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authorDan Williams <dan.j.williams@intel.com>2022-09-24 18:14:12 -0700
committerDan Williams <dan.j.williams@intel.com>2022-09-24 18:14:12 -0700
commitb3bbcc5d1da1b654091dad15980b3d58fdae0fc6 (patch)
tree77795fbece4fc61a659ed97c70d798ca81f35bb8 /include/linux/base64.h
parentfsdax: Fix infinite loop in dax_iomap_rw() (diff)
parentdevdax: Fix soft-reservation memory description (diff)
Merge branch 'for-6.0/dax' into libnvdimm-fixes
Pick up another "Soft Reservation" fix for v6.0-final on top of some straggling nvdimm fixes that missed v5.19.
Diffstat (limited to 'include/linux/base64.h')
-rw-r--r--include/linux/base64.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/base64.h b/include/linux/base64.h
new file mode 100644
index 000000000000..660d4cb1ef31
--- /dev/null
+++ b/include/linux/base64.h
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * base64 encoding, lifted from fs/crypto/fname.c.
+ */
+
+#ifndef _LINUX_BASE64_H
+#define _LINUX_BASE64_H
+
+#include <linux/types.h>
+
+#define BASE64_CHARS(nbytes) DIV_ROUND_UP((nbytes) * 4, 3)
+
+int base64_encode(const u8 *src, int len, char *dst);
+int base64_decode(const char *src, int len, u8 *dst);
+
+#endif /* _LINUX_BASE64_H */