Author: kiwiwings
Date: Sun Nov 14 12:44:07 2021
New Revision: 1895031

URL: http://svn.apache.org/viewvc?rev=1895031&view=rev
Log:
Code cleanup - repetitive calls

Modified:
    
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/agile/AgileEncryptor.java
    
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/binaryrc4/BinaryRC4Encryptor.java
    
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/cryptoapi/CryptoAPIEncryptor.java
    
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/standard/StandardEncryptor.java

Modified: 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/agile/AgileEncryptor.java
URL: 
http://svn.apache.org/viewvc/poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/agile/AgileEncryptor.java?rev=1895031&r1=1895030&r2=1895031&view=diff
==============================================================================
--- 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/agile/AgileEncryptor.java
 (original)
+++ 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/agile/AgileEncryptor.java
 Sun Nov 14 12:44:07 2021
@@ -37,6 +37,7 @@ import java.io.InputStream;
 import java.io.OutputStream;
 import java.security.GeneralSecurityException;
 import java.security.MessageDigest;
+import java.security.SecureRandom;
 
 import javax.crypto.Cipher;
 import javax.crypto.Mac;
@@ -93,11 +94,12 @@ public class AgileEncryptor extends Encr
              , newIntegritySalt = IOUtils.safelyAllocate(hashSize, maxLen);
 
         // using a java.security.SecureRandom (and avoid allocating a new 
SecureRandom for each random number needed).
-        RandomSingleton.getInstance().nextBytes(newVerifierSalt); // blocksize
-        RandomSingleton.getInstance().nextBytes(newVerifier); // blocksize
-        RandomSingleton.getInstance().nextBytes(newKeySalt); // blocksize
-        RandomSingleton.getInstance().nextBytes(newKeySpec); // keysize
-        RandomSingleton.getInstance().nextBytes(newIntegritySalt); // hashsize
+        SecureRandom r = RandomSingleton.getInstance();
+        r.nextBytes(newVerifierSalt); // blocksize
+        r.nextBytes(newVerifier); // blocksize
+        r.nextBytes(newKeySalt); // blocksize
+        r.nextBytes(newKeySpec); // keysize
+        r.nextBytes(newIntegritySalt); // hashsize
 
         confirmPassword(password, newKeySpec, newKeySalt, newVerifierSalt, 
newVerifier, newIntegritySalt);
     }

Modified: 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/binaryrc4/BinaryRC4Encryptor.java
URL: 
http://svn.apache.org/viewvc/poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/binaryrc4/BinaryRC4Encryptor.java?rev=1895031&r1=1895030&r2=1895031&view=diff
==============================================================================
--- 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/binaryrc4/BinaryRC4Encryptor.java
 (original)
+++ 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/binaryrc4/BinaryRC4Encryptor.java
 Sun Nov 14 12:44:07 2021
@@ -22,6 +22,7 @@ import java.io.IOException;
 import java.io.OutputStream;
 import java.security.GeneralSecurityException;
 import java.security.MessageDigest;
+import java.security.SecureRandom;
 
 import javax.crypto.Cipher;
 import javax.crypto.SecretKey;
@@ -51,12 +52,13 @@ public class BinaryRC4Encryptor extends
 
     @Override
     public void confirmPassword(String password) {
+        SecureRandom r = RandomSingleton.getInstance();
         byte[] salt = new byte[16];
         byte[] verifier = new byte[16];
 
         // using a java.security.SecureRandom (and avoid allocating a new 
SecureRandom for each random number needed).
-        RandomSingleton.getInstance().nextBytes(salt);
-        RandomSingleton.getInstance().nextBytes(verifier);
+        r.nextBytes(salt);
+        r.nextBytes(verifier);
         confirmPassword(password, null, null, verifier, salt, null);
     }
 

Modified: 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/cryptoapi/CryptoAPIEncryptor.java
URL: 
http://svn.apache.org/viewvc/poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/cryptoapi/CryptoAPIEncryptor.java?rev=1895031&r1=1895030&r2=1895031&view=diff
==============================================================================
--- 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/cryptoapi/CryptoAPIEncryptor.java
 (original)
+++ 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/cryptoapi/CryptoAPIEncryptor.java
 Sun Nov 14 12:44:07 2021
@@ -22,6 +22,7 @@ import java.io.IOException;
 import java.io.OutputStream;
 import java.security.GeneralSecurityException;
 import java.security.MessageDigest;
+import java.security.SecureRandom;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -57,11 +58,12 @@ public class CryptoAPIEncryptor extends
 
     @Override
     public void confirmPassword(String password) {
+        SecureRandom r = RandomSingleton.getInstance();
         byte[] salt = new byte[16];
         byte[] verifier = new byte[16];
         // using a java.security.SecureRandom (and avoid allocating a new 
SecureRandom for each random number needed).
-        RandomSingleton.getInstance().nextBytes(salt);
-        RandomSingleton.getInstance().nextBytes(verifier);
+        r.nextBytes(salt);
+        r.nextBytes(verifier);
         confirmPassword(password, null, null, verifier, salt, null);
     }
 

Modified: 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/standard/StandardEncryptor.java
URL: 
http://svn.apache.org/viewvc/poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/standard/StandardEncryptor.java?rev=1895031&r1=1895030&r2=1895031&view=diff
==============================================================================
--- 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/standard/StandardEncryptor.java
 (original)
+++ 
poi/trunk/poi/src/main/java/org/apache/poi/poifs/crypt/standard/StandardEncryptor.java
 Sun Nov 14 12:44:07 2021
@@ -28,6 +28,7 @@ import java.io.IOException;
 import java.io.OutputStream;
 import java.security.GeneralSecurityException;
 import java.security.MessageDigest;
+import java.security.SecureRandom;
 import java.util.Arrays;
 
 import javax.crypto.Cipher;
@@ -64,11 +65,12 @@ public class StandardEncryptor extends E
     @Override
     public void confirmPassword(String password) {
         // see [MS-OFFCRYPTO] - 2.3.3 EncryptionVerifier
+        SecureRandom r = RandomSingleton.getInstance();
         byte[] salt = new byte[16], verifier = new byte[16];
 
         // using a java.security.SecureRandom (and avoid allocating a new 
SecureRandom for each random number needed).
-        RandomSingleton.getInstance().nextBytes(salt);
-        RandomSingleton.getInstance().nextBytes(verifier);
+        r.nextBytes(salt);
+        r.nextBytes(verifier);
 
         confirmPassword(password, null, null, salt, verifier, null);
     }



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