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Cider Isn't Darwin Emulation, Really
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120/* * Copyright (c) 2001, 2002, 2004, 2005, 2008, 2012, 2015, 2018 Apple Inc. All rights reserved. * * @APPLE_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. 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_LICENSE_HEADER_END@ */
#ifndef _SCDYNAMICSTORECOPYDHCPINFO_H#define _SCDYNAMICSTORECOPYDHCPINFO_H
#include <os/availability.h>#include <sys/cdefs.h>#include <CoreFoundation/CoreFoundation.h>#include <SystemConfiguration/SCDynamicStore.h>
CF_IMPLICIT_BRIDGING_ENABLEDCF_ASSUME_NONNULL_BEGIN
/*! @header SCDynamicStoreCopyDHCPInfo @discussion The functions of the SCDynamicStoreCopyDHCPInfo API provide access to information returned by the DHCP or BOOTP server. */
__BEGIN_DECLS
/*! @function SCDynamicStoreCopyDHCPInfo @discussion Copies the DHCP information for the requested serviceID, or the primary service if serviceID == NULL. @param store An SCDynamicStoreRef representing the dynamic store session that should be used for communication with the server. If NULL, a temporary session will be used. @param serviceID A CFStringRef containing the requested service. If NULL, returns information for the primary service. @result Returns a dictionary containing DHCP information if successful; NULL otherwise. Use the DHCPInfoGetOption function to retrieve individual options from the returned dictionary.
A non-NULL return value must be released using CFRelease(). */CFDictionaryRef __nullableSCDynamicStoreCopyDHCPInfo (SCDynamicStoreRef __nullable store, CFStringRef __nullable serviceID) API_AVAILABLE(macos(10.1)) SPI_AVAILABLE(ios(2.0), tvos(9.0), watchos(1.0), bridgeos(1.0));
/*! @function DHCPInfoGetOptionData @discussion Returns a non-NULL CFDataRef containing the DHCP option data, if present. @param info The non-NULL DHCP information dictionary returned by calling SCDynamicStoreCopyDHCPInfo. @param code The DHCP option code (see RFC 2132) to return data for. @result Returns a non-NULL CFDataRef containing the option data; NULL if the requested option data is not present.
The return value must NOT be released. */CFDataRef __nullableDHCPInfoGetOptionData (CFDictionaryRef info, UInt8 code) API_AVAILABLE(macos(10.1)) SPI_AVAILABLE(ios(2.0), tvos(9.0), watchos(1.0), bridgeos(1.0));
/*! @function DHCPInfoGetLeaseStartTime @discussion Returns a CFDateRef corresponding to the lease start time, if present. @param info The non-NULL DHCP information dictionary returned by calling SCDynamicStoreCopyDHCPInfo. @result Returns a non-NULL CFDateRef if lease start time information is present; NULL if the information is not present or if the configuration method is not DHCP.
The return value must NOT be released. */CFDateRef __nullableDHCPInfoGetLeaseStartTime (CFDictionaryRef info) API_AVAILABLE(macos(10.1)) SPI_AVAILABLE(ios(2.0), tvos(9.0), watchos(1.0), bridgeos(1.0));
/*! @function DHCPInfoGetLeaseExpirationTime @discussion Returns a CFDateRef corresponding to the lease expiration time, if present. @param info The non-NULL DHCP information dictionary returned by calling SCDynamicStoreCopyDHCPInfo. @result Returns a non-NULL CFDateRef if the DHCP lease has an expiration; NULL if the lease is infinite i.e. has no expiration, or the configuration method is not DHCP. An infinite lease can be determined by a non-NULL lease start time (see DHCPInfoGetLeaseStartTime above).
The return value must NOT be released.*/CFDateRef __nullableDHCPInfoGetLeaseExpirationTime (CFDictionaryRef info) API_AVAILABLE(macos(10.8)) SPI_AVAILABLE(ios(6.0), tvos(9.0), watchos(1.0), bridgeos(1.0));
__END_DECLS
CF_ASSUME_NONNULL_ENDCF_IMPLICIT_BRIDGING_DISABLED
#endif /* _SCDYNAMICSTORECOPYDHCPINFO_H */