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Diffstat (limited to 'Swiften/Base/SafeAllocator.h')
-rw-r--r--Swiften/Base/SafeAllocator.h30
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..9f9dd42
--- /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(reinterpret_cast<char*>(p), reinterpret_cast<char*>(p + num), 0);
+ std::allocator<T>::deallocate(p, num);
+ }
+ };
+};