)iter.next();
1018                if (!first) {
1019                    pw.println(",");
1020                }
1021                first = false;
1022                if (at.isIn()) {
1023                    pw.print("\t\t\t\tget_" + at.getName() + "()");
1024                } else {
1025                    pw.print("\t\t\t\t" + at.getName() + "_ptr");
1026                }
1027            }
1028            pw.println("\t\t\t);");
1029            pw.println("\t\t\tif (errorHandler != null) {");
1030            pw.println("\t\t\t    XErrorHandlerUtil.RESTORE_XERROR_HANDLER();");
1031            pw.println("\t\t\t}");
1032            if (!ft.isVoid()) {
1033                pw.println("\t\t\treturn status;");
1034            }
1035            pw.println("\t\t} finally {");
1036            pw.println("\t\t    XToolkit.awtUnlock();");
1037            pw.println("\t\t}");
1038            pw.println("\t}");
1039
1040            pw.println("\tpublic boolean isExecuted() {");
1041            pw.println("\t    return __executed;");
1042            pw.println("\t}");
1043            pw.println("\t");
1044            pw.println("\tpublic boolean isDisposed() {");
1045            pw.println("\t    return __disposed;");
1046            pw.println("\t}");
1047            pw.println("\tpublic void finalize() {");
1048            pw.println("\t    dispose();");
1049            pw.println("\t}");
1050
1051            pw.println("\tpublic void dispose() {");
1052            pw.println("\t\tXToolkit.awtLock();");
1053            pw.println("\t\ttry {");
1054            pw.println("\t\tif (__disposed || !__executed) {");
1055            pw.println("\t\t    return;");
1056            pw.println("\t\t} finally {");
1057            pw.println("\t\t    XToolkit.awtUnlock();");
1058            pw.println("\t\t}");
1059            pw.println("\t\t}");
1060
1061            iter = ft.getArguments().iterator();
1062            while (iter.hasNext()) {
1063                AtomicType at = (AtomicType)iter.next();
1064                if (!at.isIn()) {
1065                    if (at.isAutoFree()) {
1066                        pw.println("\t\tif (__executed && get_" + at.getName() + "()!= 0) {");
1067                        pw.println("\t\t\tXlibWrapper.XFree(get_" + at.getName() + "());");
1068                        pw.println("\t\t}");
1069                    }
1070                    pw.println("\t\tunsafe.freeMemory(" + at.getName() + "_ptr);");
1071                }
1072            }
1073            pw.println("\t\t__disposed = true;");
1074            pw.println("\t\t}");
1075            pw.println("\t}");
1076
1077            iter = ft.getArguments().iterator();
1078            while (iter.hasNext()) {
1079                AtomicType at = (AtomicType)iter.next();
1080                pw.println("\tpublic " + at.getJavaType() + " get_" + at.getName() + "() {");
1081
1082                pw.println("\t\tif (__disposed) {");
1083                pw.println("\t\t    throw new IllegalStateException(\"Disposed\");");
1084                pw.println("\t\t}");
1085                pw.println("\t\tif (!__executed) {");
1086                pw.println("\t\t    throw new IllegalStateException(\"Not executed\");");
1087                pw.println("\t\t}");
1088
1089                if (at.isIn()) {
1090                    pw.println("\t\treturn _" + at.getName() + ";");
1091                } else {
1092                    pw.println("\t\treturn Native.get" + at.getTypeUpperCase() + "(" + at.getName() + "_ptr);");
1093                }
1094                pw.println("\t}");
1095
1096                pw.println("\tpublic void set_" + at.getName() + "(" + at.getJavaType() + " data) {");
1097                if (at.isIn()) {
1098                    pw.println("\t\t_" + at.getName() + " = data;");
1099                } else {
1100                    pw.println("\t\tNative.put" + at.getTypeUpperCase() + "(" + at.getName() + "_ptr, data);");
1101                }
1102                pw.println("\t}");
1103            }
1104            pw.println("}");
1105            pw.close();
1106        } catch (Exception e) {
1107            e.printStackTrace();
1108        }
1109    }
1110
1111    public void writeJavaWrapperClass(String outputDir) {
1112//          (new File(outputDir, package_path)).mkdirs();
1113        try {
1114            for (Enumeration e = symbolTable.elements() ; e.hasMoreElements() ;) {
1115                BaseType tp = (BaseType) e.nextElement();
1116                if (tp instanceof StructType) {
1117                    StructType st = (StructType) tp;
1118                    writeWrapper(outputDir, st);
1119                } else if (tp instanceof FunctionType) {
1120                    writeFunctionCallWrapper(outputDir, (FunctionType)tp);
1121                }
1122            }
1123        }
1124        catch (Exception e) {
1125            e.printStackTrace();
1126        }
1127    }
1128
1129
1130    public void writeNativeSizer(String file)
1131    {
1132        int type;
