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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: Eric Biggers <ebiggers@kernel.org>
Signed-off-by: Ondrej Mosnacek <omosnace@redhat.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Ondrej Mosnacek 2018-09-13 10:51:32 +02:00 committed by Herbert Xu
parent fbe1a850b3
commit dc6d6d5a58
1 changed files with 21 additions and 0 deletions
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21
crypto/testmgr.h
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@ -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"