/*******************************************************************************
 *
 * Copyright (c) 2000-2003 Intel Corporation
 * All rights reserved.
 * Copyright (C) 2011-2012 France Telecom All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * - 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.
 * - Neither name of Intel Corporation nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 INTEL 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.
 *
 ******************************************************************************/

/*!
 * \addtogroup UPnPAPI
 *
 * @{
 *
 * \file
 */

#include "config.h"

#include "upnpapi.h"

#include "ThreadPool.h"
#include "UpnpStdInt.h"			  // IWYU pragma: keep
#include "UpnpUniStd.h" /* for close() */ // IWYU pragma: keep
#include "httpreadwrite.h"
#include "membuffer.h"
#include "soaplib.h"
#include "ssdplib.h"
#include "sysdep.h"
#include "uuid.h"

/* Needed for GENA */
#include "gena.h"
#include "miniserver.h"
#include "service_table.h"

#ifdef INTERNAL_WEB_SERVER
	#include "VirtualDir.h"
	#include "urlconfig.h"
	#include "webserver.h"
#endif /* INTERNAL_WEB_SERVER */

#include <sys/stat.h>

#include <assert.h>
#include <stdlib.h>
#include <string.h>

#include "posix_overwrites.h" // IWYU pragma: keep

#ifdef _WIN32
	#include <iphlpapi.h>
#else
	#include <ifaddrs.h>
	#include <sys/ioctl.h>
	#include <sys/param.h>
	#include <sys/types.h>
#endif

// ifr_netmask is not defined on eg OmniOS/Solaris, but since
// ifru_netmask/ifru_addr are all just union members, this should work
#ifndef ifr_netmask // it's a define if it exists
	#define ifr_netmask ifr_addr
#endif

#ifdef UPNP_ENABLE_OPEN_SSL
	#include <openssl/ssl.h>
#endif

#ifndef IN6_IS_ADDR_GLOBAL
	#define IN6_IS_ADDR_GLOBAL(a) \
		((((__const uint32_t *)(a))[0] & \
			 htonl((uint32_t)0x70000000)) == \
			htonl((uint32_t)0x20000000))
#endif /* IS ADDR GLOBAL */

#ifndef IN6_IS_ADDR_ULA
	#define IN6_IS_ADDR_ULA(a) \
		((((__const uint32_t *)(a))[0] & \
			 htonl((uint32_t)0xfe000000)) == \
			htonl((uint32_t)0xfc000000))
#endif /* IS ADDR ULA */

/*! This structure is for virtual directory callbacks */
struct VirtualDirCallbacks virtualDirCallback;

/*! Pointer to the virtual directory list. */
virtualDirList *pVirtualDirList;

#ifdef INCLUDE_CLIENT_APIS
/*! Mutex to synchronize the subscription handling at the client side. */
ithread_mutex_t GlobalClientSubscribeMutex;
#endif /* INCLUDE_CLIENT_APIS */

/*! rwlock to synchronize handles (root device or control point handle). */
ithread_rwlock_t GlobalHndRWLock;

/*! Mutex to synchronize the uuid creation process. */
ithread_mutex_t gUUIDMutex;

/*! Initialization mutex. */
static ithread_mutex_t gSDKInitMutex = PTHREAD_MUTEX_INITIALIZER;

/*! Global timer thread. */
TimerThread gTimerThread;

/*! Send thread pool. */
ThreadPool gSendThreadPool;

/*! Receive thread pool. */
ThreadPool gRecvThreadPool;

/*! Mini server thread pool. */
ThreadPool gMiniServerThreadPool;

/*! Flag to indicate the state of web server */
WebServerState bWebServerState = WEB_SERVER_DISABLED;

/*! webCallback for HOST validation. */
WebCallback_HostValidate gWebCallback_HostValidate = 0;

/*! Cookie to the webCallback for HOST validation. */
void *gWebCallback_HostValidateCookie = 0;

/*! Allow literal host names redirection to numeric host names. */
int gAllowLiteralHostRedirection = 0;

/*! Static buffer to contain interface name. (extern'ed in upnp.h) */
char gIF_NAME[LINE_SIZE] = {'\0'};

/*! Static buffer to contain interface IPv4 address. (extern'ed in upnp.h) */
char gIF_IPV4[INET_ADDRSTRLEN] = {'\0'};

/*! Static buffer to contain interface IPv4 netmask. (extern'ed in upnp.h) */
char gIF_IPV4_NETMASK[INET_ADDRSTRLEN] = {'\0'};

/*! Static buffer to contain interface IPv6 link-local address (LLA).
 * (extern'ed in upnp.h) */
char gIF_IPV6[INET6_ADDRSTRLEN] = {'\0'};

/*! IPv6 LLA prefix length. (extern'ed in upnp.h) */
unsigned gIF_IPV6_PREFIX_LENGTH = 0;

/*! Static buffer to contain interface IPv6 unique-local or globally-unique
 * address (ULA or GUA). (extern'ed in upnp.h) */
char gIF_IPV6_ULA_GUA[INET6_ADDRSTRLEN] = {'\0'};

/*! IPv6 ULA or GUA prefix length. (extern'ed in upnp.h) */
unsigned gIF_IPV6_ULA_GUA_PREFIX_LENGTH = 0;

/*! Contains interface index. (extern'ed in upnp.h) */
unsigned gIF_INDEX = (unsigned)-1;

/*! local IPv4 port for the mini-server */
unsigned short LOCAL_PORT_V4;

/*! IPv6 LLA port for the mini-server */
unsigned short LOCAL_PORT_V6;

/*! IPv6 ULA or GUA port for the mini-server */
unsigned short LOCAL_PORT_V6_ULA_GUA;

/*! UPnP device and control point handle table  */
static void *HandleTable[NUM_HANDLE];

/*! a local dir which serves as webserver root */
extern membuffer gDocumentRootDir;

/*! a string which is set in the header field */
extern membuffer gWebserverCorsString;

/*! Maximum content-length (in bytes) that the SDK will process on an incoming
 * packet. Content-Length exceeding this size will be not processed and
 * error 413 (HTTP Error Code) will be returned to the remote end point. */
size_t g_maxContentLength = DEFAULT_SOAP_CONTENT_LENGTH;

/*! Global variable to determines the maximum number of
 *  events which can be queued for a given subscription before events begin
 *  to be discarded. This limits the amount of memory used for a
 *  non-responding subscribed entity. */
int g_UpnpSdkEQMaxLen = MAX_SUBSCRIPTION_QUEUED_EVENTS;

/*! Global variable to determine the maximum number of
 *  seconds which an event can spend on a subscription queue (waiting for the
 *  event at the head of the queue to be communicated). This parameter will
 *  have no effect in most situations with the default (low) value of
 *  MAX_SUBSCRIPTION_QUEUED_EVENTS. However, if MAX_SUBSCRIPTION_QUEUED_EVENTS
 *  is set to a high value, the AGE parameter will allow pruning the queue in
 *  good conformance with the UPnP Device Architecture standard, at the
 *  price of higher potential memory use. */
int g_UpnpSdkEQMaxAge = MAX_SUBSCRIPTION_EVENT_AGE;

/*! Global variable to denote the state of Upnp SDK == 0 if uninitialized,
 * == 1 if initialized. */
static int UpnpSdkInit = 0;

/*! Global variable to denote the state of Upnp SDK client registration.
 * == 0 if unregistered, >= 1 if registered - registered clients count. */
static int UpnpSdkClientRegistered = 0;

/*! Global variable to denote the state of Upnp SDK IPv4 device registration.
 * == 0 if unregistered, == 1 if registered. */
static int UpnpSdkDeviceRegisteredV4 = 0;

/*! Global variable to denote the state of Upnp SDK IPv6 device registration.
 * == 0 if unregistered, == 1 if registered. */
static int UpnpSdkDeviceregisteredV6 = 0;

#ifdef UPNP_HAVE_OPTSSDP
/*! Global variable used in discovery notifications. */
Upnp_SID gUpnpSdkNLSuuid;
#endif /* UPNP_HAVE_OPTSSDP */

/*! Global variable used as to store the OpenSSL context object
 * to be used for all SSL/TLS connections
 */
#ifdef UPNP_ENABLE_OPEN_SSL
SSL_CTX *gSslCtx = NULL;
#endif

typedef union
{
	struct
	{
		int handle;
		int eventId;
		void *Event;
	} advertise;
	struct UpnpNonblockParam action;
} job_arg;

/*!
 * \brief Free memory associated with advertise job's argument
 */
static void free_advertise_arg(job_arg *arg)
{
	if (arg->advertise.Event) {
		free(arg->advertise.Event);
	}
	free(arg);
}

/*!
 * \brief Free memory associated with an action job's argument
 */
static void free_action_arg(job_arg *arg)
{
	if (arg->action.Header) {
		ixmlDocument_free(arg->action.Header);
	}
	if (arg->action.Act) {
		ixmlDocument_free(arg->action.Act);
	}
	free(arg);
}

/*!
 * \brief (Windows Only) Initializes the Windows Winsock library.
 *
 * \return UPNP_E_SUCCESS on success, UPNP_E_INIT_FAILED on failure.
 */
static int WinsockInit(void)
{
	int retVal = UPNP_E_SUCCESS;
#ifdef _WIN32
	WORD wVersionRequested;
	WSADATA wsaData;
	int err;

	wVersionRequested = MAKEWORD(2, 2);
	err = WSAStartup(wVersionRequested, &wsaData);
	if (err != 0) {
		/* Tell the user that we could not find a usable */
		/* WinSock DLL.                                  */
		retVal = UPNP_E_INIT_FAILED;
		goto exit_function;
	}
	/* Confirm that the WinSock DLL supports 2.2.
	 * Note that if the DLL supports versions greater
	 * than 2.2 in addition to 2.2, it will still return
	 * 2.2 in wVersion since that is the version we
	 * requested. */
	if (LOBYTE(wsaData.wVersion) != 2 || HIBYTE(wsaData.wVersion) != 2) {
		/* Tell the user that we could not find a usable
		 * WinSock DLL. */
		WSACleanup();
		retVal = UPNP_E_INIT_FAILED;
		goto exit_function;
	}
	/* The WinSock DLL is acceptable. Proceed. */
exit_function:
#else
#endif
	return retVal;
}

/*!
 * \brief Initializes the global mutexes used by the UPnP SDK.
 *
 * \return UPNP_E_SUCCESS on success or UPNP_E_INIT_FAILED if a mutex could not
 * 	be initialized.
 */
static int UpnpInitMutexes(void)
{
#ifdef __CYGWIN__
	/* On Cygwin, pthread_mutex_init() fails without this memset. */
	/* TODO: Fix Cygwin so we don't need this memset(). */
	memset(&GlobalHndRWLock, 0, sizeof(GlobalHndRWLock));
#endif
	if (ithread_rwlock_init(&GlobalHndRWLock, NULL) != 0) {
		return UPNP_E_INIT_FAILED;
	}

	if (ithread_mutex_init(&gUUIDMutex, NULL) != 0) {
		return UPNP_E_INIT_FAILED;
	}
	/* initialize subscribe mutex. */
#ifdef INCLUDE_CLIENT_APIS
	if (ithread_mutex_init(&GlobalClientSubscribeMutex, NULL) != 0) {
		return UPNP_E_INIT_FAILED;
	}
#endif
	return UPNP_E_SUCCESS;
}

/*!
 * \brief Initializes the global thread pools used by the UPnP SDK.
 *
 * \return UPNP_E_SUCCESS on success or UPNP_E_INIT_FAILED if a mutex could not
 * 	be initialized.
 */
static int UpnpInitThreadPools(void)
{
	int ret = UPNP_E_SUCCESS;
	ThreadPoolAttr attr;

	TPAttrInit(&attr);
	TPAttrSetMaxThreads(&attr, MAX_THREADS);
	TPAttrSetMinThreads(&attr, MIN_THREADS);
	TPAttrSetStackSize(&attr, THREAD_STACK_SIZE);
	TPAttrSetJobsPerThread(&attr, JOBS_PER_THREAD);
	TPAttrSetIdleTime(&attr, THREAD_IDLE_TIME);
	TPAttrSetMaxJobsTotal(&attr, maxJobsTotal);

	if (ThreadPoolInit(&gSendThreadPool, &attr) != UPNP_E_SUCCESS) {
		ret = UPNP_E_INIT_FAILED;
		goto exit_function;
	}

	if (ThreadPoolInit(&gRecvThreadPool, &attr) != UPNP_E_SUCCESS) {
		ret = UPNP_E_INIT_FAILED;
		goto exit_function;
	}

	if (ThreadPoolInit(&gMiniServerThreadPool, &attr) != UPNP_E_SUCCESS) {
		ret = UPNP_E_INIT_FAILED;
		goto exit_function;
	}

exit_function:
	if (ret != UPNP_E_SUCCESS) {
		UpnpSdkInit = 0;
		UpnpFinish();
	}

	return ret;
}

/*!
 * \brief Performs the initial steps in initializing the UPnP SDK.
 *
 * \li Winsock library is initialized for the process (Windows specific).
 * \li The logging (for debug messages) is initialized.
 * \li Mutexes, Handle table and thread pools are allocated and initialized.
 * \li Callback functions for SOAP and GENA are set, if they're enabled.
 * \li The SDK timer thread is initialized.
 *
 * \return UPNP_E_SUCCESS on success.
 */
static int UpnpInitPreamble(void)
{
	int retVal = UPNP_E_SUCCESS;
	int i;
#ifdef UPNP_HAVE_OPTSSDP
	uuid_upnp nls_uuid;
#endif /* UPNP_HAVE_OPTSSDP */

	retVal = WinsockInit();
	if (retVal != UPNP_E_SUCCESS) {
		return retVal;
	}

	/* needed by SSDP or other parts. */
	srand((unsigned int)time(NULL));

	/* Initialize debug output. */
	retVal = UpnpInitLog();
	if (retVal != UPNP_E_SUCCESS) {
		/* UpnpInitLog does not return a valid UPNP_E_*. */
		return UPNP_E_INIT_FAILED;
	}

	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpInitPreamble\n");

	/* Initialize SDK global mutexes. */
	retVal = UpnpInitMutexes();
	if (retVal != UPNP_E_SUCCESS) {
		return retVal;
	}

#ifdef UPNP_HAVE_OPTSSDP
	/* Create the NLS uuid. */
	uuid_create(&nls_uuid);
	upnp_uuid_unpack(&nls_uuid, gUpnpSdkNLSuuid);
#endif /* UPNP_HAVE_OPTSSDP */

	/* Initializes the handle list. */
	HandleLock(__FILE__, __LINE__);
	for (i = 0; i < NUM_HANDLE; ++i) {
		HandleTable[i] = NULL;
	}
	HandleUnlock(__FILE__, __LINE__);

	/* Initialize SDK global thread pools. */
	retVal = UpnpInitThreadPools();
	if (retVal != UPNP_E_SUCCESS) {
		return retVal;
	}

#ifdef INCLUDE_DEVICE_APIS
	#if EXCLUDE_SOAP == 0
	SetSoapCallback(soap_device_callback);
	#endif
#endif /* INCLUDE_DEVICE_APIS */

#ifdef INTERNAL_WEB_SERVER
	#if EXCLUDE_GENA == 0
	SetGenaCallback(genaCallback);
	#endif
#endif /* INTERNAL_WEB_SERVER */

	/* Initialize the SDK timer thread. */
	retVal = TimerThreadInit(&gTimerThread, &gSendThreadPool);
	if (retVal != UPNP_E_SUCCESS) {
		UpnpFinish();

		return retVal;
	}

	return UPNP_E_SUCCESS;
}

/*!
 * \brief Finishes initializing the UPnP SDK.
 *	\li The MiniServer is started, if enabled.
 *	\li The WebServer is started, if enabled.
 *
 * \return UPNP_E_SUCCESS on success or  UPNP_E_INIT_FAILED if a mutex could not
 * 	be initialized.
 */
static int UpnpInitStartServers(
	/*! [in] Local Port to listen for incoming connections. */
	unsigned short DestPort)
{
#if EXCLUDE_MINISERVER == 0 || EXCLUDE_WEB_SERVER == 0
	int retVal = 0;
#endif

	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"Entering UpnpInitStartServers\n");

