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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	crypto/crypto_sig.h	Lines:	3	7	42.9 %
Date:	2022-03-10 04:14:57	Branches:	0	0	- %


#ifndef SRC_CRYPTO_CRYPTO_SIG_H_
#define SRC_CRYPTO_CRYPTO_SIG_H_

#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#include "crypto/crypto_keys.h"
#include "crypto/crypto_util.h"
#include "allocated_buffer.h"
#include "base_object.h"
#include "env.h"
#include "memory_tracker.h"

namespace node {
namespace crypto {
static const unsigned int kNoDsaSignature = static_cast<unsigned int>(-1);

enum DSASigEnc {
  kSigEncDER,
  kSigEncP1363
};

class SignBase : public BaseObject {
 public:
  typedef enum {
    kSignOk,
    kSignUnknownDigest,
    kSignInit,
    kSignNotInitialised,
    kSignUpdate,
    kSignPrivateKey,
    kSignPublicKey,
    kSignMalformedSignature
  } Error;

  SignBase(Environment* env, v8::Local<v8::Object> wrap);

  Error Init(const char* sign_type);
  Error Update(const char* data, size_t len);

  // TODO(joyeecheung): track the memory used by OpenSSL types
  void MemoryInfo(MemoryTracker* tracker) const override;
  SET_MEMORY_INFO_NAME(SignBase)
  SET_SELF_SIZE(SignBase)

 protected:
  EVPMDPointer mdctx_;
};

class Sign : public SignBase {
 public:
  static void Initialize(Environment* env, v8::Local<v8::Object> target);
  static void RegisterExternalReferences(ExternalReferenceRegistry* registry);

  struct SignResult {
    Error error;
    std::unique_ptr<v8::BackingStore> signature;

    explicit SignResult(
        Error err,
        std::unique_ptr<v8::BackingStore>&& sig = nullptr)
      : error(err), signature(std::move(sig)) {}
  };

  SignResult SignFinal(
      const ManagedEVPPKey& pkey,
      int padding,
      const v8::Maybe<int>& saltlen,
      DSASigEnc dsa_sig_enc);

  static void SignSync(const v8::FunctionCallbackInfo<v8::Value>& args);

 protected:
  static void New(const v8::FunctionCallbackInfo<v8::Value>& args);
  static void SignInit(const v8::FunctionCallbackInfo<v8::Value>& args);
  static void SignUpdate(const v8::FunctionCallbackInfo<v8::Value>& args);
  static void SignFinal(const v8::FunctionCallbackInfo<v8::Value>& args);

  Sign(Environment* env, v8::Local<v8::Object> wrap);
};

class Verify : public SignBase {
 public:
  static void Initialize(Environment* env, v8::Local<v8::Object> target);
  static void RegisterExternalReferences(ExternalReferenceRegistry* registry);

  Error VerifyFinal(const ManagedEVPPKey& key,
                    const ByteSource& sig,
                    int padding,
                    const v8::Maybe<int>& saltlen,
                    bool* verify_result);

  static void VerifySync(const v8::FunctionCallbackInfo<v8::Value>& args);

 protected:
  static void New(const v8::FunctionCallbackInfo<v8::Value>& args);
  static void VerifyInit(const v8::FunctionCallbackInfo<v8::Value>& args);
  static void VerifyUpdate(const v8::FunctionCallbackInfo<v8::Value>& args);
  static void VerifyFinal(const v8::FunctionCallbackInfo<v8::Value>& args);

  Verify(Environment* env, v8::Local<v8::Object> wrap);
};

struct SignConfiguration final : public MemoryRetainer {
  enum Mode {
    kSign,
    kVerify
  };
  enum Flags {
    kHasNone = 0,
    kHasSaltLength = 1,
    kHasPadding = 2
  };

  CryptoJobMode job_mode;
  Mode mode;
  ManagedEVPPKey key;
  ByteSource data;
  ByteSource signature;
  const EVP_MD* digest = nullptr;
  int flags = SignConfiguration::kHasNone;
  int padding = 0;
  int salt_length = 0;
  DSASigEnc dsa_encoding = kSigEncDER;

  SignConfiguration() = default;

  explicit SignConfiguration(SignConfiguration&& other) noexcept;

  SignConfiguration& operator=(SignConfiguration&& other) noexcept;

  void MemoryInfo(MemoryTracker* tracker) const override;
  SET_MEMORY_INFO_NAME(SignConfiguration)
  SET_SELF_SIZE(SignConfiguration)
};

struct SignTraits final {
  using AdditionalParameters = SignConfiguration;
  static constexpr const char* JobName = "SignJob";

// TODO(@jasnell): Sign request vs. Verify request

  static constexpr AsyncWrap::ProviderType Provider =
      AsyncWrap::PROVIDER_SIGNREQUEST;

  static v8::Maybe<bool> AdditionalConfig(
      CryptoJobMode mode,
      const v8::FunctionCallbackInfo<v8::Value>& args,
      unsigned int offset,
      SignConfiguration* params);

  static bool DeriveBits(
      Environment* env,
      const SignConfiguration& params,
      ByteSource* out);

  static v8::Maybe<bool> EncodeOutput(
      Environment* env,
      const SignConfiguration& params,
      ByteSource* out,
      v8::Local<v8::Value>* result);
};

using SignJob = DeriveBitsJob<SignTraits>;

}  // namespace crypto
}  // namespace node

#endif  // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#endif  // SRC_CRYPTO_CRYPTO_SIG_H_


Generated by: GCOVR (Version 4.2)

