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/*
File: CAPropertyAddress.h
Abstract: Part of CoreAudio Utility Classes
Version: 1.1
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
Inc. ("Apple") in consideration of your agreement to the following
terms, and your use, installation, modification or redistribution of
this Apple software constitutes acceptance of these terms. If you do
not agree with these terms, please do not use, install, modify or
redistribute this Apple software.
In consideration of your agreement to abide by the following terms, and
subject to these terms, Apple grants you a personal, non-exclusive
license, under Apple's copyrights in this original Apple software (the
"Apple Software"), to use, reproduce, modify and redistribute the Apple
Software, with or without modifications, in source and/or binary forms;
provided that if you redistribute the Apple Software in its entirety and
without modifications, you must retain this notice and the following
text and disclaimers in all such redistributions of the Apple Software.
Neither the name, trademarks, service marks or logos of Apple Inc. may
be used to endorse or promote products derived from the Apple Software
without specific prior written permission from Apple. Except as
expressly stated in this notice, no other rights or licenses, express or
implied, are granted by Apple herein, including but not limited to any
patent rights that may be infringed by your derivative works or by other
works in which the Apple Software may be incorporated.
The Apple Software is provided by Apple on an "AS IS" basis. APPLE
MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Copyright (C) 2014 Apple Inc. All Rights Reserved.
*/
#if !defined(__CAPropertyAddress_h__)
#define __CAPropertyAddress_h__
//==================================================================================================
// Includes
//==================================================================================================
// PublicUtility Includes
#include "CADebugMacros.h"
// System Includes
#include <CoreAudio/AudioHardware.h>
// Standard Library Includes
#include <algorithm>
#include <functional>
#include <vector>
//==================================================================================================
// CAPropertyAddress
//
// CAPropertyAddress extends the AudioObjectPropertyAddress structure to C++ including constructors
// and other utility operations. Note that there is no defined operator< or operator== because the
// presence of wildcards for the fields make comparisons ambiguous without specifying whether or
// not to take the wildcards into account. Consequently, if you want to use this struct in an STL
// data structure, you'll need to specify the approriate function object explicitly in the template
// declaration.
//==================================================================================================
struct CAPropertyAddress
:
public AudioObjectPropertyAddress
{
// Construction/Destruction
public:
CAPropertyAddress() : AudioObjectPropertyAddress() { mSelector = 0; mScope = kAudioObjectPropertyScopeGlobal; mElement = kAudioObjectPropertyElementMaster; }
CAPropertyAddress(AudioObjectPropertySelector inSelector) : AudioObjectPropertyAddress() { mSelector = inSelector; mScope = kAudioObjectPropertyScopeGlobal; mElement = kAudioObjectPropertyElementMaster; }
CAPropertyAddress(AudioObjectPropertySelector inSelector, AudioObjectPropertyScope inScope) : AudioObjectPropertyAddress() { mSelector = inSelector; mScope = inScope; mElement = kAudioObjectPropertyElementMaster; }
CAPropertyAddress(AudioObjectPropertySelector inSelector, AudioObjectPropertyScope inScope, AudioObjectPropertyElement inElement) : AudioObjectPropertyAddress() { mSelector = inSelector; mScope = inScope; mElement = inElement; }
CAPropertyAddress(const AudioObjectPropertyAddress& inAddress) : AudioObjectPropertyAddress(inAddress){}
CAPropertyAddress(const CAPropertyAddress& inAddress) : AudioObjectPropertyAddress(inAddress){}
CAPropertyAddress& operator=(const AudioObjectPropertyAddress& inAddress) { AudioObjectPropertyAddress::operator=(inAddress); return *this; }
CAPropertyAddress& operator=(const CAPropertyAddress& inAddress) { AudioObjectPropertyAddress::operator=(inAddress); return *this; }
// Operations
public:
static bool IsSameAddress(const AudioObjectPropertyAddress& inAddress1, const AudioObjectPropertyAddress& inAddress2) { return (inAddress1.mScope == inAddress2.mScope) && (inAddress1.mSelector == inAddress2.mSelector) && (inAddress1.mElement == inAddress2.mElement); }
static bool IsLessThanAddress(const AudioObjectPropertyAddress& inAddress1, const AudioObjectPropertyAddress& inAddress2) { bool theAnswer = false; if(inAddress1.mScope != inAddress2.mScope) { theAnswer = inAddress1.mScope < inAddress2.mScope; } else if(inAddress1.mSelector != inAddress2.mSelector) { theAnswer = inAddress1.mSelector < inAddress2.mSelector; } else { theAnswer = inAddress1.mElement < inAddress2.mElement; } return theAnswer; }
static bool IsCongruentSelector(AudioObjectPropertySelector inSelector1, AudioObjectPropertySelector inSelector2) { return (inSelector1 == inSelector2) || (inSelector1 == kAudioObjectPropertySelectorWildcard) || (inSelector2 == kAudioObjectPropertySelectorWildcard); }
static bool IsCongruentScope(AudioObjectPropertyScope inScope1, AudioObjectPropertyScope inScope2) { return (inScope1 == inScope2) || (inScope1 == kAudioObjectPropertyScopeWildcard) || (inScope2 == kAudioObjectPropertyScopeWildcard); }
static bool IsCongruentElement(AudioObjectPropertyElement inElement1, AudioObjectPropertyElement inElement2) { return (inElement1 == inElement2) || (inElement1 == kAudioObjectPropertyElementWildcard) || (inElement2 == kAudioObjectPropertyElementWildcard); }
static bool IsCongruentAddress(const AudioObjectPropertyAddress& inAddress1, const AudioObjectPropertyAddress& inAddress2) { return IsCongruentScope(inAddress1.mScope, inAddress2.mScope) && IsCongruentSelector(inAddress1.mSelector, inAddress2.mSelector) && IsCongruentElement(inAddress1.mElement, inAddress2.mElement); }
static bool IsCongruentLessThanAddress(const AudioObjectPropertyAddress& inAddress1, const AudioObjectPropertyAddress& inAddress2) { bool theAnswer = false; if(!IsCongruentScope(inAddress1.mScope, inAddress2.mScope)) { theAnswer = inAddress1.mScope < inAddress2.mScope; } else if(!IsCongruentSelector(inAddress1.mSelector, inAddress2.mSelector)) { theAnswer = inAddress1.mSelector < inAddress2.mSelector; } else if(!IsCongruentElement(inAddress1.mElement, inAddress2.mElement)) { theAnswer = inAddress1.mElement < inAddress2.mElement; } return theAnswer; }
// STL Helpers
public:
struct EqualTo : public std::binary_function<AudioObjectPropertyAddress, AudioObjectPropertyAddress, bool>
{
bool operator()(const AudioObjectPropertyAddress& inAddress1, const AudioObjectPropertyAddress& inAddress2) const { return IsSameAddress(inAddress1, inAddress2); }
};
struct LessThan : public std::binary_function<AudioObjectPropertyAddress, AudioObjectPropertyAddress, bool>
{
bool operator()(const AudioObjectPropertyAddress& inAddress1, const AudioObjectPropertyAddress& inAddress2) const { return IsLessThanAddress(inAddress1, inAddress2); }
};
struct CongruentEqualTo : public std::binary_function<AudioObjectPropertyAddress, AudioObjectPropertyAddress, bool>
{
bool operator()(const AudioObjectPropertyAddress& inAddress1, const AudioObjectPropertyAddress& inAddress2) const { return IsCongruentAddress(inAddress1, inAddress2); }
};
struct CongruentLessThan : public std::binary_function<AudioObjectPropertyAddress, AudioObjectPropertyAddress, bool>
{
bool operator()(const AudioObjectPropertyAddress& inAddress1, const AudioObjectPropertyAddress& inAddress2) const { return IsCongruentLessThanAddress(inAddress1, inAddress2); }
};
};
//==================================================================================================
// CAPropertyAddressList
//
// An auto-resizing array of CAPropertyAddress structures.
