darling-xnu/osfmk/kern/sysdiagnose.c
2023-05-16 21:41:14 -07:00

62 lines
2.1 KiB
C

/*
* Copyright (c) 2015 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 <mach/host_priv.h>
#include <mach/host_special_ports.h>
#include <mach/mach_types.h>
#include <ipc/ipc_port.h>
#include <mach/sysdiagnose_notification.h>
#include <kern/misc_protos.h>
#include <kern/host.h>
#include <sys/kdebug.h>
extern kern_return_t sysdiagnose_notify_user(uint32_t);
/*
* If userland has registered a port for sysdiagnose notifications, send one now.
*/
kern_return_t
sysdiagnose_notify_user(uint32_t keycode)
{
mach_port_t user_port;
kern_return_t kr;
kr = host_get_sysdiagnose_port(host_priv_self(), &user_port);
if ((kr != KERN_SUCCESS) || !IPC_PORT_VALID(user_port)) {
return kr;
}
KERNEL_DEBUG_CONSTANT(MACHDBG_CODE(DBG_MACH_SYSDIAGNOSE, SYSDIAGNOSE_NOTIFY_USER) | DBG_FUNC_START, 0, 0, 0, 0, 0);
kr = send_sysdiagnose_notification_with_audit_token(user_port, keycode);
ipc_port_release_send(user_port);
return kr;
}