21966968252

Committed 12 Feb 2026 10:36PM UTC coverage: 90.07% (+0.003%) from 90.067%

Build # 21966968252

Build Type

Pull #5321

github

Committed by

web-flow

Commit Message

Merge fd30428c7 into e7443105f

Pull Request Pull Request #5321: Avoid various unneeded include files

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88.89

/src/lib/pubkey/pkcs8.cpp

/*
* PKCS #8
* (C) 1999-2010,2014,2018 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include <botan/pkcs8.h>

#include <botan/asn1_obj.h>
#include <botan/ber_dec.h>
#include <botan/der_enc.h>
#include <botan/pem.h>
#include <botan/pk_algs.h>
#include <botan/rng.h>
#include <botan/internal/fmt.h>
#include <botan/internal/scan_name.h>

#if defined(BOTAN_HAS_PKCS5_PBES2)
   #include <botan/internal/pbes2.h>
#endif

namespace Botan::PKCS8 {

namespace {

/*
* Get info from an EncryptedPrivateKeyInfo
*/
secure_vector<uint8_t> PKCS8_extract(DataSource& source, AlgorithmIdentifier& pbe_alg_id) {
   secure_vector<uint8_t> key_data;

   BER_Decoder(source).start_sequence().decode(pbe_alg_id).decode(key_data, ASN1_Type::OctetString).verify_end();

   return key_data;
}

/*
* PEM decode and/or decrypt a private key
*/
secure_vector<uint8_t> PKCS8_decode(DataSource& source,
                                    const std::function<std::string()>& get_passphrase,
                                    AlgorithmIdentifier& pk_alg_id,
                                    bool is_encrypted) {
   AlgorithmIdentifier pbe_alg_id;
   secure_vector<uint8_t> key_data;
   secure_vector<uint8_t> key;

   try {
      if(ASN1::maybe_BER(source) && !PEM_Code::matches(source)) {
         if(is_encrypted) {
            key_data = PKCS8_extract(source, pbe_alg_id);
         } else {
            // todo read more efficiently
            while(auto b = source.read_byte()) {
               key_data.push_back(*b);
            }
         }
      } else {
         std::string label;
         key_data = PEM_Code::decode(source, label);

         // todo remove autodetect for pem as well?
         if(label == "PRIVATE KEY") {
            is_encrypted = false;
         } else if(label == "ENCRYPTED PRIVATE KEY") {
            DataSource_Memory key_source(key_data);
            key_data = PKCS8_extract(key_source, pbe_alg_id);
         } else {
            throw PKCS8_Exception(fmt("Unknown PEM label '{}'", label));
         }
      }

      if(key_data.empty()) {
         throw PKCS8_Exception("No key data found");
      }
   } catch(Decoding_Error& e) {
      throw Decoding_Error("PKCS #8 private key decoding", e);
   }

   try {
      if(is_encrypted) {
         if(pbe_alg_id.oid().to_formatted_string() != "PBE-PKCS5v20") {
            throw PKCS8_Exception(fmt("Unknown PBE type {}", pbe_alg_id.oid()));
         }

#if defined(BOTAN_HAS_PKCS5_PBES2)
         key = pbes2_decrypt(key_data, get_passphrase(), pbe_alg_id.parameters());
#else
         BOTAN_UNUSED(get_passphrase);
         throw Decoding_Error("Private key is encrypted but PBES2 was disabled in build");
#endif
      } else {
         key = key_data;
      }

      BER_Decoder(key)
         .start_sequence()
         .decode_and_check<size_t>(0, "Unknown PKCS #8 version number")
         .decode(pk_alg_id)
         .decode(key, ASN1_Type::OctetString)
         .discard_remaining()
         .end_cons();
   } catch(std::exception& e) {
      throw Decoding_Error("PKCS #8 private key decoding", e);
   }
   return key;
}

}  // namespace

/*
* PEM encode a PKCS #8 private key, unencrypted
*/
std::string PEM_encode(const Private_Key& key) {
   return PEM_Code::encode(key.private_key_info(), "PRIVATE KEY");
}

