NetBSD/tests/lib/libossaudio/t_ossaudio.c

466 lines
14 KiB
C

/*-
* Copyright (c) 2020 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Nia Alarie.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/audioio.h>
#include <soundcard.h>
#include <fcntl.h>
#include <stdbool.h>
#include <stdio.h>
#include <math.h>
#include <atf-c.h>
ATF_TC(oss_dsp_init);
ATF_TC_HEAD(oss_dsp_init, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests dsp init ioctls");
}
ATF_TC_BODY(oss_dsp_init, tc)
{
struct audio_info hwinfo;
struct audio_info info;
int fd, channels, fmt, rate;
if ((fd = open("/dev/audio", O_WRONLY)) == -1)
atf_tc_skip("Audio device unavailable for playback");
if (ioctl(fd, AUDIO_GETFORMAT, &hwinfo) < 0) {
atf_tc_fail("ioctl AUDIO_GETFORMAT failed");
close(fd);
}
/* Verify SNDCTL_DSP_CHANNELS sets the device to mono. */
channels = 1;
if (ioctl(fd, SNDCTL_DSP_CHANNELS, &channels) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_CHANNELS (1) failed");
ATF_REQUIRE_EQ(channels, 1);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.channels, 1);
/* Verify SNDCTL_DSP_CHANNELS sets the device to stereo. */
channels = 2;
if (ioctl(fd, SNDCTL_DSP_CHANNELS, &channels) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_CHANNELS (2) failed");
ATF_REQUIRE_EQ(channels, 2);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.channels, 2);
/*
* Verify an invalid argument to SNDCTL_DSP_CHANNELS leaves the device
* at the hardware channel count.
*/
channels = 0;
if (ioctl(fd, SNDCTL_DSP_CHANNELS, &channels) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_CHANNELS (0) failed");
ATF_REQUIRE_EQ(channels, (int)hwinfo.play.channels);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.channels, hwinfo.play.channels);
/*
* SNDCTL_DSP_STEREO is an older alternative to SNDCTL_DSP_CHANNELS
* that simply takes a boolean argument.
*/
/* Set the device to mono with SNDCTL_DSP_STEREO = 0 */
channels = 0;
if (ioctl(fd, SNDCTL_DSP_STEREO, &channels) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_STEREO (0) failed");
ATF_REQUIRE_EQ(channels, 0);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.channels, 1);
/* Set the device to stereo with SNDCTL_DSP_STEREO = 1 */
channels = 1;
if (ioctl(fd, SNDCTL_DSP_STEREO, &channels) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_STEREO (1) failed");
ATF_REQUIRE_EQ(channels, 1);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.channels, 2);
/* Verify SNDCTL_DSP_SETFMT works with common audio formats */
fmt = AFMT_MU_LAW;
if (ioctl(fd, SNDCTL_DSP_SETFMT, &fmt) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETFMT (AFMT_MU_LAW) failed");
ATF_REQUIRE_EQ(fmt, AFMT_MU_LAW);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.encoding, AUDIO_ENCODING_ULAW);
ATF_REQUIRE_EQ(info.play.precision, 8);
fmt = AFMT_A_LAW;
if (ioctl(fd, SNDCTL_DSP_SETFMT, &fmt) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETFMT (AFMT_A_LAW) failed");
ATF_REQUIRE_EQ(fmt, AFMT_A_LAW);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.encoding, AUDIO_ENCODING_ALAW);
ATF_REQUIRE_EQ(info.play.precision, 8);
fmt = AFMT_S16_LE;
if (ioctl(fd, SNDCTL_DSP_SETFMT, &fmt) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETFMT (AFMT_S16_LE) failed");
ATF_REQUIRE_EQ(fmt, AFMT_S16_LE);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.encoding, AUDIO_ENCODING_SLINEAR_LE);
ATF_REQUIRE_EQ(info.play.precision, 16);
fmt = AFMT_S16_BE;
if (ioctl(fd, SNDCTL_DSP_SETFMT, &fmt) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETFMT (AFMT_S16_BE) failed");
ATF_REQUIRE_EQ(fmt, AFMT_S16_BE);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.encoding, AUDIO_ENCODING_SLINEAR_BE);
ATF_REQUIRE_EQ(info.play.precision, 16);
fmt = AFMT_U16_LE;
if (ioctl(fd, SNDCTL_DSP_SETFMT, &fmt) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETFMT (AFMT_U16_LE) failed");
