19012754211

Committed 02 Nov 2025 01:10PM UTC coverage: 90.677% (+0.006%) from 90.671%

Build # 19012754211

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github

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Commit Message

Merge pull request #5137 from randombit/jack/clang-tidy-includes

Remove various unused includes flagged by clang-tidy misc-include-cleaner

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92.16

/src/tests/test_mceliece.cpp

/*
* (C) 2014 cryptosource GmbH
* (C) 2014 Falko Strenzke fstrenzke@cryptosource.de
* (C) 2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include "tests.h"

#if defined(BOTAN_HAS_MCELIECE)

   #include <botan/hash.h>
   #include <botan/hex.h>
   #include <botan/mceliece.h>
   #include <botan/pubkey.h>

   #if defined(BOTAN_HAS_HMAC_DRBG)
      #include <botan/hmac_drbg.h>
   #endif

#endif

namespace Botan_Tests {

namespace {

#if defined(BOTAN_HAS_MCELIECE)

   #if defined(BOTAN_HAS_HMAC_DRBG) && defined(BOTAN_HAS_SHA2_32) && defined(BOTAN_HAS_SHA2_64)
class McEliece_Keygen_Encrypt_Test final : public Text_Based_Test {
   public:
      McEliece_Keygen_Encrypt_Test() :
            Text_Based_Test("pubkey/mce.vec",
                            "McElieceSeed,KeyN,KeyT,PublicKeyFingerprint,PrivateKeyFingerprint,"
                            "EncryptPRNGSeed,SharedKey,Ciphertext",
                            "") {}

      Test::Result run_one_test(const std::string& /*header*/, const VarMap& vars) override {
         const std::vector<uint8_t> keygen_seed = vars.get_req_bin("McElieceSeed");
         const std::vector<uint8_t> fprint_pub = vars.get_req_bin("PublicKeyFingerprint");
         const std::vector<uint8_t> fprint_priv = vars.get_req_bin("PrivateKeyFingerprint");
         const std::vector<uint8_t> encrypt_seed = vars.get_req_bin("EncryptPRNGSeed");
         const std::vector<uint8_t> ciphertext = vars.get_req_bin("Ciphertext");
         const std::vector<uint8_t> shared_key = vars.get_req_bin("SharedKey");
         const size_t keygen_n = vars.get_req_sz("KeyN");
         const size_t keygen_t = vars.get_req_sz("KeyT");

         Test::Result result("McEliece keygen");
         result.start_timer();

         if(Test::run_long_tests() == false && keygen_n > 3072) {
            result.test_note("Skipping because long");
            return result;
         }

         Botan::HMAC_DRBG rng("SHA-384");
         rng.initialize_with(keygen_seed.data(), keygen_seed.size());
         Botan::McEliece_PrivateKey mce_priv(rng, keygen_n, keygen_t);

         result.test_eq("public key fingerprint", hash_bytes(mce_priv.public_key_bits()), fprint_pub);
         result.test_eq("private key fingerprint", hash_bytes(mce_priv.private_key_bits()), fprint_priv);

         rng.clear();
         rng.initialize_with(encrypt_seed.data(), encrypt_seed.size());

         try {
            Botan::PK_KEM_Encryptor kem_enc(mce_priv, "KDF1(SHA-512)");
            Botan::PK_KEM_Decryptor kem_dec(mce_priv, this->rng(), "KDF1(SHA-512)");

            const auto kem_result = kem_enc.encrypt(rng, 64);

            Botan::secure_vector<uint8_t> dec_shared_key =
               kem_dec.decrypt(kem_result.encapsulated_shared_key(), 64, {});

            result.test_eq("ciphertext", kem_result.encapsulated_shared_key(), ciphertext);
            result.test_eq("encrypt shared", kem_result.shared_key(), shared_key);
            result.test_eq("decrypt shared", dec_shared_key, shared_key);
         } catch(Botan::Lookup_Error&) {}

         result.end_timer();
         return result;
      }

   private:
      static std::vector<uint8_t> hash_bytes(const uint8_t b[], size_t len, const std::string& hash_fn = "SHA-256") {
         auto hash = Botan::HashFunction::create(hash_fn);
         hash->update(b, len);
         std::vector<uint8_t> r(hash->output_length());
         hash->final(r.data());
         return r;
      }

      template <typename A>
      std::vector<uint8_t> hash_bytes(const std::vector<uint8_t, A>& v) {
         return hash_bytes(v.data(), v.size());
      }
};