#if defined(BOTAN_HAS_PKCS5_PBES2)

namespace {

std::pair<std::string, std::string> choose_pbe_params(std::string_view pbe_algo, std::string_view key_algo) {
   if(pbe_algo.empty()) {
      /*
      * For algorithms where we are using a non-RFC format anyway, default to
      * SIV or GCM. For others (RSA, ECDSA, ...) default to something widely
      * compatible.
      */
      const bool nonstandard_pk = (key_algo == "McEliece" || key_algo == "XMSS");

      if(nonstandard_pk) {
   #if defined(BOTAN_HAS_AEAD_SIV) && defined(BOTAN_HAS_SHA2_64)
         return std::make_pair("AES-256/SIV", "SHA-512");
   #elif defined(BOTAN_HAS_AEAD_GCM) && defined(BOTAN_HAS_SHA2_64)
         return std::make_pair("AES-256/GCM", "SHA-512");
   #endif
      }

      // Default is something compatible with everyone else
      return std::make_pair("AES-256/CBC", "SHA-256");
   }

   const SCAN_Name request(pbe_algo);

   if(request.arg_count() != 2 || (request.algo_name() != "PBE-PKCS5v20" && request.algo_name() != "PBES2")) {
      throw Invalid_Argument(fmt("Unsupported PBE '{}'", pbe_algo));
   }

   return std::make_pair(request.arg(0), request.arg(1));
}

}  // namespace

#endif

/*
* BER encode a PKCS #8 private key, encrypted
*/
std::vector<uint8_t> BER_encode(const Private_Key& key,
                                RandomNumberGenerator& rng,
                                std::string_view pass,
                                std::chrono::milliseconds msec,
                                std::string_view pbe_algo) {
#if defined(BOTAN_HAS_PKCS5_PBES2)
   const auto pbe_params = choose_pbe_params(pbe_algo, key.algo_name());

   const std::pair<AlgorithmIdentifier, std::vector<uint8_t>> pbe_info =
      pbes2_encrypt_msec(PKCS8::BER_encode(key), pass, msec, nullptr, pbe_params.first, pbe_params.second, rng);

   std::vector<uint8_t> output;
   DER_Encoder der(output);
   der.start_sequence().encode(pbe_info.first).encode(pbe_info.second, ASN1_Type::OctetString).end_cons();

   return output;
#else
   BOTAN_UNUSED(key, rng, pass, msec, pbe_algo);
   throw Encoding_Error("PKCS8::BER_encode cannot encrypt because PBES2 was disabled in build");
#endif
}

/*
* PEM encode a PKCS #8 private key, encrypted
*/
std::string PEM_encode(const Private_Key& key,
                       RandomNumberGenerator& rng,
                       std::string_view pass,
                       std::chrono::milliseconds msec,
                       std::string_view pbe_algo) {
   if(pass.empty()) {
      return PEM_encode(key);
   }

   return PEM_Code::encode(PKCS8::BER_encode(key, rng, pass, msec, pbe_algo), "ENCRYPTED PRIVATE KEY");
}

/*
* BER encode a PKCS #8 private key, encrypted
*/
std::vector<uint8_t> BER_encode_encrypted_pbkdf_iter(const Private_Key& key,
                                                     RandomNumberGenerator& rng,
                                                     std::string_view pass,
                                                     size_t pbkdf_iterations,
                                                     std::string_view cipher,
                                                     std::string_view pbkdf_hash) {
#if defined(BOTAN_HAS_PKCS5_PBES2)
   const std::pair<AlgorithmIdentifier, std::vector<uint8_t>> pbe_info =
      pbes2_encrypt_iter(key.private_key_info(),
                         pass,
                         pbkdf_iterations,
                         cipher.empty() ? "AES-256/CBC" : cipher,
                         pbkdf_hash.empty() ? "SHA-256" : pbkdf_hash,
                         rng);

   std::vector<uint8_t> output;
   DER_Encoder der(output);
   der.start_sequence().encode(pbe_info.first).encode(pbe_info.second, ASN1_Type::OctetString).end_cons();

   return output;

