Add UPnP support (port forwarding, querying external IP)

1 files changed, 1241 insertions, 0 deletions

diff --git a/thirdparty/miniupnpc/upnpcommands.c b/thirdparty/miniupnpc/upnpcommands.c
new file mode 100644
index 0000000000..b6a693a93a
--- /dev/null
+++ b/thirdparty/miniupnpc/upnpcommands.c
@@ -0,0 +1,1241 @@
+/* $Id: upnpcommands.c,v 1.49 2018/03/13 23:34:47 nanard Exp $ */
+/* vim: tabstop=4 shiftwidth=4 noexpandtab
+ * Project : miniupnp
+ * Author : Thomas Bernard
+ * Copyright (c) 2005-2018 Thomas Bernard
+ * This software is subject to the conditions detailed in the
+ * LICENCE file provided in this distribution.
+ * */
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include "upnpcommands.h"
+#include "miniupnpc.h"
+#include "portlistingparse.h"
+#include "upnpreplyparse.h"
+
+static UNSIGNED_INTEGER
+my_atoui(const char * s)
+{
+	return s ? ((UNSIGNED_INTEGER)STRTOUI(s, NULL, 0)) : 0;
+}
+
+/*
+ * */
+MINIUPNP_LIBSPEC UNSIGNED_INTEGER
+UPNP_GetTotalBytesSent(const char * controlURL,
+					const char * servicetype)
+{
+	struct NameValueParserData pdata;
+	char * buffer;
+	int bufsize;
+	unsigned int r = 0;
+	char * p;
+	if(!(buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                                "GetTotalBytesSent", 0, &bufsize))) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	/*DisplayNameValueList(buffer, bufsize);*/
+	free(buffer); buffer = NULL;
+	p = GetValueFromNameValueList(&pdata, "NewTotalBytesSent");
+	r = my_atoui(p);
+	ClearNameValueList(&pdata);
+	return r;
+}
+
+/*
+ * */
+MINIUPNP_LIBSPEC UNSIGNED_INTEGER
+UPNP_GetTotalBytesReceived(const char * controlURL,
+						const char * servicetype)
+{
+	struct NameValueParserData pdata;
+	char * buffer;
+	int bufsize;
+	unsigned int r = 0;
+	char * p;
+	if(!(buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                                "GetTotalBytesReceived", 0, &bufsize))) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	/*DisplayNameValueList(buffer, bufsize);*/
+	free(buffer); buffer = NULL;
+	p = GetValueFromNameValueList(&pdata, "NewTotalBytesReceived");
+	r = my_atoui(p);
+	ClearNameValueList(&pdata);
+	return r;
+}
+
+/*
+ * */
+MINIUPNP_LIBSPEC UNSIGNED_INTEGER
+UPNP_GetTotalPacketsSent(const char * controlURL,
+						const char * servicetype)
+{
+	struct NameValueParserData pdata;
+	char * buffer;
+	int bufsize;
+	unsigned int r = 0;
+	char * p;
+	if(!(buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                                "GetTotalPacketsSent", 0, &bufsize))) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	/*DisplayNameValueList(buffer, bufsize);*/
+	free(buffer); buffer = NULL;
+	p = GetValueFromNameValueList(&pdata, "NewTotalPacketsSent");
+	r = my_atoui(p);
+	ClearNameValueList(&pdata);
+	return r;
+}
+
+/*
+ * */
+MINIUPNP_LIBSPEC UNSIGNED_INTEGER
+UPNP_GetTotalPacketsReceived(const char * controlURL,
+						const char * servicetype)
+{
+	struct NameValueParserData pdata;
+	char * buffer;
+	int bufsize;
+	unsigned int r = 0;
+	char * p;
+	if(!(buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                                "GetTotalPacketsReceived", 0, &bufsize))) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	/*DisplayNameValueList(buffer, bufsize);*/
+	free(buffer); buffer = NULL;
+	p = GetValueFromNameValueList(&pdata, "NewTotalPacketsReceived");
+	r = my_atoui(p);
+	ClearNameValueList(&pdata);
+	return r;
+}
+
+/* UPNP_GetStatusInfo() call the corresponding UPNP method
+ * returns the current status and uptime */
+MINIUPNP_LIBSPEC int
+UPNP_GetStatusInfo(const char * controlURL,
+				const char * servicetype,
+				char * status,
+				unsigned int * uptime,
+				char * lastconnerror)
+{
+	struct NameValueParserData pdata;
+	char * buffer;
+	int bufsize;
+	char * p;
+	char * up;
+	char * err;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+
+	if(!status && !uptime)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	if(!(buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                                "GetStatusInfo", 0, &bufsize))) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	/*DisplayNameValueList(buffer, bufsize);*/