//==================================================================================================
class CAPropertyAddressList
{
// Construction/Destruction
public:
CAPropertyAddressList() : mAddressList(), mToken(NULL) {}
explicit CAPropertyAddressList(void* inToken) : mAddressList(), mToken(inToken) {}
explicit CAPropertyAddressList(uintptr_t inToken) : mAddressList(), mToken(reinterpret_cast<void*>(inToken)) {}
CAPropertyAddressList(const CAPropertyAddressList& inAddressList) : mAddressList(inAddressList.mAddressList), mToken(inAddressList.mToken) {}
CAPropertyAddressList& operator=(const CAPropertyAddressList& inAddressList) { mAddressList = inAddressList.mAddressList; mToken = inAddressList.mToken; return *this; }
~CAPropertyAddressList() {}
// Operations
public:
void* GetToken() const { return mToken; }
void SetToken(void* inToken) { mToken = inToken; }
uintptr_t GetIntToken() const { return reinterpret_cast<uintptr_t>(mToken); }
void SetIntToken(uintptr_t inToken) { mToken = reinterpret_cast<void*>(inToken); }
AudioObjectID GetAudioObjectIDToken() const { return static_cast<AudioObjectID>(reinterpret_cast<uintptr_t>(mToken)); }
bool IsEmpty() const { return mAddressList.empty(); }
UInt32 GetNumberItems() const { return ToUInt32(mAddressList.size()); }
void GetItemByIndex(UInt32 inIndex, AudioObjectPropertyAddress& outAddress) const { if(inIndex < mAddressList.size()) { outAddress = mAddressList.at(inIndex); } }
const AudioObjectPropertyAddress* GetItems() const { return &(*mAddressList.begin()); }
AudioObjectPropertyAddress* GetItems() { return &(*mAddressList.begin()); }
bool HasItem(const AudioObjectPropertyAddress& inAddress) const { AddressList::const_iterator theIterator = std::find_if(mAddressList.begin(), mAddressList.end(), std::bind1st(CAPropertyAddress::CongruentEqualTo(), inAddress)); return theIterator != mAddressList.end(); }
bool HasExactItem(const AudioObjectPropertyAddress& inAddress) const { AddressList::const_iterator theIterator = std::find_if(mAddressList.begin(), mAddressList.end(), std::bind1st(CAPropertyAddress::EqualTo(), inAddress)); return theIterator != mAddressList.end(); }
void AppendItem(const AudioObjectPropertyAddress& inAddress) { mAddressList.push_back(inAddress); }
void AppendUniqueItem(const AudioObjectPropertyAddress& inAddress) { if(!HasItem(inAddress)) { mAddressList.push_back(inAddress); } }
void AppendUniqueExactItem(const AudioObjectPropertyAddress& inAddress) { if(!HasExactItem(inAddress)) { mAddressList.push_back(inAddress); } }
void InsertItemAtIndex(UInt32 inIndex, const AudioObjectPropertyAddress& inAddress) { if(inIndex < mAddressList.size()) { AddressList::iterator theIterator = mAddressList.begin(); std::advance(theIterator, static_cast<int>(inIndex)); mAddressList.insert(theIterator, inAddress); } else { mAddressList.push_back(inAddress); } }
void EraseExactItem(const AudioObjectPropertyAddress& inAddress) { AddressList::iterator theIterator = std::find_if(mAddressList.begin(), mAddressList.end(), std::bind1st(CAPropertyAddress::EqualTo(), inAddress)); if(theIterator != mAddressList.end()) { mAddressList.erase(theIterator); } }
void EraseItemAtIndex(UInt32 inIndex) { if(inIndex < mAddressList.size()) { AddressList::iterator theIterator = mAddressList.begin(); std::advance(theIterator, static_cast<int>(inIndex)); mAddressList.erase(theIterator); } }
void EraseAllItems() { mAddressList.clear(); }
// Implementation
private:
typedef std::vector<CAPropertyAddress> AddressList;
AddressList mAddressList;
void* mToken;
};
//==================================================================================================
// CAPropertyAddressListVector
//
// An auto-resizing array of CAPropertyAddressList objects.
