/*
 * Copyright 2009, Michael Lotz, mmlr@mlotz.ch.
 * Distributed under the terms of the MIT License.
 */

#include "ATATracing.h"

#include <stdarg.h>

static char sTraceBuffer[256];
static uint32 sTraceBufferOffset = 0;

void
ata_trace_printf(uint32 flags, const char *format, ...)
{
	va_list arguments;
	va_start(arguments, format);
	sTraceBufferOffset += vsnprintf(sTraceBuffer + sTraceBufferOffset,
		sizeof(sTraceBuffer) - sTraceBufferOffset, format, arguments);
	va_end(arguments);

	if (flags & ATA_TRACE_FLUSH) {
#if ATA_TRACING
		ktrace_printf(sTraceBuffer);
#endif
		if (flags & ATA_TRACE_SYSLOG)
			dprintf(sTraceBuffer);

		sTraceBufferOffset = 0;
	}
}