32615609767

Committed 23 Aug 2026 01:48AM UTC coverage: 89.812% (+0.02%) from 89.79%

Build # 32615609767

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github

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web-flow

Commit Message

Merge pull request #5857 from randombit/jack/whirlpool-generic-simd

Convert the AVX2 Whirlpool implementation to use SIMD_8x32

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78.16

/src/cli/pubkey.cpp

/*
* (C) 2010,2014,2015,2019 Jack Lloyd
* (C) 2019 Matthias Gierlings
* (C) 2015 René Korthaus
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include "cli.h"

#if defined(BOTAN_HAS_PUBLIC_KEY_CRYPTO)

   #include <botan/base64.h>
   #include <botan/data_src.h>
   #include <botan/hash.h>
   #include <botan/hex.h>
   #include <botan/pk_algs.h>
   #include <botan/pk_keys.h>
   #include <botan/pk_options.h>
   #include <botan/pkcs8.h>
   #include <botan/pubkey.h>
   #include <botan/x509_key.h>
   #include <botan/internal/workfactor.h>
   #include <fstream>

   #if defined(BOTAN_HAS_DL_GROUP)
      #include <botan/dl_group.h>
   #endif

   #if defined(BOTAN_HAS_ECC_GROUP)
      #include <botan/ec_group.h>
   #endif

namespace Botan_CLI {

namespace {

class PK_Keygen final : public Command {
   public:
      PK_Keygen() :
            Command(
               "keygen --algo=RSA --params= --passphrase= --cipher= --pbkdf= --pbkdf-ms=300 --pbkdf-iter= --provider= --rng-type= --drbg-seed= --der-out") {
      }

      std::string group() const override { return "pubkey"; }

      std::string description() const override { return "Generate a PKCS #8 private key"; }

      void go() override {
         const std::string algo = get_arg("algo");
         const std::string params = get_arg("params");
         const std::string provider = get_arg("provider");

         const std::unique_ptr<Botan::Private_Key> key = Botan::create_private_key(algo, rng(), params, provider);

         if(!key) {
            throw CLI_Error_Unsupported("keygen", algo);
         }

         const std::string pass = get_passphrase_arg("Key passphrase", "passphrase");
         const bool der_out = flag_set("der-out");

         const std::chrono::milliseconds pbkdf_ms(get_arg_sz("pbkdf-ms"));

         if(der_out) {
            if(pass.empty()) {
               write_output(Botan::PKCS8::BER_encode(*key));
            } else {
               if(get_arg("pbkdf-iter").empty()) {
                  write_output(Botan::PKCS8::BER_encode_encrypted_pbkdf_msec(
                     *key, rng(), pass, pbkdf_ms, nullptr, get_arg("cipher"), get_arg("pbkdf")));
               } else {
                  write_output(Botan::PKCS8::BER_encode_encrypted_pbkdf_iter(
                     *key, rng(), pass, get_arg_sz("pbkdf-iter"), get_arg("cipher"), get_arg("pbkdf")));
               }
            }
         } else {
            if(pass.empty()) {
               output() << Botan::PKCS8::PEM_encode(*key);
            } else {
               if(get_arg("pbkdf-iter").empty()) {
                  output() << Botan::PKCS8::PEM_encode_encrypted_pbkdf_msec(
                     *key, rng(), pass, pbkdf_ms, nullptr, get_arg("cipher"), get_arg("pbkdf"));
               } else {
                  output() << Botan::PKCS8::PEM_encode_encrypted_pbkdf_iter(
                     *key, rng(), pass, get_arg_sz("pbkdf-iter"), get_arg("cipher"), get_arg("pbkdf"));
               }
            }
         }
      }
};

BOTAN_REGISTER_COMMAND("keygen", PK_Keygen);

   #if defined(BOTAN_TARGET_OS_HAS_FILESYSTEM)

namespace {

/*
* Signature schemes for which the caller must select a hash function; the
* other schemes either fix the hash by the key type or do not use one.
*/
bool signature_scheme_requires_hash(std::string_view algo_name) {
   return algo_name == "RSA" || algo_name == "DSA" || algo_name == "ECDSA" || algo_name == "ECGDSA" ||
          algo_name == "ECKCDSA" || algo_name.starts_with("GOST-34.10");
}

}  // namespace

/*
* Shared handling of the signature related options of the sign and verify commands
*/
class PK_Signature_Command : public Command {
   protected:
      using Command::Command;

      Botan::PK_Signature_Options signature_options(const Botan::Public_Key& key) const {
         const std::string algo_name = key.algo_name();

         auto options = Botan::PK_Signature_Options();

         const bool prehashed = flag_set("prehashed");

         std::string hash_fn = get_arg("hash");
         // With a prehashed input an unnamed hash means the digest is signed as is
         if(hash_fn.empty() && !prehashed && signature_scheme_requires_hash(algo_name)) {
            hash_fn = "SHA-256";
         }
         if(!hash_fn.empty() && !Botan::HashFunction::create(hash_fn)) {
            throw CLI_Error_Unsupported("hashing", hash_fn);
         }
         options = options.with_hash(hash_fn);

         if(prehashed) {
            options = options.with_externally_computed_prehash();
         }

