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/*
* (C) 2009,2010,2014,2015,2019 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include "cli.h"
#if defined(BOTAN_HAS_BCRYPT)
#include <botan/bcrypt.h>
#endif
namespace Botan_CLI {
#if defined(BOTAN_HAS_BCRYPT)
class Generate_Bcrypt final : public Command
{
public:
Generate_Bcrypt() : Command("gen_bcrypt --work-factor=12 password") {}
std::string group() const override
{
return "passhash";
}
std::string description() const override
{
return "Calculate bcrypt password hash";
}
void go() override
{
const std::string password = get_passphrase_arg("Passphrase to hash", "password");
const size_t wf = get_arg_sz("work-factor");
if(wf < 4 || wf > 18)
{
error_output() << "Invalid bcrypt work factor\n";
}
else
{
const uint16_t wf16 = static_cast<uint16_t>(wf);
output() << Botan::generate_bcrypt(password, rng(), wf16) << "\n";
}
}
};
BOTAN_REGISTER_COMMAND("gen_bcrypt", Generate_Bcrypt);
class Check_Bcrypt final : public Command
{
public:
Check_Bcrypt() : Command("check_bcrypt password hash") {}
std::string group() const override
{
return "passhash";
}
std::string description() const override
{
return "Verify bcrypt password hash";
}
void go() override
{
const std::string password = get_passphrase_arg("Password to check", "password");
const std::string hash = get_arg("hash");
if(hash.length() != 60)
{
error_output() << "Note: bcrypt '" << hash << "' has wrong length and cannot be valid\n";
}
const bool ok = Botan::check_bcrypt(password, hash);
output() << "Password is " << (ok ? "valid" : "NOT valid") << std::endl;
if(ok == false)
set_return_code(1);
}
};
BOTAN_REGISTER_COMMAND("check_bcrypt", Check_Bcrypt);
#endif // bcrypt
}
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