#ifndef FIO_SHA512_H #define FIO_SHA512_H struct fio_sha512_ctx { uint64_t state[8]; uint32_t count[4]; uint8_t *buf; uint64_t W[80]; }; void fio_sha512_init(struct fio_sha512_ctx *); void fio_sha512_update(struct fio_sha512_ctx *, const uint8_t *, unsigned int); #endif