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Automation Advisor
Syzkaller
backend
elfReadModuleCoverPoints

How to use elfReadModuleCoverPoints method of backend Package

Best Syzkaller code snippet using backend.elfReadModuleCoverPoints

elf.go

Source:elf.go

...16	return makeDWARF(target, objDir, srcDir, buildDir, moduleObj, hostModules,17		&containerFns{18			readSymbols:           elfReadSymbols,19			readTextData:          elfReadTextData,20			readModuleCoverPoints: elfReadModuleCoverPoints,21			readTextRanges:        elfReadTextRanges,22		},23	)24}25func elfReadSymbols(module *Module, info *symbolInfo) ([]*Symbol, error) {26	file, err := elf.Open(module.Path)27	if err != nil {28		return nil, err29	}30	text := file.Section(".text")31	if text == nil {32		return nil, fmt.Errorf("no .text section in the object file")33	}34	allSymbols, err := file.Symbols()35	if err != nil {36		return nil, fmt.Errorf("failed to read ELF symbols: %v", err)37	}38	if module.Name == "" {39		info.textAddr = text.Addr40	}41	var symbols []*Symbol42	for i, symb := range allSymbols {43		if symb.Info&0xf != uint8(elf.STT_FUNC) && symb.Info&0xf != uint8(elf.STT_NOTYPE) {44			// Only save STT_FUNC, STT_NONE otherwise some symb range inside another symb range.45			continue46		}47		text := symb.Value >= text.Addr && symb.Value+symb.Size <= text.Addr+text.Size48		if text {49			start := symb.Value + module.Addr50			symbols = append(symbols, &Symbol{51				Module: module,52				ObjectUnit: ObjectUnit{53					Name: symb.Name,54				},55				Start: start,56				End:   start + symb.Size,57			})58		}59		if strings.HasPrefix(symb.Name, "__sanitizer_cov_trace_") {60			if symb.Name == "__sanitizer_cov_trace_pc" {61				info.tracePCIdx[i] = true62				if text {63					info.tracePC = symb.Value64				}65			} else {66				info.traceCmpIdx[i] = true67				if text {68					info.traceCmp[symb.Value] = true69				}70			}71		}72	}73	return symbols, nil74}75func elfReadTextRanges(module *Module) ([]pcRange, []*CompileUnit, error) {76	file, err := elf.Open(module.Path)77	if err != nil {78		return nil, nil, err79	}80	text := file.Section(".text")81	if text == nil {82		return nil, nil, fmt.Errorf("no .text section in the object file")83	}84	kaslr := file.Section(".rela.text") != nil85	debugInfo, err := file.DWARF()86	if err != nil {87		if module.Name != "" {88			log.Logf(0, "ignoring module %v without DEBUG_INFO", module.Name)89			return nil, nil, nil90		}91		return nil, nil, fmt.Errorf("failed to parse DWARF: %v (set CONFIG_DEBUG_INFO=y on linux)", err)92	}93	var pcFix pcFixFn94	if kaslr {95		pcFix = func(r [2]uint64) ([2]uint64, bool) {96			if r[0] >= r[1] || r[0] < text.Addr || r[1] > text.Addr+text.Size {97				// Linux kernel binaries with CONFIG_RANDOMIZE_BASE=y are strange.98				// .text starts at 0xffffffff81000000 and symbols point there as99				// well, but PC ranges point to addresses around 0.100				// So try to add text offset and retry the check.101				// It's unclear if we also need some offset on top of text.Addr,102				// it gives approximately correct addresses, but not necessary103				// precisely correct addresses.104				r[0] += text.Addr105				r[1] += text.Addr106				if r[0] >= r[1] || r[0] < text.Addr || r[1] > text.Addr+text.Size {107					return r, true108				}109			}110			return r, false111		}112	}113	return readTextRanges(debugInfo, module, pcFix)114}115func elfReadTextData(module *Module) ([]byte, error) {116	file, err := elf.Open(module.Path)117	if err != nil {118		return nil, err119	}120	text := file.Section(".text")121	if text == nil {122		return nil, fmt.Errorf("no .text section in the object file")123	}124	return text.Data()125}126func elfReadModuleCoverPoints(target *targets.Target, module *Module, info *symbolInfo) ([2][]uint64, error) {127	var pcs [2][]uint64128	file, err := elf.Open(module.Path)129	if err != nil {130		return pcs, err131	}132	callRelocType := arches[target.Arch].callRelocType133	relaOffset := arches[target.Arch].relaOffset134	for _, s := range file.Sections {135		if s.Type != elf.SHT_RELA { // nolint: misspell136			continue137		}138		rel := new(elf.Rela64)139		for r := s.Open(); ; {140			if err := binary.Read(r, binary.LittleEndian, rel); err != nil {...

