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/*
* NetCosm - a MUD server
* Copyright (C) 2016 Franklin Wei
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "auth.h"
#include "room.h"
/*** functions for the master process ONLY ***/
typedef enum priv_t { PRIV_NONE = -1, PRIV_USER = 0, PRIV_ADMIN = 1337 } priv_t;
struct userdata_t {
char username[MAX_NAME_LEN + 1];
char salt[SALT_LEN + 1];
/* in lowercase hex + NULL terminator */
char passhash[AUTH_HASHLEN * 2 + 1];
priv_t priv;
room_id room;
time_t last_login;
void *objects; /* hash of object names -> objects */
};
/* call before using anything else */
void userdb_init(const char *dbfile);
/* looks up a username in the DB, returns NULL upon failure */
struct userdata_t *userdb_lookup(const char *username);
bool userdb_remove(const char *username);
/* is it empty? */
size_t userdb_size(void);
/*
* adds an entry to the DB
* if it already exists, OVERWRITE
* returns a pointer to the added entry, NULL on failure
*
* a DUPLICATE of the entry will be inserted
*/
struct userdata_t *userdb_add(struct userdata_t*);
void userdb_shutdown(void);
/* save the DB to disk */
void userdb_write(const char*);
/*** child-only functions ***/
struct userdata_t *userdb_request_lookup(const char *name);
bool userdb_request_add(struct userdata_t *data);
bool userdb_request_remove(const char *name);
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