[PATCH 2/2] tests: Check decoding of VIDIOC_G/S_TUNER's arg

[Edgar Kaziahmedov]

* tests/ioctl_v4l2.c (main): Add checks for VIDIOC_G/S_TUNER's arg.

Signed-off-by: Edgar Kaziahmedov <edos at linux.com>
---
 tests/ioctl_v4l2.c | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/tests/ioctl_v4l2.c b/tests/ioctl_v4l2.c
index 81daf2e5..87676fc5 100644
--- a/tests/ioctl_v4l2.c
+++ b/tests/ioctl_v4l2.c
@@ -673,6 +673,43 @@ main(void )
 	       ", value=%d}) = -1 EBADF (%m)\n",
 	       p_v4l2_control->id, p_v4l2_control->value);
 
+	/* VIDIOC_G_TUNER */
+	ioctl(-1, VIDIOC_G_TUNER, 0);
+	printf("ioctl(-1, VIDIOC_G_TUNER, NULL) = -1 EBADF (%m)\n");
+
+	struct v4l2_tuner *const p_v4l2_tuner =
+		page + size - sizeof(*p_v4l2_tuner);
+	ioctl(-1, VIDIOC_G_TUNER, p_v4l2_tuner);
+	printf("ioctl(-1, VIDIOC_G_TUNER, {index=%u})"
+	       " = -1 EBADF (%m)\n", p_v4l2_tuner->index);
+
+	/* VIDIOC_S_TUNER */
+	ioctl(-1, VIDIOC_S_TUNER, 0);
+	printf("ioctl(-1, VIDIOC_S_TUNER, NULL) = -1 EBADF (%m)\n");
+
+	struct v4l2_tuner *const p_tuner =
+		tail_alloc(sizeof(*p_tuner));
+	p_tuner->index = 0x4fb6df39;
+	strcpy((char*)p_tuner->name, "cum tacent clamant");
+	p_tuner->type = V4L2_TUNER_RADIO;
+	p_tuner->capability = V4L2_TUNER_CAP_LOW;
+	p_tuner->rangelow = 0xa673bc29;
+	p_tuner->rangehigh = 0xbaf16d12;
+	p_tuner->rxsubchans = V4L2_TUNER_SUB_MONO;
+	p_tuner->audmode = V4L2_TUNER_MODE_MONO;
+	p_tuner->signal = 0x10bf92c8;
+	p_tuner->afc = 0x3bf7e18b;
+	ioctl(-1, VIDIOC_S_TUNER, p_tuner);
+	printf("ioctl(-1, VIDIOC_S_TUNER, {index=%u"
+	       ", name=\"cum tacent clamant\""
+	       ", type=V4L2_TUNER_RADIO, capability=V4L2_TUNER_CAP_LOW"
+	       ", rangelow=%u, rangehigh=%u"
+	       ", rxsubchans=V4L2_TUNER_SUB_MONO"
+	       ", audmode=V4L2_TUNER_MODE_MONO, signal=%d, afc=%d"
+	       "}) = -1 EBADF (%m)\n",
+	       p_tuner->index, p_tuner->rangelow,
+	       p_tuner->rangehigh, p_tuner->signal, p_tuner->afc);
+
 	/* VIDIOC_QUERYCTRL */
 	ioctl(-1, VIDIOC_QUERYCTRL, 0);
 	printf("ioctl(-1, VIDIOC_QUERYCTRL, NULL) = -1 EBADF (%m)\n");
-- 
2.11.0