Commit a1f62c21 authored Sep 21, 2020 by Tianjia Zhang Committed by Herbert Xu Sep 25, 2020

crypto: testmgr - support test with different ciphertext per encryption



Some asymmetric algorithms will get different ciphertext after
each encryption, such as SM2, and let testmgr support the testing
of such algorithms.

In struct akcipher_testvec, set c and c_size to be empty, skip
the comparison of the ciphertext, and compare the decrypted
plaintext with m to achieve the test purpose.

Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Tested-by: Xufeng Zhang <yunbo.xufeng@linux.alibaba.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

parent ea7ecb66

crypto/testmgr.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -4026,7 +4026,7 @@ static int test_akcipher_one(struct crypto_akcipher *tfm,
		pr_err("alg: akcipher: %s test failed. err %d\n", op, err);
		goto free_all;
		}
		if (!vecs->siggen_sigver_test) {
		if (!vecs->siggen_sigver_test && c) {
		if (req->dst_len != c_size) {
		pr_err("alg: akcipher: %s test failed. Invalid output len\n",
		op);
		@@ -4057,6 +4057,11 @@ static int test_akcipher_one(struct crypto_akcipher *tfm,
		goto free_all;
		}

		if (!vecs->siggen_sigver_test && !c) {
		c = outbuf_enc;
		c_size = req->dst_len;
		}

		op = vecs->siggen_sigver_test ? "sign" : "decrypt";
		if (WARN_ON(c_size > PAGE_SIZE))
		goto free_all;