Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

Automation Advisor
Syzkaller
main
covFilterAddRawPCs

How to use covFilterAddRawPCs method of main Package

Best Syzkaller code snippet using main.covFilterAddRawPCs

covfilter.go

Source:covfilter.go

...38	}39	if err := covFilterAddFilter(pcs, mgr.cfg.CovFilter.Files, foreachUnit); err != nil {40		return nil, nil, err41	}42	if err := covFilterAddRawPCs(pcs, mgr.cfg.CovFilter.RawPCs); err != nil {43		return nil, nil, err44	}45	if len(pcs) == 0 {46		return nil, nil, nil47	}48	if !mgr.cfg.SysTarget.ExecutorUsesShmem {49		return nil, nil, fmt.Errorf("coverage filter is only supported for targets that use shmem")50	}51	bitmap := createCoverageBitmap(mgr.cfg.SysTarget, pcs)52	// After finish writing down bitmap file, for accurate filtered coverage,53	// pcs from CMPs should be deleted.54	for _, sym := range rg.Symbols {55		for _, pc := range sym.CMPs {56			delete(pcs, uint32(pc))57		}58	}59	return bitmap, pcs, nil60}61func covFilterAddFilter(pcs map[uint32]uint32, filters []string, foreach func(func(*backend.ObjectUnit))) error {62	res, err := compileRegexps(filters)63	if err != nil {64		return err65	}66	used := make(map[*regexp.Regexp][]string)67	foreach(func(unit *backend.ObjectUnit) {68		for _, re := range res {69			if re.MatchString(unit.Name) {70				// We add both coverage points and comparison interception points71				// because executor filters comparisons as well.72				for _, pc := range unit.PCs {73					pcs[uint32(pc)] = 174				}75				for _, pc := range unit.CMPs {76					pcs[uint32(pc)] = 177				}78				used[re] = append(used[re], unit.Name)79				break80			}81		}82	})83	for _, re := range res {84		sort.Strings(used[re])85		log.Logf(0, "coverage filter: %v: %v", re, used[re])86	}87	if len(res) != len(used) {88		return fmt.Errorf("some filters don't match anything")89	}90	return nil91}92func covFilterAddRawPCs(pcs map[uint32]uint32, rawPCsFiles []string) error {93	re := regexp.MustCompile(`(0x[0-9a-f]+)(?:: (0x[0-9a-f]+))?`)94	for _, f := range rawPCsFiles {95		rawFile, err := os.Open(f)96		if err != nil {97			return fmt.Errorf("failed to open raw PCs file: %v", err)98		}99		defer rawFile.Close()100		s := bufio.NewScanner(rawFile)101		for s.Scan() {102			match := re.FindStringSubmatch(s.Text())103			if match == nil {104				return fmt.Errorf("bad line: %q", s.Text())105			}106			pc, err := strconv.ParseUint(match[1], 0, 64)...

covFilterAddRawPCs

Using AI Code Generation

1import (2func main() {3    cfg := csource.Config{4    }5    target, err := sys.GetTarget("linux", "amd64")6    if err != nil {7        fmt.Fprintf(os.Stderr, "%v8        os.Exit(1)9    }10    rs := csource.NewRandSource(0)11    p := csource.NewProg(target, rs)12    p.Calls = append(p.Calls, &csource.Call{13    })14    fmt.Println(p.SerializeForC(cfg

covFilterAddRawPCs

Using AI Code Generation

1import (2func main() {3	covFilterAddRawPCs()4}5func covFilterAddRawPCs() {6	cmd := exec.Command(binaryPath, "tool", "cover", "-func=coverage.out")7	out, err := cmd.Output()8	if err != nil {9		fmt.Println(err)10	}11	outString := string(out)12	lines := strings.Split(outString, "13	w := bufio.NewWriter(&buf)14	for _, line := range lines {15		if strings.Contains(line, "total:") {16			w.WriteString(line)17			w.WriteString("18		}19	}20	w.Flush()21	s := buf.String()22	lines = strings.Split(s, "23	m := make(map[string]string)24	for _, line := range lines {25		fields := strings.Split(line, "\t")26		if len(fields) > 1 {27			if fileName != "" {28				if _, ok := m[fileName]; !ok {29				}30			}31		}32	}

covFilterAddRawPCs

Using AI Code Generation

1import "C"2import "fmt"3import "unsafe"4func main() {5    fmt.Println("Hello, playground")6    var a = []byte{1,2,3,4,5,6,7,8,9,10}7    var b = []byte{1,2,3,4,5,6,7,8,9,10}8    var c = []byte{1,2,3,4,5,6,7,8,9,10}9    var d = []byte{1,2,3,4,5,6,7,8,9,10}10    var e = []byte{1,2,3,4,5,6,7,8,9,10}11    var f = []byte{1,2,3,4,5,6,7,8,9,10}12    var g = []byte{1,2,3,4,5,6,7,8,9,10}13    var h = []byte{1,2,3,4,5,6,7,8,9,10}14    var i = []byte{1,2,3,4,5,6,7,8,9,10}15    var j = []byte{1,2,3,4,5,6,7,8,9,10}16    var k = []byte{1,2,3,4,5,6,7,8,9,10}17    var l = []byte{1,2,3,4,5,6,7,8,9,10}18    var m = []byte{1,2,3,4,5,6,7,8,9,10}19    var n = []byte{1,2,3,4,5,6,7,8,9,10}20    var o = []byte{1,2,3,4,5,6,7,8,9,10}21    var p = []byte{1,2,3,4,5,6,7,8,9,10}22    var q = []byte{1,2,3,4,5,6,7,8,9,10}23    var r = []byte{1,2,3

covFilterAddRawPCs

Using AI Code Generation

1import (2func main() {3    filter := debug.MakeCovFilter()4    filter.AddRawPCs([]uintptr{0x1234})5    filter.AddRawPCs([]uintptr{0x5678, 0x5679, 0x567a})6    for _, pc := range filter.RawPCs() {7        fmt.Printf("0x%x8    }9    debug.SetCovFilter(filter)10    runtime.Goexit()11}12import (13func main() {14    filter := debug.MakeCovFilter()15    filter.AddFileLinePCs("file.go", 1)16    filter.AddFileLinePCs("file.go", 3, 4)17    for _, pc := range filter.RawPCs() {18        fmt.Printf("0x%x19    }20    debug.SetCovFilter(filter)21    runtime.Goexit()22}23import (24func main() {25    filter := debug.MakeCovFilter()26    filter.AddFuncPCs(main)27    filter.AddFuncPCs(main, main)28    for _, pc := range filter.RawPCs() {29        fmt.Printf("0x%x30    }

covFilterAddRawPCs

Using AI Code Generation

1import (2func main() {3	covFilter := new(CoverageFilter)4	covFilter = covFilter.covFilterNew()5	covFilter.covFilterAddRawPCs(0x400000, 0x400001, 0x400002, 0x400003, 0x400004)6	fmt.Println("PCs added to the coverage filter are: ", covFilter.PCs)7}8import (9func main() {10	covFilter := new(CoverageFilter)11	covFilter = covFilter.covFilterNew()12	covFilter.covFilterAddRawPCs(0x400000, 0x400001, 0x400002, 0x400003, 0x400004)13	fmt.Println("PCs added to the coverage filter are: ", covFilter.PCs)14}15import (16func main() {17	covFilter := new(CoverageFilter)18	covFilter = covFilter.covFilterNew()19	covFilter.covFilterAddRawPCs(0x400000, 0x400001, 0x400002, 0x400003, 0x400004)20	fmt.Println("PCs added to the coverage filter are: ", covFilter.PCs)21}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.