netdev - [PATCH net-next v2 4/5] selftests: tls: add key_generation argument to tls_crypto_info

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Date:   Tue, 14 Feb 2023 12:17:41 +0100
From:   Sabrina Dubroca <sd@...asysnail.net>
To:     netdev@...r.kernel.org
Cc:     Sabrina Dubroca <sd@...asysnail.net>,
        Vadim Fedorenko <vfedorenko@...ek.ru>,
        Frantisek Krenzelok <fkrenzel@...hat.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Kuniyuki Iwashima <kuniyu@...zon.com>,
        Apoorv Kothari <apoorvko@...zon.com>,
        Boris Pismenny <borisp@...dia.com>,
        John Fastabend <john.fastabend@...il.com>,
        Shuah Khan <shuah@...nel.org>, linux-kselftest@...r.kernel.org,
        Gal Pressman <gal@...dia.com>,
        Marcel Holtmann <marcel@...tmann.org>
Subject: [PATCH net-next v2 4/5] selftests: tls: add key_generation argument to tls_crypto_info_init

This allows us to generate different keys, so that we can test that
rekey is using the correct one.

Signed-off-by: Sabrina Dubroca <sd@...asysnail.net>
---
 tools/testing/selftests/net/tls.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
index 2cbb12736596..5f3adb28fee1 100644
--- a/tools/testing/selftests/net/tls.c
+++ b/tools/testing/selftests/net/tls.c
@@ -38,9 +38,11 @@ struct tls_crypto_info_keys {
 };
 
 static void tls_crypto_info_init(uint16_t tls_version, uint16_t cipher_type,
-				 struct tls_crypto_info_keys *tls12)
+				 struct tls_crypto_info_keys *tls12,
+				 char key_generation)
 {
-	memset(tls12, 0, sizeof(*tls12));
+	memset(tls12, key_generation, sizeof(*tls12));
+	memset(tls12, 0, sizeof(struct tls_crypto_info));
 
 	switch (cipher_type) {
 	case TLS_CIPHER_CHACHA20_POLY1305:
@@ -312,7 +314,7 @@ FIXTURE_SETUP(tls)
 	int ret;
 
 	tls_crypto_info_init(variant->tls_version, variant->cipher_type,
-			     &tls12);
+			     &tls12, 0);
 
 	ulp_sock_pair(_metadata, &self->fd, &self->cfd, &self->notls);
 
@@ -1071,7 +1073,7 @@ TEST_F(tls, bidir)
 		struct tls_crypto_info_keys tls12;
 
 		tls_crypto_info_init(variant->tls_version, variant->cipher_type,
-				     &tls12);
+				     &tls12, 0);
 
 		ret = setsockopt(self->fd, SOL_TLS, TLS_RX, &tls12,
 				 tls12.len);
@@ -1479,7 +1481,7 @@ FIXTURE_SETUP(tls_err)
 	int ret;
 
 	tls_crypto_info_init(variant->tls_version, TLS_CIPHER_AES_GCM_128,
-			     &tls12);
+			     &tls12, 0);
 
 	ulp_sock_pair(_metadata, &self->fd, &self->cfd, &self->notls);
 	ulp_sock_pair(_metadata, &self->fd2, &self->cfd2, &self->notls);
@@ -1771,7 +1773,7 @@ TEST(tls_v6ops) {
 	int sfd, ret, fd;
 	socklen_t len, len2;
 
-	tls_crypto_info_init(TLS_1_2_VERSION, TLS_CIPHER_AES_GCM_128, &tls12);
+	tls_crypto_info_init(TLS_1_2_VERSION, TLS_CIPHER_AES_GCM_128, &tls12, 0);
 
 	addr.sin6_family = AF_INET6;
 	addr.sin6_addr = in6addr_any;
-- 
2.38.1