#if EXCLUDE_MINISERVER == 0
	LOCAL_PORT_V4 = DestPort;
	LOCAL_PORT_V6 = DestPort;
	LOCAL_PORT_V6_ULA_GUA = DestPort;
	retVal = StartMiniServer(
		&LOCAL_PORT_V4, &LOCAL_PORT_V6, &LOCAL_PORT_V6_ULA_GUA);
	if (retVal != UPNP_E_SUCCESS) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"Miniserver failed to start\n");
		UpnpFinish();
		return retVal;
	}
#endif

#if EXCLUDE_WEB_SERVER == 0
	membuffer_init(&gDocumentRootDir);
	membuffer_init(&gWebserverCorsString);
	retVal = UpnpEnableWebserver(WEB_SERVER_ENABLED);
	if (retVal != UPNP_E_SUCCESS) {
		UpnpFinish();
		return retVal;
	}
#endif

	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpInitStartServers\n");

	return UPNP_E_SUCCESS;
}

int UpnpInit2(const char *IfName, unsigned short DestPort)
{
	int retVal;

	/* Initializes the ithread library */
	ithread_initialize_library();

	ithread_mutex_lock(&gSDKInitMutex);

	/* Check if we're already initialized. */
	if (UpnpSdkInit == 1) {
		retVal = UPNP_E_INIT;
		goto exit_function;
	}

	/* Set the UpnpSdkInit flag to 1 to indicate we're successfully
	 * initialized. */
	UpnpSdkInit = 1;

	/* Perform initialization preamble. */
	retVal = UpnpInitPreamble();
	if (retVal != UPNP_E_SUCCESS) {
		goto exit_function;
	}

	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"UpnpInit2 with IfName=%s, DestPort=%d.\n",
		IfName ? IfName : "NULL",
		DestPort);

	/* Retrieve interface information (Addresses, index, etc). */
	retVal = UpnpGetIfInfo(IfName);
	if (retVal != UPNP_E_SUCCESS) {
		goto exit_function;
	}

	/* Finish initializing the SDK. */
	retVal = UpnpInitStartServers(DestPort);
	if (retVal != UPNP_E_SUCCESS) {
		goto exit_function;
	}

exit_function:
	if (retVal != UPNP_E_SUCCESS && retVal != UPNP_E_INIT) {
		UpnpFinish();
	}
	ithread_mutex_unlock(&gSDKInitMutex);

	return retVal;
}

#ifdef UPNP_ENABLE_OPEN_SSL
int UpnpInitSslContext(int initOpenSslLib, const SSL_METHOD *sslMethod)
{
	if (gSslCtx)
		return UPNP_E_INIT;
	if (initOpenSslLib) {
		SSL_load_error_strings();
		SSL_library_init();
		OpenSSL_add_all_algorithms();
	}
	gSslCtx = SSL_CTX_new(sslMethod);
	if (!gSslCtx) {
		return UPNP_E_INIT_FAILED;
	}
	return UPNP_E_SUCCESS;
}
#endif

#ifdef DEBUG
/*!
 * \brief Prints thread pool statistics.
 */
void PrintThreadPoolStats(
	/*! [in] The thread pool. */
	ThreadPool *tp,
	/*! [in] The file name that called this function, use the macro
	 * __FILE__. */
	const char *DbgFileName,
	/*! [in] The line number that the function was called, use the macro
	 * __LINE__. */
	int DbgLineNo,
	/*! [in] The message. */
	const char *msg)
{
	ThreadPoolStats stats;
	ThreadPoolGetStats(tp, &stats);
	UpnpPrintf(UPNP_INFO,
		API,
		DbgFileName,
		DbgLineNo,
		"%s\n"
		"High Jobs pending: %d\n"
		"Med Jobs Pending: %d\n"
		"Low Jobs Pending: %d\n"
		"Average wait in High Q in milliseconds: %lf\n"
		"Average wait in Med Q in milliseconds: %lf\n"
		"Average wait in Low Q in milliseconds: %lf\n"
		"Max Threads Used: %d\n"
		"Worker Threads: %d\n"
		"Persistent Threads: %d\n"
		"Idle Threads: %d\n"
		"Total Threads: %d\n"
		"Total Work Time: %lf\n"
		"Total Idle Time: %lf\n",
		msg,
		stats.currentJobsHQ,
		stats.currentJobsMQ,
		stats.currentJobsLQ,
		stats.avgWaitHQ,
		stats.avgWaitMQ,
		stats.avgWaitLQ,
		stats.maxThreads,
		stats.workerThreads,
		stats.persistentThreads,
		stats.idleThreads,
		stats.totalThreads,
		stats.totalWorkTime,
		stats.totalIdleTime);
}
#else
	#define PrintThreadPoolStats(tp, DbgFileName, DbgLineNo, msg) \
		do { \
		} while (0)
#endif /* DEBUG */

int UpnpFinish(void)
{
#ifdef INCLUDE_DEVICE_APIS
	UpnpDevice_Handle device_handle;
#endif
#ifdef INCLUDE_CLIENT_APIS
	UpnpClient_Handle client_handle;
#endif
	struct Handle_Info *temp;
#ifdef UPNP_ENABLE_OPEN_SSL
	if (gSslCtx) {
		SSL_CTX_free(gSslCtx);
		gSslCtx = NULL;
	}
#endif
	if (UpnpSdkInit != 1)
		return UPNP_E_FINISH;
	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpFinish: UpnpSdkInit is %d\n",
		UpnpSdkInit);
	if (UpnpSdkInit == 1)
		UpnpPrintf(UPNP_INFO,
			API,
			__FILE__,
			__LINE__,
			"UpnpFinish: UpnpSdkInit is ONE\n");
	PrintThreadPoolStats(
		&gSendThreadPool, __FILE__, __LINE__, "Send Thread Pool");
	PrintThreadPoolStats(
		&gRecvThreadPool, __FILE__, __LINE__, "Recv Thread Pool");
	PrintThreadPoolStats(&gMiniServerThreadPool,
		__FILE__,
		__LINE__,
		"MiniServer Thread Pool");
#ifdef INCLUDE_DEVICE_APIS
	while (GetDeviceHandleInfo(0, AF_INET, &device_handle, &temp) ==
		HND_DEVICE) {
		UpnpUnRegisterRootDevice(device_handle);
	}
	while (GetDeviceHandleInfo(0, AF_INET6, &device_handle, &temp) ==
		HND_DEVICE) {
		UpnpUnRegisterRootDevice(device_handle);
	}
#endif
#ifdef INCLUDE_CLIENT_APIS
	while (HND_CLIENT == GetClientHandleInfo(&client_handle, &temp)) {
		UpnpUnRegisterClient(client_handle);
	}
#endif
	TimerThreadShutdown(&gTimerThread);
#if EXCLUDE_MINISERVER == 0
	StopMiniServer();
#endif
#if EXCLUDE_WEB_SERVER == 0
	web_server_destroy();
#endif
	ThreadPoolShutdown(&gMiniServerThreadPool);
	PrintThreadPoolStats(&gMiniServerThreadPool,
		__FILE__,
		__LINE__,
		"MiniServer Thread Pool");
	ThreadPoolShutdown(&gRecvThreadPool);
	PrintThreadPoolStats(
		&gSendThreadPool, __FILE__, __LINE__, "Send Thread Pool");
	ThreadPoolShutdown(&gSendThreadPool);
	PrintThreadPoolStats(
		&gRecvThreadPool, __FILE__, __LINE__, "Recv Thread Pool");
#ifdef INCLUDE_CLIENT_APIS
	ithread_mutex_destroy(&GlobalClientSubscribeMutex);
#endif
	ithread_rwlock_destroy(&GlobalHndRWLock);
	ithread_mutex_destroy(&gUUIDMutex);
	/* remove all virtual dirs */
	UpnpRemoveAllVirtualDirs();
	UpnpSdkInit = 0;
	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpFinish: UpnpSdkInit is :%d:\n",
		UpnpSdkInit);
	UpnpCloseLog();
	/* Clean-up ithread library resources */
	ithread_cleanup_library();

	return UPNP_E_SUCCESS;
}

unsigned short UpnpGetServerPort(void)
{
	if (UpnpSdkInit != 1)
		return 0u;

	return LOCAL_PORT_V4;
}

unsigned short UpnpGetServerPort6(void)
{
#ifdef UPNP_ENABLE_IPV6
	if (UpnpSdkInit != 1)
		return 0u;

	return LOCAL_PORT_V6;
#else
	return 0u;
#endif
}

unsigned short UpnpGetServerUlaGuaPort6(void)
{
#ifdef UPNP_ENABLE_IPV6
	if (UpnpSdkInit != 1)
		return 0u;

	return LOCAL_PORT_V6_ULA_GUA;
#else
	return 0u;
#endif
}

char *UpnpGetServerIpAddress(void)
{
	if (UpnpSdkInit != 1)
		return NULL;

	return gIF_IPV4;
}

char *UpnpGetServerIp6Address(void)
{
#ifdef UPNP_ENABLE_IPV6
	if (UpnpSdkInit != 1)
		return NULL;

	return gIF_IPV6;
#else
	return NULL;
#endif
}

char *UpnpGetServerUlaGuaIp6Address(void)
{
#ifdef UPNP_ENABLE_IPV6
	if (UpnpSdkInit != 1)
		return NULL;

	return gIF_IPV6_ULA_GUA;
#else
	return NULL;
#endif
}

/*!
 * \brief Get a free handle.
 *
 * \return On success, an integer greater than zero or UPNP_E_OUTOF_HANDLE on
 * 	failure.
 */
static int GetFreeHandle(void)
{
	/* Handle 0 is not used as NULL translates to 0 when passed as a handle
	 */
	int i = 1;

	while (i < NUM_HANDLE && HandleTable[i] != NULL)
		++i;
	if (i == NUM_HANDLE)
		return UPNP_E_OUTOF_HANDLE;
	else
		return i;
}

/*!
 * \brief Free handle.
 *
 * \return UPNP_E_SUCCESS if successful or UPNP_E_INVALID_HANDLE if not
 */
static int FreeHandle(
	/*! [in] Handle index. */
	int Upnp_Handle)
{
	int ret = UPNP_E_INVALID_HANDLE;

	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"FreeHandle: entering, Handle is %d\n",
		Upnp_Handle);
	if (Upnp_Handle < 1 || Upnp_Handle >= NUM_HANDLE) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"FreeHandle: Handle %d is out of range\n",
			Upnp_Handle);
	} else if (HandleTable[Upnp_Handle] == NULL) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"FreeHandle: HandleTable[%d] is NULL\n",
			Upnp_Handle);
	} else {
		free(HandleTable[Upnp_Handle]);
		HandleTable[Upnp_Handle] = NULL;
		ret = UPNP_E_SUCCESS;
	}
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"FreeHandle: exiting, ret = %d.\n",
		ret);

	return ret;
}

#ifdef INCLUDE_DEVICE_APIS
int UpnpRegisterRootDevice(const char *DescUrl,
	Upnp_FunPtr Fun,
	const void *Cookie,
	UpnpDevice_Handle *Hnd)
{
	struct Handle_Info *HInfo = NULL;
	int retVal = 0;
	#if EXCLUDE_GENA == 0
	int hasServiceTable = 0;
	#endif /* EXCLUDE_GENA */

	HandleLock(__FILE__, __LINE__);

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpRegisterRootDevice\n");

	if (UpnpSdkInit != 1) {
		retVal = UPNP_E_FINISH;
		goto exit_function;
	}

	if (Hnd == NULL || Fun == NULL || DescUrl == NULL ||
		strlen(DescUrl) == (size_t)0) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}

	*Hnd = GetFreeHandle();
	if (*Hnd == UPNP_E_OUTOF_HANDLE) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}

	HInfo = (struct Handle_Info *)malloc(sizeof(struct Handle_Info));
	if (HInfo == NULL) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}
	memset(HInfo, 0, sizeof(struct Handle_Info));
	HandleTable[*Hnd] = HInfo;

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Root device URL is %s\n",
		DescUrl);

	HInfo->aliasInstalled = 0;
	HInfo->HType = HND_DEVICE;
	strncpy(HInfo->DescURL, DescUrl, sizeof(HInfo->DescURL) - 1);
	strncpy(HInfo->LowerDescURL, DescUrl, sizeof(HInfo->LowerDescURL) - 1);
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Following Root Device URL will be used when answering to "
		"legacy CPs %s\n",
		HInfo->LowerDescURL);
	HInfo->Callback = Fun;
	HInfo->Cookie = (void *)Cookie;
	HInfo->MaxAge = DEFAULT_MAXAGE;
	HInfo->DeviceList = NULL;
	HInfo->ServiceList = NULL;
	HInfo->DescDocument = NULL;
	#ifdef INCLUDE_CLIENT_APIS
	ListInit(&HInfo->SsdpSearchList, NULL, NULL);
	HInfo->ClientSubList = NULL;
	#endif /* INCLUDE_CLIENT_APIS */
	HInfo->MaxSubscriptions = UPNP_INFINITE;
	HInfo->MaxSubscriptionTimeOut = UPNP_INFINITE;
	HInfo->DeviceAf = AF_INET;

	retVal = UpnpDownloadXmlDoc(HInfo->DescURL, &(HInfo->DescDocument));
	if (retVal != UPNP_E_SUCCESS) {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice: error downloading Document: "
			"%d\n",
			retVal);
	#ifdef INCLUDE_CLIENT_APIS
		ListDestroy(&HInfo->SsdpSearchList, 0);
	#endif /* INCLUDE_CLIENT_APIS */
		FreeHandle(*Hnd);
		goto exit_function;
	}
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"UpnpRegisterRootDevice: Valid Description\n"
		"UpnpRegisterRootDevice: DescURL : %s\n",
		HInfo->DescURL);

	HInfo->DeviceList = ixmlDocument_getElementsByTagName(
		HInfo->DescDocument, "device");
	if (!HInfo->DeviceList) {
	#ifdef INCLUDE_CLIENT_APIS
		ListDestroy(&HInfo->SsdpSearchList, 0);
	#endif /* INCLUDE_CLIENT_APIS */
		ixmlDocument_free(HInfo->DescDocument);
		FreeHandle(*Hnd);
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice: No devices found for "
			"RootDevice\n");
		retVal = UPNP_E_INVALID_DESC;
		goto exit_function;
	}

	HInfo->ServiceList = ixmlDocument_getElementsByTagName(
		HInfo->DescDocument, "serviceList");
	if (!HInfo->ServiceList) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice: No services found for "
			"RootDevice\n");
	}

	#if EXCLUDE_GENA == 0
	/*
	 * GENA SET UP
	 */
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"UpnpRegisterRootDevice: Gena Check\n");
	memset(&HInfo->ServiceTable, 0, sizeof(HInfo->ServiceTable));
	hasServiceTable = getServiceTable((IXML_Node *)HInfo->DescDocument,
		&HInfo->ServiceTable,
		HInfo->DescURL);
	if (hasServiceTable) {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice: GENA Service Table\n"
			"Here are the known services:\n");
		printServiceTable(&HInfo->ServiceTable, UPNP_ALL, API);
	} else {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"\nUpnpRegisterRootDevice: Empty service table\n");
	}
	#endif /* EXCLUDE_GENA */

	UpnpSdkDeviceRegisteredV4 = 1;

	retVal = UPNP_E_SUCCESS;

exit_function:
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting RegisterRootDevice, return value == %d\n",
		retVal);
	HandleUnlock(__FILE__, __LINE__);

	return retVal;
}
#endif /* INCLUDE_DEVICE_APIS */

/*!
 * \brief Fills the sockaddr_in with miniserver information.
 */
static int GetDescDocumentAndURL(
	/* [in] pointer to server address structure. */
	Upnp_DescType descriptionType,
	/* [in] . */
	char *description,
	/* [in] . */
	int config_baseURL,
	/* [in] . */
	int AddressFamily,
	/* [out] . */
	IXML_Document **xmlDoc,
	/* [out] . */
	char descURL[LINE_SIZE]);

#ifdef INCLUDE_DEVICE_APIS
int UpnpRegisterRootDevice2(Upnp_DescType descriptionType,
	const char *description_const,
	size_t bufferLen, /* ignored */
	int config_baseURL,
	Upnp_FunPtr Fun,
	const void *Cookie,
	UpnpDevice_Handle *Hnd)
{
	struct Handle_Info *HInfo = NULL;
	int retVal = 0;
	#if EXCLUDE_GENA == 0
	int hasServiceTable = 0;
	#endif /* EXCLUDE_GENA */
	char *description = (char *)description_const;
	(void)bufferLen;

	HandleLock(__FILE__, __LINE__);

