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 DEFINE_VTBL_WRAPPER(60);
  59
  60 #endif
  61
  62 void* (__cdecl *MSVCRT_operator_new)(MSVCP_size_t);
  63 void (__cdecl *MSVCRT_operator_delete)(void*);
  64 void* (__cdecl *MSVCRT_set_new_handler)(void*);
  65
  66 static void init_cxx_funcs(void)
  67 {
  68     HMODULE hmod = GetModuleHandleA("msvcrt.dll");
  69
  70     if (sizeof(void *) > sizeof(int))  /* 64-bit has different names */
  71     {
  72         MSVCRT_operator_new = (void*)GetProcAddress(hmod, "??2@YAPEAX_K@Z");
  73         MSVCRT_operator_delete = (void*)GetProcAddress(hmod, "??3@YAXPEAX@Z");
  74         MSVCRT_set_new_handler = (void*)GetProcAddress(hmod, "?_set_new_handler@@YAP6AH_K@ZP6AH0@Z@Z");
  75     }
  76     else
  77     {
  78         MSVCRT_operator_new = (void*)GetProcAddress(hmod, "??2@YAPAXI@Z");
  79         MSVCRT_operator_delete = (void*)GetProcAddress(hmod, "??3@YAXPAX@Z");
  80         MSVCRT_set_new_handler = (void*)GetProcAddress(hmod, "?_set_new_handler@@YAP6AHI@ZP6AHI@Z@Z");
  81     }
  82 }
  83
  84 /* _Container_base0 is used by apps compiled without iterator checking
  85  * (i.e. with _ITERATOR_DEBUG_LEVEL=0 ).
  86  * It provides empty versions of methods used by visual c++'s stl's
  87  * iterator checking.
  88  * msvcr100 has to provide them in case apps are compiled with /Od
  89  * or the optimizer fails to inline those (empty) calls.
  90  */
  91
  92 /* ?_Orphan_all@_Container_base0@std@@QAEXXZ */
  93 /* ?_Orphan_all@_Container_base0@std@@QEAAXXZ */
  94 DEFINE_THISCALL_WRAPPER(Container_base0_Orphan_all, 4)
  95 void __thiscall Container_base0_Orphan_all(void *this)
  96 {
  97 }
  98
  99 /* ?_Swap_all@_Container_base0@std@@QAEXAAU12@@Z */
 100 /* ?_Swap_all@_Container_base0@std@@QEAAXAEAU12@@Z */
 101 DEFINE_THISCALL_WRAPPER(Container_base0_Swap_all, 8)
 102 void __thiscall Container_base0_Swap_all(void *this, void *that)
 103 {
 104 }
 105
 106 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 107 {
 108     TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
 109
 110     switch (fdwReason)
 111     {
 112         case DLL_WINE_PREATTACH:
 113             return FALSE;  /* prefer native version */
 114         case DLL_PROCESS_ATTACH:
 115             init_cxx_funcs();
 116             init_lockit();
 117             init_io();
 118             break;
 119         case DLL_PROCESS_DETACH:
 120             free_io();
 121             free_locale();
 122             free_lockit();
 123             break;
 124     }
 125
 126     return TRUE;
 127 }
 128
 129 /* ?_BADOFF@std@@3JB -> long const std::_BADOFF */
 130 /* ?_BADOFF@std@@3_JB -> __int64 const std::_BADOFF */
 131 const streamoff std_BADOFF = -1;