1133        int i=0;
1134        int j=0;
1135        BaseType tp;
1136        StructType stp;
1137        Enumeration eo;
1138
1139
1140        try {
1141
1142            FileOutputStream fs =  new FileOutputStream(file);
1143            PrintWriter pw = new PrintWriter(fs);
1144
1145            pw.println("/* This file is an automatically generated file, please do not edit this file, modify the XlibParser.java file instead !*/\n" );
1146            pw.println("#include <X11/Xlib.h>\n#include <X11/Xutil.h>\n#include <X11/Xos.h>\n#include <X11/Xatom.h>\n#include <stdio.h>\n");
1147            pw.println("#include <X11/extensions/Xdbe.h>");
1148            pw.println("#include <X11/XKBlib.h>");
1149            pw.println("#include \"awt_p.h\"");
1150            pw.println("#include \"color.h\"");
1151            pw.println("#include \"colordata.h\"");
1152            pw.println("\ntypedef struct\n");
1153            pw.println("{\n");
1154            pw.println("    unsigned long flags;\n");
1155            pw.println("    unsigned long functions;\n");
1156            pw.println("    unsigned long decorations;\n");
1157            pw.println("    long inputMode;\n");
1158            pw.println("    unsigned long status;\n");
1159            pw.println("} PropMwmHints;\n");
1160
1161
1162            pw.println("\n\nint main(){");
1163            j=0;
1164            for ( eo = symbolTable.elements() ; eo.hasMoreElements() ;) {
1165                tp = (BaseType) eo.nextElement();
1166                if (tp instanceof StructType)
1167                {
1168                    stp = (StructType) tp;
1169                    if (!stp.getIsInterface()) {
1170                        pw.println(stp.getName()+"  temp"+ j + ";\n");
1171                        j++;
1172                    }
1173                }
1174            }
1175            j=0;
1176
1177            pw.println("printf(\"long\t%d\\n\",(int)sizeof(long));");
1178            pw.println("printf(\"int\t%d\\n\",(int)sizeof(int));");
1179            pw.println("printf(\"short\t%d\\n\",(int)sizeof(short));");
1180            pw.println("printf(\"ptr\t%d\\n\",(int)sizeof(void *));");
1181            pw.println("printf(\"Bool\t%d\\n\",(int)sizeof(Bool));");
1182            pw.println("printf(\"Atom\t%d\\n\",(int)sizeof(Atom));");
1183            pw.println("printf(\"Window\t%d\\n\",(int)sizeof(Window));");
1184
1185
1186            for (eo = symbolTable.elements() ; eo.hasMoreElements() ;) {
1187
1188
1189                tp = (BaseType) eo.nextElement();
1190                if (tp instanceof StructType)
1191                {
1192                    stp = (StructType) tp;
1193                    if (stp.getIsInterface()) {
1194                        continue;
1195                    }
1196                    for (Enumeration e = stp.getMembers() ; e.hasMoreElements() ;) {
1197                        AtomicType atp = (AtomicType) e.nextElement();
1198                        if (atp.isAlias()) continue;
1199                        pw.println("printf(\""+ stp.getName() + "." + atp.getName() + "\t%d\\n\""+
1200                                   ",(int)((unsigned long ) &temp"+j+"."+atp.getName()+"- (unsigned long ) &temp" + j + ")  );");
1201
1202                        i++;
1203
1204
1205                    }
1206                    pw.println("printf(\""+ stp.getName() + "\t%d\\n\"" + ",(int)sizeof(temp"+j+"));");
1207
1208                    j++;
1209                }
1210
1211            }
1212            pw.println("return 0;");
1213            pw.println("}");
1214            pw.close();
1215
1216        }
1217        catch (Exception e)
1218        {
1219            e.printStackTrace();
1220        }
1221    }
1222
1223    private void initTypes() {
1224        symbolTable.put("int", new AtomicType(AtomicType.TYPE_INT, "", "int"));
1225        symbolTable.put("short", new AtomicType(AtomicType.TYPE_SHORT, "", "short"));
1226        symbolTable.put("long", new AtomicType(AtomicType.TYPE_LONG, "", "long"));
1227        symbolTable.put("float", new AtomicType(AtomicType.TYPE_FLOAT, "", "float"));
1228        symbolTable.put("double", new AtomicType(AtomicType.TYPE_DOUBLE, "", "double"));
1229        symbolTable.put("Bool", new AtomicType(AtomicType.TYPE_BOOL, "", "Bool"));
1230        symbolTable.put("char", new AtomicType(AtomicType.TYPE_CHAR, "", "char"));
1231        symbolTable.put("byte", new AtomicType(AtomicType.TYPE_BYTE, "", "byte"));
1232        symbolTable.put("pointer", new AtomicType(AtomicType.TYPE_PTR, "", "pointer"));
1233        symbolTable.put("longlong", new AtomicType(AtomicType.TYPE_LONG_LONG, "", "longlong"));
1234        symbolTable.put("Atom", new AtomicType(AtomicType.TYPE_ATOM, "", "Atom"));
1235        symbolTable.put("ulong", new AtomicType(AtomicType.TYPE_ULONG, "", "ulong"));
1236    }
1237    public WrapperGenerator(String outputDir, String xlibFilename) {
1238        initTypes();
1239        try {
1240            BufferedReader in  = new BufferedReader(new FileReader(xlibFilename));
