dlls/msvcrt/main.c

   1 /*
   2  * msvcrt.dll initialisation functions
   3  *
   4  * Copyright 2000 Jon Griffiths
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20 #include "msvcrt.h"
  21
  22 #include "msvcrt/locale.h"
  23 #include "msvcrt/stdio.h"
  24
  25 #include "wine/debug.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
  28
  29 /* Index to TLS */
  30 DWORD MSVCRT_tls_index;
  31
  32 static inline BOOL msvcrt_init_tls(void);
  33 static inline BOOL msvcrt_free_tls(void);
  34 const char* msvcrt_get_reason(DWORD reason) WINE_UNUSED;
  35
  36 typedef void* (*MSVCRT_malloc_func)(unsigned int);
  37 typedef void (*MSVCRT_free_func)(void*);
  38
  39 /*********************************************************************
  40  *                  Init
  41  */
  42 BOOL WINAPI MSVCRT_Init(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  43 {
  44   MSVCRT_thread_data *tls;
  45
  46   TRACE("(%p, %s, %p) pid(%ld), tid(%ld), tls(%ld)\n",
  47         hinstDLL, msvcrt_get_reason(fdwReason), lpvReserved,
  48         (long)GetCurrentProcessId(), (long)GetCurrentThreadId(),
  49         (long)MSVCRT_tls_index);
  50
  51   switch (fdwReason)
  52   {
  53   case DLL_PROCESS_ATTACH:
  54     if (!msvcrt_init_tls())
  55       return FALSE;
  56     msvcrt_init_mt_locks();
  57     msvcrt_init_vtables();
  58     msvcrt_init_io();
  59     msvcrt_init_console();
  60     msvcrt_init_args();
  61     MSVCRT_setlocale(0, "C");
  62     TRACE("finished process init\n");
  63     break;
  64   case DLL_THREAD_ATTACH:
  65     break;
  66   case DLL_PROCESS_DETACH:
  67     msvcrt_free_mt_locks();
  68     msvcrt_free_io();
  69     msvcrt_free_console();
  70     msvcrt_free_args();
  71     if (!msvcrt_free_tls())
  72       return FALSE;
  73     TRACE("finished process free\n");
  74     break;
  75   case DLL_THREAD_DETACH:
  76     /* Free TLS */
  77     tls = TlsGetValue(MSVCRT_tls_index);
  78     if (tls) HeapFree(GetProcessHeap(), 0, tls);
  79     TRACE("finished thread free\n");
  80     break;
  81   }
  82   return TRUE;
  83 }
  84
  85 static inline BOOL msvcrt_init_tls(void)
  86 {
  87   MSVCRT_tls_index = TlsAlloc();
  88
  89   if (MSVCRT_tls_index == TLS_OUT_OF_INDEXES)
  90   {
  91     ERR("TlsAlloc() failed!\n");
  92     return FALSE;
  93   }
  94   return TRUE;
  95 }
  96
  97 static inline BOOL msvcrt_free_tls(void)
  98 {
  99   if (!TlsFree(MSVCRT_tls_index))
 100   {
 101     ERR("TlsFree() failed!\n");
 102     return FALSE;
 103   }
 104   return TRUE;
 105 }
 106
 107 const char* msvcrt_get_reason(DWORD reason)
 108 {
 109   switch (reason)
 110   {
 111   case DLL_PROCESS_ATTACH: return "DLL_PROCESS_ATTACH";
 112   case DLL_PROCESS_DETACH: return "DLL_PROCESS_DETACH";
 113   case DLL_THREAD_ATTACH:  return "DLL_THREAD_ATTACH";
 114   case DLL_THREAD_DETACH:  return "DLL_THREAD_DETACH";
 115   }
 116   return "UNKNOWN";
 117 }
 118
 119
 120 /*********************************************************************
 121  *              $I10_OUTPUT (MSVCRT.@)
 122  * Function not really understood but needed to make the DLL work
 123  */
 124 void MSVCRT_I10_OUTPUT(void)
 125 {
 126   /* FIXME: This is probably data, not a function */
 127 }
 128
 129
 130 /*********************************************************************
 131  *              __unDName (MSVCRT.@)
 132  * Function not really understood but needed to make the DLL work
 133  */
 134 char* MSVCRT___unDName(int unknown, const char* mangled,
 135                        MSVCRT_malloc_func memget,
 136                        MSVCRT_free_func memfree,
 137                        unsigned int flags)
 138 {
 139   char* ret;
 140
 141   FIXME("(%d,%s,%p,%p,%x) stub!\n", unknown, mangled, memget, memfree, flags);
 142
 143   /* Experimentation reveals the following flag meanings when set:
 144    * 0x0001 - Dont show __ in calling convention
 145    * 0x0002 - Dont show calling convention at all
 146    * 0x0004 - Dont show function/method return value
 147    * 0x0010 - Same as 0x1
 148    * 0x0080 - Dont show access specifier (public/protected/private)
 149    * 0x0200 - Dont show static specifier
 150    * 0x1000 - Only report the variable/class name
 151    */
 152   /* Duplicate the mangled name; for comparisons it doesn't matter anyway */
 153   ret = memget(strlen(mangled) + 1);
 154   strcpy(ret, mangled);
 155   return ret;
 156 }
 157
 158
 159 /*********************************************************************
 160  *              __unDNameEx (MSVCRT.@)
 161  * Function not really understood but needed to make the DLL work
 162  */
 163 char* MSVCRT___unDNameEx(void)
 164 {
 165    return NULL;
 166 }