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8258915: Temporary buffer cleanup

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Reviewed-by: valeriep
This commit is contained in:
Weijun Wang 2021-04-22 18:11:43 +00:00
parent 31d8a19e47
commit f834557ae0
79 changed files with 1517 additions and 1039 deletions
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42
src/java.base/share/classes/com/sun/crypto/provider/PrivateKeyInfo.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1998, 2007, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1998, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -27,6 +27,8 @@ package com.sun.crypto.provider;
import java.math.*;
import java.io.*;
import java.util.Arrays;
import sun.security.x509.AlgorithmId;
import sun.security.util.*;
@ -62,23 +64,27 @@ final class PrivateKeyInfo {
PrivateKeyInfo(byte[] encoded) throws IOException {
DerValue val = new DerValue(encoded);
if (val.tag != DerValue.tag_Sequence)
throw new IOException("private key parse error: not a sequence");
try {
if (val.tag != DerValue.tag_Sequence)
throw new IOException("private key parse error: not a sequence");
// version
BigInteger parsedVersion = val.data.getBigInteger();
if (!parsedVersion.equals(VERSION)) {
throw new IOException("version mismatch: (supported: " +
VERSION + ", parsed: " + parsedVersion);
// version
BigInteger parsedVersion = val.data.getBigInteger();
if (!parsedVersion.equals(VERSION)) {
throw new IOException("version mismatch: (supported: " +
VERSION + ", parsed: " + parsedVersion);
}
// privateKeyAlgorithm
this.algid = AlgorithmId.parse(val.data.getDerValue());
// privateKey
this.privkey = val.data.getOctetString();
// OPTIONAL attributes not supported yet
} finally {
val.clear();
}
// privateKeyAlgorithm
this.algid = AlgorithmId.parse(val.data.getDerValue());
// privateKey
this.privkey = val.data.getOctetString();
// OPTIONAL attributes not supported yet
}
/**
@ -87,4 +93,8 @@ final class PrivateKeyInfo {
AlgorithmId getAlgorithm() {
return this.algid;
}
public void clear() {
Arrays.fill(privkey, (byte)0);
}
}