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wolfcrypt-jni
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Code Issues Releases Wiki Activity

JCE: fix Cipher update with offset

pull/2/merge
Chris Conlon 2017-04-18 17:22:24 -06:00
parent 2a38c5684b
commit 69b42b64fb
1 changed files with 12 additions and 6 deletions
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18
src/main/java/com/wolfssl/provider/jce/WolfCryptCipher.java
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@ -457,8 +457,7 @@ public class WolfCryptCipher extends CipherSpi {
int ret = 0;
byte tmpIn[] = Arrays.copyOfRange(input, inputOffset,
inputOffset + len);
byte tmpIn[] = null;
byte tmpOut[] = null;
/* return null if input data is too short to result in a new
@ -466,18 +465,25 @@ public class WolfCryptCipher extends CipherSpi {
if (input == null || isValidBlockLength(len) == 0)
return null;
tmpIn = Arrays.copyOfRange(input, inputOffset,
inputOffset + len);
switch (this.cipherType) {
case WC_AES:
tmpOut = this.aes.update(input, inputOffset, len);
tmpOut = Arrays.copyOfRange(tmpOut, inputOffset,
inputOffset + len);
/* truncate */
tmpOut = Arrays.copyOfRange(tmpOut, 0, len);
break;
case WC_DES3:
tmpOut = this.des3.update(input, inputOffset, len);
tmpOut = Arrays.copyOfRange(tmpOut, inputOffset,
inputOffset + len);
/* truncate */
tmpOut = Arrays.copyOfRange(tmpOut, 0, len);
break;
case WC_RSA: