DACallback.c   [plain text]

/*
 * Copyright (c) 2003 Apple Computer, 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@
 */

#include "DACallback.h"

DACallbackRef DACallbackCreate( CFAllocatorRef  allocator,
                                DASessionRef    session,
                                vm_offset_t     address,
                                vm_offset_t     context,
                                _DACallbackKind kind,
                                CFIndex         order,
                                CFDictionaryRef match,
                                CFArrayRef      watch )
{
    CFMutableDictionaryRef callback;

    callback = CFDictionaryCreateMutable( allocator, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks );

    if ( callback )
    {
        CFDictionarySetValue( callback, _kDACallbackSessionKey, session );

        ___CFDictionarySetIntegerValue( callback, _kDACallbackAddressKey, address );
        ___CFDictionarySetIntegerValue( callback, _kDACallbackContextKey, context );
        ___CFDictionarySetIntegerValue( callback, _kDACallbackKindKey,    kind    );
        ___CFDictionarySetIntegerValue( callback, _kDACallbackOrderKey,   order   );

        if ( match )  CFDictionarySetValue( callback, _kDACallbackMatchKey, match );
        if ( watch )  CFDictionarySetValue( callback, _kDACallbackWatchKey, watch );
    }

    return ( void * ) callback;
}

DACallbackRef DACallbackCreateCopy( CFAllocatorRef allocator, DACallbackRef callback )
{
    return ( void * ) CFDictionaryCreateMutableCopy( allocator, 0, ( void * ) callback );
}

vm_offset_t DACallbackGetAddress( DACallbackRef callback )
{
    return ___CFDictionaryGetIntegerValue( ( void * ) callback, _kDACallbackAddressKey );
}

CFTypeRef DACallbackGetArgument0( DACallbackRef callback )
{
    return CFDictionaryGetValue( ( void * ) callback, _kDACallbackArgument0Key );
}

CFTypeRef DACallbackGetArgument1( DACallbackRef callback )
{
    return CFDictionaryGetValue( ( void * ) callback, _kDACallbackArgument1Key );
}

vm_offset_t DACallbackGetContext( DACallbackRef callback )
{
    return ___CFDictionaryGetIntegerValue( ( void * ) callback, _kDACallbackContextKey );
}

DADiskRef DACallbackGetDisk( DACallbackRef callback )
{
    return ( void * ) CFDictionaryGetValue( ( void * ) callback, _kDACallbackDiskKey );
}

_DACallbackKind DACallbackGetKind( DACallbackRef callback )
{
    return ___CFDictionaryGetIntegerValue( ( void * ) callback, _kDACallbackKindKey );
}

CFDictionaryRef DACallbackGetMatch( DACallbackRef callback )
{
    return CFDictionaryGetValue( ( void * ) callback, _kDACallbackMatchKey );
}

SInt32 DACallbackGetOrder( DACallbackRef callback )
{
    return ___CFDictionaryGetIntegerValue( ( void * ) callback, _kDACallbackOrderKey );
}

DASessionRef DACallbackGetSession( DACallbackRef callback )
{
    return ( void * ) CFDictionaryGetValue( ( void * ) callback, _kDACallbackSessionKey );
}

CFAbsoluteTime DACallbackGetTime( DACallbackRef callback )
{
    CFDateRef      date;
    CFAbsoluteTime time = 0;

    date = CFDictionaryGetValue( ( void * ) callback, _kDACallbackTimeKey );

    if ( date )
    {
        time = CFDateGetAbsoluteTime( date );
    }
    
    return time;
}

CFArrayRef DACallbackGetWatch( DACallbackRef callback )
{
    return CFDictionaryGetValue( ( void * ) callback, _kDACallbackWatchKey );
}

void DACallbackSetArgument0( DACallbackRef callback, CFTypeRef argument0 )
{
    if ( argument0 )
    {
        CFDictionarySetValue( ( void * ) callback, _kDACallbackArgument0Key, argument0 );
    }
    else
    {
        CFDictionaryRemoveValue( ( void * ) callback, _kDACallbackArgument0Key );
    }
}

void DACallbackSetArgument1( DACallbackRef callback, CFTypeRef argument1 )
{
    if ( argument1 )
    {
        CFDictionarySetValue( ( void * ) callback, _kDACallbackArgument1Key, argument1 );
    }
    else
    {
        CFDictionaryRemoveValue( ( void * ) callback, _kDACallbackArgument1Key );
    }
}

void DACallbackSetDisk( DACallbackRef callback, DADiskRef disk )
{
    if ( disk )
    {
        CFDictionarySetValue( ( void * ) callback, _kDACallbackDiskKey, disk );
    }
    else
    {
        CFDictionaryRemoveValue( ( void * ) callback, _kDACallbackDiskKey );
    }
}

void DACallbackSetSession( DACallbackRef callback, DASessionRef session )
{
    if ( session )
    {
        CFDictionarySetValue( ( void * ) callback, _kDACallbackSessionKey, session );
    }
    else
    {
        CFDictionaryRemoveValue( ( void * ) callback, _kDACallbackSessionKey );
    }
}

void DACallbackSetTime( DACallbackRef callback, CFAbsoluteTime time )
{
    CFDateRef date;

    date = CFDateCreate( kCFAllocatorDefault, time );

    if ( date )
    {
        CFDictionarySetValue( ( void * ) callback, _kDACallbackTimeKey, date );

        CFRelease( date );
    }
}