#else
   BOTAN_UNUSED(key, rng, pass, pbkdf_iterations, cipher, pbkdf_hash);
   throw Encoding_Error("PKCS8::BER_encode_encrypted_pbkdf_iter cannot encrypt because PBES2 disabled in build");
#endif
}

/*
* PEM encode a PKCS #8 private key, encrypted
*/
std::string PEM_encode_encrypted_pbkdf_iter(const Private_Key& key,
                                            RandomNumberGenerator& rng,
                                            std::string_view pass,
                                            size_t pbkdf_iterations,
                                            std::string_view cipher,
                                            std::string_view pbkdf_hash) {
   return PEM_Code::encode(PKCS8::BER_encode_encrypted_pbkdf_iter(key, rng, pass, pbkdf_iterations, cipher, pbkdf_hash),
                           "ENCRYPTED PRIVATE KEY");
}

/*
* BER encode a PKCS #8 private key, encrypted
*/
std::vector<uint8_t> BER_encode_encrypted_pbkdf_msec(const Private_Key& key,
                                                     RandomNumberGenerator& rng,
                                                     std::string_view pass,
                                                     std::chrono::milliseconds pbkdf_msec,
                                                     size_t* pbkdf_iterations,
                                                     std::string_view cipher,
                                                     std::string_view pbkdf_hash) {
#if defined(BOTAN_HAS_PKCS5_PBES2)
   const std::pair<AlgorithmIdentifier, std::vector<uint8_t>> pbe_info =
      pbes2_encrypt_msec(key.private_key_info(),
                         pass,
                         pbkdf_msec,
                         pbkdf_iterations,
                         cipher.empty() ? "AES-256/CBC" : cipher,
                         pbkdf_hash.empty() ? "SHA-256" : pbkdf_hash,
                         rng);

   std::vector<uint8_t> output;
   DER_Encoder(output)
      .start_sequence()
      .encode(pbe_info.first)
      .encode(pbe_info.second, ASN1_Type::OctetString)
      .end_cons();

   return output;
#else
   BOTAN_UNUSED(key, rng, pass, pbkdf_msec, pbkdf_iterations, cipher, pbkdf_hash);
   throw Encoding_Error("BER_encode_encrypted_pbkdf_msec cannot encrypt because PBES2 disabled in build");
#endif
}

/*
* PEM encode a PKCS #8 private key, encrypted
*/
std::string PEM_encode_encrypted_pbkdf_msec(const Private_Key& key,
                                            RandomNumberGenerator& rng,
                                            std::string_view pass,
                                            std::chrono::milliseconds pbkdf_msec,
                                            size_t* pbkdf_iterations,
                                            std::string_view cipher,
                                            std::string_view pbkdf_hash) {
   return PEM_Code::encode(
      PKCS8::BER_encode_encrypted_pbkdf_msec(key, rng, pass, pbkdf_msec, pbkdf_iterations, cipher, pbkdf_hash),
      "ENCRYPTED PRIVATE KEY");
}

namespace {

/*
* Extract a private key (encrypted/unencrypted) and return it
*/
std::unique_ptr<Private_Key> load_key(DataSource& source,
                                      const std::function<std::string()>& get_pass,
                                      bool is_encrypted) {
   AlgorithmIdentifier alg_id;
   secure_vector<uint8_t> pkcs8_key = PKCS8_decode(source, get_pass, alg_id, is_encrypted);

   const std::string alg_name = alg_id.oid().human_name_or_empty();
   if(alg_name.empty()) {
      throw PKCS8_Exception(fmt("Unknown algorithm OID {}", alg_id.oid()));
   }

   return load_private_key(alg_id, pkcs8_key);
}

}  // namespace

/*
* Extract an encrypted private key and return it
*/
std::unique_ptr<Private_Key> load_key(DataSource& source, const std::function<std::string()>& get_pass) {
   return load_key(source, get_pass, true);
}

std::unique_ptr<Private_Key> load_key(std::span<const uint8_t> source,
                                      const std::function<std::string()>& get_passphrase) {
   Botan::DataSource_Memory ds(source);
   return load_key(ds, get_passphrase);
}

std::unique_ptr<Private_Key> load_key(std::span<const uint8_t> source, std::string_view pass) {
   Botan::DataSource_Memory ds(source);
   return load_key(ds, pass);
}

std::unique_ptr<Private_Key> load_key(std::span<const uint8_t> source) {
   Botan::DataSource_Memory ds(source);
   return load_key(ds);
}