         std::string padding = get_arg("padding");
         if(padding.empty() && algo_name == "RSA") {
            padding = "PSS";
         }
         options = options.with_padding(padding);

         if(const auto prehash = get_arg_maybe("prehash")) {
            if(*prehash == "default") {
               options = options.with_prehash();
            } else {
               options = options.with_prehash(prehash);
            }
         }

         if(const auto context = get_arg_maybe("context")) {
            options = options.with_context(*context);
         }

         if(get_arg_maybe("salt-size")) {
            options = options.with_salt_size(get_arg_sz("salt-size"));
         }

         if(flag_set("deterministic")) {
            options = options.with_deterministic_signature();
         }

         if(flag_set("der-format")) {
            if(!key._signature_element_size_for_DER_encoding()) {
               throw CLI_Usage_Error("Key type " + algo_name + " does not support DER formatting for signatures");
            }
            options = options.with_der_encoded_signature();
         }

         options = options.with_provider(get_arg_or("provider", ""));

         return options;
      }
};

class PK_Fingerprint final : public Command {
   public:
      PK_Fingerprint() : Command("fingerprint --no-fsname --algo=SHA-256 *keys") {}

      std::string group() const override { return "pubkey"; }

      std::string description() const override { return "Calculate a public key fingerprint"; }

      void go() override {
         const std::string hash_algo = get_arg("algo");
         const bool no_fsname = flag_set("no-fsname");

         for(const std::string& key_file : get_arg_list("keys")) {
            std::unique_ptr<Botan::Public_Key> key(key_file == "-" ? Botan::X509::load_key(this->slurp_file("-", 4096))
                                                                   : Botan::X509::load_key(key_file));

            const std::string fprint = key->fingerprint_public(hash_algo);

            if(no_fsname || key_file == "-") {
               output() << fprint << "\n";
            } else {
               output() << key_file << ": " << fprint << "\n";
            }
         }
      }
};

BOTAN_REGISTER_COMMAND("fingerprint", PK_Fingerprint);

namespace {

std::unique_ptr<Botan::Private_Key> load_private_key(const std::string& key_filename, const std::string& passphrase) {
   std::string err_string;

   try {
      Botan::DataSource_Stream input(key_filename);
      return Botan::PKCS8::load_key(input, passphrase);
   } catch(Botan::Exception& e) {
      err_string = e.what();
   }

   if(passphrase.empty()) {
      try {
         Botan::DataSource_Stream input(key_filename);
         return Botan::PKCS8::load_key(input);
      } catch(Botan::Exception& e) {
         err_string = e.what();
      }
   }

   throw CLI_Error("Loading private key failed (" + err_string + ")");
}

}  // namespace

class PK_Sign final : public PK_Signature_Command {
   public:
      PK_Sign() :
            PK_Signature_Command(
               "sign --der-format --passphrase= --hash= --padding= --prehash= --prehashed --context= --salt-size= "
               "--deterministic --provider= --rng-type= --drbg-seed= key file") {}

      std::string group() const override { return "pubkey"; }

      std::string description() const override { return "Sign arbitrary data"; }

      void go() override {
         const std::string key_file = get_arg("key");
         const std::string passphrase = get_passphrase_arg("Passphrase for " + key_file, "passphrase");

         auto key = load_private_key(key_file, passphrase);

         Botan::PK_Signer signer(*key, rng(), signature_options(*key));

         auto onData = [&signer](const uint8_t b[], size_t l) { signer.update(b, l); };
         Command::read_file(get_arg("file"), onData);

         std::vector<uint8_t> sig{signer.signature(rng())};

         if(key->stateful_operation()) {
            std::ofstream updated_key(key_file);
            if(passphrase.empty()) {
               updated_key << Botan::PKCS8::PEM_encode(*key);
            } else {
               updated_key << Botan::PKCS8::PEM_encode(*key, rng(), passphrase);
            }
         }

         output() << Botan::base64_encode(sig) << "\n";
      }
};

BOTAN_REGISTER_COMMAND("sign", PK_Sign);

class PK_Verify final : public PK_Signature_Command {
   public:
      PK_Verify() :
            PK_Signature_Command(
               "verify --der-format --hash= --padding= --prehash= --prehashed --context= --salt-size= pubkey file "
               "signature") {}

      std::string group() const override { return "pubkey"; }

      std::string description() const override {
         return "Verify the authenticity of the given file with the provided signature";
      }

      void go() override {
         auto key = Botan::X509::load_key(get_arg("pubkey"));
         if(!key) {
            throw CLI_Error("Unable to load public key");
         }

         Botan::PK_Verifier verifier(*key, signature_options(*key));
         auto onData = [&verifier](const uint8_t b[], size_t l) { verifier.update(b, l); };
         Command::read_file(get_arg("file"), onData);

         const Botan::secure_vector<uint8_t> signature =
            Botan::base64_decode(this->slurp_file_as_str(get_arg("signature")));

         const bool valid = verifier.check_signature(signature);

         output() << "Signature is " << (valid ? "valid" : "invalid") << "\n";
      }
};

