[英]How to make upnp action?
我想使用intel-upnp实现端口转发。 我得到的XML数据如下:
Device found at location: http://192.168.10.1:49152/gatedesc.xml
service urn:schemas-upnp-org:service:WANIPConnection:1
controlurl /upnp/control/WANIPConn1
eventsuburl : /upnp/control/WANIPConn1
scpdurl : /gateconnSCPD.xml
现在,我想采取行动。 但是,我不知道该怎么做。 如果您知道C中的某些代码段或有用的URL,请告诉我。
char actionxml[250];
IXML_Document *action = NULL;
strcpy(actionxml, "<u:GetConnectionTypeInfo xmlns:u=\"urn:schemas-upnp- org:service:WANCommonInterfaceConfig:1\">");
action = ixmlParseBuffer(actionxml);
int ret = UpnpSendActionAsync( g_handle,
"http:192.168.10.1:49152/upnp/control/WANCommonIFC1",
"urn:schemas-upnp-org:service:WANCommonInterfaceConfig:1",
NULL,
action,
upnp_callback,
NULL);
我知道这是一个古老的问题,但可以保留以供参考。 您可以在此处查看libupnp库中的示例代码: https : //github.com/mrjimenez/pupnp/blob/master/upnp/sample/common/tv_ctrlpt.c
相关代码在函数TvCtrlPointSendAction()中:
int TvCtrlPointSendAction(
int service,
int devnum,
const char *actionname,
const char **param_name,
char **param_val,
int param_count)
{
struct TvDeviceNode *devnode;
IXML_Document *actionNode = NULL;
int rc = TV_SUCCESS;
int param;
ithread_mutex_lock(&DeviceListMutex);
rc = TvCtrlPointGetDevice(devnum, &devnode);
if (TV_SUCCESS == rc) {
if (0 == param_count) {
actionNode =
UpnpMakeAction(actionname, TvServiceType[service],
0, NULL);
} else {
for (param = 0; param < param_count; param++) {
if (UpnpAddToAction
(&actionNode, actionname,
TvServiceType[service], param_name[param],
param_val[param]) != UPNP_E_SUCCESS) {
SampleUtil_Print
("ERROR: TvCtrlPointSendAction: Trying to add action param\n");
/*return -1; // TBD - BAD! leaves mutex locked */
}
}
}
rc = UpnpSendActionAsync(ctrlpt_handle,
devnode->device.
TvService[service].ControlURL,
TvServiceType[service], NULL,
actionNode,
TvCtrlPointCallbackEventHandler, NULL);
if (rc != UPNP_E_SUCCESS) {
SampleUtil_Print("Error in UpnpSendActionAsync -- %d\n",
rc);
rc = TV_ERROR;
}
}
ithread_mutex_unlock(&DeviceListMutex);
if (actionNode)
ixmlDocument_free(actionNode);
return rc;
}
解释是,如果没有参数,则应使用UpnpMakeAction()创建操作;如果有参数来创建操作,则应使用UpnpAddToAction()进行创建,然后同步或异步发送。
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