1 files changed, 24 insertions, 0 deletions
diff --git a/dump.py b/dump.py
new file mode 100644
index 0000000..329216b
--- /dev/null
+++ b/dump.py
@@ -0,0 +1,24 @@
+import sys
+
+DAT_HEADER = b'\x04\x00\x00\x00\x08\x00\x00\x00'
+
+
+class ICQDump(object):
+    def __init__(self, filename):
+        self.filename = filename
+        with open(self.filename, 'rb') as f:
+            self.content = f.read()
+
+    def process(self):
+        header = self.content[:8]
+        if header != DAT_HEADER:
+            print('Wrong header, file does not appear to be an ICQ DAT file')
+            exit(2)
+
+if __name__ == '__main__':
+    if len(sys.argv) < 2:
+        print('Usage: python dump.py <datfile.dat>')
+        exit(1)
+
+    icqd = ICQDump(sys.argv[1])
+    icqd.process()