Update main.go

This commit is contained in:
Pedro Albanese
2021-06-14 18:30:14 -03:00
committed by GitHub
parent 21261a2916
commit d4549ccdc3

253
main.go
View File

@@ -1,4 +1,5 @@
package main
import (
"bufio"
"encoding/hex"
@@ -13,152 +14,154 @@ import (
"strings"
)
var bits = flag.Int("b", 224, "Bits: 224, 256, 384 and 512.")
var check = flag.String("c", "", "Check hashsum file.")
var recursive = flag.Bool("r", false, "Process directories recursively.")
var target = flag.String("t", "", "Target file/wildcard to generate hashsum list.")
var verbose = flag.Bool("v", false, "Verbose mode. (The exit code is always 0 in this mode)")
var (
bits = flag.Int("b", 224, "Bits: 224, 256, 384 and 512.")
check = flag.String("c", "", "Check hashsum file.")
recursive = flag.Bool("r", false, "Process directories recursively.")
target = flag.String("t", "", "Target file/wildcard to generate hashsum list.")
verbose = flag.Bool("v", false, "Verbose mode. (The exit code is always 0 in this mode)")
)
func main() {
flag.Parse()
flag.Parse()
if (len(os.Args) < 2) || (*bits != 224 && *bits != 256 && *bits != 384 && *bits != 512) {
fmt.Println("SHA3 Hashsum Tool - ALBANESE Lab (c) 2020-2021\n")
fmt.Println("Usage of",os.Args[0]+":")
fmt.Printf("%s [-v] [-b N] [-c <hash.ext>] [-r] -t <file.ext>\n\n", os.Args[0])
flag.PrintDefaults()
os.Exit(1)
}
if (len(os.Args) < 2) || (*bits != 224 && *bits != 256 && *bits != 384 && *bits != 512) {
fmt.Println("SHA3 Hashsum Tool - ALBANESE Lab (c) 2020-2021\n")
fmt.Println("Usage of", os.Args[0]+":")
fmt.Printf("%s [-v] [-b N] [-c <hash.ext>] [-r] -t <file.ext>\n\n", os.Args[0])
flag.PrintDefaults()
os.Exit(1)
}
if *target != "" && *recursive == false {
files, err := filepath.Glob(*target)
if err != nil {
log.Fatal(err)
}
for _, match := range files {
var h hash.Hash
if *bits == 224 {
h = sha3.New224()
} else if *bits == 256 {
h = sha3.New256()
} else if *bits == 384 {
h = sha3.New384()
} else if *bits == 512 {
h = sha3.New512()
}
f, err := os.Open(match)
if err != nil {
log.Fatal(err)
}
file, err := os.Stat(match)
if file.IsDir() {
} else {
if _, err := io.Copy(h, f); err != nil {
log.Fatal(err)
}
fmt.Println(hex.EncodeToString(h.Sum(nil)), "*" + f.Name())
}
}
if *target != "" && *recursive == false {
files, err := filepath.Glob(*target)
if err != nil {
log.Fatal(err)
}
for _, match := range files {
var h hash.Hash
if *bits == 224 {
h = sha3.New224()
} else if *bits == 256 {
h = sha3.New256()
} else if *bits == 384 {
h = sha3.New384()
} else if *bits == 512 {
h = sha3.New512()
}
f, err := os.Open(match)
if err != nil {
log.Fatal(err)
}
file, err := os.Stat(match)
if file.IsDir() {
} else {
if _, err := io.Copy(h, f); err != nil {
log.Fatal(err)
}
fmt.Println(hex.EncodeToString(h.Sum(nil)), "*"+f.Name())
}
}
}
if *target != "" && *recursive == true && *bits == 224 {
err := filepath.Walk(filepath.Dir(*target),
func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
file, err := os.Stat(path)
if file.IsDir() {
} else {
filename := filepath.Base(path)
pattern := filepath.Base(*target)
matched, err := filepath.Match(pattern, filename)
