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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsAbUtils_h__
#define nsAbUtils_h__
#include "nsMemory.h"
/*
* Wrapper class to automatically free an array of
* char* when class goes out of scope
*/
class CharPtrArrayGuard
{
public:
explicit CharPtrArrayGuard (bool freeElements = true) :
mFreeElements (freeElements),
mArray (0),
mSize (0)
{
}
~CharPtrArrayGuard ()
{
Free ();
}
char* operator[](int i)
{
return mArray[i];
}
uint32_t* GetSizeAddr(void)
{
return &mSize;
}
uint32_t GetSize(void)
{
return mSize;
}
char*** GetArrayAddr(void)
{
return &mArray;
}
const char** GetArray(void)
{
return (const char** ) mArray;
}
public:
private:
bool mFreeElements;
char **mArray;
uint32_t mSize;
void Free ()
{
if (!mArray)
return;
if (mFreeElements)
NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(mSize, mArray);
else
{
free(mArray);
}
}
};
/*
* Wrapper class to automatically free an array of
* char16_t* when class goes out of scope
*/
class PRUnicharPtrArrayGuard
{
public:
explicit PRUnicharPtrArrayGuard (bool freeElements = true) :
mFreeElements (freeElements),
mArray (0),
mSize (0)
{
}
~PRUnicharPtrArrayGuard ()
{
Free ();
}
char16_t* operator[](int i)
{
return mArray[i];
}
uint32_t* GetSizeAddr(void)
{
return &mSize;
}
uint32_t GetSize(void)
{
return mSize;
}
char16_t*** GetArrayAddr(void)
{
return &mArray;
}
const char16_t** GetArray(void)
{
return (const char16_t** ) mArray;
}
public:
private:
bool mFreeElements;
char16_t **mArray;
uint32_t mSize;
void Free ()
{
if (!mArray)
return;
if (mFreeElements)
NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(mSize, mArray);
else
{
free(mArray);
}
}
};
#endif /* nsAbUtils_h__ */
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