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| author | Remko Tronçon <git@el-tramo.be> | 2011-05-18 13:45:41 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2011-05-18 14:24:28 (GMT) |
| commit | 23fa0f462ddd0c686c677bfe5d4d743621432b7e (patch) | |
| tree | b8f0ea1860640f89eafba2460cc5d45bf28fc77c /Swiften/Base/SafeAllocator.h | |
| parent | 2456a8b12163b3249b6b9164b601c36772eb05a1 (diff) | |
| download | swift-23fa0f462ddd0c686c677bfe5d4d743621432b7e.zip swift-23fa0f462ddd0c686c677bfe5d4d743621432b7e.tar.bz2 | |
Introduce safe containers for storing passwords.
Diffstat (limited to 'Swiften/Base/SafeAllocator.h')
| -rw-r--r-- | Swiften/Base/SafeAllocator.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Swiften/Base/SafeAllocator.h b/Swiften/Base/SafeAllocator.h new file mode 100644 index 0000000..fc74234 --- /dev/null +++ b/Swiften/Base/SafeAllocator.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2011 Remko Tronçon + * Licensed under the GNU General Public License v3. + * See Documentation/Licenses/GPLv3.txt for more information. + */ + +#pragma once + +#include <vector> +#include <algorithm> + +namespace Swift { + template<typename T> + class SafeAllocator : public std::allocator<T> { + public: + template <class U> struct rebind { + typedef SafeAllocator<U> other; + }; + + SafeAllocator() throw() {} + SafeAllocator(const SafeAllocator&) throw() : std::allocator<T>() {} + template <class U> SafeAllocator(const SafeAllocator<U>&) throw() {} + ~SafeAllocator() throw() {} + + void deallocate (T* p, size_t num) { + std::fill(p, p + num, 0); + std::allocator<T>::deallocate(p, num); + } + }; +}; |