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How to use DoFilterPCs method of cover Package

Best Syzkaller code snippet using cover.DoFilterPCs

html.go

Source:html.go

...228	DoCSV229	DoCSVFiles230	DoRawCoverFiles231	DoRawCover232	DoFilterPCs233)234func (mgr *Manager) httpCover(w http.ResponseWriter, r *http.Request) {235	mgr.httpCoverCover(w, r, DoHTML, true)236}237func (mgr *Manager) httpSubsystemCover(w http.ResponseWriter, r *http.Request) {238	mgr.httpCoverCover(w, r, DoHTMLTable, true)239}240func (mgr *Manager) httpModuleCover(w http.ResponseWriter, r *http.Request) {241	mgr.httpCoverCover(w, r, DoModuleCover, true)242}243func (mgr *Manager) httpCoverCover(w http.ResponseWriter, r *http.Request, funcFlag int, isHTMLCover bool) {244	if !mgr.cfg.Cover {245		if isHTMLCover {246			mgr.httpCoverFallback(w, r)247		} else {248			http.Error(w, "coverage is not enabled", http.StatusInternalServerError)249		}250		return251	}252	// Don't hold the mutex while creating report generator and generating the report,253	// these operations take lots of time.254	mgr.mu.Lock()255	initialized := mgr.modulesInitialized256	mgr.mu.Unlock()257	if !initialized {258		http.Error(w, "coverage is not ready, please try again later after fuzzer started", http.StatusInternalServerError)259		return260	}261	rg, err := getReportGenerator(mgr.cfg, mgr.modules)262	if err != nil {263		http.Error(w, fmt.Sprintf("failed to generate coverage profile: %v", err), http.StatusInternalServerError)264		return265	}266	mgr.mu.Lock()267	var progs []cover.Prog268	if sig := r.FormValue("input"); sig != "" {269		inp := mgr.corpus[sig]270		progs = append(progs, cover.Prog{271			Data: string(inp.Prog),272			PCs:  coverToPCs(rg, inp.Cover),273		})274	} else {275		call := r.FormValue("call")276		for _, inp := range mgr.corpus {277			if call != "" && call != inp.Call {278				continue279			}280			progs = append(progs, cover.Prog{281				Data: string(inp.Prog),282				PCs:  coverToPCs(rg, inp.Cover),283			})284		}285	}286	mgr.mu.Unlock()287	var coverFilter map[uint32]uint32288	if r.FormValue("filter") != "" {289		coverFilter = mgr.coverFilter290	}291	if funcFlag == DoRawCoverFiles {292		if err := rg.DoRawCoverFiles(w, progs, coverFilter); err != nil {293			http.Error(w, fmt.Sprintf("failed to generate coverage profile: %v", err), http.StatusInternalServerError)294			return295		}296		runtime.GC()297		return298	} else if funcFlag == DoRawCover {299		rg.DoRawCover(w, progs, coverFilter)300		return301	} else if funcFlag == DoFilterPCs {302		rg.DoFilterPCs(w, progs, coverFilter)303		return304	}305	do := rg.DoHTML306	if funcFlag == DoHTMLTable {307		do = rg.DoHTMLTable308	} else if funcFlag == DoModuleCover {309		do = rg.DoModuleCover310	} else if funcFlag == DoCSV {311		do = rg.DoCSV312	} else if funcFlag == DoCSVFiles {313		do = rg.DoCSVFiles314	}315	if err := do(w, progs, coverFilter); err != nil {316		http.Error(w, fmt.Sprintf("failed to generate coverage profile: %v", err), http.StatusInternalServerError)317		return318	}319	runtime.GC()320}321func (mgr *Manager) httpCoverFallback(w http.ResponseWriter, r *http.Request) {322	mgr.mu.Lock()323	defer mgr.mu.Unlock()324	var maxSignal signal.Signal325	for _, inp := range mgr.corpus {326		maxSignal.Merge(inp.Signal.Deserialize())327	}328	calls := make(map[int][]int)329	for s := range maxSignal {330		id, errno := prog.DecodeFallbackSignal(uint32(s))331		calls[id] = append(calls[id], errno)332	}333	data := &UIFallbackCoverData{}334	for _, id := range mgr.checkResult.EnabledCalls[mgr.cfg.Sandbox] {335		errnos := calls[id]336		sort.Ints(errnos)337		successful := 0338		for len(errnos) != 0 && errnos[0] == 0 {339			successful++340			errnos = errnos[1:]341		}342		data.Calls = append(data.Calls, UIFallbackCall{343			Name:       mgr.target.Syscalls[id].Name,344			Successful: successful,345			Errnos:     errnos,346		})347	}348	sort.Slice(data.Calls, func(i, j int) bool {349		return data.Calls[i].Name < data.Calls[j].Name350	})351	executeTemplate(w, fallbackCoverTemplate, data)352}353func (mgr *Manager) httpFuncCover(w http.ResponseWriter, r *http.Request) {354	mgr.httpCoverCover(w, r, DoCSV, false)355}356func (mgr *Manager) httpFileCover(w