BOTAN_REGISTER_COMMAND("verify", PK_Verify);

class PKCS8_Tool final : public Command {
   public:
      PKCS8_Tool() :
            Command(
               "pkcs8 --pass-in= --pub-out --der-out --pass-out= --cipher= --pbkdf= --pbkdf-ms=300 --pbkdf-iter= --rng-type= --drbg-seed= key") {
      }

      std::string group() const override { return "pubkey"; }

      std::string description() const override { return "Open a PKCS #8 formatted key"; }

      void go() override {
         const std::string key_file = get_arg("key");
         const std::string pass_in = get_passphrase_arg("Password for " + key_file, "pass-in");

         Botan::DataSource_Memory key_src(slurp_file(key_file));
         std::unique_ptr<Botan::Private_Key> key;

         if(pass_in.empty()) {
            key = Botan::PKCS8::load_key(key_src);
         } else {
            key = Botan::PKCS8::load_key(key_src, pass_in);
         }

         const std::chrono::milliseconds pbkdf_ms(get_arg_sz("pbkdf-ms"));
         const bool der_out = flag_set("der-out");

         if(flag_set("pub-out")) {
            auto pk = key->public_key();
            if(der_out) {
               write_output(Botan::X509::BER_encode(*pk));
            } else {
               output() << Botan::X509::PEM_encode(*pk);
            }
         } else {
            const std::string pass_out = get_passphrase_arg("Passphrase to encrypt key", "pass-out");

            if(der_out) {
               if(pass_out.empty()) {
                  write_output(Botan::PKCS8::BER_encode(*key));
               } else {
                  if(get_arg("pbkdf-iter").empty()) {
                     write_output(Botan::PKCS8::BER_encode_encrypted_pbkdf_msec(
                        *key, rng(), pass_out, pbkdf_ms, nullptr, get_arg("cipher"), get_arg("pbkdf")));
                  } else {
                     write_output(Botan::PKCS8::BER_encode_encrypted_pbkdf_iter(
                        *key, rng(), pass_out, get_arg_sz("pbkdf-iter"), get_arg("cipher"), get_arg("pbkdf")));
                  }
               }
            } else {
               if(pass_out.empty()) {
                  output() << Botan::PKCS8::PEM_encode(*key);
               } else {
                  if(get_arg("pbkdf-iter").empty()) {
                     output() << Botan::PKCS8::PEM_encode_encrypted_pbkdf_msec(
                        *key, rng(), pass_out, pbkdf_ms, nullptr, get_arg("cipher"), get_arg("pbkdf"));
                  } else {
                     output() << Botan::PKCS8::PEM_encode_encrypted_pbkdf_iter(
                        *key, rng(), pass_out, get_arg_sz("pbkdf-iter"), get_arg("cipher"), get_arg("pbkdf"));
                  }
               }
            }
         }
      }
};

BOTAN_REGISTER_COMMAND("pkcs8", PKCS8_Tool);

   #endif

   #if defined(BOTAN_HAS_ECC_GROUP)

class EC_Group_Info final : public Command {
   public:
      EC_Group_Info() : Command("ec_group_info --pem name") {}

      std::string group() const override { return "pubkey"; }

      std::string description() const override {
         return "Print raw elliptic curve domain parameters of the standardized curve name";
      }

      void go() override {
         const auto ec_group = Botan::EC_Group::from_name(get_arg("name"));

         if(flag_set("pem")) {
            output() << ec_group.PEM_encode(Botan::EC_Group_Encoding::NamedCurve);
         } else {
            output() << "P = " << std::hex << ec_group.get_p() << "\n"
                     << "A = " << std::hex << ec_group.get_a() << "\n"
                     << "B = " << std::hex << ec_group.get_b() << "\n"
                     << "N = " << std::hex << ec_group.get_order() << "\n"
                     << "G = " << ec_group.get_g_x() << "," << ec_group.get_g_y() << "\n";
         }
      }
};

BOTAN_REGISTER_COMMAND("ec_group_info", EC_Group_Info);

   #endif

   #if defined(BOTAN_HAS_DL_GROUP)

class DL_Group_Info final : public Command {
   public:
      DL_Group_Info() : Command("dl_group_info --pem name") {}

      std::string group() const override { return "pubkey"; }

      std::string description() const override {
         return "Print raw Diffie-Hellman parameters (p,g) of the standardized DH group name";
      }

      void go() override {
         auto dl_group = Botan::DL_Group::from_name(get_arg("name"));

         if(flag_set("pem")) {
            output() << dl_group.PEM_encode(Botan::DL_Group_Format::ANSI_X9_42_DH_PARAMETERS);
         } else {
            output() << "P = " << std::hex << dl_group.get_p() << "\n"
                     << "G = " << dl_group.get_g() << "\n";
         }
      }
};

BOTAN_REGISTER_COMMAND("dl_group_info", DL_Group_Info);

class PK_Workfactor final : public Command {
   public:
      PK_Workfactor() : Command("pk_workfactor --type=rsa bits") {}

      std::string group() const override { return "pubkey"; }

      std::string description() const override { return "Provide estimate of strength of public key based on size"; }

      void go() override {
         const size_t bits = get_arg_sz("bits");
         const std::string type = get_arg("type");

         if(type == "rsa") {
            output() << Botan::if_work_factor(bits) << "\n";
         } else if(type == "dl") {
            output() << Botan::dl_work_factor(bits) << "\n";
         } else if(type == "dl_exp") {
            output() << Botan::dl_exponent_size(bits) << "\n";
         } else {
            throw CLI_Usage_Error("Unknown type for pk_workfactor (rsa, dl, dl_exp)");
         }
      }
};

