b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# CDDL HEADER START
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# The contents of this file are subject to the terms of the
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# Common Development and Distribution License (the "License").
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# You may not use this file except in compliance with the License.
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# or http://www.opensolaris.org/os/licensing.
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# See the License for the specific language governing permissions
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# and limitations under the License.
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# When distributing Covered Code, include this CDDL HEADER in each
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# If applicable, add the following below this CDDL HEADER, with the
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# fields enclosed by brackets "[]" replaced with your own identifying
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# information: Portions Copyright [yyyy] [name of copyright owner]
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# CDDL HEADER END
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill# Copyright (c) 2012, Joyent, Inc. All rights reserved.
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrillppriv -s A=basic,dtrace_proc,dtrace_user $$
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill/usr/sbin/dtrace -q -Cs /dev/stdin <<EOF
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#define CANREAD(field) \
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill BEGIN { this->fp = getf(0); errmsg = "can't read field"; \
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill printf("field: "); trace(this->fp->field); printf("\n"); }
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill#define CANTREAD(field) \
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill BEGIN { errmsg = ""; this->fp = getf(0); trace(this->fp->field); \
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill printf("\nable to successfully read field!"); exit(1); }
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_flag)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_flag2)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_vnode)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_offset)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_cred)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_audit_data)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_count)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill/*
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill * We can potentially read parts of our cred, but we can't dereference
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill * through cr_zone.
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill */
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANTREAD(f_cred->cr_zone->zone_id)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_vnode->v_path)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_vnode->v_op)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANREAD(f_vnode->v_op->vnop_name)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANTREAD(f_vnode->v_flag)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANTREAD(f_vnode->v_count)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANTREAD(f_vnode->v_pages)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANTREAD(f_vnode->v_type)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANTREAD(f_vnode->v_vfsmountedhere)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillCANTREAD(f_vnode->v_op->vop_open)
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillBEGIN
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill{
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill errmsg = "";
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill this->fp = getf(0);
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill this->fp2 = getf(1);
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill trace(this->fp->f_vnode);
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill printf("\nable to successfully read this->fp!");
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill exit(1);
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill}
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillBEGIN
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill{
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill errmsg = "";
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill this->fp = getf(0);
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill}
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillBEGIN
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill{
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill trace(this->fp->f_vnode);
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill printf("\nable to successfully read this->fp from prior clause!");
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill}
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillBEGIN
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill{
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill exit(0);
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill}
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillERROR
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill/errmsg != ""/
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill{
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill printf("fatal error: %s", errmsg);
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill exit(1);
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill}
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan Cantrill
b0f673c4626e4cb1db7785287eaeed2731dfefe8Bryan CantrillEOF