diff options
Diffstat (limited to 'libs/appleutility/CoreAudio/PublicUtility/CAAutoDisposer.h')
| -rw-r--r-- | libs/appleutility/CoreAudio/PublicUtility/CAAutoDisposer.h | 186 |
1 files changed, 93 insertions, 93 deletions
diff --git a/libs/appleutility/CoreAudio/PublicUtility/CAAutoDisposer.h b/libs/appleutility/CoreAudio/PublicUtility/CAAutoDisposer.h index 2da241506c..eef4762dc6 100644 --- a/libs/appleutility/CoreAudio/PublicUtility/CAAutoDisposer.h +++ b/libs/appleutility/CoreAudio/PublicUtility/CAAutoDisposer.h @@ -2,14 +2,14 @@ File: CAAutoDisposer.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 @@ -25,13 +25,13 @@ 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 @@ -40,9 +40,9 @@ 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(__CAPtr_h__) #define __CAPtr_h__ @@ -78,10 +78,10 @@ inline void* CA_realloc(void* old, size_t size) #endif inline void* CA_calloc(size_t n, size_t size) -{ +{ // ensure that multiplication will not overflow if (n && UINTPTR_MAX / n < size) throw std::bad_alloc(); - + size_t nsize = n*size; void* p = malloc(nsize); if (!p && nsize) throw std::bad_alloc(); @@ -107,87 +107,87 @@ private: T* ptr_; public: - + CAAutoFree() : ptr_(0) {} - + explicit CAAutoFree(T* ptr) : ptr_(ptr) {} - + template<typename U> CAAutoFree(CAAutoFree<U>& that) : ptr_(that.release()) {} // take ownership // C++ std says: a template constructor is never a copy constructor CAAutoFree(CAAutoFree<T>& that) : ptr_(that.release()) {} // take ownership - CAAutoFree(size_t n, bool clear = false) + CAAutoFree(size_t n, bool clear = false) // this becomes an ambiguous call if n == 0 - : ptr_(0) + : ptr_(0) { size_t maxItems = ~size_t(0) / sizeof(T); - if (n > maxItems) + if (n > maxItems) throw std::bad_alloc(); ptr_ = static_cast<T*>(clear ? CA_calloc(n, sizeof(T)) : CA_malloc(n * sizeof(T))); } - + ~CAAutoFree() { free(); } - - void alloc(size_t numItems, bool clear = false) + + void alloc(size_t numItems, bool clear = false) { size_t maxItems = ~size_t(0) / sizeof(T); if (numItems > maxItems) throw std::bad_alloc(); - + free(); ptr_ = static_cast<T*>(clear ? CA_calloc(numItems, sizeof(T)) : CA_malloc(numItems * sizeof(T))); } - - void allocBytes(size_t numBytes, bool clear = false) + + void allocBytes(size_t numBytes, bool clear = false) { free(); ptr_ = static_cast<T*>(clear ? CA_calloc(1, numBytes) : CA_malloc(numBytes)); } - - void reallocBytes(size_t numBytes) + + void reallocBytes(size_t numBytes) { ptr_ = static_cast<T*>(CA_realloc(ptr_, numBytes)); } - void reallocItems(size_t numItems) + void reallocItems(size_t numItems) { size_t maxItems = ~size_t(0) / sizeof(T); if (numItems > maxItems) throw std::bad_alloc(); - + ptr_ = static_cast<T*>(CA_realloc(ptr_, numItems * sizeof(T))); } - + template <typename U> - CAAutoFree& operator=(CAAutoFree<U>& that) - { + CAAutoFree& operator=(CAAutoFree<U>& that) + { set(that.release()); // take ownership return *this; } - - CAAutoFree& operator=(CAAutoFree& that) - { + + CAAutoFree& operator=(CAAutoFree& that) + { set(that.release()); // take ownership return *this; } - - CAAutoFree& operator=(T* ptr) + + CAAutoFree& operator=(T* ptr) { - set(ptr); + set(ptr); return *this; } - + template <typename U> - CAAutoFree& operator=(U* ptr) + CAAutoFree& operator=(U* ptr) { - set(ptr); + set(ptr); return *this; } - + T& operator*() const { return *ptr_; } T* operator->() const { return ptr_; } - + T* operator()() const { return ptr_; } T* get() const { return ptr_; } operator T*() const { return ptr_; } @@ -196,15 +196,15 @@ public: bool operator!=(CAAutoFree const& that) const { return ptr_ != that.ptr_; } bool operator==(T* ptr) const { return ptr_ == ptr; } bool operator!