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GP-0: Adding more synchronization to static mappings service

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Dan
2021-12-21 09:32:23 -05:00
parent 00b8e14f37
commit 0c16e7a49d
1 changed files with 83 additions and 62 deletions
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145
Ghidra/Debug/Debugger/src/main/java/ghidra/app/plugin/core/debug/service/modules/DebuggerStaticMappingServicePlugin.java
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@@ -411,11 +411,6 @@ public class DebuggerStaticMappingServicePlugin extends Plugin
return new AddressRangeImpl(min, max);
}
public Program openStaticProgram() {
return ProgramURLUtils.openHackedUpGhidraURL(programManager, tool.getProject(),
mapping.getStaticProgramURL(), ProgramManager.OPEN_VISIBLE);
}
public boolean isStaticProgramOpen() {
return program != null;
}
@@ -587,31 +582,22 @@ public class DebuggerStaticMappingServicePlugin extends Plugin
return Collections.unmodifiableMap(result);
}
protected void openAndCollectPrograms(AddressRange rng, Range<Long> span,
Set<Program> result, Set<Exception> failures) {
protected void collectMappedProgramURLsInView(AddressRange rng, Range<Long> span,
Set<URL> result) {
TraceAddressSnapRange tatr = new ImmutableTraceAddressSnapRange(rng, span);
for (Entry<TraceAddressSnapRange, MappingEntry> out : outbound.entrySet()) {
if (!out.getKey().intersects(tatr)) {
continue;
}
MappingEntry me = out.getValue();
try {
result.add(me.openStaticProgram());
}
catch (Exception e) {
if (failures == null) {
throw e;
}
failures.add(e);
}
result.add(me.getStaticProgramURL());
}
}
public Set<Program> openMappedProgramsInView(AddressSetView set, Range<Long> span,
Set<Exception> failures) {
Set<Program> result = new HashSet<>();
public Set<URL> getMappedProgramURLsInView(AddressSetView set, Range<Long> span) {
Set<URL> result = new HashSet<>();
for (AddressRange rng : set) {
openAndCollectPrograms(rng, span, result, failures);
collectMappedProgramURLsInView(rng, span, result);
}
return Collections.unmodifiableSet(result);
}
@@ -1154,20 +1140,24 @@ public class DebuggerStaticMappingServicePlugin extends Plugin
@Override
public Set<Program> getOpenMappedProgramsAtSnap(Trace trace, long snap) {
InfoPerTrace info = requireTrackedInfo(trace);
if (info == null) {
return null;
synchronized (lock) {
InfoPerTrace info = requireTrackedInfo(trace);
if (info == null) {
return null;
}
return info.getOpenMappedProgramsAtSnap(snap);
}
return info.getOpenMappedProgramsAtSnap(snap);
}
@Override
public ProgramLocation getOpenMappedLocation(TraceLocation loc) {
InfoPerTrace info = requireTrackedInfo(loc.getTrace());
if (info == null) {
return null;
synchronized (lock) {
InfoPerTrace info = requireTrackedInfo(loc.getTrace());
if (info == null) {
return null;
}
return info.getOpenMappedLocations(loc.getAddress(), loc.getLifespan());
}
return info.getOpenMappedLocations(loc.getAddress(), loc.getLifespan());
}
protected long getNonScratchSnap(TraceProgramView view) {
@@ -1176,75 +1166,106 @@ public class DebuggerStaticMappingServicePlugin extends Plugin
@Override
public ProgramLocation getStaticLocationFromDynamic(ProgramLocation loc) {
loc = ProgramLocationUtils.fixLocation(loc, true);
TraceProgramView view = (TraceProgramView) loc.getProgram();
Trace trace = view.getTrace();
TraceLocation tloc = new DefaultTraceLocation(trace, null,
Range.singleton(getNonScratchSnap(view)), loc.getByteAddress());
ProgramLocation mapped = getOpenMappedLocation(tloc);
if (mapped == null) {
return null;
synchronized (lock) {
