5079590438

Committed 25 May 2023 12:28PM UTC coverage: 92.228% (+0.5%) from 91.723%

Build # 5079590438

Build Type

Pull #3502

github

Pull Request Pull Request #3502: Apply clang-format to the codebase

Run Details

75589 of 81959 relevant lines covered (92.23%)

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97.83

/src/lib/mac/mac.cpp

/*
* Message Authentication Code base class
* (C) 1999-2008 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include <botan/mac.h>

#include <botan/exceptn.h>
#include <botan/mem_ops.h>
#include <botan/internal/scan_name.h>

#if defined(BOTAN_HAS_CMAC)
   #include <botan/internal/cmac.h>
#endif

#if defined(BOTAN_HAS_GMAC)
   #include <botan/block_cipher.h>
   #include <botan/internal/gmac.h>
#endif

#if defined(BOTAN_HAS_HMAC)
   #include <botan/hash.h>
   #include <botan/internal/hmac.h>
#endif

#if defined(BOTAN_HAS_POLY1305)
   #include <botan/internal/poly1305.h>
#endif

#if defined(BOTAN_HAS_SIPHASH)
   #include <botan/internal/siphash.h>
#endif

#if defined(BOTAN_HAS_ANSI_X919_MAC)
   #include <botan/internal/x919_mac.h>
#endif

#if defined(BOTAN_HAS_BLAKE2BMAC)
   #include <botan/internal/blake2bmac.h>
#endif

namespace Botan {

std::unique_ptr<MessageAuthenticationCode> MessageAuthenticationCode::create(std::string_view algo_spec,
                                                                             std::string_view provider) {
   const SCAN_Name req(algo_spec);

#if defined(BOTAN_HAS_BLAKE2BMAC)
   if(req.algo_name() == "Blake2b" || req.algo_name() == "BLAKE2b") {
      return std::make_unique<BLAKE2bMAC>(req.arg_as_integer(0, 512));
   }
#endif

#if defined(BOTAN_HAS_GMAC)
   if(req.algo_name() == "GMAC" && req.arg_count() == 1) {
      if(provider.empty() || provider == "base") {
         if(auto bc = BlockCipher::create(req.arg(0)))
            return std::make_unique<GMAC>(std::move(bc));
      }
   }
#endif

#if defined(BOTAN_HAS_HMAC)
   if(req.algo_name() == "HMAC" && req.arg_count() == 1) {
      if(provider.empty() || provider == "base") {
         if(auto hash = HashFunction::create(req.arg(0)))
            return std::make_unique<HMAC>(std::move(hash));
      }
   }
#endif

#if defined(BOTAN_HAS_POLY1305)
   if(req.algo_name() == "Poly1305" && req.arg_count() == 0) {
      if(provider.empty() || provider == "base")
         return std::make_unique<Poly1305>();
   }
#endif

#if defined(BOTAN_HAS_SIPHASH)
   if(req.algo_name() == "SipHash") {
      if(provider.empty() || provider == "base") {
         return std::make_unique<SipHash>(req.arg_as_integer(0, 2), req.arg_as_integer(1, 4));
      }
   }
#endif

#if defined(BOTAN_HAS_CMAC)
   if((req.algo_name() == "CMAC" || req.algo_name() == "OMAC") && req.arg_count() == 1) {
      if(provider.empty() || provider == "base") {
         if(auto bc = BlockCipher::create(req.arg(0)))
            return std::make_unique<CMAC>(std::move(bc));
      }
   }
#endif

#if defined(BOTAN_HAS_ANSI_X919_MAC)
   if(req.algo_name() == "X9.19-MAC") {
      if(provider.empty() || provider == "base") {
         return std::make_unique<ANSI_X919_MAC>();
      }
   }
#endif

   BOTAN_UNUSED(req);
   BOTAN_UNUSED(provider);

   return nullptr;
}

std::vector<std::string> MessageAuthenticationCode::providers(std::string_view algo_spec) {
   return probe_providers_of<MessageAuthenticationCode>(algo_spec);
}

//static
std::unique_ptr<MessageAuthenticationCode> MessageAuthenticationCode::create_or_throw(std::string_view algo,
                                                                                      std::string_view provider) {
   if(auto mac = MessageAuthenticationCode::create(algo, provider)) {
      return mac;
   }
   throw Lookup_Error("MAC", algo, provider);
}

void MessageAuthenticationCode::start_msg(const uint8_t nonce[], size_t nonce_len) {
   BOTAN_UNUSED(nonce);
   if(nonce_len > 0)
      throw Invalid_IV_Length(name(), nonce_len);
}

/*
* Default (deterministic) MAC verification operation
*/
bool MessageAuthenticationCode::verify_mac_result(const uint8_t mac[], size_t length) {
   secure_vector<uint8_t> our_mac = final();

   if(our_mac.size() != length)
      return false;

