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/*
* (C) 2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include "catchy/catch.hpp"
#include <botan/version.h>
#if defined(BOTAN_HAS_FFI)
#include <botan/hex.h>
#include <botan/ffi.h>
using Botan::hex_encode;
using Botan::hex_decode;
TEST_CASE("FFI versioning", "[ffi]")
{
CHECK(botan_ffi_api_version() == BOTAN_HAS_FFI);
CHECK(botan_version_major() == Botan::version_major());
CHECK(botan_version_minor() == Botan::version_minor());
CHECK(botan_version_patch() == Botan::version_patch());
}
TEST_CASE("FFI hex", "[ffi]")
{
const std::vector<uint8_t> bin = { 0xAA, 0xDE, 0x01 };
std::string out;
out.resize(2*bin.size());
CHECK(0 == botan_hex_encode(bin.data(), bin.size(), &out[0], 0));
CHECK(out == "AADE01");
CHECK(0 == botan_hex_encode(bin.data(), bin.size(), &out[0], BOTAN_FFI_HEX_LOWER_CASE));
CHECK(out == "aade01");
}
TEST_CASE("FFI RNG", "[ffi]")
{
botan_rng_t rng;
unsigned char buf[512];
CHECK(botan_rng_init(&rng, "bad_type") < 0);
const char* types[] = { "system", "user", nullptr };
for(size_t i = 0; types[i]; ++i)
{
REQUIRE(botan_rng_init(&rng, types[i]) == 0);
CHECK(0 == botan_rng_get(rng, buf, sizeof(buf)));
CHECK(0 == botan_rng_reseed(rng, 256));
CHECK(0 == botan_rng_destroy(rng));
}
}
TEST_CASE("FFI hash", "[ffi]")
{
botan_hash_t hash;
CHECK(botan_hash_init(&hash, "SHA-256", 1) < 0);
REQUIRE(botan_hash_init(&hash, "SHA-256", 0) == 0);
/*
char namebuf[32];
CHECK(botan_hash_name(hash, namebuf, 5) < 0);
CHECK(0 == botan_hash_name(hash, namebuf, 31));
CHECK(std::string(namebuf) == "SHA-256");
*/
size_t ol;
CHECK(0 == botan_hash_output_length(hash, &ol));
CHECK(ol == 32);
const char* s = "ABC";
std::vector<uint8_t> outbuf(ol);
CHECK(0 == botan_hash_update(hash, reinterpret_cast<const uint8_t*>(s), 3));
CHECK(0 == botan_hash_final(hash, outbuf.data()));
//CHECK_ARRAY(outbuf, "B5D4045C3F466FA91FE2CC6ABE79232A1A57CDF104F7A26E716E0A1E2789DF78");
CHECK(hex_encode(outbuf) == "B5D4045C3F466FA91FE2CC6ABE79232A1A57CDF104F7A26E716E0A1E2789DF78");
CHECK(0 == botan_hash_clear(hash));
CHECK(0 == botan_hash_destroy(hash));
}
TEST_CASE("FFI mac", "[ffi]")
{
botan_mac_t mac;
CHECK(-1 == botan_mac_init(&mac, "HMAC(SHA-256)", 1)); // bad flag
CHECK(-2 == botan_mac_init(&mac, "HMAC(SHA-259)", 0)); // bad name
CHECK(0 == botan_mac_init(&mac, "HMAC(SHA-256)", 0));
//char namebuf[32];
//CHECK(botan_mac_name(mac, namebuf, 10) < 0);
//CHECK(0 == botan_mac_name(mac, namebuf, 31));
//CHECK(std::string(namebuf) == "HMAC(SHA-256)");
size_t ol;
CHECK(0 == botan_mac_output_length(mac, &ol));
CHECK(ol == 32);
const uint8_t key[] = { 0xAA, 0xBB, 0xCC, 0xDD };
CHECK(0 == botan_mac_set_key(mac, key, 4));
const char* s = "ABC";
std::vector<uint8_t> outbuf(ol);
CHECK(0 == botan_mac_update(mac, reinterpret_cast<const uint8_t*>(s), 3));
CHECK(0 == botan_mac_final(mac, outbuf.data()));
CHECK(hex_encode(outbuf) == "1A82EEA984BC4A7285617CC0D05F1FE1D6C96675924A81BC965EE8FF7B0697A7");
CHECK(0 == botan_mac_clear(mac));
CHECK(0 == botan_mac_destroy(mac));
}
TEST_CASE("FFI PBKDF", "[ffi]")
{
const std::vector<uint8_t> salt = hex_decode("ED1F39A0A7F3889AAF7E60743B3BC1CC2C738E60");
const std::string passphrase = "ltexmfeyylmlbrsyikaw";
const size_t out_len = 10;
const size_t iterations = 1000;
std::vector<uint8_t> outbuf(out_len);
CHECK(0 == botan_pbkdf("PBKDF2(SHA-1)", outbuf.data(), outbuf.size(),
passphrase.c_str(), salt.data(), salt.size(), iterations));
