5111374265

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/src/tests/test_ocb.cpp

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

#include "tests.h"

#if defined(BOTAN_HAS_AEAD_OCB)
   #include <botan/block_cipher.h>
   #include <botan/internal/loadstor.h>
   #include <botan/internal/ocb.h>
   #include <botan/internal/poly_dbl.h>
#endif

namespace Botan_Tests {

namespace {

#if defined(BOTAN_HAS_AEAD_OCB)

// Toy cipher used for wide block tests

class OCB_Wide_Test_Block_Cipher final : public Botan::BlockCipher {
   public:
      explicit OCB_Wide_Test_Block_Cipher(size_t bs) : m_bs(bs) {}

      std::string name() const override { return "OCB_ToyCipher"; }

      size_t block_size() const override { return m_bs; }

      void clear() override { m_key.clear(); }

      std::unique_ptr<Botan::BlockCipher> new_object() const override {
         return std::make_unique<OCB_Wide_Test_Block_Cipher>(m_bs);
      }

      bool has_keying_material() const override { return !m_key.empty(); }

      void key_schedule(const uint8_t key[], size_t length) override { m_key.assign(key, key + length); }

      Botan::Key_Length_Specification key_spec() const override { return Botan::Key_Length_Specification(m_bs); }

      void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override {
         while(blocks) {
            Botan::copy_mem(out, in, m_bs);
            Botan::poly_double_n(out, m_bs);

            for(size_t i = 0; i != m_bs; ++i)
               out[i] ^= m_key[i];

            blocks--;
            in += block_size();
            out += block_size();
         }
      }

      void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override {
         while(blocks) {
            for(size_t i = 0; i != m_bs; ++i)
               out[i] = in[i] ^ m_key[i];

            uint8_t carry = in[m_bs - 1] & 0x01;

            if(carry) {
               if(m_bs == 16 || m_bs == 24) {
                  out[m_bs - 1] ^= 0x87;
               } else if(m_bs == 32) {
                  out[m_bs - 2] ^= 0x4;
                  out[m_bs - 1] ^= 0x25;
               } else if(m_bs == 64) {
                  out[m_bs - 2] ^= 0x1;
                  out[m_bs - 1] ^= 0x25;
               } else
                  throw Test_Error("Bad OCB test block size");
            }

            carry <<= 7;

            for(size_t i = 0; i != m_bs; ++i) {
               const uint8_t temp = out[i];
               out[i] = (temp >> 1) | carry;
               carry = (temp & 0x1);
               carry <<= 7;
            }

            blocks--;
            in += block_size();
            out += block_size();
         }
      }

   private:
      size_t m_bs;
      std::vector<uint8_t> m_key;
};

class OCB_Wide_KAT_Tests final : public Text_Based_Test {
   public:
      OCB_Wide_KAT_Tests() : Text_Based_Test("ocb/ocb_wide.vec", "Key,Nonce,AD,In,Out") {}

      Test::Result run_one_test(const std::string& /*header*/, const VarMap& vars) override {
         Test::Result result("OCB wide block KAT");

         const std::vector<uint8_t> key = vars.get_req_bin("Key");
         const std::vector<uint8_t> nonce = vars.get_req_bin("Nonce");
         const std::vector<uint8_t> ad = vars.get_req_bin("AD");
         const std::vector<uint8_t> input = vars.get_req_bin("In");
         const std::vector<uint8_t> expected = vars.get_req_bin("Out");

         const size_t bs = key.size();
         Botan::secure_vector<uint8_t> buf(input.begin(), input.end());

         Botan::OCB_Encryption enc(std::make_unique<OCB_Wide_Test_Block_Cipher>(bs), std::min<size_t>(bs, 32));
         enc.set_key(key);
         enc.set_associated_data(ad);
         enc.start(nonce);
         enc.finish(buf);
         result.test_eq("Ciphertext matches", buf, expected);

         Botan::OCB_Decryption dec(std::make_unique<OCB_Wide_Test_Block_Cipher>(bs), std::min<size_t>(bs, 32));
         dec.set_key(key);
         dec.set_associated_data(ad);
         dec.start(nonce);
         dec.finish(buf);
         result.test_eq("Decryption correct", buf, input);

         return result;
      }
};

