yetangitu/ghidra
1
0
Fork 0
mirror of https://github.com/NationalSecurityAgency/ghidra.git synced 2025-10-05 02:39:44 +02:00
Code Issues Releases Wiki Activity

Merge remote-tracking branch 'origin/GP-3107_ghidra1_DTMResolveWithSource'

Browse source
This commit is contained in:
Ryan Kurtz 2023-04-03 09:01:16 -04:00
commit 88d0110a09
1 changed files with 21 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

26
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/DataTypeManagerDB.java
View file

@ -1042,6 +1042,9 @@ abstract public class DataTypeManagerDB implements DataTypeManager {
return resolvedDataType;
}
// TODO: delayed pointer-resolve use of "undefined *" could cause unintended
// equivalence match. May need to use an internal reserved type instead.
SourceArchive sourceArchive = dataType.getSourceArchive();
if (sourceArchive != null && sourceArchive.getArchiveType() == ArchiveType.BUILT_IN) {
resolvedDataType = resolveBuiltIn(dataType, currentHandler);
@ -1411,6 +1414,15 @@ abstract public class DataTypeManagerDB implements DataTypeManager {
return existingDataType;
}
if (sourceArchive.getSourceArchiveID().equals(getUniversalID())) {
// Avoid conflict handling for types with a source which matches
// this archive, although a conflict name may still be used.
// This can occur when a semi-mirrored archive instance is used
// such as the CompositeViewerDataTypeManager which uses the same
// Archive UniversalID as the edited datatype's source.
return createDataType(dataType, sourceArchive, handler);
}
// If we have the same path name and the existing data type is a local data type
// and is equivalent to this one, then associate it with the source archive
existingDataType = findEquivalentDataTypeSameLocation(dataType);
@ -1421,7 +1433,7 @@ abstract public class DataTypeManagerDB implements DataTypeManager {
}
return existingDataType;
}
return resolveNoEquivalentFound(dataType, sourceArchive, handler);
}
@ -1437,11 +1449,15 @@ abstract public class DataTypeManagerDB implements DataTypeManager {
private DataType resolveNoEquivalentFound(DataType dataType, SourceArchive sourceArchive,
DataTypeConflictHandler handler) {
if (sourceArchive != null && sourceArchive.getArchiveType() == ArchiveType.PROGRAM) {
sourceArchive = null; // do not preserve program as a source archive
}
// If not found, do we have the same named data type in the same category already?
// (preference is given to similar kind of datatype when checking existing conflict types)
DataType existingDataType = findDataTypeSameLocation(dataType);
if (existingDataType == null) {
return createDataType(dataType, handler);
return createDataType(dataType, sourceArchive, handler);
}
// So we have a dataType with the same path and name, but not equivalent, so use
@ -1472,15 +1488,15 @@ abstract public class DataTypeManagerDB implements DataTypeManager {
}
case RENAME_AND_ADD: // default handler behavior
return createDataType(dataType, handler);
return createDataType(dataType, sourceArchive, handler);
default: // USE_EXISTING - new type is discarded and old conflicted type is returned
return existingDataType;
}
}
private DataType createDataType(DataType dataType, DataTypeConflictHandler handler) {
SourceArchive sourceArchive = dataType.getSourceArchive();
private DataType createDataType(DataType dataType, SourceArchive sourceArchive,
DataTypeConflictHandler handler) {
String dtName = getUnusedConflictName(dataType);
DataType newDataType = createDataType(dataType, dtName, sourceArchive, handler);