From 46039355e87825a9dce12ebaad0305d20eea3f43 Mon Sep 17 00:00:00 2001
From: CGantert345 <57003061+CGantert345@users.noreply.github.com>
Date: Fri, 3 Jan 2020 10:37:01 +0100
Subject: basic asn.1 library

---
 src/net/gcdc/asn1/uper/BitBuffer.java | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 src/net/gcdc/asn1/uper/BitBuffer.java

(limited to 'src/net/gcdc/asn1/uper/BitBuffer.java')

diff --git a/src/net/gcdc/asn1/uper/BitBuffer.java b/src/net/gcdc/asn1/uper/BitBuffer.java
new file mode 100644
index 0000000..948dda5
--- /dev/null
+++ b/src/net/gcdc/asn1/uper/BitBuffer.java
@@ -0,0 +1,32 @@
+package net.gcdc.asn1.uper;
+
+/**
+ * An interface for convenient storage of bits, similar to Java's ByteBuffer.
+ *
+ * This interface and its implementation are very useful for UPER, since UPER operates on bits
+ * regardless of byte boundaries.
+ *
+ */
+public interface BitBuffer {
+    boolean get();
+    boolean get(int index);
+    BitBuffer put(boolean element);
+    BitBuffer put(int index, boolean element);
+    int limit();
+    int capacity();
+    int position();
+    int remaining();
+    BitBuffer flip();
+    String toBooleanString(int startIndex, int length);
+    String toBooleanStringFromPosition(int startIndex);
+    byte[] array();
+    BitBuffer putByte(byte element);
+    byte getByte();
+	void putInteger(int index, int length,int number);
+	void putChar6String(int index, int length, String s);
+	int getInteger(int index, int length);
+	String getChar6String(int position, int length);
+	void putChar5String(int index, int length, String s);
+	String getChar5String(int inxed, int length);
+	BitBuffer putByteArray(int index, byte[] data);
+}
-- 
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