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authorCGantert345 <57003061+CGantert345@users.noreply.github.com>2021-02-25 11:02:26 +0100
committerCGantert345 <57003061+CGantert345@users.noreply.github.com>2021-02-25 11:02:26 +0100
commit425bd35c736b7e1c0dbe5b3f9162e195b3be6018 (patch)
treebc4668aa125fb0a15518d464a1738c6b05e56d07 /src/net/gcdc/asn1/uper/ByteBitBuffer.java
parentissuerOnLine changed from int to Integer as it is optional (diff)
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Diffstat (limited to 'src/net/gcdc/asn1/uper/ByteBitBuffer.java')
-rw-r--r--src/net/gcdc/asn1/uper/ByteBitBuffer.java271
1 files changed, 0 insertions, 271 deletions
diff --git a/src/net/gcdc/asn1/uper/ByteBitBuffer.java b/src/net/gcdc/asn1/uper/ByteBitBuffer.java
deleted file mode 100644
index e55d9d5..0000000
--- a/src/net/gcdc/asn1/uper/ByteBitBuffer.java
+++ /dev/null
@@ -1,271 +0,0 @@
-package net.gcdc.asn1.uper;
-
-
-
-public class ByteBitBuffer implements BitBuffer {
-
- byte[] bytes;
- byte[] mask = new byte[] {
- (byte) 0b1000_0000,
- 0b0100_0000,
- 0b0010_0000,
- 0b0001_0000,
- 0b0000_1000,
- 0b0000_0100,
- 0b0000_0010,
- 0b0000_0001,
- };
-
- boolean isFinite;
-
- int mark;
- int position;
- int limit;
-
-
- @Override public boolean get(int index) {
- if (index < 0) {
- throw new IndexOutOfBoundsException("Index " + index + " is less than 0");
- } else if (index >= limit) {
- throw new IndexOutOfBoundsException("Index " + index + " violates the limit " + limit);
- }
- boolean result = (bytes[index / 8] & mask[index % 8]) != 0;
- return result;
- }
-
- @Override public boolean get() {
- boolean result = get(position);
- position++;
- return result;
- }
-
- private void grow() {
- byte[] newbytes = new byte[2 * bytes.length];
- System.arraycopy(bytes, 0, newbytes, 0, bytes.length);
- bytes = newbytes;
- }
-
- @Override public BitBuffer put(int index, boolean element) {
- if (bytes.length <= index / 8) {
- if (isFinite) { throw new IndexOutOfBoundsException(); }
- else { grow(); }
- }
- if (element) {
- bytes[index / 8] |= mask[index % 8];
- } else {
- bytes[index / 8] &= ~mask[index % 8];
- }
- return this;
- }
-
- @Override public BitBuffer put(boolean element) {
- put(position, element);
- position++;
- limit = limit < position ? position : limit; // TODO: should it be here?
