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131 lines
3.6 KiB
C++
131 lines
3.6 KiB
C++
/*
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* ECDH tests
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*
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* (C) 2007 Manuel Hartl (hartl@flexsecure.de)
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* 2008 Jack Lloyd
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*
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* Distributed under the terms of the Botan license
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*/
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#include <botan/build.h>
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#include "validate.h"
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#include "common.h"
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#if defined(BOTAN_HAS_ECDH)
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#include <iostream>
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#include <fstream>
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#include <botan/pubkey.h>
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#include <botan/ecdh.h>
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#include <botan/x509self.h>
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#include <botan/der_enc.h>
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using namespace Botan;
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#define CHECK_MESSAGE(expr, print) try { if(!(expr)) std::cout << print << "\n"; } catch(std::exception& e) { std::cout << __FUNCTION__ << ": " << e.what() << "\n"; }
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#define CHECK(expr) try { if(!(expr)) std::cout << #expr << "\n"; } catch(std::exception& e) { std::cout << __FUNCTION__ << ": " << e.what() << "\n"; }
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namespace {
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void test_ecdh_normal_derivation(RandomNumberGenerator& rng)
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{
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std::cout << "." << std::flush;
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EC_Group dom_pars(OID("1.3.132.0.8"));
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ECDH_PrivateKey private_a(rng, dom_pars);
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ECDH_PrivateKey private_b(rng, dom_pars); //public_a.getCurve()
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PK_Key_Agreement ka(private_a, "KDF2(SHA-1)");
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PK_Key_Agreement kb(private_b, "KDF2(SHA-1)");
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SymmetricKey alice_key = ka.derive_key(32, private_b.public_value());
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SymmetricKey bob_key = kb.derive_key(32, private_a.public_value());
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if(alice_key != bob_key)
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{
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std::cout << "The two keys didn't match!\n";
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std::cout << "Alice's key was: " << alice_key.as_string() << "\n";
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std::cout << "Bob's key was: " << bob_key.as_string() << "\n";
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}
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}
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void test_ecdh_some_dp(RandomNumberGenerator& rng)
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{
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std::vector<std::string> oids;
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oids.push_back("1.2.840.10045.3.1.7");
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oids.push_back("1.3.132.0.8");
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oids.push_back("1.2.840.10045.3.1.1");
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for(u32bit i = 0; i< oids.size(); i++)
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{
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std::cout << "." << std::flush;
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OID oid(oids[i]);
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EC_Group dom_pars(oid);
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ECDH_PrivateKey private_a(rng, dom_pars);
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ECDH_PrivateKey private_b(rng, dom_pars);
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PK_Key_Agreement ka(private_a, "KDF2(SHA-1)");
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PK_Key_Agreement kb(private_b, "KDF2(SHA-1)");
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SymmetricKey alice_key = ka.derive_key(32, private_b.public_value());
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SymmetricKey bob_key = kb.derive_key(32, private_a.public_value());
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CHECK_MESSAGE(alice_key == bob_key, "different keys - " << "Alice's key was: " << alice_key.as_string() << ", Bob's key was: " << bob_key.as_string());
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}
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}
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void test_ecdh_der_derivation(RandomNumberGenerator& rng)
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{
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std::vector<std::string> oids;
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oids.push_back("1.2.840.10045.3.1.7");
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oids.push_back("1.3.132.0.8");
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oids.push_back("1.2.840.10045.3.1.1");
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for(u32bit i = 0; i< oids.size(); i++)
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{
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OID oid(oids[i]);
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EC_Group dom_pars(oid);
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ECDH_PrivateKey private_a(rng, dom_pars);
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ECDH_PrivateKey private_b(rng, dom_pars);
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MemoryVector<byte> key_a = private_a.public_value();
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MemoryVector<byte> key_b = private_b.public_value();
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PK_Key_Agreement ka(private_a, "KDF2(SHA-1)");
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PK_Key_Agreement kb(private_b, "KDF2(SHA-1)");
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SymmetricKey alice_key = ka.derive_key(32, key_b);
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SymmetricKey bob_key = kb.derive_key(32, key_a);
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CHECK_MESSAGE(alice_key == bob_key, "different keys - " << "Alice's key was: " << alice_key.as_string() << ", Bob's key was: " << bob_key.as_string());
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//cout << "key: " << alice_key.as_string() << endl;
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}
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}
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}
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u32bit do_ecdh_tests(RandomNumberGenerator& rng)
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{
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std::cout << "Testing ECDH (InSiTo unit tests): ";
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test_ecdh_normal_derivation(rng);
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test_ecdh_some_dp(rng);
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test_ecdh_der_derivation(rng);
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std::cout << std::endl;
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return 0;
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}
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#else
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u32bit do_ecdh_tests(RandomNumberGenerator&) { return 0; }
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#endif
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