40 lines
740 B
Go
40 lines
740 B
Go
package tscipher
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import ()
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type XOR struct {
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key []byte
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}
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func (this *XOR) Decrypt(data []byte) (decrypted []byte, err error) {
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// decrypted = data
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// err = nil
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// return
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decrypted = make([]byte, len(data))
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for i := 0; i < len(data); i++ {
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decrypted[i] = data[len(data)-i-1] ^ this.key[i%len(this.key)]
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// decrypted[i] = data[i]
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}
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err = nil
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return
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}
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func (this *XOR) Encrypt(data []byte) (encryped []byte, err error) {
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// encryped = data
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// err = nil
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// return
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encryped = make([]byte, len(data))
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for i := 0; i < len(data); i++ {
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encryped[len(data)-i-1] = data[i] ^ this.key[i%len(this.key)]
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// encryped[i] = data[i]
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}
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err = nil
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return
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}
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func NewXOR(key []byte) (cipher Cipher) {
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return &XOR{
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key: key,
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}
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}
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