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Commit dc6d6d5a authored by Ondrej Mosnacek's avatar Ondrej Mosnacek Committed by Herbert Xu
Browse files

crypto: testmgr - Add test for LRW counter wrap-around 



This patch adds a test vector for lrw(aes) that triggers wrap-around of
the counter, which is a tricky corner case.

Suggested-by: default avatarEric Biggers <ebiggers@kernel.org>
Signed-off-by: default avatarOndrej Mosnacek <omosnace@redhat.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent fbe1a850

crypto/testmgr.h

+21 −0
Original line number Diff line number Diff line
@@ -13145,6 +13145,27 @@ static const struct cipher_testvec aes_lrw_tv_template[] = { 
		.ctext	= "\x5b\x90\x8e\xc1\xab\xdd\x67\x5f"

			  "\x3d\x69\x8a\x95\x53\xc8\x9c\xe5",

		.len	= 16,

	}, { /* Test counter wrap-around, modified from LRW-32-AES 1 */

		.key    = "\x45\x62\xac\x25\xf8\x28\x17\x6d"

			  "\x4c\x26\x84\x14\xb5\x68\x01\x85"

			  "\x25\x8e\x2a\x05\xe7\x3e\x9d\x03"

			  "\xee\x5a\x83\x0c\xcc\x09\x4c\x87",

		.klen   = 32,

		.iv     = "\xff\xff\xff\xff\xff\xff\xff\xff"

			  "\xff\xff\xff\xff\xff\xff\xff\xff",

		.ptext	= "\x30\x31\x32\x33\x34\x35\x36\x37"

			  "\x38\x39\x41\x42\x43\x44\x45\x46"

			  "\x30\x31\x32\x33\x34\x35\x36\x37"

			  "\x38\x39\x41\x42\x43\x44\x45\x46"

			  "\x30\x31\x32\x33\x34\x35\x36\x37"

			  "\x38\x39\x41\x42\x43\x44\x45\x46",

		.ctext	= "\x47\x90\x50\xf6\xf4\x8d\x5c\x7f"

			  "\x84\xc7\x83\x95\x2d\xa2\x02\xc0"

			  "\xda\x7f\xa3\xc0\x88\x2a\x0a\x50"

			  "\xfb\xc1\x78\x03\x39\xfe\x1d\xe5"

			  "\xf1\xb2\x73\xcd\x65\xa3\xdf\x5f"

			  "\xe9\x5d\x48\x92\x54\x63\x4e\xb8",

		.len	= 48,

	}, {

/* http://www.mail-archive.com/stds-p1619@listserv.ieee.org/msg00173.html */

		.key    = "\xf8\xd4\x76\xff\xd6\x46\xee\x6c"