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpRegisterRootDevice2\n");

	if (UpnpSdkInit != 1) {
		retVal = UPNP_E_FINISH;
		goto exit_function;
	}

	if (Hnd == NULL || Fun == NULL) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}

	*Hnd = GetFreeHandle();
	if (*Hnd == UPNP_E_OUTOF_HANDLE) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}

	HInfo = (struct Handle_Info *)malloc(sizeof(struct Handle_Info));
	if (HInfo == NULL) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}
	memset(HInfo, 0, sizeof(struct Handle_Info));
	HandleTable[*Hnd] = HInfo;

	/* prevent accidental removal of a non-existent alias */
	HInfo->aliasInstalled = 0;

	retVal = GetDescDocumentAndURL(descriptionType,
		description,
		config_baseURL,
		AF_INET,
		&HInfo->DescDocument,
		HInfo->DescURL);
	if (retVal != UPNP_E_SUCCESS) {
		FreeHandle(*Hnd);
		goto exit_function;
	}

	strncpy(HInfo->LowerDescURL,
		HInfo->DescURL,
		sizeof(HInfo->LowerDescURL) - 1);
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Following Root Device URL will be used when answering to "
		"legacy CPs %s\n",
		HInfo->LowerDescURL);
	HInfo->aliasInstalled = config_baseURL != 0;
	HInfo->HType = HND_DEVICE;
	HInfo->Callback = Fun;
	HInfo->Cookie = (void *)Cookie;
	HInfo->MaxAge = DEFAULT_MAXAGE;
	HInfo->DeviceList = NULL;
	HInfo->ServiceList = NULL;
	#ifdef INCLUDE_CLIENT_APIS
	ListInit(&HInfo->SsdpSearchList, NULL, NULL);
	HInfo->ClientSubList = NULL;
	#endif /* INCLUDE_CLIENT_APIS */
	HInfo->MaxSubscriptions = UPNP_INFINITE;
	HInfo->MaxSubscriptionTimeOut = UPNP_INFINITE;
	HInfo->DeviceAf = AF_INET;

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"UpnpRegisterRootDevice2: Valid Description\n"
		"UpnpRegisterRootDevice2: DescURL : %s\n",
		HInfo->DescURL);

	HInfo->DeviceList = ixmlDocument_getElementsByTagName(
		HInfo->DescDocument, "device");
	if (!HInfo->DeviceList) {
	#ifdef INCLUDE_CLIENT_APIS
		ListDestroy(&HInfo->SsdpSearchList, 0);
	#endif /* INCLUDE_CLIENT_APIS */
		ixmlDocument_free(HInfo->DescDocument);
		FreeHandle(*Hnd);
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice2: No devices found for "
			"RootDevice\n");
		retVal = UPNP_E_INVALID_DESC;
		goto exit_function;
	}

	HInfo->ServiceList = ixmlDocument_getElementsByTagName(
		HInfo->DescDocument, "serviceList");
	if (!HInfo->ServiceList) {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice2: No services found for "
			"RootDevice\n");
	}

	#if EXCLUDE_GENA == 0
	/*
	 * GENA SET UP
	 */
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"UpnpRegisterRootDevice2: Gena Check\n");
	memset(&HInfo->ServiceTable, 0, sizeof(HInfo->ServiceTable));
	hasServiceTable = getServiceTable((IXML_Node *)HInfo->DescDocument,
		&HInfo->ServiceTable,
		HInfo->DescURL);
	if (hasServiceTable) {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice2: GENA Service Table\n"
			"Here are the known services: \n");
		printServiceTable(&HInfo->ServiceTable, UPNP_ALL, API);
	} else {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"\nUpnpRegisterRootDevice2: Empty service table\n");
	}
	#endif /* EXCLUDE_GENA */

	UpnpSdkDeviceRegisteredV4 = 1;

	retVal = UPNP_E_SUCCESS;

exit_function:
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting RegisterRootDevice2, return value == %d\n",
		retVal);
	HandleUnlock(__FILE__, __LINE__);

	return retVal;
}
#endif /* INCLUDE_DEVICE_APIS */

#ifdef INCLUDE_DEVICE_APIS
int UpnpRegisterRootDevice3(const char *DescUrl,
	Upnp_FunPtr Fun,
	const void *Cookie,
	UpnpDevice_Handle *Hnd,
	int AddressFamily)
{
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpRegisterRootDevice3\n");
	return UpnpRegisterRootDevice4(
		DescUrl, Fun, Cookie, Hnd, AddressFamily, NULL);
}
#endif /* INCLUDE_DEVICE_APIS */

#ifdef INCLUDE_DEVICE_APIS
int UpnpRegisterRootDevice4(const char *DescUrl,
	Upnp_FunPtr Fun,
	const void *Cookie,
	UpnpDevice_Handle *Hnd,
	int AddressFamily,
	const char *LowerDescUrl)
{
	struct Handle_Info *HInfo;
	int retVal = 0;
	#if EXCLUDE_GENA == 0
	int hasServiceTable = 0;
	#endif /* EXCLUDE_GENA */

	HandleLock(__FILE__, __LINE__);

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpRegisterRootDevice4\n");
	if (UpnpSdkInit != 1) {
		retVal = UPNP_E_FINISH;
		goto exit_function;
	}
	if (Hnd == NULL || Fun == NULL || DescUrl == NULL ||
		strlen(DescUrl) == (size_t)0 ||
		(AddressFamily != AF_INET && AddressFamily != AF_INET6)) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	*Hnd = GetFreeHandle();
	if (*Hnd == UPNP_E_OUTOF_HANDLE) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}
	HInfo = (struct Handle_Info *)malloc(sizeof(struct Handle_Info));
	if (HInfo == NULL) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}
	memset(HInfo, 0, sizeof(struct Handle_Info));
	HandleTable[*Hnd] = HInfo;
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Root device URL is %s\n",
		DescUrl);
	HInfo->aliasInstalled = 0;
	HInfo->HType = HND_DEVICE;
	strncpy(HInfo->DescURL, DescUrl, sizeof(HInfo->DescURL) - 1);
	if (LowerDescUrl == NULL)
		strncpy(HInfo->LowerDescURL,
			DescUrl,
			sizeof(HInfo->LowerDescURL) - 1);
	else
		strncpy(HInfo->LowerDescURL,
			LowerDescUrl,
			sizeof(HInfo->LowerDescURL) - 1);
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Following Root Device URL will be used when answering to "
		"legacy CPs %s\n",
		HInfo->LowerDescURL);
	HInfo->Callback = Fun;
	HInfo->Cookie = (void *)Cookie;
	HInfo->MaxAge = DEFAULT_MAXAGE;
	HInfo->DeviceList = NULL;
	HInfo->ServiceList = NULL;
	HInfo->DescDocument = NULL;
	#ifdef INCLUDE_CLIENT_APIS
	ListInit(&HInfo->SsdpSearchList, NULL, NULL);
	HInfo->ClientSubList = NULL;
	#endif /* INCLUDE_CLIENT_APIS */
	HInfo->MaxSubscriptions = UPNP_INFINITE;
	HInfo->MaxSubscriptionTimeOut = UPNP_INFINITE;
	HInfo->DeviceAf = AddressFamily;
	retVal = UpnpDownloadXmlDoc(HInfo->DescURL, &(HInfo->DescDocument));
	if (retVal != UPNP_E_SUCCESS) {
	#ifdef INCLUDE_CLIENT_APIS
		ListDestroy(&HInfo->SsdpSearchList, 0);
	#endif /* INCLUDE_CLIENT_APIS */
		FreeHandle(*Hnd);
		goto exit_function;
	}
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"UpnpRegisterRootDevice4: Valid Description\n"
		"UpnpRegisterRootDevice4: DescURL : %s\n",
		HInfo->DescURL);

	HInfo->DeviceList = ixmlDocument_getElementsByTagName(
		HInfo->DescDocument, "device");
	if (!HInfo->DeviceList) {
	#ifdef INCLUDE_CLIENT_APIS
		ListDestroy(&HInfo->SsdpSearchList, 0);
	#endif /* INCLUDE_CLIENT_APIS */
		ixmlDocument_free(HInfo->DescDocument);
		FreeHandle(*Hnd);
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice4: No devices found for "
			"RootDevice\n");
		retVal = UPNP_E_INVALID_DESC;
		goto exit_function;
	}

	HInfo->ServiceList = ixmlDocument_getElementsByTagName(
		HInfo->DescDocument, "serviceList");
	if (!HInfo->ServiceList) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice4: No services found for "
			"RootDevice\n");
	}

	#if EXCLUDE_GENA == 0
	/*
	 * GENA SET UP
	 */
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"UpnpRegisterRootDevice4: Gena Check\n");
	memset(&HInfo->ServiceTable, 0, sizeof(HInfo->ServiceTable));
	hasServiceTable = getServiceTable((IXML_Node *)HInfo->DescDocument,
		&HInfo->ServiceTable,
		HInfo->DescURL);
	if (hasServiceTable) {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"UpnpRegisterRootDevice4: GENA Service Table \n"
			"Here are the known services: \n");
		printServiceTable(&HInfo->ServiceTable, UPNP_ALL, API);
	} else {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"\nUpnpRegisterRootDevice4: Empty service table\n");
	}
	#endif /* EXCLUDE_GENA */

	switch (AddressFamily) {
	case AF_INET:
		UpnpSdkDeviceRegisteredV4 = 1;
		break;
	default:
		UpnpSdkDeviceregisteredV6 = 1;
	}

	retVal = UPNP_E_SUCCESS;

exit_function:
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting RegisterRootDevice4, return value == %d\n",
		retVal);
	HandleUnlock(__FILE__, __LINE__);

	return retVal;
}
#endif /* INCLUDE_DEVICE_APIS */

#ifdef INCLUDE_DEVICE_APIS
int UpnpUnRegisterRootDevice(UpnpDevice_Handle Hnd)
{
	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpUnRegisterRootDevice\n");
	return UpnpUnRegisterRootDeviceLowPower(Hnd, -1, -1, -1);
}

int UpnpUnRegisterRootDeviceLowPower(UpnpDevice_Handle Hnd,
	int PowerState,
	int SleepPeriod,
	int RegistrationState)
{
	int retVal = 0;
	struct Handle_Info *HInfo = NULL;

	if (UpnpSdkInit != 1)
		return UPNP_E_FINISH;
	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpUnRegisterRootDeviceLowPower\n");
	#if EXCLUDE_GENA == 0
	if (genaUnregisterDevice(Hnd) != UPNP_E_SUCCESS)
		return UPNP_E_INVALID_HANDLE;
	#endif

	HandleLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &HInfo)) {
	case HND_INVALID:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	default:
		break;
	}
	HInfo->PowerState = PowerState;
	if (SleepPeriod < 0)
		SleepPeriod = -1;
	HInfo->SleepPeriod = SleepPeriod;
	HInfo->RegistrationState = RegistrationState;
	HandleUnlock(__FILE__, __LINE__);

	#if EXCLUDE_SSDP == 0
	retVal = AdvertiseAndReply(-1,
		Hnd,
		(enum SsdpSearchType)0,
		(struct sockaddr *)NULL,
		(char *)NULL,
		(char *)NULL,
		(char *)NULL,
		HInfo->MaxAge);
	#endif

	HandleLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &HInfo)) {
	case HND_INVALID:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	default:
		break;
	}
	ixmlNodeList_free(HInfo->DeviceList);
	ixmlNodeList_free(HInfo->ServiceList);
	ixmlDocument_free(HInfo->DescDocument);
	#ifdef INCLUDE_CLIENT_APIS
	ListDestroy(&HInfo->SsdpSearchList, 0);
	#endif /* INCLUDE_CLIENT_APIS */
	#ifdef INTERNAL_WEB_SERVER
	if (HInfo->aliasInstalled)
		web_server_set_alias(NULL, NULL, 0, 0);
	#endif /* INTERNAL_WEB_SERVER */
	switch (HInfo->DeviceAf) {
	case AF_INET:
		UpnpSdkDeviceRegisteredV4 = 0;
		break;
	case AF_INET6:
		UpnpSdkDeviceregisteredV6 = 0;
		break;
	default:
		break;
	}
	FreeHandle(Hnd);
	HandleUnlock(__FILE__, __LINE__);

	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpUnRegisterRootDeviceLowPower\n");

	return retVal;
}
#endif /* INCLUDE_DEVICE_APIS */

#ifdef INCLUDE_CLIENT_APIS
int UpnpRegisterClient(
	Upnp_FunPtr Fun, const void *Cookie, UpnpClient_Handle *Hnd)
{
	struct Handle_Info *HInfo;

	if (UpnpSdkInit != 1)
		return UPNP_E_FINISH;
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpRegisterClient \n");
	if (Fun == NULL || Hnd == NULL)
		return UPNP_E_INVALID_PARAM;

	HandleLock(__FILE__, __LINE__);
	if ((NUM_HANDLE - 1) <=
		(UpnpSdkClientRegistered + UpnpSdkDeviceRegisteredV4 +
			UpnpSdkDeviceregisteredV6)) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_ALREADY_REGISTERED;
	}
	if ((*Hnd = GetFreeHandle()) == UPNP_E_OUTOF_HANDLE) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_OUTOF_MEMORY;
	}
	HInfo = (struct Handle_Info *)malloc(sizeof(struct Handle_Info));
	if (HInfo == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_OUTOF_MEMORY;
	}
	HInfo->HType = HND_CLIENT;
	HInfo->Callback = Fun;
	HInfo->Cookie = (void *)Cookie;
	HInfo->ClientSubList = NULL;
	ListInit(&HInfo->SsdpSearchList, NULL, NULL);
	#ifdef INCLUDE_DEVICE_APIS
	HInfo->MaxAge = 0;
	HInfo->MaxSubscriptions = UPNP_INFINITE;
	HInfo->MaxSubscriptionTimeOut = UPNP_INFINITE;
	#endif
	HandleTable[*Hnd] = HInfo;
	UpnpSdkClientRegistered += 1;
	HandleUnlock(__FILE__, __LINE__);

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpRegisterClient \n");

	return UPNP_E_SUCCESS;
}
#endif /* INCLUDE_CLIENT_APIS */

#ifdef INCLUDE_CLIENT_APIS
int UpnpUnRegisterClient(UpnpClient_Handle Hnd)
{
	struct Handle_Info *HInfo;
	ListNode *node = NULL;
	SsdpSearchArg *searchArg = NULL;

	if (UpnpSdkInit != 1)
		return UPNP_E_FINISH;
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpUnRegisterClient \n");

	HandleLock(__FILE__, __LINE__);
	if (!UpnpSdkClientRegistered) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	HandleUnlock(__FILE__, __LINE__);

	#if EXCLUDE_GENA == 0
	if (genaUnregisterClient(Hnd) != UPNP_E_SUCCESS)
		return UPNP_E_INVALID_HANDLE;
	#endif
	HandleLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &HInfo)) {
	case HND_INVALID:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	default:
		break;
	}
	/* clean up search list */
	node = ListHead(&HInfo->SsdpSearchList);
	while (node != NULL) {
		searchArg = (SsdpSearchArg *)node->item;
		if (searchArg) {
			free(searchArg->searchTarget);
			free(searchArg);
		}
		ListDelNode(&HInfo->SsdpSearchList, node, 0);
		node = ListHead(&HInfo->SsdpSearchList);
	}
	ListDestroy(&HInfo->SsdpSearchList, 0);
	FreeHandle(Hnd);
	UpnpSdkClientRegistered -= 1;
	HandleUnlock(__FILE__, __LINE__);

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpUnRegisterClient \n");

	return UPNP_E_SUCCESS;
}
#endif /* INCLUDE_CLIENT_APIS */

#ifdef INCLUDE_DEVICE_APIS
	#ifdef INTERNAL_WEB_SERVER
/*!
 * \brief Determines alias for given name which is a file name or URL.
 *
 * \return UPNP_E_SUCCESS on success, nonzero on failure.
 */
static int GetNameForAlias(
	/*! [in] Name of the file. */
	char *name,
	/*! [out] Pointer to alias string. */
	char **alias)
{
	char *ext;
	char *al;

	ext = strrchr(name, '.');
	if (ext == NULL || strcasecmp(ext, ".xml") != 0) {
		return UPNP_E_EXT_NOT_XML;
	}

	al = strrchr(name, '/');
	if (al == NULL) {
		*alias = name;
	} else {
		*alias = al;
	}

	return UPNP_E_SUCCESS;
}

/*!
 * \brief Fill the sockaddr with IPv4 miniserver information.
 */
static void get_server_addr(
	/*! [out] pointer to server address structure. */
	struct sockaddr *serverAddr)
{
	struct sockaddr_in *sa4 = (struct sockaddr_in *)serverAddr;

	memset(serverAddr, 0, sizeof(struct sockaddr_storage));

	sa4->sin_family = AF_INET;
	inet_pton(AF_INET, gIF_IPV4, &sa4->sin_addr);
	sa4->sin_port = htons(LOCAL_PORT_V4);
}