/*
* Extract an encrypted private key and return it
*/
std::unique_ptr<Private_Key> load_key(DataSource& source, std::string_view pass) {
   return load_key(
      source, [pass]() { return std::string(pass); }, true);
}

/*
* Extract an unencrypted private key and return it
*/
std::unique_ptr<Private_Key> load_key(DataSource& source) {
   auto fail_fn = []() -> std::string {
      throw PKCS8_Exception("Internal error: Attempt to read password for unencrypted key");
   };

   return load_key(source, fail_fn, false);
}

}  // namespace Botan::PKCS8

1	/*
2	* PKCS #8
3	* (C) 1999-2010,2014,2018 Jack Lloyd
4	*
5	* Botan is released under the Simplified BSD License (see license.txt)
6	*/
7
8	#include <botan/pkcs8.h>
9
10	#include <botan/asn1_obj.h>
11	#include <botan/ber_dec.h>
12	#include <botan/der_enc.h>
13	#include <botan/pem.h>
14	#include <botan/pk_algs.h>
15	#include <botan/rng.h>
16	#include <botan/internal/fmt.h>
17	#include <botan/internal/scan_name.h>
18
19	#if defined(BOTAN_HAS_PKCS5_PBES2)
20	#include <botan/internal/pbes2.h>
21	#endif
22
23	namespace Botan::PKCS8 {
24
25	namespace {
26
27	/*
28	* Get info from an EncryptedPrivateKeyInfo
29	*/
30	secure_vector<uint8_t> PKCS8_extract(DataSource& source, AlgorithmIdentifier& pbe_alg_id) {	501✔
31	secure_vector<uint8_t> key_data;	501✔
32
33	BER_Decoder(source).start_sequence().decode(pbe_alg_id).decode(key_data, ASN1_Type::OctetString).verify_end();	1,002✔
34
35	return key_data;	501✔
36	}	×
37
38	/*
39	* PEM decode and/or decrypt a private key
40	*/
41	secure_vector<uint8_t> PKCS8_decode(DataSource& source,	4,782✔
42	const std::function<std::string()>& get_passphrase,
43	AlgorithmIdentifier& pk_alg_id,
44	bool is_encrypted) {
45	AlgorithmIdentifier pbe_alg_id;	4,782✔
46	secure_vector<uint8_t> key_data;	4,782✔
47	secure_vector<uint8_t> key;	4,782✔
48
49	try {	4,782✔
50	if(ASN1::maybe_BER(source) && !PEM_Code::matches(source)) {	4,782✔
51	if(is_encrypted) {	2,172✔
52	key_data = PKCS8_extract(source, pbe_alg_id);	510✔
53	} else {
54	// todo read more efficiently
55	while(auto b = source.read_byte()) {	1,204,642✔
56	key_data.push_back(*b);	1,202,725✔
57	}	1,202,725✔
58	}
59	} else {
60	std::string label;	2,609✔
61	key_data = PEM_Code::decode(source, label);	5,156✔
62
63	// todo remove autodetect for pem as well?
64	if(label == "PRIVATE KEY") {	2,547✔
65	is_encrypted = false;
66	} else if(label == "ENCRYPTED PRIVATE KEY") {	274✔
67	DataSource_Memory key_source(key_data);	336✔
68	key_data = PKCS8_extract(key_source, pbe_alg_id);	492✔
69	} else {	246✔
70	throw PKCS8_Exception(fmt("Unknown PEM label '{}'", label));	28✔
71	}
72	}	2,609✔
73
74	if(key_data.empty()) {	4,691✔
75	throw PKCS8_Exception("No key data found");	×
76	}
77	} catch(Decoding_Error& e) {	91✔
78	throw Decoding_Error("PKCS #8 private key decoding", e);	83✔
79	}	83✔
80
81	try {	4,691✔
82	if(is_encrypted) {	4,691✔
83	if(pbe_alg_id.oid().to_formatted_string() != "PBE-PKCS5v20") {	501✔
84	throw PKCS8_Exception(fmt("Unknown PBE type {}", pbe_alg_id.oid()));	×
