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#ifndef SRC_CRYPTO_CRYPTO_HASH_H_ |
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#define SRC_CRYPTO_CRYPTO_HASH_H_ |
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#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS |
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#include "crypto/crypto_keys.h" |
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#include "crypto/crypto_util.h" |
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#include "allocated_buffer.h" |
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#include "base_object.h" |
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#include "env.h" |
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#include "memory_tracker.h" |
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#include "v8.h" |
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namespace node { |
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namespace crypto { |
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class Hash final : public BaseObject { |
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public: |
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static void Initialize(Environment* env, v8::Local<v8::Object> target); |
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static void RegisterExternalReferences(ExternalReferenceRegistry* registry); |
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void MemoryInfo(MemoryTracker* tracker) const override; |
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SET_MEMORY_INFO_NAME(Hash) |
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SET_SELF_SIZE(Hash) |
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bool HashInit(const EVP_MD* md, v8::Maybe<unsigned int> xof_md_len); |
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bool HashUpdate(const char* data, size_t len); |
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static void GetHashes(const v8::FunctionCallbackInfo<v8::Value>& args); |
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protected: |
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static void New(const v8::FunctionCallbackInfo<v8::Value>& args); |
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static void HashUpdate(const v8::FunctionCallbackInfo<v8::Value>& args); |
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static void HashDigest(const v8::FunctionCallbackInfo<v8::Value>& args); |
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Hash(Environment* env, v8::Local<v8::Object> wrap); |
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private: |
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EVPMDPointer mdctx_ {}; |
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unsigned int md_len_ = 0; |
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ByteSource digest_; |
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}; |
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struct HashConfig final : public MemoryRetainer { |
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CryptoJobMode mode; |
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ByteSource in; |
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const EVP_MD* digest; |
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unsigned int length; |
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HashConfig() = default; |
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explicit HashConfig(HashConfig&& other) noexcept; |
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HashConfig& operator=(HashConfig&& other) noexcept; |
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void MemoryInfo(MemoryTracker* tracker) const override; |
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SET_MEMORY_INFO_NAME(HashConfig) |
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SET_SELF_SIZE(HashConfig) |
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}; |
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struct HashTraits final { |
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using AdditionalParameters = HashConfig; |
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static constexpr const char* JobName = "HashJob"; |
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static constexpr AsyncWrap::ProviderType Provider = |
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AsyncWrap::PROVIDER_HASHREQUEST; |
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static v8::Maybe<bool> AdditionalConfig( |
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CryptoJobMode mode, |
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const v8::FunctionCallbackInfo<v8::Value>& args, |
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unsigned int offset, |
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HashConfig* params); |
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static bool DeriveBits( |
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Environment* env, |
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const HashConfig& params, |
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ByteSource* out); |
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static v8::Maybe<bool> EncodeOutput( |
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Environment* env, |
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const HashConfig& params, |
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ByteSource* out, |
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v8::Local<v8::Value>* result); |
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}; |
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using HashJob = DeriveBitsJob<HashTraits>; |
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} // namespace crypto |
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} // namespace node |
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#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS |
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#endif // SRC_CRYPTO_CRYPTO_HASH_H_ |