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fix io (IDEA-158917)

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This commit is contained in:
Eugene Zhuravlev
2016-07-22 16:53:09 +02:00
parent 47360b5f45
commit 98a69960d6
1 changed files with 24 additions and 6 deletions
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platform/platform-api/src/com/intellij/util/proxy/PropertiesEncryptionSupport.java
+24 -6
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@@ -64,11 +64,11 @@ public class PropertiesEncryptionSupport {
FileUtil.writeToFile(file, encrypt(out.toByteArray()));
}
private byte[] encrypt(byte[] bytes) throws Exception {
public byte[] encrypt(byte[] bytes) throws Exception {
return encrypt(bytes, myKey);
}
private byte[] decrypt(byte[] bytes) throws Exception {
public byte[] decrypt(byte[] bytes) throws Exception {
return decrypt(bytes, myKey);
}
@@ -92,10 +92,10 @@ public class PropertiesEncryptionSupport {
}
private static byte[] decrypt(byte[] data, Key key) throws Exception {
int bodyLength = data[0] & 0xFF;
bodyLength = (bodyLength << 8) + data[1] & 0xFF;
bodyLength = (bodyLength << 8) + data[2] & 0xFF;
bodyLength = (bodyLength << 8) + data[3] & 0xFF;
final int bodyLength = ((data[0] & 0xFF) << 24) |
((data[1] & 0xFF) << 16) |
((data[2] & 0xFF) << 8) |
((data[3] & 0xFF) );
final int ivlength = data.length - 4 - bodyLength;
@@ -104,4 +104,22 @@ public class PropertiesEncryptionSupport {
return ciph.doFinal(data, 4 + ivlength, bodyLength);
}
//public static void main(String[] args) throws Exception {
// final PropertiesEncryptionSupport support = new PropertiesEncryptionSupport();
// final Charset charset = Charset.forName("utf-8");
// final SecureRandom rnd = new SecureRandom();
// for (int idx = 0; idx < 90; idx++) {
// final String message = new BigInteger(10 * 1024, rnd).toString();
// final byte[] encrypted = support.encrypt(message.getBytes(charset));
// String decrypted = new String(support.decrypt(encrypted), charset);
// if (message.equals(decrypted)) {
// System.out.println("Test " + idx + " ok");
// }
// else {
// System.out.println("Test " + idx + " FAILED");
// }
// }
//}
}