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Annotation of driverkit/libDriver/pcmcia/IOPCMCIADeviceDescription.m, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: /*
        !            25:  * Copyright (c) 1993 NeXT Computer, Inc.
        !            26:  *
        !            27:  * PCMCIA device description class.
        !            28:  *
        !            29:  * HISTORY
        !            30:  *
        !            31:  * 10 August 1994 Curtis Galloway at NeXT
        !            32:  *     Created.
        !            33:  */
        !            34:  
        !            35: #define KERNEL_PRIVATE 1
        !            36: 
        !            37: #import <driverkit/KernDeviceDescription.h>
        !            38: #import <driverkit/i386/IOPCMCIADeviceDescription.h>
        !            39: #import <driverkit/i386/IOPCMCIADeviceDescriptionPrivate.h>
        !            40: #import <driverkit/IODeviceDescriptionPrivate.h>
        !            41: #import <driverkit/i386/IOEISADeviceDescriptionPrivate.h>
        !            42: #import <driverkit/i386/directDevice.h>
        !            43: #import <driverkit/i386/IOPCMCIATuple.h>
        !            44: #import <driverkit/i386/IOPCMCIATuplePrivate.h>
        !            45: #import <driverkit/i386/PCMCIAKernBus.h>
        !            46: 
        !            47: struct _pcmcia_private {
        !            48:     unsigned   tupleCount;
        !            49:     id         *tupleList;
        !            50: };
        !            51: 
        !            52: @implementation IOPCMCIADeviceDescription(Private)
        !            53: 
        !            54: - _initWithDelegate: delegate
        !            55: {
        !            56:     struct _pcmcia_private *private;
        !            57: 
        !            58:     [super _initWithDelegate:delegate];
        !            59:     private = _pcmcia_private = 
        !            60:        (struct _pcmcia_private *)IOMalloc(sizeof(struct _pcmcia_private));
        !            61:     private->tupleCount = 0;
        !            62:     private->tupleList = NULL;
        !            63:     return self;       
        !            64: }
        !            65: 
        !            66: @end
        !            67: 
        !            68: @implementation IOPCMCIADeviceDescription
        !            69: 
        !            70: - free
        !            71: {
        !            72:     struct _pcmcia_private *private =
        !            73:        (struct _pcmcia_private *)_pcmcia_private;
        !            74: 
        !            75:     if         (private->tupleList) {
        !            76:        int i;
        !            77:        for (i=0; i < private->tupleCount; i++) {
        !            78:            [private->tupleList[i] free];
        !            79:        }
        !            80:        IOFree(private->tupleList, private->tupleCount * sizeof(id));
        !            81:     }
        !            82:     IOFree(private, sizeof(struct _pcmcia_private));
        !            83:     return [super free];
        !            84: }
        !            85: 
        !            86: - (unsigned) numTuples
        !            87: {
        !            88:     struct _pcmcia_private *private =
        !            89:        (struct _pcmcia_private *)_pcmcia_private;
        !            90: 
        !            91:     if (private->tupleCount == 0) {
        !            92:        (void)[self tupleList];
        !            93:     }
        !            94:     return private->tupleCount;
        !            95: }
        !            96: 
        !            97: - (id *) tupleList
        !            98: {
        !            99:     struct _pcmcia_private *private = 
        !           100:        (struct _pcmcia_private *)_pcmcia_private;
        !           101:     id         list;
        !           102:     int i;
        !           103: 
        !           104:     if (private->tupleList == NULL) {
        !           105:        list = [[self _delegate] resourcesForKey:PCMCIA_TUPLE_LIST];
        !           106:        if (list) {
        !           107:            private->tupleCount = [list count];
        !           108:            private->tupleList = 
        !           109:                (id *)IOMalloc(private->tupleCount * sizeof(id));
        !           110:            for (i=0; i<private->tupleCount; i++) {
        !           111:                id ioTuple, tuple;
        !           112: 
        !           113:                tuple = [list objectAt:i];
        !           114:                ioTuple = [[IOPCMCIATuple alloc] initWithKernTuple:tuple];
        !           115:                private->tupleList[i] = ioTuple;
        !           116:            }
        !           117:        }
        !           118:     }
        !           119:     return private->tupleList;
        !           120: }
        !           121: 
        !           122: @end

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