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class user_t
{
public:
pthread_mutex_t lck;
std::string username, password;
int max_get_bps;
statistics_user stats;
statistics *stats_user() { return &stats; }
double last_get_message, allowance;
double last_logon;
bool allow_rw;
};
class users
{
private:
std::string filename;
int default_max_get_bps;
std::map<std::string, user_t> *user_map;
pthread_rwlock_t rwlck;
user_t dummy_user;
void list_wlock();
void list_wunlock();
void list_rlock();
void list_runlock();
void load_usermap();
user_t *find_user(std::string username);
public:
users(std::string filename, int default_max_get_bps);
~users();
void reload();
bool get_password(std::string username, std::string & password);
int calc_max_allowance(std::string username, double now, int n_requested);
bool use_allowance(std::string username, int n);
bool cancel_allowance(std::string username);
user_t *find_and_lock_user(std::string username);
void unlock_user(user_t *u);
std::vector<std::string> get_users();
void set_last_login(std::string username, double when_ts);
double get_last_login(std::string username);
// user statistics
void register_msg(std::string username, bool is_put);
void inc_disconnects(std::string username);
void inc_timeouts(std::string username);
void inc_n_times_empty(std::string username);
void inc_n_times_quota(std::string username);
void inc_n_times_full(std::string username);
void inc_msg_cnt(std::string username);
void inc_submit_while_full(std::string username);
void inc_network_error(std::string username);
void inc_protocol_error(std::string username);
void inc_misc_errors(std::string username);
void track_sents(std::string username, int cur_n_bits);
void track_recvs(std::string username, int n_bits_added, int n_bits_added_in);
int get_reset_bps_cur(std::string username);
int get_msg_cnt(std::string username);
int get_disconnects(std::string username);
int get_times_empty(std::string username);
int get_times_full(std::string username);
int get_times_quota(std::string username);
int get_submit_while_full(std::string username);
int get_network_error(std::string username);
int get_protocol_error(std::string username);
int get_misc_errors(std::string username);
void get_recvs(std::string username, long long int *total_bits, int *n_reqs, long long int *total_bits_in);
void get_sents(std::string username, long long int *total_bits, int *n_sents);
double get_last_msg_ts(std::string username);
double get_last_put_msg_ts(std::string username);
double get_last_get_msg_ts(std::string username);
void get_sent_avg_sd(std::string username, double *avg, double *sd);
void get_recv_avg_sd(std::string username, double *avg, double *sd);
void get_recv_in_avg_sd(std::string username, double *avg, double *sd);
bool get_is_rw(const std::string & username);
};
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