+	free(buffer); buffer = NULL;
+	up = GetValueFromNameValueList(&pdata, "NewUptime");
+	p = GetValueFromNameValueList(&pdata, "NewConnectionStatus");
+	err = GetValueFromNameValueList(&pdata, "NewLastConnectionError");
+	if(p && up)
+	  ret = UPNPCOMMAND_SUCCESS;
+
+	if(status) {
+		if(p){
+			strncpy(status, p, 64 );
+			status[63] = '\0';
+		}else
+			status[0]= '\0';
+	}
+
+	if(uptime) {
+		if(up)
+			sscanf(up,"%u",uptime);
+		else
+			*uptime = 0;
+	}
+
+	if(lastconnerror) {
+		if(err) {
+			strncpy(lastconnerror, err, 64 );
+			lastconnerror[63] = '\0';
+		} else
+			lastconnerror[0] = '\0';
+	}
+
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+/* UPNP_GetConnectionTypeInfo() call the corresponding UPNP method
+ * returns the connection type */
+MINIUPNP_LIBSPEC int
+UPNP_GetConnectionTypeInfo(const char * controlURL,
+                           const char * servicetype,
+                           char * connectionType)
+{
+	struct NameValueParserData pdata;
+	char * buffer;
+	int bufsize;
+	char * p;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+
+	if(!connectionType)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	if(!(buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                                "GetConnectionTypeInfo", 0, &bufsize))) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	p = GetValueFromNameValueList(&pdata, "NewConnectionType");
+	/*p = GetValueFromNameValueList(&pdata, "NewPossibleConnectionTypes");*/
+	/* PossibleConnectionTypes will have several values.... */
+	if(p) {
+		strncpy(connectionType, p, 64 );
+		connectionType[63] = '\0';
+		ret = UPNPCOMMAND_SUCCESS;
+	} else
+		connectionType[0] = '\0';
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+/* UPNP_GetLinkLayerMaxBitRate() call the corresponding UPNP method.
+ * Returns 2 values: Downloadlink bandwidth and Uplink bandwidth.
+ * One of the values can be null
+ * Note : GetLinkLayerMaxBitRates belongs to WANPPPConnection:1 only
+ * We can use the GetCommonLinkProperties from WANCommonInterfaceConfig:1 */
+MINIUPNP_LIBSPEC int
+UPNP_GetLinkLayerMaxBitRates(const char * controlURL,
+                             const char * servicetype,
+                             unsigned int * bitrateDown,
+                             unsigned int * bitrateUp)
+{
+	struct NameValueParserData pdata;
+	char * buffer;
+	int bufsize;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+	char * down;
+	char * up;
+	char * p;
+
+	if(!bitrateDown && !bitrateUp)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	/* shouldn't we use GetCommonLinkProperties ? */
+	if(!(buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                                "GetCommonLinkProperties", 0, &bufsize))) {
+	                              /*"GetLinkLayerMaxBitRates", 0, &bufsize);*/
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	/*DisplayNameValueList(buffer, bufsize);*/
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	/*down = GetValueFromNameValueList(&pdata, "NewDownstreamMaxBitRate");*/
+	/*up = GetValueFromNameValueList(&pdata, "NewUpstreamMaxBitRate");*/
+	down = GetValueFromNameValueList(&pdata, "NewLayer1DownstreamMaxBitRate");
+	up = GetValueFromNameValueList(&pdata, "NewLayer1UpstreamMaxBitRate");
+	/*GetValueFromNameValueList(&pdata, "NewWANAccessType");*/
+	/*GetValueFromNameValueList(&pdata, "NewPhysicalLinkStatus");*/
+	if(down && up)
+		ret = UPNPCOMMAND_SUCCESS;
+
+	if(bitrateDown) {
+		if(down)
+			sscanf(down,"%u",bitrateDown);
+		else
+			*bitrateDown = 0;
+	}
+
+	if(bitrateUp) {
+		if(up)
+			sscanf(up,"%u",bitrateUp);
+		else
+			*bitrateUp = 0;
+	}
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+
+/* UPNP_GetExternalIPAddress() call the corresponding UPNP method.
+ * if the third arg is not null the value is copied to it.
+ * at least 16 bytes must be available
+ *
+ * Return values :
+ * 0 : SUCCESS
+ * NON ZERO : ERROR Either an UPnP error code or an unknown error.
+ *
+ * 402 Invalid Args - See UPnP Device Architecture section on Control.
+ * 501 Action Failed - See UPnP Device Architecture section on Control.
