1 /*
2 * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef _JAVA_JVMTI_MANAGE_CAPABILITIES_H_
26 #define _JAVA_JVMTI_MANAGE_CAPABILITIES_H_
27
28
29
30 class JvmtiManageCapabilities : public AllStatic {
31
32 private:
33
34 // these four capabilities sets represent all potentially
35 // available capabilities. They are disjoint, covering
36 // the four cases: (OnLoad vs OnLoad+live phase) X
37 // (one environment vs any environment).
38 static jvmtiCapabilities always_capabilities;
39 static jvmtiCapabilities onload_capabilities;
40 static jvmtiCapabilities always_solo_capabilities;
41 static jvmtiCapabilities onload_solo_capabilities;
42
43 // solo capabilities that have not been grabbed
44 static jvmtiCapabilities always_solo_remaining_capabilities;
45 static jvmtiCapabilities onload_solo_remaining_capabilities;
46
47 // all capabilities ever acquired
48 static jvmtiCapabilities acquired_capabilities;
67 static void recompute_always_capabilities();
68
69 // queries and actions
70 static void get_potential_capabilities(const jvmtiCapabilities *current,
71 const jvmtiCapabilities *prohibited,
72 jvmtiCapabilities *result);
73 static jvmtiError add_capabilities(const jvmtiCapabilities *current,
74 const jvmtiCapabilities *prohibited,
75 const jvmtiCapabilities *desired,
76 jvmtiCapabilities *result);
77 static void relinquish_capabilities(const jvmtiCapabilities *current,
78 const jvmtiCapabilities *unwanted,
79 jvmtiCapabilities *result);
80 static void copy_capabilities(const jvmtiCapabilities *from, jvmtiCapabilities *to);
81
82 #ifndef PRODUCT
83 static void print(const jvmtiCapabilities* caps);
84 #endif
85 };
86
87 #endif /* _JAVA_JVMTI_MANAGE_CAPABILITIES_H_ */
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1 /*
2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_PRIMS_JVMTIMANAGECAPABILITIES_HPP
26 #define SHARE_VM_PRIMS_JVMTIMANAGECAPABILITIES_HPP
27
28 #include "jvmtifiles/jvmti.h"
29 #include "memory/allocation.hpp"
30
31 class JvmtiManageCapabilities : public AllStatic {
32
33 private:
34
35 // these four capabilities sets represent all potentially
36 // available capabilities. They are disjoint, covering
37 // the four cases: (OnLoad vs OnLoad+live phase) X
38 // (one environment vs any environment).
39 static jvmtiCapabilities always_capabilities;
40 static jvmtiCapabilities onload_capabilities;
41 static jvmtiCapabilities always_solo_capabilities;
42 static jvmtiCapabilities onload_solo_capabilities;
43
44 // solo capabilities that have not been grabbed
45 static jvmtiCapabilities always_solo_remaining_capabilities;
46 static jvmtiCapabilities onload_solo_remaining_capabilities;
47
48 // all capabilities ever acquired
49 static jvmtiCapabilities acquired_capabilities;
68 static void recompute_always_capabilities();
69
70 // queries and actions
71 static void get_potential_capabilities(const jvmtiCapabilities *current,
72 const jvmtiCapabilities *prohibited,
73 jvmtiCapabilities *result);
74 static jvmtiError add_capabilities(const jvmtiCapabilities *current,
75 const jvmtiCapabilities *prohibited,
76 const jvmtiCapabilities *desired,
77 jvmtiCapabilities *result);
78 static void relinquish_capabilities(const jvmtiCapabilities *current,
79 const jvmtiCapabilities *unwanted,
80 jvmtiCapabilities *result);
81 static void copy_capabilities(const jvmtiCapabilities *from, jvmtiCapabilities *to);
82
83 #ifndef PRODUCT
84 static void print(const jvmtiCapabilities* caps);
85 #endif
86 };
87
88 #endif // SHARE_VM_PRIMS_JVMTIMANAGECAPABILITIES_HPP
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