103 lines
2.4 KiB
C
103 lines
2.4 KiB
C
/*
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* Copyright 2021 Piotr Caban for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <malloc.h>
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#include <stdarg.h>
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#include "msvcrt.h"
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#include "windef.h"
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#include "winternl.h"
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#include "wine/debug.h"
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#include "cxx.h"
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WINE_DEFAULT_DEBUG_CHANNEL(concrt);
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CREATE_TYPE_INFO_VTABLE
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static HMODULE msvcp140;
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extern const vtable_ptr exception_vtable;
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int CDECL _callnewh(size_t size);
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void (__cdecl *_Xbad_alloc)(void);
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void* __cdecl operator_new(size_t size)
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{
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void *retval;
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int freed;
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do
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{
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retval = malloc(size);
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if (retval)
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{
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TRACE("(%Iu) returning %p\n", size, retval);
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return retval;
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}
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freed = _callnewh(size);
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} while (freed);
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TRACE("(%Iu) out of memory\n", size);
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_Xbad_alloc();
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return NULL;
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}
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void __cdecl operator_delete(void *mem)
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{
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free(mem);
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}
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static BOOL init_cxx_funcs(void)
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{
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msvcp140 = LoadLibraryA("msvcp140.dll");
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if (!msvcp140)
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{
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FIXME("Failed to load msvcp140.dll\n");
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return FALSE;
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}
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_Xbad_alloc = (void*)GetProcAddress(msvcp140, "?_Xbad_alloc@std@@YAXXZ");
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if (!_Xbad_alloc)
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{
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FIXME("Failed to get address of ?_Xbad_alloc@std@@YAXXZ\n");
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FreeLibrary(msvcp140);
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return FALSE;
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}
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return TRUE;
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}
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BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, LPVOID reserved)
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{
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switch (reason)
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{
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case DLL_PROCESS_ATTACH:
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if (!init_cxx_funcs()) return FALSE;
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#ifdef __x86_64__
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init_type_info_rtti((char*)inst);
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#endif
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msvcrt_init_concurrency(inst);
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break;
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case DLL_PROCESS_DETACH:
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if (reserved) break;
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FreeLibrary(msvcp140);
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break;
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}
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return TRUE;
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}
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