+ */
+MINIUPNP_LIBSPEC int
+UPNP_GetExternalIPAddress(const char * controlURL,
+                          const char * servicetype,
+                          char * extIpAdd)
+{
+	struct NameValueParserData pdata;
+	char * buffer;
+	int bufsize;
+	char * p;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+
+	if(!extIpAdd || !controlURL || !servicetype)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	if(!(buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                                "GetExternalIPAddress", 0, &bufsize))) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	/*DisplayNameValueList(buffer, bufsize);*/
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	/*printf("external ip = %s\n", GetValueFromNameValueList(&pdata, "NewExternalIPAddress") );*/
+	p = GetValueFromNameValueList(&pdata, "NewExternalIPAddress");
+	if(p) {
+		strncpy(extIpAdd, p, 16 );
+		extIpAdd[15] = '\0';
+		ret = UPNPCOMMAND_SUCCESS;
+	} else
+		extIpAdd[0] = '\0';
+
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_AddPortMapping(const char * controlURL, const char * servicetype,
+		    const char * extPort,
+		    const char * inPort,
+		    const char * inClient,
+		    const char * desc,
+		    const char * proto,
+		    const char * remoteHost,
+		    const char * leaseDuration)
+{
+	struct UPNParg * AddPortMappingArgs;
+	char * buffer;
+	int bufsize;
+	struct NameValueParserData pdata;
+	const char * resVal;
+	int ret;
+
+	if(!inPort || !inClient || !proto || !extPort)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	AddPortMappingArgs = calloc(9, sizeof(struct UPNParg));
+	if(AddPortMappingArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	AddPortMappingArgs[0].elt = "NewRemoteHost";
+	AddPortMappingArgs[0].val = remoteHost;
+	AddPortMappingArgs[1].elt = "NewExternalPort";
+	AddPortMappingArgs[1].val = extPort;
+	AddPortMappingArgs[2].elt = "NewProtocol";
+	AddPortMappingArgs[2].val = proto;
+	AddPortMappingArgs[3].elt = "NewInternalPort";
+	AddPortMappingArgs[3].val = inPort;
+	AddPortMappingArgs[4].elt = "NewInternalClient";
+	AddPortMappingArgs[4].val = inClient;
+	AddPortMappingArgs[5].elt = "NewEnabled";
+	AddPortMappingArgs[5].val = "1";
+	AddPortMappingArgs[6].elt = "NewPortMappingDescription";
+	AddPortMappingArgs[6].val = desc?desc:"libminiupnpc";
+	AddPortMappingArgs[7].elt = "NewLeaseDuration";
+	AddPortMappingArgs[7].val = leaseDuration?leaseDuration:"0";
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "AddPortMapping", AddPortMappingArgs,
+	                           &bufsize);
+	free(AddPortMappingArgs);
+	if(!buffer) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	/*DisplayNameValueList(buffer, bufsize);*/
+	/*buffer[bufsize] = '\0';*/
+	/*puts(buffer);*/
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	resVal = GetValueFromNameValueList(&pdata, "errorCode");
+	if(resVal) {
+		/*printf("AddPortMapping errorCode = '%s'\n", resVal); */
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(resVal, "%d", &ret);
+	} else {
+		ret = UPNPCOMMAND_SUCCESS;
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_AddAnyPortMapping(const char * controlURL, const char * servicetype,
+		       const char * extPort,
+		       const char * inPort,
+		       const char * inClient,
+		       const char * desc,
+		       const char * proto,
+		       const char * remoteHost,
+		       const char * leaseDuration,
+		       char * reservedPort)
+{
+	struct UPNParg * AddPortMappingArgs;
+	char * buffer;
+	int bufsize;
+	struct NameValueParserData pdata;
+	const char * resVal;
+	int ret;
+
+	if(!inPort || !inClient || !proto || !extPort)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	AddPortMappingArgs = calloc(9, sizeof(struct UPNParg));
+	if(AddPortMappingArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	AddPortMappingArgs[0].elt = "NewRemoteHost";
+	AddPortMappingArgs[0].val = remoteHost;
+	AddPortMappingArgs[1].elt = "NewExternalPort";
+	AddPortMappingArgs[1].val = extPort;
+	AddPortMappingArgs[2].elt = "NewProtocol";
+	AddPortMappingArgs[2].val = proto;
+	AddPortMappingArgs[3].elt = "NewInternalPort";
+	AddPortMappingArgs[3].val = inPort;
+	AddPortMappingArgs[4].elt = "NewInternalClient";
+	AddPortMappingArgs[4].val = inClient;
+	AddPortMappingArgs[5].elt = "NewEnabled";
+	AddPortMappingArgs[5].val = "1";
+	AddPortMappingArgs[6].elt = "NewPortMappingDescription";
+	AddPortMappingArgs[6].val = desc?desc:"libminiupnpc";
+	AddPortMappingArgs[7].elt = "NewLeaseDuration";
+	AddPortMappingArgs[7].val = leaseDuration?leaseDuration:"0";
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "AddAnyPortMapping", AddPortMappingArgs,
+	                           &bufsize);
+	free(AddPortMappingArgs);