BOTAN_REGISTER_TEST("modes", "ocb_wide", OCB_Wide_KAT_Tests);

class OCB_Wide_Long_KAT_Tests final : public Text_Based_Test {
   public:
      OCB_Wide_Long_KAT_Tests() : Text_Based_Test("ocb/ocb_wide_long.vec", "Output") {}

      Test::Result run_one_test(const std::string& algo, const VarMap& vars) override {
         Test::Result result("OCB wide block long test");

         const std::vector<uint8_t> expected = vars.get_req_bin("Output");

         std::unique_ptr<Botan::BlockCipher> cipher;
         size_t bs = 0;

         if(algo == "SHACAL2") {
   #if defined(BOTAN_HAS_SHACAL2)
            cipher = Botan::BlockCipher::create_or_throw("SHACAL2");
            bs = 32;
   #else
            return {result};
   #endif
         } else {
            if(algo == "Toy128")
               bs = 16;
            else if(algo == "Toy192")
               bs = 24;
            else if(algo == "Toy256")
               bs = 32;
            else if(algo == "Toy512")
               bs = 64;
            else
               throw Test_Error("Unknown cipher for OCB wide block long test");
            cipher = std::make_unique<OCB_Wide_Test_Block_Cipher>(bs);
         }

         Botan::OCB_Encryption enc(std::move(cipher), std::min<size_t>(bs, 32));

         /*
         Y, string of length min(B, 256) bits

         Y is defined as follows.

         K = (0xA0 || 0xA1 || 0xA2 || ...)[1..B]
         C = <empty string>
         for i = 0 to 127 do
           S = (0x50 || 0x51 || 0x52 || ...)[1..8i]
           N = num2str(3i+1,16)
           C = C || OCB-ENCRYPT(K,N,S,S)
           N = num2str(3i+2,16)
           C = C || OCB-ENCRYPT(K,N,<empty string>,S)
           N = num2str(3i+3,16)
           C = C || OCB-ENCRYPT(K,N,S,<empty string>)
         end for
         N = num2str(385,16)
         Y = OCB-ENCRYPT(K,N,C,<empty string>)
         */

         std::vector<uint8_t> key(bs);
         for(size_t i = 0; i != bs; ++i)
            key[i] = static_cast<uint8_t>(0xA0 + i);

         enc.set_key(key);

         const std::vector<uint8_t> empty;
         std::vector<uint8_t> N(2);
         std::vector<uint8_t> C;

         for(size_t i = 0; i != 128; ++i) {
            std::vector<uint8_t> S(i);
            for(size_t j = 0; j != S.size(); ++j)
               S[j] = static_cast<uint8_t>(0x50 + j);

            Botan::store_be(static_cast<uint16_t>(3 * i + 1), &N[0]);

            ocb_encrypt(result, C, enc, N, S, S);
            Botan::store_be(static_cast<uint16_t>(3 * i + 2), &N[0]);
            ocb_encrypt(result, C, enc, N, S, empty);
            Botan::store_be(static_cast<uint16_t>(3 * i + 3), &N[0]);
            ocb_encrypt(result, C, enc, N, empty, S);
         }

         Botan::store_be(static_cast<uint16_t>(385), &N[0]);
         std::vector<uint8_t> final_result;
         ocb_encrypt(result, final_result, enc, N, empty, C);

         result.test_eq("correct value", final_result, expected);

         return result;
      }

   private:
      static void ocb_encrypt(Test::Result& /*result*/,
                              std::vector<uint8_t>& output_to,
                              Botan::OCB_Encryption& enc,
                              const std::vector<uint8_t>& nonce,
                              const std::vector<uint8_t>& pt,
                              const std::vector<uint8_t>& ad) {
         enc.set_associated_data(ad.data(), ad.size());
         enc.start(nonce.data(), nonce.size());
         Botan::secure_vector<uint8_t> buf(pt.begin(), pt.end());
         enc.finish(buf, 0);
         output_to.insert(output_to.end(), buf.begin(), buf.end());
      }
};

BOTAN_REGISTER_TEST("modes", "ocb_long_wide", OCB_Wide_Long_KAT_Tests);

   #if defined(BOTAN_HAS_AES)

class OCB_Long_KAT_Tests final : public Text_Based_Test {
   public:
      OCB_Long_KAT_Tests() : Text_Based_Test("ocb/ocb_long.vec", "Keylen,Taglen,Output") {}

