use of org.bouncycastle.crypto.modes.CTSBlockCipher in project robovm by robovm.
the class BaseBlockCipher method engineSetMode.
protected void engineSetMode(String mode) throws NoSuchAlgorithmException {
modeName = Strings.toUpperCase(mode);
if (modeName.equals("ECB")) {
ivLength = 0;
cipher = new BufferedGenericBlockCipher(baseEngine);
} else if (modeName.equals("CBC")) {
ivLength = baseEngine.getBlockSize();
cipher = new BufferedGenericBlockCipher(new CBCBlockCipher(baseEngine));
} else if (modeName.startsWith("OFB")) {
ivLength = baseEngine.getBlockSize();
if (modeName.length() != 3) {
int wordSize = Integer.parseInt(modeName.substring(3));
cipher = new BufferedGenericBlockCipher(new OFBBlockCipher(baseEngine, wordSize));
} else {
cipher = new BufferedGenericBlockCipher(new OFBBlockCipher(baseEngine, 8 * baseEngine.getBlockSize()));
}
} else if (modeName.startsWith("CFB")) {
ivLength = baseEngine.getBlockSize();
if (modeName.length() != 3) {
int wordSize = Integer.parseInt(modeName.substring(3));
cipher = new BufferedGenericBlockCipher(new CFBBlockCipher(baseEngine, wordSize));
} else {
cipher = new BufferedGenericBlockCipher(new CFBBlockCipher(baseEngine, 8 * baseEngine.getBlockSize()));
}
} else // END android-removed
if (modeName.startsWith("SIC")) {
ivLength = baseEngine.getBlockSize();
if (ivLength < 16) {
throw new IllegalArgumentException("Warning: SIC-Mode can become a twotime-pad if the blocksize of the cipher is too small. Use a cipher with a block size of at least 128 bits (e.g. AES)");
}
cipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(new SICBlockCipher(baseEngine)));
} else if (modeName.startsWith("CTR")) {
ivLength = baseEngine.getBlockSize();
cipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(new SICBlockCipher(baseEngine)));
} else // END android-removed
if (modeName.startsWith("CTS")) {
ivLength = baseEngine.getBlockSize();
cipher = new BufferedGenericBlockCipher(new CTSBlockCipher(new CBCBlockCipher(baseEngine)));
} else if (modeName.startsWith("CCM")) {
ivLength = baseEngine.getBlockSize();
cipher = new AEADGenericBlockCipher(new CCMBlockCipher(baseEngine));
} else // END android-removed
if (modeName.startsWith("GCM")) {
ivLength = baseEngine.getBlockSize();
cipher = new AEADGenericBlockCipher(new GCMBlockCipher(baseEngine));
} else {
throw new NoSuchAlgorithmException("can't support mode " + mode);
}
}
use of org.bouncycastle.crypto.modes.CTSBlockCipher in project XobotOS by xamarin.
the class JCEBlockCipher method engineSetMode.
protected void engineSetMode(String mode) throws NoSuchAlgorithmException {
modeName = Strings.toUpperCase(mode);
if (modeName.equals("ECB")) {
ivLength = 0;
cipher = new BufferedGenericBlockCipher(baseEngine);
} else if (modeName.equals("CBC")) {
ivLength = baseEngine.getBlockSize();
cipher = new BufferedGenericBlockCipher(new CBCBlockCipher(baseEngine));
} else if (modeName.startsWith("OFB")) {
ivLength = baseEngine.getBlockSize();
if (modeName.length() != 3) {
int wordSize = Integer.parseInt(modeName.substring(3));
cipher = new BufferedGenericBlockCipher(new OFBBlockCipher(baseEngine, wordSize));
} else {
cipher = new BufferedGenericBlockCipher(new OFBBlockCipher(baseEngine, 8 * baseEngine.getBlockSize()));
}
} else if (modeName.startsWith("CFB")) {
ivLength = baseEngine.getBlockSize();
if (modeName.length() != 3) {
int wordSize = Integer.parseInt(modeName.substring(3));
cipher = new BufferedGenericBlockCipher(new CFBBlockCipher(baseEngine, wordSize));
} else {
cipher = new BufferedGenericBlockCipher(new CFBBlockCipher(baseEngine, 8 * baseEngine.getBlockSize()));
}
} else // END android-removed
if (modeName.startsWith("SIC")) {
ivLength = baseEngine.getBlockSize();
if (ivLength < 16) {
throw new IllegalArgumentException("Warning: SIC-Mode can become a twotime-pad if the blocksize of the cipher is too small. Use a cipher with a block size of at least 128 bits (e.g. AES)");
}
cipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(new SICBlockCipher(baseEngine)));
} else if (modeName.startsWith("CTR")) {
ivLength = baseEngine.getBlockSize();
cipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(new SICBlockCipher(baseEngine)));
} else if (modeName.startsWith("GOFB")) {
ivLength = baseEngine.getBlockSize();
cipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(new GOFBBlockCipher(baseEngine)));
} else if (modeName.startsWith("CTS")) {
ivLength = baseEngine.getBlockSize();
cipher = new BufferedGenericBlockCipher(new CTSBlockCipher(new CBCBlockCipher(baseEngine)));
} else if (modeName.startsWith("CCM")) {
ivLength = baseEngine.getBlockSize();
cipher = new AEADGenericBlockCipher(new CCMBlockCipher(baseEngine));
} else // END android-removed
if (modeName.startsWith("GCM")) {
ivLength = baseEngine.getBlockSize();
cipher = new AEADGenericBlockCipher(new GCMBlockCipher(baseEngine));
} else {
throw new NoSuchAlgorithmException("can't support mode " + mode);
}
}
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