/*!
 * \brief Fill the sockaddr with IPv6 miniserver information.
 */
static void get_server_addr6(
	/*! [out] pointer to server address structure. */
	struct sockaddr *serverAddr)
{
	struct sockaddr_in6 *sa6 = (struct sockaddr_in6 *)serverAddr;

	memset(serverAddr, 0, sizeof(struct sockaddr_storage));

	sa6->sin6_family = AF_INET6;
	inet_pton(AF_INET6, gIF_IPV6, &sa6->sin6_addr);
	sa6->sin6_port = htons(LOCAL_PORT_V6);
}

static int GetDescDocumentAndURL(Upnp_DescType descriptionType,
	char *description,
	int config_baseURL,
	int AddressFamily,
	IXML_Document **xmlDoc,
	char descURL[LINE_SIZE])
{
	int retVal = 0;
	char *membuf = NULL;
	char aliasStr[LINE_SIZE];
	char *temp_str = NULL;
	FILE *fp = NULL;
	int fd;
	size_t fileLen;
	size_t num_read;
	time_t last_modified;
	struct stat file_info;
	struct sockaddr_storage serverAddr;
	int rc = UPNP_E_SUCCESS;

	memset(aliasStr, 0, sizeof(aliasStr));
	if (description == NULL)
		return UPNP_E_INVALID_PARAM;
	/* non-URL description must have configuration specified */
	if (descriptionType != (enum Upnp_DescType_e)UPNPREG_URL_DESC &&
		!config_baseURL)
		return UPNP_E_INVALID_PARAM;
	/* Get XML doc and last modified time */
	if (descriptionType == (enum Upnp_DescType_e)UPNPREG_URL_DESC) {
		retVal = UpnpDownloadXmlDoc(description, xmlDoc);
		if (retVal != UPNP_E_SUCCESS)
			return retVal;
		last_modified = time(NULL);
	} else if (descriptionType ==
		   (enum Upnp_DescType_e)UPNPREG_FILENAME_DESC) {
		int ret = 0;

		#ifdef _WIN32
		fopen_s(&fp, description, "rb");
		#else
		fp = fopen(description, "rb");
		#endif
		if (!fp) {
			rc = UPNP_E_FILE_NOT_FOUND;
			ret = 1;
			goto exit_function1;
		}
		fd = fileno(fp);
		if (fd == -1) {
			rc = UPNP_E_FILE_NOT_FOUND;
			ret = 1;
			goto exit_function1;
		}
		retVal = fstat(fd, &file_info);
		if (retVal == -1) {
			rc = UPNP_E_FILE_NOT_FOUND;
			ret = 1;
			goto exit_function1;
		}
		fileLen = (size_t)file_info.st_size;
		last_modified = file_info.st_mtime;
		membuf = (char *)malloc(fileLen + (size_t)1);
		if (!membuf) {
			rc = UPNP_E_OUTOF_MEMORY;
			ret = 1;
			goto exit_function1;
		}
		num_read = fread(membuf, (size_t)1, fileLen, fp);
		if (num_read != fileLen) {
			rc = UPNP_E_FILE_READ_ERROR;
			ret = 1;
			goto exit_function2;
		}
		membuf[fileLen] = 0;
		rc = ixmlParseBufferEx(membuf, xmlDoc);
	exit_function2:
		if (membuf) {
			free(membuf);
		}
	exit_function1:
		if (fp) {
			fclose(fp);
		}
		if (ret) {
			return rc;
		}
	} else if (descriptionType == (enum Upnp_DescType_e)UPNPREG_BUF_DESC) {
		last_modified = time(NULL);
		rc = ixmlParseBufferEx(description, xmlDoc);
	} else {
		return UPNP_E_INVALID_PARAM;
	}

	if (rc != IXML_SUCCESS &&
		descriptionType != (enum Upnp_DescType_e)UPNPREG_URL_DESC) {
		if (rc == IXML_INSUFFICIENT_MEMORY)
			return UPNP_E_OUTOF_MEMORY;
		else
			return UPNP_E_INVALID_DESC;
	}
	/* Determine alias */
	if (config_baseURL) {
		if (descriptionType == (enum Upnp_DescType_e)UPNPREG_BUF_DESC) {
			strncpy(aliasStr,
				"description.xml",
				sizeof(aliasStr) - 1);
		} else {
			/* URL or filename */
			retVal = GetNameForAlias(description, &temp_str);
			if (retVal != UPNP_E_SUCCESS) {
				ixmlDocument_free(*xmlDoc);
				return retVal;
			}
			if (strlen(temp_str) > (LINE_SIZE - 1)) {
				ixmlDocument_free(*xmlDoc);
				return UPNP_E_URL_TOO_BIG;
			}
			strncpy(aliasStr, temp_str, sizeof(aliasStr) - 1);
		}
		if (AddressFamily == AF_INET) {
			get_server_addr((struct sockaddr *)&serverAddr);
		} else {
			get_server_addr6((struct sockaddr *)&serverAddr);
		}

		/* config */
		retVal = configure_urlbase(*xmlDoc,
			(struct sockaddr *)&serverAddr,
			aliasStr,
			last_modified,
			descURL);
		if (retVal != UPNP_E_SUCCESS) {
			ixmlDocument_free(*xmlDoc);
			return retVal;
		}
	} else {
		/* Manual */
		if (strlen(description) > LINE_SIZE - 1) {
			ixmlDocument_free(*xmlDoc);
			return UPNP_E_URL_TOO_BIG;
		}
		strncpy(descURL, description, LINE_SIZE - 1);
		descURL[LINE_SIZE - 1] = '\0';
	}

	assert(*xmlDoc != NULL);

	return UPNP_E_SUCCESS;
}

	#else /* INTERNAL_WEB_SERVER */ /* no web server */
static int GetDescDocumentAndURL(Upnp_DescType descriptionType,
	char *description,
	int config_baseURL,
	int AddressFamily,
	IXML_Document **xmlDoc,
	char descURL[LINE_SIZE])
{
	int retVal = 0;

	if (descriptionType != (enum Upnp_DescType_e)UPNPREG_URL_DESC ||
		config_baseURL) {
		return UPNP_E_NO_WEB_SERVER;
	}

	if (description == NULL) {
		return UPNP_E_INVALID_PARAM;
	}

	if (strlen(description) > LINE_SIZE - (size_t)1) {
		return UPNP_E_URL_TOO_BIG;
	}
	strncpy(descURL, description, LINE_SIZE - 1);
	descURL[LINE_SIZE - 1] = '\0';

	retVal = UpnpDownloadXmlDoc(description, xmlDoc);
	if (retVal != UPNP_E_SUCCESS) {
		return retVal;
	}

	return UPNP_E_SUCCESS;
}
	#endif				/* INTERNAL_WEB_SERVER */
#endif					/* INCLUDE_DEVICE_APIS */

/*******************************************************************************
 *
 *                                  SSDP interface
 *
 ******************************************************************************/

#ifdef INCLUDE_DEVICE_APIS
	#if EXCLUDE_SSDP == 0
int UpnpSendAdvertisement(UpnpDevice_Handle Hnd, int Exp)
{
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpSendAdvertisement \n");
	return UpnpSendAdvertisementLowPower(Hnd, Exp, -1, -1, -1);
}

int UpnpSendAdvertisementLowPower(UpnpDevice_Handle Hnd,
	int Exp,
	int PowerState,
	int SleepPeriod,
	int RegistrationState)
{
	struct Handle_Info *SInfo = NULL;
	int retVal = 0, *ptrMx;
	job_arg *adEvent;
	ThreadPoolJob job;

	memset(&job, 0, sizeof(job));

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpSendAdvertisementLowPower \n");

	HandleLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_DEVICE:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	if (Exp < 1)
		Exp = DEFAULT_MAXAGE;
	if (Exp <= AUTO_ADVERTISEMENT_TIME * 2)
		Exp = (AUTO_ADVERTISEMENT_TIME + 1) * 2;
	SInfo->MaxAge = Exp;
	SInfo->PowerState = PowerState;
	if (SleepPeriod < 0)
		SleepPeriod = -1;
	SInfo->SleepPeriod = SleepPeriod;
	SInfo->RegistrationState = RegistrationState;
	HandleUnlock(__FILE__, __LINE__);
	retVal = AdvertiseAndReply(1,
		Hnd,
		(enum SsdpSearchType)0,
		(struct sockaddr *)NULL,
		(char *)NULL,
		(char *)NULL,
		(char *)NULL,
		Exp);

	if (retVal != UPNP_E_SUCCESS)
		return retVal;
	ptrMx = (int *)malloc(sizeof(int));
	if (ptrMx == NULL)
		return UPNP_E_OUTOF_MEMORY;
	adEvent = (job_arg *)malloc(sizeof(job_arg));

	if (adEvent == NULL) {
		free(ptrMx);
		return UPNP_E_OUTOF_MEMORY;
	}
	*ptrMx = Exp;
	adEvent->advertise.handle = Hnd;
	adEvent->advertise.Event = ptrMx;

	HandleLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_DEVICE:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		free(adEvent);
		free(ptrMx);
		return UPNP_E_INVALID_HANDLE;
	}
		#ifdef SSDP_PACKET_DISTRIBUTE
	TPJobInit(&job, (start_routine)AutoAdvertise, adEvent);
	TPJobSetFreeFunction(&job, (free_routine)free_advertise_arg);
	TPJobSetPriority(&job, MED_PRIORITY);
	if ((retVal = TimerThreadSchedule(&gTimerThread,
		     ((Exp / 2) - (AUTO_ADVERTISEMENT_TIME)),
		     REL_SEC,
		     &job,
		     SHORT_TERM,
		     &(adEvent->advertise.eventId))) != UPNP_E_SUCCESS) {
		HandleUnlock(__FILE__, __LINE__);
		free_advertise_arg(adEvent);
		return retVal;
	}
		#else
	TPJobInit(&job, (start_routine)AutoAdvertise, adEvent);
	TPJobSetFreeFunction(&job, (free_routine)free_advertise_arg);
	TPJobSetPriority(&job, MED_PRIORITY);
	if ((retVal = TimerThreadSchedule(&gTimerThread,
		     Exp - AUTO_ADVERTISEMENT_TIME,
		     REL_SEC,
		     &job,
		     SHORT_TERM,
		     &(adEvent->advertise.eventId))) != UPNP_E_SUCCESS) {
		HandleUnlock(__FILE__, __LINE__);
		free_advertise_arg(adEvent);
		return retVal;
	}
		#endif

	HandleUnlock(__FILE__, __LINE__);
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpSendAdvertisementLowPower \n");

	return retVal;
}
	#endif /* EXCLUDE_SSDP == 0 */
#endif	       /* INCLUDE_DEVICE_APIS */

#if EXCLUDE_SSDP == 0
	#ifdef INCLUDE_CLIENT_APIS

int UpnpSearchAsync(UpnpClient_Handle Hnd,
	int Mx,
	const char *Target_const,
	const void *Cookie_const)
{
	struct Handle_Info *SInfo = NULL;
	char *Target = (char *)Target_const;
	int retVal;

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(
		UPNP_ALL, API, __FILE__, __LINE__, "Inside UpnpSearchAsync\n");

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	if (Mx < 1)
		Mx = DEFAULT_MX;

	if (Target == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}

	HandleUnlock(__FILE__, __LINE__);
	retVal = SearchByTarget(Hnd, Mx, Target, (void *)Cookie_const);
	if (retVal != 1)
		return retVal;

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpSearchAsync \n");

	return UPNP_E_SUCCESS;
}
	#endif /* INCLUDE_CLIENT_APIS */
#endif

/*******************************************************************************
 *
 *                                  GENA interface
 *
 ******************************************************************************/

#if EXCLUDE_GENA == 0
	#ifdef INCLUDE_DEVICE_APIS
int UpnpSetMaxSubscriptions(UpnpDevice_Handle Hnd, int MaxSubscriptions)
{
	struct Handle_Info *SInfo = NULL;

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpSetMaxSubscriptions \n");

	HandleLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_DEVICE:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	if ((MaxSubscriptions != UPNP_INFINITE) && (MaxSubscriptions < 0)) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	SInfo->MaxSubscriptions = MaxSubscriptions;
	HandleUnlock(__FILE__, __LINE__);

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpSetMaxSubscriptions \n");

	return UPNP_E_SUCCESS;
}
	#endif /* INCLUDE_DEVICE_APIS */

	#ifdef INCLUDE_DEVICE_APIS
int UpnpSetMaxSubscriptionTimeOut(
	UpnpDevice_Handle Hnd, int MaxSubscriptionTimeOut)
{
	struct Handle_Info *SInfo = NULL;

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpSetMaxSubscriptionTimeOut\n");

	HandleLock(__FILE__, __LINE__);

	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_DEVICE:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	if ((MaxSubscriptionTimeOut != UPNP_INFINITE) &&
		(MaxSubscriptionTimeOut < 0)) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}

	SInfo->MaxSubscriptionTimeOut = MaxSubscriptionTimeOut;
	HandleUnlock(__FILE__, __LINE__);

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpSetMaxSubscriptionTimeOut\n");

	return UPNP_E_SUCCESS;
}
	#endif /* INCLUDE_DEVICE_APIS */

	#ifdef INCLUDE_CLIENT_APIS
int UpnpSubscribeAsync(UpnpClient_Handle Hnd,
	const char *EvtUrl_const,
	int TimeOut,
	Upnp_FunPtr Fun,
	const void *Cookie_const)
{
	struct Handle_Info *SInfo = NULL;
	struct UpnpNonblockParam *Param;
	char *EvtUrl = (char *)EvtUrl_const;
	ThreadPoolJob job;

	memset(&job, 0, sizeof(job));

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpSubscribeAsync\n");

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	if (EvtUrl == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}
	if (TimeOut != UPNP_INFINITE && TimeOut < 1) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}
	if (Fun == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}
	HandleUnlock(__FILE__, __LINE__);

	Param = (struct UpnpNonblockParam *)malloc(
		sizeof(struct UpnpNonblockParam));
	if (Param == NULL) {
		return UPNP_E_OUTOF_MEMORY;
	}
	memset(Param, 0, sizeof(struct UpnpNonblockParam));

	Param->FunName = SUBSCRIBE;
	Param->Handle = Hnd;
	strncpy(Param->Url, EvtUrl, sizeof(Param->Url) - 1);
	Param->TimeOut = TimeOut;
	Param->Fun = Fun;
	Param->Cookie = (void *)Cookie_const;

	TPJobInit(&job, (start_routine)UpnpThreadDistribution, Param);
	TPJobSetFreeFunction(&job, (free_routine)free);
	TPJobSetPriority(&job, MED_PRIORITY);
	if (ThreadPoolAdd(&gSendThreadPool, &job, NULL) != 0) {
		free(Param);
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpSubscribeAsync\n");

	return UPNP_E_SUCCESS;
}
	#endif /* INCLUDE_CLIENT_APIS */

	#ifdef INCLUDE_CLIENT_APIS
int UpnpSubscribe(UpnpClient_Handle Hnd,
	const char *EvtUrl_const,
	int *TimeOut,
	Upnp_SID SubsId)
{
	int retVal;
	struct Handle_Info *SInfo = NULL;
	UpnpString *EvtUrl = UpnpString_new();
	UpnpString *SubsIdTmp = UpnpString_new();

	UpnpPrintf(UPNP_ALL, API, __FILE__, __LINE__, "Inside UpnpSubscribe\n");

	if (UpnpSdkInit != 1) {
		retVal = UPNP_E_FINISH;
		goto exit_function;
	}

	if (EvtUrl == NULL) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}
	if (EvtUrl_const == NULL) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	UpnpString_set_String(EvtUrl, EvtUrl_const);

	if (SubsIdTmp == NULL) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}
	if (SubsId == NULL) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	UpnpString_set_String(SubsIdTmp, SubsId);

	if (TimeOut == NULL) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		retVal = UPNP_E_INVALID_HANDLE;
		goto exit_function;
	}
	HandleUnlock(__FILE__, __LINE__);

	retVal = genaSubscribe(Hnd, EvtUrl, TimeOut, SubsIdTmp);
	memset(SubsId, 0, sizeof(Upnp_SID));
	strncpy(SubsId, UpnpString_get_String(SubsIdTmp), sizeof(Upnp_SID) - 1);

exit_function:
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpSubscribe, retVal=%d\n",
		retVal);