CHECK(hex_encode(outbuf) == "027AFADD48F4BE8DCC4F");
size_t iters_10ms, iters_100ms;
CHECK(0 == botan_pbkdf_timed("PBKDF2(SHA-1)", outbuf.data(), outbuf.size(),
passphrase.c_str(), salt.data(), salt.size(), 10, &iters_10ms));
CHECK(0 == botan_pbkdf_timed("PBKDF2(SHA-1)", outbuf.data(), outbuf.size(),
passphrase.c_str(), salt.data(), salt.size(), 100, &iters_100ms));
CHECK(iters_10ms >= 10000);
INFO("Iterations " << iters_10ms << " " << iters_100ms);
const double ratio = static_cast<double>(iters_100ms) / iters_10ms;
// Loose timing to avoid false positives on CI
CHECK(ratio >= 3);
CHECK(ratio <= 15);
}
TEST_CASE("FFI KDF", "[ffi]")
{
const std::vector<uint8_t> secret = hex_decode("92167440112E");
const std::vector<uint8_t> salt = hex_decode("45A9BEDED69163123D0348F5185F61ABFB1BF18D6AEA454F");
const size_t out_len = 18;
std::vector<uint8_t> out_buf(out_len);
REQUIRE(botan_kdf("KDF2(SHA-1)", out_buf.data(), out_len,
secret.data(), secret.size(), salt.data(), salt.size()) == 0);
CHECK(hex_encode(out_buf) == "3A5DC9AA1C872B4744515AC2702D6396FC2A");
}
TEST_CASE("FFI bcrypt", "[ffi]")
{
botan_rng_t rng;
botan_rng_init(&rng, "system");
std::vector<uint8_t> outbuf(62);
size_t ol = outbuf.size();
CHECK(0 == botan_bcrypt_generate(outbuf.data(), &ol, "password", rng, 10, 0));
botan_rng_destroy(rng);
CHECK(1 == botan_bcrypt_is_valid("wrong", reinterpret_cast<const char*>(outbuf.data())));
CHECK(0 == botan_bcrypt_is_valid("password", reinterpret_cast<const char*>(outbuf.data())));
}
TEST_CASE("FFI RSA", "[ffi]")
{
botan_rng_t rng;
botan_rng_init(&rng, "system");
botan_privkey_t priv;
REQUIRE(0 == botan_privkey_create_rsa(&priv, rng, 2048));
botan_pubkey_t pub;
CHECK(0 == botan_privkey_export_pubkey(&pub, priv));
std::string name(64, '\x00');
size_t name_len = name.size();
CHECK(0 == botan_pubkey_algo_name(pub, &name[0], &name_len));
name.resize(name_len - 1);
CHECK(name == "RSA");
botan_pk_op_encrypt_t encrypt;
CHECK(0 == botan_pk_op_encrypt_create(&encrypt, pub, "OAEP(SHA-256)", 0));
std::vector<uint8_t> plaintext(32);
CHECK(0 == botan_rng_get(rng, plaintext.data(), plaintext.size()));
std::vector<uint8_t> ciphertext(256); // TODO: no way to know this size from API
size_t ctext_len = ciphertext.size();
CHECK(botan_pk_op_encrypt(encrypt, rng, ciphertext.data(), &ctext_len,
plaintext.data(), plaintext.size()) == 0);
ciphertext.resize(ctext_len);
CHECK(0 == botan_pk_op_encrypt_destroy(encrypt));
//CHECK(botan_pk_op_encrypt_destroy(encrypt) < 0);
botan_pk_op_decrypt_t decrypt;
CHECK(0 == botan_pk_op_decrypt_create(&decrypt, priv, "OAEP(SHA-256)", 0));
std::vector<uint8_t> decrypted(256); // TODO as with above
size_t decrypted_len = decrypted.size();
CHECK(botan_pk_op_decrypt(decrypt, decrypted.data(), &decrypted_len,
ciphertext.data(), ciphertext.size()) == 0);
decrypted.resize(decrypted_len);
CHECK(hex_encode(plaintext) == hex_encode(decrypted));
CHECK(0 == botan_pk_op_decrypt_destroy(decrypt));
//CHECK(botan_pk_op_decrypt_destroy(decrypt) < 0);
botan_rng_destroy(rng);
}
TEST_CASE("FFI ECDSA", "[ffi]")
{
botan_rng_t rng;
botan_rng_init(&rng, "system");
botan_privkey_t priv;
int rc = botan_privkey_create_ecdsa(&priv, rng, "secp384r1");
botan_pubkey_t pub;
CHECK(0 == botan_privkey_export_pubkey(&pub, priv));
std::string name(64, '\x00');
size_t name_len = name.size();
CHECK(0 == botan_pubkey_algo_name(pub, &name[0], &name_len));
name.resize(name_len - 1);