+	if(!buffer) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	resVal = GetValueFromNameValueList(&pdata, "errorCode");
+	if(resVal) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(resVal, "%d", &ret);
+	} else {
+		char *p;
+
+		p = GetValueFromNameValueList(&pdata, "NewReservedPort");
+		if(p) {
+			strncpy(reservedPort, p, 6);
+			reservedPort[5] = '\0';
+			ret = UPNPCOMMAND_SUCCESS;
+		} else {
+			ret = UPNPCOMMAND_INVALID_RESPONSE;
+		}
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_DeletePortMapping(const char * controlURL, const char * servicetype,
+                       const char * extPort, const char * proto,
+                       const char * remoteHost)
+{
+	/*struct NameValueParserData pdata;*/
+	struct UPNParg * DeletePortMappingArgs;
+	char * buffer;
+	int bufsize;
+	struct NameValueParserData pdata;
+	const char * resVal;
+	int ret;
+
+	if(!extPort || !proto)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	DeletePortMappingArgs = calloc(4, sizeof(struct UPNParg));
+	if(DeletePortMappingArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	DeletePortMappingArgs[0].elt = "NewRemoteHost";
+	DeletePortMappingArgs[0].val = remoteHost;
+	DeletePortMappingArgs[1].elt = "NewExternalPort";
+	DeletePortMappingArgs[1].val = extPort;
+	DeletePortMappingArgs[2].elt = "NewProtocol";
+	DeletePortMappingArgs[2].val = proto;
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                          "DeletePortMapping",
+	                          DeletePortMappingArgs, &bufsize);
+	free(DeletePortMappingArgs);
+	if(!buffer) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	/*DisplayNameValueList(buffer, bufsize);*/
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	resVal = GetValueFromNameValueList(&pdata, "errorCode");
+	if(resVal) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(resVal, "%d", &ret);
+	} else {
+		ret = UPNPCOMMAND_SUCCESS;
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_DeletePortMappingRange(const char * controlURL, const char * servicetype,
+        		    const char * extPortStart, const char * extPortEnd,
+        		    const char * proto,
+			    const char * manage)
+{
+	struct UPNParg * DeletePortMappingArgs;
+	char * buffer;
+	int bufsize;
+	struct NameValueParserData pdata;
+	const char * resVal;
+	int ret;
+
+	if(!extPortStart || !extPortEnd || !proto || !manage)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	DeletePortMappingArgs = calloc(5, sizeof(struct UPNParg));
+	if(DeletePortMappingArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	DeletePortMappingArgs[0].elt = "NewStartPort";
+	DeletePortMappingArgs[0].val = extPortStart;
+	DeletePortMappingArgs[1].elt = "NewEndPort";
+	DeletePortMappingArgs[1].val = extPortEnd;
+	DeletePortMappingArgs[2].elt = "NewProtocol";
+	DeletePortMappingArgs[2].val = proto;
+	DeletePortMappingArgs[3].elt = "NewManage";
+	DeletePortMappingArgs[3].val = manage;
+
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "DeletePortMappingRange",
+	                           DeletePortMappingArgs, &bufsize);
+	free(DeletePortMappingArgs);
+	if(!buffer) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	resVal = GetValueFromNameValueList(&pdata, "errorCode");
+	if(resVal) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(resVal, "%d", &ret);
+	} else {
+		ret = UPNPCOMMAND_SUCCESS;
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_GetGenericPortMappingEntry(const char * controlURL,
+                                const char * servicetype,
+							 const char * index,
+							 char * extPort,
+							 char * intClient,
+							 char * intPort,
+							 char * protocol,
+							 char * desc,
+							 char * enabled,
+							 char * rHost,
+							 char * duration)
+{
+	struct NameValueParserData pdata;
+	struct UPNParg * GetPortMappingArgs;
+	char * buffer;
+	int bufsize;
+	char * p;
+	int r = UPNPCOMMAND_UNKNOWN_ERROR;
+	if(!index)
+		return UPNPCOMMAND_INVALID_ARGS;
+	intClient[0] = '\0';
+	intPort[0] = '\0';
+	GetPortMappingArgs = calloc(2, sizeof(struct UPNParg));
+	if(GetPortMappingArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	GetPortMappingArgs[0].elt = "NewPortMappingIndex";
+	GetPortMappingArgs[0].val = index;
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "GetGenericPortMappingEntry",
+	                           GetPortMappingArgs, &bufsize);
+	free(GetPortMappingArgs);
+	if(!buffer) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+
+	p = GetValueFromNameValueList(&pdata, "NewRemoteHost");
+	if(p && rHost)
+	{
+		strncpy(rHost, p, 64);
+		rHost[63] = '\0';
+	}
+	p = GetValueFromNameValueList(&pdata, "NewExternalPort");
+	if(p && extPort)
+	{
+		strncpy(extPort, p, 6);
+		extPort[5] = '\0';
+		r = UPNPCOMMAND_SUCCESS;
+	}
