tls.c File Reference

#include <precomp.h>
#include <stdlib.h>
#include <internal/tls.h>
#include <internal/rterror.h>

Include dependency graph for tls.c:

Go to the source code of this file.

Functions
BOOL	msvcrt_init_tls (void)
BOOL	msvcrt_free_tls (void)
thread_data_t *	msvcrt_get_thread_data (void)
void	msvcrt_free_tls_mem (void)

Variables
static DWORD	msvcrt_tls_index

Function Documentation

msvcrt_free_tls()

BOOL msvcrt_free_tls

(

void

)

Definition at line 21 of file tls.c.

{
  if (!TlsFree(msvcrt_tls_index))
  {
    ERR("TlsFree() failed!\n");
    return FALSE;
  }
  return TRUE;
}

Referenced by DllMain(), and msvcrt_init_exception().

msvcrt_free_tls_mem()

void msvcrt_free_tls_mem

(

void

)

Definition at line 51 of file tls.c.

{
  thread_data_t *tls = TlsGetValue(msvcrt_tls_index);
 
  if (tls)
  {
    CloseHandle(tls->handle);
    HeapFree(GetProcessHeap(),0,tls->efcvt_buffer);
    HeapFree(GetProcessHeap(),0,tls->asctime_buffer);
    HeapFree(GetProcessHeap(),0,tls->wasctime_buffer);
    HeapFree(GetProcessHeap(),0,tls->strerror_buffer);
    HeapFree(GetProcessHeap(),0,tls->wcserror_buffer);
    HeapFree(GetProcessHeap(),0,tls->time_buffer);
    //if(tls->have_locale) {
    //    free_locinfo(tls->locinfo);
    //    free_mbcinfo(tls->mbcinfo);
    //}
  }
  HeapFree(GetProcessHeap(), 0, tls);
}

Referenced by DllMain(), and msvcrt_init_exception().

msvcrt_get_thread_data()

thread_data_t * msvcrt_get_thread_data

(

void

)

Definition at line 31 of file tls.c.

{
    thread_data_t *ptr;
    DWORD err = GetLastError();  /* need to preserve last error */
 
    if (!(ptr = TlsGetValue( msvcrt_tls_index )))
    {
        if (!(ptr = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ptr) )))
            _amsg_exit( _RT_THREAD );
        if (!TlsSetValue( msvcrt_tls_index, ptr )) _amsg_exit( _RT_THREAD );
        ptr->tid = GetCurrentThreadId();
        ptr->handle = INVALID_HANDLE_VALUE;
        ptr->random_seed = 1;
        ptr->locinfo = MSVCRT_locale->locinfo;
        ptr->mbcinfo = MSVCRT_locale->mbcinfo;
    }
    SetLastError( err );
    return ptr;
}

Referenced by __CxxRegisterExceptionObject(), __CxxUnregisterExceptionObject(), __doserrno(), __fpecode(), __pxcptinfoptrs(), __wcserror(), _beginthread_trampoline(), _configthreadlocale(), _CreateFrameInfo(), _errno(), _FindAndUnlinkFrame(), _gmtime64(), _IsExceptionObjectToBeDestroyed(), _strerror(), _tasctime(), _wcserror(), _wtmpnam(), get_locinfo(), get_mbcinfo(), MSVCRT___pxcptinfoptrs(), MSVCRT___uncaught_exception(), MSVCRT__get_terminate(), MSVCRT__get_unexpected(), MSVCRT__set_se_translator(), MSVCRT_set_unexpected(), MSVCRT_terminate(), MSVCRT_unexpected(), rand(), srand(), strerror(), strtok(), tmpnam(), and wcstok().

msvcrt_init_tls()

BOOL msvcrt_init_tls

(

void

)

Definition at line 9 of file tls.c.

{
  msvcrt_tls_index = TlsAlloc();
 
  if (msvcrt_tls_index == TLS_OUT_OF_INDEXES)
  {
    ERR("TlsAlloc() failed!\n");
    return FALSE;
  }
  return TRUE;
}

Referenced by crt_process_init(), and DllMain().

Variable Documentation

msvcrt_tls_index

DWORD msvcrt_tls_index

static

Definition at line 7 of file tls.c.

Referenced by msvcrt_free_tls(), msvcrt_free_tls_mem(), msvcrt_get_thread_data(), and msvcrt_init_tls().