      Test::Result run_one_test(const std::string& /*header*/, const VarMap& vars) override {
         const size_t keylen = vars.get_req_sz("Keylen");
         const size_t taglen = vars.get_req_sz("Taglen");
         const std::vector<uint8_t> expected = vars.get_req_bin("Output");

         // Test from RFC 7253 Appendix A

         const std::string algo = "AES-" + std::to_string(keylen);

         Test::Result result("OCB long");

         auto aes = Botan::BlockCipher::create_or_throw(algo);

         Botan::OCB_Encryption enc(aes->new_object(), taglen / 8);
         Botan::OCB_Decryption dec(std::move(aes), taglen / 8);

         std::vector<uint8_t> key(keylen / 8);
         key[keylen / 8 - 1] = static_cast<uint8_t>(taglen);

         enc.set_key(key);
         dec.set_key(key);

         const std::vector<uint8_t> empty;
         std::vector<uint8_t> N(12);
         std::vector<uint8_t> C;

         for(size_t i = 0; i != 128; ++i) {
            const std::vector<uint8_t> S(i);

            Botan::store_be(static_cast<uint32_t>(3 * i + 1), &N[8]);

            ocb_encrypt(result, C, enc, dec, N, S, S);
            Botan::store_be(static_cast<uint32_t>(3 * i + 2), &N[8]);
            ocb_encrypt(result, C, enc, dec, N, S, empty);
            Botan::store_be(static_cast<uint32_t>(3 * i + 3), &N[8]);
            ocb_encrypt(result, C, enc, dec, N, empty, S);
         }

         Botan::store_be(static_cast<uint32_t>(385), &N[8]);
         std::vector<uint8_t> final_result;
         ocb_encrypt(result, final_result, enc, dec, N, empty, C);

         result.test_eq("correct value", final_result, expected);

         return result;
      }

   private:
      static void ocb_encrypt(Test::Result& result,
                              std::vector<uint8_t>& output_to,
                              Botan::AEAD_Mode& enc,
                              Botan::AEAD_Mode& dec,
                              const std::vector<uint8_t>& nonce,
                              const std::vector<uint8_t>& pt,
                              const std::vector<uint8_t>& ad) {
         enc.set_associated_data(ad.data(), ad.size());

         enc.start(nonce.data(), nonce.size());

         Botan::secure_vector<uint8_t> buf(pt.begin(), pt.end());
         enc.finish(buf, 0);
         output_to.insert(output_to.end(), buf.begin(), buf.end());

         try {
            dec.set_associated_data(ad.data(), ad.size());

            dec.start(nonce.data(), nonce.size());

            dec.finish(buf, 0);

            result.test_eq("OCB round tripped", buf, pt);
         } catch(std::exception& e) { result.test_failure("OCB round trip error", e.what()); }
      }
};

BOTAN_REGISTER_TEST("modes", "ocb_long", OCB_Long_KAT_Tests);

