#ifndef _AUTH_H
#define _AUTH_H
-int auth_set_password(const char *, const char *);
-int auth_get_password(const char *, char *);
-int auth_check_password(const char *, const char *);
-int auth_login(const char *username, const char *password);
-int auth_logout(const char *username);
-char *auth_get_token(const char *username);
+#include <stdint.h>
+
+#define TOKEN_SIZE 16
+#define MAX_PASSWORD_LENGTH 64
+#define SCRYPT_SALT_SIZE 8
+#define SCRYPT_OUTPUT_SIZE 32
+#define SCRYPT_N 1<<14
+#define SCRYPT_r 8
+#define SCRYPT_p 1
+
+struct auth_header {
+ uint8_t version;
+ uint8_t reserved1;
+ uint16_t reserved2;
+};
+
+struct auth_v2 {
+ struct auth_header header;
+ uint8_t password[SCRYPT_OUTPUT_SIZE];
+ uint8_t salt[SCRYPT_SALT_SIZE];
+};
+
+int auth_set_password(const char *username, const char *password);
+int auth_check_password(const char *username, const char *password);
+char * auth_login(const char *username, const char *password);
+int auth_logout(const char *username, const char *token);
int auth_check_token(const char *username, const char *given_token);
#endif //_AUTH_H