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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
/**
* Copyright (C) 2013 Regents of the University of California.
* @author: Yingdi Yu <yingdi@cs.ucla.edu>
* See COPYING for copyright and distribution information.
*/
#ifndef NDN_SECURITY_VALIDATOR_REGEX_HPP
#define NDN_SECURITY_VALIDATOR_REGEX_HPP
#include "validator.hpp"
#include "identity-certificate.hpp"
#include "sec-rule-relative.hpp"
#include "certificate-cache.hpp"
#include "../util/regex.hpp"
namespace ndn {
class ValidatorRegex : public Validator
{
public:
struct Error : public Validator::Error { Error(const std::string &what) : Validator::Error(what) {} };
static const shared_ptr<CertificateCache> DefaultCertificateCache;
ValidatorRegex(shared_ptr<Face> face,
shared_ptr<CertificateCache> certificateCache = DefaultCertificateCache,
const int stepLimit = 3);
virtual
~ValidatorRegex() {}
/**
* @brief Add a rule for data verification.
*
* @param policy The verification rule
*/
inline void
addDataVerificationRule (shared_ptr<SecRuleRelative> rule);
/**
* @brief Add a trust anchor
*
* @param certificate The trust anchor
*/
inline void
addTrustAnchor(shared_ptr<IdentityCertificate> certificate);
protected:
virtual void
checkPolicy (const Data& data,
int stepCount,
const OnDataValidated &onValidated,
const OnDataValidationFailed &onValidationFailed,
std::vector<shared_ptr<ValidationRequest> > &nextSteps);
virtual void
checkPolicy (const Interest& interest,
int stepCount,
const OnInterestValidated &onValidated,
const OnInterestValidationFailed &onValidationFailed,
std::vector<shared_ptr<ValidationRequest> > &nextSteps)
{ onValidationFailed(interest.shared_from_this(), "No policy for signed interest checking"); }
void
onCertificateValidated(const shared_ptr<const Data> &signCertificate,
const shared_ptr<const Data> &data,
const OnDataValidated &onValidated,
const OnDataValidationFailed &onValidationFailed);
void
onCertificateValidationFailed(const shared_ptr<const Data> &signCertificate,
const std::string& failureInfo,
const shared_ptr<const Data> &data,
const OnDataValidationFailed &onValidationFailed);
protected:
typedef std::vector< shared_ptr<SecRuleRelative> > RuleList;
typedef std::vector< shared_ptr<Regex> > RegexList;
int m_stepLimit;
shared_ptr<CertificateCache> m_certificateCache;
RuleList m_mustFailVerify;
RuleList m_verifyPolicies;
std::map<Name, shared_ptr<IdentityCertificate> > m_trustAnchors;
};
inline void
ValidatorRegex::addDataVerificationRule (shared_ptr<SecRuleRelative> rule)
{ rule->isPositive() ? m_verifyPolicies.push_back(rule) : m_mustFailVerify.push_back(rule); }
inline void
ValidatorRegex::addTrustAnchor(shared_ptr<IdentityCertificate> certificate)
{ m_trustAnchors[certificate->getName().getPrefix(-1)] = certificate; }
} // namespace ndn
#endif //NDN_SECURITY_VALIDATOR_REGEX_HPP