12256396908

Committed 10 Dec 2024 12:45PM UTC coverage: 91.251% (+0.2%) from 91.076%

Build # 12256396908

Build Type

Pull #4309

github

Committed by

web-flow

Commit Message

Merge 733a9052d into 4725c2d79

Pull Request Pull Request #4309: Add Entropy Source and DRNG Manager (ESDM) RNG support

Run Details

93431 of 102389 relevant lines covered (91.25%)

11600314.44 hits per line

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91.3

/src/lib/pubkey/ecc_key/ec_key_data.cpp

/*
* (C) 2024 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include <botan/internal/ec_key_data.h>

#include <botan/rng.h>

namespace Botan {

EC_PublicKey_Data::EC_PublicKey_Data(EC_Group group, std::span<const uint8_t> bytes) :
      m_group(std::move(group)), m_point(m_group, bytes), m_legacy_point(m_point.to_legacy_point()) {}

EC_PrivateKey_Data::EC_PrivateKey_Data(EC_Group group, const BigInt& x) :
      m_group(std::move(group)), m_scalar(EC_Scalar::from_bigint(m_group, x)), m_legacy_x(m_scalar.to_bigint()) {}

EC_PrivateKey_Data::EC_PrivateKey_Data(EC_Group group, EC_Scalar x) :
      m_group(std::move(group)), m_scalar(std::move(x)), m_legacy_x(m_scalar.to_bigint()) {}

EC_PrivateKey_Data::EC_PrivateKey_Data(EC_Group group, std::span<const uint8_t> bytes) :
      m_group(std::move(group)), m_scalar(m_group, bytes), m_legacy_x(m_scalar.to_bigint()) {}

std::shared_ptr<EC_PublicKey_Data> EC_PrivateKey_Data::public_key(RandomNumberGenerator& rng,
                                                                  bool with_modular_inverse) const {
   auto public_point = [&] {
      std::vector<BigInt> ws;
      if(with_modular_inverse) {
         return EC_AffinePoint::g_mul(m_scalar.invert(), rng, ws);
      } else {
         return EC_AffinePoint::g_mul(m_scalar, rng, ws);
      }
   };

   return std::make_shared<EC_PublicKey_Data>(m_group, public_point());
}

std::shared_ptr<EC_PublicKey_Data> EC_PrivateKey_Data::public_key(bool with_modular_inverse) const {
   Null_RNG null_rng;
   return this->public_key(null_rng, with_modular_inverse);
}

void EC_PrivateKey_Data::serialize_to(std::span<uint8_t> output) const {
   m_scalar.serialize_to(output);
}

}  // namespace Botan

1	/*
2	* (C) 2024 Jack Lloyd
3	*
4	* Botan is released under the Simplified BSD License (see license.txt)
5	*/
6
7	#include <botan/internal/ec_key_data.h>
8
9	#include <botan/rng.h>
10
11	namespace Botan {
12
13	EC_PublicKey_Data::EC_PublicKey_Data(EC_Group group, std::span<const uint8_t> bytes) :	4,269✔
14	m_group(std::move(group)), m_point(m_group, bytes), m_legacy_point(m_point.to_legacy_point()) {}	4,269✔
15
16	EC_PrivateKey_Data::EC_PrivateKey_Data(EC_Group group, const BigInt& x) :	×
17	m_group(std::move(group)), m_scalar(EC_Scalar::from_bigint(m_group, x)), m_legacy_x(m_scalar.to_bigint()) {}	×
18
19	EC_PrivateKey_Data::EC_PrivateKey_Data(EC_Group group, EC_Scalar x) :	6,639✔
20	m_group(std::move(group)), m_scalar(std::move(x)), m_legacy_x(m_scalar.to_bigint()) {}	6,639✔
21
22	EC_PrivateKey_Data::EC_PrivateKey_Data(EC_Group group, std::span<const uint8_t> bytes) :	1,021✔
23	m_group(std::move(group)), m_scalar(m_group, bytes), m_legacy_x(m_scalar.to_bigint()) {}	1,021✔
24
25	std::shared_ptr<EC_PublicKey_Data> EC_PrivateKey_Data::public_key(RandomNumberGenerator& rng,	6,642✔
26	bool with_modular_inverse) const {
27	auto public_point = [&] {	13,284✔
28	std::vector<BigInt> ws;	6,642✔
29	if(with_modular_inverse) {	6,642✔
30	return EC_AffinePoint::g_mul(m_scalar.invert(), rng, ws);	86✔
31	} else {
32	return EC_AffinePoint::g_mul(m_scalar, rng, ws);	6,556✔
33	}
34	};	6,642✔
35
36	return std::make_shared<EC_PublicKey_Data>(m_group, public_point());	6,642✔
37	}
38
39	std::shared_ptr<EC_PublicKey_Data> EC_PrivateKey_Data::public_key(bool with_modular_inverse) const {	3✔
40	Null_RNG null_rng;	3✔
41	return this->public_key(null_rng, with_modular_inverse);	3✔
42	}	3✔
43
44	void EC_PrivateKey_Data::serialize_to(std::span<uint8_t> output) const {	761✔
45	m_scalar.serialize_to(output);	761✔
46	}	761✔
47
48	} // namespace Botan

randombit / botan / 12256396908

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