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LibWeb: Implement AES-CTR.getKeyLength

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This commit is contained in:
stelar7
2024-10-30 22:53:47 +01:00
committed by Andreas Kling
parent 0864436383
commit 030cbef532
3 changed files with 14 additions and 0 deletions
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12
Userland/Libraries/LibWeb/Crypto/CryptoAlgorithms.cpp
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@@ -1517,6 +1517,18 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<CryptoKey>> AesCtr::import_key(AlgorithmPar
return key;
}
WebIDL::ExceptionOr<JS::Value> AesCtr::get_key_length(AlgorithmParams const& params)
{
// 1. If the length member of normalizedDerivedKeyAlgorithm is not 128, 192 or 256, then throw a OperationError.
auto const& normalized_algorithm = static_cast<AesDerivedKeyParams const&>(params);
auto length = normalized_algorithm.length;
if (length != 128 && length != 192 && length != 256)
return WebIDL::OperationError::create(m_realm, "Invalid key length"_string);
// 2. Return the length member of normalizedDerivedKeyAlgorithm.
return JS::Value(length);
}
// https://w3c.github.io/webcrypto/#hkdf-operations
WebIDL::ExceptionOr<JS::NonnullGCPtr<CryptoKey>> HKDF::import_key(AlgorithmParams const&, Bindings::KeyFormat format, CryptoKey::InternalKeyData key_data, bool extractable, Vector<Bindings::KeyUsage> const& key_usages)
{