88 lines
3.6 KiB
C++
88 lines
3.6 KiB
C++
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/*
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* Copyright 2003-2005 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*
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*/
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#ifndef _JAVA_JVMTI_MANAGE_CAPABILITIES_H_
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#define _JAVA_JVMTI_MANAGE_CAPABILITIES_H_
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class JvmtiManageCapabilities : public AllStatic {
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private:
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// these four capabilities sets represent all potentially
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// available capabilities. They are disjoint, covering
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// the four cases: (OnLoad vs OnLoad+live phase) X
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// (one environment vs any environment).
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static jvmtiCapabilities always_capabilities;
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static jvmtiCapabilities onload_capabilities;
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static jvmtiCapabilities always_solo_capabilities;
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static jvmtiCapabilities onload_solo_capabilities;
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// solo capabilities that have not been grabbed
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static jvmtiCapabilities always_solo_remaining_capabilities;
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static jvmtiCapabilities onload_solo_remaining_capabilities;
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// all capabilities ever acquired
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static jvmtiCapabilities acquired_capabilities;
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// basic intenal operations
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static jvmtiCapabilities *either(const jvmtiCapabilities *a, const jvmtiCapabilities *b, jvmtiCapabilities *result);
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static jvmtiCapabilities *both(const jvmtiCapabilities *a, const jvmtiCapabilities *b, jvmtiCapabilities *result);
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static jvmtiCapabilities *exclude(const jvmtiCapabilities *a, const jvmtiCapabilities *b, jvmtiCapabilities *result);
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static bool has_some(const jvmtiCapabilities *a);
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static void update();
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// init functions
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static jvmtiCapabilities init_always_capabilities();
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static jvmtiCapabilities init_onload_capabilities();
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static jvmtiCapabilities init_always_solo_capabilities();
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static jvmtiCapabilities init_onload_solo_capabilities();
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public:
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static void initialize();
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// may have to adjust always capabilities when VM initialization has completed
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static void recompute_always_capabilities();
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// queries and actions
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static void get_potential_capabilities(const jvmtiCapabilities *current,
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const jvmtiCapabilities *prohibited,
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jvmtiCapabilities *result);
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static jvmtiError add_capabilities(const jvmtiCapabilities *current,
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const jvmtiCapabilities *prohibited,
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const jvmtiCapabilities *desired,
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jvmtiCapabilities *result);
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static void relinquish_capabilities(const jvmtiCapabilities *current,
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const jvmtiCapabilities *unwanted,
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jvmtiCapabilities *result);
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static void copy_capabilities(const jvmtiCapabilities *from, jvmtiCapabilities *to);
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#ifndef PRODUCT
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static void print(const jvmtiCapabilities* caps);
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#endif
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};
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#endif /* _JAVA_JVMTI_MANAGE_CAPABILITIES_H_ */
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