/*******************************************************************************
* Copyright (c) 2000, 2016 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.utils.debug.tools;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.cdt.utils.debug.DebugParameterKind;
import org.eclipse.cdt.utils.debug.DebugType;
import org.eclipse.cdt.utils.debug.DebugVariableKind;
import org.eclipse.cdt.utils.debug.IDebugEntryRequestor;
/**
* DebugSymsRequestor
*
*/
public class DebugSymsRequestor implements IDebugEntryRequestor {
DebugSym currentCU;
DebugSym currentFunction;
List<DebugSym> list = new ArrayList<DebugSym>();
/**
*
*/
public DebugSymsRequestor() {
super();
}
public DebugSym[] getSortedEntries() {
DebugSym[] syms = getEntries();
Arrays.sort(syms);
return syms;
}
public DebugSym[] getEntries() {
DebugSym[] syms = new DebugSym[list.size()];
list.toArray(syms);
return syms;
}
public DebugSym getEntry(long addr) {
DebugSym[] entries = getSortedEntries();
int insertion = Arrays.binarySearch(entries, Long.valueOf(addr));
if (insertion >= 0) {
return entries[insertion];
}
if (insertion == -1) {
return null;
}
insertion = -insertion - 1;
DebugSym entry = entries[insertion - 1];
if (addr < (entry.addr + entry.size)) {
return entries[insertion - 1];
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterCompilationUnit(java.lang.String, long)
*/
@Override
public void enterCompilationUnit(String name, long address) {
DebugSym sym = new DebugSym();
sym.name = name;
sym.addr = address;
sym.type = "CU"; //$NON-NLS-1$
sym.filename = name;
currentCU = sym;
list.add(sym);
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitCompilationUnit(long)
*/
@Override
public void exitCompilationUnit(long address) {
if (currentCU != null) {
currentCU.size = address;
}
currentCU = null;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterInclude(java.lang.String)
*/
@Override
public void enterInclude(String name) {
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitInclude()
*/
@Override
public void exitInclude() {
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterFunction(java.lang.String, int, boolean, long)
*/
@Override
public void enterFunction(String name, DebugType type, boolean isGlobal, long address) {
DebugSym sym = new DebugSym();
sym.name = name;
sym.addr = address;
sym.type = "Func"; //$NON-NLS-1$
if (currentCU != null) {
sym.filename = currentCU.filename;
}
currentFunction = sym;
list.add(sym);
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitFunction(long)
*/
@Override
public void exitFunction(long address) {
if (currentFunction != null) {
currentFunction.size = address;
}
currentFunction = null;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterCodeBlock(long)
*/
@Override
public void enterCodeBlock(long offset) {
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitCodeBlock(long)
*/
@Override
public void exitCodeBlock(long offset) {
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptStatement(int, long)
*/
@Override
public void acceptStatement(int line, long address) {
DebugSym sym = new DebugSym();
sym.name = ""; //$NON-NLS-1$
sym.addr = address;
sym.startLine = line;
sym.type = "SLINE"; //$NON-NLS-1$
if (currentFunction != null) {
if (currentFunction.startLine == 0) {
currentFunction.startLine = line;
}
currentFunction.endLine = line;
}
if (currentCU != null) {
sym.filename = currentCU.filename;
}
list.add(sym);
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptIntegerConst(java.lang.String, long)
*/
@Override
public void acceptIntegerConst(String name, int value) {
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptFloatConst(java.lang.String, double)
*/
@Override
public void acceptFloatConst(String name, double value) {
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptTypeConst(java.lang.String, org.eclipse.cdt.utils.debug.DebugType, int)
*/
@Override
public void acceptTypeConst(String name, DebugType type, int value) {
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptParameter(java.lang.String, int, int, long)
*/
@Override
public void acceptParameter(String name, DebugType type, DebugParameterKind kind, long offset) {
DebugSym sym = new DebugSym();
sym.name = name;
sym.addr = offset;
sym.type = "PARAM"; //$NON-NLS-1$
if (currentCU != null) {
sym.filename = currentCU.filename;
}
list.add(sym);
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptVariable(java.lang.String, int, int, long)
*/
@Override
public void acceptVariable(String name, DebugType type, DebugVariableKind kind, long address) {
DebugSym sym = new DebugSym();
sym.name = name;
sym.addr = address;
sym.type = "VAR"; //$NON-NLS-1$
if (currentCU != null) {
sym.filename = currentCU.filename;
}
list.add(sym);
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptCaughtException(java.lang.String, org.eclipse.cdt.utils.debug.DebugType, long)
*/
@Override
public void acceptCaughtException(String name, DebugType type, long address) {
}
/* (non-Javadoc)
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptTypeDef(java.lang.String, org.eclipse.cdt.utils.debug.DebugType)
*/
@Override
public void acceptTypeDef(String name, DebugType type) {
}
}