Examples with XOREncryptionHeader org.apache.poi.poifs.crypt.xor.XOREncryptionHeader used on opensource projects

Example 1 with XOREncryptionHeader

use of org.apache.poi.poifs.crypt.xor.XOREncryptionHeader in project poi by apache.

the class FilePassRecord method serialize.

@SuppressWarnings("resource")
@Override
public void serialize(LittleEndianOutput out) {
    out.writeShort(encryptionType);
    byte[] data = new byte[1024];
    // NOSONAR
    LittleEndianByteArrayOutputStream bos = new LittleEndianByteArrayOutputStream(data, 0);
    switch(encryptionInfo.getEncryptionMode()) {
        case xor:
            ((XOREncryptionHeader) encryptionInfo.getHeader()).write(bos);
            ((XOREncryptionVerifier) encryptionInfo.getVerifier()).write(bos);
            break;
        case binaryRC4:
            out.writeShort(encryptionInfo.getVersionMajor());
            out.writeShort(encryptionInfo.getVersionMinor());
            ((BinaryRC4EncryptionHeader) encryptionInfo.getHeader()).write(bos);
            ((BinaryRC4EncryptionVerifier) encryptionInfo.getVerifier()).write(bos);
            break;
        case cryptoAPI:
            out.writeShort(encryptionInfo.getVersionMajor());
            out.writeShort(encryptionInfo.getVersionMinor());
            out.writeInt(encryptionInfo.getEncryptionFlags());
            ((CryptoAPIEncryptionHeader) encryptionInfo.getHeader()).write(bos);
            ((CryptoAPIEncryptionVerifier) encryptionInfo.getVerifier()).write(bos);
            break;
        default:
            throw new EncryptedDocumentException("not supported");
    }
    out.write(data, 0, bos.getWriteIndex());
}