=(T* ptr) const { return ptr_ != ptr; } - - T* release() + + T* release() { // release ownership T* result = ptr_; ptr_ = 0; return result; } - + void set(T* ptr) { if (ptr != ptr_) @@ -213,8 +213,8 @@ public: ptr_ = ptr; } } - - void free() + + void free() { set(0); } @@ -237,7 +237,7 @@ public: template<typename U> operator CAAutoFree<U>() { return CAAutoFree<U>(release()); } - + }; @@ -251,61 +251,61 @@ public: CAAutoDelete() : ptr_(0) {} explicit CAAutoDelete(T* ptr) : ptr_(ptr) {} - + template<typename U> CAAutoDelete(CAAutoDelete<U>& that) : ptr_(that.release()) {} // take ownership // C++ std says: a template constructor is never a copy constructor CAAutoDelete(CAAutoDelete<T>& that) : ptr_(that.release()) {} // take ownership - + ~CAAutoDelete() { free(); } - + template <typename U> - CAAutoDelete& operator=(CAAutoDelete<U>& that) - { + CAAutoDelete& operator=(CAAutoDelete<U>& that) + { set(that.release()); // take ownership return *this; } - - CAAutoDelete& operator=(CAAutoDelete& that) - { + + CAAutoDelete& operator=(CAAutoDelete& that) + { set(that.release()); // take ownership return *this; } - - CAAutoDelete& operator=(T* ptr) + + CAAutoDelete& operator=(T* ptr) { - set(ptr); + set(ptr); return *this; } - + template <typename U> - CAAutoDelete& operator=(U* ptr) + CAAutoDelete& operator=(U* ptr) { - set(ptr); + set(ptr); return *this; } - + T& operator*() const { return *ptr_; } T* operator->() const { return ptr_; } - + T* operator()() const { return ptr_; } T* get() const { return ptr_; } operator T*() const { return ptr_; } - + bool operator==(CAAutoDelete const& that) const { return ptr_ == that.ptr_; } bool operator!=(CAAutoDelete const& that) const { return ptr_ != that.ptr_; } bool operator==(T* ptr) const { return ptr_ == ptr; } bool operator!=(T* ptr) const { return ptr_ != ptr; } - - T* release() + + T* release() { // release ownership T* result = ptr_; ptr_ = 0; return result; } - + void set(T* ptr) { if (ptr != ptr_) @@ -314,8 +314,8 @@ public: ptr_ = ptr; } } - - void free() + + void free() { set(0); } @@ -338,7 +338,7 @@ public: template<typename U> operator CAAutoFree<U>() { return CAAutoFree<U>(release()); } - + }; @@ -352,53 +352,53 @@ public: CAAutoArrayDelete() : ptr_(0) {} explicit CAAutoArrayDelete(T* ptr) : ptr_(ptr) {} - + template<typename U> CAAutoArrayDelete(CAAutoArrayDelete<U>& that) : ptr_(that.release()) {} // take ownership // C++ std says: a template constructor is never a copy constructor CAAutoArrayDelete(CAAutoArrayDelete<T>& that) : ptr_(that.release()) {} // take ownership - + // this becomes an ambiguous call if n == 0 CAAutoArrayDelete(size_t n) : ptr_(new T[n]) {} - + ~CAAutoArrayDelete() { free(); } - - void alloc(size_t numItems) + + void alloc(size_t numItems) { free(); ptr_ = new T [numItems]; } - + template <typename U> - CAAutoArrayDelete& operator=(CAAutoArrayDelete<U>& that) - { + CAAutoArrayDelete& operator=(CAAutoArrayDelete<U>& that) + { set(that.release()); // take ownership return *this; } - - CAAutoArrayDelete& operator=(CAAutoArrayDelete& that) - { + + CAAutoArrayDelete& operator=(CAAutoArrayDelete& that) + { set(that.release()); // take ownership return *this; } - - CAAutoArrayDelete& operator=(T* ptr) + + CAAutoArrayDelete& operator=(T* ptr) { - set(ptr); + set(ptr); return *this; } - + template <typename U> - CAAutoArrayDelete& operator=(U* ptr) + CAAutoArrayDelete& operator=(U* ptr) { - set(ptr); + set(ptr); return *this; } - + T& operator*() const { return *ptr_; } T* operator->() const { return ptr_; } - + T* operator()() const { return ptr_; } T* get() const { return ptr_; } operator T*() const { return ptr_; } @@ -407,15 +407,15 @@ public: bool operator!=(CAAutoArrayDelete const& that) const { return ptr_ != that.ptr_; } bool operator==(T* ptr) const { return ptr_ == ptr; } bool operator!=(T* ptr) const { return ptr_ != ptr; } - - T* release() + + T* release() { // release ownership T* result = ptr_; ptr_ = 0; return result; } - + void set(T* ptr) { if (ptr != ptr_) @@ -424,8 +424,8 @@ public: ptr_ = ptr; } } - - void free() + + void free() { set(0); } @@ -448,7 +448,7 @@ public: template<typename U> operator CAAutoArrayDelete<U>() { return CAAutoFree<U>(release()); } - + }; @@ -493,7 +493,7 @@ void sink(CAAutoFree<char> captr) } -int main (int argc, char * const argv[]) +int main (int argc, char * const argv[]) { CAAutoFree<char> captr(source()); |