From e44a1b44c3a9794236fe038b89a0fbef5adcd523 Mon Sep 17 00:00:00 2001 From: Jarod Wilson Date: Mon, 4 May 2009 19:22:11 +0800 Subject: crypto: testmgr - Handle AEAD test vectors expected to fail verification Add infrastructure to tcrypt/testmgr to support handling ccm decryption test vectors that are expected to fail verification. Signed-off-by: Jarod Wilson Signed-off-by: Herbert Xu --- crypto/testmgr.c | 28 ++++++++++++++++++++++++++++ crypto/testmgr.h | 1 + 2 files changed, 29 insertions(+) (limited to 'crypto') diff --git a/crypto/testmgr.c b/crypto/testmgr.c index bfee6e9f642d..84f96401b29a 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -363,6 +363,16 @@ static int test_aead(struct crypto_aead *tfm, int enc, switch (ret) { case 0: + if (template[i].novrfy) { + /* verification was supposed to fail */ + printk(KERN_ERR "alg: aead: %s failed " + "on test %d for %s: ret was 0, " + "expected -EBADMSG\n", + e, j, algo); + /* so really, we got a bad message */ + ret = -EBADMSG; + goto out; + } break; case -EINPROGRESS: case -EBUSY: @@ -372,6 +382,10 @@ static int test_aead(struct crypto_aead *tfm, int enc, INIT_COMPLETION(result.completion); break; } + case -EBADMSG: + if (template[i].novrfy) + /* verification failure was expected */ + continue; /* fall through */ default: printk(KERN_ERR "alg: aead: %s failed on test " @@ -481,6 +495,16 @@ static int test_aead(struct crypto_aead *tfm, int enc, switch (ret) { case 0: + if (template[i].novrfy) { + /* verification was supposed to fail */ + printk(KERN_ERR "alg: aead: %s failed " + "on chunk test %d for %s: ret " + "was 0, expected -EBADMSG\n", + e, j, algo); + /* so really, we got a bad message */ + ret = -EBADMSG; + goto out; + } break; case -EINPROGRESS: case -EBUSY: @@ -490,6 +514,10 @@ static int test_aead(struct crypto_aead *tfm, int enc, INIT_COMPLETION(result.completion); break; } + case -EBADMSG: + if (template[i].novrfy) + /* verification failure was expected */ + continue; /* fall through */ default: printk(KERN_ERR "alg: aead: %s failed on " diff --git a/crypto/testmgr.h b/crypto/testmgr.h index 526f00a9c72f..b77b61dad262 100644 --- a/crypto/testmgr.h +++ b/crypto/testmgr.h @@ -62,6 +62,7 @@ struct aead_testvec { int np; int anp; unsigned char fail; + unsigned char novrfy; /* ccm dec verification failure expected */ unsigned char wk; /* weak key flag */ unsigned char klen; unsigned short ilen; -- cgit v1.2.3-59-g8ed1b