symmetric

type AESEncrypt struct {
	// contains filtered or unexported fields
}

type AESMode int

type AESOption struct {
	Mode           AESMode        // 加密模式
	IVCreator      IVCreator      // IV规则
	ResultCreator  ResultCreator  // 结果返回规则
	PaddingCreator PaddingCreator // 填充规则
}

type AppendResultCreator struct{}

type CryptEncrypt interface {

	// Encrypt 加密
	Encrypt(rawData []byte) ([]byte, error)
	// EncryptBase64 加密
	EncryptBase64(rawData []byte) (string, error)
	// Decrypt 解密
	Decrypt(cipherData []byte) ([]byte, error)
	// DecryptBase64 解密
	DecryptBase64(base64CipherData string) (string, error)
}

type IVCreator interface {
	// CreateForEncrypt 加密时创建IV
	CreateForEncrypt(key, rawData []byte) ([]byte, error)
	// ExtractForDecrypt 解密时提取IV
	ExtractForDecrypt(key, cipherData []byte) ([]byte, error)
}

type PaddingCreator interface {
	// Pad 填充
	Pad(rawData []byte, blockSize int) ([]byte, error)
	// UnPad 去除填充
	UnPad(paddedData []byte) ([]byte, error)
}

type Pkcs7PaddingCreator struct{}

type PureResultCreator struct{}

type RandomGCMNonceCreator struct{}

type RandomIvCreator struct{}

type ResultCreator interface {
	// CombineResult 加密时组合IV和密文
	CombineResult(iv, cipherData []byte) []byte
	// SeparateResult 解密时分离IV和密文
	SeparateResult(combinedData []byte, ivSize int) (cipherData []byte, err error)
}