	UpnpString_delete(SubsIdTmp);
	UpnpString_delete(EvtUrl);

	return retVal;
}
	#endif /* INCLUDE_CLIENT_APIS */

	#ifdef INCLUDE_CLIENT_APIS
int UpnpUnSubscribe(UpnpClient_Handle Hnd, const Upnp_SID SubsId)
{
	struct Handle_Info *SInfo = NULL;
	int retVal;
	UpnpString *SubsIdTmp = UpnpString_new();

	UpnpPrintf(
		UPNP_ALL, API, __FILE__, __LINE__, "Inside UpnpUnSubscribe\n");

	if (UpnpSdkInit != 1) {
		retVal = UPNP_E_FINISH;
		goto exit_function;
	}

	if (SubsIdTmp == NULL) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}
	if (SubsId == NULL) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	UpnpString_set_String(SubsIdTmp, SubsId);

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		retVal = UPNP_E_INVALID_HANDLE;
		goto exit_function;
	}
	HandleUnlock(__FILE__, __LINE__);

	retVal = genaUnSubscribe(Hnd, SubsIdTmp);

exit_function:
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpUnSubscribe, retVal=%d\n",
		retVal);

	UpnpString_delete(SubsIdTmp);

	return retVal;
}
	#endif /* INCLUDE_CLIENT_APIS */

	#ifdef INCLUDE_CLIENT_APIS
int UpnpUnSubscribeAsync(UpnpClient_Handle Hnd,
	Upnp_SID SubsId,
	Upnp_FunPtr Fun,
	const void *Cookie_const)
{
	int retVal = UPNP_E_SUCCESS;
	ThreadPoolJob job;
	struct Handle_Info *SInfo = NULL;
	struct UpnpNonblockParam *Param;

	memset(&job, 0, sizeof(job));

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpUnSubscribeAsync\n");

	if (UpnpSdkInit != 1) {
		retVal = UPNP_E_FINISH;
		goto exit_function;
	}

	if (SubsId == NULL) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	if (Fun == NULL) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		retVal = UPNP_E_INVALID_HANDLE;
		goto exit_function;
	}
	HandleUnlock(__FILE__, __LINE__);

	Param = (struct UpnpNonblockParam *)malloc(
		sizeof(struct UpnpNonblockParam));
	if (Param == NULL) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}
	memset(Param, 0, sizeof(struct UpnpNonblockParam));

	Param->FunName = UNSUBSCRIBE;
	Param->Handle = Hnd;
	strncpy(Param->SubsId, SubsId, sizeof(Param->SubsId) - 1);
	Param->Fun = Fun;
	Param->Cookie = (void *)Cookie_const;
	TPJobInit(&job, (start_routine)UpnpThreadDistribution, Param);
	TPJobSetFreeFunction(&job, (free_routine)free);
	TPJobSetPriority(&job, MED_PRIORITY);
	if (ThreadPoolAdd(&gSendThreadPool, &job, NULL) != 0) {
		free(Param);
	}

exit_function:
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpUnSubscribeAsync\n");

	return retVal;
}
	#endif /* INCLUDE_CLIENT_APIS */

	#ifdef INCLUDE_CLIENT_APIS
int UpnpRenewSubscription(
	UpnpClient_Handle Hnd, int *TimeOut, const Upnp_SID SubsId)
{
	struct Handle_Info *SInfo = NULL;
	int retVal;
	UpnpString *SubsIdTmp = UpnpString_new();

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpRenewSubscription\n");

	if (UpnpSdkInit != 1) {
		retVal = UPNP_E_FINISH;
		goto exit_function;
	}

	if (SubsIdTmp == NULL) {
		retVal = UPNP_E_OUTOF_MEMORY;
		goto exit_function;
	}
	if (SubsId == NULL) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	UpnpString_set_String(SubsIdTmp, SubsId);

	if (TimeOut == NULL) {
		retVal = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		retVal = UPNP_E_INVALID_HANDLE;
		goto exit_function;
	}
	HandleUnlock(__FILE__, __LINE__);

	retVal = genaRenewSubscription(Hnd, SubsIdTmp, TimeOut);

exit_function:
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpRenewSubscription, retVal=%d\n",
		retVal);

	UpnpString_delete(SubsIdTmp);

	return retVal;
}
	#endif /* INCLUDE_CLIENT_APIS */

	#ifdef INCLUDE_CLIENT_APIS
int UpnpRenewSubscriptionAsync(UpnpClient_Handle Hnd,
	int TimeOut,
	Upnp_SID SubsId,
	Upnp_FunPtr Fun,
	const void *Cookie_const)
{
	ThreadPoolJob job;
	struct Handle_Info *SInfo = NULL;
	struct UpnpNonblockParam *Param;

	memset(&job, 0, sizeof(job));

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpRenewSubscriptionAsync\n");
	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	if (TimeOut != UPNP_INFINITE && TimeOut < 1) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}
	if (SubsId == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}
	if (Fun == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}
	HandleUnlock(__FILE__, __LINE__);

	Param = (struct UpnpNonblockParam *)malloc(
		sizeof(struct UpnpNonblockParam));
	if (Param == NULL) {
		return UPNP_E_OUTOF_MEMORY;
	}
	memset(Param, 0, sizeof(struct UpnpNonblockParam));

	Param->FunName = RENEW;
	Param->Handle = Hnd;
	strncpy(Param->SubsId, SubsId, sizeof(Param->SubsId) - 1);
	Param->Fun = Fun;
	Param->Cookie = (void *)Cookie_const;
	Param->TimeOut = TimeOut;

	TPJobInit(&job, (start_routine)UpnpThreadDistribution, Param);
	TPJobSetFreeFunction(&job, (free_routine)free);
	TPJobSetPriority(&job, MED_PRIORITY);
	if (ThreadPoolAdd(&gSendThreadPool, &job, NULL) != 0) {
		free(Param);
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpRenewSubscriptionAsync\n");

	return UPNP_E_SUCCESS;
}
	#endif /* INCLUDE_CLIENT_APIS */

	#ifdef INCLUDE_DEVICE_APIS
int UpnpNotify(UpnpDevice_Handle Hnd,
	const char *DevID_const,
	const char *ServName_const,
	const char **VarName_const,
	const char **NewVal_const,
	int cVariables)
{
	struct Handle_Info *SInfo = NULL;
	int retVal;
	char *DevID = (char *)DevID_const;
	char *ServName = (char *)ServName_const;
	char **VarName = (char **)VarName_const;
	char **NewVal = (char **)NewVal_const;

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL, API, __FILE__, __LINE__, "Inside UpnpNotify\n");

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_DEVICE:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	if (DevID == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}
	if (ServName == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}
	if (VarName == NULL || NewVal == NULL || cVariables < 0) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}

	HandleUnlock(__FILE__, __LINE__);
	retVal = genaNotifyAll(
		Hnd, DevID, ServName, VarName, NewVal, cVariables);

	UpnpPrintf(UPNP_ALL, API, __FILE__, __LINE__, "Exiting UpnpNotify\n");

	return retVal;
}

int UpnpNotifyExt(UpnpDevice_Handle Hnd,
	const char *DevID_const,
	const char *ServName_const,
	IXML_Document *PropSet)
{
	struct Handle_Info *SInfo = NULL;
	int retVal;
	char *DevID = (char *)DevID_const;
	char *ServName = (char *)ServName_const;

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL, API, __FILE__, __LINE__, "Inside UpnpNotify \n");

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_DEVICE:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	if (DevID == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}
	if (ServName == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_PARAM;
	}

	HandleUnlock(__FILE__, __LINE__);
	retVal = genaNotifyAllExt(Hnd, DevID, ServName, PropSet);

	UpnpPrintf(UPNP_ALL, API, __FILE__, __LINE__, "Exiting UpnpNotify \n");

	return retVal;
}
	#endif /* INCLUDE_DEVICE_APIS */

	#ifdef INCLUDE_DEVICE_APIS
int UpnpAcceptSubscription(UpnpDevice_Handle Hnd,
	const char *DevID_const,
	const char *ServName_const,
	const char **VarName_const,
	const char **NewVal_const,
	int cVariables,
	const Upnp_SID SubsId)
{
	int ret = 0;
	int line = 0;
	struct Handle_Info *SInfo = NULL;
	char *DevID = (char *)DevID_const;
	char *ServName = (char *)ServName_const;
	char **VarName = (char **)VarName_const;
	char **NewVal = (char **)NewVal_const;

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpAcceptSubscription\n");

	if (UpnpSdkInit != 1) {
		line = __LINE__;
		ret = UPNP_E_FINISH;
		goto exit_function;
	}

	HandleReadLock(__FILE__, __LINE__);

	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_DEVICE:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_HANDLE;
		goto exit_function;
	}
	if (DevID == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	if (ServName == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	if (SubsId == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
		/* Now accepts an empty state list, so the code below is
		 * commented out */
		#if 0
	if (VarName == NULL || NewVal == NULL || cVariables < 0) {
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
		#endif

	HandleUnlock(__FILE__, __LINE__);

	line = __LINE__;
	ret = genaInitNotify(
		Hnd, DevID, ServName, VarName, NewVal, cVariables, SubsId);

exit_function:
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		line,
		"Exiting UpnpAcceptSubscription, ret = %d\n",
		ret);

	return ret;
}

int UpnpAcceptSubscriptionExt(UpnpDevice_Handle Hnd,
	const char *DevID_const,
	const char *ServName_const,
	IXML_Document *PropSet,
	const Upnp_SID SubsId)
{
	int ret = 0;
	int line = 0;
	struct Handle_Info *SInfo = NULL;
	char *DevID = (char *)DevID_const;
	char *ServName = (char *)ServName_const;

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpAcceptSubscription\n");

	if (UpnpSdkInit != 1) {
		line = __LINE__;
		ret = UPNP_E_FINISH;
		goto exit_function;
	}

	HandleReadLock(__FILE__, __LINE__);

	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_DEVICE:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_HANDLE;
		goto exit_function;
	}
	if (DevID == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	if (ServName == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
	if (SubsId == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
		/* Now accepts an empty state list, so the code below is
		 * commented out */
		#if 0
	if (PropSet == NULL) {
		HandleUnlock(__FILE__, __LINE__);
		line = __LINE__;
		ret = UPNP_E_INVALID_PARAM;
		goto exit_function;
	}
		#endif

	HandleUnlock(__FILE__, __LINE__);

	line = __LINE__;
	ret = genaInitNotifyExt(Hnd, DevID, ServName, PropSet, SubsId);

exit_function:
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		line,
		"Exiting UpnpAcceptSubscription, ret = %d.\n",
		ret);

	return ret;
}
	#endif /* INCLUDE_DEVICE_APIS */
#endif	       /* EXCLUDE_GENA == 0 */

/*******************************************************************************
 *
 *                                  SOAP interface
 *
 ******************************************************************************/

#if EXCLUDE_SOAP == 0
	#ifdef INCLUDE_CLIENT_APIS
int UpnpSendAction(UpnpClient_Handle Hnd,
	const char *ActionURL_const,
	const char *ServiceType_const,
	const char *DevUDN_const,
	IXML_Document *Action,
	IXML_Document **RespNodePtr)
{
	struct Handle_Info *SInfo = NULL;
	int retVal = 0;
	char *ActionURL = (char *)ActionURL_const;
	char *ServiceType = (char *)ServiceType_const;
	/* udn not used? */
	/*char *DevUDN = (char *)DevUDN_const;*/

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(
		UPNP_ALL, API, __FILE__, __LINE__, "Inside UpnpSendAction\n");
	if (DevUDN_const != NULL) {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"non NULL DevUDN is ignored\n");
	}
	DevUDN_const = NULL;

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	HandleUnlock(__FILE__, __LINE__);

	if (ActionURL == NULL) {
		return UPNP_E_INVALID_PARAM;
	}

	if (ServiceType == NULL || Action == NULL || RespNodePtr == NULL ||
		DevUDN_const != NULL) {

		return UPNP_E_INVALID_PARAM;
	}

	retVal = SoapSendAction(ActionURL, ServiceType, Action, RespNodePtr);

	UpnpPrintf(
		UPNP_ALL, API, __FILE__, __LINE__, "Exiting UpnpSendAction\n");

	return retVal;
}

int UpnpSendActionEx(UpnpClient_Handle Hnd,
	const char *ActionURL_const,
	const char *ServiceType_const,
	const char *DevUDN_const,
	IXML_Document *Header,
	IXML_Document *Action,
	IXML_Document **RespNodePtr)
{
	struct Handle_Info *SInfo = NULL;
	int retVal = 0;
	char *ActionURL = (char *)ActionURL_const;
	char *ServiceType = (char *)ServiceType_const;
	/* udn not used? */
	/*char *DevUDN = (char *)DevUDN_const;*/

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(
		UPNP_ALL, API, __FILE__, __LINE__, "Inside UpnpSendActionEx\n");

	if (Header == NULL) {
		retVal = UpnpSendAction(Hnd,
			ActionURL_const,
			ServiceType_const,
			DevUDN_const,
			Action,
			RespNodePtr);
		return retVal;
	}

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	HandleUnlock(__FILE__, __LINE__);

	if (ActionURL == NULL) {
		return UPNP_E_INVALID_PARAM;
	}
	if (ServiceType == NULL || Action == NULL || RespNodePtr == NULL) {
		return UPNP_E_INVALID_PARAM;
	}

	retVal = SoapSendActionEx(
		ActionURL, ServiceType, Header, Action, RespNodePtr);

	UpnpPrintf(
		UPNP_ALL, API, __FILE__, __LINE__, "Exiting UpnpSendAction \n");

	return retVal;
}

int UpnpSendActionAsync(UpnpClient_Handle Hnd,
	const char *ActionURL_const,
	const char *ServiceType_const,
	const char *DevUDN_const,
	IXML_Document *Act,
	Upnp_FunPtr Fun,
	const void *Cookie_const)
{
	int rc;
	ThreadPoolJob job;
	struct Handle_Info *SInfo = NULL;
	struct UpnpNonblockParam *Param;
	DOMString tmpStr;
	char *ActionURL = (char *)ActionURL_const;
	char *ServiceType = (char *)ServiceType_const;
	/* udn not used? */
	/*char *DevUDN = (char *)DevUDN_const;*/

	memset(&job, 0, sizeof(job));

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpSendActionAsync\n");

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	HandleUnlock(__FILE__, __LINE__);

	if (ActionURL == NULL) {
		return UPNP_E_INVALID_PARAM;
	}
	if (ServiceType == NULL || Act == NULL || Fun == NULL ||
		DevUDN_const != NULL) {
		return UPNP_E_INVALID_PARAM;
	}
	tmpStr = ixmlPrintNode((IXML_Node *)Act);
	if (tmpStr == NULL) {
		return UPNP_E_INVALID_ACTION;
	}

	Param = (struct UpnpNonblockParam *)malloc(
		sizeof(struct UpnpNonblockParam));

	if (Param == NULL) {
		ixmlFreeDOMString(tmpStr);
		return UPNP_E_OUTOF_MEMORY;
	}
	memset(Param, 0, sizeof(struct UpnpNonblockParam));

	Param->FunName = ACTION;
	Param->Handle = Hnd;
	strncpy(Param->Url, ActionURL, sizeof(Param->Url) - 1);
	strncpy(Param->ServiceType,
		ServiceType,
		sizeof(Param->ServiceType) - 1);

	rc = ixmlParseBufferEx(tmpStr, &(Param->Act));
	if (rc != IXML_SUCCESS) {
		free(Param);
		ixmlFreeDOMString(tmpStr);
		if (rc == IXML_INSUFFICIENT_MEMORY) {
			return UPNP_E_OUTOF_MEMORY;
		} else {
			return UPNP_E_INVALID_ACTION;
		}
	}
	ixmlFreeDOMString(tmpStr);
	Param->Cookie = (void *)Cookie_const;
	Param->Fun = Fun;

	TPJobInit(&job, (start_routine)UpnpThreadDistribution, Param);
	TPJobSetFreeFunction(&job, (free_routine)free_action_arg);

