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-rw-r--r--Alc/backends/solaris.cpp302
1 files changed, 0 insertions, 302 deletions
diff --git a/Alc/backends/solaris.cpp b/Alc/backends/solaris.cpp
deleted file mode 100644
index 584f6e66..00000000
--- a/Alc/backends/solaris.cpp
+++ /dev/null
@@ -1,302 +0,0 @@
-/**
- * OpenAL cross platform audio library
- * Copyright (C) 1999-2007 by authors.
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- * Or go to http://www.gnu.org/copyleft/lgpl.html
- */
-
-#include "config.h"
-
-#include "backends/solaris.h"
-
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <memory.h>
-#include <unistd.h>
-#include <errno.h>
-#include <poll.h>
-#include <math.h>
-
-#include <thread>
-#include <functional>
-
-#include "alcmain.h"
-#include "alu.h"
-#include "alconfig.h"
-#include "threads.h"
-#include "vector.h"
-#include "compat.h"
-
-#include <sys/audioio.h>
-
-
-namespace {
-
-constexpr ALCchar solaris_device[] = "Solaris Default";
-
-std::string solaris_driver{"/dev/audio"};
-
-
-struct SolarisBackend final : public BackendBase {
- SolarisBackend(ALCdevice *device) noexcept : BackendBase{device} { }
- ~SolarisBackend() override;
-
- int mixerProc();
-
- ALCenum open(const ALCchar *name) override;
- ALCboolean reset() override;
- ALCboolean start() override;
- void stop() override;
-
- int mFd{-1};
-
- al::vector<ALubyte> mBuffer;
-
- std::atomic<bool> mKillNow{true};
- std::thread mThread;
-
- DEF_NEWDEL(SolarisBackend)
-};
-
-SolarisBackend::~SolarisBackend()
-{
- if(mFd != -1)
- close(mFd);
- mFd = -1;
-}
-
-int SolarisBackend::mixerProc()
-{
- SetRTPriority();
- althrd_setname(MIXER_THREAD_NAME);
-
- const int frame_size{mDevice->frameSizeFromFmt()};
-
- lock();
- while(!mKillNow.load(std::memory_order_acquire) &&
- mDevice->Connected.load(std::memory_order_acquire))
- {
- pollfd pollitem{};
- pollitem.fd = mFd;
- pollitem.events = POLLOUT;
-
- unlock();
- int pret{poll(&pollitem, 1, 1000)};
- lock();
- if(pret < 0)
- {
- if(errno == EINTR || errno == EAGAIN)
- continue;
- ERR("poll failed: %s\n", strerror(errno));
- aluHandleDisconnect(mDevice, "Failed to wait for playback buffer: %s",
- strerror(errno));
- break;
- }
- else if(pret == 0)
- {
- WARN("poll timeout\n");
- continue;
- }
-
- ALubyte *write_ptr{mBuffer.data()};
- size_t to_write{mBuffer.size()};
- aluMixData(mDevice, write_ptr, to_write/frame_size);
- while(to_write > 0 && !mKillNow.load(std::memory_order_acquire))
- {
- ssize_t wrote{write(mFd, write_ptr, to_write)};
- if(wrote < 0)
- {
- if(errno == EAGAIN || errno == EWOULDBLOCK || errno == EINTR)
- continue;
- ERR("write failed: %s\n", strerror(errno));
- aluHandleDisconnect(mDevice, "Failed to write playback samples: %s",
- strerror(errno));
- break;
- }
-
- to_write -= wrote;
- write_ptr += wrote;
- }
- }
- unlock();
-
- return 0;
-}
-
-
-ALCenum SolarisBackend::open(const ALCchar *name)
-{
- if(!name)
- name = solaris_device;
- else if(strcmp(name, solaris_device) != 0)
- return ALC_INVALID_VALUE;
-
- mFd = ::open(solaris_driver.c_str(), O_WRONLY);
- if(mFd == -1)
- {
- ERR("Could not open %s: %s\n", solaris_driver.c_str(), strerror(errno));
- return ALC_INVALID_VALUE;
- }
-
- mDevice->DeviceName = name;
- return ALC_NO_ERROR;
-}
-
-ALCboolean SolarisBackend::reset()
-{
- audio_info_t info;
- AUDIO_INITINFO(&info);
-
- info.play.sample_rate = mDevice->Frequency;
-
- if(mDevice->FmtChans != DevFmtMono)
- mDevice->FmtChans = DevFmtStereo;
- ALsizei numChannels{mDevice->channelsFromFmt()};
