dlls/msvcp100/msvcp100.c

   1 /*
   2  * msvcp100 specific functions
   3  *
   4  * Copyright 2011 Austin English
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <stdarg.h>
  24
  25 #include "msvcp.h"
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "wine/debug.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(msvcp);
  32
  33 #ifdef __i386__
  34
  35 #define DEFINE_VTBL_WRAPPER(off)            \
  36     __ASM_GLOBAL_FUNC(vtbl_wrapper_ ## off, \
  37         "popl %eax\n\t"                     \
  38         "popl %ecx\n\t"                     \
  39         "pushl %eax\n\t"                    \
  40         "movl 0(%ecx), %eax\n\t"            \
  41         "jmp *" #off "(%eax)\n\t")
  42
  43 DEFINE_VTBL_WRAPPER(0);
  44 DEFINE_VTBL_WRAPPER(4);
  45 DEFINE_VTBL_WRAPPER(8);
  46 DEFINE_VTBL_WRAPPER(12);
  47 DEFINE_VTBL_WRAPPER(16);
  48 DEFINE_VTBL_WRAPPER(20);
  49 DEFINE_VTBL_WRAPPER(24);
  50 DEFINE_VTBL_WRAPPER(28);
  51 DEFINE_VTBL_WRAPPER(32);
  52 DEFINE_VTBL_WRAPPER(36);
  53 DEFINE_VTBL_WRAPPER(40);
  54 DEFINE_VTBL_WRAPPER(44);
  55 DEFINE_VTBL_WRAPPER(48);
  56 DEFINE_VTBL_WRAPPER(52);
  57 DEFINE_VTBL_WRAPPER(56);
  58
  59 #endif
  60
  61 void* (__cdecl *MSVCRT_operator_new)(MSVCP_size_t);
  62 void (__cdecl *MSVCRT_operator_delete)(void*);
  63 void* (__cdecl *MSVCRT_set_new_handler)(void*);
  64
  65 static void init_cxx_funcs(void)
  66 {
  67     HMODULE hmod = GetModuleHandleA("msvcrt.dll");
  68
  69     if (sizeof(void *) > sizeof(int))  /* 64-bit has different names */
  70     {
  71         MSVCRT_operator_new = (void*)GetProcAddress(hmod, "??2@YAPEAX_K@Z");
  72         MSVCRT_operator_delete = (void*)GetProcAddress(hmod, "??3@YAXPEAX@Z");
  73         MSVCRT_set_new_handler = (void*)GetProcAddress(hmod, "?_set_new_handler@@YAP6AH_K@ZP6AH0@Z@Z");
  74     }
  75     else
  76     {
  77         MSVCRT_operator_new = (void*)GetProcAddress(hmod, "??2@YAPAXI@Z");
  78         MSVCRT_operator_delete = (void*)GetProcAddress(hmod, "??3@YAXPAX@Z");
  79         MSVCRT_set_new_handler = (void*)GetProcAddress(hmod, "?_set_new_handler@@YAP6AHI@ZP6AHI@Z@Z");
  80     }
  81 }
  82
  83 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  84 {
  85     TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
  86
  87     switch (fdwReason)
  88     {
  89         case DLL_WINE_PREATTACH:
  90             return FALSE;  /* prefer native version */
  91         case DLL_PROCESS_ATTACH:
  92             init_cxx_funcs();
  93             init_lockit();
  94             init_exception(hinstDLL);
  95             init_locale(hinstDLL);
  96             init_io(hinstDLL);
  97             break;
  98         case DLL_PROCESS_DETACH:
  99             if (lpvReserved) break;
 100             free_io();
 101             free_locale();
 102             free_lockit();
 103             break;
 104     }
 105
 106     return TRUE;
 107 }
 108
 109 /* ?_BADOFF@std@@3JB -> long const std::_BADOFF */
 110 /* ?_BADOFF@std@@3_JB -> __int64 const std::_BADOFF */
 111 const streamoff std_BADOFF = -1;