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IOS/ESFormats: Add ParseCertChain

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This will be used to avoid duplicating cert chain parsing code.
This commit is contained in:
Léo Lam 2017-06-11 14:09:57 +02:00
commit 8865208571
2 changed files with 20 additions and 0 deletions
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18
Source/Core/Core/IOS/ES/Formats.cpp
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@ -681,5 +681,23 @@ std::vector<u8> CertReader::GetPublicKey() const
const auto key_begin = m_bytes.begin() + info.first; const auto key_begin = m_bytes.begin() + info.first;
return std::vector<u8>(key_begin, key_begin + info.second); return std::vector<u8>(key_begin, key_begin + info.second);
} }
std::map<std::string, CertReader> ParseCertChain(const std::vector<u8>& chain)
{
std::map<std::string, CertReader> certs;
size_t processed = 0;
while (processed != chain.size())
{
CertReader cert_reader{std::vector<u8>(chain.begin() + processed, chain.end())};
if (!cert_reader.IsValid())
return certs;
processed += cert_reader.GetBytes().size();
const std::string name = cert_reader.GetName();
certs.emplace(std::move(name), std::move(cert_reader));
}
return certs;
}
} // namespace ES } // namespace ES
} // namespace IOS } // namespace IOS

2
Source/Core/Core/IOS/ES/Formats.h
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@ -284,5 +284,7 @@ public:
private: private:
bool m_is_valid = false; bool m_is_valid = false;
}; };
std::map<std::string, CertReader> ParseCertChain(const std::vector<u8>& chain);
} // namespace ES } // namespace ES
} // namespace IOS } // namespace IOS