blob: 48b278a33c829a83df4eb746c565cb3c8e13b0ca [file] [log] [blame]
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (c) 2013-2017 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
* ndn-cxx library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received copies of the GNU General Public License and GNU Lesser
* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
* <http://www.gnu.org/licenses/>.
*
* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
*/
#include "signing-info.hpp"
namespace ndn {
namespace security {
const Name&
SigningInfo::getEmptyName()
{
static Name emptyName;
return emptyName;
}
const SignatureInfo&
SigningInfo::getEmptySignatureInfo()
{
static SignatureInfo emptySignatureInfo;
return emptySignatureInfo;
}
const Name&
SigningInfo::getDigestSha256Identity()
{
static Name digestSha256Identity("/localhost/identity/digest-sha256");
return digestSha256Identity;
}
SigningInfo::SigningInfo(SignerType signerType,
const Name& signerName,
const SignatureInfo& signatureInfo)
: m_type(signerType)
, m_name(signerName)
, m_digestAlgorithm(DigestAlgorithm::SHA256)
, m_info(signatureInfo)
{
}
SigningInfo::SigningInfo(const std::string& signingStr)
{
*this = SigningInfo();
if (signingStr.empty()) {
return;
}
size_t pos = signingStr.find(':');
if (pos == std::string::npos) {
BOOST_THROW_EXCEPTION(std::invalid_argument("Invalid signing string cannot represent SigningInfo"));
}
std::string scheme = signingStr.substr(0, pos);
std::string nameArg = signingStr.substr(pos + 1);
if (scheme == "id") {
if (nameArg == getDigestSha256Identity().toUri()) {
setSha256Signing();
}
else {
setSigningIdentity(nameArg);
}
}
else if (scheme == "key") {
setSigningKeyName(nameArg);
}
else if (scheme == "cert") {
setSigningCertName(nameArg);
}
else {
BOOST_THROW_EXCEPTION(std::invalid_argument("Invalid signing string scheme"));
}
}
SigningInfo&
SigningInfo::setSigningIdentity(const Name& identity)
{
m_type = SIGNER_TYPE_ID;
m_name = identity;
return *this;
}
SigningInfo&
SigningInfo::setSigningKeyName(const Name& keyName)
{
m_type = SIGNER_TYPE_KEY;
m_name = keyName;
return *this;
}
SigningInfo&
SigningInfo::setSigningCertName(const Name& certificateName)
{
m_type = SIGNER_TYPE_CERT;
m_name = certificateName;
return *this;
}
SigningInfo&
SigningInfo::setSha256Signing()
{
m_type = SIGNER_TYPE_SHA256;
m_name.clear();
return *this;
}
SigningInfo&
SigningInfo::setSignatureInfo(const SignatureInfo& signatureInfo)
{
m_info = signatureInfo;
return *this;
}
std::ostream&
operator<<(std::ostream& os, const SigningInfo& si)
{
switch (si.getSignerType()) {
case SigningInfo::SIGNER_TYPE_NULL:
return os;
case SigningInfo::SIGNER_TYPE_ID:
os << "id:";
break;
case SigningInfo::SIGNER_TYPE_KEY:
os << "key:";
break;
case SigningInfo::SIGNER_TYPE_CERT:
os << "cert:";
break;
case SigningInfo::SIGNER_TYPE_SHA256:
os << "id:" << SigningInfo::getDigestSha256Identity();
return os;
default:
BOOST_THROW_EXCEPTION(std::invalid_argument("Unknown signer type"));
}
os << si.getSignerName();
return os;
}
} // namespace security
} // namespace ndn