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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/*
* XSEC
*
* XSECCryptoUtils:= Helper crypo utilities that make life easier
*
* Author(s): Berin Lautenbach
*
* $Id$
*
*/
#ifndef XSECCRYPTOUTILS_INCLUDE
#define XSECCRYPTOUTILS_INCLUDE
#include <xsec/framework/XSECDefs.hpp>
#include <xsec/utils/XSECSafeBuffer.hpp>
#include <xsec/dsig/DSIGConstants.hpp>
/**
* \brief Helper utilities for crypto.
* @ingroup crypto
*/
// --------------------------------------------------------------------------------
// Some Base64 helpers
// --------------------------------------------------------------------------------
XMLCh XSEC_EXPORT * EncodeToBase64XMLCh(unsigned char * input, int inputLen);
unsigned int XSEC_EXPORT DecodeFromBase64XMLCh(const XMLCh * input, unsigned char * output, int maxOutputLen);
unsigned int XSEC_EXPORT DecodeFromBase64(const char * input, unsigned char * output, int maxOutputLen);
// --------------------------------------------------------------------------------
// Some stuff to help with wierd signatures
// --------------------------------------------------------------------------------
// Convert an ASN.1 format DSA signature (!!!) to the two component integers
// NOTE - both r and s must be at least 20 bytes long
bool XSEC_EXPORT ASN2DSASig(const unsigned char* input, unsigned char* r, unsigned char* s);
// --------------------------------------------------------------------------------
// Calculate correct OIDs for an RSA sig
// --------------------------------------------------------------------------------
unsigned char* getRSASigOID(XSECCryptoHash::HashType type, int& oidLen);
#endif /* XSECCRYPTOUTILS_INCLUDE */
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