mirror of
https://github.com/unclechu/gRPC-haskell.git
synced 2024-09-30 02:07:25 +02:00
49 lines
1.6 KiB
Text
49 lines
1.6 KiB
Text
|
module Network.GRPC.Unsafe.Time where
|
||
|
|
||
|
import Control.Applicative
|
||
|
import Control.Monad
|
||
|
import Foreign.C.Types
|
||
|
import Foreign.Storable
|
||
|
import System.Clock
|
||
|
|
||
|
#include <grpc/support/time.h>
|
||
|
#include <grpc_haskell.h>
|
||
|
|
||
|
{#context prefix = "grp" #}
|
||
|
|
||
|
newtype CTimeSpec = CTimeSpec { timeSpec :: TimeSpec }
|
||
|
|
||
|
instance Storable CTimeSpec where
|
||
|
sizeOf _ = {#sizeof gpr_timespec #}
|
||
|
alignment _ = {#alignof gpr_timespec #}
|
||
|
peek p = fmap CTimeSpec $ TimeSpec
|
||
|
<$> liftM fromIntegral ({#get gpr_timespec->tv_sec #} p)
|
||
|
<*> liftM fromIntegral ({#get gpr_timespec->tv_nsec #} p)
|
||
|
poke p x = do
|
||
|
{#set gpr_timespec.tv_sec #} p (fromIntegral $ sec $ timeSpec x)
|
||
|
{#set gpr_timespec.tv_nsec #} p (fromIntegral $ nsec $ timeSpec x)
|
||
|
|
||
|
{#enum gpr_clock_type as ClockType {underscoreToCase} deriving (Eq) #}
|
||
|
|
||
|
-- | A pointer to a CTimeSpec. Must be destroyed manually with
|
||
|
-- 'timespecDestroy'.
|
||
|
{#pointer *gpr_timespec as CTimeSpecPtr -> CTimeSpec #}
|
||
|
|
||
|
{#fun timespec_destroy as ^ {`CTimeSpecPtr'} -> `()'#}
|
||
|
|
||
|
{#fun gpr_inf_future_ as ^ {`ClockType'} -> `CTimeSpecPtr'#}
|
||
|
|
||
|
-- | Get the current time for the given 'ClockType'. Warning: 'GprTimespan' will
|
||
|
-- cause a crash. Probably only need to use GprClockMonotonic, which returns 0.
|
||
|
{#fun gpr_now_ as ^ {`ClockType'} -> `CTimeSpecPtr'#}
|
||
|
|
||
|
{#fun gpr_time_to_millis_ as ^ {`CTimeSpecPtr'} -> `Int'#}
|
||
|
|
||
|
-- | Returns a GprClockMonotonic representing a deadline n seconds in the
|
||
|
-- future.
|
||
|
{#fun seconds_to_deadline as ^ {`Int'} -> `CTimeSpecPtr'#}
|
||
|
|
||
|
-- | Returns a GprClockMonotonic representing a deadline n milliseconds
|
||
|
-- in the future.
|
||
|
{#fun millis_to_deadline as ^ {`Int'} -> `CTimeSpecPtr'#}
|