+	p = GetValueFromNameValueList(&pdata, "NewProtocol");
+	if(p && protocol)
+	{
+		strncpy(protocol, p, 4);
+		protocol[3] = '\0';
+	}
+	p = GetValueFromNameValueList(&pdata, "NewInternalClient");
+	if(p)
+	{
+		strncpy(intClient, p, 16);
+		intClient[15] = '\0';
+		r = 0;
+	}
+	p = GetValueFromNameValueList(&pdata, "NewInternalPort");
+	if(p)
+	{
+		strncpy(intPort, p, 6);
+		intPort[5] = '\0';
+	}
+	p = GetValueFromNameValueList(&pdata, "NewEnabled");
+	if(p && enabled)
+	{
+		strncpy(enabled, p, 4);
+		enabled[3] = '\0';
+	}
+	p = GetValueFromNameValueList(&pdata, "NewPortMappingDescription");
+	if(p && desc)
+	{
+		strncpy(desc, p, 80);
+		desc[79] = '\0';
+	}
+	p = GetValueFromNameValueList(&pdata, "NewLeaseDuration");
+	if(p && duration)
+	{
+		strncpy(duration, p, 16);
+		duration[15] = '\0';
+	}
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p) {
+		r = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &r);
+	}
+	ClearNameValueList(&pdata);
+	return r;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_GetPortMappingNumberOfEntries(const char * controlURL,
+                                   const char * servicetype,
+                                   unsigned int * numEntries)
+{
+ 	struct NameValueParserData pdata;
+ 	char * buffer;
+ 	int bufsize;
+ 	char* p;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+ 	if(!(buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                                "GetPortMappingNumberOfEntries", 0,
+	                                &bufsize))) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+#ifdef DEBUG
+	DisplayNameValueList(buffer, bufsize);
+#endif
+ 	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+
+ 	p = GetValueFromNameValueList(&pdata, "NewPortMappingNumberOfEntries");
+ 	if(numEntries && p) {
+		*numEntries = 0;
+ 		sscanf(p, "%u", numEntries);
+		ret = UPNPCOMMAND_SUCCESS;
+ 	}
+
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+
+ 	ClearNameValueList(&pdata);
+	return ret;
+}
+
+/* UPNP_GetSpecificPortMappingEntry retrieves an existing port mapping
+ * the result is returned in the intClient and intPort strings
+ * please provide 16 and 6 bytes of data */
+MINIUPNP_LIBSPEC int
+UPNP_GetSpecificPortMappingEntry(const char * controlURL,
+                                 const char * servicetype,
+                                 const char * extPort,
+                                 const char * proto,
+                                 const char * remoteHost,
+                                 char * intClient,
+                                 char * intPort,
+                                 char * desc,
+                                 char * enabled,
+                                 char * leaseDuration)
+{
+	struct NameValueParserData pdata;
+	struct UPNParg * GetPortMappingArgs;
+	char * buffer;
+	int bufsize;
+	char * p;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+
+	if(!intPort || !intClient || !extPort || !proto)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	GetPortMappingArgs = calloc(4, sizeof(struct UPNParg));
+	if(GetPortMappingArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	GetPortMappingArgs[0].elt = "NewRemoteHost";
+	GetPortMappingArgs[0].val = remoteHost;
+	GetPortMappingArgs[1].elt = "NewExternalPort";
+	GetPortMappingArgs[1].val = extPort;
+	GetPortMappingArgs[2].elt = "NewProtocol";
+	GetPortMappingArgs[2].val = proto;
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "GetSpecificPortMappingEntry",
+	                           GetPortMappingArgs, &bufsize);
+	free(GetPortMappingArgs);
+	if(!buffer) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	/*DisplayNameValueList(buffer, bufsize);*/
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+
+	p = GetValueFromNameValueList(&pdata, "NewInternalClient");
+	if(p) {
+		strncpy(intClient, p, 16);
+		intClient[15] = '\0';
+		ret = UPNPCOMMAND_SUCCESS;
+	} else
+		intClient[0] = '\0';
+
+	p = GetValueFromNameValueList(&pdata, "NewInternalPort");
+	if(p) {
+		strncpy(intPort, p, 6);
+		intPort[5] = '\0';
+	} else
+		intPort[0] = '\0';
+
+	p = GetValueFromNameValueList(&pdata, "NewEnabled");
+	if(p && enabled) {
+		strncpy(enabled, p, 4);
+		enabled[3] = '\0';
+	}
+
+	p = GetValueFromNameValueList(&pdata, "NewPortMappingDescription");
+	if(p && desc) {
+		strncpy(desc, p, 80);
+		desc[79] = '\0';
+	}
+
+	p = GetValueFromNameValueList(&pdata, "NewLeaseDuration");
+	if(p && leaseDuration)
+	{
+		strncpy(leaseDuration, p, 16);
+		leaseDuration[15] = '\0';
+	}
+
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+/* UPNP_GetListOfPortMappings()
+ *
+ * Possible UPNP Error codes :
+ * 606 Action not Authorized
+ * 730 PortMappingNotFound - no port mapping is found in the specified range.