loc = ProgramLocationUtils.fixLocation(loc, true);
TraceProgramView view = (TraceProgramView) loc.getProgram();
Trace trace = view.getTrace();
TraceLocation tloc = new DefaultTraceLocation(trace, null,
Range.singleton(getNonScratchSnap(view)), loc.getByteAddress());
ProgramLocation mapped = getOpenMappedLocation(tloc);
if (mapped == null) {
return null;
}
return ProgramLocationUtils.replaceAddress(loc, mapped.getProgram(),
mapped.getByteAddress());
}
return ProgramLocationUtils.replaceAddress(loc, mapped.getProgram(),
mapped.getByteAddress());
}
@Override
public Set<TraceLocation> getOpenMappedLocations(ProgramLocation loc) {
InfoPerProgram info = requireTrackedInfo(loc.getProgram());
if (info == null) {
return null;
synchronized (lock) {
InfoPerProgram info = requireTrackedInfo(loc.getProgram());
if (info == null) {
return null;
}
return info.getOpenMappedTraceLocations(loc.getByteAddress());
}
return info.getOpenMappedTraceLocations(loc.getByteAddress());
}
@Override
public TraceLocation getOpenMappedLocation(Trace trace, ProgramLocation loc, long snap) {
InfoPerProgram info = requireTrackedInfo(loc.getProgram());
if (info == null) {
return null;
synchronized (lock) {
InfoPerProgram info = requireTrackedInfo(loc.getProgram());
if (info == null) {
return null;
}
return info.getOpenMappedTraceLocation(trace, loc.getByteAddress(), snap);
}
return info.getOpenMappedTraceLocation(trace, loc.getByteAddress(), snap);
}
@Override
public ProgramLocation getDynamicLocationFromStatic(TraceProgramView view,
ProgramLocation loc) {
TraceLocation tloc = getOpenMappedLocation(view.getTrace(), loc, getNonScratchSnap(view));
if (tloc == null) {
return null;
synchronized (lock) {
TraceLocation tloc =
getOpenMappedLocation(view.getTrace(), loc, getNonScratchSnap(view));
if (tloc == null) {
return null;
}
return ProgramLocationUtils.replaceAddress(loc, view, tloc.getAddress());
}
return ProgramLocationUtils.replaceAddress(loc, view, tloc.getAddress());
}
@Override
public Map<Program, Collection<MappedAddressRange>> getOpenMappedViews(Trace trace,
AddressSetView set, long snap) {
InfoPerTrace info = requireTrackedInfo(trace);
if (info == null) {
return null;
synchronized (lock) {
InfoPerTrace info = requireTrackedInfo(trace);
if (info == null) {
return null;
}
return info.getOpenMappedViews(set, Range.singleton(snap));
}
return info.getOpenMappedViews(set, Range.singleton(snap));
}
@Override
public Map<TraceSnap, Collection<MappedAddressRange>> getOpenMappedViews(Program program,
AddressSetView set) {
InfoPerProgram info = requireTrackedInfo(program);
if (info == null) {
return null;
synchronized (lock) {
InfoPerProgram info = requireTrackedInfo(program);
if (info == null) {
return null;
}
return info.getOpenMappedViews(set);
}
return info.getOpenMappedViews(set);
}
@Override
public Set<Program> openMappedProgramsInView(Trace trace, AddressSetView set, long snap,
Set<Exception> failures) {
InfoPerTrace info = requireTrackedInfo(trace);
if (info == null) {
return null;
Set<URL> urls;
synchronized (lock) {
InfoPerTrace info = requireTrackedInfo(trace);
if (info == null) {
return null;
}
urls = info.getMappedProgramURLsInView(set, Range.singleton(snap));
}
return info.openMappedProgramsInView(set, Range.singleton(snap), failures);
Set<Program> result = new HashSet<>();
for (URL url : urls) {
try {
Program program = ProgramURLUtils.openHackedUpGhidraURL(programManager,
tool.getProject(), url, ProgramManager.OPEN_VISIBLE);
result.add(program);
}
catch (Exception e) {
if (failures == null) {
throw e;
}
failures.add(e);
}
}
return result;
}
protected String normalizePath(String path) {