   return constant_time_compare(our_mac.data(), mac, length);
}

}

1	/*
2	* Message Authentication Code base class
3	* (C) 1999-2008 Jack Lloyd
4	*
5	* Botan is released under the Simplified BSD License (see license.txt)
6	*/
7
8	#include <botan/mac.h>
9
10	#include <botan/exceptn.h>
11	#include <botan/mem_ops.h>
12	#include <botan/internal/scan_name.h>
13
14	#if defined(BOTAN_HAS_CMAC)
15	#include <botan/internal/cmac.h>
16	#endif
17
18	#if defined(BOTAN_HAS_GMAC)
19	#include <botan/block_cipher.h>
20	#include <botan/internal/gmac.h>
21	#endif
22
23	#if defined(BOTAN_HAS_HMAC)
24	#include <botan/hash.h>
25	#include <botan/internal/hmac.h>
26	#endif
27
28	#if defined(BOTAN_HAS_POLY1305)
29	#include <botan/internal/poly1305.h>
30	#endif
31
32	#if defined(BOTAN_HAS_SIPHASH)
33	#include <botan/internal/siphash.h>
34	#endif
35
36	#if defined(BOTAN_HAS_ANSI_X919_MAC)
37	#include <botan/internal/x919_mac.h>
38	#endif
39
40	#if defined(BOTAN_HAS_BLAKE2BMAC)
41	#include <botan/internal/blake2bmac.h>
42	#endif
43
44	namespace Botan {
45
46	std::unique_ptr<MessageAuthenticationCode> MessageAuthenticationCode::create(std::string_view algo_spec,	30,651✔
47	std::string_view provider) {
48	const SCAN_Name req(algo_spec);	30,651✔
49
50	#if defined(BOTAN_HAS_BLAKE2BMAC)
51	if(req.algo_name() == "Blake2b" \|\| req.algo_name() == "BLAKE2b") {	122,604✔
52	return std::make_unique<BLAKE2bMAC>(req.arg_as_integer(0, 512));	546✔
53	}
54	#endif
55
56	#if defined(BOTAN_HAS_GMAC)
57	if(req.algo_name() == "GMAC" && req.arg_count() == 1) {	90,315✔
58	if(provider.empty() \|\| provider == "base") {	241✔
59	if(auto bc = BlockCipher::create(req.arg(0)))	242✔
60	return std::make_unique<GMAC>(std::move(bc));	121✔
61	}
62	}
63	#endif
64
65	#if defined(BOTAN_HAS_HMAC)
66	if(req.algo_name() == "HMAC" && req.arg_count() == 1) {	89,952✔
67	if(provider.empty() \|\| provider == "base") {	16,225✔
68	if(auto hash = HashFunction::create(req.arg(0)))	32,152✔
69	return std::make_unique<HMAC>(std::move(hash));	16,076✔
70	}
71	}
72	#endif
73
74	#if defined(BOTAN_HAS_POLY1305)
75	if(req.algo_name() == "Poly1305" && req.arg_count() == 0) {	45,942✔
76	if(provider.empty() \|\| provider == "base")	13,422✔
77	return std::make_unique<Poly1305>();	13,266✔
78	}
79	#endif
80
81	#if defined(BOTAN_HAS_SIPHASH)
82	if(req.algo_name() == "SipHash") {	4,096✔
83	if(provider.empty() \|\| provider == "base") {	237✔
84	return std::make_unique<SipHash>(req.arg_as_integer(0, 2), req.arg_as_integer(1, 4));	119✔
85	}
86	}
87	#endif
88
89	#if defined(BOTAN_HAS_CMAC)
90	if((req.algo_name() == "CMAC" \|\| req.algo_name() == "OMAC") && req.arg_count() == 1) {	6,780✔
91	if(provider.empty() \|\| provider == "base") {	544✔
92	if(auto bc = BlockCipher::create(req.arg(0)))	936✔
93	return std::make_unique<CMAC>(std::move(bc));	468✔
94	}
95	}
96	#endif
97
98	#if defined(BOTAN_HAS_ANSI_X919_MAC)
99	if(req.algo_name() == "X9.19-MAC") {	2,922✔
100	if(provider.empty() \|\| provider == "base") {	24✔
101	return std::make_unique<ANSI_X919_MAC>();	12✔
102	}
103	}
104	#endif
105
106	BOTAN_UNUSED(req);	1,449✔
107	BOTAN_UNUSED(provider);	1,449✔
108
109	return nullptr;	1,449✔
110	}	30,651✔
111
112	std::vector<std::string> MessageAuthenticationCode::providers(std::string_view algo_spec) {	631✔
113	return probe_providers_of<MessageAuthenticationCode>(algo_spec);	1,262✔
114	}
115
116	//static
117	std::unique_ptr<MessageAuthenticationCode> MessageAuthenticationCode::create_or_throw(std::string_view algo,	6,110✔
118	std::string_view provider) {
119	if(auto mac = MessageAuthenticationCode::create(algo, provider)) {	6,110✔
120	return mac;	6,109✔
121	}	6,109✔
122	throw Lookup_Error("MAC", algo, provider);	1✔
123	}
124
125	void MessageAuthenticationCode::start_msg(const uint8_t nonce[], size_t nonce_len) {	4,989✔
126	BOTAN_UNUSED(nonce);	4,989✔
127	if(nonce_len > 0)	4,989✔
128	throw Invalid_IV_Length(name(), nonce_len);	×
129	}	4,989✔
130
131	/*
132	* Default (deterministic) MAC verification operation
133	*/
134	bool MessageAuthenticationCode::verify_mac_result(const uint8_t mac[], size_t length) {	1,733✔
135	secure_vector<uint8_t> our_mac = final();	1,733✔
136
137	if(our_mac.size() != length)	1,733✔
138	return false;
139
140	return constant_time_compare(our_mac.data(), mac, length);	1,731✔
141	}	1,733✔
142
143	}

randombit / botan / 5079590438

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