+ * 733 InconsistantParameters - NewStartPort and NewEndPort values are not
+ *                              consistent.
+ */
+MINIUPNP_LIBSPEC int
+UPNP_GetListOfPortMappings(const char * controlURL,
+                           const char * servicetype,
+                           const char * startPort,
+                           const char * endPort,
+                           const char * protocol,
+                           const char * numberOfPorts,
+                           struct PortMappingParserData * data)
+{
+	struct NameValueParserData pdata;
+	struct UPNParg * GetListOfPortMappingsArgs;
+	const char * p;
+	char * buffer;
+	int bufsize;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+
+	if(!startPort || !endPort || !protocol)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	GetListOfPortMappingsArgs = calloc(6, sizeof(struct UPNParg));
+	if(GetListOfPortMappingsArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	GetListOfPortMappingsArgs[0].elt = "NewStartPort";
+	GetListOfPortMappingsArgs[0].val = startPort;
+	GetListOfPortMappingsArgs[1].elt = "NewEndPort";
+	GetListOfPortMappingsArgs[1].val = endPort;
+	GetListOfPortMappingsArgs[2].elt = "NewProtocol";
+	GetListOfPortMappingsArgs[2].val = protocol;
+	GetListOfPortMappingsArgs[3].elt = "NewManage";
+	GetListOfPortMappingsArgs[3].val = "1";
+	GetListOfPortMappingsArgs[4].elt = "NewNumberOfPorts";
+	GetListOfPortMappingsArgs[4].val = numberOfPorts?numberOfPorts:"1000";
+
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "GetListOfPortMappings",
+	                           GetListOfPortMappingsArgs, &bufsize);
+	free(GetListOfPortMappingsArgs);
+	if(!buffer) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+
+	/*DisplayNameValueList(buffer, bufsize);*/
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+
+	/*p = GetValueFromNameValueList(&pdata, "NewPortListing");*/
+	/*if(p) {
+		printf("NewPortListing : %s\n", p);
+	}*/
+	/*printf("NewPortListing(%d chars) : %s\n",
+	       pdata.portListingLength, pdata.portListing);*/
+	if(pdata.portListing)
+	{
+		/*struct PortMapping * pm;
+		int i = 0;*/
+		ParsePortListing(pdata.portListing, pdata.portListingLength,
+		                 data);
+		ret = UPNPCOMMAND_SUCCESS;
+		/*
+		for(pm = data->head.lh_first; pm != NULL; pm = pm->entries.le_next)
+		{
+			printf("%2d %s %5hu->%s:%-5hu '%s' '%s'\n",
+			       i, pm->protocol, pm->externalPort, pm->internalClient,
+			       pm->internalPort,
+			       pm->description, pm->remoteHost);
+			i++;
+		}
+		*/
+		/*FreePortListing(&data);*/
+	}
+
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p) {
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+	ClearNameValueList(&pdata);
+
+	/*printf("%.*s", bufsize, buffer);*/
+
+	return ret;
+}
+
+/* IGD:2, functions for service WANIPv6FirewallControl:1 */
+MINIUPNP_LIBSPEC int
+UPNP_GetFirewallStatus(const char * controlURL,
+				const char * servicetype,
+				int * firewallEnabled,
+				int * inboundPinholeAllowed)
+{
+	struct NameValueParserData pdata;
+	char * buffer;
+	int bufsize;
+	char * fe, *ipa, *p;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+
+	if(!firewallEnabled || !inboundPinholeAllowed)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "GetFirewallStatus", 0, &bufsize);
+	if(!buffer) {
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	fe = GetValueFromNameValueList(&pdata, "FirewallEnabled");
+	ipa = GetValueFromNameValueList(&pdata, "InboundPinholeAllowed");
+	if(ipa && fe)
+		ret = UPNPCOMMAND_SUCCESS;
+	if(fe)
+		*firewallEnabled = my_atoui(fe);
+	/*else
+		*firewallEnabled = 0;*/
+	if(ipa)
+		*inboundPinholeAllowed = my_atoui(ipa);
+	/*else
+		*inboundPinholeAllowed = 0;*/
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p)
+	{
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_GetOutboundPinholeTimeout(const char * controlURL, const char * servicetype,
+                    const char * remoteHost,
+                    const char * remotePort,
+                    const char * intClient,
+                    const char * intPort,
+                    const char * proto,
+                    int * opTimeout)
+{
+	struct UPNParg * GetOutboundPinholeTimeoutArgs;
