initial.h

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#ifndef QUIC_TLS_INITIAL_H
#define QUIC_TLS_INITIAL_H
 
#include "common/bytes/span/span.h"
#include "crypto/kdf/hkdf/hkdf.h"
#include "transport/version/version/version.h"


#define QUIC_INITIAL_KEY 16
#define QUIC_AEAD_KEY_MAX 32
#define QUIC_INITIAL_IV 12
#define QUIC_INITIAL_HP 16

typedef struct {
  u8 key[QUIC_AEAD_KEY_MAX]; 
  u8 iv[QUIC_INITIAL_IV];    
  u8 hp[QUIC_AEAD_KEY_MAX];  
} quic_initial_keys;

void quic_initial_derive(
    quic_span dcid, int is_server, u32 version, quic_initial_keys* out);
 
#endif