23700909588

Committed 29 Mar 2026 01:27AM UTC coverage: 91.923% (+2.4%) from 89.529%

Build # 23700909588

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Merge pull request #5492 from randombit/jack/remove-sm4-iter-test

Remove SM4 iterations test

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88.98

/src/tests/test_block.cpp

/*
* (C) 2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include "tests.h"

#if defined(BOTAN_HAS_BLOCK_CIPHER)
   #include <botan/block_cipher.h>
   #include <botan/exceptn.h>
   #include <botan/mem_ops.h>
   #include <botan/rng.h>
   #include <botan/internal/fmt.h>
#endif

namespace Botan_Tests {

namespace {

#if defined(BOTAN_HAS_BLOCK_CIPHER)

class Block_Cipher_Tests final : public Text_Based_Test {
   public:
      Block_Cipher_Tests() : Text_Based_Test("block", "Key,In,Out", "Tweak") {}

      std::vector<std::string> possible_providers(const std::string& algo) override {
         return provider_filter(Botan::BlockCipher::providers(algo));
      }

      Test::Result run_one_test(const std::string& algo, const VarMap& vars) override {
         const std::vector<uint8_t> key = vars.get_req_bin("Key");
         const std::vector<uint8_t> input = vars.get_req_bin("In");
         const std::vector<uint8_t> expected = vars.get_req_bin("Out");
         const std::vector<uint8_t> tweak = vars.get_opt_bin("Tweak");

         Test::Result result(algo);

         const std::vector<std::string> providers = possible_providers(algo);

         if(providers.empty()) {
            result.note_missing("block cipher " + algo);
            return result;
         }

         for(const auto& provider_ask : providers) {
            auto cipher = Botan::BlockCipher::create(algo, provider_ask);

            if(!cipher) {
               result.test_failure(Botan::fmt("Cipher {} supported by {} but not found", algo, provider_ask));
               continue;
            }

            const std::string provider(cipher->provider());
            result.test_str_not_empty("provider", provider);
            result.test_str_eq(provider, cipher->name(), algo);
            result.test_sz_gte(provider, cipher->parallelism(), 1);
            result.test_sz_gte(provider, cipher->block_size(), 8);
            result.test_sz_gte(provider, cipher->parallel_bytes(), cipher->block_size() * cipher->parallelism());

            result.test_is_false("no key set", cipher->has_keying_material());

            // Test that trying to encrypt or decrypt with no key set throws Botan::Invalid_State
            try {
               std::vector<uint8_t> block(cipher->block_size());
               cipher->encrypt(block);
               result.test_failure("Was able to encrypt without a key being set");
            } catch(Botan::Invalid_State&) {
               result.test_success("Trying to encrypt with no key set fails");
            }

            try {
               std::vector<uint8_t> block(cipher->block_size());
               cipher->decrypt(block);
               result.test_failure("Was able to decrypt without a key being set");
            } catch(Botan::Invalid_State&) {
               result.test_success("Trying to encrypt with no key set fails");
            }

            // Test to make sure clear() resets what we need it to
            cipher->set_key(this->rng().random_vec(cipher->key_spec().maximum_keylength()));
            Botan::secure_vector<uint8_t> garbage = this->rng().random_vec(cipher->block_size());
            cipher->encrypt(garbage);
            cipher->clear();

            /*
            * Different providers may have additional restrictions on key sizes.
            * Avoid testing the cipher with a key size that it does not natively support.
            */
            if(!cipher->valid_keylength(key.size())) {
               result.test_note("Skipping test with provider " + provider + " as it does not support key length " +
                                std::to_string(key.size()));
               continue;
            }

            cipher->set_key(key);
            result.test_is_true("key set", cipher->has_keying_material());

            if(!tweak.empty()) {
               Botan::Tweakable_Block_Cipher* tbc = dynamic_cast<Botan::Tweakable_Block_Cipher*>(cipher.get());
               if(tbc == nullptr) {
                  result.test_failure("Tweak set in test data but cipher is not a Tweakable_Block_Cipher");
               } else {
                  tbc->set_tweak(tweak.data(), tweak.size());
               }
            }