85	}
86
87	#if defined(BOTAN_HAS_PKCS5_PBES2)
88	key = pbes2_decrypt(key_data, get_passphrase(), pbe_alg_id.parameters());	1,503✔
89	#else
90	BOTAN_UNUSED(get_passphrase);
91	throw Decoding_Error("Private key is encrypted but PBES2 was disabled in build");
92	#endif
93	} else {
94	key = key_data;	4,190✔
95	}
96
97	BER_Decoder(key)	9,382✔
98	.start_sequence()	4,597✔
99	.decode_and_check<size_t>(0, "Unknown PKCS #8 version number")	9,093✔
100	.decode(pk_alg_id)	4,496✔
101	.decode(key, ASN1_Type::OctetString)	4,356✔
102	.discard_remaining()	4,356✔
103	.end_cons();	4,356✔
104	} catch(std::exception& e) {	335✔
105	throw Decoding_Error("PKCS #8 private key decoding", e);	335✔
106	}	335✔
107	return key;	8,712✔
108	}	5,208✔
109
110	} // namespace
111
112	/*
113	* PEM encode a PKCS #8 private key, unencrypted
114	*/
115	std::string PEM_encode(const Private_Key& key) {	57✔
116	return PEM_Code::encode(key.private_key_info(), "PRIVATE KEY");	171✔
117	}
118
119	#if defined(BOTAN_HAS_PKCS5_PBES2)
120
121	namespace {
122
123	std::pair<std::string, std::string> choose_pbe_params(std::string_view pbe_algo, std::string_view key_algo) {	470✔
124	if(pbe_algo.empty()) {	470✔
125	/*
126	* For algorithms where we are using a non-RFC format anyway, default to
127	* SIV or GCM. For others (RSA, ECDSA, ...) default to something widely
128	* compatible.
129	*/
130	const bool nonstandard_pk = (key_algo == "McEliece" \|\| key_algo == "XMSS");	26✔
131
132	if(nonstandard_pk) {	26✔
133	#if defined(BOTAN_HAS_AEAD_SIV) && defined(BOTAN_HAS_SHA2_64)
134	return std::make_pair("AES-256/SIV", "SHA-512");	×
135	#elif defined(BOTAN_HAS_AEAD_GCM) && defined(BOTAN_HAS_SHA2_64)
136	return std::make_pair("AES-256/GCM", "SHA-512");
137	#endif
138	}
139
140	// Default is something compatible with everyone else
141	return std::make_pair("AES-256/CBC", "SHA-256");	26✔
142	}
143
144	const SCAN_Name request(pbe_algo);	444✔
145
146	if(request.arg_count() != 2 \|\| (request.algo_name() != "PBE-PKCS5v20" && request.algo_name() != "PBES2")) {	444✔
147	throw Invalid_Argument(fmt("Unsupported PBE '{}'", pbe_algo));	×
148	}
149
150	return std::make_pair(request.arg(0), request.arg(1));	888✔
151	}	444✔
152
153	} // namespace
154
155	#endif
156
157	/*
158	* BER encode a PKCS #8 private key, encrypted
159	*/
160	std::vector<uint8_t> BER_encode(const Private_Key& key,	470✔
161	RandomNumberGenerator& rng,
162	std::string_view pass,
163	std::chrono::milliseconds msec,
164	std::string_view pbe_algo) {
165	#if defined(BOTAN_HAS_PKCS5_PBES2)
166	const auto pbe_params = choose_pbe_params(pbe_algo, key.algo_name());	470✔
167
168	const std::pair<AlgorithmIdentifier, std::vector<uint8_t>> pbe_info =	470✔
169	pbes2_encrypt_msec(PKCS8::BER_encode(key), pass, msec, nullptr, pbe_params.first, pbe_params.second, rng);	470✔
170
171	std::vector<uint8_t> output;	470✔
172	DER_Encoder der(output);	470✔
173	der.start_sequence().encode(pbe_info.first).encode(pbe_info.second, ASN1_Type::OctetString).end_cons();	470✔
174
175	return output;	940✔
