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How to use grabNewSignal method of main Package

Best Syzkaller code snippet using main.grabNewSignal

fuzzer.go

Source:fuzzer.go

...256func (fuzzer *Fuzzer) poll(needCandidates bool, stats map[string]uint64) bool {257	a := &rpctype.PollArgs{258		Name:           fuzzer.name,259		NeedCandidates: needCandidates,260		MaxSignal:      fuzzer.grabNewSignal().Serialize(),261		Stats:          stats,262	}263	r := &rpctype.PollRes{}264	if err := fuzzer.manager.Call("Manager.Poll", a, r); err != nil {265		log.Fatalf("Manager.Poll call failed: %v", err)266	}267	maxSignal := r.MaxSignal.Deserialize()268	log.Logf(1, "poll: candidates=%v inputs=%v signal=%v",269		len(r.Candidates), len(r.NewInputs), maxSignal.Len())270	fuzzer.addMaxSignal(maxSignal)271	for _, inp := range r.NewInputs {272		fuzzer.addInputFromAnotherFuzzer(inp)273	}274	for _, candidate := range r.Candidates {275		p, err := fuzzer.target.Deserialize(candidate.Prog)276		if err != nil {277			log.Fatalf("failed to parse program from manager: %v", err)278		}279		flags := ProgCandidate280		if candidate.Minimized {281			flags |= ProgMinimized282		}283		if candidate.Smashed {284			flags |= ProgSmashed285		}286		fuzzer.workQueue.enqueue(&WorkCandidate{287			p:     p,288			flags: flags,289		})290	}291	return len(r.NewInputs) != 0 || len(r.Candidates) != 0 || maxSignal.Len() != 0292}293func (fuzzer *Fuzzer) sendInputToManager(inp rpctype.RPCInput) {294	a := &rpctype.NewInputArgs{295		Name:     fuzzer.name,296		RPCInput: inp,297	}298	if err := fuzzer.manager.Call("Manager.NewInput", a, nil); err != nil {299		log.Fatalf("Manager.NewInput call failed: %v", err)300	}301}302func (fuzzer *Fuzzer) addInputFromAnotherFuzzer(inp rpctype.RPCInput) {303	p, err := fuzzer.target.Deserialize(inp.Prog)304	if err != nil {305		log.Fatalf("failed to deserialize prog from another fuzzer: %v", err)306	}307	sig := hash.Hash(inp.Prog)308	sign := inp.Signal.Deserialize()309	fuzzer.addInputToCorpus(p, sign, sig)310}311func (fuzzer *Fuzzer) addInputToCorpus(p *prog.Prog, sign signal.Signal, sig hash.Sig) {312	fuzzer.corpusMu.Lock()313	if _, ok := fuzzer.corpusHashes[sig]; !ok {314		fuzzer.corpus = append(fuzzer.corpus, p)315		fuzzer.corpusHashes[sig] = struct{}{}316	}317	fuzzer.corpusMu.Unlock()318	if !sign.Empty() {319		fuzzer.signalMu.Lock()320		fuzzer.corpusSignal.Merge(sign)321		fuzzer.maxSignal.Merge(sign)322		fuzzer.signalMu.Unlock()323	}324}325func (fuzzer *Fuzzer) corpusSnapshot() []*prog.Prog {326	fuzzer.corpusMu.RLock()327	defer fuzzer.corpusMu.RUnlock()328	return fuzzer.corpus329}330func (fuzzer *Fuzzer) addMaxSignal(sign signal.Signal) {331	if sign.Len() == 0 {332		return333	}334	fuzzer.signalMu.Lock()335	defer fuzzer.signalMu.Unlock()336	fuzzer.maxSignal.Merge(sign)337}338func (fuzzer *Fuzzer) grabNewSignal() signal.Signal {339	fuzzer.signalMu.Lock()340	defer fuzzer.signalMu.Unlock()341	sign := fuzzer.newSignal342	if sign.Empty() {343		return nil344	}345	fuzzer.newSignal = nil346	return sign347}348func (fuzzer *Fuzzer) corpusSignalDiff(sign signal.Signal) signal.Signal {349	fuzzer.signalMu.RLock()350	defer fuzzer.signalMu.RUnlock()351	return fuzzer.corpusSignal.Diff(sign)352}...

