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-rw-r--r--libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/ArmoredOutputStream.java411
1 files changed, 0 insertions, 411 deletions
diff --git a/libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/ArmoredOutputStream.java b/libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/ArmoredOutputStream.java
deleted file mode 100644
index 02f46efec..000000000
--- a/libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/ArmoredOutputStream.java
+++ /dev/null
@@ -1,411 +0,0 @@
-package org.spongycastle.bcpg;
-
-import java.io.IOException;
-import java.io.OutputStream;
-import java.util.Enumeration;
-import java.util.Hashtable;
-
-/**
- * Basic output stream.
- */
-public class ArmoredOutputStream
- extends OutputStream
-{
- private static final byte[] encodingTable =
- {
- (byte)'A', (byte)'B', (byte)'C', (byte)'D', (byte)'E', (byte)'F', (byte)'G',
- (byte)'H', (byte)'I', (byte)'J', (byte)'K', (byte)'L', (byte)'M', (byte)'N',
- (byte)'O', (byte)'P', (byte)'Q', (byte)'R', (byte)'S', (byte)'T', (byte)'U',
- (byte)'V', (byte)'W', (byte)'X', (byte)'Y', (byte)'Z',
- (byte)'a', (byte)'b', (byte)'c', (byte)'d', (byte)'e', (byte)'f', (byte)'g',
- (byte)'h', (byte)'i', (byte)'j', (byte)'k', (byte)'l', (byte)'m', (byte)'n',
- (byte)'o', (byte)'p', (byte)'q', (byte)'r', (byte)'s', (byte)'t', (byte)'u',
- (byte)'v',
- (byte)'w', (byte)'x', (byte)'y', (byte)'z',
- (byte)'0', (byte)'1', (byte)'2', (byte)'3', (byte)'4', (byte)'5', (byte)'6',
- (byte)'7', (byte)'8', (byte)'9',
- (byte)'+', (byte)'/'
- };
-
- /**
- * encode the input data producing a base 64 encoded byte array.
- */
- private void encode(
- OutputStream out,
- int[] data,
- int len)
- throws IOException
- {
- int d1, d2, d3;
-
- switch (len)
- {
- case 0: /* nothing left to do */
- break;
- case 1:
- d1 = data[0];
-
- out.write(encodingTable[(d1 >>> 2) & 0x3f]);
- out.write(encodingTable[(d1 << 4) & 0x3f]);
- out.write('=');
- out.write('=');
- break;
- case 2:
- d1 = data[0];
- d2 = data[1];
-
- out.write(encodingTable[(d1 >>> 2) & 0x3f]);
- out.write(encodingTable[((d1 << 4) | (d2 >>> 4)) & 0x3f]);
- out.write(encodingTable[(d2 << 2) & 0x3f]);
- out.write('=');
- break;
- case 3:
- d1 = data[0];
- d2 = data[1];
- d3 = data[2];
-
- out.write(encodingTable[(d1 >>> 2) & 0x3f]);
- out.write(encodingTable[((d1 << 4) | (d2 >>> 4)) & 0x3f]);
- out.write(encodingTable[((d2 << 2) | (d3 >>> 6)) & 0x3f]);
- out.write(encodingTable[d3 & 0x3f]);
- break;
- default:
- throw new IOException("unknown length in encode");
- }
- }
-
- OutputStream out;
- int[] buf = new int[3];
- int bufPtr = 0;
- CRC24 crc = new CRC24();
- int chunkCount = 0;
- int lastb;
-
- boolean start = true;
- boolean clearText = false;
- boolean newLine = false;
-
- String nl = System.getProperty("line.separator");
-
- String type;
- String headerStart = "-----BEGIN PGP ";
- String headerTail = "-----";
- String footerStart = "-----END PGP ";
- String footerTail = "-----";
-
- String version = "BCPG v@RELEASE_NAME@";
-
- Hashtable headers = new Hashtable();
-
- public ArmoredOutputStream(
- OutputStream out)
- {
- this.out = out;
-
- if (nl == null)
- {
- nl = "\r\n";
- }
-
- resetHeaders();
- }
-
- public ArmoredOutputStream(
- OutputStream out,
- Hashtable headers)
- {
- this(out);
-
- Enumeration e = headers.keys();
-
- while (e.hasMoreElements())
- {
- Object key = e.nextElement();
-
- this.headers.put(key, headers.get(key));
- }
- }
-
- /**
- * Set an additional header entry.
- *
- * @param name the name of the header entry.
- * @param value the value of the header entry.
- */
- public void setHeader(
- String name,
- String value)
- {
- this.headers.put(name, value);
- }
-
- /**
- * Reset the headers to only contain a Version string.
- */
- public void resetHeaders()
- {
- headers.clear();
- headers.put("Version", version);
- }
-
- /**
- * Start a clear text signed message.
