From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- .../components/jsoncpp/include/json/allocator.h | 88 ++++++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 toolkit/components/jsoncpp/include/json/allocator.h (limited to 'toolkit/components/jsoncpp/include/json/allocator.h') diff --git a/toolkit/components/jsoncpp/include/json/allocator.h b/toolkit/components/jsoncpp/include/json/allocator.h new file mode 100644 index 0000000000..95ef8a5ec4 --- /dev/null +++ b/toolkit/components/jsoncpp/include/json/allocator.h @@ -0,0 +1,88 @@ +// Copyright 2007-2010 Baptiste Lepilleur and The JsonCpp Authors +// Distributed under MIT license, or public domain if desired and +// recognized in your jurisdiction. +// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE + +#ifndef JSON_ALLOCATOR_H_INCLUDED +#define JSON_ALLOCATOR_H_INCLUDED + +#include +#include + +#pragma pack(push, 8) + +namespace Json { +template class SecureAllocator { +public: + // Type definitions + using value_type = T; + using pointer = T*; + using const_pointer = const T*; + using reference = T&; + using const_reference = const T&; + using size_type = std::size_t; + using difference_type = std::ptrdiff_t; + + /** + * Allocate memory for N items using the standard allocator. + */ + pointer allocate(size_type n) { + // allocate using "global operator new" + return static_cast(::operator new(n * sizeof(T))); + } + + /** + * Release memory which was allocated for N items at pointer P. + * + * The memory block is filled with zeroes before being released. + */ + void deallocate(pointer p, size_type n) { + // memset_s is used because memset may be optimized away by the compiler + memset_s(p, n * sizeof(T), 0, n * sizeof(T)); + // free using "global operator delete" + ::operator delete(p); + } + + /** + * Construct an item in-place at pointer P. + */ + template void construct(pointer p, Args&&... args) { + // construct using "placement new" and "perfect forwarding" + ::new (static_cast(p)) T(std::forward(args)...); + } + + size_type max_size() const { return size_t(-1) / sizeof(T); } + + pointer address(reference x) const { return std::addressof(x); } + + const_pointer address(const_reference x) const { return std::addressof(x); } + + /** + * Destroy an item in-place at pointer P. + */ + void destroy(pointer p) { + // destroy using "explicit destructor" + p->~T(); + } + + // Boilerplate + SecureAllocator() {} + template SecureAllocator(const SecureAllocator&) {} + template struct rebind { using other = SecureAllocator; }; +}; + +template +bool operator==(const SecureAllocator&, const SecureAllocator&) { + return true; +} + +template +bool operator!=(const SecureAllocator&, const SecureAllocator&) { + return false; +} + +} // namespace Json + +#pragma pack(pop) + +#endif // JSON_ALLOCATOR_H_INCLUDED -- cgit v1.2.3