How to use parseArgString method of prog Package

Best Syzkaller code snippet using prog.parseArgString

encoding.go

Source:encoding.go

...334		return p.parseArgRes(typ, dir)335	case '&':336		return p.parseArgAddr(typ, dir)337	case '"', '\'':338		return p.parseArgString(typ, dir)339	case '{':340		return p.parseArgStruct(typ, dir)341	case '[':342		return p.parseArgArray(typ, dir)343	case '@':344		return p.parseArgUnion(typ, dir)345	case 'n':346		p.Parse('n')347		p.Parse('i')348		p.Parse('l')349		return nil, nil350	case 'A':351		p.Parse('A')352		p.Parse('U')353		p.Parse('T')354		p.Parse('O')355		return p.parseAuto(typ, dir)356	default:357		return nil, fmt.Errorf("failed to parse argument at '%c' (line #%v/%v: %v)",358			p.Char(), p.l, p.i, p.s)359	}360}361func (p *parser) parseArgInt(typ Type, dir Dir) (Arg, error) {362	val := p.Ident()363	v, err := strconv.ParseUint(val, 0, 64)364	if err != nil {365		return nil, fmt.Errorf("wrong arg value '%v': %v", val, err)366	}367	switch typ.(type) {368	case *ConstType, *IntType, *FlagsType, *ProcType, *CsumType:369		arg := Arg(MakeConstArg(typ, dir, v))370		if dir == DirOut && !typ.isDefaultArg(arg) {371			p.strictFailf("out arg %v has non-default value: %v", typ, v)372			arg = typ.DefaultArg(dir)373		}374		return arg, nil375	case *LenType:376		return MakeConstArg(typ, dir, v), nil377	case *ResourceType:378		return MakeResultArg(typ, dir, nil, v), nil379	case *PtrType, *VmaType:380		index := -v % uint64(len(p.target.SpecialPointers))381		return MakeSpecialPointerArg(typ, dir, index), nil382	default:383		p.eatExcessive(true, "wrong int arg %T", typ)384		return typ.DefaultArg(dir), nil385	}386}387func (p *parser) parseAuto(typ Type, dir Dir) (Arg, error) {388	switch typ.(type) {389	case *ConstType, *LenType, *CsumType:390		return p.auto(MakeConstArg(typ, dir, 0)), nil391	default:392		return nil, fmt.Errorf("wrong type %T for AUTO", typ)393	}394}395func (p *parser) parseArgRes(typ Type, dir Dir) (Arg, error) {396	id := p.Ident()397	var div, add uint64398	if p.Char() == '/' {399		p.Parse('/')400		op := p.Ident()401		v, err := strconv.ParseUint(op, 0, 64)402		if err != nil {403			return nil, fmt.Errorf("wrong result div op: '%v'", op)404		}405		div = v406	}407	if p.Char() == '+' {408		p.Parse('+')409		op := p.Ident()410		v, err := strconv.ParseUint(op, 0, 64)411		if err != nil {412			return nil, fmt.Errorf("wrong result add op: '%v'", op)413		}414		add = v415	}416	v := p.vars[id]417	if v == nil {418		p.strictFailf("undeclared variable %v", id)419		return typ.DefaultArg(dir), nil420	}421	arg := MakeResultArg(typ, dir, v, 0)422	arg.OpDiv = div423	arg.OpAdd = add424	return arg, nil425}426func (p *parser) parseArgAddr(typ Type, dir Dir) (Arg, error) {427	var elem Type428	elemDir := DirInOut429	switch t1 := typ.(type) {430	case *PtrType:431		elem, elemDir = t1.Elem, t1.ElemDir432	case *VmaType:433	default:434		p.eatExcessive(true, "wrong addr arg")435		return typ.DefaultArg(dir), nil436	}437	p.Parse('&')438	auto := false439	var addr, vmaSize uint64440	if p.Char() == 'A' {441		p.Parse('A')442		p.Parse('U')443		p.Parse('T')444		p.Parse('O')445		if elem == nil {446			return nil, fmt.Errorf("vma type can't be AUTO")447		}448		auto = true449	} else {450		var err error451		addr, vmaSize, err = p.parseAddr()452		if err != nil {453			return nil, err454		}455	}456	var inner Arg457	if p.Char() == '=' {458		p.Parse('=')459		if p.Char() == 'A' {460			p.Parse('A')461			p.Parse('N')462			p.Parse('Y')463			p.Parse('=')464			anyPtr := p.target.getAnyPtrType(typ.Size())465			typ, elem, elemDir = anyPtr, anyPtr.Elem, anyPtr.ElemDir466		}467		var err error468		inner, err = p.parseArg(elem, elemDir)469		if err != nil {470			return nil, err471		}472	}473	if elem == nil {474		if addr%p.target.PageSize != 0 {475			p.strictFailf("unaligned vma address 0x%x", addr)476			addr &= ^(p.target.PageSize - 1)477		}478		return MakeVmaPointerArg(typ, dir, addr, vmaSize), nil479	}480	if inner == nil {481		inner = elem.DefaultArg(elemDir)482	}483	arg := MakePointerArg(typ, dir, addr, inner)484	if auto {485		p.auto(arg)486	}487	return arg, nil488}489func (p *parser) parseArgString(t Type, dir Dir) (Arg, error) {490	typ, ok := t.(*BufferType)491	if !ok {492		p.eatExcessive(true, "wrong string arg")493		return t.DefaultArg(dir), nil494	}495	data, err := p.deserializeData()496	if err != nil {497		return nil, err498	}499	size := ^uint64(0)500	if p.Char() == '/' {501		p.Parse('/')502		sizeStr := p.Ident()503		size, err = strconv.ParseUint(sizeStr, 0, 64)...

