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63 lines
1.4 KiB
C++
63 lines
1.4 KiB
C++
/*
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Derived from source code of TrueCrypt 7.1a, which is
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Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
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by the TrueCrypt License 3.0.
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Modifications and additions to the original source code (contained in this file)
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and all other portions of this file are Copyright (c) 2013-2016 IDRIX
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and are governed by the Apache License 2.0 the full text of which is
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contained in the file License.txt included in VeraCrypt binary and source
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code distribution packages.
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*/
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#include "Common/Tcdefs.h"
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#include "Memory.h"
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#include "Exception.h"
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namespace VeraCrypt
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{
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void *Memory::Allocate (std::size_t size)
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{
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if (size < 1)
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throw ParameterIncorrect (SRC_POS);
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void *bufPtr = malloc (size);
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if (!bufPtr)
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throw bad_alloc();
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return bufPtr;
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}
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int Memory::Compare (const void *memory1, size_t size1, const void *memory2, size_t size2)
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{
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if (size1 > size2)
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return 1;
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else if (size1 < size2)
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return -1;
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return memcmp (memory1, memory2, size1);
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}
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void Memory::Copy (void *memoryDestination, const void *memorySource, size_t size)
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{
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assert (memoryDestination != nullptr && memorySource != nullptr);
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memcpy (memoryDestination, memorySource, size);
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}
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void Memory::Erase (void *memory, size_t size)
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{
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burn (memory, size);
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}
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void Memory::Zero (void *memory, size_t size)
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{
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memset (memory, 0, size);
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}
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void Memory::Free (void *memory)
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{
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assert (memory != nullptr);
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free (memory);
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}
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}
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