            // Test that clone works and does not affect parent object
            auto clone = cipher->new_object();
            result.test_is_true("Clone has different pointer", cipher.get() != clone.get());
            result.test_str_eq("Clone has same name", cipher->name(), clone->name());
            clone->set_key(this->rng().random_vec(cipher->maximum_keylength()));

            // have called set_key on clone: process input values
            std::vector<uint8_t> buf = input;

            cipher->encrypt(buf);

            result.test_bin_eq(provider + " encrypt", buf, expected);

            // always decrypt expected ciphertext vs what we produced above
            buf = expected;

            cipher->decrypt(buf);

            result.test_bin_eq(provider + " decrypt", buf, input);

            // Now test misaligned buffers
            const size_t blocks = input.size() / cipher->block_size();
            buf.resize(input.size() + 1);
            Botan::copy_mem(buf.data() + 1, input.data(), input.size());

            cipher->encrypt_n(buf.data() + 1, buf.data() + 1, blocks);

            result.test_bin_eq(provider + " encrypt misaligned", {buf.data() + 1, buf.size() - 1}, expected);

            // always decrypt expected ciphertext vs what we produced above
            Botan::copy_mem(buf.data() + 1, expected.data(), expected.size());

            cipher->decrypt_n(buf.data() + 1, buf.data() + 1, blocks);

            result.test_bin_eq(provider + " decrypt misaligned", std::span{buf.data() + 1, buf.size() - 1}, input);

            result.test_is_true("key set", cipher->has_keying_material());
            cipher->clear();
            result.test_is_false("key set", cipher->has_keying_material());

            try {
               std::vector<uint8_t> block(cipher->block_size());
               cipher->encrypt(block);
               result.test_failure("Was able to encrypt without a key being set");
            } catch(Botan::Invalid_State&) {
               result.test_success("Trying to encrypt with no key set (after clear) fails");
            }

            try {
               std::vector<uint8_t> block(cipher->block_size());
               cipher->decrypt(block);
               result.test_failure("Was able to decrypt without a key being set");
            } catch(Botan::Invalid_State&) {
               result.test_success("Trying to decrypt with no key set (after clear) fails");
            }
         }

         return result;
      }
};

BOTAN_REGISTER_SERIALIZED_SMOKE_TEST("block", "block_ciphers", Block_Cipher_Tests);

class BlockCipher_ParallelOp_Test final : public Test {
   public:
      std::vector<Test::Result> run() override {
         /*
         * This is somewhat intentionally not a list of all ciphers
         * but rather those that are or are likely in the future to be
         * implemented using some kind of bitslicing or SIMD technique.
         */
         const std::vector<std::string> ciphers = {"AES-128",
                                                   "AES-192",
                                                   "AES-256",
                                                   "ARIA-128",
                                                   "ARIA-256",
                                                   "Camellia-128",
                                                   "Camellia-192",
                                                   "Camellia-256",
                                                   "DES",
                                                   "TripleDES",
                                                   "IDEA",
                                                   "Noekeon",
                                                   "SEED",
                                                   "Serpent",
                                                   "SHACAL2",
                                                   "SM4"};

         std::vector<Test::Result> results;
         results.reserve(ciphers.size());
         for(const auto& cipher : ciphers) {
            results.push_back(test_parallel_op(cipher));
         }
         return results;
      }

   private:
      Test::Result test_parallel_op(const std::string& cipher_name) const {
         Test::Result result(cipher_name + " parallel operation");

         auto cipher = Botan::BlockCipher::create(cipher_name);
         if(cipher == nullptr) {
            result.note_missing(cipher_name);
            return result;
         }

         result.test_sz_gte("Has non-zero parallelism", cipher->parallelism(), 1);

         const size_t block_size = cipher->block_size();

         // Chosen to maximize coverage of handling of tail blocks
         constexpr size_t test_blocks = 128 + 64 + 32 + 16 + 8 + 4 + 2 + 1;

         std::vector<uint8_t> input(block_size * test_blocks);
         rng().randomize(input);

         cipher->set_key(rng().random_vec(cipher->maximum_keylength()));

         // Encrypt the message one block at a time
         std::vector<uint8_t> enc_1by1(input);

         for(size_t i = 0; i != test_blocks; ++i) {
            cipher->encrypt(&enc_1by1[i * block_size], &enc_1by1[i * block_size]);
         }

