From 2cb5dd752037ff81329578d1514dac7de0e3ee16 Mon Sep 17 00:00:00 2001
From: slomo <steve.harrison@gmx.net>
Date: Wed, 12 Jan 2011 20:37:16 +0100
Subject: merged code from old repo

---
 pbf2db/binarystream.py | 95 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 pbf2db/binarystream.py

(limited to 'pbf2db/binarystream.py')

diff --git a/pbf2db/binarystream.py b/pbf2db/binarystream.py
new file mode 100644
index 0000000..e1e0280
--- /dev/null
+++ b/pbf2db/binarystream.py
@@ -0,0 +1,95 @@
+from struct import *
+
+class BinaryStream:
+    def __init__(self, base_stream):
+        self.base_stream = base_stream
+
+    def readByte(self):
+        return self.base_stream.read(1)
+
+    def readBytes(self, length):
+        return self.base_stream.read(length)
+
+    def readChar(self):
+        return self.unpack('b')
+
+    def readUChar(self):
+        return self.unpack('B')
+
+    def readBool(self):
+        return self.unpack('?')
+
+    def readInt16(self):
+        return self.unpack('h', 2)
+
+    def readUInt16(self):
+        return self.unpack('H', 2)
+
+    def readInt32(self):
+        return self.unpack('i', 4)
+
+    def readUInt32(self):
+        return self.unpack('I', 4)
+
+    def readInt64(self):
+        return self.unpack('q', 8)
+
+    def readUInt64(self):
+        return self.unpack('Q', 8)
+
+    def readFloat(self):
+        return self.unpack('f', 4)
+
+    def readDouble(self):
+        return self.unpack('d', 8)
+
+    def readString(self):
+        length = self.readUInt16()
+        return self.unpack(str(length) + 's', length)
+
+    def writeBytes(self, value):
+        self.base_stream.write(value)
+
+    def writeChar(self, value):
+        self.pack('c', value)
+
+    def writeUChar(self, value):
+        self.pack('C', value)
+
+    def writeBool(self, value):
+        self.pack('?', value)
+
+    def writeInt16(self, value):
+        self.pack('h', value)
+
+    def writeUInt16(self, value):
+        self.pack('H', value)
+
+    def writeInt32(self, value):
+        self.pack('i', value)
+
+    def writeUInt32(self, value):
+        self.pack('I', value)
+
+    def writeInt64(self, value):
+        self.pack('q', value)
+
+    def writeUInt64(self, value):
+        self.pack('Q', value)
+
+    def writeFloat(self, value):
+        self.pack('f', value)
+
+    def writeDouble(self, value):
+        self.pack('d', value)
+
+    def writeString(self, value):
+        length = len(value)
+        self.writeUInt16(length)
+        self.pack(str(length) + 's', value)
+
+    def pack(self, fmt, data):
+        return self.writeBytes(pack(fmt, data))
+
+    def unpack(self, fmt, length = 1):
+        return unpack(fmt, self.readBytes(length))[0]
-- 
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