Albirew/nyaa-pantsu
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nyaa-pantsu/utils/crypto/crypto.go
akuma06 97b3a1d7ea Remove common package
Common is no more a thing
Use of TorrentParam instead of SearchParam now
Common structs for search are exported in utils/search/structs
Util has been renamed utils
2017-07-02 16:54:55 +02:00

38 lignes
918 o
Go

package crypto
import (
"crypto/md5"
"crypto/rand"
"fmt"
"strings"
)
// GenerateMD5Hash : Generate a md5 hash from a string
func GenerateMD5Hash(str string) (string, error) {
str = strings.ToLower(strings.TrimSpace(str))
hash := md5.New()
_, err := hash.Write([]byte(str))
if err != nil {
return "", err
}
return fmt.Sprintf("%x", hash.Sum(nil)), nil
}
// GenerateRandomToken16 : Generates a random token 16bits long
func GenerateRandomToken16() (string, error) {
return GenerateRandomToken(16)
}
// GenerateRandomToken32 : Generates a random token 32bits long
func GenerateRandomToken32() (string, error) {
return GenerateRandomToken(32)
}
// GenerateRandomToken : Generates a random token int n long
func GenerateRandomToken(n int) (string, error) {
token := make([]byte, n)
_, err := rand.Read(token)
// %x base 16, lower-case, two characters per byte
return fmt.Sprintf("%x", token), err
}