	TPJobSetPriority(&job, MED_PRIORITY);
	if (ThreadPoolAdd(&gSendThreadPool, &job, NULL) != 0) {
		free_action_arg((job_arg *)Param);
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpSendActionAsync \n");

	return UPNP_E_SUCCESS;
}

int UpnpSendActionExAsync(UpnpClient_Handle Hnd,
	const char *ActionURL_const,
	const char *ServiceType_const,
	const char *DevUDN_const,
	IXML_Document *Header,
	IXML_Document *Act,
	Upnp_FunPtr Fun,
	const void *Cookie_const)
{
	struct Handle_Info *SInfo = NULL;
	struct UpnpNonblockParam *Param;
	DOMString tmpStr;
	DOMString headerStr = NULL;
	char *ActionURL = (char *)ActionURL_const;
	char *ServiceType = (char *)ServiceType_const;
	ThreadPoolJob job;
	int retVal = 0;

	memset(&job, 0, sizeof(job));

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpSendActionExAsync\n");

	if (Header == NULL) {
		retVal = UpnpSendActionAsync(Hnd,
			ActionURL_const,
			ServiceType_const,
			DevUDN_const,
			Act,
			Fun,
			Cookie_const);
		return retVal;
	}

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	HandleUnlock(__FILE__, __LINE__);

	if (ActionURL == NULL) {
		return UPNP_E_INVALID_PARAM;
	}
	if (ServiceType == NULL || Act == NULL || Fun == NULL) {
		return UPNP_E_INVALID_PARAM;
	}

	headerStr = ixmlPrintNode((IXML_Node *)Header);

	tmpStr = ixmlPrintNode((IXML_Node *)Act);
	if (tmpStr == NULL) {
		ixmlFreeDOMString(headerStr);
		return UPNP_E_INVALID_ACTION;
	}

	Param = (struct UpnpNonblockParam *)malloc(
		sizeof(struct UpnpNonblockParam));
	if (Param == NULL) {
		ixmlFreeDOMString(tmpStr);
		ixmlFreeDOMString(headerStr);
		return UPNP_E_OUTOF_MEMORY;
	}
	memset(Param, 0, sizeof(struct UpnpNonblockParam));

	Param->FunName = ACTION;
	Param->Handle = Hnd;
	strncpy(Param->Url, ActionURL, sizeof(Param->Url) - 1);
	strncpy(Param->ServiceType,
		ServiceType,
		sizeof(Param->ServiceType) - 1);
	retVal = ixmlParseBufferEx(headerStr, &(Param->Header));
	if (retVal != IXML_SUCCESS) {
		free(Param);
		ixmlFreeDOMString(tmpStr);
		ixmlFreeDOMString(headerStr);
		if (retVal == IXML_INSUFFICIENT_MEMORY) {
			return UPNP_E_OUTOF_MEMORY;
		} else {
			return UPNP_E_INVALID_ACTION;
		}
	}

	retVal = ixmlParseBufferEx(tmpStr, &(Param->Act));
	if (retVal != IXML_SUCCESS) {
		ixmlDocument_free(Param->Header);
		free(Param);
		ixmlFreeDOMString(tmpStr);
		ixmlFreeDOMString(headerStr);
		if (retVal == IXML_INSUFFICIENT_MEMORY) {
			return UPNP_E_OUTOF_MEMORY;
		} else {
			return UPNP_E_INVALID_ACTION;
		}
	}

	ixmlFreeDOMString(tmpStr);
	ixmlFreeDOMString(headerStr);

	Param->Cookie = (void *)Cookie_const;
	Param->Fun = Fun;

	TPJobInit(&job, (start_routine)UpnpThreadDistribution, Param);
	TPJobSetFreeFunction(&job, (free_routine)free_action_arg);

	TPJobSetPriority(&job, MED_PRIORITY);
	if (ThreadPoolAdd(&gSendThreadPool, &job, NULL) != 0) {
		free_action_arg((job_arg *)Param);
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpSendActionAsync\n");

	return UPNP_E_SUCCESS;
}

int UpnpGetServiceVarStatusAsync(UpnpClient_Handle Hnd,
	const char *ActionURL_const,
	const char *VarName_const,
	Upnp_FunPtr Fun,
	const void *Cookie_const)
{
	ThreadPoolJob job;
	struct Handle_Info *SInfo = NULL;
	struct UpnpNonblockParam *Param;
	char *ActionURL = (char *)ActionURL_const;
	char *VarName = (char *)VarName_const;

	memset(&job, 0, sizeof(job));

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpGetServiceVarStatusAsync\n");

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}
	HandleUnlock(__FILE__, __LINE__);

	if (ActionURL == NULL) {
		return UPNP_E_INVALID_PARAM;
	}
	if (VarName == NULL || Fun == NULL)
		return UPNP_E_INVALID_PARAM;

	Param = (struct UpnpNonblockParam *)malloc(
		sizeof(struct UpnpNonblockParam));
	if (Param == NULL) {
		return UPNP_E_OUTOF_MEMORY;
	}
	memset(Param, 0, sizeof(struct UpnpNonblockParam));

	Param->FunName = STATUS;
	Param->Handle = Hnd;
	strncpy(Param->Url, ActionURL, sizeof(Param->Url) - 1);
	strncpy(Param->VarName, VarName, sizeof(Param->VarName) - 1);
	Param->Fun = Fun;
	Param->Cookie = (void *)Cookie_const;

	TPJobInit(&job, (start_routine)UpnpThreadDistribution, Param);
	TPJobSetFreeFunction(&job, (free_routine)free);

	TPJobSetPriority(&job, MED_PRIORITY);

	if (ThreadPoolAdd(&gSendThreadPool, &job, NULL) != 0) {
		free(Param);
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpGetServiceVarStatusAsync\n");

	return UPNP_E_SUCCESS;
}

int UpnpGetServiceVarStatus(UpnpClient_Handle Hnd,
	const char *ActionURL_const,
	const char *VarName_const,
	DOMString *StVar)
{
	struct Handle_Info *SInfo = NULL;
	int retVal = 0;
	char *StVarPtr;
	char *ActionURL = (char *)ActionURL_const;
	char *VarName = (char *)VarName_const;

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpGetServiceVarStatus\n");

	HandleReadLock(__FILE__, __LINE__);
	switch (GetHandleInfo(Hnd, &SInfo)) {
	case HND_CLIENT:
		break;
	default:
		HandleUnlock(__FILE__, __LINE__);
		return UPNP_E_INVALID_HANDLE;
	}

	HandleUnlock(__FILE__, __LINE__);

	if (ActionURL == NULL) {
		return UPNP_E_INVALID_PARAM;
	}
	if (VarName == NULL || StVar == NULL) {
		return UPNP_E_INVALID_PARAM;
	}

	retVal = SoapGetServiceVarStatus(ActionURL, VarName, &StVarPtr);
	*StVar = StVarPtr;

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpGetServiceVarStatus \n");

	return retVal;
}
	#endif /* INCLUDE_CLIENT_APIS */
#endif	       /* EXCLUDE_SOAP */

/*******************************************************************************
 *
 *                             Client API
 *
 ******************************************************************************/

int UpnpOpenHttpPost(const char *url,
	void **handle,
	const char *contentType,
	int contentLength,
	int timeout)
{
	int status = http_OpenHttpConnection(url, handle, timeout);
	if (status == UPNP_E_SUCCESS) {
		return http_MakeHttpRequest(UPNP_HTTPMETHOD_POST,
			url,
			handle,
			NULL,
			contentType,
			contentLength,
			timeout);
	}
	return status;
}

int UpnpWriteHttpPost(void *handle, char *buf, size_t *size, int timeout)
{
	return http_WriteHttpRequest(handle, buf, size, timeout);
}

int UpnpCloseHttpPost(void *handle, int *httpStatus, int timeout)
{
	int status = http_EndHttpRequest(handle, timeout);
	if (status == UPNP_E_SUCCESS) {
		/*status = */ http_GetHttpResponse(
			handle, NULL, NULL, NULL, httpStatus, timeout);
	}
	status = http_CloseHttpConnection(handle);
	return status;
}

int UpnpOpenHttpGet(const char *url,
	void **handle,
	char **contentType,
	int *contentLength,
	int *httpStatus,
	int timeout)
{
	int status = UpnpOpenHttpConnection(url, handle, timeout);
	if (status == UPNP_E_SUCCESS) {
		status = UpnpMakeHttpRequest(UPNP_HTTPMETHOD_GET,
			url,
			*handle,
			NULL,
			NULL,
			0,
			timeout);
	}
	if (status == UPNP_E_SUCCESS) {
		status = UpnpEndHttpRequest(*handle, timeout);
	}
	if (status == UPNP_E_SUCCESS) {
		status = UpnpGetHttpResponse(*handle,
			NULL,
			contentType,
			contentLength,
			httpStatus,
			timeout);
	}
	return status;
}

int UpnpOpenHttpGetProxy(const char *url,
	const char *proxy_str,
	void **handle,
	char **contentType,
	int *contentLength,
	int *httpStatus,
	int timeout)
{
	int status = UpnpOpenHttpConnection(proxy_str, handle, timeout);
	if (status == UPNP_E_SUCCESS) {
		status = UpnpMakeHttpRequest(UPNP_HTTPMETHOD_GET,
			url,
			*handle,
			NULL,
			NULL,
			0,
			timeout);
	}
	if (status == UPNP_E_SUCCESS) {
		status = UpnpEndHttpRequest(*handle, timeout);
	}
	if (status == UPNP_E_SUCCESS) {
		status = UpnpGetHttpResponse(*handle,
			NULL,
			contentType,
			contentLength,
			httpStatus,
			timeout);
	}
	return status;
}

int UpnpOpenHttpGetEx(const char *url_str,
	void **Handle,
	char **contentType,
	int *contentLength,
	int *httpStatus,
	int lowRange,
	int highRange,
	int timeout)
{
	return http_OpenHttpGetEx(url_str,
		Handle,
		contentType,
		contentLength,
		httpStatus,
		lowRange,
		highRange,
		timeout);
}

int UpnpCancelHttpGet(void *Handle) { return http_CancelHttpGet(Handle); }

int UpnpCloseHttpGet(void *Handle) { return UpnpCloseHttpConnection(Handle); }

int UpnpReadHttpGet(void *Handle, char *buf, size_t *size, int timeout)
{
	return http_ReadHttpResponse(Handle, buf, size, timeout);
}

int UpnpHttpGetProgress(void *Handle, size_t *length, size_t *total)
{
	return http_HttpGetProgress(Handle, length, total);
}

int UpnpOpenHttpConnection(const char *url, void **handle, int timeout)
{
	return http_OpenHttpConnection(url, handle, timeout);
}

int UpnpMakeHttpRequest(Upnp_HttpMethod method,
	const char *url,
	void *handle,
	UpnpString *headers,
	const char *contentType,
	int contentLength,
	int timeout)
{
	return http_MakeHttpRequest(method,
		url,
		handle,
		headers,
		contentType,
		contentLength,
		timeout);
}

int UpnpWriteHttpRequest(void *handle, char *buf, size_t *size, int timeout)
{
	return http_WriteHttpRequest(handle, buf, size, timeout);
}

int UpnpEndHttpRequest(void *handle, int timeout)
{
	return http_EndHttpRequest(handle, timeout);
}

int UpnpGetHttpResponse(void *handle,
	UpnpString *headers,
	char **contentType,
	int *contentLength,
	int *httpStatus,
	int timeout)
{
	return http_GetHttpResponse(handle,
		headers,
		contentType,
		contentLength,
		httpStatus,
		timeout);
}

int UpnpReadHttpResponse(void *handle, char *buf, size_t *size, int timeout)
{
	return http_ReadHttpResponse(handle, buf, size, timeout);
}

int UpnpCloseHttpConnection(void *handle)
{
	return http_CloseHttpConnection(handle);
}

int UpnpDownloadUrlItem(const char *url, char **outBuf, char *contentType)
{
	int ret_code;
	size_t dummy;

	if (url == NULL || outBuf == NULL || contentType == NULL)
		return UPNP_E_INVALID_PARAM;
	ret_code = http_Download(
		url, HTTP_DEFAULT_TIMEOUT, outBuf, &dummy, contentType);
	if (ret_code > 0)
		/* error reply was received */
		ret_code = UPNP_E_INVALID_URL;

	return ret_code;
}

int UpnpDownloadXmlDoc(const char *url, IXML_Document **xmlDoc)
{
	int ret_code;
	char *xml_buf;
	char content_type[LINE_SIZE];

	if (url == NULL || xmlDoc == NULL) {
		return UPNP_E_INVALID_PARAM;
	}

	ret_code = UpnpDownloadUrlItem(url, &xml_buf, content_type);
	if (ret_code != UPNP_E_SUCCESS) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"Error downloading document, retCode: %d\n",
			ret_code);
		return ret_code;
	}

	if (strncasecmp(content_type, "text/xml", strlen("text/xml"))) {
		UpnpPrintf(
			UPNP_INFO, API, __FILE__, __LINE__, "Not text/xml\n");
		/* Linksys WRT54G router returns
		 * "CONTENT-TYPE: application/octet-stream".
		 * Let's be nice to Linksys and try to parse document anyway.
		 * If the data sended is not a xml file, ixmlParseBufferEx
		 * will fail and the function will return UPNP_E_INVALID_DESC
		 * too. */
#if 0
		free(xml_buf);
		return UPNP_E_INVALID_DESC;
#endif
	}

	ret_code = ixmlParseBufferEx(xml_buf, xmlDoc);
	free(xml_buf);
	if (ret_code != IXML_SUCCESS) {
		if (ret_code == IXML_INSUFFICIENT_MEMORY) {
			UpnpPrintf(UPNP_CRITICAL,
				API,
				__FILE__,
				__LINE__,
				"Out of memory, ixml error code: %d\n",
				ret_code);
			return UPNP_E_OUTOF_MEMORY;
		} else {
			UpnpPrintf(UPNP_CRITICAL,
				API,
				__FILE__,
				__LINE__,
				"Invalid Description, ixml error code: %d\n",
				ret_code);
			return UPNP_E_INVALID_DESC;
		}
	} else {
#ifdef DEBUG
		xml_buf = ixmlPrintNode((IXML_Node *)*xmlDoc);
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"Printing the Parsed xml document \n %s\n",
			xml_buf);
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"****************** END OF Parsed XML Doc "
			"*****************\n");
		ixmlFreeDOMString(xml_buf);
#endif
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"Exiting UpnpDownloadXmlDoc\n");

		return UPNP_E_SUCCESS;
	}
}

/*!
 * \brief Computes prefix length from IPv6 netmask.
 *
 * \return The IPv6 prefix length.
 */
static unsigned UpnpComputeIpv6PrefixLength(struct sockaddr_in6 *Netmask)
{
	unsigned prefix_length = 0;
	size_t i = 0;

	if (Netmask == NULL) {
		return prefix_length;
	}
	for (i = 0; i < sizeof(Netmask->sin6_addr); i++) {
		while (Netmask->sin6_addr.s6_addr[i]) {
			prefix_length += (Netmask->sin6_addr.s6_addr[i] & 0x01);
			Netmask->sin6_addr.s6_addr[i] >>= 1;
		}
	}

	return prefix_length;
}

int UpnpGetIfInfo(const char *IfName)
{
#ifdef _WIN32
	/* ---------------------------------------------------- */
	/* WIN32 implementation will use the IpHlpAPI library.  */
	/* ---------------------------------------------------- */
	PIP_ADAPTER_ADDRESSES adapts = NULL;
	PIP_ADAPTER_ADDRESSES adapts_item;
	PIP_ADAPTER_UNICAST_ADDRESS uni_addr;
	SOCKADDR *ip_addr;
	struct in_addr v4_addr;
	struct in_addr v4_netmask;
	struct in6_addr v6_addr;
	ULONG adapts_sz = 0;
	ULONG mask = 0;
	ULONG ret;
	int ifname_found = 0;
	int valid_addr_found = 0;