BOTAN_REGISTER_COMMAND("pk_workfactor", PK_Workfactor);

class Gen_DL_Group final : public Command {
   public:
      Gen_DL_Group() :
            Command("gen_dl_group --pbits=2048 --qbits=0 --seed= --type=subgroup --rng-type= --drbg-seed=") {}

      std::string group() const override { return "pubkey"; }

      std::string description() const override { return "Generate ANSI X9.42 encoded Diffie-Hellman group parameters"; }

      void go() override {
         const size_t pbits = get_arg_sz("pbits");
         const size_t qbits = get_arg_sz("qbits");

         const std::string type = get_arg("type");
         const std::string seed_str = get_arg("seed");

         if(type == "strong") {
            if(!seed_str.empty()) {
               throw CLI_Usage_Error("Seed only supported for DSA param gen");
            }
            const Botan::DL_Group grp(rng(), Botan::DL_Group::Strong, pbits);
            output() << grp.PEM_encode(Botan::DL_Group_Format::ANSI_X9_42);
         } else if(type == "subgroup") {
            if(!seed_str.empty()) {
               throw CLI_Usage_Error("Seed only supported for DSA param gen");
            }
            const Botan::DL_Group grp(rng(), Botan::DL_Group::Prime_Subgroup, pbits, qbits);
            output() << grp.PEM_encode(Botan::DL_Group_Format::ANSI_X9_42);
         } else if(type == "dsa") {
            size_t dsa_qbits = qbits;
            if(dsa_qbits == 0) {
               if(pbits == 1024) {
                  dsa_qbits = 160;
               } else if(pbits == 2048 || pbits == 3072) {
                  dsa_qbits = 256;
               } else {
                  throw CLI_Usage_Error("Invalid DSA p/q sizes");
               }
            }

            if(seed_str.empty()) {
               const Botan::DL_Group grp(rng(), Botan::DL_Group::DSA_Kosherizer, pbits, dsa_qbits);
               output() << grp.PEM_encode(Botan::DL_Group_Format::ANSI_X9_57);
            } else {
               const std::vector<uint8_t> seed = Botan::hex_decode(seed_str);
               const Botan::DL_Group grp(rng(), seed, pbits, dsa_qbits);
               output() << grp.PEM_encode(Botan::DL_Group_Format::ANSI_X9_57);
            }

         } else {
            throw CLI_Usage_Error("Invalid DL type '" + type + "'");
         }
      }
};

BOTAN_REGISTER_COMMAND("gen_dl_group", Gen_DL_Group);