- return this;
- }
-
- @Override public BitBuffer putByte(byte element) {
- for (int i = 0; i < 8; i++) {
- put((element & mask[i]) != 0);
- }
- return this;
- }
-
- @Override public BitBuffer putByteArray(int index, byte[] data) {
-
- for (int l = 0; l < data.length;l++) {
- for (int i = 0; i < 8; i++) {
- put((data[l] & mask[i]) != 0);
- }
- }
- return this;
- }
-
-
- @Override public byte getByte() {
- byte result = 0;
- for (int i = 0; i < 8; i++) {
- result |= (get() ? 1 : 0) << (7 - i);
- }
- return result;
- }
-
- @Override public int limit() {
- return limit;
- }
-
- @Override public String toBooleanString(int startIndex, int length) {
- StringBuilder sb = new StringBuilder(length);
- for (int i = startIndex; i < startIndex + length; i++) {
- sb.append(get(i) ? "1" : "0");
- }
- return sb.toString();
- }
-
- @Override public int capacity() {
- return isFinite ? bytes.length * 8 : Integer.MAX_VALUE;
- }
-
- @Override public int position() {
- return position;
- }
-
- @Override public int remaining() {
- return limit - position;
- }
-
- public ByteBitBuffer(byte[] backingArray) {
- this.bytes = backingArray;
- this.isFinite = true;
- }
-
- private ByteBitBuffer(int initialCapacity) {
- this.bytes = new byte[initialCapacity];
- this.isFinite = false;
- }
-
- public static ByteBitBuffer allocate(int lengthInBits) {
- return new ByteBitBuffer(new byte[(lengthInBits + 7) / 8]);
- }
-
- public static ByteBitBuffer createInfinite() {
- return new ByteBitBuffer(64);
- }
-
- @Override public BitBuffer flip() {
- limit = position;
- position = 0;
- return this;
- }
-
- @Override public String toBooleanStringFromPosition(int startIndex) {
- return toBooleanString(startIndex, position-startIndex);
- }
-
- @Override public byte[] array() {
- return bytes;
- }
-
- @Override
- public void putInteger(int position, int length,int number) {
- String s = Integer.toBinaryString(number);
- if (s.length() > length) {
- //value is to large
- return;
- }
-
- for (int i = 0;i < length;i++){
- int index = position + i;
- this.put(index,false);
- }
-
-
- int startIndex = position + length - s.length();
- for (int i = 0;i < s.length();i++){
- /*
- * i = max --> index = position + length - 1
- * i = 0 --> index = position +
- */
- int index = startIndex + i;
- if (s.charAt(i) == '1') {
- this.put(index, true );
- } else {
- this.put(index, false);
- }
- }
-
- }
-
- @Override
- public void putChar5String(int position, int length, String s) {
-
- String upperCaseString = s.toUpperCase();
- int offset = 0;
- for (int i = 0; i < s.length() ; i++) {
- char character = upperCaseString.charAt(i);
- int intValue = (int) character - 32;
- if (intValue > -1 && intValue < 64) {
- this.putInteger(position + offset,5, intValue);
- offset = offset + 5;
- } else {
- this.putInteger(position + offset,5,0);
- position = position + 5;
- }
- }
- }
-
- @Override
- public void putChar6String(int position, int length, String s) {
-
- String upperCaseString = s.toUpperCase();
- int offset = 0;
- for (int i = 0; i < s.length() ; i++) {
- char character = upperCaseString.charAt(i);
- int intValue = (int) character - 32;
- if (intValue > -1 && intValue < 64) {
- this.putInteger(position + offset,6, intValue);
- offset = offset + 6;
- } else {
- this.putInteger(position + offset,6,0);
- position = position + 6;
- }
- }
- }
-
- @Override
- public int getInteger(int position, int length) {
- StringBuffer sb = new StringBuffer();
- for (int i = 0;i < length;i++){
- if (this.get(position + i)) {
- sb.append("1");
- } else {
- sb.append("0");
- }
- }
- return Integer.parseInt(sb.toString(), 2);
- }
-
- @Override
- public String getChar6String(int position, int length) {
-
- StringBuilder stringBuilder = new StringBuilder();
-
- int chars = length / 6;
-
- for (int i = 0; i < chars; i++) {
- int newPosition = position + i * 6;
-
- int x = this.getInteger(newPosition, 6);
- x = x + 32;
-
- char c = (char) x;
- stringBuilder.append(c);
-
- }
-
- return stringBuilder.toString().trim();
- }
-
- @Override
- public String getChar5String(int position, int length) {
-
- StringBuilder stringBuilder = new StringBuilder();
-
- int chars = length / 5;
-
- for (int i = 0; i < chars; i++) {
- int newPosition = position + i * 5;
-
- int x = getInteger(newPosition, 5);
- x = x + 42;
-
- char c = (char) x;
- stringBuilder.append(c);
-
- }
-
- return stringBuilder.toString().trim();
- }
-
-}