         // Encrypt the message with all blocks potentially in parallel
         std::vector<uint8_t> enc_all(input);

         cipher->encrypt(enc_all);

         result.test_bin_eq("Same output no matter how encrypted", enc_all, enc_1by1);

         // Decrypt the message one block at a time
         for(size_t i = 0; i != test_blocks; ++i) {
            cipher->decrypt(&enc_1by1[i * block_size], &enc_1by1[i * block_size]);
         }

         // Decrypt the message with all blocks potentially in parallel
         cipher->decrypt(enc_all);

         result.test_bin_eq("Same output no matter how decrypted", enc_all, enc_1by1);
         result.test_bin_eq("Original input recovered in 1-by-1", enc_1by1, input);
         result.test_bin_eq("Original input recovered in parallel processing", enc_all, input);

         return result;
      }
};

BOTAN_REGISTER_TEST("block", "bc_parop", BlockCipher_ParallelOp_Test);

#endif

}  // namespace

}  // namespace Botan_Tests

1	/*
2	* (C) 2014,2015 Jack Lloyd
3	*
4	* Botan is released under the Simplified BSD License (see license.txt)
5	*/
6
7	#include "tests.h"
8
9	#if defined(BOTAN_HAS_BLOCK_CIPHER)
10	#include <botan/block_cipher.h>
11	#include <botan/exceptn.h>
12	#include <botan/mem_ops.h>
13	#include <botan/rng.h>
14	#include <botan/internal/fmt.h>
15	#endif
16
17	namespace Botan_Tests {
18
19	namespace {
20
21	#if defined(BOTAN_HAS_BLOCK_CIPHER)
22
23	class Block_Cipher_Tests final : public Text_Based_Test {	×
24	public:
25	Block_Cipher_Tests() : Text_Based_Test("block", "Key,In,Out", "Tweak") {}	2✔
26
27	std::vector<std::string> possible_providers(const std::string& algo) override {	20,029✔
28	return provider_filter(Botan::BlockCipher::providers(algo));	20,029✔
29	}
30
31	Test::Result run_one_test(const std::string& algo, const VarMap& vars) override {	20,029✔
32	const std::vector<uint8_t> key = vars.get_req_bin("Key");	20,029✔
33	const std::vector<uint8_t> input = vars.get_req_bin("In");	20,029✔
34	const std::vector<uint8_t> expected = vars.get_req_bin("Out");	20,029✔
35	const std::vector<uint8_t> tweak = vars.get_opt_bin("Tweak");	20,029✔
36
37	Test::Result result(algo);	20,029✔
38
39	const std::vector<std::string> providers = possible_providers(algo);	20,029✔
40
41	if(providers.empty()) {	20,029✔
42	result.note_missing("block cipher " + algo);	×
43	return result;	×
44	}
45
46	for(const auto& provider_ask : providers) {	40,058✔
47	auto cipher = Botan::BlockCipher::create(algo, provider_ask);	20,029✔
48
49	if(!cipher) {	20,029✔
50	result.test_failure(Botan::fmt("Cipher {} supported by {} but not found", algo, provider_ask));	×
51	continue;	×
52	}
53
54	const std::string provider(cipher->provider());	20,029✔
55	result.test_str_not_empty("provider", provider);	20,029✔
56	result.test_str_eq(provider, cipher->name(), algo);	20,029✔
57	result.test_sz_gte(provider, cipher->parallelism(), 1);	20,029✔
58	result.test_sz_gte(provider, cipher->block_size(), 8);	20,029✔
59	result.test_sz_gte(provider, cipher->parallel_bytes(), cipher->block_size() * cipher->parallelism());	40,058✔
60
61	result.test_is_false("no key set", cipher->has_keying_material());	20,029✔
62
63	// Test that trying to encrypt or decrypt with no key set throws Botan::Invalid_State
64	try {	20,029✔
65	std::vector<uint8_t> block(cipher->block_size());	20,029✔
66	cipher->encrypt(block);	20,029✔
67	result.test_failure("Was able to encrypt without a key being set");	×
68	} catch(Botan::Invalid_State&) {	40,058✔
69	result.test_success("Trying to encrypt with no key set fails");	20,029✔
