/**
* log_msg
* @brief Log messages to rtas_errd_log
*
* @param event reference to event
* @param fmt formatted string a la printf()
* @param ... additional args a la printf()
*/
void
log_msg(struct event *event, char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
_log_msg(event, fmt, ap);
va_end(ap);
}
/**
* cfg_log
* @brief dummy interface for calls to diag_cfg
*
* @param fmt formatted string a la printf()
* @param ... additional args a la printf()
*/
void
cfg_log(char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
_log_msg(NULL, fmt, ap);
va_end(ap);
}
int log_vmsg(logsrc_t src, int level, const char *msg, va_list ap)
{
int ret = 0;
char buf[2048];
ret = vsnprintf(buf, sizeof(buf) - 1, msg, ap);
if (ret > 0) {
ret = _log_msg(src, level, buf);
}
return ret;
}
int log_msg(logsrc_t src, int level, const char *msg, ...)
{
/* Buffer for log message. */
char sbuf[4096];
char *buf = sbuf;
int buflen = sizeof(sbuf) - 1;
/* Prefix error level. */
const char *prefix = "";
switch (level) {
case LOG_DEBUG: prefix = "[debug] "; break;
case LOG_INFO: prefix = ""; break;
case LOG_NOTICE: prefix = "[notice] "; break;
case LOG_WARNING: prefix = "[warning] "; break;
case LOG_ERR: prefix = "[error] "; break;
case LOG_FATAL: prefix = "[fatal] "; break;
default: break;
}
/* Prepend prefix. */
int plen = strlen(prefix);
if (plen > buflen) {
return KNOT_ENOMEM;
}
if (plen > 0) {
strncpy(buf, prefix, plen + 1);
buf += plen;
buflen -= plen;
}
/* Compile log message. */
int ret = 0;
va_list ap;
va_start(ap, msg);
ret = vsnprintf(buf, buflen, msg, ap);
va_end(ap);
/* Send to logging facilities. */
if (ret > 0) {
ret = _log_msg(src, level, sbuf);
}
return ret;
}
virtual zn_log &log(const std::string &msg)
{
_log_msg("DEBUG", msg);
return *this;
}