   #endif

#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_AEAD_OCB)
10	#include <botan/block_cipher.h>
11	#include <botan/internal/loadstor.h>
12	#include <botan/internal/ocb.h>
13	#include <botan/internal/poly_dbl.h>
14	#endif
15
16	namespace Botan_Tests {
17
18	namespace {
19
20	#if defined(BOTAN_HAS_AEAD_OCB)
21
22	// Toy cipher used for wide block tests
23
24	class OCB_Wide_Test_Block_Cipher final : public Botan::BlockCipher {
25	public:
26	explicit OCB_Wide_Test_Block_Cipher(size_t bs) : m_bs(bs) {}	24✔
27
28	std::string name() const override { return "OCB_ToyCipher"; }	×
29
30	size_t block_size() const override { return m_bs; }	11,967✔
31
32	void clear() override { m_key.clear(); }	×
33
34	std::unique_ptr<Botan::BlockCipher> new_object() const override {	×
35	return std::make_unique<OCB_Wide_Test_Block_Cipher>(m_bs);	×
36	}
37
38	bool has_keying_material() const override { return !m_key.empty(); }	5,712✔
39
40	void key_schedule(const uint8_t key[], size_t length) override { m_key.assign(key, key + length); }	24✔
41
42	Botan::Key_Length_Specification key_spec() const override { return Botan::Key_Length_Specification(m_bs); }	48✔
43
44	void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override {	10,257✔
45	while(blocks) {	21,620✔
46	Botan::copy_mem(out, in, m_bs);	11,363✔
47	Botan::poly_double_n(out, m_bs);	11,363✔
48
49	for(size_t i = 0; i != m_bs; ++i)	335,667✔
50	out[i] ^= m_key[i];	324,304✔
51
52	blocks--;	11,363✔
53	in += block_size();	11,363✔
54	out += block_size();	11,363✔
55	}
56	}	10,257✔
57
58	void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override {	6✔
59	while(blocks) {	14✔
60	for(size_t i = 0; i != m_bs; ++i)	200✔
61	out[i] = in[i] ^ m_key[i];	192✔
62
63	uint8_t carry = in[m_bs - 1] & 0x01;	8✔
64
65	if(carry) {	8✔
66	if(m_bs == 16 \|\| m_bs == 24) {	7✔
67	out[m_bs - 1] ^= 0x87;	7✔
68	} else if(m_bs == 32) {	×
69	out[m_bs - 2] ^= 0x4;	×
70	out[m_bs - 1] ^= 0x25;	×
71	} else if(m_bs == 64) {	×
72	out[m_bs - 2] ^= 0x1;	×
73	out[m_bs - 1] ^= 0x25;	×
74	} else
75	throw Test_Error("Bad OCB test block size");	×
76	}
77
78	carry <<= 7;	8✔
79
80	for(size_t i = 0; i != m_bs; ++i) {	200✔
81	const uint8_t temp = out[i];	192✔
82	out[i] = (temp >> 1) \| carry;	192✔
83	carry = (temp & 0x1);	192✔
84	carry <<= 7;	192✔
85	}
86
87	blocks--;	8✔
88	in += block_size();	8✔
89	out += block_size();	8✔
90	}
91	}	6✔
92
93	private:
94	size_t m_bs;
95	std::vector<uint8_t> m_key;
96	};
97
98	class OCB_Wide_KAT_Tests final : public Text_Based_Test {	×
99	public:
100	OCB_Wide_KAT_Tests() : Text_Based_Test("ocb/ocb_wide.vec", "Key,Nonce,AD,In,Out") {}	3✔
101
102	Test::Result run_one_test(const std::string& /header/, const VarMap& vars) override {	10✔
103	Test::Result result("OCB wide block KAT");	10✔
104
105	const std::vector<uint8_t> key = vars.get_req_bin("Key");	10✔
106	const std::vector<uint8_t> nonce = vars.get_req_bin("Nonce");	10✔
107	const std::vector<uint8_t> ad = vars.get_req_bin("AD");	10✔
108	const std::vector<uint8_t> input = vars.get_req_bin("In");	10✔
109	const std::vector<uint8_t> expected = vars.get_req_bin("Out");	10✔
110
111	const size_t bs = key.size();	10✔
112	Botan::secure_vector<uint8_t> buf(input.begin(), input.end());	10✔
113
114	Botan::OCB_Encryption enc(std::make_unique<OCB_Wide_Test_Block_Cipher>(bs), std::min<size_t>(bs, 32));	20✔
115	enc.set_key(key);	10✔
116	enc.set_associated_data(ad);	10✔
117	enc.start(nonce);	10✔
118	enc.finish(buf);	10✔