   #endif

}  // namespace

}  // namespace Botan_CLI

#endif

1	/*
2	* (C) 2010,2014,2015,2019 Jack Lloyd
3	* (C) 2019 Matthias Gierlings
4	* (C) 2015 René Korthaus
5	*
6	* Botan is released under the Simplified BSD License (see license.txt)
7	*/
8
9	#include "cli.h"
10
11	#if defined(BOTAN_HAS_PUBLIC_KEY_CRYPTO)
12
13	#include <botan/base64.h>
14	#include <botan/data_src.h>
15	#include <botan/hash.h>
16	#include <botan/hex.h>
17	#include <botan/pk_algs.h>
18	#include <botan/pk_keys.h>
19	#include <botan/pk_options.h>
20	#include <botan/pkcs8.h>
21	#include <botan/pubkey.h>
22	#include <botan/x509_key.h>
23	#include <botan/internal/workfactor.h>
24	#include <fstream>
25
26	#if defined(BOTAN_HAS_DL_GROUP)
27	#include <botan/dl_group.h>
28	#endif
29
30	#if defined(BOTAN_HAS_ECC_GROUP)
31	#include <botan/ec_group.h>
32	#endif
33
34	namespace Botan_CLI {
35
36	namespace {
37
38	class PK_Keygen final : public Command {
39	public:
40	PK_Keygen() :	24 ✔
41	Command(
42	"keygen --algo=RSA --params= --passphrase= --cipher= --pbkdf= --pbkdf-ms=300 --pbkdf-iter= --provider= --rng-type= --drbg-seed= --der-out") {	24 ✔
43	}	24 ✔
44
45	std::string group() const override { return "pubkey"; }	1 ✔
46
47	std::string description() const override { return "Generate a PKCS #8 private key"; }	1 ✔
48
49	void go() override {	23 ✔
50	const std::string algo = get_arg("algo");	23 ✔
51	const std::string params = get_arg("params");	23 ✔
52	const std::string provider = get_arg("provider");	23 ✔
53
54	const std::unique_ptr<Botan::Private_Key> key = Botan::create_private_key(algo, rng(), params, provider);	23 ✔
55
56	if(!key) {	23 ✔
57	throw CLI_Error_Unsupported("keygen", algo);	×
58	}
59
60	const std::string pass = get_passphrase_arg("Key passphrase", "passphrase");	46 ✔
61	const bool der_out = flag_set("der-out");	23 ✔
62
63	const std::chrono::milliseconds pbkdf_ms(get_arg_sz("pbkdf-ms"));	23 ✔
64
65	if(der_out) {	23 ✔
66	if(pass.empty()) {	×
67	write_output(Botan::PKCS8::BER_encode(*key));	×
68	} else {
69	if(get_arg("pbkdf-iter").empty()) {	×
70	write_output(Botan::PKCS8::BER_encode_encrypted_pbkdf_msec(	×
71	*key, rng(), pass, pbkdf_ms, nullptr, get_arg("cipher"), get_arg("pbkdf")));	×
72	} else {
73	write_output(Botan::PKCS8::BER_encode_encrypted_pbkdf_iter(	×
74	*key, rng(), pass, get_arg_sz("pbkdf-iter"), get_arg("cipher"), get_arg("pbkdf")));	×
75	}
76	}
77	} else {
78	if(pass.empty()) {	23 ✔
79	output() << Botan::PKCS8::PEM_encode(*key);	46 ✔
80	} else {
81	if(get_arg("pbkdf-iter").empty()) {	×
82	output() << Botan::PKCS8::PEM_encode_encrypted_pbkdf_msec(	×
83	*key, rng(), pass, pbkdf_ms, nullptr, get_arg("cipher"), get_arg("pbkdf"));	×
84	} else {
85	output() << Botan::PKCS8::PEM_encode_encrypted_pbkdf_iter(	×
86	*key, rng(), pass, get_arg_sz("pbkdf-iter"), get_arg("cipher"), get_arg("pbkdf"));	×
87	}
88	}
89	}
90	}	46 ✔
91	};
92
93	BOTAN_REGISTER_COMMAND("keygen", PK_Keygen);	24 ✔
94
95	#if defined(BOTAN_TARGET_OS_HAS_FILESYSTEM)
96
97	namespace {
98
99	/*
100	* Signature schemes for which the caller must select a hash function; the
101	* other schemes either fix the hash by the key type or do not use one.
102	*/
103	bool signature_scheme_requires_hash(std::string_view algo_name) {	17 ✔
104	return algo_name == "RSA" \|\| algo_name == "DSA" \|\| algo_name == "ECDSA" \|\| algo_name == "ECGDSA" \|\|	29 ✔
105	algo_name == "ECKCDSA" \|\| algo_name.starts_with("GOST-34.10");	14 ✔
106	}
107
108	} // namespace
109
110	/*
111	* Shared handling of the signature related options of the sign and verify commands
112	*/
113	class PK_Signature_Command : public Command {
114	protected:
115	using Command::Command;	22 ✔
116
117	Botan::PK_Signature_Options signature_options(const Botan::Public_Key& key) const {	20 ✔
118	const std::string algo_name = key.algo_name();	20 ✔
119
120	auto options = Botan::PK_Signature_Options();	20 ✔
121
122	const bool prehashed = flag_set("prehashed");	20 ✔
123
124	std::string hash_fn = get_arg("hash");	20 ✔
125	// With a prehashed input an unnamed hash means the digest is signed as is
126	if(hash_fn.empty() && !prehashed && signature_scheme_requires_hash(algo_name)) {	20 ✔
127	hash_fn = "SHA-256";	8 ✔
128	}
129	if(!hash_fn.empty() && !Botan::HashFunction::create(hash_fn)) {	31 ✔
130	throw CLI_Error_Unsupported("hashing", hash_fn);	×
131	}
132	options = options.with_hash(hash_fn);	20 ✔
133
134	if(prehashed) {	20 ✔
