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src/share/vm/prims/nativeLookup.hpp@f008d3631bd1 (annotated)

src/share/vm/prims/nativeLookup.hpp

Wed, 08 Oct 2008 08:10:51 -0700

author

ksrini

date

Wed, 08 Oct 2008 08:10:51 -0700

changeset 823

f008d3631bd1

parent 435

a61af66fc99e

child 1907

c18cbe5936b8

permissions

-rw-r--r--

6755845: JVM_FindClassFromBoot triggers assertions
Summary: Fixes assertions caused by one jvm_entry calling another, solved by refactoring code and modified gamma test.
Reviewed-by: dholmes, xlu

duke@435	1	/*
duke@435	2	* Copyright 1997-2005 Sun Microsystems, Inc. All Rights Reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
duke@435	19	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435	20	* CA 95054 USA or visit www.sun.com if you need additional information or
duke@435	21	* have any questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
duke@435	25	// NativeLookup provides an interface for finding DLL entry points for
duke@435	26	// Java native functions.
duke@435	27
duke@435	28	class NativeLookup : AllStatic {
duke@435	29	private:
duke@435	30	// JNI name computation
duke@435	31	static char* pure_jni_name(methodHandle method);
duke@435	32	static char* long_jni_name(methodHandle method);
duke@435	33
duke@435	34	// Style specific lookup
duke@435	35	static address lookup_style(methodHandle method, char* pure_name, const char* long_name, int args_size, bool os_style, bool& in_base_library, TRAPS);
duke@435	36	static address lookup_base (methodHandle method, bool& in_base_library, TRAPS);
duke@435	37	static address lookup_entry(methodHandle method, bool& in_base_library, TRAPS);
duke@435	38	static address lookup_entry_prefixed(methodHandle method, bool& in_base_library, TRAPS);
duke@435	39	public:
duke@435	40	// Lookup native function. May throw UnsatisfiedLinkError.
duke@435	41	static address lookup(methodHandle method, bool& in_base_library, TRAPS);
duke@435	42
duke@435	43	// Lookup native functions in base library.
duke@435	44	static address base_library_lookup(const char* class_name, const char* method_name, const char* signature);
duke@435	45	};