1*43a90889SApple OSS Distributions /* 2*43a90889SApple OSS Distributions * Copyright (c) 2018-2019 Apple Inc. All rights reserved. 3*43a90889SApple OSS Distributions * 4*43a90889SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*43a90889SApple OSS Distributions * 6*43a90889SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*43a90889SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*43a90889SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*43a90889SApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*43a90889SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*43a90889SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*43a90889SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*43a90889SApple OSS Distributions * terms of an Apple operating system software license agreement. 14*43a90889SApple OSS Distributions * 15*43a90889SApple OSS Distributions * Please obtain a copy of the License at 16*43a90889SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*43a90889SApple OSS Distributions * 18*43a90889SApple OSS Distributions * The Original Code and all software distributed under the License are 19*43a90889SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*43a90889SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*43a90889SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*43a90889SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*43a90889SApple OSS Distributions * Please see the License for the specific language governing rights and 24*43a90889SApple OSS Distributions * limitations under the License. 25*43a90889SApple OSS Distributions * 26*43a90889SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*43a90889SApple OSS Distributions */ 28*43a90889SApple OSS Distributions 29*43a90889SApple OSS Distributions 30*43a90889SApple OSS Distributions #include <sys/sysctl.h> 31*43a90889SApple OSS Distributions #include <sys/proc.h> 32*43a90889SApple OSS Distributions #include <net/multi_layer_pkt_log.h> 33*43a90889SApple OSS Distributions 34*43a90889SApple OSS Distributions SYSCTL_NODE(_net, OID_AUTO, mpklog, 35*43a90889SApple OSS Distributions CTLFLAG_RW | CTLFLAG_LOCKED, 0, "Multi-layer packet logging"); 36*43a90889SApple OSS Distributions 37*43a90889SApple OSS Distributions /* 38*43a90889SApple OSS Distributions * Note: net_mpklog_enabled allows to override the interface flags IFXF_MPK_LOG 39*43a90889SApple OSS Distributions */ 40*43a90889SApple OSS Distributions int net_mpklog_enabled = 1; 41*43a90889SApple OSS Distributions static int sysctl_net_mpklog_enabled SYSCTL_HANDLER_ARGS; 42*43a90889SApple OSS Distributions SYSCTL_PROC(_net_mpklog, OID_AUTO, enabled, CTLTYPE_INT | CTLFLAG_LOCKED | CTLFLAG_RW, 43*43a90889SApple OSS Distributions 0, 0, &sysctl_net_mpklog_enabled, "I", "Multi-layer packet logging enabled"); 44*43a90889SApple OSS Distributions 45*43a90889SApple OSS Distributions static int sysctl_net_mpklog_type SYSCTL_HANDLER_ARGS; 46*43a90889SApple OSS Distributions uint8_t net_mpklog_type = OS_LOG_TYPE_DEFAULT; 47*43a90889SApple OSS Distributions SYSCTL_PROC(_net_mpklog, OID_AUTO, type, CTLTYPE_INT | CTLFLAG_LOCKED | CTLFLAG_RW, 48*43a90889SApple OSS Distributions 0, 0, &sysctl_net_mpklog_type, "I", "Multi-layer packet logging type"); 49*43a90889SApple OSS Distributions 50*43a90889SApple OSS Distributions SYSCTL_INT(_net_mpklog, OID_AUTO, version, CTLFLAG_RD | CTLFLAG_LOCKED, 51*43a90889SApple OSS Distributions (int *)NULL, MPKL_VERSION, "Multi-layer packet logging version"); 52*43a90889SApple OSS Distributions 53*43a90889SApple OSS Distributions static int 54*43a90889SApple OSS Distributions sysctl_net_mpklog_enabled SYSCTL_HANDLER_ARGS 55*43a90889SApple OSS Distributions { 56*43a90889SApple OSS Distributions #pragma unused(arg1, arg2) 57*43a90889SApple OSS Distributions int value = net_mpklog_enabled; 58*43a90889SApple OSS Distributions 59*43a90889SApple OSS Distributions int error = sysctl_handle_int(oidp, &value, 0, req); 60*43a90889SApple OSS Distributions if (error || !req->newptr) { 61*43a90889SApple OSS Distributions return error; 62*43a90889SApple OSS Distributions } 63*43a90889SApple OSS Distributions 64*43a90889SApple OSS Distributions net_mpklog_enabled = (value == 0) ? 0 : 1; 65*43a90889SApple OSS Distributions 66*43a90889SApple OSS Distributions os_log(OS_LOG_DEFAULT, "%s:%d set net_mpklog_enabled to %d", 67*43a90889SApple OSS Distributions proc_best_name(current_proc()), proc_selfpid(), net_mpklog_enabled); 68*43a90889SApple OSS Distributions 69*43a90889SApple OSS Distributions return 0; 70*43a90889SApple OSS Distributions } 71*43a90889SApple OSS Distributions 72*43a90889SApple OSS Distributions static int 73*43a90889SApple OSS Distributions sysctl_net_mpklog_type SYSCTL_HANDLER_ARGS 74*43a90889SApple OSS Distributions { 75*43a90889SApple OSS Distributions #pragma unused(arg1, arg2) 76*43a90889SApple OSS Distributions int value = net_mpklog_type; 77*43a90889SApple OSS Distributions 78*43a90889SApple OSS Distributions int error = sysctl_handle_int(oidp, &value, 0, req); 79*43a90889SApple OSS Distributions if (error || !req->newptr) { 80*43a90889SApple OSS Distributions return error; 81*43a90889SApple OSS Distributions } 82*43a90889SApple OSS Distributions 83*43a90889SApple OSS Distributions if (value != OS_LOG_TYPE_DEFAULT && 84*43a90889SApple OSS Distributions value != OS_LOG_TYPE_INFO) { 85*43a90889SApple OSS Distributions return EINVAL; 86*43a90889SApple OSS Distributions } 87*43a90889SApple OSS Distributions net_mpklog_type = (uint8_t)value; 88*43a90889SApple OSS Distributions 89*43a90889SApple OSS Distributions os_log(OS_LOG_DEFAULT, "%s:%d set net_mpklog_type to %u (%s)", 90*43a90889SApple OSS Distributions proc_best_name(current_proc()), proc_selfpid(), net_mpklog_type, 91*43a90889SApple OSS Distributions net_mpklog_type == OS_LOG_TYPE_DEFAULT ? "default" : "info"); 92*43a90889SApple OSS Distributions 93*43a90889SApple OSS Distributions return 0; 94*43a90889SApple OSS Distributions } 95