1 files changed, 80 insertions, 0 deletions
diff --git a/usr/src/cmd/vndadm/test/tst/lib/create.frameioeagain.c b/usr/src/cmd/vndadm/test/tst/lib/create.frameioeagain.c
new file mode 100644
index 0000000000..6cb14fb7df
--- /dev/null
+++ b/usr/src/cmd/vndadm/test/tst/lib/create.frameioeagain.c
@@ -0,0 +1,80 @@
+/*
+ * This file and its contents are supplied under the terms of the
+ * Common Development and Distribution License ("CDDL"), version 1.0.
+ * You may only use this file in accordance with the terms of version
+ * 1.0 of the CDDL.
+ *
+ * A full copy of the text of the CDDL should have accompanied this
+ * source.  A copy of the CDDL is also available via the Internet at
+ * http://www.illumos.org/license/CDDL.
+ */
+
+/*
+ * Copyright (c) 2014 Joyent, Inc.  All rights reserved.
+ */
+
+/*
+ * Create a datalink, set it to non-blocking mode and ensure that we get EAGAIN
+ * from frame I/O calls. Note that if this test is not plumbed up over an
+ * etherstub, then it is likely that other traffic will appear on the device and
+ * this will fail. Note that the test suite always creates these devices over an
+ * etherstub.
+ */
+
+#include <stdio.h>
+#include <strings.h>
+#include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <libvnd.h>
+
+int
+main(int argc, const char *argv[])
+{
+	int syserr, ret, fd;
+	vnd_errno_t vnderr;
+	vnd_handle_t *vhp;
+	frameio_t *fio;
+	char buf[1520];
+
+	if (argc < 2) {
+		(void) fprintf(stderr, "missing arguments...\n");
+		return (1);
+	}
+
+	if (strlen(argv[1]) >= LIBVND_NAMELEN) {
+		(void) fprintf(stderr, "vnic name too long...\n");
+		return (1);
+	}
+
+	vhp = vnd_create(NULL, argv[1], argv[1], &vnderr, &syserr);
+	assert(vhp != NULL);
+	assert(vnderr == 0);
+	assert(syserr == 0);
+
+	fd = vnd_pollfd(vhp);
+	ret = fcntl(fd, F_SETFL, O_NONBLOCK);
+	assert(ret == 0);
+
+	fio = malloc(sizeof (frameio_t) +
+	    sizeof (framevec_t));
+	assert(fio != NULL);
+	fio->fio_version = FRAMEIO_CURRENT_VERSION;
+	fio->fio_nvpf = 1;
+	fio->fio_nvecs = 1;
+
+	fio->fio_vecs[0].fv_buf = buf;
+	fio->fio_vecs[0].fv_buflen = sizeof (buf);
+
+	ret = vnd_frameio_read(vhp, fio);
+	(void) printf("%d, %d\n", ret, errno);
+	assert(ret == -1);
+	assert(errno == EAGAIN);
+
+	vnd_close(vhp);
+	free(fio);
+	return (0);
+}