const void *Crypto_EncryptPacket(crypto_t *crypto, const void *data_src, size_t len_src, void *data_dst, size_t *len_dst, size_t len);
const void *Crypto_DecryptPacket(crypto_t *crypto, const void *data_src, size_t len_src, void *data_dst, size_t *len_dst, size_t len);
#define CRYPTO_NOMATCH 0 // process as usual (packet was not used)
#define CRYPTO_MATCH 1 // process as usual (packet was used)
#define CRYPTO_DISCARD 2 // discard this packet
#define CRYPTO_REPLACE 3 // make the buffer the current packet
const void *Crypto_EncryptPacket(crypto_t *crypto, const void *data_src, size_t len_src, void *data_dst, size_t *len_dst, size_t len);
const void *Crypto_DecryptPacket(crypto_t *crypto, const void *data_src, size_t len_src, void *data_dst, size_t *len_dst, size_t len);
#define CRYPTO_NOMATCH 0 // process as usual (packet was not used)
#define CRYPTO_MATCH 1 // process as usual (packet was used)
#define CRYPTO_DISCARD 2 // discard this packet
#define CRYPTO_REPLACE 3 // make the buffer the current packet