ref: c8ea1cd8d7df5c044cf3ac0f29914721093ec0a9
dir: /sys/src/cmd/cryptsetup/crypt.h/
// Author Taru Karttunen <taruti@taruti.net>
// This file can be used as both Public Domain or Creative Commons CC0.
#include <libsec.h>
typedef struct {
unsigned char Salt[16];
unsigned char Key[32];
} Slot;
typedef struct {
unsigned char Master[32];
Slot Slots[8];
AESstate C1, C2;
} XtsState;