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#include "tests.h"
#include "test_pubkey.h"
#include <botan/pubkey.h>
#include <botan/rsa.h>
#include <botan/hex.h>
#include <iostream>
#include <fstream>
using namespace Botan;
namespace {
size_t rsaes_kat(const std::string& e,
const std::string& p,
const std::string& q,
const std::string& msg,
std::string padding,
const std::string& nonce,
const std::string& output)
{
auto& rng = test_rng();
RSA_PrivateKey privkey(rng, BigInt(p), BigInt(q), BigInt(e));
RSA_PublicKey pubkey = privkey;
if(padding == "")
padding = "Raw";
PK_Encryptor_EME enc(pubkey, padding);
PK_Decryptor_EME dec(privkey, padding);
return validate_encryption(enc, dec, "RSAES/" + padding, msg, nonce, output);
}
size_t rsa_sig_kat(const std::string& e,
const std::string& p,
const std::string& q,
const std::string& msg,
std::string padding,
const std::string& nonce,
const std::string& output)
{
auto& rng = test_rng();
RSA_PrivateKey privkey(rng, BigInt(p), BigInt(q), BigInt(e));
RSA_PublicKey pubkey = privkey;
if(padding == "")
padding = "Raw";
PK_Verifier verify(pubkey, padding);
PK_Signer sign(privkey, padding);
return validate_signature(verify, sign, "RSA/" + padding, msg, rng, nonce, output);
}
size_t rsa_sig_verify(const std::string& e,
const std::string& n,
const std::string& msg,
std::string padding,
const std::string& signature)
{
BigInt e_bn(e);
BigInt n_bn(n);
RSA_PublicKey key(n_bn, e_bn);
if(padding == "")
padding = "Raw";
PK_Verifier verify(key, padding);
if(!verify.verify_message(hex_decode(msg), hex_decode(signature)))
return 1;
return 0;
}
}
size_t test_rsa()
{
std::ifstream rsa_enc(PK_TEST_DATA_DIR "/rsaes.vec");
std::ifstream rsa_sig(PK_TEST_DATA_DIR "/rsa_sig.vec");
std::ifstream rsa_verify(PK_TEST_DATA_DIR "/rsa_verify.vec");
size_t fails = 0;
fails += run_tests_bb(rsa_enc, "RSA Encryption", "Ciphertext", true,
[](std::map<std::string, std::string> m) -> size_t
{
return rsaes_kat(m["E"], m["P"], m["Q"], m["Msg"],
m["Padding"], m["Nonce"], m["Ciphertext"]);
});
fails += run_tests_bb(rsa_sig, "RSA Signature", "Signature", true,
[](std::map<std::string, std::string> m) -> size_t
{
return rsa_sig_kat(m["E"], m["P"], m["Q"], m["Msg"],
m["Padding"], m["Nonce"], m["Signature"]);
});
fails += run_tests_bb(rsa_verify, "RSA Verify", "Signature", true,
[](std::map<std::string, std::string> m) -> size_t
{
return rsa_sig_verify(m["E"], m["N"], m["Msg"],
m["Padding"], m["Signature"]);
});
return fails;
}
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