Moonshark/functions/crypto.go

81 lines
1.8 KiB
Go

// functions/crypto.go
package functions
import (
"crypto/md5"
"crypto/sha256"
"encoding/base64"
"encoding/hex"
luajit "git.sharkk.net/Sky/LuaJIT-to-Go"
)
// GetCryptoFunctions returns all cryptographic Go functions
func GetCryptoFunctions() map[string]luajit.GoFunction {
return map[string]luajit.GoFunction{
"base64_encode": func(s *luajit.State) int {
if err := s.CheckMinArgs(1); err != nil {
return s.PushError("base64_encode: %v", err)
}
str, err := s.SafeToString(1)
if err != nil {
return s.PushError("base64_encode: argument must be a string")
}
encoded := base64.StdEncoding.EncodeToString([]byte(str))
s.PushString(encoded)
return 1
},
"base64_decode": func(s *luajit.State) int {
if err := s.CheckMinArgs(1); err != nil {
return s.PushError("base64_decode: %v", err)
}
str, err := s.SafeToString(1)
if err != nil {
return s.PushError("base64_decode: argument must be a string")
}
decoded, err := base64.StdEncoding.DecodeString(str)
if err != nil {
return s.PushError("base64_decode: %v", err)
}
s.PushString(string(decoded))
return 1
},
"md5_hash": func(s *luajit.State) int {
if err := s.CheckMinArgs(1); err != nil {
return s.PushError("md5_hash: %v", err)
}
str, err := s.SafeToString(1)
if err != nil {
return s.PushError("md5_hash: argument must be a string")
}
hash := md5.Sum([]byte(str))
s.PushString(hex.EncodeToString(hash[:]))
return 1
},
"sha256_hash": func(s *luajit.State) int {
if err := s.CheckMinArgs(1); err != nil {
return s.PushError("sha256_hash: %v", err)
}
str, err := s.SafeToString(1)
if err != nil {
return s.PushError("sha256_hash: argument must be a string")
}
hash := sha256.Sum256([]byte(str))
s.PushString(hex.EncodeToString(hash[:]))
return 1
},
}
}