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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	crypto/crypto_sig.h	Lines:	3	7	42.9 %
Date:	2022-06-06 04:15:48	Branches:	0	0	- %


#ifndef SRC_CRYPTO_CRYPTO_SIG_H_
#define SRC_CRYPTO_CRYPTO_SIG_H_

#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#include "base_object.h"
#include "crypto/crypto_keys.h"
#include "crypto/crypto_util.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 "base_object.h"
7			#include "crypto/crypto_keys.h"
8			#include "crypto/crypto_util.h"
9			#include "env.h"
10			#include "memory_tracker.h"
11
12			namespace node {
13			namespace crypto {
14			static const unsigned int kNoDsaSignature = static_cast<unsigned int>(-1);
15
16			enum DSASigEnc {
17			kSigEncDER,
18			kSigEncP1363
19			};
20
21			class SignBase : public BaseObject {
22			public:
23			typedef enum {
24			kSignOk,
25			kSignUnknownDigest,
26			kSignInit,
27			kSignNotInitialised,
28			kSignUpdate,
29			kSignPrivateKey,
30			kSignPublicKey,
31			kSignMalformedSignature
32			} Error;
33
34			SignBase(Environment* env, v8::Local<v8::Object> wrap);
35
36			Error Init(const char* sign_type);
37			Error Update(const char* data, size_t len);
38
39			// TODO(joyeecheung): track the memory used by OpenSSL types
40			void MemoryInfo(MemoryTracker* tracker) const override;
41			SET_MEMORY_INFO_NAME(SignBase)
42			SET_SELF_SIZE(SignBase)
43
44			protected:
45			EVPMDPointer mdctx_;
46			};
47
48			class Sign : public SignBase {
49			public:
50			static void Initialize(Environment* env, v8::Local<v8::Object> target);
51			static void RegisterExternalReferences(ExternalReferenceRegistry* registry);
52
53			struct SignResult {
54			Error error;
55			std::unique_ptr<v8::BackingStore> signature;
56
57		112	explicit SignResult(
58			Error err,
59			std::unique_ptr<v8::BackingStore>&& sig = nullptr)
60		112	: error(err), signature(std::move(sig)) {}
61			};
62
63			SignResult SignFinal(
64			const ManagedEVPPKey& pkey,
65			int padding,
66			const v8::Maybe<int>& saltlen,
67			DSASigEnc dsa_sig_enc);
68
69			static void SignSync(const v8::FunctionCallbackInfo<v8::Value>& args);
70
71			protected:
72			static void New(const v8::FunctionCallbackInfo<v8::Value>& args);
73			static void SignInit(const v8::FunctionCallbackInfo<v8::Value>& args);
74			static void SignUpdate(const v8::FunctionCallbackInfo<v8::Value>& args);
75			static void SignFinal(const v8::FunctionCallbackInfo<v8::Value>& args);
76
77			Sign(Environment* env, v8::Local<v8::Object> wrap);
78			};
79
80			class Verify : public SignBase {
81			public:
82			static void Initialize(Environment* env, v8::Local<v8::Object> target);
83			static void RegisterExternalReferences(ExternalReferenceRegistry* registry);
84
85			Error VerifyFinal(const ManagedEVPPKey& key,
86			const ByteSource& sig,
87			int padding,
88			const v8::Maybe<int>& saltlen,
89			bool* verify_result);
90
91			static void VerifySync(const v8::FunctionCallbackInfo<v8::Value>& args);
92
93			protected:
94			static void New(const v8::FunctionCallbackInfo<v8::Value>& args);
95			static void VerifyInit(const v8::FunctionCallbackInfo<v8::Value>& args);
96			static void VerifyUpdate(const v8::FunctionCallbackInfo<v8::Value>& args);
97			static void VerifyFinal(const v8::FunctionCallbackInfo<v8::Value>& args);
98
99			Verify(Environment* env, v8::Local<v8::Object> wrap);
100			};
101
102			struct SignConfiguration final : public MemoryRetainer {
103			enum Mode {
104			kSign,
105			kVerify
106			};
107			enum Flags {
108			kHasNone = 0,
109			kHasSaltLength = 1,
110			kHasPadding = 2
111			};
112
113			CryptoJobMode job_mode;
114			Mode mode;
115			ManagedEVPPKey key;
116			ByteSource data;
117			ByteSource signature;
118			const EVP_MD* digest = nullptr;
119			int flags = SignConfiguration::kHasNone;
120			int padding = 0;
121			int salt_length = 0;
122			DSASigEnc dsa_encoding = kSigEncDER;
123
124		1520	SignConfiguration() = default;
125
126			explicit SignConfiguration(SignConfiguration&& other) noexcept;
127
128			SignConfiguration& operator=(SignConfiguration&& other) noexcept;
129
130			void MemoryInfo(MemoryTracker* tracker) const override;
131			SET_MEMORY_INFO_NAME(SignConfiguration)
132			SET_SELF_SIZE(SignConfiguration)
133			};
134
135			struct SignTraits final {
136			using AdditionalParameters = SignConfiguration;
137			static constexpr const char* JobName = "SignJob";
138
139			// TODO(@jasnell): Sign request vs. Verify request
140
141			static constexpr AsyncWrap::ProviderType Provider =
142			AsyncWrap::PROVIDER_SIGNREQUEST;
143
144			static v8::Maybe<bool> AdditionalConfig(
145			CryptoJobMode mode,
146			const v8::FunctionCallbackInfo<v8::Value>& args,
147			unsigned int offset,
148			SignConfiguration* params);
149
150			static bool DeriveBits(
151			Environment* env,
152			const SignConfiguration& params,
153			ByteSource* out);
154
155			static v8::Maybe<bool> EncodeOutput(
156			Environment* env,
157			const SignConfiguration& params,
158			ByteSource* out,
159			v8::Local<v8::Value>* result);
160			};
161
162			using SignJob = DeriveBitsJob<SignTraits>;
163
164			} // namespace crypto
165			} // namespace node
166
167			#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
168			#endif // SRC_CRYPTO_CRYPTO_SIG_H_