u-boot/fs/btrfs/crypto/hash.h

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#ifndef CRYPTO_HASH_H
#define CRYPTO_HASH_H
#include <linux/types.h>
#define CRYPTO_HASH_SIZE_MAX 32
void btrfs_hash_init(void);
int hash_crc32c(const u8 *buf, size_t length, u8 *out);
int hash_xxhash(const u8 *buf, size_t length, u8 *out);
int hash_sha256(const u8 *buf, size_t length, u8 *out);
u32 crc32c(u32 seed, const void * data, size_t len);
/* Blake2B is not yet supported due to lack of library */
#endif