176	#else
177	BOTAN_UNUSED(key, rng, pass, msec, pbe_algo);
178	throw Encoding_Error("PKCS8::BER_encode cannot encrypt because PBES2 was disabled in build");
179	#endif
180	}	940✔
181
182	/*
183	* PEM encode a PKCS #8 private key, encrypted
184	*/
185	std::string PEM_encode(const Private_Key& key,	242✔
186	RandomNumberGenerator& rng,
187	std::string_view pass,
188	std::chrono::milliseconds msec,
189	std::string_view pbe_algo) {
190	if(pass.empty()) {	242✔
191	return PEM_encode(key);	×
192	}
193
194	return PEM_Code::encode(PKCS8::BER_encode(key, rng, pass, msec, pbe_algo), "ENCRYPTED PRIVATE KEY");	726✔
195	}
196
197	/*
198	* BER encode a PKCS #8 private key, encrypted
199	*/
200	std::vector<uint8_t> BER_encode_encrypted_pbkdf_iter(const Private_Key& key,	48✔
201	RandomNumberGenerator& rng,
202	std::string_view pass,
203	size_t pbkdf_iterations,
204	std::string_view cipher,
205	std::string_view pbkdf_hash) {
206	#if defined(BOTAN_HAS_PKCS5_PBES2)
207	const std::pair<AlgorithmIdentifier, std::vector<uint8_t>> pbe_info =	48✔
208	pbes2_encrypt_iter(key.private_key_info(),	48✔
209	pass,
210	pbkdf_iterations,
211	cipher.empty() ? "AES-256/CBC" : cipher,	48✔
212	pbkdf_hash.empty() ? "SHA-256" : pbkdf_hash,	48✔
213	rng);	96✔
214
215	std::vector<uint8_t> output;	48✔
216	DER_Encoder der(output);	48✔
217	der.start_sequence().encode(pbe_info.first).encode(pbe_info.second, ASN1_Type::OctetString).end_cons();	48✔
218
219	return output;	48✔
220
221	#else
222	BOTAN_UNUSED(key, rng, pass, pbkdf_iterations, cipher, pbkdf_hash);
223	throw Encoding_Error("PKCS8::BER_encode_encrypted_pbkdf_iter cannot encrypt because PBES2 disabled in build");
224	#endif
225	}	48✔
226
227	/*
228	* PEM encode a PKCS #8 private key, encrypted
229	*/
230	std::string PEM_encode_encrypted_pbkdf_iter(const Private_Key& key,	24✔
231	RandomNumberGenerator& rng,
232	std::string_view pass,
233	size_t pbkdf_iterations,
234	std::string_view cipher,
235	std::string_view pbkdf_hash) {
236	return PEM_Code::encode(PKCS8::BER_encode_encrypted_pbkdf_iter(key, rng, pass, pbkdf_iterations, cipher, pbkdf_hash),	24✔
237	"ENCRYPTED PRIVATE KEY");	48✔
238	}
239
240	/*
241	* BER encode a PKCS #8 private key, encrypted
242	*/
243	std::vector<uint8_t> BER_encode_encrypted_pbkdf_msec(const Private_Key& key,	20✔
244	RandomNumberGenerator& rng,
245	std::string_view pass,
246	std::chrono::milliseconds pbkdf_msec,
247	size_t* pbkdf_iterations,
248	std::string_view cipher,
249	std::string_view pbkdf_hash) {
250	#if defined(BOTAN_HAS_PKCS5_PBES2)
251	const std::pair<AlgorithmIdentifier, std::vector<uint8_t>> pbe_info =	20✔
252	pbes2_encrypt_msec(key.private_key_info(),	20✔
253	pass,
254	pbkdf_msec,
255	pbkdf_iterations,
256	cipher.empty() ? "AES-256/CBC" : cipher,	20✔
257	pbkdf_hash.empty() ? "SHA-256" : pbkdf_hash,	20✔
258	rng);	40✔
259
260	std::vector<uint8_t> output;	20✔
261	DER_Encoder(output)	40✔
262	.start_sequence()	20✔
263	.encode(pbe_info.first)	20✔
264	.encode(pbe_info.second, ASN1_Type::OctetString)	20✔
265	.end_cons();	20✔