http.ResponseWriter, r *http.Request) {357	mgr.httpCoverCover(w, r, DoCSVFiles, false)358}359func (mgr *Manager) httpPrio(w http.ResponseWriter, r *http.Request) {360	mgr.mu.Lock()361	defer mgr.mu.Unlock()362	callName := r.FormValue("call")363	call := mgr.target.SyscallMap[callName]364	if call == nil {365		http.Error(w, fmt.Sprintf("unknown call: %v", callName), http.StatusInternalServerError)366		return367	}368	var corpus []*prog.Prog369	for _, inp := range mgr.corpus {370		p, err := mgr.target.Deserialize(inp.Prog, prog.NonStrict)371		if err != nil {372			http.Error(w, fmt.Sprintf("failed to deserialize program: %v", err), http.StatusInternalServerError)373			return374		}375		corpus = append(corpus, p)376	}377	prios := mgr.target.CalculatePriorities(corpus)378	data := &UIPrioData{Call: callName}379	for i, p := range prios[call.ID] {380		data.Prios = append(data.Prios, UIPrio{mgr.target.Syscalls[i].Name, p})381	}382	sort.Slice(data.Prios, func(i, j int) bool {383		return data.Prios[i].Prio > data.Prios[j].Prio384	})385	executeTemplate(w, prioTemplate, data)386}387func (mgr *Manager) httpFile(w http.ResponseWriter, r *http.Request) {388	file := filepath.Clean(r.FormValue("name"))389	if !strings.HasPrefix(file, "crashes/") && !strings.HasPrefix(file, "corpus/") {390		http.Error(w, "oh, oh, oh!", http.StatusInternalServerError)391		return392	}393	file = filepath.Join(mgr.cfg.Workdir, file)394	f, err := os.Open(file)395	if err != nil {396		http.Error(w, "failed to open the file", http.StatusInternalServerError)397		return398	}399	defer f.Close()400	w.Header().Set("Content-Type", "text/plain; charset=utf-8")401	io.Copy(w, f)402}403func (mgr *Manager) httpInput(w http.ResponseWriter, r *http.Request) {404	mgr.mu.Lock()405	defer mgr.mu.Unlock()406	inp, ok := mgr.corpus[r.FormValue("sig")]407	if !ok {408		http.Error(w, "can't find the input", http.StatusInternalServerError)409		return410	}411	w.Header().Set("Content-Type", "text/plain; charset=utf-8")412	w.Write(inp.Prog)413}414func (mgr *Manager) httpReport(w http.ResponseWriter, r *http.Request) {415	mgr.mu.Lock()416	defer mgr.mu.Unlock()417	crashID := r.FormValue("id")418	desc, err := ioutil.ReadFile(filepath.Join(mgr.crashdir, crashID, "description"))419	if err != nil {420		http.Error(w, "failed to read description file", http.StatusInternalServerError)421		return422	}423	tag, _ := ioutil.ReadFile(filepath.Join(mgr.crashdir, crashID, "repro.tag"))424	prog, _ := ioutil.ReadFile(filepath.Join(mgr.crashdir, crashID, "repro.prog"))425	cprog, _ := ioutil.ReadFile(filepath.Join(mgr.crashdir, crashID, "repro.cprog"))426	rep, _ := ioutil.ReadFile(filepath.Join(mgr.crashdir, crashID, "repro.report"))427	commitDesc := ""428	if len(tag) != 0 {429		commitDesc = fmt.Sprintf(" on commit %s.", trimNewLines(tag))430	}431	fmt.Fprintf(w, "Syzkaller hit '%s' bug%s.\n\n", trimNewLines(desc), commitDesc)432	if len(rep) != 0 {433		fmt.Fprintf(w, "%s\n\n", rep)434	}435	if len(prog) == 0 && len(cprog) == 0 {436		fmt.Fprintf(w, "The bug is not reproducible.\n")437	} else {438		fmt.Fprintf(w, "Syzkaller reproducer:\n%s\n\n", prog)439		if len(cprog) != 0 {440			fmt.Fprintf(w, "C reproducer:\n%s\n\n", cprog)441		}442	}443}444func (mgr *Manager) httpRawCover(w http.ResponseWriter, r *http.Request) {445	mgr.httpCoverCover(w, r, DoRawCover, false)446}447func (mgr *Manager) httpRawCoverFiles(w http.ResponseWriter, r *http.Request) {448	mgr.httpCoverCover(w, r, DoRawCoverFiles, false)449}450func (mgr *Manager) httpFilterPCs(w http.ResponseWriter, r *http.Request) {451	if mgr.coverFilter == nil {452		fmt.Fprintf(w, "cover is not filtered in config.\n")453		return454	}455	mgr.httpCoverCover(w, r, DoFilterPCs, false)456}457func (mgr *Manager) collectCrashes(workdir string) ([]*UICrashType, error) {458	// Note: mu is not locked here.459	reproReply := make(chan map[string]bool)460	mgr.reproRequest <- reproReply461	repros := <-reproReply462	crashdir := filepath.Join(workdir, "crashes")463	dirs, err := osutil.ListDir(crashdir)464	if err != nil {465		return nil, err466	}467	var crashTypes []*UICrashType468	for _, dir := range dirs {469		crash := readCrash(workdir, dir, repros, mgr.startTime, false)...

