-/* native.h - table of native functions
+/* src/native/native.h - table of native functions
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
- R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser,
- M. Probst, S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck,
- P. Tomsich, J. Wenninger
+ Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
+ R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
+ C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
+ Institut f. Computersprachen - TU Wien
This file is part of CACAO.
Authors: Reinhard Grafl
- $Id: native.h 912 2004-02-05 21:20:33Z twisti $
+ Changes: Christian Thalinger
+
+ $Id: native.h 2707 2005-06-15 13:40:36Z twisti $
*/
#ifndef _NATIVE_H
#define _NATIVE_H
+#if !defined(STATIC_CLASSPATH)
+# include "libltdl/ltdl.h"
+#endif
-#include "jni.h"
-#include "nat/java_lang_String.h"
-
-
-/* searchpath for classfiles */
-extern char *classpath;
-
-extern classinfo *class_java_lang_Class;
-extern classinfo *class_java_lang_VMClass;
-extern methodinfo *method_vmclass_init;
-/* extern classinfo *class_java_lang_Cloneable=0; */ /* now in global.h */
-extern classinfo *class_java_lang_CloneNotSupportedException;
-extern classinfo *class_java_lang_System;
-extern classinfo *class_java_lang_ClassLoader;
-extern classinfo *class_java_lang_NoClassDefFoundError;
-extern classinfo *class_java_lang_ClassNotFoundException;
-extern classinfo *class_java_lang_LinkageError;
-extern classinfo *class_java_lang_InstantiationException;
-extern classinfo *class_java_lang_NoSuchMethodError;
-extern classinfo *class_java_lang_NoSuchFieldError;
-extern classinfo *class_java_lang_ClassFormatError;
-extern classinfo *class_java_lang_IllegalArgumentException;
-extern classinfo *class_java_lang_ArrayIndexOutOfBoundsException;
-extern classinfo *class_java_lang_NoSuchFieldException;
-extern classinfo *class_java_io_SyncFailedException;
-extern classinfo *class_java_io_IOException;
-extern classinfo *class_java_io_FileNotFoundException;
-extern classinfo *class_java_io_UnixFileSystem;
-extern classinfo *class_java_security_PrivilegedActionException;
-extern classinfo *class_java_net_UnknownHostException;
-extern classinfo *class_java_net_SocketException;
-extern classinfo *class_java_lang_NoSuchMethodException;
-extern classinfo *class_java_lang_Double;
-extern classinfo *class_java_lang_Float;
-extern classinfo *class_java_lang_Long;
-extern classinfo *class_java_lang_Byte;
-extern classinfo *class_java_lang_Short;
-extern classinfo *class_java_lang_Boolean;
-extern classinfo *class_java_lang_Void;
-extern classinfo *class_java_lang_Character;
-extern classinfo *class_java_lang_Integer;
-
-/* the system classloader object */
-extern struct java_lang_ClassLoader *SystemClassLoader;
-
-/* for raising exceptions from native methods */
-/* extern java_objectheader* exceptionptr; */
-
-/* javastring-hashtable */
-extern hashtable string_hash;
-
-
-/* throw classnotfoundexcetion with detail message */
-void throw_noclassdeffounderror_message(utf* classname);
-
-/* throw linkageerror with detail message */
-void throw_linkageerror_message(utf* classname);
+#include "vm/class.h"
+#include "vm/global.h"
+#include "vm/method.h"
+#include "vm/utf8.h"
+#include "native/jni.h"
+#include "native/include/java_lang_String.h"
+#include "native/include/java_lang_ClassLoader.h"
+#include "native/include/java_lang_Throwable.h"
+
+
+/* table for locating native methods */
+
+typedef struct nativeref nativeref;
+typedef struct nativecompref nativecompref;
+
+
+#if !defined(STATIC_CLASSPATH)
+typedef struct library_hash_loader_entry library_hash_loader_entry;
+typedef struct library_hash_name_entry library_hash_name_entry;
+
+/* library_hash_loader_entry **************************************************/
+
+struct library_hash_loader_entry {
+ java_objectheader *loader; /* class loader */
+ library_hash_name_entry *namelink;/* libraries loaded by this loader */
+ library_hash_loader_entry *hashlink;/* link for external chaining */
+};
+
+
+/* library_hash_name_entry ****************************************************/
+
+struct library_hash_name_entry {
+ utf *name; /* library name */
+ lt_dlhandle handle; /* libtool library handle */
+ library_hash_name_entry *hashlink; /* link for external chaining */
+};
+#endif
-void use_class_as_object(classinfo *c);
-/* load classes required for native methods */
-void native_loadclasses();
+struct nativeref {
+ char *classname;
+ char *methodname;
+ char *descriptor;
+ bool isstatic;
+ functionptr func;
+};
-/* set searchpath for classfiles */
-void native_setclasspath(char *path);
+/* table for fast string comparison */
+
+struct nativecompref {
+ utf *classname;
+ utf *methodname;
+ utf *descriptor;
+ bool isstatic;
+ functionptr func;
+};
+
+
+void use_class_as_object(classinfo *c);
