1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
  23  * Copyright (c) 2013 by Delphix. All rights reserved.
  24  * Copyright 2017 Nexenta Systems, Inc.  All rights reserved.
  25  */
  26 
  27 #ifndef _SYS_SDT_H
  28 #define _SYS_SDT_H
  29 
  30 #include <sys/stdint.h>
  31 #include <fksmb_dt.h>
  32 
  33 #ifdef  __cplusplus
  34 extern "C" {
  35 #endif
  36 
  37 #ifdef _KERNEL
  38 #error "libfksmbsrv/common/sys/sdt.h in kernel?"
  39 #endif
  40 
  41 /*
  42  * DTrace SDT probes have different signatures in userland than they do in
  43  * the kernel.  This file is strictly for libfksmbsrv, where we compile the
  44  * smbsrv kernel code for user space.  In "fksmbd", we can use the probes
  45  * defined for the (real, in-kernel) "smb" and "smb2" SDT provider by
  46  * mapping them onto the USDT proviver defined in ../fksmb_dt.d
  47  *
  48  * An example of how to use these probes can be found in:
  49  *      $SRC/cmd/smbsrv/fksmbd/Watch-fksmb.d
  50  */
  51 
  52 /*
  53  * Map "smb" provider probes.
  54  */
  55 
  56 #define DTRACE_SMB_START(name, type1, arg1) \
  57         FKSMB_SMB_START(#name, (unsigned long)arg1)
  58 #define DTRACE_SMB_DONE(name, type1, arg1) \
  59         FKSMB_SMB_DONE(#name, (unsigned long)arg1)
  60 
  61 /*
  62  * Map "smb2" provider probes.
  63  */
  64 
  65 #define DTRACE_SMB2_START(name, type1, arg1) \
  66         FKSMB_SMB2_START(#name, (unsigned long)arg1)
  67 #define DTRACE_SMB2_DONE(name, type1, arg1) \
  68         FKSMB_SMB2_DONE(#name, (unsigned long)arg1)
  69 
  70 /*
  71  * These are for the other (specialized) dtrace SDT probes sprinkled
  72  * through the smbsrv code.  These are less often used.
  73  */
  74 
  75 #define DTRACE_PROBE(name, type1, arg1) \
  76         FKSMB_PROBE0(#name)
  77 
  78 #define DTRACE_PROBE1(name, type1, arg1) \
  79         FKSMB_PROBE1(#name, (unsigned long)arg1)
  80 
  81 #define DTRACE_PROBE2(name, type1, arg1, type2, arg2) \
  82         FKSMB_PROBE2(#name, (unsigned long)arg1, (unsigned long)arg2)
  83 
  84 #define DTRACE_PROBE3(name, type1, arg1, type2, arg2, type3, arg3) \
  85         FKSMB_PROBE3(#name, (unsigned long)arg1, (unsigned long)arg2, \
  86                 (unsigned long)arg3)
  87 
  88 #ifdef  __cplusplus
  89 }
  90 #endif
  91 
  92 #endif  /* _SYS_SDT_H */