dlls/msvcp80/msvcp80_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(msvcp);
  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
  57 #endif
  58
  59 void* (__cdecl *MSVCRT_operator_new)(MSVCP_size_t);
  60 void (__cdecl *MSVCRT_operator_delete)(void*);
  61 void* (__cdecl *MSVCRT_set_new_handler)(void*);
  62
  63 static void init_cxx_funcs(void)
  64 {
  65     HMODULE hmod = GetModuleHandleA("msvcrt.dll");
  66
  67     if (sizeof(void *) > sizeof(int))  /* 64-bit has different names */
  68     {
  69         MSVCRT_operator_new = (void*)GetProcAddress(hmod, "??2@YAPEAX_K@Z");
  70         MSVCRT_operator_delete = (void*)GetProcAddress(hmod, "??3@YAXPEAX@Z");
  71         MSVCRT_set_new_handler = (void*)GetProcAddress(hmod, "?_set_new_handler@@YAP6AH_K@ZP6AH0@Z@Z");
  72     }
  73     else
  74     {
  75         MSVCRT_operator_new = (void*)GetProcAddress(hmod, "??2@YAPAXI@Z");
  76         MSVCRT_operator_delete = (void*)GetProcAddress(hmod, "??3@YAXPAX@Z");
  77         MSVCRT_set_new_handler = (void*)GetProcAddress(hmod, "?_set_new_handler@@YAP6AHI@ZP6AHI@Z@Z");
  78     }
  79 }
  80
  81 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  82 {
  83     TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
  84
  85     switch (fdwReason)
  86     {
  87         case DLL_PROCESS_ATTACH:
  88             init_cxx_funcs();
  89             init_lockit();
  90             init_exception(hinstDLL);
  91             init_locale(hinstDLL);
  92             init_io(hinstDLL);
  93             break;
  94         case DLL_PROCESS_DETACH:
  95             if (lpvReserved) break;
  96             free_io();
  97             free_locale();
  98             free_lockit();
  99             break;
 100     }
 101
 102     return TRUE;
 103 }
 104
 105 /* ?_BADOFF@std@@3JB -> long const std::_BADOFF */
 106 /* ?_BADOFF@std@@3_JB -> __int64 const std::_BADOFF */
 107 const streamoff std_BADOFF = -1;
 108
 109 /* ?_BADOFF_func@std@@YAABJXZ -> long const & __cdecl std::_BADOFF_func(void) */
 110 /* ?_BADOFF_func@std@@YAAEB_JXZ -> __int64 const & __ptr64 __cdecl std::_BADOFF_func(void) */
 111 const streamoff * __cdecl std_BADOFF_func(void)
 112 {
 113     return &std_BADOFF;
 114 }
 115
 116 /* ?_Fpz@std@@3_JA  __int64 std::_Fpz */
 117 __int64 std_Fpz = 0;
 118
 119 /* ?_Fpz_func@std@@YAAA_JXZ -> __int64 & __cdecl std::_Fpz_func(void) */
 120 /* ?_Fpz_func@std@@YAAEA_JXZ -> __int64 & __ptr64 __cdecl std::_Fpz_func(void) */
 121 __int64 * __cdecl std_Fpz_func(void)
 122 {
 123     return &std_Fpz;
 124 }