BOTAN_REGISTER_TEST("pubkey", "mce_keygen", McEliece_Keygen_Encrypt_Test);
   #endif

   #if defined(BOTAN_HAS_SHA2_32)

class McEliece_Tests final : public Test {
   public:
      static std::string fingerprint(const Botan::Private_Key& key, const std::string& hash_algo = "SHA-256") {
         auto hash = Botan::HashFunction::create(hash_algo);
         if(!hash) {
            throw Test_Error("Hash " + hash_algo + " not available");
         }

         hash->update(key.private_key_bits());
         return Botan::hex_encode(hash->final());
      }

      static std::string fingerprint(const Botan::Public_Key& key, const std::string& hash_algo = "SHA-256") {
         auto hash = Botan::HashFunction::create(hash_algo);
         if(!hash) {
            throw Test_Error("Hash " + hash_algo + " not available");
         }

         hash->update(key.public_key_bits());
         return Botan::hex_encode(hash->final());
      }

      std::vector<Test::Result> run() override {
         struct keygen_params {
               size_t code_length, t_min, t_max;
         };

         const keygen_params param_sets[] = {
            {256, 5, 15}, {512, 5, 33}, {1024, 15, 35}, {2048, 33, 50}, {6624, 110, 115}};

         std::vector<Test::Result> results;

         for(const auto& params : param_sets) {
            if(Test::run_long_tests() == false && params.code_length >= 2048) {
               continue;
            }

            for(size_t t = params.t_min; t <= params.t_max; ++t) {
               Test::Result result("McEliece keygen");
               result.start_timer();

               Botan::McEliece_PrivateKey sk1(this->rng(), params.code_length, t);
               const Botan::McEliece_PublicKey& pk1 = sk1;

               const std::vector<uint8_t> pk_enc = pk1.public_key_bits();
               const Botan::secure_vector<uint8_t> sk_enc = sk1.private_key_bits();

               Botan::McEliece_PublicKey pk(pk_enc);
               Botan::McEliece_PrivateKey sk(sk_enc);

               result.test_eq("decoded public key equals original", fingerprint(pk1), fingerprint(pk));
               result.test_eq("decoded private key equals original", fingerprint(sk1), fingerprint(sk));
               result.test_eq("key validation passes", sk.check_key(this->rng(), false), true);
               result.end_timer();

               result.end_timer();

               results.push_back(result);

      #if defined(BOTAN_HAS_KDF2)
               results.push_back(test_kem(sk, pk, this->rng()));
      #endif
            }
         }

         return results;
      }

   private:
      static Test::Result test_kem(const Botan::McEliece_PrivateKey& sk,
                                   const Botan::McEliece_PublicKey& pk,
                                   Botan::RandomNumberGenerator& rng) {
         Test::Result result("McEliece KEM");
         result.start_timer();

         Botan::PK_KEM_Encryptor enc_op(pk, "KDF2(SHA-256)");
         Botan::PK_KEM_Decryptor dec_op(sk, rng, "KDF2(SHA-256)");

         const size_t trials = (Test::run_long_tests() ? 30 : 10);
         for(size_t i = 0; i < trials; i++) {
            Botan::secure_vector<uint8_t> salt = rng.random_vec(i);

            const auto kem_result = enc_op.encrypt(rng, 64, salt);

            Botan::secure_vector<uint8_t> shared_key2 = dec_op.decrypt(kem_result.encapsulated_shared_key(), 64, salt);

            result.test_eq("same key", kem_result.shared_key(), shared_key2);
         }
         result.end_timer();
         return result;
      }
};

BOTAN_REGISTER_TEST("pubkey", "mceliece", McEliece_Tests);

