src/libs/compat/freebsd_network/Condvar.cpp

   1 /*
   2  * Copyright 2009 Colin Günther, coling@gmx.de
   3  * All Rights Reserved. Distributed under the terms of the MIT License.
   4  */
   5
   6
   7 extern "C" {
   8 #include <compat/sys/condvar.h>
   9 #include <compat/sys/kernel.h>
  10 }
  11
  12 #include "Condvar.h"
  13
  14
  15 void
  16 conditionInit(struct cv* variable, const char* description)
  17 {
  18         variable->condition.Init(variable, description);
  19 }
  20
  21
  22 void
  23 conditionPublish(struct cv* variable, const void* waitChannel,
  24         const char* description)
  25 {
  26         variable->condition.Publish(waitChannel, description);
  27 }
  28
  29
  30 void
  31 conditionUnpublish(struct cv* variable)
  32 {
  33         variable->condition.Unpublish();
  34 }
  35
  36
  37 int
  38 conditionTimedWait(struct cv* variable, const int timeout)
  39 {
  40         status_t status = variable->condition.Wait(B_RELATIVE_TIMEOUT,
  41                 ticks_to_usecs(timeout));
  42
  43         if (status != B_OK)
  44                 status = EWOULDBLOCK;
  45         return status;
  46 }
  47
  48
  49 void
  50 conditionWait(struct cv* variable)
  51 {
  52         variable->condition.Wait();
  53 }
  54
  55
  56 void
  57 conditionNotifyOne(struct cv* variable)
  58 {
  59         variable->condition.NotifyOne();
  60 }
  61
  62
  63 int
  64 publishedConditionTimedWait(const void* waitChannel, const int timeout)
  65 {
  66         ConditionVariableEntry variableEntry;
  67
  68         status_t status = variableEntry.Wait(waitChannel, B_RELATIVE_TIMEOUT,
  69                 ticks_to_usecs(timeout));
  70
  71         if (status != B_OK)
  72                 status = EWOULDBLOCK;
  73         return status;
  74 }
  75
  76
  77 void
  78 publishedConditionNotifyAll(const void* waitChannel)
  79 {
  80         ConditionVariable::NotifyAll(waitChannel, B_OK);
  81 }