+	char * buffer;
+	int bufsize;
+	struct NameValueParserData pdata;
+	const char * resVal;
+	char * p;
+	int ret;
+
+	if(!intPort || !intClient || !proto || !remotePort || !remoteHost)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	GetOutboundPinholeTimeoutArgs = calloc(6, sizeof(struct UPNParg));
+	if(GetOutboundPinholeTimeoutArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	GetOutboundPinholeTimeoutArgs[0].elt = "RemoteHost";
+	GetOutboundPinholeTimeoutArgs[0].val = remoteHost;
+	GetOutboundPinholeTimeoutArgs[1].elt = "RemotePort";
+	GetOutboundPinholeTimeoutArgs[1].val = remotePort;
+	GetOutboundPinholeTimeoutArgs[2].elt = "Protocol";
+	GetOutboundPinholeTimeoutArgs[2].val = proto;
+	GetOutboundPinholeTimeoutArgs[3].elt = "InternalPort";
+	GetOutboundPinholeTimeoutArgs[3].val = intPort;
+	GetOutboundPinholeTimeoutArgs[4].elt = "InternalClient";
+	GetOutboundPinholeTimeoutArgs[4].val = intClient;
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "GetOutboundPinholeTimeout", GetOutboundPinholeTimeoutArgs, &bufsize);
+	free(GetOutboundPinholeTimeoutArgs);
+	if(!buffer)
+		return UPNPCOMMAND_HTTP_ERROR;
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	resVal = GetValueFromNameValueList(&pdata, "errorCode");
+	if(resVal)
+	{
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(resVal, "%d", &ret);
+	}
+	else
+	{
+		ret = UPNPCOMMAND_SUCCESS;
+		p = GetValueFromNameValueList(&pdata, "OutboundPinholeTimeout");
+		if(p)
+			*opTimeout = my_atoui(p);
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_AddPinhole(const char * controlURL, const char * servicetype,
+                    const char * remoteHost,
+                    const char * remotePort,
+                    const char * intClient,
+                    const char * intPort,
+                    const char * proto,
+                    const char * leaseTime,
+                    char * uniqueID)
+{
+	struct UPNParg * AddPinholeArgs;
+	char * buffer;
+	int bufsize;
+	struct NameValueParserData pdata;
+	const char * resVal;
+	char * p;
+	int ret;
+
+	if(!intPort || !intClient || !proto || !remoteHost || !remotePort || !leaseTime)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	AddPinholeArgs = calloc(7, sizeof(struct UPNParg));
+	if(AddPinholeArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	/* RemoteHost can be wilcarded */
+	if(strncmp(remoteHost, "empty", 5)==0)
+	{
+		AddPinholeArgs[0].elt = "RemoteHost";
+		AddPinholeArgs[0].val = "";
+	}
+	else
+	{
+		AddPinholeArgs[0].elt = "RemoteHost";
+		AddPinholeArgs[0].val = remoteHost;
+	}
+	AddPinholeArgs[1].elt = "RemotePort";
+	AddPinholeArgs[1].val = remotePort;
+	AddPinholeArgs[2].elt = "Protocol";
+	AddPinholeArgs[2].val = proto;
+	AddPinholeArgs[3].elt = "InternalPort";
+	AddPinholeArgs[3].val = intPort;
+	if(strncmp(intClient, "empty", 5)==0)
+	{
+		AddPinholeArgs[4].elt = "InternalClient";
+		AddPinholeArgs[4].val = "";
+	}
+	else
+	{
+		AddPinholeArgs[4].elt = "InternalClient";
+		AddPinholeArgs[4].val = intClient;
+	}
+	AddPinholeArgs[5].elt = "LeaseTime";
+	AddPinholeArgs[5].val = leaseTime;
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "AddPinhole", AddPinholeArgs, &bufsize);
+	free(AddPinholeArgs);
+	if(!buffer)
+		return UPNPCOMMAND_HTTP_ERROR;
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	p = GetValueFromNameValueList(&pdata, "UniqueID");
+	if(p)
+	{
+		strncpy(uniqueID, p, 8);
+		uniqueID[7] = '\0';
+	}
+	resVal = GetValueFromNameValueList(&pdata, "errorCode");
+	if(resVal)
+	{
+		/*printf("AddPortMapping errorCode = '%s'\n", resVal);*/
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(resVal, "%d", &ret);
+	}
+	else
+	{
+		ret = UPNPCOMMAND_SUCCESS;
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_UpdatePinhole(const char * controlURL, const char * servicetype,
+                    const char * uniqueID,
+                    const char * leaseTime)
+{
+	struct UPNParg * UpdatePinholeArgs;
+	char * buffer;
+	int bufsize;
+	struct NameValueParserData pdata;
+	const char * resVal;
+	int ret;
+
+	if(!uniqueID || !leaseTime)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	UpdatePinholeArgs = calloc(3, sizeof(struct UPNParg));