   #endif

#endif

}  // namespace

}  // namespace Botan_Tests

1	/*
2	* (C) 2014 cryptosource GmbH
3	* (C) 2014 Falko Strenzke fstrenzke@cryptosource.de
4	* (C) 2014,2015 Jack Lloyd
5	*
6	* Botan is released under the Simplified BSD License (see license.txt)
7	*/
8
9	#include "tests.h"
10
11	#if defined(BOTAN_HAS_MCELIECE)
12
13	#include <botan/hash.h>
14	#include <botan/hex.h>
15	#include <botan/mceliece.h>
16	#include <botan/pubkey.h>
17
18	#if defined(BOTAN_HAS_HMAC_DRBG)
19	#include <botan/hmac_drbg.h>
20	#endif
21
22	#endif
23
24	namespace Botan_Tests {
25
26	namespace {
27
28	#if defined(BOTAN_HAS_MCELIECE)
29
30	#if defined(BOTAN_HAS_HMAC_DRBG) && defined(BOTAN_HAS_SHA2_32) && defined(BOTAN_HAS_SHA2_64)
31	class McEliece_Keygen_Encrypt_Test final : public Text_Based_Test {	×
32	public:
33	McEliece_Keygen_Encrypt_Test() :	1✔
34	Text_Based_Test("pubkey/mce.vec",
35	"McElieceSeed,KeyN,KeyT,PublicKeyFingerprint,PrivateKeyFingerprint,"
36	"EncryptPRNGSeed,SharedKey,Ciphertext",
37	"") {}	2✔
38
39	Test::Result run_one_test(const std::string& /header/, const VarMap& vars) override {	6✔
40	const std::vector<uint8_t> keygen_seed = vars.get_req_bin("McElieceSeed");	6✔
41	const std::vector<uint8_t> fprint_pub = vars.get_req_bin("PublicKeyFingerprint");	6✔
42	const std::vector<uint8_t> fprint_priv = vars.get_req_bin("PrivateKeyFingerprint");	6✔
43	const std::vector<uint8_t> encrypt_seed = vars.get_req_bin("EncryptPRNGSeed");	6✔
44	const std::vector<uint8_t> ciphertext = vars.get_req_bin("Ciphertext");	6✔
45	const std::vector<uint8_t> shared_key = vars.get_req_bin("SharedKey");	6✔
46	const size_t keygen_n = vars.get_req_sz("KeyN");	6✔
47	const size_t keygen_t = vars.get_req_sz("KeyT");	6✔
48
49	Test::Result result("McEliece keygen");	6✔
50	result.start_timer();	6✔
51
52	if(Test::run_long_tests() == false && keygen_n > 3072) {	6✔
53	result.test_note("Skipping because long");	×
54	return result;	×
55	}
56
57	Botan::HMAC_DRBG rng("SHA-384");	6✔
58	rng.initialize_with(keygen_seed.data(), keygen_seed.size());	6✔
59	Botan::McEliece_PrivateKey mce_priv(rng, keygen_n, keygen_t);	6✔
60
61	result.test_eq("public key fingerprint", hash_bytes(mce_priv.public_key_bits()), fprint_pub);	18✔
62	result.test_eq("private key fingerprint", hash_bytes(mce_priv.private_key_bits()), fprint_priv);	18✔
63
64	rng.clear();	6✔
65	rng.initialize_with(encrypt_seed.data(), encrypt_seed.size());	6✔
66
67	try {	6✔
68	Botan::PK_KEM_Encryptor kem_enc(mce_priv, "KDF1(SHA-512)");	6✔
69	Botan::PK_KEM_Decryptor kem_dec(mce_priv, this->rng(), "KDF1(SHA-512)");	6✔
70
71	const auto kem_result = kem_enc.encrypt(rng, 64);	6✔
72
73	Botan::secure_vector<uint8_t> dec_shared_key =	6✔
74	kem_dec.decrypt(kem_result.encapsulated_shared_key(), 64, {});	6✔
75
76	result.test_eq("ciphertext", kem_result.encapsulated_shared_key(), ciphertext);	12✔
77	result.test_eq("encrypt shared", kem_result.shared_key(), shared_key);	12✔
78	result.test_eq("decrypt shared", dec_shared_key, shared_key);	12✔
79	} catch(Botan::Lookup_Error&) {}	6✔
80
81	result.end_timer();	6✔
82	return result;	6✔
83	}	42✔
84
85	private:
86	static std::vector<uint8_t> hash_bytes(const uint8_t b[], size_t len, const std::string& hash_fn = "SHA-256") {	12✔
87	auto hash = Botan::HashFunction::create(hash_fn);	12✔
88	hash->update(b, len);	12✔
89	std::vector<uint8_t> r(hash->output_length());	12✔
90	hash->final(r.data());	12✔
91	return r;	12✔
92	}	12✔
93
94	template <typename A>
95	std::vector<uint8_t> hash_bytes(const std::vector<uint8_t, A>& v) {	12✔
96	return hash_bytes(v.data(), v.size());	24✔
97	}
98	};
99
