+/*
+ * utils_crypt - cipher utilities for cryptsetup
+ *
+ * Copyright (C) 2004-2007, Clemens Fruhwirth <clemens@endorphin.org>
+ * Copyright (C) 2009-2012, Red Hat, Inc. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
#ifndef _UTILS_CRYPT_H
#define _UTILS_CRYPT_H
+#include <unistd.h>
+#include "config.h"
+
#define MAX_CIPHER_LEN 32
#define MAX_CIPHER_LEN_STR "32"
-
-#define MAX_TTY_PASSWORD_LEN 512
+#define MAX_KEYFILES 32
struct crypt_device;
int crypt_parse_name_and_mode(const char *s, char *cipher,
int *key_nums, char *cipher_mode);
-int crypt_get_key(char *prompt, char **key, unsigned int *passLen, int key_size,
- const char *key_file, int timeout, int how2verify,
+int crypt_get_key(const char *prompt,
+ char **key, size_t *key_size,
+ size_t keyfile_offset, size_t keyfile_size_max,
+ const char *key_file,
+ int timeout, int verify,
struct crypt_device *cd);
void *crypt_safe_alloc(size_t size);
void crypt_safe_free(void *data);
void *crypt_safe_realloc(void *data, size_t size);
+ssize_t crypt_hex_to_bytes(const char *hex, char **result, int safe_alloc);
+int crypt_string_to_size(struct crypt_device *cd, const char *s, uint64_t *size);
+
#endif /* _UTILS_CRYPT_H */