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-rw-r--r--src/db/upnp/Discovery.cxx318
1 files changed, 0 insertions, 318 deletions
diff --git a/src/db/upnp/Discovery.cxx b/src/db/upnp/Discovery.cxx
deleted file mode 100644
index 5203dba83..000000000
--- a/src/db/upnp/Discovery.cxx
+++ /dev/null
@@ -1,318 +0,0 @@
-/*
- * Copyright (C) 2003-2014 The Music Player Daemon Project
- * http://www.musicpd.org
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include "config.h"
-#include "Discovery.hxx"
-#include "Domain.hxx"
-#include "ContentDirectoryService.hxx"
-#include "upnpplib.hxx"
-#include "system/Clock.hxx"
-#include "Log.hxx"
-
-#include <upnp/upnptools.h>
-
-#include <string.h>
-
-// The service type string we are looking for.
-static constexpr char ContentDirectorySType[] = "urn:schemas-upnp-org:service:ContentDirectory:1";
-
-// We don't include a version in comparisons, as we are satisfied with
-// version 1
-gcc_pure
-static bool
-isCDService(const char *st)
-{
- constexpr size_t sz = sizeof(ContentDirectorySType) - 3;
- return memcmp(ContentDirectorySType, st, sz) == 0;
-}
-
-// The type of device we're asking for in search
-static constexpr char MediaServerDType[] = "urn:schemas-upnp-org:device:MediaServer:1";
-
-gcc_pure
-static bool
-isMSDevice(const char *st)
-{
- constexpr size_t sz = sizeof(MediaServerDType) - 3;
- return memcmp(MediaServerDType, st, sz) == 0;
-}
-
-inline void
-UPnPDeviceDirectory::LockAdd(ContentDirectoryDescriptor &&d)
-{
- const ScopeLock protect(mutex);
-
- for (auto &i : directories) {
- if (i.id == d.id) {
- i = std::move(d);
- return;
- }
- }
-
- directories.emplace_back(std::move(d));
-}
-
-inline void
-UPnPDeviceDirectory::LockRemove(const std::string &id)
-{
- const ScopeLock protect(mutex);
-
- for (auto i = directories.begin(), end = directories.end();
- i != end; ++i) {
- if (i->id == id) {
- directories.erase(i);
- break;
- }
- }
-}
-
-inline void
-UPnPDeviceDirectory::discoExplorer()
-{
- for (;;) {
- DiscoveredTask *tsk = 0;
- if (!discoveredQueue.take(tsk)) {
- discoveredQueue.workerExit();
- return;
- }
-
- // Device signals its existence and well-being. Perform the
- // UPnP "description" phase by downloading and decoding the
- // description document.
- char *buf;
- // LINE_SIZE is defined by libupnp's upnp.h...
- char contentType[LINE_SIZE];
- int code = UpnpDownloadUrlItem(tsk->url.c_str(), &buf, contentType);
- if (code != UPNP_E_SUCCESS) {
- continue;
- }
-
- // Update or insert the device
- ContentDirectoryDescriptor d(std::move(tsk->deviceId),
- MonotonicClockS(), tsk->expires);
-
- {
- Error error2;
- bool success = d.Parse(tsk->url, buf, error2);
- free(buf);
- if (!success) {
- delete tsk;
- LogError(error2);
- continue;
- }
- }
-
- LockAdd(std::move(d));
- delete tsk;
- }
-}
-
-void *
-UPnPDeviceDirectory::discoExplorer(void *ctx)
-{
- UPnPDeviceDirectory &directory = *(UPnPDeviceDirectory *)ctx;
- directory.discoExplorer();
- return (void*)1;
-}
-
-inline int
-UPnPDeviceDirectory::OnAlive(Upnp_Discovery *disco)
-{
- if (isMSDevice(disco->DeviceType) ||
- isCDService(disco->ServiceType)) {
- DiscoveredTask *tp = new DiscoveredTask(disco);
- if (discoveredQueue.put(tp))
- return UPNP_E_FINISH;
- }
-
- return UPNP_E_SUCCESS;
-}
-
-inline int
-UPnPDeviceDirectory::OnByeBye(Upnp_Discovery *disco)
-{
- if (isMSDevice(disco->DeviceType) ||
- isCDService(disco->ServiceType)) {
- // Device signals it is going off.