100	BOTAN_REGISTER_TEST("pubkey", "mce_keygen", McEliece_Keygen_Encrypt_Test);
101	#endif
102
103	#if defined(BOTAN_HAS_SHA2_32)
104
105	class McEliece_Tests final : public Test {	×
106	public:
107	static std::string fingerprint(const Botan::Private_Key& key, const std::string& hash_algo = "SHA-256") {	170✔
108	auto hash = Botan::HashFunction::create(hash_algo);	170✔
109	if(!hash) {	170✔
110	throw Test_Error("Hash " + hash_algo + " not available");	×
111	}
112
113	hash->update(key.private_key_bits());	170✔
114	return Botan::hex_encode(hash->final());	340✔
115	}	170✔
116
117	static std::string fingerprint(const Botan::Public_Key& key, const std::string& hash_algo = "SHA-256") {	170✔
118	auto hash = Botan::HashFunction::create(hash_algo);	170✔
119	if(!hash) {	170✔
120	throw Test_Error("Hash " + hash_algo + " not available");	×
121	}
122
123	hash->update(key.public_key_bits());	170✔
124	return Botan::hex_encode(hash->final());	340✔
125	}	170✔
126
127	std::vector<Test::Result> run() override {	1✔
128	struct keygen_params {	1✔
129	size_t code_length, t_min, t_max;
130	};
131
132	const keygen_params param_sets[] = {	1✔
133	{256, 5, 15}, {512, 5, 33}, {1024, 15, 35}, {2048, 33, 50}, {6624, 110, 115}};
134
135	std::vector<Test::Result> results;	1✔
136
137	for(const auto& params : param_sets) {	6✔
138	if(Test::run_long_tests() == false && params.code_length >= 2048) {	5✔
139	continue;	×
140	}
141
142	for(size_t t = params.t_min; t <= params.t_max; ++t) {	90✔
143	Test::Result result("McEliece keygen");	85✔
144	result.start_timer();	85✔
145
146	Botan::McEliece_PrivateKey sk1(this->rng(), params.code_length, t);	85✔
147	const Botan::McEliece_PublicKey& pk1 = sk1;	85✔
148
149	const std::vector<uint8_t> pk_enc = pk1.public_key_bits();	85✔
150	const Botan::secure_vector<uint8_t> sk_enc = sk1.private_key_bits();	85✔
151
152	Botan::McEliece_PublicKey pk(pk_enc);	85✔
153	Botan::McEliece_PrivateKey sk(sk_enc);	85✔
154
155	result.test_eq("decoded public key equals original", fingerprint(pk1), fingerprint(pk));	170✔
156	result.test_eq("decoded private key equals original", fingerprint(sk1), fingerprint(sk));	170✔
157	result.test_eq("key validation passes", sk.check_key(this->rng(), false), true);	85✔
158	result.end_timer();	85✔
159
160	result.end_timer();	85✔
161
162	results.push_back(result);	85✔
163
164	#if defined(BOTAN_HAS_KDF2)
165	results.push_back(test_kem(sk, pk, this->rng()));	170✔
166	#endif
167	}	255✔
168	}
169
170	return results;	1✔
171	}	×
172
173	private:
174	static Test::Result test_kem(const Botan::McEliece_PrivateKey& sk,	85✔
175	const Botan::McEliece_PublicKey& pk,
176	Botan::RandomNumberGenerator& rng) {
177	Test::Result result("McEliece KEM");	85✔
178	result.start_timer();	85✔
179
180	Botan::PK_KEM_Encryptor enc_op(pk, "KDF2(SHA-256)");	85✔
181	Botan::PK_KEM_Decryptor dec_op(sk, rng, "KDF2(SHA-256)");	85✔
182
183	const size_t trials = (Test::run_long_tests() ? 30 : 10);	85✔
184	for(size_t i = 0; i < trials; i++) {	2,635✔
185	Botan::secure_vector<uint8_t> salt = rng.random_vec(i);	2,550✔
186
187	const auto kem_result = enc_op.encrypt(rng, 64, salt);	2,550✔
188
189	Botan::secure_vector<uint8_t> shared_key2 = dec_op.decrypt(kem_result.encapsulated_shared_key(), 64, salt);	2,550✔
190
191	result.test_eq("same key", kem_result.shared_key(), shared_key2);	5,100✔
192	}	5,015✔
193	result.end_timer();	85✔
194	return result;	85✔
195	}	85✔
196	};
197
198	BOTAN_REGISTER_TEST("pubkey", "mceliece", McEliece_Tests);
199
200	#endif
201
202	#endif
203
204	} // namespace
205
206	} // namespace Botan_Tests

randombit / botan / 19012754211

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