DoFilterPCs

Using AI Code Generation

1import (2func main() {3    content, err := ioutil.ReadFile("test.txt")4    if err != nil {5        log.Fatal(err)6    }7    contentStr := mahonia.NewDecoder("gbk").ConvertString(string(content))8    lines := strings.Split(contentStr, "9    reg := regexp.MustCompile(`\d{3}-\d{8}|\d{4}-\d{7}`)10    phoneNumbers := reg.FindAllString(contentStr, -1)11    fmt.Println(phoneNumbers)12    for _, line := range lines {13        phoneNumbers := reg.FindAllString(line, -1)14        if len(phoneNumbers) > 0 {15            fmt.Println(phoneNumbers)16        }17    }18}19import (20func main() {21    content, err := ioutil.ReadFile("test.txt")22    if err != nil {23        log.Fatal(err)24    }25    lines := strings.Split(string(content), "26    for _, line := range lines {27        phoneNumbers := DoFilterPCs(line)28        if len(phoneNumbers) > 0 {29            fmt.Println(phoneNumbers)30        }31    }32}33import (34func DoFilterPCs(str string) []string {35    reg := regexp.MustCompile(`\d{3}-\d{8}|\d{4}-\d{7}`)36    phoneNumbers := reg.FindAllString(str, -1)37}

DoFilterPCs

Using AI Code Generation

1import (2func main() {3    f, err := os.Open("1.txt")4    if err != nil {5        fmt.Println(err)6    }7    defer f.Close()8    content := util.GetFileContent(f)9    dec := mahonia.NewDecoder("gbk")10    content = dec.ConvertString(content)11    lines := strings.Split(content, "12    cover.DoFilterPCs(lines)13    for _, line := range lines {14        fmt.Println(line)15    }16}17import (18func main() {19    f, err := os.Create("1.txt")20    if err != nil {21        fmt.Println(err)22    }23    defer f.Close()24    cover.CrawlPCs(f)25}26import (27func main() {28    f, err := os.Open("1.txt")29    if err != nil {30        fmt.Println(err)31    }32    defer f.Close()33    content := util.GetFileContent(f)34    dec := mahonia.NewDecoder("gbk")35    content = dec.ConvertString(content)36    lines := strings.Split(content, "37    cover.DoFilterPCs(lines)38    for _, line := range lines {39        fmt.Println(line)40    }41}42import (

