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/* See LICENSE file for copyright and license details. */
#ifndef LIBSECAUTH_H
#define LIBSECAUTH_H
#include <stdint.h>
#include <stddef.h>
/* $secauth${$<prehash>$}${$<xferhash>$}$<client_rounds>$<server_rounds>${$<posthash>$}$<expected> */
struct libsecauth_spec {
const char *prehash; /* secret if empty, all information is stored at client-side */
const char *xferhash;
const char *posthash;
const char *expected;
uint32_t client_rounds;
uint32_t server_rounds;
};
int libsecauth_parse_spec(struct libsecauth_spec *spec, char *settings);
size_t libsecauth_format_spec(struct libsecauth_spec *spec, char *buffer, size_t buffer_size);
char *libsecauth_client_hash(const struct libsecauth_spec *spec, const char *password);
int libsecauth_server_hash(const struct libsecauth_spec *spec, const char *inhash, const char *pepper, char **resultp);
#endif
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