diff options
author | Wladimir J. van der Laan <laanwj@gmail.com> | 2012-03-24 20:07:01 +0100 |
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committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2012-04-04 09:35:01 +0200 |
commit | 6cb6d623479c5dd42d91de7a4d391078d0800e54 (patch) | |
tree | 22cd56f5bbda2cad0ea2ef654ef6548bee99a5eb /src/serialize.h | |
parent | f0b5e9e116a1eb8b19b3676e7f8b125e912a78f3 (diff) |
remove dependency on serialize.h and util.h for SecureString
Diffstat (limited to 'src/serialize.h')
-rw-r--r-- | src/serialize.h | 106 |
1 files changed, 2 insertions, 104 deletions
diff --git a/src/serialize.h b/src/serialize.h index 227bfb9270..2d4aaba6a9 100644 --- a/src/serialize.h +++ b/src/serialize.h @@ -19,38 +19,11 @@ #include <boost/tuple/tuple_comparison.hpp> #include <boost/tuple/tuple_io.hpp> +#include "allocators.h" + typedef long long int64; typedef unsigned long long uint64; -#ifdef WIN32 -#define _WIN32_WINNT 0x0501 -#define WIN32_LEAN_AND_MEAN 1 -#ifndef NOMINMAX -#define NOMINMAX -#endif -#include <windows.h> -// This is used to attempt to keep keying material out of swap -// Note that VirtualLock does not provide this as a guarantee on Windows, -// but, in practice, memory that has been VirtualLock'd almost never gets written to -// the pagefile except in rare circumstances where memory is extremely low. -#define mlock(p, n) VirtualLock((p), (n)); -#define munlock(p, n) VirtualUnlock((p), (n)); -#else -#include <sys/mman.h> -#include <limits.h> -/* This comes from limits.h if it's not defined there set a sane default */ -#ifndef PAGESIZE -#include <unistd.h> -#define PAGESIZE sysconf(_SC_PAGESIZE) -#endif -#define mlock(a,b) \ - mlock(((void *)(((size_t)(a)) & (~((PAGESIZE)-1)))),\ - (((((size_t)(a)) + (b) - 1) | ((PAGESIZE) - 1)) + 1) - (((size_t)(a)) & (~((PAGESIZE) - 1)))) -#define munlock(a,b) \ - munlock(((void *)(((size_t)(a)) & (~((PAGESIZE)-1)))),\ - (((((size_t)(a)) + (b) - 1) | ((PAGESIZE) - 1)) + 1) - (((size_t)(a)) & (~((PAGESIZE) - 1)))) -#endif - class CScript; class CDataStream; class CAutoFile; @@ -779,81 +752,6 @@ struct ser_streamplaceholder -// -// Allocator that locks its contents from being paged -// out of memory and clears its contents before deletion. -// -template<typename T> -struct secure_allocator : public std::allocator<T> -{ - // MSVC8 default copy constructor is broken - typedef std::allocator<T> base; - typedef typename base::size_type size_type; - typedef typename base::difference_type difference_type; - typedef typename base::pointer pointer; - typedef typename base::const_pointer const_pointer; - typedef typename base::reference reference; - typedef typename base::const_reference const_reference; - typedef typename base::value_type value_type; - secure_allocator() throw() {} - secure_allocator(const secure_allocator& a) throw() : base(a) {} - template <typename U> - secure_allocator(const secure_allocator<U>& a) throw() : base(a) {} - ~secure_allocator() throw() {} - template<typename _Other> struct rebind - { typedef secure_allocator<_Other> other; }; - - T* allocate(std::size_t n, const void *hint = 0) - { - T *p; - p = std::allocator<T>::allocate(n, hint); - if (p != NULL) - mlock(p, sizeof(T) * n); - return p; - } - - void deallocate(T* p, std::size_t n) - { - if (p != NULL) - { - memset(p, 0, sizeof(T) * n); - munlock(p, sizeof(T) * n); - } - std::allocator<T>::deallocate(p, n); - } -}; - - -// -// Allocator that clears its contents before deletion. -// -template<typename T> -struct zero_after_free_allocator : public std::allocator<T> -{ - // MSVC8 default copy constructor is broken - typedef std::allocator<T> base; - typedef typename base::size_type size_type; - typedef typename base::difference_type difference_type; - typedef typename base::pointer pointer; - typedef typename base::const_pointer const_pointer; - typedef typename base::reference reference; - typedef typename base::const_reference const_reference; - typedef typename base::value_type value_type; - zero_after_free_allocator() throw() {} - zero_after_free_allocator(const zero_after_free_allocator& a) throw() : base(a) {} - template <typename U> - zero_after_free_allocator(const zero_after_free_allocator<U>& a) throw() : base(a) {} - ~zero_after_free_allocator() throw() {} - template<typename _Other> struct rebind - { typedef zero_after_free_allocator<_Other> other; }; - - void deallocate(T* p, std::size_t n) - { - if (p != NULL) - memset(p, 0, sizeof(T) * n); - std::allocator<T>::deallocate(p, n); - } -}; |