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Annotation of XNU/iokit/Families/IONetworking/IONetworkStack.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*
        !            23:  * Copyright (c) 1999 Apple Computer, Inc.  All rights reserved. 
        !            24:  *
        !            25:  * IONetworkStack.h - An IOKit proxy for the BSD network stack.
        !            26:  *
        !            27:  * HISTORY
        !            28:  *
        !            29:  */
        !            30: 
        !            31: #ifndef _IONETWORKSTACK_H
        !            32: #define _IONETWORKSTACK_H
        !            33: 
        !            34: #include <libkern/c++/OSString.h>
        !            35: 
        !            36: class IONetworkInterface;
        !            37: 
        !            38: class IONetworkStack : public IOService
        !            39: {
        !            40:     OSDeclareDefaultStructors(IONetworkStack)
        !            41: 
        !            42: private:
        !            43:     IONetworkInterface *    _netif;     // provider.
        !            44:     struct ifnet *          _ifp;       // provider's ifnet pointer.
        !            45:     IOLock *                _lock;      // serialization lock.
        !            46: 
        !            47:     enum {
        !            48:         kIONetworkStackStateInit,
        !            49:         kIONetworkStackStateAttached,
        !            50:         kIONetworkStackStateDetaching,
        !            51:         kIONetworkStackStateDetached,
        !            52:     } _state;
        !            53: 
        !            54:     OSString * _assignInterfaceName(IONetworkInterface * netif);
        !            55: 
        !            56:     static void initialize();
        !            57: 
        !            58:     static void ifDetachCallbackHandler(struct ifnet * ifp);
        !            59: 
        !            60: protected:
        !            61:     virtual void free();    
        !            62: 
        !            63:     virtual bool sendIfDetachRequest();
        !            64:     virtual void ifDetachCallback();
        !            65: 
        !            66: public:
        !            67:     virtual bool init(OSDictionary * properties);
        !            68: 
        !            69:     virtual IOService * probe(IOService * provider, SInt32 * score);
        !            70:     
        !            71:     virtual bool start(IOService * provider);
        !            72:     
        !            73:     virtual void stop(IOService * provider);
        !            74:     
        !            75:     virtual IOReturn message(UInt32 type, IOService * provider,
        !            76:                              void * argument = 0);
        !            77: };
        !            78: 
        !            79: #endif /* !_IONETWORKSTACK_H */

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