#pragma once
#include "CryptoKey.h"
#include "ExceptionOr.h"
#include <wtf/Function.h>
#if ENABLE(SUBTLE_CRYPTO)
#if OS(DARWIN) && !PLATFORM(GTK)
typedef struct _CCRSACryptor *CCRSACryptorRef;
typedef CCRSACryptorRef PlatformRSAKey;
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
struct gcry_sexp;
typedef gcry_sexp* PlatformRSAKey;
#endif
namespace WebCore {
class CryptoKeyDataRSAComponents;
class PromiseWrapper;
class ScriptExecutionContext;
struct CryptoKeyPair;
struct JsonWebKey;
class RsaKeyAlgorithm : public KeyAlgorithm {
public:
RsaKeyAlgorithm(const String& name, size_t modulusLength, Vector<uint8_t>&& publicExponent)
: KeyAlgorithm(name)
, m_modulusLength(modulusLength)
, m_publicExponent(WTFMove(publicExponent))
{
}
KeyAlgorithmClass keyAlgorithmClass() const override { return KeyAlgorithmClass::RSA; }
size_t modulusLength() const { return m_modulusLength; }
const Vector<uint8_t>& publicExponent() const { return m_publicExponent; }
private:
size_t m_modulusLength;
Vector<uint8_t> m_publicExponent;
};
class RsaHashedKeyAlgorithm final : public RsaKeyAlgorithm {
public:
RsaHashedKeyAlgorithm(const String& name, size_t modulusLength, Vector<uint8_t>&& publicExponent, const String& hash)
: RsaKeyAlgorithm(name, modulusLength, WTFMove(publicExponent))
, m_hash(hash)
{
}
KeyAlgorithmClass keyAlgorithmClass() const final { return KeyAlgorithmClass::HRSA; }
const String& hash() const { return m_hash; }
private:
String m_hash;
};
class CryptoKeyRSA final : public CryptoKey {
public:
static Ref<CryptoKeyRSA> create(CryptoAlgorithmIdentifier identifier, CryptoAlgorithmIdentifier hash, bool hasHash, CryptoKeyType type, PlatformRSAKey platformKey, bool extractable, CryptoKeyUsageBitmap usage)
{
return adoptRef(*new CryptoKeyRSA(identifier, hash, hasHash, type, platformKey, extractable, usage));
}
static RefPtr<CryptoKeyRSA> create(CryptoAlgorithmIdentifier, CryptoAlgorithmIdentifier hash, bool hasHash, const CryptoKeyDataRSAComponents&, bool extractable, CryptoKeyUsageBitmap);
virtual ~CryptoKeyRSA();
bool isRestrictedToHash(CryptoAlgorithmIdentifier&) const;
size_t keySizeInBits() const;
using KeyPairCallback = WTF::Function<void(CryptoKeyPair&&)>;
using VoidCallback = WTF::Function<void()>;
static void generatePair(CryptoAlgorithmIdentifier, CryptoAlgorithmIdentifier hash, bool hasHash, unsigned modulusLength, const Vector<uint8_t>& publicExponent, bool extractable, CryptoKeyUsageBitmap, KeyPairCallback&&, VoidCallback&& failureCallback, ScriptExecutionContext*);
static RefPtr<CryptoKeyRSA> importJwk(CryptoAlgorithmIdentifier, std::optional<CryptoAlgorithmIdentifier> hash, JsonWebKey&&, bool extractable, CryptoKeyUsageBitmap);
static RefPtr<CryptoKeyRSA> importSpki(CryptoAlgorithmIdentifier, std::optional<CryptoAlgorithmIdentifier> hash, Vector<uint8_t>&&, bool extractable, CryptoKeyUsageBitmap);
static RefPtr<CryptoKeyRSA> importPkcs8(CryptoAlgorithmIdentifier, std::optional<CryptoAlgorithmIdentifier> hash, Vector<uint8_t>&&, bool extractable, CryptoKeyUsageBitmap);
PlatformRSAKey platformKey() const { return m_platformKey; }
JsonWebKey exportJwk() const;
ExceptionOr<Vector<uint8_t>> exportSpki() const;
ExceptionOr<Vector<uint8_t>> exportPkcs8() const;
CryptoAlgorithmIdentifier hashAlgorithmIdentifier() const { return m_hash; }
private:
CryptoKeyRSA(CryptoAlgorithmIdentifier, CryptoAlgorithmIdentifier hash, bool hasHash, CryptoKeyType, PlatformRSAKey, bool extractable, CryptoKeyUsageBitmap);
CryptoKeyClass keyClass() const final { return CryptoKeyClass::RSA; }
std::unique_ptr<KeyAlgorithm> buildAlgorithm() const final;
std::unique_ptr<CryptoKeyData> exportData() const final;
PlatformRSAKey m_platformKey;
bool m_restrictedToSpecificHash;
CryptoAlgorithmIdentifier m_hash;
};
}
SPECIALIZE_TYPE_TRAITS_CRYPTO_KEY(CryptoKeyRSA, CryptoKeyClass::RSA)
SPECIALIZE_TYPE_TRAITS_KEY_ALGORITHM(RsaKeyAlgorithm, KeyAlgorithmClass::RSA)
SPECIALIZE_TYPE_TRAITS_KEY_ALGORITHM(RsaHashedKeyAlgorithm, KeyAlgorithmClass::HRSA)
#endif // ENABLE(SUBTLE_CRYPTO)