dlls/msvcp60/main.c

   1 /*
   2  * Copyright 2010 Piotr Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22
  23 #include "msvcp.h"
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "wine/debug.h"
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(msvcp90);
  30
  31 #ifdef __i386__
  32
  33 #define DEFINE_VTBL_WRAPPER(off)            \
  34     __ASM_GLOBAL_FUNC(vtbl_wrapper_ ## off, \
  35         "popl %eax\n\t"                     \
  36         "popl %ecx\n\t"                     \
  37         "pushl %eax\n\t"                    \
  38         "movl 0(%ecx), %eax\n\t"            \
  39         "jmp *" #off "(%eax)\n\t")
  40
  41 DEFINE_VTBL_WRAPPER(0);
  42 DEFINE_VTBL_WRAPPER(4);
  43 DEFINE_VTBL_WRAPPER(8);
  44 DEFINE_VTBL_WRAPPER(12);
  45 DEFINE_VTBL_WRAPPER(16);
  46 DEFINE_VTBL_WRAPPER(20);
  47 DEFINE_VTBL_WRAPPER(24);
  48 DEFINE_VTBL_WRAPPER(28);
  49 DEFINE_VTBL_WRAPPER(32);
  50 DEFINE_VTBL_WRAPPER(36);
  51 DEFINE_VTBL_WRAPPER(40);
  52 DEFINE_VTBL_WRAPPER(44);
  53 DEFINE_VTBL_WRAPPER(48);
  54 DEFINE_VTBL_WRAPPER(52);
  55 DEFINE_VTBL_WRAPPER(56);
  56 DEFINE_VTBL_WRAPPER(60);
  57
  58 #endif
  59
  60 void* (__cdecl *MSVCRT_operator_new)(MSVCP_size_t);
  61 void (__cdecl *MSVCRT_operator_delete)(void*);
  62 void* (__cdecl *MSVCRT_set_new_handler)(void*);
  63
  64 static void init_cxx_funcs(void)
  65 {
  66     HMODULE hmod = GetModuleHandleA("msvcrt.dll");
  67
  68     if (sizeof(void *) > sizeof(int))  /* 64-bit has different names */
  69     {
  70         MSVCRT_operator_new = (void*)GetProcAddress(hmod, "??2@YAPEAX_K@Z");
  71         MSVCRT_operator_delete = (void*)GetProcAddress(hmod, "??3@YAXPEAX@Z");
  72         MSVCRT_set_new_handler = (void*)GetProcAddress(hmod, "?_set_new_handler@@YAP6AH_K@ZP6AH0@Z@Z");
  73     }
  74     else
  75     {
  76         MSVCRT_operator_new = (void*)GetProcAddress(hmod, "??2@YAPAXI@Z");
  77         MSVCRT_operator_delete = (void*)GetProcAddress(hmod, "??3@YAXPAX@Z");
  78         MSVCRT_set_new_handler = (void*)GetProcAddress(hmod, "?_set_new_handler@@YAP6AHI@ZP6AHI@Z@Z");
  79     }
  80 }
  81
  82 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  83 {
  84     TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
  85
  86     switch (fdwReason)
  87     {
  88         case DLL_WINE_PREATTACH:
  89             return FALSE;    /* prefer native version */
  90         case DLL_PROCESS_ATTACH:
  91             init_cxx_funcs();
  92             init_lockit();
  93             break;
  94         case DLL_PROCESS_DETACH:
  95             free_lockit();
  96             break;
  97     }
  98
  99     return TRUE;
 100 }