common/sys/tnf.h

	tnf.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 *  Copyright (c) 1994, by Sun Microsytems, Inc.
 *  All rights reserved.
 */

#ifndef _SYS_TNF_H
#define _SYS_TNF_H

#pragma ident   "%Z%%M% %I% %E% SMI"

#ifndef NPROBE

#include <sys/types.h>
#include <sys/thread.h>
#include <sys/proc.h>
#include <sys/cpuvar.h>

#ifdef __cplusplus
extern "C" {
#endif

/*
 *
 */

typedef struct {
    ulong_t probenum;
    int enabled;
    int traced;
    int attrsize;
} tnf_probevals_t;

/*
 *
 */

typedef struct {
    enum {
        TIFIOCBUF_NONE,
        TIFIOCBUF_UNINIT,
        TIFIOCBUF_OK,
        TIFIOCBUF_BROKEN
        } buffer_state;
    int buffer_size;
    int trace_stopped;
    int pidfilter_mode;
    int pidfilter_size;
} tifiocstate_t;

typedef struct {
    char *dst_addr;
    int block_num;
} tifiocgblock_t;

typedef struct {
    long *dst_addr;
    int start;
    int slots;
} tifiocgfw_t;

/*
 * ioctl codes
 */

#define TIFIOCGMAXPROBE     (('t' << 8) | 1) /* get max probe number */
#define TIFIOCGPROBEVALS    (('t' << 8) | 2) /* get probe info */
#define TIFIOCGPROBESTRING  (('t' << 8) | 3) /* get probe string */
#define TIFIOCSPROBEVALS    (('t' << 8) | 4) /* set probe info */
#define TIFIOCGSTATE        (('t' << 8) | 5) /* get tracing system state */
#define TIFIOCALLOCBUF      (('t' << 8) | 6) /* allocate trace buffer */
#define TIFIOCDEALLOCBUF    (('t' << 8) | 7) /* dealloc trace buffer */
#define TIFIOCSTRACING      (('t' << 8) | 8) /* set ktrace mode */
#define TIFIOCSPIDFILTER    (('t' << 8) | 9) /* set pidfilter mode */
#define TIFIOCGPIDSTATE     (('t' << 8) | 10) /* check pid filter member */
#define TIFIOCSPIDON        (('t' << 8) | 11) /* add pid to filter */
#define TIFIOCSPIDOFF       (('t' << 8) | 12) /* drop pid from filter */
#define TIFIOCPIDFILTERGET  (('t' << 8) | 13) /* return pid filter set */
#define TIFIOCGHEADER       (('t' << 8) | 14) /* copy out tnf header blk */
#define TIFIOCGBLOCK        (('t' << 8) | 15) /* copy out tnf block */
#define TIFIOCGFWZONE       (('t' << 8) | 16) /* copy out forwarding ptrs */

#ifdef _KERNEL

extern volatile int tnf_tracing_active;

extern void tnf_thread_create(kthread_t *);
extern void tnf_thread_queue(kthread_t *, cpu_t *, pri_t);
extern void tnf_thread_switch(kthread_t *);
extern void tnf_thread_exit(void);
extern void tnf_thread_free(kthread_t *);

#endif /* _KERNEL */

#ifdef __cplusplus
}
#endif

#endif /* NPROBE */

#endif /* _SYS_TNF_H */