135	options = options.with_externally_computed_prehash();	×
136	}
137
138	std::string padding = get_arg("padding");	20 ✔
139	if(padding.empty() && algo_name == "RSA") {	20 ✔
140	padding = "PSS";	2 ✔
141	}
142	options = options.with_padding(padding);	20 ✔
143
144	if(const auto prehash = get_arg_maybe("prehash")) {	40 ✔
145	if(*prehash == "default") {	2 ✔
146	options = options.with_prehash();	2 ✔
147	} else {
148	options = options.with_prehash(prehash);	×
149	}
150	}	×
151
152	if(const auto context = get_arg_maybe("context")) {	40 ✔
153	options = options.with_context(*context);	×
154	}	×
155
156	if(get_arg_maybe("salt-size")) {	22 ✔
157	options = options.with_salt_size(get_arg_sz("salt-size"));	2 ✔
158	}
159
160	if(flag_set("deterministic")) {	20 ✔
161	options = options.with_deterministic_signature();	3 ✔
162	}
163
164	if(flag_set("der-format")) {	20 ✔
165	if(!key._signature_element_size_for_DER_encoding()) {	×
166	throw CLI_Usage_Error("Key type " + algo_name + " does not support DER formatting for signatures");	×
167	}
168	options = options.with_der_encoded_signature();	×
169	}
170
171	options = options.with_provider(get_arg_or("provider", ""));	20 ✔
172
173	return options;	20 ✔
174	}	20 ✔
175	};
176
177	class PK_Fingerprint final : public Command {
178	public:
179	PK_Fingerprint() : Command("fingerprint --no-fsname --algo=SHA-256 *keys") {}	16 ✔
180
181	std::string group() const override { return "pubkey"; }	1 ✔
182
183	std::string description() const override { return "Calculate a public key fingerprint"; }	1 ✔
184
185	void go() override {	7 ✔
186	const std::string hash_algo = get_arg("algo");	7 ✔
187	const bool no_fsname = flag_set("no-fsname");	7 ✔
188
189	for(const std::string& key_file : get_arg_list("keys")) {	15 ✔
190	std::unique_ptr<Botan::Public_Key> key(key_file == "-" ? Botan::X509::load_key(this->slurp_file("-", 4096))	18 ✔
191	: Botan::X509::load_key(key_file));	8 ✔
192
193	const std::string fprint = key->fingerprint_public(hash_algo);	8 ✔
194
195	if(no_fsname \|\| key_file == "-") {	8 ✔
196	output() << fprint << "\n";	7 ✔
197	} else {
198	output() << key_file << ": " << fprint << "\n";	1 ✔
199	}
200	}	23 ✔
201	}	7 ✔
202	};
203
204	BOTAN_REGISTER_COMMAND("fingerprint", PK_Fingerprint);	8 ✔
205
206	namespace {
207
208	std::unique_ptr<Botan::Private_Key> load_private_key(const std::string& key_filename, const std::string& passphrase) {	8 ✔
209	std::string err_string;	8 ✔
210
211	try {	8 ✔
212	Botan::DataSource_Stream input(key_filename);	8 ✔
213	return Botan::PKCS8::load_key(input, passphrase);	8 ✔
214	} catch(Botan::Exception& e) {	8 ✔
215	err_string = e.what();	×
216	}	×
217
218	if(passphrase.empty()) {	×
219	try {	×
220	Botan::DataSource_Stream input(key_filename);	×
221	return Botan::PKCS8::load_key(input);	×
222	} catch(Botan::Exception& e) {	×
223	err_string = e.what();	×
224	}	×
225	}
226
227	throw CLI_Error("Loading private key failed (" + err_string + ")");	×
228	}	8 ✔
229
230	} // namespace
231
232	class PK_Sign final : public PK_Signature_Command {
233	public:
234	PK_Sign() :	9 ✔
235	PK_Signature_Command(
236	"sign --der-format --passphrase= --hash= --padding= --prehash= --prehashed --context= --salt-size= "
237	"--deterministic --provider= --rng-type= --drbg-seed= key file") {}	18 ✔
238
239	std::string group() const override { return "pubkey"; }	1 ✔
240
241	std::string description() const override { return "Sign arbitrary data"; }	1 ✔
242
243	void go() override {	8 ✔
244	const std::string key_file = get_arg("key");	8 ✔
245	const std::string passphrase = get_passphrase_arg("Passphrase for " + key_file, "passphrase");	16 ✔
246
247	auto key = load_private_key(key_file, passphrase);	8 ✔
248
249	Botan::PK_Signer signer(key, rng(), signature_options(key));	8 ✔
250
251	auto onData = [&signer](const uint8_t b[], size_t l) { signer.update(b, l); };	8 ✔
252	Command::read_file(get_arg("file"), onData);	16 ✔
253
254	std::vector<uint8_t> sig{signer.signature(rng())};	8 ✔
255
256	if(key->stateful_operation()) {	8 ✔
257	std::ofstream updated_key(key_file);	×
258	if(passphrase.empty()) {	×
259	updated_key << Botan::PKCS8::PEM_encode(*key);	×
260	} else {
261	updated_key << Botan::PKCS8::PEM_encode(*key, rng(), passphrase);	×
262	}
263	}	×
264
265	output() << Botan::base64_encode(sig) << "\n";	16 ✔
266	}	16 ✔
267	};
268
269	BOTAN_REGISTER_COMMAND("sign", PK_Sign);	9 ✔
270
