forked from projectdiscovery/httpx
/
hashes.go
65 lines (55 loc) · 1.23 KB
/
hashes.go
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package hashes
import (
"bytes"
"crypto/md5"
"crypto/sha1"
"crypto/sha256"
"crypto/sha512"
"encoding/base64"
"encoding/hex"
"fmt"
"github.com/mfonda/simhash"
"github.com/spaolacci/murmur3"
)
func stdBase64(braw []byte) []byte {
bckd := base64.StdEncoding.EncodeToString(braw)
var buffer bytes.Buffer
for i := 0; i < len(bckd); i++ {
ch := bckd[i]
buffer.WriteByte(ch)
if (i+1)%76 == 0 {
buffer.WriteByte('\n')
}
}
buffer.WriteByte('\n')
return buffer.Bytes()
}
func Mmh3(data []byte) string {
var h32 = murmur3.New32WithSeed(0)
h32.Write(stdBase64(data))
return fmt.Sprintf("%d", int32(h32.Sum32()))
}
func Md5(data []byte) string {
hash := md5.Sum(data)
return hex.EncodeToString(hash[:])
}
func Sha1(data []byte) string {
hash := sha1.Sum(data)
return hex.EncodeToString(hash[:])
}
func Sha256(data []byte) string {
hash := sha256.Sum256(data)
return hex.EncodeToString(hash[:])
}
func Sha224(data []byte) string {
hash := sha256.Sum224(data)
return hex.EncodeToString(hash[:])
}
func Sha512(data []byte) string {
hash := sha512.Sum512(data)
return hex.EncodeToString(hash[:])
}
func Simhash(data []byte) string {
hash := simhash.Simhash(simhash.NewWordFeatureSet(data))
return fmt.Sprintf("%d", hash)
}