ATF_REQUIRE_EQ(fmt, AFMT_U16_LE);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.encoding, AUDIO_ENCODING_ULINEAR_LE);
ATF_REQUIRE_EQ(info.play.precision, 16);
fmt = AFMT_U16_BE;
if (ioctl(fd, SNDCTL_DSP_SETFMT, &fmt) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETFMT (AFMT_U16_BE) failed");
ATF_REQUIRE_EQ(fmt, AFMT_U16_BE);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.encoding, AUDIO_ENCODING_ULINEAR_BE);
ATF_REQUIRE_EQ(info.play.precision, 16);
fmt = AFMT_S32_LE;
if (ioctl(fd, SNDCTL_DSP_SETFMT, &fmt) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETFMT (AFMT_S32_LE) failed");
ATF_REQUIRE_EQ(fmt, AFMT_S32_LE);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.encoding, AUDIO_ENCODING_SLINEAR_LE);
ATF_REQUIRE_EQ(info.play.precision, 32);
/* Verify some supported sample rates. */
rate = 8000;
if (ioctl(fd, SNDCTL_DSP_SPEED, &rate) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SPEED (8000) failed");
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(rate, (int)info.play.sample_rate);
rate = 32000;
if (ioctl(fd, SNDCTL_DSP_SPEED, &rate) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SPEED (32000) failed");
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.sample_rate, 32000);
ATF_REQUIRE_EQ(rate, (int)info.play.sample_rate);
rate = 44100;
if (ioctl(fd, SNDCTL_DSP_SPEED, &rate) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SPEED (44100) failed");
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.sample_rate, 44100);
ATF_REQUIRE_EQ(rate, (int)info.play.sample_rate);
rate = 48000;
if (ioctl(fd, SNDCTL_DSP_SPEED, &rate) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SPEED (48000) failed");
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.sample_rate, 48000);
ATF_REQUIRE_EQ(rate, (int)info.play.sample_rate);
rate = 96000;
if (ioctl(fd, SNDCTL_DSP_SPEED, &rate) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SPEED (96000) failed");
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.sample_rate, 96000);
ATF_REQUIRE_EQ(rate, (int)info.play.sample_rate);
rate = 192000;
if (ioctl(fd, SNDCTL_DSP_SPEED, &rate) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SPEED (192000) failed");
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.sample_rate, 192000);
ATF_REQUIRE_EQ(rate, (int)info.play.sample_rate);
/*
* and some unsupported sample rates... "best effort"
*/
/* closest supported rate is 1000 */
rate = 900;
if (ioctl(fd, SNDCTL_DSP_SPEED, &rate) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SPEED (900) failed");
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE((fabs(900.0 - info.play.sample_rate) / 900.0) < 0.2);
ATF_REQUIRE_EQ(rate, (int)info.play.sample_rate);
/* closest supported rate is 192000 */
rate = 197000;
if (ioctl(fd, SNDCTL_DSP_SPEED, &rate) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SPEED (197000) failed");
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE((fabs(197000.0 - info.play.sample_rate) / 197000.0) < 0.2);
ATF_REQUIRE_EQ(rate, (int)info.play.sample_rate);
/* 0 should return the hardware rate. */
rate = 0;
if (ioctl(fd, SNDCTL_DSP_SPEED, &rate) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SPEED (0) failed");
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(hwinfo.play.sample_rate, info.play.sample_rate);
close(fd);
}
ATF_TC(oss_dsp_trigger_read);
ATF_TC_HEAD(oss_dsp_trigger_read, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests SNDCTL_DSP_SETTRIGGER correctly "
"changes the recording pause state");
}
ATF_TC_BODY(oss_dsp_trigger_read, tc)
{
struct audio_info info;
int fd, bits;
#if defined(__sparc__)
atf_tc_skip("PR port-sparc/55876");
#endif
if ((fd = open("/dev/audio", O_RDONLY)) == -1)
atf_tc_skip("Audio device unavailable for recording");
/* pause everything ... */
bits = 0;