+
+/* initialize native subsystem */
+bool native_init(void);
/* find native function */
functionptr native_findfunction(utf *cname, utf *mname,
utf *desc, bool isstatic);
-/* creates a new object of type java/lang/String from a utf-text */
-/* java_objectheader *javastring_new(utf *text); */
-java_lang_String *javastring_new(utf *text);
-
-/* creates a new object of type java/lang/String from a c-string */
-/* java_objectheader *javastring_new_char(char *text); */
-java_lang_String *javastring_new_char(char *text);
+#if !defined(STATIC_CLASSPATH)
+/* add a library to the library hash */
+void native_library_hash_add(utf *filename, java_objectheader *loader,
+ lt_dlhandle handle);
-/* make c-string from a javastring (debugging) */
-char *javastring_tochar(java_objectheader *s);
+/* resolve native function */
+functionptr native_resolve_function(methodinfo *m);
+#endif
/* create new object on the heap and call the initializer */
java_objectheader *native_new_and_init(classinfo *c);
-/*
- create new object on the heap and call the initializer
- mainly used for exceptions with a message
-*/
+/* create new object on the heap and call the initializer
+ mainly used for exceptions with a message */
java_objectheader *native_new_and_init_string(classinfo *c, java_lang_String *s);
-/* add property to system-property vector */
-void attach_property(char *name, char *value);
-
-/* correct vftbl-entries of javastring-hash */
-void stringtable_update();
-
+/* create new object on the heap and call the initializer
+ mainly used for exceptions with an index */
+java_objectheader *native_new_and_init_int(classinfo *c, s4 i);
-/* make utf symbol from javastring */
-utf *javastring_toutf(struct java_lang_String *string, bool isclassname);
+/* create new object on the heap and call the initializer
+ mainly used for exceptions with cause */
+java_objectheader *native_new_and_init_throwable(classinfo *c, java_lang_Throwable *t);
-/* make utf symbol from u2 array */
-utf *utf_new_u2(u2 *unicodedata, u4 unicodelength, bool isclassname);
+/* add property to temporary property list -- located in nat/VMRuntime.c */
+void create_property(char *key, char *value);
-/* determine utf length in bytes of a u2 array */
-u4 u2_utflength(u2 *text, u4 u2_length);
+/* correct vftbl-entries of javastring-hash */
+void stringtable_update();
-/* create systemclassloader object and initialize its instance fields */
-void init_systemclassloader();
/* search 'classinfo'-structure for a field with the specified name */
fieldinfo *class_findfield_approx(classinfo *c, utf *name);
s4 class_findfield_index_approx(classinfo *c, utf *name);
-/* creates a new javastring with the text of the utf-symbol */
-java_objectheader *literalstring_new(utf *u);
-
-/* creates a new javastring with the text of the u2-array */
-java_objectheader *literalstring_u2(java_chararray *a, u4 length, u4 offset,
- bool copymode);
-
-/* dispose a javastring */
-void literalstring_free(java_objectheader*);
-
-void systemclassloader_addlibname(java_objectheader *o);
-void systemclassloader_addlibrary(java_objectheader *o);
-
-void copy_vftbl(vftbl **dest, vftbl *src);
+void copy_vftbl(vftbl_t **dest, vftbl_t *src);
utf *create_methodsig(java_objectarray* types, char *retType);
classinfo *get_type(char **utf_ptr,char *desc_end, bool skip);
java_objectarray* get_exceptiontypes(methodinfo *m);
classinfo *get_returntype(methodinfo *m);
+
+/*----- For Static Analysis of Natives by parseRT -----*/
+
+/*---------- global variables ---------------------------*/
+typedef struct classMeth classMeth;
+typedef struct nativeCall nativeCall;
+typedef struct methodCall methodCall;
+typedef struct nativeMethod nativeMethod;
+
+typedef struct nativeCompCall nativeCompCall;
+typedef struct methodCompCall methodCompCall;
+typedef struct nativeCompMethod nativeCompMethod;
+
+/*---------- Define Constants ---------------------------*/
+#define MAXCALLS 30
+
+struct classMeth {
+ int i_class;
+ int j_method;
+ int methCnt;
+};
+
+struct methodCall{
+ char *classname;
+ char *methodname;
+ char *descriptor;
+};
+
+struct nativeMethod {
+ char *methodname;
+ char *descriptor;
+ struct methodCall methodCalls[MAXCALLS];
+};
+
+
+struct nativeCall {
+ char *classname;
+ struct nativeMethod methods[MAXCALLS];
+ int methCnt;
+ int callCnt[MAXCALLS];
+};
+
+
+struct methodCompCall {
+ utf *classname;
+ utf *methodname;
+ utf *descriptor;
+};
+
+
+struct nativeCompMethod {
+ utf *methodname;
+ utf *descriptor;
+ struct methodCompCall methodCalls[MAXCALLS];
+};
+
+
+struct nativeCompCall {
+ utf *classname;
+ struct nativeCompMethod methods[MAXCALLS];
+ int methCnt;
+ int callCnt[MAXCALLS];
+};
+
+
+bool natcall2utf(bool);
+void printNativeCall(nativeCall);
+void markNativeMethodsRT(utf *, utf* , utf* );
+
#endif /* _NATIVE_H */