Line	Branch	Exec	Source
1			#ifndef SRC_CRYPTO_CRYPTO_SIG_H_
2			#define SRC_CRYPTO_CRYPTO_SIG_H_
3
4			#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
5
6			#include "crypto/crypto_keys.h"
7			#include "crypto/crypto_util.h"
8			#include "allocated_buffer.h"
9			#include "base_object.h"
10			#include "env.h"
11			#include "memory_tracker.h"
12
13			namespace node {
14			namespace crypto {
15			static const unsigned int kNoDsaSignature = static_cast<unsigned int>(-1);
16
17			enum DSASigEnc {
18			kSigEncDER,
19			kSigEncP1363
20			};
21
22			class SignBase : public BaseObject {
23			public:
24			typedef enum {
25			kSignOk,
26			kSignUnknownDigest,
27			kSignInit,
28			kSignNotInitialised,
29			kSignUpdate,
30			kSignPrivateKey,
31			kSignPublicKey,
32			kSignMalformedSignature
33			} Error;
34
35			SignBase(Environment* env, v8::Local<v8::Object> wrap);
36
37			Error Init(const char* sign_type);
38			Error Update(const char* data, size_t len);
39
40			// TODO(joyeecheung): track the memory used by OpenSSL types
41			void MemoryInfo(MemoryTracker* tracker) const override;
42			SET_MEMORY_INFO_NAME(SignBase)
43			SET_SELF_SIZE(SignBase)
44
45			protected:
46			EVPMDPointer mdctx_;
47			};
48
49			class Sign : public SignBase {
50			public:
51			static void Initialize(Environment* env, v8::Local<v8::Object> target);
52			static void RegisterExternalReferences(ExternalReferenceRegistry* registry);
53
54			struct SignResult {
55			Error error;
56			std::unique_ptr<v8::BackingStore> signature;
57
58		112	explicit SignResult(
59			Error err,
60			std::unique_ptr<v8::BackingStore>&& sig = nullptr)
61		112	: error(err), signature(std::move(sig)) {}
62			};
63
64			SignResult SignFinal(
65			const ManagedEVPPKey& pkey,
66			int padding,
67			const v8::Maybe<int>& saltlen,
68			DSASigEnc dsa_sig_enc);
69
70			static void SignSync(const v8::FunctionCallbackInfo<v8::Value>& args);
71
72			protected:
73			static void New(const v8::FunctionCallbackInfo<v8::Value>& args);
74			static void SignInit(const v8::FunctionCallbackInfo<v8::Value>& args);
75			static void SignUpdate(const v8::FunctionCallbackInfo<v8::Value>& args);
76			static void SignFinal(const v8::FunctionCallbackInfo<v8::Value>& args);
77
78			Sign(Environment* env, v8::Local<v8::Object> wrap);
79			};
80
81			class Verify : public SignBase {
82			public:
83			static void Initialize(Environment* env, v8::Local<v8::Object> target);
84			static void RegisterExternalReferences(ExternalReferenceRegistry* registry);
85
86			Error VerifyFinal(const ManagedEVPPKey& key,
87			const ByteSource& sig,
88			int padding,
89			const v8::Maybe<int>& saltlen,
90			bool* verify_result);
91
92			static void VerifySync(const v8::FunctionCallbackInfo<v8::Value>& args);
93
94			protected:
95			static void New(const v8::FunctionCallbackInfo<v8::Value>& args);
96			static void VerifyInit(const v8::FunctionCallbackInfo<v8::Value>& args);
97			static void VerifyUpdate(const v8::FunctionCallbackInfo<v8::Value>& args);
98			static void VerifyFinal(const v8::FunctionCallbackInfo<v8::Value>& args);
99
100			Verify(Environment* env, v8::Local<v8::Object> wrap);
101			};
102
103			struct SignConfiguration final : public MemoryRetainer {
104			enum Mode {
105			kSign,
106			kVerify
107			};
108			enum Flags {
109			kHasNone = 0,
110			kHasSaltLength = 1,
111			kHasPadding = 2
112			};
113
114			CryptoJobMode job_mode;
115			Mode mode;
116			ManagedEVPPKey key;
117			ByteSource data;
118			ByteSource signature;
119			const EVP_MD* digest = nullptr;
120			int flags = SignConfiguration::kHasNone;
121			int padding = 0;
122			int salt_length = 0;
123			DSASigEnc dsa_encoding = kSigEncDER;
124
125		1502	SignConfiguration() = default;
126
127			explicit SignConfiguration(SignConfiguration&& other) noexcept;
128
129			SignConfiguration& operator=(SignConfiguration&& other) noexcept;
130
131			void MemoryInfo(MemoryTracker* tracker) const override;
132			SET_MEMORY_INFO_NAME(SignConfiguration)
133			SET_SELF_SIZE(SignConfiguration)
134			};
135
136			struct SignTraits final {
137			using AdditionalParameters = SignConfiguration;
138			static constexpr const char* JobName = "SignJob";
139
140			// TODO(@jasnell): Sign request vs. Verify request
141
142			static constexpr AsyncWrap::ProviderType Provider =
143			AsyncWrap::PROVIDER_SIGNREQUEST;
144
145			static v8::Maybe<bool> AdditionalConfig(
146			CryptoJobMode mode,
147			const v8::FunctionCallbackInfo<v8::Value>& args,
148			unsigned int offset,
149			SignConfiguration* params);
150
151			static bool DeriveBits(
152			Environment* env,
153			const SignConfiguration& params,
154			ByteSource* out);
155
156			static v8::Maybe<bool> EncodeOutput(
157			Environment* env,
158			const SignConfiguration& params,
159			ByteSource* out,
160			v8::Local<v8::Value>* result);
161			};
162
163			using SignJob = DeriveBitsJob<SignTraits>;
164
165			} // namespace crypto
166			} // namespace node
167
168			#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
169			#endif // SRC_CRYPTO_CRYPTO_SIG_H_