119	result.test_eq("Ciphertext matches", buf, expected);	10✔
120
121	Botan::OCB_Decryption dec(std::make_unique<OCB_Wide_Test_Block_Cipher>(bs), std::min<size_t>(bs, 32));	20✔
122	dec.set_key(key);	10✔
123	dec.set_associated_data(ad);	10✔
124	dec.start(nonce);	10✔
125	dec.finish(buf);	10✔
126	result.test_eq("Decryption correct", buf, input);	10✔
127
128	return result;	10✔
129	}	70✔
130	};
131
132	BOTAN_REGISTER_TEST("modes", "ocb_wide", OCB_Wide_KAT_Tests);
133
134	class OCB_Wide_Long_KAT_Tests final : public Text_Based_Test {	×
135	public:
136	OCB_Wide_Long_KAT_Tests() : Text_Based_Test("ocb/ocb_wide_long.vec", "Output") {}	2✔
137
138	Test::Result run_one_test(const std::string& algo, const VarMap& vars) override {	5✔
139	Test::Result result("OCB wide block long test");	5✔
140
141	const std::vector<uint8_t> expected = vars.get_req_bin("Output");	5✔
142
143	std::unique_ptr<Botan::BlockCipher> cipher;	5✔
144	size_t bs = 0;	5✔
145
146	if(algo == "SHACAL2") {	5✔
147	#if defined(BOTAN_HAS_SHACAL2)
148	cipher = Botan::BlockCipher::create_or_throw("SHACAL2");	1✔
149	bs = 32;	1✔
150	#else
151	return {result};
152	#endif
153	} else {
154	if(algo == "Toy128")	4✔
155	bs = 16;	1✔
156	else if(algo == "Toy192")	3✔
157	bs = 24;	1✔
158	else if(algo == "Toy256")	2✔
159	bs = 32;	1✔
160	else if(algo == "Toy512")	1✔
161	bs = 64;	1✔
162	else
163	throw Test_Error("Unknown cipher for OCB wide block long test");	×
164	cipher = std::make_unique<OCB_Wide_Test_Block_Cipher>(bs);	4✔
165	}
166
167	Botan::OCB_Encryption enc(std::move(cipher), std::min<size_t>(bs, 32));	6✔
168
169	/*
170	Y, string of length min(B, 256) bits
171
172	Y is defined as follows.
173
174	K = (0xA0 \|\| 0xA1 \|\| 0xA2 \|\| ...)[1..B]
175	C = <empty string>
176	for i = 0 to 127 do
177	S = (0x50 \|\| 0x51 \|\| 0x52 \|\| ...)[1..8i]
178	N = num2str(3i+1,16)
179	C = C \|\| OCB-ENCRYPT(K,N,S,S)
180	N = num2str(3i+2,16)
181	C = C \|\| OCB-ENCRYPT(K,N,<empty string>,S)
182	N = num2str(3i+3,16)
183	C = C \|\| OCB-ENCRYPT(K,N,S,<empty string>)
184	end for
185	N = num2str(385,16)
186	Y = OCB-ENCRYPT(K,N,C,<empty string>)
187	*/
188
189	std::vector<uint8_t> key(bs);	5✔
190	for(size_t i = 0; i != bs; ++i)	173✔
191	key[i] = static_cast<uint8_t>(0xA0 + i);	168✔
192
193	enc.set_key(key);	5✔
194
195	const std::vector<uint8_t> empty;	5✔
196	std::vector<uint8_t> N(2);	5✔
197	std::vector<uint8_t> C;	5✔
198
199	for(size_t i = 0; i != 128; ++i) {	645✔
200	std::vector<uint8_t> S(i);	640✔
201	for(size_t j = 0; j != S.size(); ++j)	41,280✔
202	S[j] = static_cast<uint8_t>(0x50 + j);	40,640✔
203
204	Botan::store_be(static_cast<uint16_t>(3 * i + 1), &N[0]);	640✔
205
206	ocb_encrypt(result, C, enc, N, S, S);	640✔
207	Botan::store_be(static_cast<uint16_t>(3 * i + 2), &N[0]);	640✔
208	ocb_encrypt(result, C, enc, N, S, empty);	640✔
209	Botan::store_be(static_cast<uint16_t>(3 * i + 3), &N[0]);	640✔
210	ocb_encrypt(result, C, enc, N, empty, S);	640✔
211	}	640✔
212
213	Botan::store_be(static_cast<uint16_t>(385), &N[0]);	5✔
214	std::vector<uint8_t> final_result;	5✔
215	ocb_encrypt(result, final_result, enc, N, empty, C);	5✔
216
217	result.test_eq("correct value", final_result, expected);	5✔
218
219	return result;	5✔
220	}	25✔
221
222	private:
223	static void ocb_encrypt(Test::Result& /result/,	1,925✔
224	std::vector<uint8_t>& output_to,
225	Botan::OCB_Encryption& enc,
226	const std::vector<uint8_t>& nonce,
227	const std::vector<uint8_t>& pt,
