freebsd: add initial support for running on FreeBSD, excluding Bluez,

ppd, and some things. Add a simple wpa_supplicant backend

core/internal/server/trayrecovery/manager.go

@@ -8,7 +8,6 @@ import (
 	"github.com/AvengeMedia/DankMaterialShell/core/internal/log"
 	"github.com/AvengeMedia/DankMaterialShell/core/internal/server/loginctl"
 	"github.com/godbus/dbus/v5"
-	"golang.org/x/sys/unix"
 )
 
 const resumeDelay = 3 * time.Second
@@ -95,21 +94,3 @@ func (m *Manager) Close() {
 	}
 	log.Info("TrayRecovery manager closed")
 }
-
-// timeSuspended returns how long the system has spent in suspend since boot.
-// It is the difference between CLOCK_BOOTTIME (includes suspend) and
-// CLOCK_MONOTONIC (excludes suspend).
-func timeSuspended() time.Duration {
-	var bt, mt unix.Timespec
-	if err := unix.ClockGettime(unix.CLOCK_BOOTTIME, &bt); err != nil {
-		return 0
-	}
-	if err := unix.ClockGettime(unix.CLOCK_MONOTONIC, &mt); err != nil {
-		return 0
-	}
-	diff := (bt.Sec-mt.Sec)*int64(time.Second) + (bt.Nsec - mt.Nsec)
-	if diff < 0 {
-		return 0
-	}
-	return time.Duration(diff)
-}