271	class PK_Verify final : public PK_Signature_Command {
272	public:
273	PK_Verify() :	13 ✔
274	PK_Signature_Command(
275	"verify --der-format --hash= --padding= --prehash= --prehashed --context= --salt-size= pubkey file "
276	"signature") {}	26 ✔
277
278	std::string group() const override { return "pubkey"; }	1 ✔
279
280	std::string description() const override {	1 ✔
281	return "Verify the authenticity of the given file with the provided signature";	1 ✔
282	}
283
284	void go() override {	12 ✔
285	auto key = Botan::X509::load_key(get_arg("pubkey"));	24 ✔
286	if(!key) {	12 ✔
287	throw CLI_Error("Unable to load public key");	×
288	}
289
290	Botan::PK_Verifier verifier(key, signature_options(key));	12 ✔
291	auto onData = [&verifier](const uint8_t b[], size_t l) { verifier.update(b, l); };	12 ✔
292	Command::read_file(get_arg("file"), onData);	24 ✔
293
294	const Botan::secure_vector<uint8_t> signature =	12 ✔
295	Botan::base64_decode(this->slurp_file_as_str(get_arg("signature")));	24 ✔
296
297	const bool valid = verifier.check_signature(signature);	12 ✔
298
299	output() << "Signature is " << (valid ? "valid" : "invalid") << "\n";	15 ✔
300	}	24 ✔
301	};
302
303	BOTAN_REGISTER_COMMAND("verify", PK_Verify);	13 ✔
304
305	class PKCS8_Tool final : public Command {
306	public:
307	PKCS8_Tool() :	12 ✔
308	Command(
309	"pkcs8 --pass-in= --pub-out --der-out --pass-out= --cipher= --pbkdf= --pbkdf-ms=300 --pbkdf-iter= --rng-type= --drbg-seed= key") {	12 ✔
310	}	12 ✔
311
312	std::string group() const override { return "pubkey"; }	1 ✔
313
314	std::string description() const override { return "Open a PKCS #8 formatted key"; }	1 ✔
315
316	void go() override {	11 ✔
317	const std::string key_file = get_arg("key");	11 ✔
318	const std::string pass_in = get_passphrase_arg("Password for " + key_file, "pass-in");	22 ✔
319
320	Botan::DataSource_Memory key_src(slurp_file(key_file));	22 ✔
321	std::unique_ptr<Botan::Private_Key> key;	11 ✔
322
323	if(pass_in.empty()) {	11 ✔
324	key = Botan::PKCS8::load_key(key_src);	9 ✔
325	} else {
326	key = Botan::PKCS8::load_key(key_src, pass_in);	2 ✔
327	}
328
329	const std::chrono::milliseconds pbkdf_ms(get_arg_sz("pbkdf-ms"));	11 ✔
330	const bool der_out = flag_set("der-out");	11 ✔
331
332	if(flag_set("pub-out")) {	11 ✔
333	auto pk = key->public_key();	7 ✔
334	if(der_out) {	7 ✔
335	write_output(Botan::X509::BER_encode(*pk));	2 ✔
336	} else {
337	output() << Botan::X509::PEM_encode(*pk);	12 ✔
338	}
339	} else {	7 ✔
340	const std::string pass_out = get_passphrase_arg("Passphrase to encrypt key", "pass-out");	8 ✔
341
342	if(der_out) {	4 ✔
343	if(pass_out.empty()) {	1 ✔
344	write_output(Botan::PKCS8::BER_encode(*key));	×
345	} else {
346	if(get_arg("pbkdf-iter").empty()) {	1 ✔
347	write_output(Botan::PKCS8::BER_encode_encrypted_pbkdf_msec(	2 ✔
348	*key, rng(), pass_out, pbkdf_ms, nullptr, get_arg("cipher"), get_arg("pbkdf")));	3 ✔
349	} else {
350	write_output(Botan::PKCS8::BER_encode_encrypted_pbkdf_iter(	×
351	*key, rng(), pass_out, get_arg_sz("pbkdf-iter"), get_arg("cipher"), get_arg("pbkdf")));	×
352	}
353	}
354	} else {
355	if(pass_out.empty()) {	3 ✔
356	output() << Botan::PKCS8::PEM_encode(*key);	4 ✔
357	} else {
358	if(get_arg("pbkdf-iter").empty()) {	1 ✔
359	output() << Botan::PKCS8::PEM_encode_encrypted_pbkdf_msec(	3 ✔
360	*key, rng(), pass_out, pbkdf_ms, nullptr, get_arg("cipher"), get_arg("pbkdf"));	4 ✔
361	} else {
362	output() << Botan::PKCS8::PEM_encode_encrypted_pbkdf_iter(	×
363	*key, rng(), pass_out, get_arg_sz("pbkdf-iter"), get_arg("cipher"), get_arg("pbkdf"));	×
364	}
365	}
366	}
367	}	4 ✔
368	}	22 ✔
369	};
370
371	BOTAN_REGISTER_COMMAND("pkcs8", PKCS8_Tool);	12 ✔
372
373	#endif
374
375	#if defined(BOTAN_HAS_ECC_GROUP)
376
377	class EC_Group_Info final : public Command {
378	public:
379	EC_Group_Info() : Command("ec_group_info --pem name") {}	6 ✔
380
381	std::string group() const override { return "pubkey"; }	1 ✔
382
383	std::string description() const override {	1 ✔
384	return "Print raw elliptic curve domain parameters of the standardized curve name";	1 ✔
385	}
386
387	void go() override {	2 ✔
388	const auto ec_group = Botan::EC_Group::from_name(get_arg("name"));	4 ✔
389
390	if(flag_set("pem")) {	2 ✔
391	output() << ec_group.PEM_encode(Botan::EC_Group_Encoding::NamedCurve);	2 ✔
392	} else {
393	output() << "P = " << std::hex << ec_group.get_p() << "\n"	1 ✔
394	<< "A = " << std::hex << ec_group.get_a() << "\n"	1 ✔
