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/*-
* Copyright (c) 2017 Colin Percival
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _TSLOG_H_
#define _TSLOG_H_
#ifdef TSLOG
#include <sys/_types.h>
#include <sys/pcpu.h>
#endif
#define TS_ENTER 0
#define TS_EXIT 1
#define TS_THREAD 2
#define TS_EVENT 3
#define TSENTER() TSRAW(curthread, TS_ENTER, __func__, NULL)
#define TSENTER2(x) TSRAW(curthread, TS_ENTER, __func__, x)
#define TSEXIT() TSRAW(curthread, TS_EXIT, __func__, NULL)
#define TSEXIT2(x) TSRAW(curthread, TS_EXIT, __func__, x)
#define TSTHREAD(td, x) TSRAW(td, TS_THREAD, x, NULL)
#define TSEVENT(x) TSRAW(curthread, TS_EVENT, x, NULL)
#define TSEVENT2(x, y) TSRAW(curthread, TS_EVENT, x, y)
#define TSLINE() TSEVENT2(__FILE__, __XSTRING(__LINE__))
#define TSWAIT(x) TSEVENT2("WAIT", x);
#define TSUNWAIT(x) TSEVENT2("UNWAIT", x);
#define TSHOLD(x) TSEVENT2("HOLD", x);
#define TSRELEASE(x) TSEVENT2("RELEASE", x);
#define TSFORK(p, pp) TSRAW_USER(p, pp, NULL, NULL)
#define TSEXEC(p, name) TSRAW_USER(p, (pid_t)(-1), name, NULL)
#define TSNAMEI(p, name) TSRAW_USER(p, (pid_t)(-1), NULL, name)
#define TSPROCEXIT(p) TSRAW_USER(p, (pid_t)(-1), NULL, NULL)
#ifdef TSLOG
#define TSRAW(a, b, c, d) tslog(a, b, c, d)
void tslog(void *, int, const char *, const char *);
#define TSRAW_USER(a, b, c, d) tslog_user(a, b, c, d)
void tslog_user(pid_t, pid_t, const char *, const char *);
#else
#define TSRAW(a, b, c, d) /* Timestamp logging disabled */
#define TSRAW_USER(a, b, c, d) /* Timestamp logging disabled */
#endif
#endif /* _TSLOG_H_ */
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