16293079084

Committed 15 Jul 2025 12:20PM UTC coverage: 90.627% (+0.003%) from 90.624%

Build # 16293079084

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Commit Message

Merge pull request #4990 from randombit/jack/string-and-span

Improve string<->span conversions

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87.13

/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/mem_ops.h>
   #include <botan/internal/fmt.h>
#endif

namespace Botan_Tests {

#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,Iterations") {}

      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");
         const size_t iterations = vars.get_opt_sz("Iterations", 1);

         Test::Result result(algo);

         if(iterations > 1 && run_long_tests() == false) {
            return result;
         }

         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_is_nonempty("provider", provider);
            result.test_eq(provider, cipher->name(), algo);
            result.test_gte(provider, cipher->parallelism(), 1);
            result.test_gte(provider, cipher->block_size(), 8);
            result.test_gte(provider, cipher->parallel_bytes(), cipher->block_size() * cipher->parallelism());

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

            // 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_eq("key set", cipher->has_keying_material(), true);

            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.confirm("Clone has different pointer", cipher.get() != clone.get());
            result.test_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;

            for(size_t i = 0; i != iterations; ++i) {
               cipher->encrypt(buf);
            }

            result.test_eq(provider, "encrypt", buf, expected);

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

            for(size_t i = 0; i != iterations; ++i) {
               cipher->decrypt(buf);
            }

            result.test_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());

            for(size_t i = 0; i != iterations; ++i) {
               cipher->encrypt_n(buf.data() + 1, buf.data() + 1, blocks);
            }

            result.test_eq(provider.c_str(),
                           "encrypt misaligned",
                           buf.data() + 1,
                           buf.size() - 1,
                           expected.data(),
                           expected.size());

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

            for(size_t i = 0; i != iterations; ++i) {
               cipher->decrypt_n(buf.data() + 1, buf.data() + 1, blocks);
            }

            result.test_eq(
               provider.c_str(), "decrypt misaligned", buf.data() + 1, buf.size() - 1, input.data(), input.size());

            result.test_eq("key set", cipher->has_keying_material(), true);
            cipher->clear();
            result.test_eq("key set", cipher->has_keying_material(), false);

            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);