parseArgString

Using AI Code Generation

1import (2func main() {3	prog := new(Prog)4	prog.parseArgString(os.Args[1:])5	fmt.Println("The program name is ", prog.name)6	fmt.Println("The program arguments are ", prog.args)7}

parseArgString

Using AI Code Generation

1import (2func main() {3	fmt.Println("The string is: ", s)4	fmt.Println("The number of arguments are: ", len(os.Args))5	fmt.Println("The arguments are: ", os.Args)6	fmt.Println("The arguments are: ", os.Args[1:])7	result := prog.ParseArgString(os.Args[1:])8	fmt.Println("The result is: ", result)9}

parseArgString

Using AI Code Generation

1import (2func main() {3	p := prog.Prog{}4	p.ParseArgString(os.Args[1:])5	fmt.Println("Input string: ", p.InputString)6	fmt.Println("Input string length: ", p.Length)7	fmt.Println("Input string is palindrome: ", p.Palindrome])

parseArgString

Using AI Code Generation

1import (2func main() {3	prog := new(Prog)4	prog.parseArgString(os.Args[1:])5	fmt.Println("The program name is ", prog.name)6	fmt.Println("The program arguments are ", prog.args)7}

parseArgString

Using AI Code Generation

1import (2func main() {3	if len(args) < 2 {4		fmt.Println("Please provide command line arguments")5		os.Exit(1)6	}7	p := new(prog)8	p.parseArgString(args[1])9}

parseArgString

Using AI Code Generation

1import (2func main() {3	p := prog.Prog{}4	p.ParseArgString(os.Args[1:])5	fmt.Println("Input string: ", p.InputString)6	fmt.Println("Input string length: ", p.Length)7	fmt.Println("Input string is palindrome: ", p.Palindrome)8}

parseArgString

Using AI Code Generation

1import (2func main() {3	fmt.Println("Enter command line arguments:")4	fmt.Scanln(&input)5	fmt.Println("Command line arguments are:", input)6	fmt.Println("Parsing the arguments...")7	p := prog.Prog{}8	p.ParseArgString(input)9	fmt.Println("Arguments are parsed.")10	fmt.Println("The arguments are:")11	fmt.Println("Path:", p.Path)12	fmt.Println("Flags:", p.Flags)13	fmt.Println("Arguments:", p.Args)14}

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