// Code generated by 'go generate'; DO NOT EDIT.

package winutil

import (
	"syscall"
	"unsafe"

	"github.com/dblohm7/wingoes"
	"golang.org/x/sys/windows"
)

var _ unsafe.Pointer

// Do the interface allocations only once for common
// Errno values.
const (
	errnoERROR_IO_PENDING = 997
)

var (
	errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
	errERROR_EINVAL     error = syscall.EINVAL
)

// errnoErr returns common boxed Errno values, to prevent
// allocations at runtime.
func errnoErr(e syscall.Errno) error {
	switch e {
	case 0:
		return errERROR_EINVAL
	case errnoERROR_IO_PENDING:
		return errERROR_IO_PENDING
	}
	// TODO: add more here, after collecting data on the common
	// error values see on Windows. (perhaps when running
	// all.bat?)
	return e
}

var (
	modadvapi32 = windows.NewLazySystemDLL("advapi32.dll")
	modkernel32 = windows.NewLazySystemDLL("kernel32.dll")
	modrstrtmgr = windows.NewLazySystemDLL("rstrtmgr.dll")

	procQueryServiceConfig2W          = modadvapi32.NewProc("QueryServiceConfig2W")
	procGetApplicationRestartSettings = modkernel32.NewProc("GetApplicationRestartSettings")
	procRegisterApplicationRestart    = modkernel32.NewProc("RegisterApplicationRestart")
	procRmEndSession                  = modrstrtmgr.NewProc("RmEndSession")
	procRmGetList                     = modrstrtmgr.NewProc("RmGetList")
	procRmJoinSession                 = modrstrtmgr.NewProc("RmJoinSession")
	procRmRegisterResources           = modrstrtmgr.NewProc("RmRegisterResources")
	procRmStartSession                = modrstrtmgr.NewProc("RmStartSession")
)

func queryServiceConfig2(hService windows.Handle, infoLevel uint32, buf *byte, bufLen uint32, bytesNeeded *uint32) (err error) {
	r1, _, e1 := syscall.Syscall6(procQueryServiceConfig2W.Addr(), 5, uintptr(hService), uintptr(infoLevel), uintptr(unsafe.Pointer(buf)), uintptr(bufLen), uintptr(unsafe.Pointer(bytesNeeded)), 0)
	if r1 == 0 {
		err = errnoErr(e1)
	}
	return
}

func getApplicationRestartSettings(process windows.Handle, commandLine *uint16, commandLineLen *uint32, flags *uint32) (ret wingoes.HRESULT) {
	r0, _, _ := syscall.Syscall6(procGetApplicationRestartSettings.Addr(), 4, uintptr(process), uintptr(unsafe.Pointer(commandLine)), uintptr(unsafe.Pointer(commandLineLen)), uintptr(unsafe.Pointer(flags)), 0, 0)
	ret = wingoes.HRESULT(r0)
	return
}

func registerApplicationRestart(cmdLineExclExeName *uint16, flags uint32) (ret wingoes.HRESULT) {
	r0, _, _ := syscall.Syscall(procRegisterApplicationRestart.Addr(), 2, uintptr(unsafe.Pointer(cmdLineExclExeName)), uintptr(flags), 0)
	ret = wingoes.HRESULT(r0)
	return
}

func rmEndSession(session _RMHANDLE) (ret error) {
	r0, _, _ := syscall.Syscall(procRmEndSession.Addr(), 1, uintptr(session), 0, 0)
	if r0 != 0 {
		ret = syscall.Errno(r0)
	}
	return
}

func rmGetList(session _RMHANDLE, nProcInfoNeeded *uint32, nProcInfo *uint32, rgAffectedApps *_RM_PROCESS_INFO, pRebootReasons *uint32) (ret error) {
	r0, _, _ := syscall.Syscall6(procRmGetList.Addr(), 5, uintptr(session), uintptr(unsafe.Pointer(nProcInfoNeeded)), uintptr(unsafe.Pointer(nProcInfo)), uintptr(unsafe.Pointer(rgAffectedApps)), uintptr(unsafe.Pointer(pRebootReasons)), 0)
	if r0 != 0 {
		ret = syscall.Errno(r0)
	}
	return
}

func rmJoinSession(pSession *_RMHANDLE, sessionKey *uint16) (ret error) {
	r0, _, _ := syscall.Syscall(procRmJoinSession.Addr(), 2, uintptr(unsafe.Pointer(pSession)), uintptr(unsafe.Pointer(sessionKey)), 0)
	if r0 != 0 {
		ret = syscall.Errno(r0)
	}
	return
}

func rmRegisterResources(session _RMHANDLE, nFiles uint32, rgsFileNames **uint16, nApplications uint32, rgApplications *_RM_UNIQUE_PROCESS, nServices uint32, rgsServiceNames **uint16) (ret error) {
	r0, _, _ := syscall.Syscall9(procRmRegisterResources.Addr(), 7, uintptr(session), uintptr(nFiles), uintptr(unsafe.Pointer(rgsFileNames)), uintptr(nApplications), uintptr(unsafe.Pointer(rgApplications)), uintptr(nServices), uintptr(unsafe.Pointer(rgsServiceNames)), 0, 0)
	if r0 != 0 {
		ret = syscall.Errno(r0)
	}
	return
}

func rmStartSession(pSession *_RMHANDLE, flags uint32, sessionKey *uint16) (ret error) {
	r0, _, _ := syscall.Syscall(procRmStartSession.Addr(), 3, uintptr(unsafe.Pointer(pSession)), uintptr(flags), uintptr(unsafe.Pointer(sessionKey)))
	if r0 != 0 {
		ret = syscall.Errno(r0)
	}
	return
}