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CODEX_APSS::MessageVerifier Class Reference

Verify the correctness of APSS protocol messages. More...

#include <MessageVerifier.h>

Inheritance diagram for CODEX_APSS::MessageVerifier:

[legend]Collaboration diagram for CODEX_APSS::MessageVerifier:

[legend]List of all members.

Public Methods
	MessageVerifier (CODEX_Events::DeadPileType &deadPile, CODEX_Events::QType &eventQueue, RoutedMessageHandler *destination, CODEX_Server::ServerResponseHandler *responder)
	Create a MessageVerifier.
virtual	~MessageVerifier ()
	Virtual destructor.
bool	handler (RoutedMessageEvent< SignedInitMsg > &event)
bool	handler (RoutedMessageEvent< SignedEstablishMsg > &event)
bool	handler (RoutedMessageEvent< SignedComputeMsg > &event)
bool	handler (RoutedMessageEvent< SignedRecoverMsg > &event)
	Abstract handler for a signed RecoverMsg.
bool	handler (RoutedMessageEvent< SignedFinishedMsg > &event)
	Abstract handler for a signed FinishedMsg.

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Detailed Description

Verify the correctness of APSS protocol messages.

This RoutedMessageHandler checks signatures on requests, verifies evidence, and performs any other needed tasks, such as caching requests in StateInfo's logs. If successful, it re-routes the message event to its successor.

Definition at line 33 of file MessageVerifier.h.

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Member Function Documentation

bool MessageVerifier::handler (  RoutedMessageEvent< SignedComputeMsg > &    event )  [virtual]

Todo: Add logging for inconsistent messages. Implements CODEX_APSS::RoutedMessageHandler. Definition at line 357 of file MessageVerifier.cc. References CODEX_APSS::StateInfo::addComputeMsg(), CODEX_APSS::StateInfo::computeRecord(), CODEX_APSS::ComputeMsg::coordinator(), CODEX_APSS::Message::digest(), CODEX_APSS::StateInfo::domain(), CODEX_Quorum::Message::fill(), CODEX_Server::ServerState::hashFunc(), CODEX_VSS::SubshareLabel< LabelType >::id(), CODEX_ASN1::Base::initialized(), CODEX_Server::ServerState::instance(), CODEX_VSS::SubshareLabel< LabelType >::label(), CODEX_APSS::RoutedMessageEvent< MT >::message(), CODEX_Server::ServerState::nMID, CODEX_Server::ServerState::nSID, CODEX_Server::ServerState::publicKey(), CODEX_APSS::ComputeRecord::request(), CODEX_APSS::RoutedMessageEvent< MT >::reRoute(), CODEX_APSS::ComputeRecord::response(), CODEX_Events::Activity::sendEvent(), CODEX_APSS::StateInfo::sendFinished(), CODEX_Server::RoutingInfo::seqNum(), CODEX_Server::RoutingInfo::server(), CODEX_Events::EventBase::source(), CODEX_APSS::ComputeMsg::subshareLabel(), CODEX_ASN1::Integer::value(), CODEX_Ciphers::RSAPublicKey::verifySignature(), and CODEX_APSS::StateInfo::version().

bool MessageVerifier::handler (  RoutedMessageEvent< SignedEstablishMsg > &    event )  [virtual]

Todo: Add logging for inconsistent messages. Implements CODEX_APSS::RoutedMessageHandler. Definition at line 188 of file MessageVerifier.cc. References CODEX_APSS::StateInfo::addEstablishMsg(), CODEX_VSS::SecretWitness< ShareType, OneWay >::args(), CODEX_VSS::SubshareLabel< LabelType >::check(), CODEX_APSS::Message::digest(), CODEX_APSS::StateInfo::domain(), CODEX_APSS::EstablishMsg::establisher(), CODEX_APSS::StateInfo::establishRecord(), CODEX_Quorum::Message::fill(), CODEX_Server::ServerState::hashFunc(), CODEX_VSS::SubshareLabel< LabelType >::id(), CODEX_ASN1::Base::initialized(), CODEX_Server::ServerState::instance(), CODEX_VSS::SubshareLabel< LabelType >::label(), CODEX_APSS::RoutedMessageEvent< MT >::message(), CODEX_Server::ServerState::nMID, CODEX_Server::ServerState::nSID, CODEX_Server::ServerState::publicKey(), CODEX_APSS::EstablishRecord::request(), CODEX_APSS::RoutedMessageEvent< MT >::reRoute(), CODEX_APSS::EstablishRecord::response(), CODEX_Events::Activity::sendEvent(), CODEX_APSS::StateInfo::sendFinished(), CODEX_Server::RoutingInfo::seqNum(), CODEX_Server::RoutingInfo::server(), CODEX_APSS::EstablishMsg::shares(), CODEX_Events::EventBase::source(), CODEX_APSS::EstablishMsg::sublabel(), CODEX_ASN1::Integer::value(), CODEX_VSS::SubshareLabel< LabelType >::verify(), CODEX_Ciphers::RSAPublicKey::verifySignature(), CODEX_APSS::StateInfo::version(), CODEX_APSS::EstablishMsg::version(), CODEX_VSS::SecretWitness< ShareType, OneWay >::witness(), and CODEX_APSS::StateInfo::witness().

bool MessageVerifier::handler (  RoutedMessageEvent< SignedInitMsg > &    event )  [virtual]

Todo: Add logging for inconsistent messages. Implements CODEX_APSS::RoutedMessageHandler. Definition at line 46 of file MessageVerifier.cc. References CODEX_APSS::StateInfo::addInitMsg(), CODEX_APSS::InitMsg::coordinator(), CODEX_APSS::Message::digest(), CODEX_APSS::StateInfo::domain(), CODEX_Quorum::Message::fill(), CODEX_Server::ServerState::hashFunc(), CODEX_ASN1::Base::initialized(), CODEX_APSS::StateInfo::initRecord(), CODEX_Server::ServerState::instance(), CODEX_APSS::InitMsg::label(), CODEX_APSS::RoutedMessageEvent< MT >::message(), CODEX_Server::ServerState::nMID, CODEX_Server::ServerState::nSID, CODEX_Server::ServerState::publicKey(), CODEX_APSS::InitRecord::request(), CODEX_APSS::RoutedMessageEvent< MT >::reRoute(), CODEX_APSS::InitRecord::response(), CODEX_Events::Activity::sendEvent(), CODEX_APSS::StateInfo::sendFinished(), CODEX_Server::RoutingInfo::seqNum(), CODEX_Server::RoutingInfo::server(), CODEX_Events::EventBase::source(), CODEX_ASN1::Integer::value(), CODEX_Ciphers::RSAPublicKey::verifySignature(), CODEX_APSS::StateInfo::version(), and CODEX_APSS::InitMsg::version().

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The documentation for this class was generated from the following files:

• MessageVerifier.h
• MessageVerifier.cc

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