395	<< "B = " << std::hex << ec_group.get_b() << "\n"	1 ✔
396	<< "N = " << std::hex << ec_group.get_order() << "\n"	1 ✔
397	<< "G = " << ec_group.get_g_x() << "," << ec_group.get_g_y() << "\n";	1 ✔
398	}
399	}	2 ✔
400	};
401
402	BOTAN_REGISTER_COMMAND("ec_group_info", EC_Group_Info);	3 ✔
403
404	#endif
405
406	#if defined(BOTAN_HAS_DL_GROUP)
407
408	class DL_Group_Info final : public Command {
409	public:
410	DL_Group_Info() : Command("dl_group_info --pem name") {}	16 ✔
411
412	std::string group() const override { return "pubkey"; }	1 ✔
413
414	std::string description() const override {	1 ✔
415	return "Print raw Diffie-Hellman parameters (p,g) of the standardized DH group name";	1 ✔
416	}
417
418	void go() override {	7 ✔
419	auto dl_group = Botan::DL_Group::from_name(get_arg("name"));	14 ✔
420
421	if(flag_set("pem")) {	7 ✔
422	output() << dl_group.PEM_encode(Botan::DL_Group_Format::ANSI_X9_42_DH_PARAMETERS);	×
423	} else {
424	output() << "P = " << std::hex << dl_group.get_p() << "\n"	7 ✔
425	<< "G = " << dl_group.get_g() << "\n";	7 ✔
426	}
427	}	7 ✔
428	};
429
430	BOTAN_REGISTER_COMMAND("dl_group_info", DL_Group_Info);	8 ✔
431
432	class PK_Workfactor final : public Command {
433	public:
434	PK_Workfactor() : Command("pk_workfactor --type=rsa bits") {}	12 ✔
435
436	std::string group() const override { return "pubkey"; }	1 ✔
437
438	std::string description() const override { return "Provide estimate of strength of public key based on size"; }	1 ✔
439
440	void go() override {	5 ✔
441	const size_t bits = get_arg_sz("bits");	5 ✔
442	const std::string type = get_arg("type");	5 ✔
443
444	if(type == "rsa") {	5 ✔
445	output() << Botan::if_work_factor(bits) << "\n";	3 ✔
446	} else if(type == "dl") {	2 ✔
447	output() << Botan::dl_work_factor(bits) << "\n";	1 ✔
448	} else if(type == "dl_exp") {	1 ✔
449	output() << Botan::dl_exponent_size(bits) << "\n";	1 ✔
450	} else {
451	throw CLI_Usage_Error("Unknown type for pk_workfactor (rsa, dl, dl_exp)");	×
452	}
453	}	5 ✔
454	};
455
456	BOTAN_REGISTER_COMMAND("pk_workfactor", PK_Workfactor);	6 ✔
457
458	class Gen_DL_Group final : public Command {
459	public:
460	Gen_DL_Group() :	3 ✔
461	Command("gen_dl_group --pbits=2048 --qbits=0 --seed= --type=subgroup --rng-type= --drbg-seed=") {}	6 ✔
462
463	std::string group() const override { return "pubkey"; }	1 ✔
464
465	std::string description() const override { return "Generate ANSI X9.42 encoded Diffie-Hellman group parameters"; }	1 ✔
466
467	void go() override {	2 ✔
468	const size_t pbits = get_arg_sz("pbits");	2 ✔
469	const size_t qbits = get_arg_sz("qbits");	2 ✔
470
471	const std::string type = get_arg("type");	2 ✔
472	const std::string seed_str = get_arg("seed");	2 ✔
473
474	if(type == "strong") {	2 ✔
475	if(!seed_str.empty()) {	×
476	throw CLI_Usage_Error("Seed only supported for DSA param gen");	×
477	}
478	const Botan::DL_Group grp(rng(), Botan::DL_Group::Strong, pbits);	×
479	output() << grp.PEM_encode(Botan::DL_Group_Format::ANSI_X9_42);	×
480	} else if(type == "subgroup") {	2 ✔
481	if(!seed_str.empty()) {	1 ✔
482	throw CLI_Usage_Error("Seed only supported for DSA param gen");	×
483	}
484	const Botan::DL_Group grp(rng(), Botan::DL_Group::Prime_Subgroup, pbits, qbits);	1 ✔
485	output() << grp.PEM_encode(Botan::DL_Group_Format::ANSI_X9_42);	2 ✔
486	} else if(type == "dsa") {	2 ✔
487	size_t dsa_qbits = qbits;	1 ✔
488	if(dsa_qbits == 0) {	1 ✔
489	if(pbits == 1024) {	1 ✔
490	dsa_qbits = 160;
491	} else if(pbits == 2048 \|\| pbits == 3072) {	×
492	dsa_qbits = 256;
493	} else {
494	throw CLI_Usage_Error("Invalid DSA p/q sizes");	×
495	}
496	}
497
498	if(seed_str.empty()) {	1 ✔
499	const Botan::DL_Group grp(rng(), Botan::DL_Group::DSA_Kosherizer, pbits, dsa_qbits);	1 ✔
500	output() << grp.PEM_encode(Botan::DL_Group_Format::ANSI_X9_57);	2 ✔
501	} else {	1 ✔
502	const std::vector<uint8_t> seed = Botan::hex_decode(seed_str);	×
503	const Botan::DL_Group grp(rng(), seed, pbits, dsa_qbits);	×
504	output() << grp.PEM_encode(Botan::DL_Group_Format::ANSI_X9_57);	×
505	}	×
506
507	} else {
508	throw CLI_Usage_Error("Invalid DL type '" + type + "'");	×
509	}
510	}	2 ✔
511	};
512
513	BOTAN_REGISTER_COMMAND("gen_dl_group", Gen_DL_Group);	3 ✔
514
515	#endif
516
517	} // namespace
518
519	} // namespace Botan_CLI
520
521	#endif

randombit / botan / 32615609767

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