70	}	20,029✔
71
72	try {	20,029✔
73	std::vector<uint8_t> block(cipher->block_size());	20,029✔
74	cipher->decrypt(block);	20,029✔
75	result.test_failure("Was able to decrypt without a key being set");	×
76	} catch(Botan::Invalid_State&) {	40,058✔
77	result.test_success("Trying to encrypt with no key set fails");	20,029✔
78	}	20,029✔
79
80	// Test to make sure clear() resets what we need it to
81	cipher->set_key(this->rng().random_vec(cipher->key_spec().maximum_keylength()));	20,029✔
82	Botan::secure_vector<uint8_t> garbage = this->rng().random_vec(cipher->block_size());	20,029✔
83	cipher->encrypt(garbage);	20,029✔
84	cipher->clear();	20,029✔
85
86	/*
87	* Different providers may have additional restrictions on key sizes.
88	* Avoid testing the cipher with a key size that it does not natively support.
89	*/
90	if(!cipher->valid_keylength(key.size())) {	20,029✔
91	result.test_note("Skipping test with provider " + provider + " as it does not support key length " +	×
92	std::to_string(key.size()));	×
93	continue;	×
94	}
95
96	cipher->set_key(key);	20,029✔
97	result.test_is_true("key set", cipher->has_keying_material());	20,029✔
98
99	if(!tweak.empty()) {	20,029✔
100	Botan::Tweakable_Block_Cipher* tbc = dynamic_cast<Botan::Tweakable_Block_Cipher*>(cipher.get());	2✔
101	if(tbc == nullptr) {	2✔
102	result.test_failure("Tweak set in test data but cipher is not a Tweakable_Block_Cipher");	×
103	} else {
104	tbc->set_tweak(tweak.data(), tweak.size());	2✔
105	}
106	}
107
108	// Test that clone works and does not affect parent object
109	auto clone = cipher->new_object();	20,029✔
110	result.test_is_true("Clone has different pointer", cipher.get() != clone.get());	20,029✔
111	result.test_str_eq("Clone has same name", cipher->name(), clone->name());	20,029✔
112	clone->set_key(this->rng().random_vec(cipher->maximum_keylength()));	20,029✔
113
114	// have called set_key on clone: process input values
115	std::vector<uint8_t> buf = input;	20,029✔
116
117	cipher->encrypt(buf);	20,029✔
118
119	result.test_bin_eq(provider + " encrypt", buf, expected);	20,029✔
120
121	// always decrypt expected ciphertext vs what we produced above
122	buf = expected;	20,029✔
123
124	cipher->decrypt(buf);	20,029✔
125
126	result.test_bin_eq(provider + " decrypt", buf, input);	20,029✔
127
128	// Now test misaligned buffers
129	const size_t blocks = input.size() / cipher->block_size();	20,029✔
130	buf.resize(input.size() + 1);	20,029✔
131	Botan::copy_mem(buf.data() + 1, input.data(), input.size());	20,029✔
132
133	cipher->encrypt_n(buf.data() + 1, buf.data() + 1, blocks);	20,029✔
134
135	result.test_bin_eq(provider + " encrypt misaligned", {buf.data() + 1, buf.size() - 1}, expected);	20,029✔
136
137	// always decrypt expected ciphertext vs what we produced above
138	Botan::copy_mem(buf.data() + 1, expected.data(), expected.size());	20,029✔
139
140	cipher->decrypt_n(buf.data() + 1, buf.data() + 1, blocks);	20,029✔
141
142	result.test_bin_eq(provider + " decrypt misaligned", std::span{buf.data() + 1, buf.size() - 1}, input);	20,029✔
143
144	result.test_is_true("key set", cipher->has_keying_material());	20,029✔
145	cipher->clear();	20,029✔
146	result.test_is_false("key set", cipher->has_keying_material());	20,029✔
147
148	try {	20,029✔
149	std::vector<uint8_t> block(cipher->block_size());	20,029✔
150	cipher->encrypt(block);	20,029✔
151	result.test_failure("Was able to encrypt without a key being set");	×
152	} catch(Botan::Invalid_State&) {	40,058✔