//==================================================================================================
class CAPropertyAddressListVector
{
// Construction/Destruction
public:
CAPropertyAddressListVector() : mAddressListVector() {}
CAPropertyAddressListVector(const CAPropertyAddressListVector& inAddressListVector) : mAddressListVector(inAddressListVector.mAddressListVector) {}
CAPropertyAddressListVector& operator=(const CAPropertyAddressListVector& inAddressListVector) { mAddressListVector = inAddressListVector.mAddressListVector; return *this; }
~CAPropertyAddressListVector() {}
// Operations
public:
bool IsEmpty() const { return mAddressListVector.empty(); }
bool HasAnyNonEmptyItems() const;
bool HasAnyItemsWithAddress(const AudioObjectPropertyAddress& inAddress) const;
bool HasAnyItemsWithExactAddress(const AudioObjectPropertyAddress& inAddress) const;
UInt32 GetNumberItems() const { return ToUInt32(mAddressListVector.size()); }
const CAPropertyAddressList& GetItemByIndex(UInt32 inIndex) const { return mAddressListVector.at(inIndex); }
CAPropertyAddressList& GetItemByIndex(UInt32 inIndex) { return mAddressListVector.at(inIndex); }
const CAPropertyAddressList* GetItemByToken(void* inToken) const;
CAPropertyAddressList* GetItemByToken(void* inToken);
const CAPropertyAddressList* GetItemByIntToken(uintptr_t inToken) const;
CAPropertyAddressList* GetItemByIntToken(uintptr_t inToken);
void AppendItem(const CAPropertyAddressList& inAddressList) { mAddressListVector.push_back(inAddressList); }
void EraseAllItems() { mAddressListVector.clear(); }
// Implementation
private:
typedef std::vector<CAPropertyAddressList> AddressListVector;
AddressListVector mAddressListVector;
};
inline bool CAPropertyAddressListVector::HasAnyNonEmptyItems() const
{
bool theAnswer = false;
for(AddressListVector::const_iterator theIterator = mAddressListVector.begin(); !theAnswer && (theIterator != mAddressListVector.end()); ++theIterator)
{
theAnswer = !theIterator->IsEmpty();
}
return theAnswer;
}
inline bool CAPropertyAddressListVector::HasAnyItemsWithAddress(const AudioObjectPropertyAddress& inAddress) const
{
bool theAnswer = false;
for(AddressListVector::const_iterator theIterator = mAddressListVector.begin(); !theAnswer && (theIterator != mAddressListVector.end()); ++theIterator)
{
theAnswer = theIterator->HasItem(inAddress);
}
return theAnswer;
}
inline bool CAPropertyAddressListVector::HasAnyItemsWithExactAddress(const AudioObjectPropertyAddress& inAddress) const
{
bool theAnswer = false;
for(AddressListVector::const_iterator theIterator = mAddressListVector.begin(); !theAnswer && (theIterator != mAddressListVector.end()); ++theIterator)
{
theAnswer = theIterator->HasExactItem(inAddress);
}
return theAnswer;
}
inline const CAPropertyAddressList* CAPropertyAddressListVector::GetItemByToken(void* inToken) const
{
const CAPropertyAddressList* theAnswer = NULL;
bool wasFound = false;
for(AddressListVector::const_iterator theIterator = mAddressListVector.begin(); !wasFound && (theIterator != mAddressListVector.end()); ++theIterator)
{
if(theIterator->GetToken() == inToken)
{
wasFound = true;
theAnswer = &(*theIterator);
}
}
return theAnswer;
}
inline CAPropertyAddressList* CAPropertyAddressListVector::GetItemByToken(void* inToken)
{
CAPropertyAddressList* theAnswer = NULL;
bool wasFound = false;
for(AddressListVector::iterator theIterator = mAddressListVector.begin(); !wasFound && (theIterator != mAddressListVector.end()); ++theIterator)
{
if(theIterator->GetToken() == inToken)
{
wasFound = true;
theAnswer = &(*theIterator);
}
}
return theAnswer;
}
inline const CAPropertyAddressList* CAPropertyAddressListVector::GetItemByIntToken(uintptr_t inToken) const
{
const CAPropertyAddressList* theAnswer = NULL;
bool wasFound = false;
for(AddressListVector::const_iterator theIterator = mAddressListVector.begin(); !wasFound && (theIterator != mAddressListVector.end()); ++theIterator)
{
if(theIterator->GetIntToken() == inToken)
{
wasFound = true;
theAnswer = &(*theIterator);
}
}
return theAnswer;
}
inline CAPropertyAddressList* CAPropertyAddressListVector::GetItemByIntToken(uintptr_t inToken)
{
CAPropertyAddressList* theAnswer = NULL;
bool wasFound = false;
for(AddressListVector::iterator theIterator = mAddressListVector.begin(); !wasFound && (theIterator != mAddressListVector.end()); ++theIterator)
{
if(theIterator->GetIntToken() == inToken)
{
wasFound = true;
theAnswer = &(*theIterator);
}
}
return theAnswer;
}
#endif
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