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authorAlexander Harkness <bearbin@gmail.com>2013-11-24 15:21:13 +0100
committerAlexander Harkness <bearbin@gmail.com>2013-11-24 15:21:13 +0100
commit3438e5d3ddf8444f0e31009ffbe8237ef3752c22 (patch)
tree7c2f76d5e9281c130e60fb932c4dda89a49863b6 /CryptoPP/smartptr.h
parentMoved source to src (diff)
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Diffstat (limited to 'CryptoPP/smartptr.h')
-rw-r--r--CryptoPP/smartptr.h223
1 files changed, 0 insertions, 223 deletions
diff --git a/CryptoPP/smartptr.h b/CryptoPP/smartptr.h
deleted file mode 100644
index a0a727edc..000000000
--- a/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