266
267	return output;	20✔
268	#else
269	BOTAN_UNUSED(key, rng, pass, pbkdf_msec, pbkdf_iterations, cipher, pbkdf_hash);
270	throw Encoding_Error("BER_encode_encrypted_pbkdf_msec cannot encrypt because PBES2 disabled in build");
271	#endif
272	}	20✔
273
274	/*
275	* PEM encode a PKCS #8 private key, encrypted
276	*/
277	std::string PEM_encode_encrypted_pbkdf_msec(const Private_Key& key,	4✔
278	RandomNumberGenerator& rng,
279	std::string_view pass,
280	std::chrono::milliseconds pbkdf_msec,
281	size_t* pbkdf_iterations,
282	std::string_view cipher,
283	std::string_view pbkdf_hash) {
284	return PEM_Code::encode(	4✔
285	PKCS8::BER_encode_encrypted_pbkdf_msec(key, rng, pass, pbkdf_msec, pbkdf_iterations, cipher, pbkdf_hash),	4✔
286	"ENCRYPTED PRIVATE KEY");	8✔
287	}
288
289	namespace {
290
291	/*
292	* Extract a private key (encrypted/unencrypted) and return it
293	*/
294	std::unique_ptr<Private_Key> load_key(DataSource& source,	4,782✔
295	const std::function<std::string()>& get_pass,
296	bool is_encrypted) {
297	AlgorithmIdentifier alg_id;	4,782✔
298	secure_vector<uint8_t> pkcs8_key = PKCS8_decode(source, get_pass, alg_id, is_encrypted);	4,782✔
299
300	const std::string alg_name = alg_id.oid().human_name_or_empty();	4,356✔
301	if(alg_name.empty()) {	4,356✔
302	throw PKCS8_Exception(fmt("Unknown algorithm OID {}", alg_id.oid()));	4✔
303	}
304
305	return load_private_key(alg_id, pkcs8_key);	7,733✔
306	}	9,138✔
307
308	} // namespace
309
310	/*
311	* Extract an encrypted private key and return it
312	*/
313	std::unique_ptr<Private_Key> load_key(DataSource& source, const std::function<std::string()>& get_pass) {	11✔
314	return load_key(source, get_pass, true);	11✔
315	}
316
317	std::unique_ptr<Private_Key> load_key(std::span<const uint8_t> source,	×
318	const std::function<std::string()>& get_passphrase) {
319	Botan::DataSource_Memory ds(source);	×
320	return load_key(ds, get_passphrase);	×
321	}	×
322
323	std::unique_ptr<Private_Key> load_key(std::span<const uint8_t> source, std::string_view pass) {	×
324	Botan::DataSource_Memory ds(source);	×
325	return load_key(ds, pass);	×
326	}	×
327
328	std::unique_ptr<Private_Key> load_key(std::span<const uint8_t> source) {	14✔
329	Botan::DataSource_Memory ds(source);	14✔
330	return load_key(ds);	14✔
331	}	14✔
332
333	/*
334	* Extract an encrypted private key and return it
335	*/
336	std::unique_ptr<Private_Key> load_key(DataSource& source, std::string_view pass) {	525✔
337	return load_key(	525✔
338	source, [pass]() { return std::string(pass); }, true);	1,541✔
339	}
340
341	/*
342	* Extract an unencrypted private key and return it
343	*/
344	std::unique_ptr<Private_Key> load_key(DataSource& source) {	4,246✔
345	auto fail_fn = []() -> std::string {	4,246✔
346	throw PKCS8_Exception("Internal error: Attempt to read password for unencrypted key");	×
347	};
348
349	return load_key(source, fail_fn, false);	7,087✔
350	}
351
352	} // namespace Botan::PKCS8

randombit / botan / 21966968252

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