#1170 Extract from Memory in Command Line

2026-09-25 10:50:47 +00:00 · 2016-03-13 09:40:16 +01:00
parent 12c8ee3da5
commit d2432eb6b6
17 changed files with 223 additions and 90 deletions
@@ -0,0 +1,88 @@
+/*
+ *  Copyright (C) 2010-2016 JPEXS
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.jpexs.decompiler.flash.gui;
+
+import com.jpexs.decompiler.flash.SWF;
+import com.jpexs.helpers.Helper;
+import com.jpexs.helpers.LimitedInputStream;
+import com.jpexs.helpers.PosMarkedInputStream;
+import com.jpexs.helpers.ReReadableInputStream;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+/**
+ *
+ * @author JPEXS
+ */
+public class SearchInMemory {
+
+    private final SearchInMemoryListener listener;
+
+    public SearchInMemory(SearchInMemoryListener listener) {
+        this.listener = listener;
+    }
+
+    private void publish(Object... chunks) {
+        if (listener != null) {
+            listener.publish(chunks);
+        }
+    }
+
+    private void setProgress(int progress) {
+        if (listener != null) {
+            listener.setProgress(progress);
+        }
+    }
+
+    public List<SwfInMemory> search(List<com.jpexs.process.Process> procs) throws Exception {
+        List<SwfInMemory> swfStreams = new ArrayList<>();
+        for (com.jpexs.process.Process proc : procs) {
+            publish(proc);
+            Map<Long, InputStream> ret = proc.search(this::setProgress, "CWS".getBytes(), "FWS".getBytes(), "ZWS".getBytes());
+            int pos = 0;
+            for (Long addr : ret.keySet()) {
+                setProgress(pos * 100 / ret.size());
+                pos++;
+                try {
+                    PosMarkedInputStream pmi = new PosMarkedInputStream(ret.get(addr));
+                    ReReadableInputStream is = new ReReadableInputStream(pmi);
+                    SWF swf = new SWF(is, null, null, null, false, true, false);
+                    long limit = pmi.getPos();
+                    is.seek(0);
+                    is = new ReReadableInputStream(new LimitedInputStream(is, limit));
+                    if (swf.fileSize > 0 && swf.version > 0 && !swf.getTags().isEmpty() && swf.version <= SWF.MAX_VERSION) {
+                        SwfInMemory s = new SwfInMemory(is, swf.version, swf.fileSize, proc);
+                        publish(s);
+                        swfStreams.add(s);
+                    }
+
+                } catch (OutOfMemoryError ome) {
+                    Helper.freeMem();
+                } catch (Exception | Error ex) {
+                }
+
+            }
+            setProgress(100);
+        }
+        if (swfStreams.isEmpty()) {
+            return null;
+        }
+        return swfStreams;
+    }
+}