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author | Mattes D <github@xoft.cz> | 2014-01-25 22:05:16 +0100 |
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committer | Mattes D <github@xoft.cz> | 2014-01-25 22:05:16 +0100 |
commit | 437a9c8d1f13cc7770a95534dbf71b78685edfe7 (patch) | |
tree | 68b0e13a46f3936bb772106c0ca8d8e74aba2b8e /lib/cryptopp/smartptr.h | |
parent | Merge pull request #581 from worktycho/strerror (diff) | |
parent | ProtoProxy: Modified to use PolarSSL. (diff) | |
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Diffstat (limited to 'lib/cryptopp/smartptr.h')
-rw-r--r-- | lib/cryptopp/smartptr.h | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/lib/cryptopp/smartptr.h b/lib/cryptopp/smartptr.h deleted file mode 100644 index a0a727edc..000000000 --- a/lib/cryptopp/smartptr.h +++ /dev/null @@ -1,223 +0,0 @@ -#ifndef CRYPTOPP_SMARTPTR_H -#define CRYPTOPP_SMARTPTR_H - -#include "config.h" -#include <algorithm> - -NAMESPACE_BEGIN(CryptoPP) - -template <class T> class simple_ptr -{ -public: - simple_ptr(T *p = NULL) : m_p(p) {} - ~simple_ptr() {delete m_p; m_p = NULL;} // set m_p to NULL so double destruction (which might occur in Singleton) will be harmless - T *m_p; -}; - -template <class T> class member_ptr -{ -public: - explicit member_ptr(T *p = NULL) : m_p(p) {} - - ~member_ptr(); - - const T& operator*() const { return *m_p; } - T& operator*() { return *m_p; } - - const T* operator->() const { return m_p; } - T* operator->() { return m_p; } - - const T* get() const { return m_p; } - T* get() { return m_p; } - - T* release() - { - T *old_p = m_p; - m_p = 0; - return old_p; - } - - void reset(T *p = 0); - -protected: - member_ptr(const member_ptr<T>& rhs); // copy not allowed - void operator=(const member_ptr<T>& rhs); // assignment not allowed - - T *m_p; -}; - -template <class T> member_ptr<T>::~member_ptr() {delete m_p;} -template <class T> void member_ptr<T>::reset(T *p) {delete m_p; m_p = p;} - -// ******************************************************** - -template<class T> class value_ptr : public member_ptr<T> -{ -public: - value_ptr(const T &obj) : member_ptr<T>(new T(obj)) {} - value_ptr(T *p = NULL) : member_ptr<T>(p) {} - value_ptr(const value_ptr<T>& rhs) - : member_ptr<T>(rhs.m_p ? new T(*rhs.m_p) : NULL) {} - - value_ptr<T>& operator=(const value_ptr<T>& rhs); - bool operator==(const value_ptr<T>& rhs) - { - return (!this->m_p && !rhs.m_p) || (this->m_p && rhs.m_p && *this->m_p == *rhs.m_p); - } -}; - -template <class T> value_ptr<T>& value_ptr<T>::operator=(const value_ptr<T>& rhs) -{ - T *old_p = this->m_p; - this->m_p = rhs.m_p ? new T(*rhs.m_p) : NULL; - delete old_p; - return *this; -} - -// ******************************************************** - -template<class T> class clonable_ptr : public member_ptr<T> -{ -public: - clonable_ptr(const T &obj) : member_ptr<T>(obj.Clone()) {} - clonable_ptr(T *p = NULL) : member_ptr<T>(p) {} - clonable_ptr(const clonable_ptr<T>& rhs) - : member_ptr<T>(rhs.m_p ? rhs.m_p->Clone() : NULL) {} - - clonable_ptr<T>& operator=(const clonable_ptr<T>& rhs); -}; - -template <class T> clonable_ptr<T>& clonable_ptr<T>::operator=(const clonable_ptr<T>& rhs) -{ - T *old_p = this->m_p; - this->m_p = rhs.m_p ? rhs.m_p->Clone() : NULL; - delete old_p; - return *this; -} - -// ******************************************************** - -template<class T> class counted_ptr -{ -public: - explicit counted_ptr(T *p = 0); - counted_ptr(const T &r) : m_p(0) {attach(r);} - counted_ptr(const counted_ptr<T>& rhs); - - ~counted_ptr(); - - const T& operator*() const { return *m_p; } - T& operator*() { return *m_p; } - - const T* operator->() const { return m_p; } - T* operator->() { return get(); } - - const T* get() const { return m_p; } - T* get(); - - void attach(const T &p); - - counted_ptr<T> & operator=(const counted_ptr<T>& rhs); - -private: - T *m_p; -}; - -template <class T> counted_ptr<T>::counted_ptr(T *p) - : m_p(p) -{ - if (m_p) - m_p->m_referenceCount = 1; -} - -template <class T> counted_ptr<T>::counted_ptr(const counted_ptr<T>& rhs) - : m_p(rhs.m_p) -{ - if (m_p) - m_p->m_referenceCount++; -} - -template <class T> counted_ptr<T>::~counted_ptr() -{ - if (m_p && --m_p->m_referenceCount == 0) - delete m_p; -} - -template <class T> void counted_ptr<T>::attach(const T &r) -{ - if (m_p && --m_p->m_referenceCount == 0) - delete m_p; - if (r.m_referenceCount == 0) - { - m_p = r.clone(); - m_p->m_referenceCount = 1; - } - else - { - m_p = const_cast<T *>(&r); - m_p->m_referenceCount++; - } -} - -template <class T> T* counted_ptr<T>::get() -{ - if (m_p && m_p->m_referenceCount > 1) - { - T *temp = m_p->clone(); - m_p->m_referenceCount--; - m_p = temp; - m_p->m_referenceCount = 1; - } - return m_p; -} - -template <class T> counted_ptr<T> & counted_ptr<T>::operator=(const counted_ptr<T>& rhs) -{ - if (m_p != rhs.m_p) - { - if (m_p && --m_p->m_referenceCount == 0) - delete m_p; - m_p = rhs.m_p; - if (m_p) - m_p->m_referenceCount++; - } - return *this; -} - -// ******************************************************** - -template <class T> class vector_member_ptrs -{ -public: - vector_member_ptrs(size_t size=0) - : m_size(size), m_ptr(new member_ptr<T>[size]) {} - ~vector_member_ptrs() - {delete [] this->m_ptr;} - - member_ptr<T>& operator[](size_t index) - {assert(index<this->m_size); return this->m_ptr[index];} - const member_ptr<T>& operator[](size_t index) const - {assert(index<this->m_size); return this->m_ptr[index];} - - size_t size() const {return this->m_size;} - void resize(size_t newSize) - { - member_ptr<T> *newPtr = new member_ptr<T>[newSize]; - for (size_t i=0; i<this->m_size && i<newSize; i++) - newPtr[i].reset(this->m_ptr[i].release()); - delete [] this->m_ptr; - this->m_size = newSize; - this->m_ptr = newPtr; - } - -private: - vector_member_ptrs(const vector_member_ptrs<T> &c); // copy not allowed - void operator=(const vector_member_ptrs<T> &x); // assignment not allowed - - size_t m_size; - member_ptr<T> *m_ptr; -}; - -NAMESPACE_END - -#endif |