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windows: add JobObject functions

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Change-Id: Ib8c3fe735ed72e3b211328c89170eb03fc64b102
Reviewed-on: https://go-review.googlesource.com/c/sys/+/178777
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Takuto Ikuta
2019-05-24 21:41:07 +09:00
committed by Brad Fitzpatrick
parent abf6ff7781
commit c3d486d151
2 changed files with 43 additions and 0 deletions
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3
windows/syscall_windows.go
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@@ -251,6 +251,9 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys ResetEvent(event Handle) (err error) = kernel32.ResetEvent
//sys PulseEvent(event Handle) (err error) = kernel32.PulseEvent
//sys SleepEx(milliseconds uint32, alertable bool) (ret uint32) = kernel32.SleepEx
//sys CreateJobObject(jobAttr *SecurityAttributes, name *uint16) (handle Handle, err error) = kernel32.CreateJobObjectW
//sys AssignProcessToJobObject(job Handle, process Handle) (err error) = kernel32.AssignProcessToJobObject
//sys TerminateJobObject(job Handle, exitCode uint32) (err error) = kernel32.TerminateJobObject
// Volume Management Functions
//sys DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) = DefineDosDeviceW

40
windows/zsyscall_windows.go
View File

@@ -188,6 +188,9 @@ var (
procResetEvent = modkernel32.NewProc("ResetEvent")
procPulseEvent = modkernel32.NewProc("PulseEvent")
procSleepEx = modkernel32.NewProc("SleepEx")
procCreateJobObjectW = modkernel32.NewProc("CreateJobObjectW")
procAssignProcessToJobObject = modkernel32.NewProc("AssignProcessToJobObject")
procTerminateJobObject = modkernel32.NewProc("TerminateJobObject")
procDefineDosDeviceW = modkernel32.NewProc("DefineDosDeviceW")
procDeleteVolumeMountPointW = modkernel32.NewProc("DeleteVolumeMountPointW")
procFindFirstVolumeW = modkernel32.NewProc("FindFirstVolumeW")
@@ -2011,6 +2014,43 @@ func SleepEx(milliseconds uint32, alertable bool) (ret uint32) {
return
}
func CreateJobObject(jobAttr *SecurityAttributes, name *uint16) (handle Handle, err error) {
r0, _, e1 := syscall.Syscall(procCreateJobObjectW.Addr(), 2, uintptr(unsafe.Pointer(jobAttr)), uintptr(unsafe.Pointer(name)), 0)
handle = Handle(r0)
if handle == 0 {
if e1 != 0 {
err = errnoErr(e1)
} else {
err = syscall.EINVAL
}
}
return
}
func AssignProcessToJobObject(job Handle, process Handle) (err error) {
r1, _, e1 := syscall.Syscall(procAssignProcessToJobObject.Addr(), 2, uintptr(job), uintptr(process), 0)
if r1 == 0 {
if e1 != 0 {
err = errnoErr(e1)
} else {
err = syscall.EINVAL
}
}
return
}
func TerminateJobObject(job Handle, exitCode uint32) (err error) {
r1, _, e1 := syscall.Syscall(procTerminateJobObject.Addr(), 2, uintptr(job), uintptr(exitCode), 0)
if r1 == 0 {
if e1 != 0 {
err = errnoErr(e1)
} else {
err = syscall.EINVAL
}
}
return
}
func DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) {
r1, _, e1 := syscall.Syscall(procDefineDosDeviceW.Addr(), 3, uintptr(flags), uintptr(unsafe.Pointer(deviceName)), uintptr(unsafe.Pointer(targetPath)))
if r1 == 0 {