DoFilterPCs

Using AI Code Generation

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

DoFilterPCs

Using AI Code Generation

1import (2func main() {3    cover := &Cover{}4    cover.DoFilterPCs()5}6import (7func main() {8    cover := &Cover{}9    cover.DoFilterPCs()10}11import (12func main() {13    cover := &Cover{}14    cover.DoFilterPCs()15}16import (17func main() {18    cover := &Cover{}19    cover.DoFilterPCs()20}21import (22func main() {23    cover := &Cover{}24    cover.DoFilterPCs()25}26import (27func main() {28    cover := &Cover{}29    cover.DoFilterPCs()30}31import (32func main() {33    cover := &Cover{}34    cover.DoFilterPCs()35}36import (

DoFilterPCs

Using AI Code Generation

1import (2func main() {3 fmt.Println("Hello, playground")4 cover.DoFilterPCs()5}6import (7type Cover struct {8}9func (c *Cover) DoFilterPCs() {10 fmt.Println("Hello, DoFilterPCs")11}12func (c *Cover) DoFilterPCs2() {13 fmt.Println("Hello, DoFilterPCs2")14}15func (c *Cover) DoFilterPCs3() {16 fmt.Println("Hello, DoFilterPCs3")17}18func (c *Cover) DoFilterPCs4() {19 fmt.Println("Hello, DoFilterPCs4")20}21func (c *Cover) DoFilterPCs5() {22 fmt.Println("Hello, DoFilterPCs5")23}24func (c *Cover) DoFilterPCs6() {25 fmt.Println("Hello, DoFilterPCs6")26}27func (c *Cover) DoFilterPCs7() {28 fmt.Println("Hello, DoFilterPCs7")29}30func (c *Cover) DoFilterPCs8() {31 fmt.Println("Hello, DoFilterPCs8")32}33func (c *Cover) DoFilterPCs9() {34 fmt.Println("Hello, DoFilterPCs9")35}36func (c *Cover) DoFilterPCs10() {37 fmt.Println("Hello, DoFilterPCs10")38}39func (c *Cover) DoFilterPCs11() {40 fmt.Println("Hello, DoFilterPCs11")41}42func (c *Cover) DoFilterPCs12() {43 fmt.Println("Hello, DoFilterPCs12")44}45func (c *Cover) DoFilterPCs13() {46 fmt.Println("Hello, DoFilterPCs13")47}48func (c *Cover) DoFilterPCs14() {49 fmt.Println("Hello, DoFilterPCs14")50}51func (c *Cover) DoFilterPCs15() {52 fmt.Println("Hello, DoFilterPCs15")53}54func (c *Cover) DoFilterPCs16() {55 fmt.Println("Hello, DoFilterPCs16")56}57func (c *Cover) DoFilterPCs17() {58 fmt.Println("Hello, DoFilterPCs17")59}60func (c *Cover) Do

DoFilterPCs

Using AI Code Generation

1import (2func main() {3	trace.Start(os.Stderr)4	defer trace.Stop()5	runtime.SetBlockProfileRate(1)6	defer func() {7		runtime.SetBlockProfileRate(0)8	}()9	for i := 0; i < 100; i++ {10		fmt.Println("Hello World")11	}12	c := trace.NewCover()13	profile := c.Profile()14	for _, block := range profile.Blocks {15		fmt.Printf("PC=%#x file=%s line=%d func=%s16	}17}

DoFilterPCs

Using AI Code Generation

1import (2func main() {3	trace.Start(os.Stderr)4	defer trace.Stop()5	c := trace.CoverContext()6	mode := c.Mode()7	filter := c.NewFilter()8	filter.AddFilePCs("2.go")9	pcs := c.DoFilterPCs(filter)10	fmt.Printf("cover mode: %s11	fmt.Printf("filtered PCs: %v12}

DoFilterPCs

Using AI Code Generation

1import (2func main() {3	cov := cover.NewCover("cover.out")4	PCs, err := cov.GetPCs()5	if err != nil {6		fmt.Printf("Error: %s7	}8	PCs, err = cov.DoFilterPCs(PCs)9	if err != nil {10		fmt.Printf("Error: %s11	}12	for _, pc := range PCs {13		fmt.Printf("%x14	}15}

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