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%)

12139530.51 hits per line

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88.0

/src/lib/pk_pad/eme.cpp

/*
* EME Base Class
* (C) 1999-2008 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include <botan/internal/eme.h>

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

#if defined(BOTAN_HAS_EME_OAEP)
   #include <botan/internal/oaep.h>
#endif

#if defined(BOTAN_HAS_EME_PKCS1)
   #include <botan/internal/eme_pkcs.h>
#endif

#if defined(BOTAN_HAS_EME_RAW)
   #include <botan/internal/eme_raw.h>
#endif

namespace Botan {

std::unique_ptr<EME> EME::create(std::string_view algo_spec) {
#if defined(BOTAN_HAS_EME_RAW)
   if(algo_spec == "Raw")
      return std::make_unique<EME_Raw>();
#endif

#if defined(BOTAN_HAS_EME_PKCS1)
   if(algo_spec == "PKCS1v15" || algo_spec == "EME-PKCS1-v1_5")
      return std::make_unique<EME_PKCS1v15>();
#endif

#if defined(BOTAN_HAS_EME_OAEP)
   SCAN_Name req(algo_spec);

   if(req.algo_name() == "OAEP" || req.algo_name() == "EME-OAEP" || req.algo_name() == "EME1") {
      if(req.arg_count() == 1 || ((req.arg_count() == 2 || req.arg_count() == 3) && req.arg(1) == "MGF1")) {
         if(auto hash = HashFunction::create(req.arg(0)))
            return std::make_unique<OAEP>(std::move(hash), req.arg(2, ""));
      } else if(req.arg_count() == 2 || req.arg_count() == 3) {
         auto mgf_params = parse_algorithm_name(req.arg(1));

         if(mgf_params.size() == 2 && mgf_params[0] == "MGF1") {
            auto hash = HashFunction::create(req.arg(0));
            auto mgf1_hash = HashFunction::create(mgf_params[1]);

            if(hash && mgf1_hash) {
               return std::make_unique<OAEP>(std::move(hash), std::move(mgf1_hash), req.arg(2, ""));
            }
         }
      }
   }
#endif

   throw Algorithm_Not_Found(algo_spec);
}

/*
* Encode a message
*/
secure_vector<uint8_t> EME::encode(const uint8_t msg[],
                                   size_t msg_len,
                                   size_t key_bits,
                                   RandomNumberGenerator& rng) const {
   return pad(msg, msg_len, key_bits, rng);
}

/*
* Encode a message
*/
secure_vector<uint8_t> EME::encode(const secure_vector<uint8_t>& msg,
                                   size_t key_bits,
                                   RandomNumberGenerator& rng) const {
   return pad(msg.data(), msg.size(), key_bits, rng);
}

}

1	/*
2	* EME 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/internal/eme.h>
9
10	#include <botan/exceptn.h>
11	#include <botan/internal/parsing.h>
12	#include <botan/internal/scan_name.h>
13
14	#if defined(BOTAN_HAS_EME_OAEP)
15	#include <botan/internal/oaep.h>
16	#endif
17
18	#if defined(BOTAN_HAS_EME_PKCS1)
19	#include <botan/internal/eme_pkcs.h>
20	#endif
21
22	#if defined(BOTAN_HAS_EME_RAW)
23	#include <botan/internal/eme_raw.h>
24	#endif
25
26	namespace Botan {
27
28	std::unique_ptr<EME> EME::create(std::string_view algo_spec) {	442✔
29	#if defined(BOTAN_HAS_EME_RAW)
30	if(algo_spec == "Raw")	442✔
31	return std::make_unique<EME_Raw>();	186✔
32	#endif
33
34	#if defined(BOTAN_HAS_EME_PKCS1)
35	if(algo_spec == "PKCS1v15" \|\| algo_spec == "EME-PKCS1-v1_5")	397✔
36	return std::make_unique<EME_PKCS1v15>();	141✔
37	#endif
38
39	#if defined(BOTAN_HAS_EME_OAEP)
40	SCAN_Name req(algo_spec);	115✔
41
42	if(req.algo_name() == "OAEP" \|\| req.algo_name() == "EME-OAEP" \|\| req.algo_name() == "EME1") {	235✔
43	if(req.arg_count() == 1 \|\| ((req.arg_count() == 2 \|\| req.arg_count() == 3) && req.arg(1) == "MGF1")) {	140✔
44	if(auto hash = HashFunction::create(req.arg(0)))	180✔
45	return std::make_unique<OAEP>(std::move(hash), req.arg(2, ""));	90✔
46	} else if(req.arg_count() == 2 \|\| req.arg_count() == 3) {	25✔
47	auto mgf_params = parse_algorithm_name(req.arg(1));	25✔
48
49	if(mgf_params.size() == 2 && mgf_params[0] == "MGF1") {	25✔
50	auto hash = HashFunction::create(req.arg(0));	25✔
51	auto mgf1_hash = HashFunction::create(mgf_params[1]);	25✔
52
53	if(hash && mgf1_hash) {	25✔
54	return std::make_unique<OAEP>(std::move(hash), std::move(mgf1_hash), req.arg(2, ""));	25✔
55	}
56	}	25✔
57	}	25✔
58	}
59	#endif
60
61	throw Algorithm_Not_Found(algo_spec);	×
62	}	115✔
63
64	/*
65	* Encode a message
66	*/
67	secure_vector<uint8_t> EME::encode(const uint8_t msg[],	265✔
68	size_t msg_len,
69	size_t key_bits,
70	RandomNumberGenerator& rng) const {
71	return pad(msg, msg_len, key_bits, rng);	265✔
72	}
73
74	/*
75	* Encode a message
76	*/
77	secure_vector<uint8_t> EME::encode(const secure_vector<uint8_t>& msg,	×
78	size_t key_bits,
79	RandomNumberGenerator& rng) const {
80	return pad(msg.data(), msg.size(), key_bits, rng);	×
81	}
82
83	}

randombit / botan / 5079590438

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