57 lines
2.1 KiB
C
57 lines
2.1 KiB
C
/*
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* Copyright (c) 2017-2021 Apple Inc. All rights reserved.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. The rights granted to you under the License
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* may not be used to create, or enable the creation or redistribution of,
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* unlawful or unlicensed copies of an Apple operating system, or to
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* circumvent, violate, or enable the circumvention or violation of, any
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* terms of an Apple operating system software license agreement.
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*
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* Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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*/
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#include <sys/sysctl.h>
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__private_extern__ void
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skmem_sysctl_init(void)
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{
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// TCP values
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skmem_sysctl *sysctls = skmem_get_sysctls_obj(NULL);
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if (sysctls) {
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sysctls->version = SKMEM_SYSCTL_VERSION;
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#define X(type, field, default_value) \
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extern struct sysctl_oid sysctl__net_inet_tcp_##field; \
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sysctls->tcp.field = *(type*)sysctl__net_inet_tcp_##field.oid_arg1;
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SKMEM_SYSCTL_TCP_LIST
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#undef X
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}
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}
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__private_extern__ int
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skmem_sysctl_handle_int(__unused struct sysctl_oid *oidp, void *arg1,
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int arg2, struct sysctl_req *req)
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{
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int changed = 0;
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int result = sysctl_io_number(req, *(int*)arg1, sizeof(int), arg1,
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&changed);
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if (changed) {
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SYSCTL_SKMEM_UPDATE_AT_OFFSET(arg2, *(int*)arg1);
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}
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return result;
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}
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