1 files changed, 33 insertions, 0 deletions
diff --git a/lib/crypt/crypt-port.h b/lib/crypt/crypt-port.h
new file mode 100644
index 00000000000..50dde68b5cd
--- /dev/null
+++ b/lib/crypt/crypt-port.h
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Copyright (C) 2020 Steffen Jaeckel <jaeckel-floss@eyet-services.de> */
+
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/types.h>
+#include <vsprintf.h>
+
+#define NO_GENSALT
+#define CRYPT_OUTPUT_SIZE 384
+#define ALG_SPECIFIC_SIZE 8192
+
+#define ARG_UNUSED(x) (x)
+
+#define static_assert(a, b) _Static_assert(a, b)
+
+#define strtoul(cp, endp, base) simple_strtoul(cp, endp, base)
+
+extern const unsigned char ascii64[65];
+
+#define b64t ((const char *)ascii64)
+
+int crypt_sha256crypt_rn_wrapped(const char *phrase, size_t phr_size,
+				 const char *setting,
+				 size_t ARG_UNUSED(set_size), uint8_t *output,
+				 size_t out_size, void *scratch,
+				 size_t scr_size);
+int crypt_sha512crypt_rn_wrapped(const char *phrase, size_t phr_size,
+				 const char *setting,
+				 size_t ARG_UNUSED(set_size), uint8_t *output,
+				 size_t out_size, void *scratch,
+				 size_t scr_size);