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/*
* 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 "upnpplib.hxx"
#include "Domain.hxx"
#include "Util.hxx"
#include "Log.hxx"
#include <string>
#include <sstream>
#include <map>
#include <vector>
#include <set>
#include <upnp/ixml.h>
#include <upnp/upnpdebug.h>
static LibUPnP *theLib;
LibUPnP *
LibUPnP::getLibUPnP(Error &error)
{
if (theLib == nullptr)
theLib = new LibUPnP;
if (!theLib->ok()) {
error.Set(theLib->GetInitError());
return nullptr;
}
return theLib;
}
LibUPnP::LibUPnP()
{
auto code = UpnpInit(0, 0);
if (code != UPNP_E_SUCCESS) {
init_error.Format(upnp_domain, code,
"UpnpInit() failed: %s",
UpnpGetErrorMessage(code));
return;
}
setMaxContentLength(2000*1024);
#ifdef DEBUG
UpnpCloseLog();
#endif
code = UpnpRegisterClient(o_callback, (void *)this, &m_clh);
if (code != UPNP_E_SUCCESS) {
init_error.Format(upnp_domain, code,
"UpnpRegisterClient() failed: %s",
UpnpGetErrorMessage(code));
return;
}
// Servers sometimes make error (e.g.: minidlna returns bad utf-8)
ixmlRelaxParser(1);
}
void LibUPnP::setMaxContentLength(int bytes)
{
UpnpSetMaxContentLength(bytes);
}
bool LibUPnP::setLogFileName(const std::string& fn)
{
const ScopeLock protect(m_mutex);
if (fn.empty()) {
UpnpCloseLog();
} else {
UpnpSetLogLevel(UPNP_INFO);
UpnpSetLogFileNames(fn.c_str(), fn.c_str());
int code = UpnpInitLog();
if (code != UPNP_E_SUCCESS) {
FormatError(upnp_domain, "UpnpInitLog() failed: %s",
UpnpGetErrorMessage(code));
return false;
}
}
return true;
}
void
LibUPnP::registerHandler(Upnp_EventType et, Upnp_FunPtr handler, void *cookie)
{
const ScopeLock protect(m_mutex);
if (handler == nullptr)
m_handlers.erase(et);
else
m_handlers.emplace(et, Handler(handler, cookie));
}
std::string
LibUPnP::errAsString(const std::string& who, int code)
{
std::ostringstream os;
os << who << " :" << code << ": " << UpnpGetErrorMessage(code);
return os.str();
}
int
LibUPnP::o_callback(Upnp_EventType et, void* evp, void* cookie)
{
LibUPnP *ulib = (LibUPnP *)cookie;
if (ulib == nullptr) {
// Because the asyncsearch calls uses a null cookie.
ulib = theLib;
}
auto it = ulib->m_handlers.find(et);
if (it != ulib->m_handlers.end()) {
(it->second.handler)(et, evp, it->second.cookie);
}
return UPNP_E_SUCCESS;
}
LibUPnP::~LibUPnP()
{
int error = UpnpFinish();
if (error != UPNP_E_SUCCESS)
FormatError(upnp_domain, "UpnpFinish() failed: %s",
UpnpGetErrorMessage(error));
}
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