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137 lines
3.7 KiB
C
137 lines
3.7 KiB
C
/*
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* msvcrt.dll initialisation functions
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*
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* Copyright 2000 Jon Griffiths
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "msvcrt.h"
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#include "winternl.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
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/* Index to TLS */
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DWORD msvcrt_tls_index;
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static const char* msvcrt_get_reason(DWORD reason)
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{
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switch (reason)
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{
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case DLL_PROCESS_ATTACH: return "DLL_PROCESS_ATTACH";
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case DLL_PROCESS_DETACH: return "DLL_PROCESS_DETACH";
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case DLL_THREAD_ATTACH: return "DLL_THREAD_ATTACH";
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case DLL_THREAD_DETACH: return "DLL_THREAD_DETACH";
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}
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return "UNKNOWN";
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}
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static inline BOOL msvcrt_init_tls(void)
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{
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msvcrt_tls_index = TlsAlloc();
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if (msvcrt_tls_index == TLS_OUT_OF_INDEXES)
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{
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ERR("TlsAlloc() failed!\n");
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return FALSE;
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}
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return TRUE;
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}
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static inline BOOL msvcrt_free_tls(void)
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{
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if (!TlsFree(msvcrt_tls_index))
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{
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ERR("TlsFree() failed!\n");
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return FALSE;
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}
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return TRUE;
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}
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static inline void msvcrt_free_tls_mem(void)
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{
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thread_data_t *tls = TlsGetValue(msvcrt_tls_index);
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if (tls)
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{
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CloseHandle(tls->handle);
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HeapFree(GetProcessHeap(),0,tls->efcvt_buffer);
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HeapFree(GetProcessHeap(),0,tls->asctime_buffer);
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HeapFree(GetProcessHeap(),0,tls->wasctime_buffer);
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HeapFree(GetProcessHeap(),0,tls->strerror_buffer);
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HeapFree(GetProcessHeap(),0,tls->wcserror_buffer);
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HeapFree(GetProcessHeap(),0,tls->time_buffer);
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HeapFree(GetProcessHeap(),0,tls->tmpnam_buffer);
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HeapFree(GetProcessHeap(),0,tls->wtmpnam_buffer);
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if(tls->have_locale) {
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free_locinfo(tls->locinfo);
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free_mbcinfo(tls->mbcinfo);
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}
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}
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HeapFree(GetProcessHeap(), 0, tls);
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}
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/*********************************************************************
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* Init
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*/
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BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
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{
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TRACE("(%p, %s, %p) pid(%x), tid(%x), tls(%u)\n",
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hinstDLL, msvcrt_get_reason(fdwReason), lpvReserved,
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GetCurrentProcessId(), GetCurrentThreadId(),
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msvcrt_tls_index);
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switch (fdwReason)
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{
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case DLL_PROCESS_ATTACH:
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if (!msvcrt_init_tls())
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return FALSE;
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msvcrt_init_mt_locks();
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if(!msvcrt_init_locale()) {
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msvcrt_free_mt_locks();
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msvcrt_free_tls_mem();
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return FALSE;
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}
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msvcrt_init_math();
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msvcrt_init_io();
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msvcrt_init_console();
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msvcrt_init_args();
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msvcrt_init_signals();
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/* don't allow unloading msvcrt, we can't setup file handles twice */
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LdrAddRefDll( 0, hinstDLL );
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TRACE("finished process init\n");
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break;
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case DLL_THREAD_ATTACH:
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break;
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case DLL_PROCESS_DETACH:
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msvcrt_free_io();
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msvcrt_free_mt_locks();
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msvcrt_free_console();
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msvcrt_free_args();
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msvcrt_free_signals();
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msvcrt_free_tls_mem();
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if (!msvcrt_free_tls())
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return FALSE;
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MSVCRT__free_locale(MSVCRT_locale);
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TRACE("finished process free\n");
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break;
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case DLL_THREAD_DETACH:
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msvcrt_free_tls_mem();
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TRACE("finished thread free\n");
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break;
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}
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return TRUE;
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}
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