1 | /* $Id: kernel_cpp.h 82968 2020-02-04 10:35:17Z vboxsync $ */
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2 | /** @file
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3 | * Kernel C++, Haiku private.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2012-2020 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | */
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17 |
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18 | /*
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19 | * This code is based on:
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20 | *
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21 | * VirtualBox Guest Additions for Haiku. C++ in the kernel.
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22 | *
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23 | * Copyright 2002-2009, Axel Dörfler, axeld@pinc-software.de.
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24 | * Distributed under the terms of the MIT License.
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25 | */
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26 |
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27 | #ifndef GA_INCLUDED_SRC_haiku_SharedFolders_kernel_cpp_h
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28 | #define GA_INCLUDED_SRC_haiku_SharedFolders_kernel_cpp_h
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29 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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30 | # pragma once
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31 | #endif
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32 |
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33 | #ifdef __cplusplus
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34 |
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35 | #include <new>
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36 | #include <stdlib.h>
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37 |
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38 | #if _KERNEL_MODE || _LOADER_MODE
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39 |
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40 | using namespace std;
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41 | extern const nothrow_t std::nothrow;
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42 |
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43 | // We need new() versions we can use when also linking against libgcc.
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44 | // std::nothrow can't be used since it's defined in both libgcc and
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45 | // kernel_cpp.cpp.
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46 | typedef struct {} mynothrow_t;
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47 | extern const mynothrow_t mynothrow;
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48 |
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49 |
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50 | inline void *
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51 | operator new(size_t size) throw (std::bad_alloc)
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52 | {
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53 | // we don't actually throw any exceptions, but we have to
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54 | // keep the prototype as specified in <new>, or else GCC 3
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55 | // won't like us
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56 | return malloc(size);
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57 | }
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58 |
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59 |
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60 | inline void *
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61 | operator new[](size_t size) throw (std::bad_alloc)
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62 | {
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63 | return malloc(size);
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64 | }
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65 |
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66 |
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67 | inline void *
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68 | operator new(size_t size, const std::nothrow_t &) throw ()
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69 | {
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70 | return malloc(size);
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71 | }
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72 |
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73 |
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74 | inline void *
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75 | operator new[](size_t size, const std::nothrow_t &) throw ()
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76 | {
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77 | return malloc(size);
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78 | }
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79 |
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80 |
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81 | inline void *
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82 | operator new(size_t size, const mynothrow_t &) throw ()
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83 | {
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84 | return malloc(size);
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85 | }
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86 |
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87 |
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88 | inline void *
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89 | operator new[](size_t size, const mynothrow_t &) throw ()
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90 | {
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91 | return malloc(size);
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92 | }
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93 |
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94 |
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95 | inline void
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96 | operator delete(void *ptr) throw ()
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97 | {
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98 | free(ptr);
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99 | }
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100 |
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101 |
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102 | inline void
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103 | operator delete[](void *ptr) throw ()
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104 | {
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105 | free(ptr);
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106 | }
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107 |
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108 | #endif // #if _KERNEL_MODE
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109 |
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110 | #endif // __cplusplus
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111 |
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112 | #endif /* !GA_INCLUDED_SRC_haiku_SharedFolders_kernel_cpp_h */
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