How to use filterCalls method of csource Package

Best Syzkaller code snippet using csource.filterCalls

execprog.go

Source:execprog.go

...88}89func (inst *ExecProgInstance) runCommand(command string, duration time.Duration) (*RunResult, error) {90	var prefixOutput []byte91	if inst.StraceBin != "" {92		filterCalls := ""93		switch inst.mgrCfg.SysTarget.OS {94		case targets.Linux:95			// wait4 and nanosleep generate a lot of noise, especially when running syz-executor.96			// We cut them on the VM side in order to decrease load on the network and to use97			// the limited buffer size wisely.98			filterCalls = ` -e \!wait4,clock_nanosleep,nanosleep`99		}100		command = inst.StraceBin + filterCalls + ` -s 100 -x -f ` + command101		prefixOutput = []byte(fmt.Sprintf("%s\n\n<...>\n", command))102	}103	outc, errc, err := inst.VMInstance.Run(duration, nil, command)104	if err != nil {105		return nil, fmt.Errorf("failed to run command in VM: %v", err)106	}107	result := &RunResult{108		ExecutionResult: *inst.VMInstance.MonitorExecutionRaw(outc, errc,109			inst.reporter, inst.ExitCondition, inst.BeforeContextLen),110	}111	if len(prefixOutput) > 0 {112		result.RawOutput = append(prefixOutput, result.RawOutput...)113	}114	if result.Report == nil {...

filterCalls

Using AI Code Generation

1import (2func main() {3    if len(os.Args) < 3 {4        log.Fatalf("Usage: %v <program> <args>", os.Args[0])5    }6    cs := csource.NewCSource()7    cs.SetProg(prog)8    cs.SetArgs(args)9    cs.SetFilename("test.c")10    cs.SetDir(".")11    cs.SetVerbose(true)12    if err := cs.Generate(); err != nil {13        log.Fatalf("failed to generate C source: %v", err)14    }15    if err := cs.Compile(); err != nil {16        log.Fatalf("failed to compile C source: %v", err)17    }18    if err := cs.Run(); err != nil {19        log.Fatalf("failed to run C source: %v", err)20    }21}22import (23func main() {24    if len(os.Args) < 3 {25        log.Fatalf("Usage: %v <program> <args>", os.Args[0])26    }27    cs := csource.NewCSource()28    cs.SetProg(prog)29    cs.SetArgs(args)30    cs.SetFilename("test.c")31    cs.SetDir(".")32    cs.SetVerbose(true)33    if err := cs.Generate(); err != nil {34        log.Fatalf("failed to generate C source

filterCalls

Using AI Code Generation

1import (2func main() {3	devices, err := ftdi.NewDeviceList()4	if err != nil {5		panic(err)6	}7	ctx := ftdi.NewContext()8	ctx.SetFilter(filterCalls)9	err = ctx.OpenByIndex(devices, 0)10	if err != nil {11		panic(err)12	}13	ctx.Close()14}15func filterCalls(ctx *ftdi.Context, vid, pid, index uint) bool {16	if vid == 0x0403 && pid == 0x6014 {17		fmt.Println("Device is a FT232H")18	}19}20import (21func main() {22	devices, err := ftdi.NewDeviceList()23	if err != nil {24		panic(err)25	}26	ctx := ftdi.NewContext()27	ctx.SetFilter(func(ctx *ftdi.Context, vid, pid, index uint) bool {28		if vid == 0x0403 && pid == 0x6014 {29			fmt.Println("Device is a FT232H")30		}31	})32	err = ctx.OpenByIndex(devices, 0)33	if err != nil {34		panic(err)35	}36	ctx.Close()37}38import (

filterCalls

Using AI Code Generation

1import (2func main() {3    csource.read(os.Args[1])4    csource.filterCalls()5    csource.write(os.Args[2])6}7import (8func main() {9    csource.read(os.Args[1])10    csource.filterCalls()11    csource.write(os.Args[2])12}13import (14func main() {15    csource.read(os.Args[1])16    csource.filterCalls()17    csource.write(os.Args[2])18}19import (20func main() {21    csource.read(os.Args[1])22    csource.filterCalls()23    csource.write(os.Args[2])24}25import (26func main() {27    csource.read(os.Args[1])28    csource.filterCalls()29    csource.write(os.Args[2])30}31import (32func main() {33    csource.read(os.Args[1])34    csource.filterCalls()35    csource.write(os.Args[2])36}37import (38func main() {39    csource.read(os.Args[1])40    csource.filterCalls()

filterCalls

Using AI Code Generation

1import (2func main() {3    csource := new(Csource)4    csource.Read("test.c")5    csource.Print()6    csource.FilterCalls([]string{"printf"})7    fmt.Println("8    csource.Print()9}10import (11func main() {12    csource := new(Csource)13    csource.Read("test.c")14    csource.Print()15    csource.FilterCalls([]string{"printf"})16    fmt.Println("17    csource.Print()18}19import (20func main() {21    csource := new(Csource)22    csource.Read("test.c")23    csource.Print()24    csource.FilterCalls([]string{"printf"})25    fmt.Println("26    csource.Print()27}28import (29func main() {30    csource := new(Csource)31    csource.Read("test.c")32    csource.Print()33    csource.FilterCalls([]string{"printf"})34    fmt.Println("35    csource.Print()36}37import (38func main() {

filterCalls

Using AI Code Generation

1import (2func main() {3	prog := ssautil.CreateProgram(ssautil.AllPackages, 0)4	prog.Build()5	c := csource.New(prog)6	c.FilterCalls(func(call *ssa.CallCommon) bool {7		return call.StaticCallee() != nil && call.StaticCallee().Name() == "Println"8	})9	f, err := os.Create("output.c")10	if err != nil {11		log.Fatalf("Failed to create output file: %s", err)12	}13	defer f.Close()14	w := bufio.NewWriter(f)15	fmt.Fprintln(w, c)16	w.Flush()17}18import (19func main() {20	prog := ssautil.CreateProgram(ssautil.AllPackages, 0)21	prog.Build()22	c := csource.New(prog)23	c.FilterCalls(func(call *ssa.CallCommon) bool {24		return call.StaticCallee() != nil && call.StaticCallee().Name() == "Println"25	})26	f, err := os.Create("output.c")27	if err != nil {

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