func(path string, info os.FileInfo, err error) error {
if err != nil {
fmt.Println(err)
return err
}
if matched {
var h hash.Hash
if *bits == 224 {
h = sha3.New224()
} else if *bits == 256 {
h = sha3.New256()
} else if *bits == 384 {
h = sha3.New384()
} else if *bits == 512 {
h = sha3.New512()
file, err := os.Stat(path)
if file.IsDir() {
} else {
filename := filepath.Base(path)
pattern := filepath.Base(*target)
matched, err := filepath.Match(pattern, filename)
if err != nil {
fmt.Println(err)
}
if matched {
var h hash.Hash
if *bits == 224 {
h = sha3.New224()
} else if *bits == 256 {
h = sha3.New256()
} else if *bits == 384 {
h = sha3.New384()
} else if *bits == 512 {
h = sha3.New512()
}
f, err := os.Open(path)
if err != nil {
log.Fatal(err)
}
if _, err := io.Copy(h, f); err != nil {
log.Fatal(err)
}
fmt.Println(hex.EncodeToString(h.Sum(nil)), "*"+f.Name())
}
}
f, err := os.Open(path)
if err != nil {
log.Fatal(err)
}
if _, err := io.Copy(h, f); err != nil {
log.Fatal(err)
}
fmt.Println(hex.EncodeToString(h.Sum(nil)), "*" + f.Name())
}
}
return nil
})
return nil
})
if err != nil {
log.Println(err)
}
}
if *check != "" {
file, err := os.Open(*check)
if *check != "" {
file, err := os.Open(*check)
if err != nil {
log.Fatalf("failed opening file: %s", err)
}
scanner := bufio.NewScanner(file)
scanner.Split(bufio.ScanLines)
var txtlines []string
for scanner.Scan() {
txtlines = append(txtlines, scanner.Text())
}
file.Close()
for _, eachline := range txtlines {
lines := strings.Split(string(eachline), " *")
if strings.Contains(string(eachline), " *") {
var h hash.Hash
if *bits == 224 {
h = sha3.New224()
} else if *bits == 256 {
h = sha3.New256()
} else if *bits == 384 {
h = sha3.New384()
} else if *bits == 512 {
h = sha3.New512()
}
_, err := os.Stat(lines[1])
if err == nil {
f, err := os.Open(lines[1])
if err != nil {
log.Fatal(err)
log.Fatalf("failed opening file: %s", err)
}
io.Copy(h, f)
scanner := bufio.NewScanner(file)
scanner.Split(bufio.ScanLines)
var txtlines []string
if *verbose {
if hex.EncodeToString(h.Sum(nil)) == lines[0] {
fmt.Println(lines[1] + "\t", "OK")
} else {
fmt.Println(lines[1] + "\t", "FAILED")
}
} else {
if hex.EncodeToString(h.Sum(nil)) == lines[0] {
} else {
os.Exit(1)
for scanner.Scan() {
txtlines = append(txtlines, scanner.Text())
}
file.Close()
for _, eachline := range txtlines {
lines := strings.Split(string(eachline), " *")
if strings.Contains(string(eachline), " *") {
var h hash.Hash
if *bits == 224 {
h = sha3.New224()
} else if *bits == 256 {
h = sha3.New256()
} else if *bits == 384 {
h = sha3.New384()
} else if *bits == 512 {
h = sha3.New512()
}
_, err := os.Stat(lines[1])
if err == nil {
f, err := os.Open(lines[1])
if err != nil {
log.Fatal(err)
}
io.Copy(h, f)
if *verbose {
if hex.EncodeToString(h.Sum(nil)) == lines[0] {
fmt.Println(lines[1]+"\t", "OK")
} else {
fmt.Println(lines[1]+"\t", "FAILED")
}
} else {
if hex.EncodeToString(h.Sum(nil)) == lines[0] {
} else {
os.Exit(1)
}
}
} else {
if *verbose {
fmt.Println(lines[1]+"\t", "Not found!")
} else {
os.Exit(1)
}
}
}
}
} else {
if *verbose {
fmt.Println(lines[1] + "\t", "Not found!")
} else {
os.Exit(1)
}
}
}
}
}
}