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Diffstat (limited to 'pg/src/main/java/org/bouncycastle/bcpg/UserAttributeSubpacketInputStream.java')
-rw-r--r--pg/src/main/java/org/bouncycastle/bcpg/UserAttributeSubpacketInputStream.java120
1 files changed, 0 insertions, 120 deletions
diff --git a/pg/src/main/java/org/bouncycastle/bcpg/UserAttributeSubpacketInputStream.java b/pg/src/main/java/org/bouncycastle/bcpg/UserAttributeSubpacketInputStream.java
deleted file mode 100644
index 2b1ed0d1..00000000
--- a/pg/src/main/java/org/bouncycastle/bcpg/UserAttributeSubpacketInputStream.java
+++ /dev/null
@@ -1,120 +0,0 @@
-package org.bouncycastle.bcpg;
-
-import java.io.EOFException;
-import java.io.IOException;
-import java.io.InputStream;
-
-import org.bouncycastle.bcpg.attr.ImageAttribute;
-
-/**
- * reader for user attribute sub-packets
- */
-public class UserAttributeSubpacketInputStream
- extends InputStream implements UserAttributeSubpacketTags
-{
- InputStream in;
-
- public UserAttributeSubpacketInputStream(
- InputStream in)
- {
- this.in = in;
- }
-
- public int available()
- throws IOException
- {
- return in.available();
- }
-
- public int read()
- throws IOException
- {
- return in.read();
- }
-
- private void readFully(
- byte[] buf,
- int off,
- int len)
- throws IOException
- {
- if (len > 0)
- {
- int b = this.read();
-
- if (b < 0)
- {
- throw new EOFException();
- }
-
- buf[off] = (byte)b;
- off++;
- len--;
- }
-
- while (len > 0)
- {
- int l = in.read(buf, off, len);
-
- if (l < 0)
- {
- throw new EOFException();
- }
-
- off += l;
- len -= l;
- }
- }
-
- public UserAttributeSubpacket readPacket()
- throws IOException
- {
- int l = this.read();
- int bodyLen = 0;
- boolean longLength = false;
-
- if (l < 0)
- {
- return null;
- }
-
- if (l < 192)
- {
- bodyLen = l;
- }
- else if (l <= 223)
- {
- bodyLen = ((l - 192) << 8) + (in.read()) + 192;
- }
- else if (l == 255)
- {
- bodyLen = (in.read() << 24) | (in.read() << 16) | (in.read() << 8) | in.read();
- longLength = true;
- }
- else
- {
- throw new IOException("unrecognised length reading user attribute sub packet");
- }
-
- int tag = in.read();
-
- if (tag < 0)
- {
- throw new EOFException("unexpected EOF reading user attribute sub packet");
- }
-
- byte[] data = new byte[bodyLen - 1];
-
- this.readFully(data, 0, data.length);
-
- int type = tag;
-
- switch (type)
- {
- case IMAGE_ATTRIBUTE:
- return new ImageAttribute(longLength, data);
- }
-
- return new UserAttributeSubpacket(type, longLength, data);
- }
-}