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/*******************************************************************************
* Copyright (c) 2014 Wind River Systems, Inc. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.internal.debug.ui.model;
import java.math.BigInteger;
import java.util.Map;
import org.eclipse.debug.internal.ui.viewers.model.provisional.ILabelUpdate;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.tcf.core.ErrorReport;
import org.eclipse.tcf.internal.debug.model.TCFSymFileRef;
import org.eclipse.tcf.internal.debug.ui.ColorCache;
import org.eclipse.tcf.internal.debug.ui.ImageCache;
import org.eclipse.tcf.internal.debug.ui.model.TCFNodeExecContext.MemoryRegion;
import org.eclipse.tcf.protocol.JSON;
import org.eclipse.tcf.services.IMemoryMap;
import org.eclipse.tcf.util.TCFDataCache;
/**
* A node representing a memory region (module).
*/
public class TCFNodeModule extends TCFNode implements IDetailsProvider {
private final TCFData<MemoryRegion> region;
protected TCFNodeModule(final TCFNodeExecContext parent, String id, final int index) {
super(parent, id);
region = new TCFData<MemoryRegion>(channel) {
@Override
protected boolean startDataRetrieval() {
TCFDataCache<MemoryRegion[]> map_cache = parent.getMemoryMap();
if (!map_cache.validate(this)) return false;
Throwable error = map_cache.getError();
MemoryRegion[] map_data = map_cache.getData();
MemoryRegion region = null;
if (map_data != null && index < map_data.length) region = map_data[index];
set(null, error, region);
return true;
}
};
}
public TCFDataCache<MemoryRegion> getRegion() {
return region;
}
void onMemoryMapChanged() {
region.reset();
}
@Override
protected boolean getData(ILabelUpdate update, Runnable done) {
if (!region.validate(done)) return false;
MemoryRegion mr = region.getData();
IMemoryMap.MemoryRegion r = mr != null ? mr.region : null;
if (r == null) {
update.setLabel("...", 0);
}
else {
String[] col_ids = update.getColumnIds();
if (col_ids == null) {
update.setLabel(r.getFileName(), 0);
}
else {
for (int i=0; i < col_ids.length; ++i) {
String col_id = col_ids[i];
if (TCFColumnPresentationModules.COL_NAME.equals(col_id)) {
update.setLabel(r.getFileName(), i);
}
else if (TCFColumnPresentationModules.COL_ADDRESS.equals(col_id)) {
update.setLabel(toHexString(r.getAddress()), i);
}
else if (TCFColumnPresentationModules.COL_SIZE.equals(col_id)) {
update.setLabel(toHexString(r.getSize()), i);
}
else if (TCFColumnPresentationModules.COL_FLAGS.equals(col_id)) {
update.setLabel(getFlagsLabel(r.getFlags()), i);
}
else if (TCFColumnPresentationModules.COL_OFFSET.equals(col_id)) {
update.setLabel(toHexString(r.getOffset()), i);
}
else if (TCFColumnPresentationModules.COL_SECTION.equals(col_id)) {
String sectionName = r.getSectionName();
update.setLabel(sectionName != null ? sectionName : "", i);
}
}
}
}
update.setImageDescriptor(ImageCache.getImageDescriptor(ImageCache.IMG_MEMORY_MAP), 0);
return true;
}
@Override
protected void getFontData(ILabelUpdate update, String view_id) {
FontData fn = TCFModelFonts.getNormalFontData(view_id);
String[] cols = update.getColumnIds();
if (cols == null || cols.length == 0) {
update.setFontData(fn, 0);
}
else {
String[] ids = update.getColumnIds();
for (int i = 0; i < cols.length; i++) {
if (TCFColumnPresentationModules.COL_ADDRESS.equals(ids[i]) ||
TCFColumnPresentationModules.COL_OFFSET.equals(ids[i]) ||
TCFColumnPresentationModules.COL_SIZE.equals(ids[i])) {
update.setFontData(TCFModelFonts.getMonospacedFontData(view_id), i);
}
else {
update.setFontData(fn, i);
}
}
}
}
public boolean getDetailText(StyledStringBuffer bf, Runnable done) {
if (!region.validate(done)) return false;
MemoryRegion mr = region.getData();
IMemoryMap.MemoryRegion r = mr != null ? mr.region : null;
if (r == null) return true;
String file_name = r.getFileName();
if (file_name != null) {
bf.append("File name: ", SWT.BOLD).append(file_name).append('\n');
TCFNodeExecContext exe = (TCFNodeExecContext)parent;
TCFDataCache<TCFSymFileRef> sym_cache = exe.getSymFileInfo(JSON.toBigInteger(r.getAddress()));
if (sym_cache != null) {
if (!sym_cache.validate(done)) return false;
TCFSymFileRef sym_data = sym_cache.getData();
if (sym_data != null) {
if (sym_data.props != null) {
String sym_file_name = (String)sym_data.props.get("FileName");
if (sym_file_name != null) bf.append("Symbol file name: ", SWT.BOLD).append(sym_file_name).append('\n');
@SuppressWarnings("unchecked")
Map<String,Object> map = (Map<String,Object>)sym_data.props.get("FileError");
if (map != null) {
String msg = TCFModel.getErrorMessage(new ErrorReport("", map), false);
bf.append("Symbol file error: ", SWT.BOLD).append(msg, SWT.ITALIC, null, ColorCache.rgb_error).append('\n');
}
}
if (sym_data.error != null) bf.append("Symbol file error: ", SWT.BOLD).append(
TCFModel.getErrorMessage(sym_data.error, false),
SWT.ITALIC, null, ColorCache.rgb_error).append('\n');
}
}
String section = r.getSectionName();
if (section != null) bf.append("File section: ", SWT.BOLD).append(section).append('\n');
else bf.append("File offset: ", SWT.BOLD).append(toHexString(r.getOffset()), StyledStringBuffer.MONOSPACED).append('\n');
}
bf.append("Address: ", SWT.BOLD).append(toHexString(r.getAddress()), StyledStringBuffer.MONOSPACED).append('\n');
bf.append("Size: ", SWT.BOLD).append(toHexString(r.getSize()), StyledStringBuffer.MONOSPACED).append('\n');
bf.append("Flags: ", SWT.BOLD).append(getFlagsLabel(r.getFlags())).append('\n');
return true;
}
private String toHexString(Number address) {
if (address == null) return "";
BigInteger addr = JSON.toBigInteger(address);
String s = addr.toString(16);
int sz = s.length() <= 8 ? 8 : 16;
int l = sz - s.length();
if (l < 0) l = 0;
if (l > 16) l = 16;
return "0x0000000000000000".substring(0, 2 + l) + s;
}
private String getFlagsLabel(int flags) {
StringBuilder flagsLabel = new StringBuilder(3);
if ((flags & IMemoryMap.FLAG_READ) != 0) flagsLabel.append('r');
else flagsLabel.append('-');
if ((flags & IMemoryMap.FLAG_WRITE) != 0) flagsLabel.append('w');
else flagsLabel.append('-');
if ((flags & IMemoryMap.FLAG_EXECUTE) != 0) flagsLabel.append('x');
else flagsLabel.append('-');
return flagsLabel.toString();
}
}
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