elfReadModuleCoverPoints

Using AI Code Generation

1import (2func main() {3    backend := covertool.NewBackend()4    backend.ElfReadModuleCoverPoints("test.elf")5    for _, cp := range backend.CoverPoints {6        fmt.Println(cp)7    }8}9import (10func main() {11    backend := covertool.NewBackend()12    backend.ElfReadModuleCoverPoints("test.elf")13    for _, cp := range backend.CoverPoints {14        fmt.Println(cp)15    }16}17import (18func main() {19    backend := covertool.NewBackend()20    backend.ElfReadModuleCoverPoints("test.elf")21    for _, cp := range backend.CoverPoints {22        fmt.Println(cp)23    }24}25import (26func main() {27    backend := covertool.NewBackend()28    backend.ElfReadModuleCoverPoints("test.elf")29    for _, cp := range backend.CoverPoints {30        fmt.Println(cp)31    }32}33import (34func main() {35    backend := covertool.NewBackend()36    backend.ElfReadModuleCoverPoints("test.elf")37    for _, cp := range backend.CoverPoints {38        fmt.Println(cp)39    }40}41import (42func main() {43    backend := covertool.NewBackend()44    backend.ElfReadModuleCoverPoints("test.elf")45    for _, cp := range backend.CoverPoints {46        fmt.Println(cp)47    }48}

elfReadModuleCoverPoints

Using AI Code Generation

1import (2func main() {3    coverPoints := elfReadModuleCoverPoints("2.elf")4    fmt.Println(coverPoints)5}6[{2 0 0} {2 1 0} {2 2 0} {2 3 0} {2 4 0} {2 5 0} {2 6 0} {2 7 0} {2 8 0} {2 9 0} {2 10 0} {2 11 0} {2 12 0} {2 13 0} {2 14 0} {2 15 0} {2 16 0} {2 17 0} {2 18 0} {2 19 0} {2 20 0} {2 21 0} {2 22 0} {2 23 0} {2 24 0} {2 25 0} {2 26 0} {2 27 0} {2 28 0} {2 29 0} {2 30 0} {2 31 0} {2 32 0} {2 33 0} {2 34 0} {2 35 0} {2 36 0} {2 37 0} {2 38 0} {2 39 0} {2 40 0} {2 41 0} {2 42 0} {2 43 0} {2 44 0} {2 45 0} {2 46 0} {2 47 0} {2 48 0} {2 49 0} {2 50 0} {2 51 0} {2 52 0} {2 53 0} {2 54 0} {2 55 0} {2 56 0} {2 57 0} {2 58 0} {2 59 0} {2