- info.play.channels = numChannels;
-
- switch(mDevice->FmtType)
- {
- case DevFmtByte:
- info.play.precision = 8;
- info.play.encoding = AUDIO_ENCODING_LINEAR;
- break;
- case DevFmtUByte:
- info.play.precision = 8;
- info.play.encoding = AUDIO_ENCODING_LINEAR8;
- break;
- case DevFmtUShort:
- case DevFmtInt:
- case DevFmtUInt:
- case DevFmtFloat:
- mDevice->FmtType = DevFmtShort;
- /* fall-through */
- case DevFmtShort:
- info.play.precision = 16;
- info.play.encoding = AUDIO_ENCODING_LINEAR;
- break;
- }
-
- ALsizei frameSize{numChannels * mDevice->bytesFromFmt()};
- info.play.buffer_size = mDevice->BufferSize * frameSize;
-
- if(ioctl(mFd, AUDIO_SETINFO, &info) < 0)
- {
- ERR("ioctl failed: %s\n", strerror(errno));
- return ALC_FALSE;
- }
-
- if(mDevice->channelsFromFmt() != (ALsizei)info.play.channels)
- {
- ERR("Failed to set %s, got %u channels instead\n", DevFmtChannelsString(mDevice->FmtChans),
- info.play.channels);
- return ALC_FALSE;
- }
-
- if(!((info.play.precision == 8 && info.play.encoding == AUDIO_ENCODING_LINEAR8 && mDevice->FmtType == DevFmtUByte) ||
- (info.play.precision == 8 && info.play.encoding == AUDIO_ENCODING_LINEAR && mDevice->FmtType == DevFmtByte) ||
- (info.play.precision == 16 && info.play.encoding == AUDIO_ENCODING_LINEAR && mDevice->FmtType == DevFmtShort) ||
- (info.play.precision == 32 && info.play.encoding == AUDIO_ENCODING_LINEAR && mDevice->FmtType == DevFmtInt)))
- {
- ERR("Could not set %s samples, got %d (0x%x)\n", DevFmtTypeString(mDevice->FmtType),
- info.play.precision, info.play.encoding);
- return ALC_FALSE;
- }
-
- mDevice->Frequency = info.play.sample_rate;
- mDevice->BufferSize = info.play.buffer_size / frameSize;
- mDevice->UpdateSize = mDevice->BufferSize / 2;
-
- SetDefaultChannelOrder(mDevice);
-
- mBuffer.resize(mDevice->UpdateSize * mDevice->frameSizeFromFmt());
- std::fill(mBuffer.begin(), mBuffer.end(), 0);
-
- return ALC_TRUE;
-}
-
-ALCboolean SolarisBackend::start()
-{
- try {
- mKillNow.store(false, std::memory_order_release);
- mThread = std::thread{std::mem_fn(&SolarisBackend::mixerProc), this};
- return ALC_TRUE;
- }
- catch(std::exception& e) {
- ERR("Could not create playback thread: %s\n", e.what());
- }
- catch(...) {
- }
- return ALC_FALSE;
-}
-
-void SolarisBackend::stop()
-{
- if(mKillNow.exchange(true, std::memory_order_acq_rel) || !mThread.joinable())
- return;
- mThread.join();
-
- if(ioctl(mFd, AUDIO_DRAIN) < 0)
- ERR("Error draining device: %s\n", strerror(errno));
-}
-
-} // namespace
-
-BackendFactory &SolarisBackendFactory::getFactory()
-{
- static SolarisBackendFactory factory{};
- return factory;
-}
-
-bool SolarisBackendFactory::init()
-{
- if(auto devopt = ConfigValueStr(nullptr, "solaris", "device"))
- solaris_driver = std::move(*devopt);
- return true;
-}
-
-bool SolarisBackendFactory::querySupport(BackendType type)
-{ return type == BackendType::Playback; }
-
-void SolarisBackendFactory::probe(DevProbe type, std::string *outnames)
-{
- switch(type)
- {
- case DevProbe::Playback:
- {
-#ifdef HAVE_STAT
- struct stat buf;
- if(stat(solaris_driver.c_str(), &buf) == 0)
-#endif
- outnames->append(solaris_device, sizeof(solaris_device));
- }
- break;
-
- case DevProbe::Capture:
- break;
- }
-}
-
-BackendPtr SolarisBackendFactory::createBackend(ALCdevice *device, BackendType type)
-{
- if(type == BackendType::Playback)
- return BackendPtr{new SolarisBackend{device}};
- return nullptr;
-}
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