#include "global.h"
/*
* mqtt_db_log() Log database connection message
*
* @fmt = format string
* @... = argument list
* return: none
*/
static void
mqtt_rtlm_log(const char *fmt, ...)
{
va_list lst;
va_start(lst, fmt);
vsyslog(LOG_ERR, fmt, lst);
va_end(lst);
}
#define MQTT_RTLM_LOG(_sql) (assert((_sql)), mqtt_rtlm_log("Error:: SQL #%d - %s", \
sqlite3_errcode((_sql)), sqlite3_errmsg((_sql))))
/*
* mqtt_rtlm_open() Open database connection
*
* @cfg = config filename
* return: NULL error or SQL handle
*/
sqlite3 *
mqtt_rtlm_open(sl_config *cfg)
{
sqlite3 *sql = NULL;
const char *str = NULL;
if (!cfg)
return NULL;
str = (const char*) cfg_GetAttribute(cfg, CFG("mqtt_pub"), CFG("name"));
if (!str) {
mqtt_rtlm_log("Error:: Unknown database name ...\n");
return NULL;
}
if (sqlite3_open_v2(str, &sql, SQLITE_OPEN_READWRITE, NULL)) {
MQTT_RTLM_LOG(sql);
sqlite3_close(sql);
return NULL;
}
return sql;
}
/*
* mqtt_rtlm_close() Close database connection
*
* @sql = SQL handle
* return: none
*/
void
mqtt_rtlm_close(sqlite3 *sql)
{
sqlite3_close(sql);
}
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