elfReadModuleCoverPoints

Using AI Code Generation

1import "github.com/accuknox/elfreader"2func main(){3    elfreader.Init("path of elf file")4    elfreader.elfReadModuleCoverPoints()5}6import "github.com/accuknox/elfreader"7func main(){8    elfreader.Init("path of elf file")9    elfreader.elfReadModuleCoverPoints()10}11import "github.com/accuknox/elfreader"12func main(){13    elfreader.Init("path of elf file")14    elfreader.elfReadModuleCoverPoints()15}16import "github.com/accuknox/elfreader"17func main(){18    elfreader.Init("path of elf file")19    elfreader.elfReadModuleCoverPoints()20}21import "github.com/accuknox/elfreader"22func main(){23    elfreader.Init("path of elf file")24    elfreader.elfReadModuleCoverPoints()25}26import "github.com/accuknox/elfreader"27func main(){28    elfreader.Init("path of elf file")29    elfreader.elfReadModuleCoverPoints()30}31import "github.com/accuknox/elfreader"32func main(){33    elfreader.Init("path of elf file")34    elfreader.elfReadModuleCoverPoints()35}36import "github.com/accuknox/elfreader"37func main(){38    elfreader.Init("path of elf file")39    elfreader.elfReadModuleCoverPoints()40}41import "github.com/accuknox/elfreader"42func main(){

elfReadModuleCoverPoints

Using AI Code Generation

1import (2func main() {3	coverPoints := elf.ElfReadModuleCoverPoints("./test/test.so")4	for _, point := range coverPoints {5		fmt.Println(point)6	}7}8import (9func main() {10	coverPoints := elf.ElfReadModuleCoverPoints("./test/test.so")11	for _, point := range coverPoints {12		fmt.Println(point)13	}14}15import (16func main() {17	coverPoints := elf.ElfReadModuleCoverPoints("./test/test.so")18	for _, point := range coverPoints {19		fmt.Println(point)20	}21}22import (23func main() {24	coverPoints := elf.ElfReadModuleCoverPoints("./test/test.so")25	for _, point := range coverPoints {26		fmt.Println(point)27	}28}29import (30func main() {31	coverPoints := elf.ElfReadModuleCoverPoints("./test/test.so")32	for _, point := range coverPoints {33		fmt.Println(point)34	}35}

elfReadModuleCoverPoints

Using AI Code Generation

1import (2func main() {3	elfReadModule.elfReadModuleCoverPoints("C:/Users/Abhishek/Desktop/elfRead/elfReadModule/elfReadModule.go")4}5import (6func elfReadModuleCoverPoints(filePath string) {7	file, err := os.Open(filePath)8	if err != nil {9		fmt.Println(err)10	}11	defer file.Close()12	scanner := bufio.NewScanner(file)13	for scanner.Scan() {14		fmt.Println(scanner.Text())15	}16	if err := scanner.Err(); err != nil {17		fmt.Println(err)18	}19}20import (21func main() {22	elfReadModule.elfReadModuleCoverPoints("C:/Users/Abhishek/Desktop/elfRead/elfReadModule/elfReadModule.go")23}24import (25func elfReadModuleCoverPoints(filePath string) {26	file, err := os.Open(filePath)27	if err != nil {28		fmt.Println(err)29	}30	defer file.Close()31	scanner := bufio.NewScanner(file)32	for scanner.Scan() {33		fmt.Println(scanner.Text())34	}35	if err := scanner.Err(); err != nil {36		fmt.Println(err)37	}38}39import (40func main() {41	elfReadModule.elfReadModuleCoverPoints("C:/Users/Abhishek/Desktop/elfRead/elfReadModule/elfReadModule.go")42}43import (44func elfReadModuleCoverPoints(filePath string) {

elfReadModuleCoverPoints

Using AI Code Generation

1import (2func main() {3	if len(os.Args) < 3 {4		fmt.Println("Usage: ", os.Args[0], "elf_file_name database_name")5		os.Exit(1)6	}7	backend := elfparser.NewBackend()8	backend.ElfReadModuleCoverPoints(elfFileName, databaseName)9}10import (11type Backend struct {12}13func NewBackend() *Backend {14	return &Backend{}15}16func (b *Backend) ElfReadModuleCoverPoints(elfFileName string, databaseName string) {17	elfFile, err := os.Open(elfFileName)18	if err != nil {19		fmt.Println("Error: ", err)20		os.Exit(1)21	}22	defer elfFile.Close()23	database, err := sql.Open("sqlite3", databaseName)24	if err != nil {25		fmt.Println("Error: ", err)26		os.Exit(1)27	}28	defer database.Close()29	scanner := bufio.NewScanner(elfFile)

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