/* native/native.h - table of native functions 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. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. Contact: cacao@complang.tuwien.ac.at Authors: Reinhard Grafl $Id: native.h 1851 2005-01-04 12:01:39Z twisti $ */ #ifndef _NATIVE_H #define _NATIVE_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; struct nativeref { char *classname; char *methodname; char *descriptor; bool isstatic; functionptr func; }; /* table for fast string comparison */ struct nativecompref { utf *classname; utf *methodname; utf *descriptor; bool isstatic; functionptr func; }; extern classinfo *class_java_lang_Class; extern classinfo *class_java_lang_VMClass; extern classinfo *class_java_lang_System; extern classinfo *class_java_lang_ClassLoader; 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 java_lang_ClassLoader *SystemClassLoader; /* for raising exceptions from native methods */ /* extern java_objectheader* exceptionptr; */ /* javastring-hashtable */ extern hashtable string_hash; void use_class_as_object(classinfo *c); /* load classes required for native methods */ void native_loadclasses(); /* 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_lang_String *javastring_new(utf *text); /* creates a new object of type java/lang/String from a c-string */ java_lang_String *javastring_new_char(const char *text); /* make c-string from a javastring (debugging) */ char *javastring_tochar(java_objectheader *s); /* 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 */ java_objectheader *native_new_and_init_string(classinfo *c, java_lang_String *s); /* 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); /* 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); /* add property to temporary property list -- located in nat/VMRuntime.c */ void create_property(char *key, char *value); /* correct vftbl-entries of javastring-hash */ void stringtable_update(); /* make utf symbol from javastring */ utf *javastring_toutf(java_lang_String *string, bool isclassname); /* make utf symbol from u2 array */ utf *utf_new_u2(u2 *unicodedata, u4 unicodelength, bool isclassname); /* determine utf length in bytes of a u2 array */ u4 u2_utflength(u2 *text, u4 u2_length); /* 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 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_parametertypes(methodinfo *m); java_objectarray* get_exceptiontypes(methodinfo *m); classinfo *get_returntype(methodinfo *m); java_objectarray *builtin_asm_createclasscontextarray(classinfo **end,classinfo **start); java_lang_ClassLoader *builtin_asm_getclassloader(classinfo **end,classinfo **start); /*----- 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 */ /* * These are local overrides for various environment variables in Emacs. * Please do not remove this and leave it at the end of the file, where * Emacs will automagically detect them. * --------------------------------------------------------------------- * Local variables: * mode: c * indent-tabs-mode: t * c-basic-offset: 4 * tab-width: 4 * End: */