	/* Get Adapters addresses required size. */
	ret = GetAdaptersAddresses(AF_UNSPEC,
		GAA_FLAG_SKIP_ANYCAST | GAA_FLAG_SKIP_DNS_SERVER,
		NULL,
		adapts,
		&adapts_sz);
	if (ret != ERROR_BUFFER_OVERFLOW) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"GetAdaptersAddresses failed to find list of "
			"adapters\n");
		return UPNP_E_INIT;
	}
	/* Allocate enough memory. */
	adapts = (PIP_ADAPTER_ADDRESSES)malloc(adapts_sz);
	if (adapts == NULL) {
		return UPNP_E_OUTOF_MEMORY;
	}
	/* Do the call that will actually return the info. */
	ret = GetAdaptersAddresses(AF_UNSPEC,
		GAA_FLAG_SKIP_ANYCAST | GAA_FLAG_SKIP_DNS_SERVER,
		NULL,
		adapts,
		&adapts_sz);
	if (ret != ERROR_SUCCESS) {
		free(adapts);
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"GetAdaptersAddresses failed to find list of "
			"adapters\n");
		return UPNP_E_INIT;
	}
	/* Copy interface name, if it was provided. */
	if (IfName != NULL) {
		if (strlen(IfName) > sizeof(gIF_NAME)) {
			free(adapts);
			return UPNP_E_INVALID_INTERFACE;
		}

		memset(gIF_NAME, 0, sizeof(gIF_NAME));
		strncpy(gIF_NAME, IfName, sizeof(gIF_NAME) - 1);
		ifname_found = 1;
	}
	for (adapts_item = adapts; adapts_item != NULL;
		adapts_item = adapts_item->Next) {
		if (adapts_item->Flags & IP_ADAPTER_NO_MULTICAST ||
			adapts_item->OperStatus != IfOperStatusUp) {
			continue;
		}

		/* Skip VPN and tunnel interfaces when no specific interface is
		 * requested */
		if (IfName == NULL) {
			/* Check for common VPN interface types */
			if (adapts_item->IfType == IF_TYPE_TUNNEL ||
				adapts_item->IfType == IF_TYPE_PPP ||
				adapts_item->IfType ==
					131 /* IF_TYPE_TUNNEL */) {
				continue;
			}

			/* Check for common VPN interface names */
			char tmpIfName[256] = {0};
			size_t *s = NULL;
			wcstombs_s(s,
				tmpIfName,
				sizeof(tmpIfName),
				adapts_item->FriendlyName,
				sizeof(tmpIfName));
			free(s);

			/* Skip interfaces with VPN-related names */
			if (strstr(tmpIfName, "VPN") ||
				strstr(tmpIfName, "Tunnel") ||
				strstr(tmpIfName, "Meta") ||
				strstr(tmpIfName, "TAP") ||
				strstr(tmpIfName, "OpenVPN") ||
				strstr(tmpIfName, "WireGuard")) {
				continue;
			}
		}
		if (ifname_found == 0) {
			/* We have found a valid interface name. Keep it. */
			/*
			 * Partial fix for Windows: Friendly name is wchar
			 * string, but currently gIF_NAME is char string. For
			 * now try to convert it, which will work with many (but
			 * not all) adapters. A full fix would require a lot of
			 * big changes (gIF_NAME to wchar string?).
			 */
			size_t *s = NULL;
			wcstombs_s(s,
				gIF_NAME,
				sizeof(gIF_NAME),
				adapts_item->FriendlyName,
				sizeof(gIF_NAME));
			free(s);

			ifname_found = 1;
		} else {
			/*
			 * Partial fix for Windows: Friendly name is wchar
			 * string, but currently gIF_NAME is char string. For
			 * now try to convert it, which will work with many (but
			 * not all) adapters. A full fix would require a lot of
			 * big changes (gIF_NAME to wchar string?).
			 */
			char tmpIfName[LINE_SIZE] = {0};
			size_t *s = NULL;

			wcstombs_s(s,
				tmpIfName,
				sizeof(tmpIfName),
				adapts_item->FriendlyName,
				sizeof(tmpIfName));
			free(s);

			if (strncmp(gIF_NAME, tmpIfName, sizeof(gIF_NAME)) !=
				0) {
				/* This is not the interface we're looking for.
				 */
				continue;
			}
		}
		/* Loop thru this adapter's unicast IP addresses. */
		uni_addr = adapts_item->FirstUnicastAddress;
		while (uni_addr) {
			ip_addr = uni_addr->Address.lpSockaddr;
			switch (ip_addr->sa_family) {
			case AF_INET:
				memcpy(&v4_addr,
					&((struct sockaddr_in *)ip_addr)
						->sin_addr,
					sizeof(v4_addr));
				mask = htonl(
					ULONG_MAX
					<< (32 - uni_addr->OnLinkPrefixLength));
				memcpy(&v4_netmask, &mask, sizeof(v4_netmask));
				valid_addr_found = 1;
				break;
			case AF_INET6:
				/* TODO: Retrieve IPv6 ULA or GUA address and
				 * its prefix */
				/* Only keep IPv6 link-local addresses. */
				if (IN6_IS_ADDR_LINKLOCAL(
					    &((struct sockaddr_in6 *)ip_addr)
						    ->sin6_addr)) {
					memcpy(&v6_addr,
						&((struct sockaddr_in6 *)
								ip_addr)
							->sin6_addr,
						sizeof(v6_addr));
					/* TODO: Retrieve IPv6 LLA prefix */
					valid_addr_found = 1;
				}
				break;
			default:
				if (valid_addr_found == 0) {
					/* Address is not IPv4 or IPv6 and no
					 * valid address has  */
					/* yet been found for this interface.
					 * Discard interface name. */
					ifname_found = 0;
				}
				break;
			}
			/* Next address. */
			uni_addr = uni_addr->Next;
		}
		if (valid_addr_found == 1) {
			gIF_INDEX = adapts_item->IfIndex;
			break;
		}
	}
	free(adapts);
	/* Failed to find a valid interface, or valid address. */
	if (ifname_found == 0 || valid_addr_found == 0) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"Failed to find an adapter with valid IP addresses for "
			"use.\n");
		return UPNP_E_INVALID_INTERFACE;
	}
	inet_ntop(AF_INET, &v4_addr, gIF_IPV4, sizeof(gIF_IPV4));
	inet_ntop(AF_INET,
		&v4_netmask,
		gIF_IPV4_NETMASK,
		sizeof(gIF_IPV4_NETMASK));
	inet_ntop(AF_INET6, &v6_addr, gIF_IPV6, sizeof(gIF_IPV6));
#else
	struct ifaddrs *ifap, *ifa;
	struct in_addr v4_addr = {0};
	struct in_addr v4_netmask = {0};
	struct in6_addr v6_addr = IN6ADDR_ANY_INIT;
	struct in6_addr v6ulagua_addr = IN6ADDR_ANY_INIT;
	unsigned v6_prefix = 0;
	unsigned v6ulagua_prefix = 0;
	int ifname_found = 0;
	int valid_v4_addr_found = 0;
	int valid_v6_addr_found = 0;
	int valid_v6ulagua_addr_found = 0;

	/* Copy interface name, if it was provided. */
	if (IfName != NULL) {
		if (strlen(IfName) > sizeof(gIF_NAME))
			return UPNP_E_INVALID_INTERFACE;

		memset(gIF_NAME, 0, sizeof(gIF_NAME));
		strncpy(gIF_NAME, IfName, sizeof(gIF_NAME) - 1);
		ifname_found = 1;
	}
	/* Get system interface addresses. */
	if (getifaddrs(&ifap) != 0) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"getifaddrs failed to find list of addresses\n");
		return UPNP_E_INIT;
	}
	/* cycle through available interfaces and their addresses. */
	for (ifa = ifap; ifa != NULL; ifa = ifa->ifa_next) {
		/* Skip LOOPBACK interfaces, DOWN interfaces, */
		/* interfaces without address (e.g. bonded)*/
		/* and interfaces that don't support MULTICAST. */
		if (!ifa->ifa_addr || (ifa->ifa_flags & IFF_LOOPBACK) ||
			(!(ifa->ifa_flags & IFF_UP)) ||
			(!(ifa->ifa_flags & IFF_MULTICAST))) {
			continue;
		}
		if (ifname_found == 0) {
			/* We have found a valid interface name. Keep it. */
			memset(gIF_NAME, 0, sizeof(gIF_NAME));
			strncpy(gIF_NAME, ifa->ifa_name, sizeof(gIF_NAME) - 1);
			ifname_found = 1;
		} else {
			if (strncmp(gIF_NAME,
				    ifa->ifa_name,
				    sizeof(gIF_NAME)) != 0) {
				/* This is not the interface we're looking for.
				 */
				continue;
			}
		}
		/* Keep interface addresses for later. */
		switch (ifa->ifa_addr->sa_family) {
		case AF_INET:
			memcpy(&v4_addr,
				&((struct sockaddr_in *)(ifa->ifa_addr))
					->sin_addr,
				sizeof(v4_addr));
			memcpy(&v4_netmask,
				&((struct sockaddr_in *)(ifa->ifa_netmask))
					->sin_addr,
				sizeof(v4_netmask));
			valid_v4_addr_found = 1;
			break;
		case AF_INET6:
			if (IN6_IS_ADDR_ULA(
				    &((struct sockaddr_in6 *)(ifa->ifa_addr))
					    ->sin6_addr)) {
				/* Got valid IPv6 ula. */
				memcpy(&v6ulagua_addr,
					&((struct sockaddr_in6 *)(ifa
							  ->ifa_addr))
						->sin6_addr,
					sizeof(v6ulagua_addr));
				v6ulagua_prefix = UpnpComputeIpv6PrefixLength(
					(struct sockaddr_in6 *)(ifa
							->ifa_netmask));
				valid_v6ulagua_addr_found = 1;
			} else if (IN6_IS_ADDR_GLOBAL(
					   &((struct sockaddr_in6 *)(ifa
							     ->ifa_addr))
						   ->sin6_addr) &&
				   strlen(gIF_IPV6_ULA_GUA) == (size_t)0) {
				/* got a GUA, should store it
				 * while no ULA is found */
				memcpy(&v6ulagua_addr,
					&((struct sockaddr_in6 *)(ifa
							  ->ifa_addr))
						->sin6_addr,
					sizeof(v6ulagua_addr));
				v6ulagua_prefix = UpnpComputeIpv6PrefixLength(
					(struct sockaddr_in6 *)(ifa
							->ifa_netmask));
				valid_v6ulagua_addr_found = 1;
			} else if (IN6_IS_ADDR_LINKLOCAL(
					   &((struct sockaddr_in6 *)(ifa
							     ->ifa_addr))
						   ->sin6_addr)) {
				memcpy(&v6_addr,
					&((struct sockaddr_in6 *)(ifa
							  ->ifa_addr))
						->sin6_addr,
					sizeof(v6_addr));
				v6_prefix = UpnpComputeIpv6PrefixLength(
					(struct sockaddr_in6 *)(ifa
							->ifa_netmask));
				valid_v6_addr_found = 1;
			}
			break;
		default:
			if (IfName == NULL && valid_v4_addr_found == 0 &&
				valid_v6ulagua_addr_found == 0 &&
				valid_v6_addr_found == 0) {
				/* Address is not IPv4 or IPv6 and no valid
				 * address has  */
				/* yet been found for this interface. Discard
				 * interface name. */
				ifname_found = 0;
			}
			break;
		}
	}
	freeifaddrs(ifap);
	/* Failed to find a valid interface, or valid address. */
	if (ifname_found == 0 ||
		(valid_v4_addr_found == 0 && valid_v6_addr_found == 0 &&
			valid_v6ulagua_addr_found == 0)) {
		UpnpPrintf(UPNP_CRITICAL,
			API,
			__FILE__,
			__LINE__,
			"Failed to find an adapter with valid IP addresses for "
			"use.\n");
		return UPNP_E_INVALID_INTERFACE;
	}
	if (valid_v4_addr_found) {
		inet_ntop(AF_INET, &v4_addr, gIF_IPV4, sizeof(gIF_IPV4));
		inet_ntop(AF_INET,
			&v4_netmask,
			gIF_IPV4_NETMASK,
			sizeof(gIF_IPV4_NETMASK));
	}
	gIF_INDEX = if_nametoindex(gIF_NAME);
	if (!IN6_IS_ADDR_UNSPECIFIED(&v6_addr)) {
		if (valid_v6_addr_found) {
			inet_ntop(
				AF_INET6, &v6_addr, gIF_IPV6, sizeof(gIF_IPV6));
			gIF_IPV6_PREFIX_LENGTH = v6_prefix;
		}
		if (valid_v6ulagua_addr_found) {
			inet_ntop(AF_INET6,
				&v6ulagua_addr,
				gIF_IPV6_ULA_GUA,
				sizeof(gIF_IPV6_ULA_GUA));
			gIF_IPV6_ULA_GUA_PREFIX_LENGTH = v6ulagua_prefix;
		}
	}
#endif
	UpnpPrintf(UPNP_INFO,
		API,
		__FILE__,
		__LINE__,
		"Interface name=%s, index=%d, v4=%s, v6=%s, ULA or GUA v6=%s\n",
		gIF_NAME,
		gIF_INDEX,
		gIF_IPV4,
		gIF_IPV6,
		gIF_IPV6_ULA_GUA);

	return UPNP_E_SUCCESS;
}

/*!
 * \brief Schedule async functions in threadpool.
 */
#ifdef INCLUDE_CLIENT_APIS
void UpnpThreadDistribution(struct UpnpNonblockParam *Param)
{
	int errCode = 0;

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Inside UpnpThreadDistribution \n");

	switch (Param->FunName) {
	#if EXCLUDE_GENA == 0
	case SUBSCRIBE: {
		UpnpEventSubscribe *evt = UpnpEventSubscribe_new();
		UpnpString *Sid = UpnpString_new();

		UpnpEventSubscribe_strcpy_PublisherUrl(evt, Param->Url);
		errCode = genaSubscribe(Param->Handle,
			UpnpEventSubscribe_get_PublisherUrl(evt),
			(int *)&Param->TimeOut,
			Sid);
		UpnpEventSubscribe_set_ErrCode(evt, errCode);
		UpnpEventSubscribe_set_TimeOut(evt, Param->TimeOut);
		UpnpEventSubscribe_set_SID(evt, Sid);
		Param->Fun(UPNP_EVENT_SUBSCRIBE_COMPLETE, evt, Param->Cookie);
		UpnpString_delete(Sid);
		UpnpEventSubscribe_delete(evt);
		free(Param);
		break;
	}
	case UNSUBSCRIBE: {
		UpnpEventSubscribe *evt = UpnpEventSubscribe_new();
		UpnpEventSubscribe_strcpy_SID(evt, Param->SubsId);
		errCode = genaUnSubscribe(
			Param->Handle, UpnpEventSubscribe_get_SID(evt));
		UpnpEventSubscribe_set_ErrCode(evt, errCode);
		UpnpEventSubscribe_strcpy_PublisherUrl(evt, "");
		UpnpEventSubscribe_set_TimeOut(evt, 0);
		Param->Fun(UPNP_EVENT_UNSUBSCRIBE_COMPLETE, evt, Param->Cookie);
		UpnpEventSubscribe_delete(evt);
		free(Param);
		break;
	}
	case RENEW: {
		UpnpEventSubscribe *evt = UpnpEventSubscribe_new();
		UpnpEventSubscribe_strcpy_SID(evt, Param->SubsId);
		errCode = genaRenewSubscription(Param->Handle,
			UpnpEventSubscribe_get_SID(evt),
			&Param->TimeOut);
		UpnpEventSubscribe_set_ErrCode(evt, errCode);
		UpnpEventSubscribe_set_TimeOut(evt, Param->TimeOut);
		Param->Fun(UPNP_EVENT_RENEWAL_COMPLETE, evt, Param->Cookie);
		UpnpEventSubscribe_delete(evt);
		free(Param);
		break;
	}
	#endif /* EXCLUDE_GENA == 0 */
	#if EXCLUDE_SOAP == 0
	case ACTION: {
		UpnpActionComplete *Evt = UpnpActionComplete_new();
		IXML_Document *actionResult = NULL;
		int errCode;
		if (Param->Header) {
			errCode = SoapSendActionEx(Param->Url,
				Param->ServiceType,
				Param->Header,
				Param->Act,
				&actionResult);
		} else {
			errCode = SoapSendAction(Param->Url,
				Param->ServiceType,
				Param->Act,
				&actionResult);
		}
		UpnpActionComplete_set_ErrCode(Evt, errCode);
		UpnpActionComplete_set_ActionRequest(Evt, Param->Act);
		UpnpActionComplete_set_ActionResult(Evt, actionResult);
		UpnpActionComplete_strcpy_CtrlUrl(Evt, Param->Url);
		Param->Fun(UPNP_CONTROL_ACTION_COMPLETE, Evt, Param->Cookie);
		UpnpActionComplete_delete(Evt);
		ixmlDocument_free(actionResult);
		free_action_arg((job_arg *)Param);
		break;
	}
	case STATUS: {
		UpnpStateVarComplete *Evt = UpnpStateVarComplete_new();
		DOMString currentVal = NULL;
		int errCode = SoapGetServiceVarStatus(
			Param->Url, Param->VarName, &currentVal);
		UpnpStateVarComplete_set_ErrCode(Evt, errCode);
		UpnpStateVarComplete_strcpy_CtrlUrl(Evt, Param->Url);
		UpnpStateVarComplete_strcpy_StateVarName(Evt, Param->VarName);
		UpnpStateVarComplete_set_CurrentVal(Evt, currentVal);
		Param->Fun(UPNP_CONTROL_GET_VAR_COMPLETE, Evt, Param->Cookie);
		free(Param);
		UpnpStateVarComplete_delete(Evt);
		break;
	}
	#endif /* EXCLUDE_SOAP == 0 */
	default:
		break;
	}