- LockRemove(disco->DeviceId);
- }
-
- return UPNP_E_SUCCESS;
-}
-
-// This gets called for all libupnp asynchronous events, in a libupnp
-// thread context.
-// Example: ContentDirectories appearing and disappearing from the network
-// We queue a task for our worker thread(s)
-inline int
-UPnPDeviceDirectory::cluCallBack(Upnp_EventType et, void *evp)
-{
- switch (et) {
- case UPNP_DISCOVERY_SEARCH_RESULT:
- case UPNP_DISCOVERY_ADVERTISEMENT_ALIVE:
- {
- Upnp_Discovery *disco = (Upnp_Discovery *)evp;
- return OnAlive(disco);
- }
-
- case UPNP_DISCOVERY_ADVERTISEMENT_BYEBYE:
- {
- Upnp_Discovery *disco = (Upnp_Discovery *)evp;
- return OnByeBye(disco);
- }
-
- default:
- // Ignore other events for now
- break;
- }
-
- return UPNP_E_SUCCESS;
-}
-
-bool
-UPnPDeviceDirectory::expireDevices(Error &error)
-{
- const ScopeLock protect(mutex);
- const unsigned now = MonotonicClockS();
- bool didsomething = false;
-
- for (auto it = directories.begin();
- it != directories.end();) {
- if (now > it->expires) {
- it = directories.erase(it);
- didsomething = true;
- } else {
- it++;
- }
- }
-
- if (didsomething)
- return search(error);
-
- return true;
-}
-
-UPnPDeviceDirectory::UPnPDeviceDirectory(LibUPnP *_lib)
- :lib(_lib),
- discoveredQueue("DiscoveredQueue"),
- m_searchTimeout(2), m_lastSearch(0)
-{
-}
-
-UPnPDeviceDirectory::~UPnPDeviceDirectory()
-{
- /* this destructor exists here just so it won't get inlined */
-}
-
-bool
-UPnPDeviceDirectory::Start(Error &error)
-{
- if (!discoveredQueue.start(1, discoExplorer, this)) {
- error.Set(upnp_domain, "Discover work queue start failed");
- return false;
- }
-
- lib->SetHandler([this](Upnp_EventType type, void *event){
- cluCallBack(type, event);
- });
-
- return search(error);
-}
-
-bool
-UPnPDeviceDirectory::search(Error &error)
-{
- const unsigned now = MonotonicClockS();
- if (now - m_lastSearch < 10)
- return true;
- m_lastSearch = now;
-
- // We search both for device and service just in case.
- int code = UpnpSearchAsync(lib->getclh(), m_searchTimeout,
- ContentDirectorySType, lib);
- if (code != UPNP_E_SUCCESS) {
- error.Format(upnp_domain, code,
- "UpnpSearchAsync() failed: %s",
- UpnpGetErrorMessage(code));
- return false;
- }
-
- code = UpnpSearchAsync(lib->getclh(), m_searchTimeout,
- MediaServerDType, lib);
- if (code != UPNP_E_SUCCESS) {
- error.Format(upnp_domain, code,
- "UpnpSearchAsync() failed: %s",
- UpnpGetErrorMessage(code));
- return false;
- }
-
- return true;
-}
-
-bool
-UPnPDeviceDirectory::getDirServices(std::vector<ContentDirectoryService> &out,
- Error &error)
-{
- // Has locking, do it before our own lock
- if (!expireDevices(error))
- return false;
-
- const ScopeLock protect(mutex);
-
- for (auto dit = directories.begin();
- dit != directories.end(); dit++) {
- for (const auto &service : dit->device.services) {
- if (isCDService(service.serviceType.c_str())) {
- out.emplace_back(dit->device, service);
- }
- }
- }
-
- return true;
-}
-
-bool
-UPnPDeviceDirectory::getServer(const char *friendlyName,
- ContentDirectoryService &server,
- Error &error)
-{
- // Has locking, do it before our own lock
- if (!expireDevices(error))
- return false;
-
- const ScopeLock protect(mutex);
-
- for (const auto &i : directories) {
- const auto &device = i.device;
-
- if (device.friendlyName != friendlyName)
- continue;
-
- for (const auto &service : device.services) {
- if (isCDService(service.serviceType.c_str())) {
- server = ContentDirectoryService(device,
- service);
- return true;
- }
- }
- }
-
- error.Set(upnp_domain, "Server not found");
- return false;
-}