2004-11-07 Casey Marshall <csm@gnu.org>

	Signed JAR file support.
	* java/net/URLClassLoader.java
	(JarURLResource.getCertificates): re-read jar entry to ensure
	certificates are picked up.
	(findClass): fill in class `signers' field, too.
	* java/util/jar/JarFile.java (META_INF): new constant.
	(PKCS7_DSA_SUFFIX): new constant.
	(PKCS7_RSA_SUFFIX): new constant.
	(DIGEST_KEY_SUFFIX): new constant.
	(SF_SUFFIX): new constant.
	(MD2_OID): new constant.
	(MD4_OID): new constant.
	(MD5_OID): new constant.
	(SHA1_OID): new constant.
	(DSA_ENCRYPTION_OID): new constant.
	(RSA_ENCRYPTION_OID): new constant.
	(signaturesRead): new field.
	(verified): new field.
	(entryCerts): new field.
	(DEBUG): new constant.
	(debug): new method.
	(JarEnumeration.nextElement): fill in entry certificates, read
	signatures if they haven't been read.
	(getEntry): likewise.
	(getInputStream): verify stream if it hasn't been verified
	yet.
	(readSignatures): new method.
	(verify): new method.
	(verifyHashes): new method.
	(readManifestEntry): new method.
	(EntryInputStream): new class.
	* java/util/zip/InflaterInputStream.java
	Don't defer to underlying stream for mark/reset.
	(markSupported): new method; return `false'.
	(mark): new method.
	(reset): new method.
	* gnu/java/io/Base64InputStream.java (decode): new class
	method.
	* gnu/java/security/der/DERReader.java don't make class
	final.
	(in): made protected.
	(encBuf): likewise.
	(readLength): likewise.
	* gnu/java/security/ber/BER.java,
	* gnu/java/security/ber/BEREncodingException.java,
	* gnu/java/security/ber/BERReader.java,
	* gnu/java/security/ber/BERValue.java,
	* gnu/java/security/pkcs/PKCS7SignedData.java,
	* gnu/java/security/pkcs/SignerInfo.java:
	new files.

1 files changed, 14 insertions, 0 deletions

diff --git a/java/util/zip/InflaterInputStream.java b/java/util/zip/InflaterInputStream.java
index 83c9c6d4d..c1ad4b948 100644
--- a/java/util/zip/InflaterInputStream.java
+++ b/java/util/zip/InflaterInputStream.java
@@ -247,4 +247,18 @@ public class InflaterInputStream extends FilterInputStream
 
     return skipped;
  }
+
+  public boolean markSupported()
+  {
+    return false;
+  }
+
+  public void mark(int readLimit)
+  {
+  }
+
+  public void reset() throws IOException
+  {
+    throw new IOException("reset not supported");
+  }
 }