File qmc.h

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#ifndef QQMUSIC_CRYPTO_QMC_H
#define QQMUSIC_CRYPTO_QMC_H

#include <cstdint>
#include <memory>
#include <qqmusic/crypto/cipher_map.h>
#include <qqmusic/crypto/cipher_rc4.h>
#include <qqmusic/crypto/cipher_tea.h>
#include <qqmusic/crypto/key_derive.h>
#include <qqmusic/details/result.h>
#include <qqmusic/utils/buffer.h>
#include <vector>

namespace qqmusic::crypto {

class Decoder {
public:
    explicit Decoder() = default;

    Decoder(Decoder&&) = default;

    Decoder& operator=(Decoder&&) = default;

    Decoder(const Decoder&) = delete;

    Decoder& operator=(const Decoder&) = delete;

    Result<qqmusic::utils::buffer> decrypt(std::string_view ekey, qqmusic::utils::buffer&& buf);

private:
    std::vector<uint8_t> key;                        
    qqmusic::utils::buffer buf_in{1024};             
    qqmusic::utils::buffer buf_out{1024};            
    std::unique_ptr<qqmusic::crypto::Cipher> cipher; 
};
} // namespace qqmusic::crypto

#endif // !QQMUSIC_CRYPTO_QMC_H