228	const std::vector<uint8_t>& ad) {
229	enc.set_associated_data(ad.data(), ad.size());	1,925✔
230	enc.start(nonce.data(), nonce.size());	1,925✔
231	Botan::secure_vector<uint8_t> buf(pt.begin(), pt.end());	1,925✔
232	enc.finish(buf, 0);	1,925✔
233	output_to.insert(output_to.end(), buf.begin(), buf.end());	1,925✔
234	}	1,925✔
235	};
236
237	BOTAN_REGISTER_TEST("modes", "ocb_long_wide", OCB_Wide_Long_KAT_Tests);
238
239	#if defined(BOTAN_HAS_AES)
240
241	class OCB_Long_KAT_Tests final : public Text_Based_Test {	×
242	public:
243	OCB_Long_KAT_Tests() : Text_Based_Test("ocb/ocb_long.vec", "Keylen,Taglen,Output") {}	3✔
244
245	Test::Result run_one_test(const std::string& /header/, const VarMap& vars) override {	9✔
246	const size_t keylen = vars.get_req_sz("Keylen");	9✔
247	const size_t taglen = vars.get_req_sz("Taglen");	9✔
248	const std::vector<uint8_t> expected = vars.get_req_bin("Output");	9✔
249
250	// Test from RFC 7253 Appendix A
251
252	const std::string algo = "AES-" + std::to_string(keylen);	9✔
253
254	Test::Result result("OCB long");	9✔
255
256	auto aes = Botan::BlockCipher::create_or_throw(algo);	9✔
257
258	Botan::OCB_Encryption enc(aes->new_object(), taglen / 8);	9✔
259	Botan::OCB_Decryption dec(std::move(aes), taglen / 8);	9✔
260
261	std::vector<uint8_t> key(keylen / 8);	9✔
262	key[keylen / 8 - 1] = static_cast<uint8_t>(taglen);	9✔
263
264	enc.set_key(key);	9✔
265	dec.set_key(key);	9✔
266
267	const std::vector<uint8_t> empty;	9✔
268	std::vector<uint8_t> N(12);	9✔
269	std::vector<uint8_t> C;	9✔
270
271	for(size_t i = 0; i != 128; ++i) {	1,161✔
272	const std::vector<uint8_t> S(i);	1,152✔
273
274	Botan::store_be(static_cast<uint32_t>(3 * i + 1), &N[8]);	1,152✔
275
276	ocb_encrypt(result, C, enc, dec, N, S, S);	1,152✔
277	Botan::store_be(static_cast<uint32_t>(3 * i + 2), &N[8]);	1,152✔
278	ocb_encrypt(result, C, enc, dec, N, S, empty);	1,152✔
279	Botan::store_be(static_cast<uint32_t>(3 * i + 3), &N[8]);	1,152✔
280	ocb_encrypt(result, C, enc, dec, N, empty, S);	1,152✔
281	}	1,152✔
282
283	Botan::store_be(static_cast<uint32_t>(385), &N[8]);	9✔
284	std::vector<uint8_t> final_result;	9✔
285	ocb_encrypt(result, final_result, enc, dec, N, empty, C);	9✔
286
287	result.test_eq("correct value", final_result, expected);	9✔
288
289	return result;	9✔
290	}	45✔
291
292	private:
293	static void ocb_encrypt(Test::Result& result,	3,465✔
294	std::vector<uint8_t>& output_to,
295	Botan::AEAD_Mode& enc,
296	Botan::AEAD_Mode& dec,
297	const std::vector<uint8_t>& nonce,
298	const std::vector<uint8_t>& pt,
299	const std::vector<uint8_t>& ad) {
300	enc.set_associated_data(ad.data(), ad.size());	3,465✔
301
302	enc.start(nonce.data(), nonce.size());	3,465✔
303
304	Botan::secure_vector<uint8_t> buf(pt.begin(), pt.end());	3,465✔
305	enc.finish(buf, 0);	3,465✔
306	output_to.insert(output_to.end(), buf.begin(), buf.end());	3,465✔
307
308	try {	3,465✔
309	dec.set_associated_data(ad.data(), ad.size());	3,465✔
310
311	dec.start(nonce.data(), nonce.size());	3,465✔
312
313	dec.finish(buf, 0);	3,465✔
314
315	result.test_eq("OCB round tripped", buf, pt);	6,930✔
316	} catch(std::exception& e) { result.test_failure("OCB round trip error", e.what()); }	×
317	}	3,465✔
318	};
319
320	BOTAN_REGISTER_TEST("modes", "ocb_long", OCB_Long_KAT_Tests);
321
322	#endif
323
324	#endif
325
326	} // namespace
327
328	} // namespace Botan_Tests

randombit / botan / 5111374265

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