grabNewSignal

Using AI Code Generation

1func main() {2    main := new(Main)3    main.grabNewSignal()4}5func main() {6    main := new(Main)7    main.grabNewSignal()8}9func main() {10    main := new(Main)11    main.grabNewSignal()12}13func main() {14    main := new(Main)15    main.grabNewSignal()16}17func main() {18    main := new(Main)19    main.grabNewSignal()20}21func main() {22    main := new(Main)23    main.grabNewSignal()24}25func main() {26    main := new(Main)27    main.grabNewSignal()28}29func main() {30    main := new(Main)31    main.grabNewSignal()32}33func main() {34    main := new(Main)35    main.grabNewSignal()36}37func main() {38    main := new(Main)39    main.grabNewSignal()40}41func main() {42    main := new(Main)43    main.grabNewSignal()44}45func main() {46    main := new(Main)47    main.grabNewSignal()48}49func main() {50    main := new(Main)51    main.grabNewSignal()52}53func main() {54    main := new(Main)55    main.grabNewSignal()

grabNewSignal

Using AI Code Generation

1import "fmt"2func main(){3    fmt.Println("Hello, World!")4    grabNewSignal()5}6import "fmt"7func grabNewSignal(){8    fmt.Println("Hello, World!")9}10func PrintHello(){11    fmt.Println("Hello, World!")12}13If we run the above code, it will throw an error because we have not imported the fmt package. We can import the fmt package as shown below:14import "fmt"15func PrintHello(){16    fmt.Println("Hello, World!")17}18func PrintHello(){19    fmt.Println("Hello, World!")20}21import "myp

grabNewSignal

Using AI Code Generation

1import (2func main() {3	signalChannel := make(chan os.Signal, 1)4	signal.Notify(signalChannel, syscall.SIGINT)5	blockChannel := make(chan bool)6	go func() {7		fmt.Println("Signal received")8	}()9}

grabNewSignal

Using AI Code Generation

1import (2func main() {3	for {4		sig = grabNewSignal()5		println("Signal: ", sig)6		time.Sleep(time.Second)7	}8}9import (10func grabNewSignal() syscall.Signal {11}

grabNewSignal

Using AI Code Generation

1func (m *Main) grabNewSignal() {2    m.Signal = make(chan os.Signal)3    signal.Notify(m.Signal, os.Interrupt)4    go func() {5    }()6}7func (m *Main) grabNewSignal() {8    m.Signal = make(chan os.Signal)9    signal.Notify(m.Signal, os.Interrupt)10    go func() {11    }()12}13func (m *Main) grabNewSignal() {14    m.Signal = make(chan os.Signal)15    signal.Notify(m.Signal, os.Interrupt)16    go func() {17    }()18}19func (m *Main) grabNewSignal() {20    m.Signal = make(chan os.Signal)21    signal.Notify(m.Signal, os.Interrupt)22    go func() {23    }()24}25func (m *Main) grabNewSignal() {26    m.Signal = make(chan os.Signal)27    signal.Notify(m.Signal, os.Interrupt)28    go func() {29    }()30}31func (m *Main) grabNewSignal() {32    m.Signal = make(chan os.Signal)33    signal.Notify(m.Signal, os.Interrupt)34    go func() {35    }()36}37func (m *Main) grabNewSignal() {38    m.Signal = make(chan os.Signal)39    signal.Notify(m.Signal, os.Interrupt)40    go func() {41    }()42}43func (m *Main) grabNew

grabNewSignal

Using AI Code Generation

1import (2func main() {3	fmt.Println("main() started")4	grabNewSignal()5	fmt.Println("main() stopped")6}7import (8func grabNewSignal() {9	fmt.Println("grabNewSignal() started")10	sigChan := make(chan os.Signal, 1)11	signal.Notify(sigChan, syscall.SIGINT)12	fmt.Println("Received signal:", sig)13	fmt.Println("grabNewSignal() stopped")14}15main() started16grabNewSignal() started17grabNewSignal() stopped18main() stopped

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