#endif

}  // 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/mem_ops.h>
12	#include <botan/internal/fmt.h>
13	#endif
14
15	namespace Botan_Tests {
16
17	#if defined(BOTAN_HAS_BLOCK_CIPHER)
18
19	class Block_Cipher_Tests final : public Text_Based_Test {	×
20	public:
21	Block_Cipher_Tests() : Text_Based_Test("block", "Key,In,Out", "Tweak,Iterations") {}	2✔
22
23	std::vector<std::string> possible_providers(const std::string& algo) override {	17,513✔
24	return provider_filter(Botan::BlockCipher::providers(algo));	17,513✔
25	}
26
27	Test::Result run_one_test(const std::string& algo, const VarMap& vars) override {	17,513✔
28	const std::vector<uint8_t> key = vars.get_req_bin("Key");	17,513✔
29	const std::vector<uint8_t> input = vars.get_req_bin("In");	17,513✔
30	const std::vector<uint8_t> expected = vars.get_req_bin("Out");	17,513✔
31	const std::vector<uint8_t> tweak = vars.get_opt_bin("Tweak");	17,513✔
32	const size_t iterations = vars.get_opt_sz("Iterations", 1);	17,513✔
33
34	Test::Result result(algo);	35,026✔
35
36	if(iterations > 1 && run_long_tests() == false) {	17,513✔
37	return result;
38	}
39
40	const std::vector<std::string> providers = possible_providers(algo);	17,513✔
41
42	if(providers.empty()) {	17,513✔
43	result.note_missing("block cipher " + algo);	×
44	return result;	×
45	}
46
47	for(const auto& provider_ask : providers) {	35,026✔
48	auto cipher = Botan::BlockCipher::create(algo, provider_ask);	17,513✔
49
50	if(!cipher) {	17,513✔
51	result.test_failure(Botan::fmt("Cipher {} supported by {} but not found", algo, provider_ask));	×
52	continue;	×
53	}
54
55	const std::string provider(cipher->provider());	17,513✔
56	result.test_is_nonempty("provider", provider);	17,513✔
57	result.test_eq(provider, cipher->name(), algo);	17,513✔
58	result.test_gte(provider, cipher->parallelism(), 1);	17,513✔
59	result.test_gte(provider, cipher->block_size(), 8);	17,513✔
60	result.test_gte(provider, cipher->parallel_bytes(), cipher->block_size() * cipher->parallelism());	35,026✔
61
62	result.test_eq("no key set", cipher->has_keying_material(), false);	17,513✔
63
64	// Test that trying to encrypt or decrypt with no key set throws Botan::Invalid_State
65	try {	17,513✔
66	std::vector<uint8_t> block(cipher->block_size());	17,513✔
67	cipher->encrypt(block);	17,513✔
68	result.test_failure("Was able to encrypt without a key being set");	×
69	} catch(Botan::Invalid_State&) {	35,026✔
70	result.test_success("Trying to encrypt with no key set fails");	17,513✔
71	}	17,513✔
72
73	try {	17,513✔
74	std::vector<uint8_t> block(cipher->block_size());	17,513✔
75	cipher->decrypt(block);	17,513✔
76	result.test_failure("Was able to decrypt without a key being set");	×
77	} catch(Botan::Invalid_State&) {	35,026✔
78	result.test_success("Trying to encrypt with no key set fails");	17,513✔
79	}	17,513✔
80
81	// Test to make sure clear() resets what we need it to
82	cipher->set_key(this->rng().random_vec(cipher->key_spec().maximum_keylength()));	17,513✔
83	Botan::secure_vector<uint8_t> garbage = this->rng().random_vec(cipher->block_size());	17,513✔
84	cipher->encrypt(garbage);	17,513✔
85	cipher->clear();	17,513✔
86
87	/*
88	* Different providers may have additional restrictions on key sizes.
89	* Avoid testing the cipher with a key size that it does not natively support.
90	*/
91	if(!cipher->valid_keylength(key.size())) {	17,513✔
92	result.test_note("Skipping test with provider " + provider + " as it does not support key length " +	×
93	std::to_string(key.size()));	×
94	continue;	×
95	}
96
97	cipher->set_key(key);	17,513✔
98	result.test_eq("key set", cipher->has_keying_material(), true);	17,513✔
99
100	if(!tweak.empty()) {	17,513✔
101	Botan::Tweakable_Block_Cipher* tbc = dynamic_cast<Botan::Tweakable_Block_Cipher*>(cipher.get());	2✔
102	if(tbc == nullptr) {	2✔
103	result.test_failure("Tweak set in test data but cipher is not a Tweakable_Block_Cipher");	×
104	} else {
105	tbc->set_tweak(tweak.data(), tweak.size());	2✔
106	}
107	}
108
109	// Test that clone works and does not affect parent object
110	auto clone = cipher->new_object();	17,513✔
111	result.confirm("Clone has different pointer", cipher.get() != clone.get());	35,026✔
112	result.test_eq("Clone has same name", cipher->name(), clone->name());	35,026✔
113	clone->set_key(this->rng().random_vec(cipher->maximum_keylength()));	17,513✔
114
115	// have called set_key on clone: process input values
116	std::vector<uint8_t> buf = input;	17,513✔
117
118	for(size_t i = 0; i != iterations; ++i) {	1,035,025✔
119	cipher->encrypt(buf);	2,035,024✔
120	}
121
122	result.test_eq(provider, "encrypt", buf, expected);	35,026✔
123
124	// always decrypt expected ciphertext vs what we produced above
125	buf = expected;	17,513✔
126
127	for(size_t i = 0; i != iterations; ++i) {	1,035,025✔
128	cipher->decrypt(buf);	2,035,024✔
129	}
130
131	result.test_eq(provider, "decrypt", buf, input);	35,026✔
132
133	// Now test misaligned buffers
134	const size_t blocks = input.size() / cipher->block_size();	17,513✔
135	buf.resize(input.size() + 1);	17,513✔
136	Botan::copy_mem(buf.data() + 1, input.data(), input.size());	17,513✔
137
138	for(size_t i = 0; i != iterations; ++i) {	1,035,025✔
139	cipher->encrypt_n(buf.data() + 1, buf.data() + 1, blocks);	1,017,512✔
140	}
141
142	result.test_eq(provider.c_str(),	17,513✔
143	"encrypt misaligned",
144	buf.data() + 1,	17,513✔
145	buf.size() - 1,	17,513✔
146	expected.data(),
147	expected.size());
148
149	// always decrypt expected ciphertext vs what we produced above
150	Botan::copy_mem(buf.data() + 1, expected.data(), expected.size());	17,513✔
151
152	for(size_t i = 0; i != iterations; ++i) {	1,035,025✔
153	cipher->decrypt_n(buf.data() + 1, buf.data() + 1, blocks);	1,017,512✔
154	}
155
156	result.test_eq(	17,513✔
157	provider.c_str(), "decrypt misaligned", buf.data() + 1, buf.size() - 1, input.data(), input.size());	17,513✔
158
159	result.test_eq("key set", cipher->has_keying_material(), true);	17,513✔
160	cipher->clear();	17,513✔
161	result.test_eq("key set", cipher->has_keying_material(), false);	17,513✔
162
163	try {	17,513✔
164	std::vector<uint8_t> block(cipher->block_size());	17,513✔
165	cipher->encrypt(block);	17,513✔
166	result.test_failure("Was able to encrypt without a key being set");	×
167	} catch(Botan::Invalid_State&) {	35,026✔
168	result.test_success("Trying to encrypt with no key set (after clear) fails");	17,513✔
169	}	17,513✔
170
171	try {	17,513✔
172	std::vector<uint8_t> block(cipher->block_size());	17,513✔
173	cipher->decrypt(block);	17,513✔
174	result.test_failure("Was able to decrypt without a key being set");	×
175	} catch(Botan::Invalid_State&) {	35,026✔
176	result.test_success("Trying to decrypt with no key set (after clear) fails");	17,513✔
177	}	17,513✔
178	}	70,052✔
179
180	return result;
181	}	17,513✔
182	};
183
184	BOTAN_REGISTER_SERIALIZED_SMOKE_TEST("block", "block_ciphers", Block_Cipher_Tests);
185
186	#endif
187
188	} // namespace Botan_Tests

randombit / botan / 16293079084

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