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#ifndef COMMAND_H
#define COMMAND_H
#include <string>
#include "command_id.h"
#include "cxx_semantics.h"
#define print_to_ss(x) ( ss << " " << (#x) <<":\t" << (x) << std::endl );
#ifdef LOG_VOLATILE_DATA
#define print_to_ss_volatile(x) print_to_ss(x);
#else
#define print_to_ss_volatile(x) ( ss << " " << (#x) <<":\t" << "***********" << std::endl );
#endif
#define hexdump_to_ss(x) (ss << #x":\n"\
<< ::nitrokey::misc::hexdump((const char *) (&x), sizeof x, false));
namespace nitrokey {
namespace proto {
template<CommandID cmd_id>
class Command : semantics::non_constructible {
public:
constexpr static CommandID command_id() { return cmd_id; }
template<typename T>
std::string dissect(const T &) {
return std::string("Payload dissection is unavailable");
}
};
namespace NKStorage{
enum class PasswordKind : uint8_t {
User = 'P',
Admin = 'A',
AdminPrefixed
};
template<CommandID cmd_id, PasswordKind Tpassword_kind = PasswordKind::User, int password_length = 20>
class PasswordCommand : public Command<cmd_id> {
constexpr static CommandID _command_id() { return cmd_id; }
public:
struct CommandPayload {
uint8_t kind;
uint8_t password[password_length];
std::string dissect() const {
std::stringstream ss;
print_to_ss( kind );
print_to_ss_volatile(password);
return ss.str();
}
void set_kind_admin() {
kind = (uint8_t) 'A';
}
void set_kind_admin_prefixed() {
kind = (uint8_t) 'P';
}
void set_kind_user() {
kind = (uint8_t) 'P';
}
void set_defaults(){
set_kind(Tpassword_kind);
}
void set_kind(PasswordKind password_kind){
switch (password_kind){
case PasswordKind::Admin:
set_kind_admin();
break;
case PasswordKind::User:
set_kind_user();
break;
case PasswordKind::AdminPrefixed:
set_kind_admin_prefixed();
break;
}
};
} __packed;
//typedef Transaction<Command<cmd_id>::command_id(), struct CommandPayload, struct EmptyPayload>
// CommandTransaction;
using CommandTransaction = Transaction<cmd_id, CommandPayload, EmptyPayload>;
//using CommandTransaction = Transaction<_command_id(), CommandPayload, EmptyPayload>;
};
}
}
}
#endif
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