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src/share/vm/runtime/hpi.cpp@dc16daa0329d (annotated)

src/share/vm/runtime/hpi.cpp

Thu, 04 Dec 2008 17:29:56 -0800

author

poonam

date

Thu, 04 Dec 2008 17:29:56 -0800

changeset 900

dc16daa0329d

parent 631

d1605aabd0a1

child 1907

c18cbe5936b8

permissions

-rw-r--r--

6739363: Xcheck jni doesn't check native function arguments
Summary: Fix adds support for verifying arguments with -Xcheck:jni.
Reviewed-by: coleenp

duke@435	1	/*
xdono@631	2	* Copyright 1998-2008 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	# include "incls/_precompiled.incl"
duke@435	26	# include "incls/_hpi.cpp.incl"
duke@435	27
duke@435	28	extern "C" {
duke@435	29	static void unimplemented_panic(const char *fmt, ...) {
coleenp@548	30	// mitigate testing damage from bug 6626677
coleenp@548	31	warning("hpi::unimplemented_panic called");
duke@435	32	}
duke@435	33
duke@435	34	static void unimplemented_monitorRegister(sys_mon_t *mid, char *info_str) {
duke@435	35	Unimplemented();
duke@435	36	}
duke@435	37	}
duke@435	38
duke@435	39	static vm_calls_t callbacks = {
duke@435	40	jio_fprintf,
duke@435	41	unimplemented_panic,
duke@435	42	unimplemented_monitorRegister,
duke@435	43
duke@435	44	NULL, // unused
duke@435	45	NULL, // unused
duke@435	46	NULL // unused
duke@435	47	};
duke@435	48
duke@435	49	GetInterfaceFunc hpi::_get_interface = NULL;
duke@435	50	HPI_FileInterface* hpi::_file = NULL;
duke@435	51	HPI_SocketInterface* hpi::_socket = NULL;
duke@435	52	HPI_LibraryInterface* hpi::_library = NULL;
duke@435	53	HPI_SystemInterface* hpi::_system = NULL;
duke@435	54
duke@435	55	jint hpi::initialize()
duke@435	56	{
duke@435	57	initialize_get_interface(&callbacks);
duke@435	58	if (_get_interface == NULL)
duke@435	59	return JNI_ERR;
duke@435	60
duke@435	61	jint result;
duke@435	62
duke@435	63	result = (*_get_interface)((void **)&_file, "File", 1);
duke@435	64	if (result != 0) {
duke@435	65	if (TraceHPI) tty->print_cr("Can't find HPI_FileInterface");
duke@435	66	return JNI_ERR;
duke@435	67	}
duke@435	68
duke@435	69
duke@435	70	result = (*_get_interface)((void **)&_library, "Library", 1);
duke@435	71	if (result != 0) {
duke@435	72	if (TraceHPI) tty->print_cr("Can't find HPI_LibraryInterface");
duke@435	73	return JNI_ERR;
duke@435	74	}
duke@435	75
duke@435	76	result = (*_get_interface)((void **)&_system, "System", 1);
duke@435	77	if (result != 0) {
duke@435	78	if (TraceHPI) tty->print_cr("Can't find HPI_SystemInterface");
duke@435	79	return JNI_ERR;
duke@435	80	}
duke@435	81
duke@435	82	return JNI_OK;
duke@435	83	}
duke@435	84
duke@435	85	jint hpi::initialize_socket_library()
duke@435	86	{
duke@435	87	if (_get_interface == NULL) {
duke@435	88	if (TraceHPI) {
duke@435	89	tty->print_cr("Fatal HPI error: reached initialize_socket_library with NULL _get_interface");
duke@435	90	}
duke@435	91	return JNI_ERR;
duke@435	92	}
duke@435	93
duke@435	94	jint result;
duke@435	95	result = (*_get_interface)((void **)&_socket, "Socket", 1);
duke@435	96	if (result != 0) {
duke@435	97	if (TraceHPI) tty->print_cr("Can't find HPI_SocketInterface");
duke@435	98	return JNI_ERR;
duke@435	99	}
duke@435	100
duke@435	101	return JNI_OK;
duke@435	102	}