153	result.test_success("Trying to encrypt with no key set (after clear) fails");	20,029✔
154	}	20,029✔
155
156	try {	20,029✔
157	std::vector<uint8_t> block(cipher->block_size());	20,029✔
158	cipher->decrypt(block);	20,029✔
159	result.test_failure("Was able to decrypt without a key being set");	×
160	} catch(Botan::Invalid_State&) {	40,058✔
161	result.test_success("Trying to decrypt with no key set (after clear) fails");	20,029✔
162	}	20,029✔
163	}	80,116✔
164
165	return result;
166	}	100,145✔
167	};
168
169	BOTAN_REGISTER_SERIALIZED_SMOKE_TEST("block", "block_ciphers", Block_Cipher_Tests);
170
171	class BlockCipher_ParallelOp_Test final : public Test {	1✔
172	public:
173	std::vector<Test::Result> run() override {	1✔
174	/*
175	* This is somewhat intentionally not a list of all ciphers
176	* but rather those that are or are likely in the future to be
177	* implemented using some kind of bitslicing or SIMD technique.
178	*/
179	const std::vector<std::string> ciphers = {"AES-128",	1✔
180	"AES-192",
181	"AES-256",
182	"ARIA-128",
183	"ARIA-256",
184	"Camellia-128",
185	"Camellia-192",
186	"Camellia-256",
187	"DES",
188	"TripleDES",
189	"IDEA",
190	"Noekeon",
191	"SEED",
192	"Serpent",
193	"SHACAL2",
194	"SM4"};	1✔
195
196	std::vector<Test::Result> results;	1✔
197	results.reserve(ciphers.size());	1✔
198	for(const auto& cipher : ciphers) {	17✔
199	results.push_back(test_parallel_op(cipher));	32✔
200	}
201	return results;	1✔
202	}	1✔
203
204	private:
205	Test::Result test_parallel_op(const std::string& cipher_name) const {	16✔
206	Test::Result result(cipher_name + " parallel operation");	16✔
207
208	auto cipher = Botan::BlockCipher::create(cipher_name);	16✔
209	if(cipher == nullptr) {	16✔
210	result.note_missing(cipher_name);	×
211	return result;
212	}
213
214	result.test_sz_gte("Has non-zero parallelism", cipher->parallelism(), 1);	16✔
215
216	const size_t block_size = cipher->block_size();	16✔
217
218	// Chosen to maximize coverage of handling of tail blocks
219	constexpr size_t test_blocks = 128 + 64 + 32 + 16 + 8 + 4 + 2 + 1;	16✔
220
221	std::vector<uint8_t> input(block_size * test_blocks);	16✔
222	rng().randomize(input);	16✔
223
224	cipher->set_key(rng().random_vec(cipher->maximum_keylength()));	16✔
225
226	// Encrypt the message one block at a time
227	std::vector<uint8_t> enc_1by1(input);	16✔
228
229	for(size_t i = 0; i != test_blocks; ++i) {	4,096✔
230	cipher->encrypt(&enc_1by1[i * block_size], &enc_1by1[i * block_size]);	4,080✔
231	}
232
233	// Encrypt the message with all blocks potentially in parallel
234	std::vector<uint8_t> enc_all(input);	16✔
235
236	cipher->encrypt(enc_all);	16✔
237
238	result.test_bin_eq("Same output no matter how encrypted", enc_all, enc_1by1);	16✔
239
240	// Decrypt the message one block at a time
241	for(size_t i = 0; i != test_blocks; ++i) {	4,096✔
242	cipher->decrypt(&enc_1by1[i * block_size], &enc_1by1[i * block_size]);	4,080✔
243	}
244
245	// Decrypt the message with all blocks potentially in parallel
246	cipher->decrypt(enc_all);	16✔
247
248	result.test_bin_eq("Same output no matter how decrypted", enc_all, enc_1by1);	16✔
249	result.test_bin_eq("Original input recovered in 1-by-1", enc_1by1, input);	16✔
250	result.test_bin_eq("Original input recovered in parallel processing", enc_all, input);	16✔
251
252	return result;	16✔
253	}	32✔
254	};
255
256	BOTAN_REGISTER_TEST("block", "bc_parop", BlockCipher_ParallelOp_Test);
257
258	#endif
259
260	} // namespace
261
262	} // namespace Botan_Tests

randombit / botan / 23700909588

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