darling-xnu/bsd/net/multi_layer_pkt_log.c
2023-05-16 21:41:14 -07:00

95 lines
3.2 KiB
C

/*
* Copyright (c) 2018-2019 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
#include <sys/sysctl.h>
#include <sys/proc.h>
#include <net/multi_layer_pkt_log.h>
SYSCTL_NODE(_net, OID_AUTO, mpklog,
CTLFLAG_RW | CTLFLAG_LOCKED, 0, "Multi-layer packet logging");
/*
* Note: net_mpklog_enabled allows to override the interface flags IFXF_MPK_LOG
*/
int net_mpklog_enabled = 1;
static int sysctl_net_mpklog_enabled SYSCTL_HANDLER_ARGS;
SYSCTL_PROC(_net_mpklog, OID_AUTO, enabled, CTLTYPE_INT | CTLFLAG_LOCKED | CTLFLAG_RW,
0, 0, &sysctl_net_mpklog_enabled, "I", "Multi-layer packet logging enabled");
static int sysctl_net_mpklog_type SYSCTL_HANDLER_ARGS;
uint8_t net_mpklog_type = OS_LOG_TYPE_DEFAULT;
SYSCTL_PROC(_net_mpklog, OID_AUTO, type, CTLTYPE_INT | CTLFLAG_LOCKED | CTLFLAG_RW,
0, 0, &sysctl_net_mpklog_type, "I", "Multi-layer packet logging type");
SYSCTL_INT(_net_mpklog, OID_AUTO, version, CTLFLAG_RD | CTLFLAG_LOCKED,
(int *)NULL, MPKL_VERSION, "Multi-layer packet logging version");
static int
sysctl_net_mpklog_enabled SYSCTL_HANDLER_ARGS
{
#pragma unused(arg1, arg2)
int value = net_mpklog_enabled;
int error = sysctl_handle_int(oidp, &value, 0, req);
if (error || !req->newptr) {
return error;
}
net_mpklog_enabled = (value == 0) ? 0 : 1;
os_log(OS_LOG_DEFAULT, "%s:%d set net_mpklog_enabled to %d",
proc_best_name(current_proc()), proc_selfpid(), net_mpklog_enabled);
return 0;
}
static int
sysctl_net_mpklog_type SYSCTL_HANDLER_ARGS
{
#pragma unused(arg1, arg2)
int value = net_mpklog_type;
int error = sysctl_handle_int(oidp, &value, 0, req);
if (error || !req->newptr) {
return error;
}
if (value != OS_LOG_TYPE_DEFAULT &&
value != OS_LOG_TYPE_INFO) {
return EINVAL;
}
net_mpklog_type = (uint8_t)value;
os_log(OS_LOG_DEFAULT, "%s:%d set net_mpklog_type to %u (%s)",
proc_best_name(current_proc()), proc_selfpid(), net_mpklog_type,
net_mpklog_type == OS_LOG_TYPE_DEFAULT ? "default" : "info");
return 0;
}