1241            String line;
1242            String splits[];
1243            BaseType curType = null;
1244            while ((line = in.readLine()) != null)
1245            {
1246                int commentStart = line.indexOf("//");
1247                if (commentStart >= 0) {
1248                    // remove comment
1249                    line = line.substring(0, commentStart);
1250                }
1251
1252                if ("".equals(line)) {
1253                    // skip empty line
1254                    continue;
1255                }
1256
1257                splits = line.split("\\p{Space}+");
1258                if (splits.length >= 2)
1259                {
1260                    String struct_name = curType.getName();
1261                    String field_name = splits[1];
1262                    String s_type = splits[2];
1263                    BaseType bt = curType;
1264                    int type = AtomicType.getTypeForString(s_type);
1265                    AtomicType atp = null;
1266                    if (bt != null && type != -1) {
1267                        atp = new AtomicType(type,field_name,s_type);
1268                        if (splits.length > 3) {
1269                            atp.setAttributes(splits);
1270                        }
1271                        if (bt instanceof StructType) {
1272                            StructType  stp = (StructType) bt;
1273                            stp.addMember(atp);
1274                        } else if (bt instanceof FunctionType) {
1275                            ((FunctionType)bt).addArgument(atp);
1276                        }
1277                    }
1278                    else if (bt == null) {
1279                        System.out.println("Cannot find " + struct_name);
1280                    }
1281
1282                }
1283                else  if (line != null) {
1284                    BaseType bt = (BaseType) symbolTable.get(line);
1285                    if (bt == null) {
1286                        if (line.startsWith("!")) {
1287                            FunctionType ft = new FunctionType(line);
1288                            ft.setName(line);
1289                            symbolTable.put(ft.getName(),ft);
1290                            curType = ft;
1291                        } else {
1292                            StructType stp = new StructType(line);
1293                            stp.setName(line);
1294                            curType = stp;
1295                            symbolTable.put(stp.getName(),stp);
1296                        }
1297                    }
1298                }
1299
1300            }
1301            in.close();
1302        }
1303        catch (Exception e) {
1304            e.printStackTrace();
1305        }
1306
1307    }
1308    private void makeSizer(String outputDir) {
1309        if (wide) {
1310            sizerFileName = "sizer.64.c";
1311        } else {
1312            sizerFileName = "sizer.32.c";
1313        }
1314        File fp = new File(outputDir, sizerFileName);
1315        writeNativeSizer(fp.getAbsolutePath());
1316    }
1317    private boolean readSizeInfo(String sizeInfo) {
1318        try {
1319            File f = new File(sizeInfo+".32");
1320            boolean res = true;
1321            FileInputStream fis = null;
1322            if (f.exists()) {
1323                fis = new FileInputStream(f);
1324                res = readSizeInfo(fis, false);
1325                fis.close();
1326            }
1327            f = new File(sizeInfo+".64");
1328            if (f.exists()) {
1329                fis = new FileInputStream(f);
1330                res &= readSizeInfo(fis, true);
1331                fis.close();
1332            }
1333            return res;
1334        } catch (Exception e) {
1335            e.printStackTrace();
1336            return false;
1337        }
1338    }
1339
1340    private void startGeneration(String outputDir, String sizeInfo) {
1341        if (readSizeInfo(sizeInfo))
1342        {
1343            writeJavaWrapperClass(outputDir);
1344        }
1345        else {
1346            System.out.println("Error calculating offsets");
1347        }
1348    }
1349
1350    public static void main(String[] args) {
1351
1352        if (args.length < 4) {
1353            System.out.println("Usage:\nWrapperGenerator <output_dir> <xlibtypes.txt> <action> [<platform> | <sizes info file>]");
1354            System.out.println("Where <action>: gen, sizer");
1355            System.out.println("      <platform>: 32, 64");
1356            System.exit(1);
1357        }
1358
1359        WrapperGenerator xparser = new WrapperGenerator(args[0], args[1]);
1360        if (args[2].equals("sizer")) {
1361            xparser.wide = args[3].equals("64");
1362            xparser.makeSizer(args[0]);
1363        } else if (args[2].equals("gen")) {
1364            xparser.startGeneration(args[0], args[3]);
1365        }
1366    }
1367
1368}
1369