github.com/iDigitalFlame/xmt@v0.5.4/cmd/zombie_windows.go (about) 1 //go:build windows 2 // +build windows 3 4 // Copyright (C) 2020 - 2023 iDigitalFlame 5 // 6 // This program is free software: you can redistribute it and/or modify 7 // it under the terms of the GNU General Public License as published by 8 // the Free Software Foundation, either version 3 of the License, or 9 // any later version. 10 // 11 // This program is distributed in the hope that it will be useful, 12 // but WITHOUT ANY WARRANTY; without even the implied warranty of 13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 // GNU General Public License for more details. 15 // 16 // You should have received a copy of the GNU General Public License 17 // along with this program. If not, see <https://www.gnu.org/licenses/>. 18 // 19 20 package cmd 21 22 import ( 23 "context" 24 "sync/atomic" 25 ) 26 27 func (z *Zombie) wait() { 28 z.t.callback = z.callback 29 z.t.wait(z.x.i.ProcessID, z.x.i.ThreadID) 30 } 31 func (z *Zombie) callback() { 32 z.stopWith(z.t.exit, z.t.err) 33 } 34 35 // Start will attempt to start the Zombie and will return an errors that occur 36 // while starting the Process. 37 // 38 // This function will return 'ErrEmptyCommand' if the 'Args' or 'Data' 39 // parameters are empty and 'ErrAlreadyStarted' if attempting to 40 // start a Zombie that already has been started previously. 41 // 42 // Always returns 'ErrNoWindows' on non-Windows devices. 43 func (z *Zombie) Start() error { 44 if z.t.Running() { 45 return ErrAlreadyStarted 46 } 47 if len(z.Args) == 0 || len(z.Data) == 0 { 48 return ErrEmptyCommand 49 } 50 if z.ctx == nil { 51 z.ctx = context.Background() 52 } 53 z.ch, z.cancel = make(chan struct{}), func() {} 54 atomic.StoreUint32(&z.cookie, 0) 55 if err := z.x.start(z.ctx, &z.Process, true); err != nil { 56 return z.stopWith(exitStopped, err) 57 } 58 if err := z.t.Start(z.x.i.Process, z.Timeout, 0, z.Data); err != nil { 59 return z.stopWith(exitStopped, z.t.stopWith(exitStopped, err)) 60 } 61 go z.wait() 62 return nil 63 }