if (ioctl(fd, SNDCTL_DSP_SETTRIGGER, &bits) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETTRIGGER (0) failed");
if (ioctl(fd, SNDCTL_DSP_GETTRIGGER, &bits) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_GETTRIGGER failed");
ATF_REQUIRE_EQ(bits, 0);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.record.pause, 1);
/* unpause everything ... */
bits = PCM_ENABLE_INPUT;
if (ioctl(fd, SNDCTL_DSP_SETTRIGGER, &bits) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETTRIGGER "
"(PCM_ENABLE_INPUT) failed");
if (ioctl(fd, SNDCTL_DSP_GETTRIGGER, &bits) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_GETTRIGGER failed");
ATF_REQUIRE_EQ(bits, PCM_ENABLE_INPUT);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.record.pause, 0);
close(fd);
}
ATF_TC(oss_dsp_trigger_write);
ATF_TC_HEAD(oss_dsp_trigger_write, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests SNDCTL_DSP_SETTRIGGER correctly "
"changes the playback pause state");
}
ATF_TC_BODY(oss_dsp_trigger_write, tc)
{
struct audio_info info;
int fd, bits;
if ((fd = open("/dev/audio", O_WRONLY)) == -1)
atf_tc_skip("Audio device unavailable for playback");
/* pause everything ... */
bits = 0;
if (ioctl(fd, SNDCTL_DSP_SETTRIGGER, &bits) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETTRIGGER (0) failed");
if (ioctl(fd, SNDCTL_DSP_GETTRIGGER, &bits) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_GETTRIGGER failed");
ATF_REQUIRE_EQ(bits, 0);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.pause, 1);
/* unpause everything ... */
bits = PCM_ENABLE_OUTPUT;
if (ioctl(fd, SNDCTL_DSP_SETTRIGGER, &bits) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_SETTRIGGER "
"(PCM_ENABLE_OUTPUT) failed");
if (ioctl(fd, SNDCTL_DSP_GETTRIGGER, &bits) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_GETTRIGGER failed");
ATF_REQUIRE_EQ(bits, PCM_ENABLE_OUTPUT);
if (ioctl(fd, AUDIO_GETBUFINFO, &info) < 0)
atf_tc_fail("ioctl AUDIO_GETBUFINFO failed");
ATF_REQUIRE_EQ(info.play.pause, 0);
close(fd);
}
ATF_TC(oss_dsp_caps);
ATF_TC_HEAD(oss_dsp_caps, tc)
{
atf_tc_set_md_var(tc, "descr", "Verifies that OSS device capabilities "
"are the same as native capabilities");
}
ATF_TC_BODY(oss_dsp_caps, tc)
{
unsigned i;
char dev[16];
bool dev_tested = false;
int fd;
int caps, props, fmts;
for (i = 0; i < 16; ++i) {
(void)snprintf(dev, sizeof(dev), "/dev/audio%u", i);
if ((fd = open(dev, O_WRONLY)) == -1) {
if ((fd = open(dev, O_RDONLY)) == -1)
break;
}
if (ioctl(fd, SNDCTL_DSP_GETCAPS, &caps) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_GETCAPS failed");
if (ioctl(fd, AUDIO_GETPROPS, &props) < 0)
atf_tc_fail("ioctl AUDIO_GETPROPS failed");
ATF_REQUIRE(!(caps & DSP_CAP_DUPLEX) ==
!(props & AUDIO_PROP_FULLDUPLEX));
ATF_REQUIRE(!(caps & DSP_CAP_MMAP) ==
!(props & AUDIO_PROP_MMAP));
ATF_REQUIRE(!(caps & DSP_CAP_INPUT) ==
!(props & AUDIO_PROP_CAPTURE));
ATF_REQUIRE(!(caps & DSP_CAP_OUTPUT) ==
!(props & AUDIO_PROP_PLAYBACK));
/* Trigger is always supported in this implementation. */
ATF_REQUIRE(caps & DSP_CAP_TRIGGER);
if (ioctl(fd, SNDCTL_DSP_GETFMTS, &fmts) < 0)
atf_tc_fail("ioctl SNDCTL_DSP_GETFMTS failed");
/* All supported by the kernel mixer. */
ATF_REQUIRE(fmts & AFMT_MU_LAW);
ATF_REQUIRE(fmts & AFMT_A_LAW);
ATF_REQUIRE(fmts & AFMT_S8);
ATF_REQUIRE(fmts & AFMT_U8);
ATF_REQUIRE(fmts & AFMT_S16_LE);
ATF_REQUIRE(fmts & AFMT_S16_BE);
ATF_REQUIRE(fmts & AFMT_U16_LE);
ATF_REQUIRE(fmts & AFMT_U16_BE);
ATF_REQUIRE(fmts & AFMT_S32_LE);
ATF_REQUIRE(fmts & AFMT_S32_BE);
/* Sanity test... */
ATF_REQUIRE_EQ(fmts & AFMT_MPEG, 0);
close(fd);
dev_tested = true;
}
if (!dev_tested)
atf_tc_skip("No testable audio device available");
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, oss_dsp_init);
ATF_TP_ADD_TC(tp, oss_dsp_caps);
ATF_TP_ADD_TC(tp, oss_dsp_trigger_read);
ATF_TP_ADD_TC(tp, oss_dsp_trigger_write);
return atf_no_error();
}