+	if(UpdatePinholeArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	UpdatePinholeArgs[0].elt = "UniqueID";
+	UpdatePinholeArgs[0].val = uniqueID;
+	UpdatePinholeArgs[1].elt = "NewLeaseTime";
+	UpdatePinholeArgs[1].val = leaseTime;
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "UpdatePinhole", UpdatePinholeArgs, &bufsize);
+	free(UpdatePinholeArgs);
+	if(!buffer)
+		return UPNPCOMMAND_HTTP_ERROR;
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	resVal = GetValueFromNameValueList(&pdata, "errorCode");
+	if(resVal)
+	{
+		/*printf("AddPortMapping errorCode = '%s'\n", resVal); */
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(resVal, "%d", &ret);
+	}
+	else
+	{
+		ret = UPNPCOMMAND_SUCCESS;
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_DeletePinhole(const char * controlURL, const char * servicetype, const char * uniqueID)
+{
+	/*struct NameValueParserData pdata;*/
+	struct UPNParg * DeletePinholeArgs;
+	char * buffer;
+	int bufsize;
+	struct NameValueParserData pdata;
+	const char * resVal;
+	int ret;
+
+	if(!uniqueID)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	DeletePinholeArgs = calloc(2, sizeof(struct UPNParg));
+	if(DeletePinholeArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	DeletePinholeArgs[0].elt = "UniqueID";
+	DeletePinholeArgs[0].val = uniqueID;
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "DeletePinhole", DeletePinholeArgs, &bufsize);
+	free(DeletePinholeArgs);
+	if(!buffer)
+		return UPNPCOMMAND_HTTP_ERROR;
+	/*DisplayNameValueList(buffer, bufsize);*/
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+	resVal = GetValueFromNameValueList(&pdata, "errorCode");
+	if(resVal)
+	{
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(resVal, "%d", &ret);
+	}
+	else
+	{
+		ret = UPNPCOMMAND_SUCCESS;
+	}
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_CheckPinholeWorking(const char * controlURL, const char * servicetype,
+                                 const char * uniqueID, int * isWorking)
+{
+	struct NameValueParserData pdata;
+	struct UPNParg * CheckPinholeWorkingArgs;
+	char * buffer;
+	int bufsize;
+	char * p;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+
+	if(!uniqueID)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	CheckPinholeWorkingArgs = calloc(4, sizeof(struct UPNParg));
+	if(CheckPinholeWorkingArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	CheckPinholeWorkingArgs[0].elt = "UniqueID";
+	CheckPinholeWorkingArgs[0].val = uniqueID;
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "CheckPinholeWorking", CheckPinholeWorkingArgs, &bufsize);
+	free(CheckPinholeWorkingArgs);
+	if(!buffer)
+	{
+		return UPNPCOMMAND_HTTP_ERROR;
+	}
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+
+	p = GetValueFromNameValueList(&pdata, "IsWorking");
+	if(p)
+	{
+		*isWorking=my_atoui(p);
+		ret = UPNPCOMMAND_SUCCESS;
+	}
+	else
+		*isWorking = 0;
+
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p)
+	{
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+MINIUPNP_LIBSPEC int
+UPNP_GetPinholePackets(const char * controlURL, const char * servicetype,
+                                 const char * uniqueID, int * packets)
+{
+	struct NameValueParserData pdata;
+	struct UPNParg * GetPinholePacketsArgs;
+	char * buffer;
+	int bufsize;
+	char * p;
+	int ret = UPNPCOMMAND_UNKNOWN_ERROR;
+
+	if(!uniqueID)
+		return UPNPCOMMAND_INVALID_ARGS;
+
+	GetPinholePacketsArgs = calloc(4, sizeof(struct UPNParg));
+	if(GetPinholePacketsArgs == NULL)
+		return UPNPCOMMAND_MEM_ALLOC_ERROR;
+	GetPinholePacketsArgs[0].elt = "UniqueID";
+	GetPinholePacketsArgs[0].val = uniqueID;
+	buffer = simpleUPnPcommand(-1, controlURL, servicetype,
+	                           "GetPinholePackets", GetPinholePacketsArgs, &bufsize);
+	free(GetPinholePacketsArgs);
+	if(!buffer)
+		return UPNPCOMMAND_HTTP_ERROR;
+	ParseNameValue(buffer, bufsize, &pdata);
+	free(buffer); buffer = NULL;
+
+	p = GetValueFromNameValueList(&pdata, "PinholePackets");
+	if(p)
+	{
+		*packets=my_atoui(p);
+		ret = UPNPCOMMAND_SUCCESS;
+	}
+
+	p = GetValueFromNameValueList(&pdata, "errorCode");
+	if(p)
+	{
+		ret = UPNPCOMMAND_UNKNOWN_ERROR;
+		sscanf(p, "%d", &ret);
+	}
+
+	ClearNameValueList(&pdata);
+	return ret;
+}
+
+