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-rw-r--r--engines/director/detection.cpp52
1 files changed, 18 insertions, 34 deletions
diff --git a/engines/director/detection.cpp b/engines/director/detection.cpp
index dd10b6c044..a3f9b7c2f5 100644
--- a/engines/director/detection.cpp
+++ b/engines/director/detection.cpp
@@ -165,26 +165,20 @@ const ADGameDescription *DirectorMetaEngine::fallbackDetect(const FileMap &allFi
if (!fileName.hasSuffix(".exe"))
continue;
- SearchMan.clear();
- SearchMan.addDirectory(file->getParent().getName(), file->getParent());
-
- Common::SeekableReadStream *stream = SearchMan.createReadStreamForMember(file->getName());
-
- if (!stream)
+ Common::File f;
+ if (!f.open(*file))
continue;
- stream->seek(-4, SEEK_END);
+ f.seek(-4, SEEK_END);
- uint32 offset = stream->readUint32LE();
+ uint32 offset = f.readUint32LE();
- if (stream->eos() || offset == 0 || offset >= (uint32)(stream->size() - 4)) {
- delete stream;
+ if (f.eos() || offset == 0 || offset >= (uint32)(f.size() - 4))
continue;
- }
- stream->seek(offset);
+ f.seek(offset);
- uint32 tag = stream->readUint32LE();
+ uint32 tag = f.readUint32LE();
switch (tag) {
case MKTAG('3', '9', 'J', 'P'):
@@ -200,41 +194,31 @@ const ADGameDescription *DirectorMetaEngine::fallbackDetect(const FileMap &allFi
// Prior to version 4, there was no tag here. So we'll use a bit of a
// heuristic to detect. The first field is the entry count, of which
// there should only be one.
- if ((tag & 0xFFFF) != 1) {
- delete stream;
+ if ((tag & 0xFFFF) != 1)
continue;
- }
- stream->skip(3);
+ f.skip(3);
- uint32 mmmSize = stream->readUint32LE();
+ uint32 mmmSize = f.readUint32LE();
- if (stream->eos() || mmmSize == 0) {
- delete stream;
+ if (f.eos() || mmmSize == 0)
continue;
- }
- byte fileNameSize = stream->readByte();
+ byte fileNameSize = f.readByte();
- if (stream->eos()) {
- delete stream;
+ if (f.eos())
continue;
- }
- stream->skip(fileNameSize);
- byte directoryNameSize = stream->readByte();
+ f.skip(fileNameSize);
+ byte directoryNameSize = f.readByte();
- if (stream->eos()) {
- delete stream;
+ if (f.eos())
continue;
- }
- stream->skip(directoryNameSize);
+ f.skip(directoryNameSize);
- if (stream->pos() != stream->size() - 4) {
- delete stream;
+ if (f.pos() != f.size() - 4)
continue;
- }
// Assume v3 at this point (for now at least)
desc->version = 3;