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mysql.c
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mysql.c
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/*
* TSP Server
*
* A TSP Server implementation that follows RFC5572 as much as possible.
* It is designed to be compatible with FreeNET6 service.
*
* Copyright (C) 2011 Guo-Fu Tseng <cooldavid@cooldavid.org>
*
* 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/>.
*/
#include "tsps.h"
#include <my_global.h>
#include <mysql.h>
static MYSQL mysql;
int mysql_initialize(void)
{
MYSQL *conn;
MYSQL_RES *result;
my_bool True = 1;
unsigned int proto = MYSQL_PROTOCOL_SOCKET;
conn = mysql_init(&mysql);
if (!conn) {
fprintf(stderr, "Error mysql %u: %s\n",
mysql_errno(conn), mysql_error(conn));
return -1;
}
if (server.dbhost[0] != '/') {
if (mysql_real_connect(conn, server.dbhost, server.dbuser,
server.dbpass, server.dbname, 0, NULL, 0) == NULL) {
fprintf(stderr, "Error mysql %u: %s\n",
mysql_errno(conn), mysql_error(conn));
return -1;
}
} else {
if (mysql_options(conn, MYSQL_OPT_PROTOCOL, &proto)) {
fprintf(stderr, "Error mysql %u: %s\n",
mysql_errno(conn), mysql_error(conn));
return -1;
}
if (mysql_real_connect(conn, NULL, server.dbuser,
server.dbpass, server.dbname, 0, server.dbhost, 0) == NULL) {
fprintf(stderr, "Error mysql %u: %s\n",
mysql_errno(conn), mysql_error(conn));
return -1;
}
}
if (mysql_options(conn, MYSQL_OPT_RECONNECT, &True)) {
fprintf(stderr, "Error mysql %u: %s\n",
mysql_errno(conn), mysql_error(conn));
return -1;
}
if (mysql_query(conn, "SELECT `id` FROM `users` LIMIT 1;")) {
fprintf(stderr, "Error mysql %u: %s\n",
mysql_errno(conn), mysql_error(conn));
return -1;
}
result = mysql_store_result(conn);
mysql_free_result(result);
return 0;
}
int mysql_get_userid(const char *user)
{
MYSQL_RES *result;
MYSQL_ROW row;
int id;
char query[256];
sprintf(query, "SELECT `id` FROM `users` WHERE `user`='%s' AND `state`=1;", user);
dbg_mysql("MySQL Executing: %s", query);
if (mysql_query(&mysql, query)) {
tspslog(LOG_ERR, "Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
dbg_mysql("Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
return -1;
}
result = mysql_store_result(&mysql);
if (!result) {
tspslog(LOG_ERR, "Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
dbg_mysql("Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
return -1;
}
row = mysql_fetch_row(result);
if (!row) {
id = -1;
} else {
id = strtol(row[0], NULL, 10);
}
mysql_free_result(result);
sprintf(query, "UPDATE `users` SET `lastlogin`=CURRENT_TIMESTAMP()"
" WHERE `user`='%s';", user);
if (mysql_query(&mysql, query)) {
tspslog(LOG_ERR, "Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
dbg_mysql("Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
return -1;
}
return id;
}
int mysql_get_passhash(const char *user, char *pass)
{
MYSQL_RES *result;
MYSQL_ROW row;
int rc = 0;
char query[256];
sprintf(query, "SELECT `pass` FROM `users` WHERE `user`='%s' AND `state`=1;", user);
dbg_mysql("MySQL Executing: %s", query);
if (mysql_query(&mysql, query)) {
tspslog(LOG_ERR, "Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
dbg_mysql("Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
return -1;
}
result = mysql_store_result(&mysql);
if (!result) {
tspslog(LOG_ERR, "Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
dbg_mysql("Error mysql %u: %s",
mysql_errno(&mysql), mysql_error(&mysql));
return -1;
}
row = mysql_fetch_row(result);
if (!row) {
rc = -1;
} else {
strcpy(pass, row[0]);
}
mysql_free_result(result);
return rc;
}