mono/metadata/w32semaphore-win32.c

   1 /**
   2  * \file
   3  * Runtime support for managed Semaphore on Win32
   4  *
   5  * Author:
   6  *      Ludovic Henry (luhenry@microsoft.com)
   7  *
   8  * Licensed under the MIT license. See LICENSE file in the project root for full license information.
   9  */
  10
  11 #include "w32semaphore.h"
  12
  13 #include <windows.h>
  14 #include <winbase.h>
  15
  16 void
  17 mono_w32semaphore_init (void)
  18 {
  19 }
  20
  21 #if G_HAVE_API_SUPPORT(HAVE_CLASSIC_WINAPI_SUPPORT | HAVE_UWP_WINAPI_SUPPORT)
  22 gpointer
  23 ves_icall_System_Threading_Semaphore_CreateSemaphore_internal (gint32 initialCount, gint32 maximumCount, MonoString *name, gint32 *error)
  24 {
  25         HANDLE sem;
  26
  27         sem = CreateSemaphore (NULL, initialCount, maximumCount, name ? mono_string_chars (name) : NULL);
  28
  29         *error = GetLastError ();
  30
  31         return sem;
  32 }
  33 #endif /* G_HAVE_API_SUPPORT(HAVE_CLASSIC_WINAPI_SUPPORT | HAVE_UWP_WINAPI_SUPPORT) */
  34
  35 MonoBoolean
  36 ves_icall_System_Threading_Semaphore_ReleaseSemaphore_internal (gpointer handle, gint32 releaseCount, gint32 *prevcount)
  37 {
  38         return ReleaseSemaphore (handle, releaseCount, prevcount);
  39 }
  40
  41 gpointer
  42 ves_icall_System_Threading_Semaphore_OpenSemaphore_internal (MonoString *name, gint32 rights, gint32 *error)
  43 {
  44         HANDLE sem;
  45
  46         sem = OpenSemaphore (rights, FALSE, mono_string_chars (name));
  47
  48         *error = GetLastError ();
  49
  50         return sem;
  51 }