CHECK(name == "ECDSA");
botan_pk_op_sign_t signer;
CHECK(0 == botan_pk_op_sign_create(&signer, priv, "EMSA1(SHA-384)", 0));
std::vector<uint8_t> message(1280);
CHECK(0 == botan_rng_get(rng, message.data(), message.size()));
// TODO: break input into multiple calls to update
CHECK(0 == botan_pk_op_sign_update(signer, message.data(), message.size()));
std::vector<uint8_t> signature(96); // TODO: no way to derive this from API
size_t sig_len = signature.size();
CHECK(0 == botan_pk_op_sign_finish(signer, rng, signature.data(), &sig_len));
signature.resize(sig_len);
CHECK(0 == botan_pk_op_sign_destroy(signer));
botan_pk_op_verify_t verifier;
CHECK(0 == botan_pk_op_verify_create(&verifier, pub, "EMSA1(SHA-384)", 0));
CHECK(0 == botan_pk_op_verify_update(verifier, message.data(), message.size()));
CHECK(0 == botan_pk_op_verify_finish(verifier, signature.data(), signature.size()));
// TODO: randomize this
signature[0] ^= 1;
CHECK(0 == botan_pk_op_verify_update(verifier, message.data(), message.size()));
CHECK(1 == botan_pk_op_verify_finish(verifier, signature.data(), signature.size()));
message[0] ^= 1;
CHECK(0 == botan_pk_op_verify_update(verifier, message.data(), message.size()));
CHECK(1 == botan_pk_op_verify_finish(verifier, signature.data(), signature.size()));
signature[0] ^= 1;
CHECK(0 == botan_pk_op_verify_update(verifier, message.data(), message.size()));
CHECK(1 == botan_pk_op_verify_finish(verifier, signature.data(), signature.size()));
message[0] ^= 1;
CHECK(0 == botan_pk_op_verify_update(verifier, message.data(), message.size()));
CHECK(0 == botan_pk_op_verify_finish(verifier, signature.data(), signature.size()));
CHECK(0 == botan_pk_op_verify_destroy(verifier));
botan_rng_destroy(rng);
}
TEST_CASE("FFI ECDH", "[ffi]")
{
botan_rng_t rng;
botan_rng_init(&rng, "system");
botan_privkey_t priv1;
CHECK(0 == botan_privkey_create_ecdh(&priv1, rng, "secp256r1"));
botan_privkey_t priv2;
CHECK(0 == botan_privkey_create_ecdh(&priv2, rng, "secp256r1"));
botan_pubkey_t pub1;
CHECK(0 == botan_privkey_export_pubkey(&pub1, priv1));
botan_pubkey_t pub2;
CHECK(0 == botan_privkey_export_pubkey(&pub2, priv2));
botan_pk_op_ka_t ka1;
CHECK(0 == botan_pk_op_key_agreement_create(&ka1, priv1, "KDF2(SHA-256)", 0));
botan_pk_op_ka_t ka2;
CHECK(0 == botan_pk_op_key_agreement_create(&ka2, priv2, "KDF2(SHA-256)", 0));
std::vector<uint8_t> pubkey1(256); // length problem again
size_t pubkey1_len = pubkey1.size();
CHECK(0 == botan_pk_op_key_agreement_export_public(priv1, pubkey1.data(), &pubkey1_len));
pubkey1.resize(pubkey1_len);
std::vector<uint8_t> pubkey2(256); // length problem again
size_t pubkey2_len = pubkey2.size();
CHECK(0 == botan_pk_op_key_agreement_export_public(priv2, pubkey2.data(), &pubkey2_len));
pubkey2.resize(pubkey2_len);
std::vector<uint8_t> salt(32);
CHECK(0 == botan_rng_get(rng, salt.data(), salt.size()));
const size_t shared_key_len = 64;
std::vector<uint8_t> key1(shared_key_len);
size_t key1_len = key1.size();
CHECK(0 == botan_pk_op_key_agreement(ka1, key1.data(), &key1_len,
pubkey2.data(), pubkey2.size(),
salt.data(), salt.size()));
std::vector<uint8_t> key2(shared_key_len);
size_t key2_len = key2.size();
CHECK(0 == botan_pk_op_key_agreement(ka2, key2.data(), &key2_len,
pubkey1.data(), pubkey1.size(),
salt.data(), salt.size()));
CHECK(hex_encode(key1) == hex_encode(key2));
botan_rng_destroy(rng);
}
#endif
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