| 1 | /*
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| 2 | * Copyright (c) 1998, 2005, Oracle and/or its affiliates. All rights reserved.
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| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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| 4 | *
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| 5 | * This code is free software; you can redistribute it and/or modify it
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| 6 | * under the terms of the GNU General Public License version 2 only, as
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| 7 | * published by the Free Software Foundation. Oracle designates this
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| 8 | * particular file as subject to the "Classpath" exception as provided
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| 9 | * by Oracle in the LICENSE file that accompanied this code.
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| 10 | *
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| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT
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| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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| 14 | * version 2 for more details (a copy is included in the LICENSE file that
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| 15 | * accompanied this code).
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License version
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| 18 | * 2 along with this work; if not, write to the Free Software Foundation,
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| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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| 20 | *
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| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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| 22 | * or visit www.oracle.com if you need additional information or have any
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| 23 | * questions.
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| 24 | */
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| 25 |
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| 26 | #ifndef JDWP_STEPCONTROL_H
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| 27 | #define JDWP_STEPCONTROL_H
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| 28 |
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| 29 | #include "eventFilter.h"
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| 30 | #include "eventHandler.h"
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| 31 |
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| 32 | typedef struct {
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| 33 | /* Parameters */
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| 34 | jint granularity;
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| 35 | jint depth;
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| 36 |
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| 37 | /* State */
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| 38 | jboolean pending;
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| 39 | jboolean frameExited; /* for depth == STEP_OVER or STEP_OUT */
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| 40 | jboolean fromNative;
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| 41 | jint fromStackDepth; /* for all but STEP_INTO STEP_INSTRUCTION */
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| 42 | jint fromLine; /* for granularity == STEP_LINE */
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| 43 | jmethodID method; /* Where line table came from. */
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| 44 | jvmtiLineNumberEntry *lineEntries; /* STEP_LINE */
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| 45 | jint lineEntryCount; /* for granularity == STEP_LINE */
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| 46 |
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| 47 | HandlerNode *stepHandlerNode;
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| 48 | HandlerNode *catchHandlerNode;
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| 49 | HandlerNode *framePopHandlerNode;
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| 50 | HandlerNode *methodEnterHandlerNode;
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| 51 | } StepRequest;
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| 52 |
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| 53 |
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| 54 | void stepControl_initialize(void);
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| 55 | void stepControl_reset(void);
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| 56 |
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| 57 | jboolean stepControl_handleStep(JNIEnv *env, jthread thread,
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| 58 | jclass clazz, jmethodID method);
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| 59 |
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| 60 | jvmtiError stepControl_beginStep(JNIEnv *env, jthread thread,
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| 61 | jint size, jint depth, HandlerNode *node);
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| 62 | jvmtiError stepControl_endStep(jthread thread);
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| 63 |
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| 64 | void stepControl_clearRequest(jthread thread, StepRequest *step);
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| 65 | void stepControl_resetRequest(jthread thread);
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| 66 |
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| 67 | void stepControl_lock(void);
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| 68 | void stepControl_unlock(void);
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| 69 |
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| 70 | #endif
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