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a116e1cdc6
Add RFC4648-compliant base64 encoding and decoding routines, based on the base64url encoding in fs/crypto/fname.c. Signed-off-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Cc: Eric Biggers <ebiggers@kernel.org> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
16 lines
370 B
C
16 lines
370 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* base64 encoding, lifted from fs/crypto/fname.c.
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*/
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#ifndef _LINUX_BASE64_H
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#define _LINUX_BASE64_H
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#include <linux/types.h>
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#define BASE64_CHARS(nbytes) DIV_ROUND_UP((nbytes) * 4, 3)
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int base64_encode(const u8 *src, int len, char *dst);
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int base64_decode(const char *src, int len, u8 *dst);
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#endif /* _LINUX_BASE64_H */
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