	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"Exiting UpnpThreadDistribution\n");
}
#endif /* INCLUDE_CLIENT_APIS */

/*!
 * \brief Get callback function ptr from a handle.
 *
 * \return Upnp_FunPtr
 */
Upnp_FunPtr GetCallBackFn(UpnpClient_Handle Hnd)
{
	return ((struct Handle_Info *)HandleTable[Hnd])->Callback;
}

/* Assumes at most one client */
Upnp_Handle_Type GetClientHandleInfo(
	UpnpClient_Handle *client_handle_out, struct Handle_Info **HndInfo)
{
	UpnpClient_Handle client;

	for (client = 1; client < NUM_HANDLE; client++) {
		switch (GetHandleInfo(client, HndInfo)) {
		case HND_CLIENT:
			*client_handle_out = client;
			return HND_CLIENT;
			break;
		default:
			break;
		}
	}

	*client_handle_out = -1;
	return HND_INVALID;
}

Upnp_Handle_Type GetDeviceHandleInfo(UpnpDevice_Handle start,
	int AddressFamily,
	UpnpDevice_Handle *device_handle_out,
	struct Handle_Info **HndInfo)
{
#ifdef INCLUDE_DEVICE_APIS
	/* Check if we've got a registered device of the address family
	 * specified. */
	if ((AddressFamily == AF_INET && UpnpSdkDeviceRegisteredV4 == 0) ||
		(AddressFamily == AF_INET6 && UpnpSdkDeviceregisteredV6 == 0)) {
		*device_handle_out = -1;
		return HND_INVALID;
	}
	if (start < 0 || start >= NUM_HANDLE - 1) {
		*device_handle_out = -1;
		return HND_INVALID;
	}
	++start;
	/* Find it. */
	for (*device_handle_out = start; *device_handle_out < NUM_HANDLE;
		(*device_handle_out)++) {
		switch (GetHandleInfo(*device_handle_out, HndInfo)) {
		case HND_DEVICE:
			if ((*HndInfo)->DeviceAf == AddressFamily) {
				return HND_DEVICE;
			}
			break;
		default:
			break;
		}
	}
#endif /* INCLUDE_DEVICE_APIS */

	*device_handle_out = -1;
	return HND_INVALID;
}

Upnp_Handle_Type GetDeviceHandleInfoForPath(const char *path,
	int AddressFamily,
	UpnpDevice_Handle *device_handle_out,
	struct Handle_Info **HndInfo,
	service_info **serv_info)
{
#ifdef INCLUDE_DEVICE_APIS
	/* Check if we've got a registered device of the address family
	 * specified. */
	if ((AddressFamily == AF_INET && UpnpSdkDeviceRegisteredV4 == 0) ||
		(AddressFamily == AF_INET6 && UpnpSdkDeviceregisteredV6 == 0)) {
		*device_handle_out = -1;
		return HND_INVALID;
	}
	/* Find it. */
	for (*device_handle_out = 1; *device_handle_out < NUM_HANDLE;
		(*device_handle_out)++) {
		switch (GetHandleInfo(*device_handle_out, HndInfo)) {
		case HND_DEVICE:
			if ((*HndInfo)->DeviceAf == AddressFamily) {
				if ((*serv_info = FindServiceControlURLPath(
					     &(*HndInfo)->ServiceTable,
					     path)) ||
					(*serv_info = FindServiceEventURLPath(
						 &(*HndInfo)->ServiceTable,
						 path))) {
					return HND_DEVICE;
				}
			}
			break;
		default:
			break;
		}
	}
#endif /* INCLUDE_DEVICE_APIS */

	*device_handle_out = -1;
	return HND_INVALID;
}

Upnp_Handle_Type GetHandleInfo(
	UpnpClient_Handle Hnd, struct Handle_Info **HndInfo)
{
	Upnp_Handle_Type ret = HND_INVALID;

#if 0
	UpnpPrintf(UPNP_ALL,
		API,
		__FILE__,
		__LINE__,
		"GetHandleInfo: entering, Handle is %d\n",
		Hnd);
#endif
	if (Hnd < 1 || Hnd >= NUM_HANDLE) {
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"GetHandleInfo: Handle out of range\n");
	} else if (HandleTable[Hnd] == NULL) {
#if 0
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"GetHandleInfo: HandleTable[%d] is NULL\n",
			Hnd);
#endif
	} else if (HandleTable[Hnd] != NULL) {
		*HndInfo = (struct Handle_Info *)HandleTable[Hnd];
		ret = ((struct Handle_Info *)*HndInfo)->HType;
	}

#if 0
	UpnpPrintf(
		UPNP_ALL, API, __FILE__, __LINE__, "GetHandleInfo: exiting\n");
#endif

	return ret;
}

int PrintHandleInfo(UpnpClient_Handle Hnd)
{
	struct Handle_Info *HndInfo;
	if (HandleTable[Hnd] != NULL) {
		HndInfo = HandleTable[Hnd];
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"Printing information for Handle_%d\n",
			Hnd);
		UpnpPrintf(UPNP_ALL,
			API,
			__FILE__,
			__LINE__,
			"HType_%d\n",
			HndInfo->HType);
#ifdef INCLUDE_DEVICE_APIS
		switch (HndInfo->HType) {
		case HND_CLIENT:
			break;
		default:
			UpnpPrintf(UPNP_ALL,
				API,
				__FILE__,
				__LINE__,
				"DescURL_%s\n",
				HndInfo->DescURL);
		}
#endif /* INCLUDE_DEVICE_APIS */
	} else {
		return UPNP_E_INVALID_HANDLE;
	}

	return UPNP_E_SUCCESS;
}

#ifdef INCLUDE_DEVICE_APIS
	#if EXCLUDE_SSDP == 0
void AutoAdvertise(void *input)
{
	job_arg *arg = (job_arg *)input;

	UpnpSendAdvertisement(
		arg->advertise.handle, *((int *)arg->advertise.Event));
	free_advertise_arg(arg);
}
	#endif /* EXCLUDE_SSDP == 0 */
#endif	       /* INCLUDE_DEVICE_APIS */

#ifdef INTERNAL_WEB_SERVER
int UpnpSetWebServerRootDir(const char *rootDir)
{
	if (UpnpSdkInit == 0)
		return UPNP_E_FINISH;
	if ((rootDir == NULL) || (strlen(rootDir) == 0)) {
		return UPNP_E_INVALID_PARAM;
	}

	membuffer_destroy(&gDocumentRootDir);

	return web_server_set_root_dir(rootDir);
}

int UpnpSetWebServerCorsString(const char *corsString)
{
	if (UpnpSdkInit == 0)
		return UPNP_E_FINISH;
	if ((corsString == NULL) || (strlen(corsString) == 0)) {
		return UPNP_E_INVALID_PARAM;
	}

	membuffer_destroy(&gWebserverCorsString);

	return web_server_set_cors(corsString);
}
#endif /* INTERNAL_WEB_SERVER */

int UpnpAddVirtualDir(
	const char *newDirName, const void *cookie, const void **oldcookie)
{
	virtualDirList *pNewVirtualDir;
	virtualDirList *pLast;
	virtualDirList *pCurVirtualDir;
	char dirName[NAME_SIZE];

	memset(dirName, 0, sizeof(dirName));
	if (UpnpSdkInit != 1) {
		/* SDK is not initialized */
		return UPNP_E_FINISH;
	}

	if ((newDirName == NULL) || (strlen(newDirName) == (size_t)0)) {
		return UPNP_E_INVALID_PARAM;
	}

	if (*newDirName != '/') {
		if (strlen(newDirName) > sizeof(dirName) - 2)
			return UPNP_E_INVALID_PARAM;
		dirName[0] = '/';
		strncpy(dirName + 1, newDirName, sizeof(dirName) - 2);
	} else {
		if (strlen(newDirName) > sizeof(dirName) - 1)
			return UPNP_E_INVALID_PARAM;
		strncpy(dirName, newDirName, sizeof(dirName) - 1);
	}

	pCurVirtualDir = pVirtualDirList;
	while (pCurVirtualDir != NULL) {
		/* already has this entry */
		if (strcmp(pCurVirtualDir->dirName, dirName) == 0) {
			if (oldcookie != NULL)
				*oldcookie = pCurVirtualDir->cookie;
			pCurVirtualDir->cookie = cookie;
			return UPNP_E_SUCCESS;
		}

		pCurVirtualDir = pCurVirtualDir->next;
	}

	pNewVirtualDir = (virtualDirList *)malloc(sizeof(virtualDirList));
	if (pNewVirtualDir == NULL) {
		return UPNP_E_OUTOF_MEMORY;
	}
	pNewVirtualDir->next = NULL;
	if (oldcookie != NULL)
		*oldcookie = NULL;
	pNewVirtualDir->cookie = cookie;
	memset(pNewVirtualDir->dirName, 0, sizeof(pNewVirtualDir->dirName));
	strncpy(pNewVirtualDir->dirName,
		dirName,
		sizeof(pNewVirtualDir->dirName) - 1);
	*(pNewVirtualDir->dirName + strlen(dirName)) = 0;

	if (pVirtualDirList == NULL) { /* first virtual dir */
		pVirtualDirList = pNewVirtualDir;
	} else {
		pLast = pVirtualDirList;
		while (pLast->next != NULL) {
			pLast = pLast->next;
		}
		pLast->next = pNewVirtualDir;
	}

	return UPNP_E_SUCCESS;
}

int UpnpRemoveVirtualDir(const char *dirName)
{
	virtualDirList *pPrev;
	virtualDirList *pCur;
	int found = 0;

	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}

	if (dirName == NULL) {
		return UPNP_E_INVALID_PARAM;
	}

	if (pVirtualDirList == NULL) {
		return UPNP_E_INVALID_PARAM;
	}
	/* Handle the special case where the directory that we are */
	/* removing is the first in the list. */
	if (strcmp(pVirtualDirList->dirName, dirName) == 0) {
		pPrev = pVirtualDirList;
		pVirtualDirList = pVirtualDirList->next;
		free(pPrev);
		return UPNP_E_SUCCESS;
	}

	pCur = pVirtualDirList->next;
	pPrev = pVirtualDirList;

	while (pCur != NULL) {
		if (strcmp(pCur->dirName, dirName) == 0) {
			pPrev->next = pCur->next;
			free(pCur);
			found = 1;
			break;
		} else {
			pPrev = pCur;
			pCur = pCur->next;
		}
	}

	if (found == 1)
		return UPNP_E_SUCCESS;
	else
		return UPNP_E_INVALID_PARAM;
}

void UpnpRemoveAllVirtualDirs(void)
{
	virtualDirList *pCur;
	virtualDirList *pNext;

	if (UpnpSdkInit != 1) {
		return;
	}

	pCur = pVirtualDirList;

	while (pCur != NULL) {
		pNext = pCur->next;
		free(pCur);

		pCur = pNext;
	}

	pVirtualDirList = NULL;
}

int UpnpEnableWebserver(int enable)
{
	if (UpnpSdkInit != 1) {
		return UPNP_E_FINISH;
	}
#ifdef INTERNAL_WEB_SERVER
	if (enable) {
		int retVal = web_server_init();
		if (retVal != UPNP_E_SUCCESS) {
			return retVal;
		}
		bWebServerState = WEB_SERVER_ENABLED;
		SetHTTPGetCallback(web_server_callback);
	} else {
		web_server_destroy();
		bWebServerState = WEB_SERVER_DISABLED;
		SetHTTPGetCallback(NULL);
	}

	return UPNP_E_SUCCESS;
#else  /* Internal web server disabled */
	return UPNP_E_NO_WEB_SERVER;
#endif /* INTERNAL_WEB_SERVER */
}

/*!
 * \brief Checks if the webserver is enabled or disabled.
 *
 * \return 1, if webserver is enabled or 0, if webserver is disabled.
 */
int UpnpIsWebserverEnabled(void)
{
	if (UpnpSdkInit != 1) {
		return 0;
	}

	return bWebServerState == (WebServerState)WEB_SERVER_ENABLED;
}

void UpnpSetHostValidateCallback(
	WebCallback_HostValidate callback, void *cookie)
{
	gWebCallback_HostValidate = callback;
	gWebCallback_HostValidateCookie = cookie;
}

void UpnpSetAllowLiteralHostRedirection(int enable)
{
	gAllowLiteralHostRedirection = enable;
}

int UpnpVirtualDir_set_GetInfoCallback(VDCallback_GetInfo callback)
{
	int ret = UPNP_E_SUCCESS;
	if (!callback) {
		ret = UPNP_E_INVALID_PARAM;
	} else {
		virtualDirCallback.get_info = callback;
	}

	return ret;
}

int UpnpVirtualDir_set_OpenCallback(VDCallback_Open callback)
{
	int ret = UPNP_E_SUCCESS;
	if (!callback) {
		ret = UPNP_E_INVALID_PARAM;
	} else {
		virtualDirCallback.open = callback;
	}

	return ret;
}

int UpnpVirtualDir_set_ReadCallback(VDCallback_Read callback)
{
	int ret = UPNP_E_SUCCESS;
	if (!callback) {
		ret = UPNP_E_INVALID_PARAM;
	} else {
		virtualDirCallback.read = callback;
	}

	return ret;
}

int UpnpVirtualDir_set_WriteCallback(VDCallback_Write callback)
{
	int ret = UPNP_E_SUCCESS;
	if (!callback) {
		ret = UPNP_E_INVALID_PARAM;
	} else {
		virtualDirCallback.write = callback;
	}

	return ret;
}

int UpnpVirtualDir_set_SeekCallback(VDCallback_Seek callback)
{
	int ret = UPNP_E_SUCCESS;
	if (!callback) {
		ret = UPNP_E_INVALID_PARAM;
	} else {
		virtualDirCallback.seek = callback;
	}

	return ret;
}

int UpnpVirtualDir_set_CloseCallback(VDCallback_Close callback)
{
	int ret = UPNP_E_SUCCESS;
	if (!callback) {
		ret = UPNP_E_INVALID_PARAM;
	} else {
		virtualDirCallback.close = callback;
	}

	return ret;
}

int UpnpSetContentLength(UpnpClient_Handle Hnd, size_t contentLength)
{
	int errCode = UPNP_E_SUCCESS;
	struct Handle_Info *HInfo = NULL;

	do {
		if (UpnpSdkInit != 1) {
			errCode = UPNP_E_FINISH;
			break;
		}

		HandleLock(__FILE__, __LINE__);

		switch (GetHandleInfo(Hnd, &HInfo)) {
		case HND_DEVICE:
			break;
		default:
			HandleUnlock(__FILE__, __LINE__);
			return UPNP_E_INVALID_HANDLE;
		}
		if (contentLength > MAX_SOAP_CONTENT_LENGTH) {
			errCode = UPNP_E_OUTOF_BOUNDS;
			break;
		}
		g_maxContentLength = contentLength;
	} while (0);

	HandleUnlock(__FILE__, __LINE__);
	return errCode;
}

int UpnpSetMaxContentLength(size_t contentLength)
{
	int errCode = UPNP_E_SUCCESS;

	do {
		if (UpnpSdkInit != 1) {
			errCode = UPNP_E_FINISH;
			break;
		}
		g_maxContentLength = contentLength;
	} while (0);

	return errCode;
}

int UpnpSetEventQueueLimits(int maxLen, int maxAge)
{
	g_UpnpSdkEQMaxLen = maxLen;
	g_UpnpSdkEQMaxAge = maxAge;
	return UPNP_E_SUCCESS;
}

/* @} UPnPAPI */
