This adds MSG_PEEK test for SOCK_SEQPACKET. It works in the same way as
SOCK_STREAM test, except it also tests MSG_TRUNC flag.

Signed-off-by: Arseniy Krasnov <redacted>
---
tools/testing/vsock/vsock_test.c | 58 +++++++++++++++++++++++++++++---
1 file changed, 54 insertions(+), 4 deletions(-)

diff --git a/tools/testing/vsock/vsock_test.c b/tools/testing/vsock/vsock_test.c
index 444a3ff0681f..2ca2cbfa9808 100644
--- a/tools/testing/vsock/vsock_test.c
+++ b/tools/testing/vsock/vsock_test.c

@@ -257,14 +257,19 @@ static void test_stream_multiconn_server(const struct test_opts *opts)

#define MSG_PEEK_BUF_LEN 64

-static void test_stream_msg_peek_client(const struct test_opts *opts)
+static void __test_msg_peek_client(const struct test_opts *opts,

+				   bool seqpacket)
{
	unsigned char buf[MSG_PEEK_BUF_LEN];
	ssize_t send_size;
	int fd;
	int i;

-	fd = vsock_stream_connect(opts->peer_cid, 1234);
+	if (seqpacket)
+		fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
+	else
+		fd = vsock_stream_connect(opts->peer_cid, 1234);
+
	if (fd < 0) {
		perror("connect");
		exit(EXIT_FAILURE);

@@ -290,7 +295,8 @@ static void test_stream_msg_peek_client(const struct test_opts *opts)

	close(fd);
}

-static void test_stream_msg_peek_server(const struct test_opts *opts)
+static void __test_msg_peek_server(const struct test_opts *opts,