22 #ifndef NDN_SECURITY_V2_CERTIFICATE_FETCHER_FROM_NETWORK_HPP    23 #define NDN_SECURITY_V2_CERTIFICATE_FETCHER_FROM_NETWORK_HPP    48   doFetch(
const shared_ptr<CertificateRequest>& certRequest, 
const shared_ptr<ValidationState>& state,
    55   dataCallback(
const Data& data,
    56                const shared_ptr<CertificateRequest>& certRequest, 
const shared_ptr<ValidationState>& state,
    66                const shared_ptr<CertificateRequest>& certRequest, 
const shared_ptr<ValidationState>& state,
    75   timeoutCallback(
const shared_ptr<CertificateRequest>& certRequest, 
const shared_ptr<ValidationState>& state,
    87 #endif // NDN_SECURITY_V2_CERTIFICATE_FETCHER_FROM_NETWORK_HPP Fetch missing keys from the network. 
Interface used by the validator to fetch missing certificates. 
std::function< void(const Certificate &cert, const shared_ptr< ValidationState > &state)> ValidationContinuation
represents a Network Nack 
Provide a communication channel with local or remote NDN forwarder. 
Generic time-based scheduler. 
Represents a Data packet.