#ifndef NEOVIM_SHA256_H
#define NEOVIM_SHA256_H

typedef struct {
  uint32_t total[2];
  uint32_t state[8];
  char_u buffer[64];
} context_sha256_T;

void sha256_start(context_sha256_T *ctx);
void sha256_update(context_sha256_T *ctx, char_u *input, uint32_t length);
void sha256_finish(context_sha256_T *ctx, char_u digest[32]);
char_u *sha256_bytes(char_u *buf, int buf_len, char_u *salt, int salt_len);
char_u *sha256_key(char_u *buf, char_u *salt, int salt_len);
int sha256_self_test(void);
void sha2_seed(char_u *header, int header_len, char_u *salt, int salt_len);

// vim: set ft=c:
#endif  // NEOVIM_SHA256_H