- * @param hashAlgorithm
- */
- public void beginClearText(
- int hashAlgorithm)
- throws IOException
- {
- String hash;
-
- switch (hashAlgorithm)
- {
- case HashAlgorithmTags.SHA1:
- hash = "SHA1";
- break;
- case HashAlgorithmTags.SHA256:
- hash = "SHA256";
- break;
- case HashAlgorithmTags.SHA384:
- hash = "SHA384";
- break;
- case HashAlgorithmTags.SHA512:
- hash = "SHA512";
- break;
- case HashAlgorithmTags.MD2:
- hash = "MD2";
- break;
- case HashAlgorithmTags.MD5:
- hash = "MD5";
- break;
- case HashAlgorithmTags.RIPEMD160:
- hash = "RIPEMD160";
- break;
- default:
- throw new IOException("unknown hash algorithm tag in beginClearText: " + hashAlgorithm);
- }
-
- String armorHdr = "-----BEGIN PGP SIGNED MESSAGE-----" + nl;
- String hdrs = "Hash: " + hash + nl + nl;
-
- for (int i = 0; i != armorHdr.length(); i++)
- {
- out.write(armorHdr.charAt(i));
- }
-
- for (int i = 0; i != hdrs.length(); i++)
- {
- out.write(hdrs.charAt(i));
- }
-
- clearText = true;
- newLine = true;
- lastb = 0;
- }
-
- public void endClearText()
- {
- clearText = false;
- }
-
- private void writeHeaderEntry(
- String name,
- String value)
- throws IOException
- {
- for (int i = 0; i != name.length(); i++)
- {
- out.write(name.charAt(i));
- }
-
- out.write(':');
- out.write(' ');
-
- for (int i = 0; i != value.length(); i++)
- {
- out.write(value.charAt(i));
- }
-
- for (int i = 0; i != nl.length(); i++)
- {
- out.write(nl.charAt(i));
- }
- }
-
- public void write(
- int b)
- throws IOException
- {
- if (clearText)
- {
- out.write(b);
-
- if (newLine)
- {
- if (!(b == '\n' && lastb == '\r'))
- {
- newLine = false;
- }
- if (b == '-')
- {
- out.write(' ');
- out.write('-'); // dash escape
- }
- }
- if (b == '\r' || (b == '\n' && lastb != '\r'))
- {
- newLine = true;
- }
- lastb = b;
- return;
- }
-
- if (start)
- {
- boolean newPacket = (b & 0x40) != 0;
- int tag = 0;
-
- if (newPacket)
- {
- tag = b & 0x3f;
- }
- else
- {
- tag = (b & 0x3f) >> 2;
- }
-
- switch (tag)
- {
- case PacketTags.PUBLIC_KEY:
- type = "PUBLIC KEY BLOCK";
- break;
- case PacketTags.SECRET_KEY:
- type = "PRIVATE KEY BLOCK";
- break;
- case PacketTags.SIGNATURE:
- type = "SIGNATURE";
- break;
- default:
- type = "MESSAGE";
- }
-
- for (int i = 0; i != headerStart.length(); i++)
- {
- out.write(headerStart.charAt(i));
- }
-
- for (int i = 0; i != type.length(); i++)
- {
- out.write(type.charAt(i));
- }
-
- for (int i = 0; i != headerTail.length(); i++)
- {
- out.write(headerTail.charAt(i));
- }
-
- for (int i = 0; i != nl.length(); i++)
- {
- out.write(nl.charAt(i));
- }
-
- writeHeaderEntry("Version", (String)headers.get("Version"));
-
- Enumeration e = headers.keys();
- while (e.hasMoreElements())
- {
- String key = (String)e.nextElement();
-
- if (!key.equals("Version"))
- {
- writeHeaderEntry(key, (String)headers.get(key));
- }
- }
-
- for (int i = 0; i != nl.length(); i++)
- {
- out.write(nl.charAt(i));
- }
-
- start = false;
- }
-
- if (bufPtr == 3)
- {
- encode(out, buf, bufPtr);
- bufPtr = 0;
- if ((++chunkCount & 0xf) == 0)
- {
- for (int i = 0; i != nl.length(); i++)
- {
- out.write(nl.charAt(i));
- }
- }
- }
-
- crc.update(b);
- buf[bufPtr++] = b & 0xff;
- }
-
- public void flush()
- throws IOException
- {
- }
-
- /**
- * <b>Note</b>: close does nor close the underlying stream. So it is possible to write
- * multiple objects using armoring to a single stream.
- */
- public void close()
- throws IOException
- {
- if (type != null)
- {
- encode(out, buf, bufPtr);
-
- for (int i = 0; i != nl.length(); i++)
- {
- out.write(nl.charAt(i));
- }
- out.write('=');
-
- int crcV = crc.getValue();
-
- buf[0] = ((crcV >> 16) & 0xff);
- buf[1] = ((crcV >> 8) & 0xff);
- buf[2] = (crcV & 0xff);
-
- encode(out, buf, 3);
-
- for (int i = 0; i != nl.length(); i++)
- {
- out.write(nl.charAt(i));
- }
-
- for (int i = 0; i != footerStart.length(); i++)
- {
- out.write(footerStart.charAt(i));
- }
-
- for (int i = 0; i != type.length(); i++)
- {
- out.write(type.charAt(i));
- }
-
- for (int i = 0; i != footerTail.length(); i++)
- {
- out.write(footerTail.charAt(i));
- }
-
- for (int i = 0; i != nl.length(); i++)
- {
- out.write(nl.charAt(i));
- }
-
- out.flush();
-
- type = null;
- start = true;
- }
- }
-}
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