transmission/third-party/miniupnp/miniupnpc.h

115 lines
3.6 KiB
C

/* $Id: miniupnpc.h,v 1.19 2009/10/10 19:15:35 nanard Exp $ */
/* Project: miniupnp
* http://miniupnp.free.fr/
* Author: Thomas Bernard
* Copyright (c) 2005-2006 Thomas Bernard
* This software is subjects to the conditions detailed
* in the LICENCE file provided within this distribution */
#ifndef __MINIUPNPC_H__
#define __MINIUPNPC_H__
#include "declspec.h"
#include "igd_desc_parse.h"
#ifdef __cplusplus
extern "C" {
#endif
/* Structures definitions : */
struct UPNParg { const char * elt; const char * val; };
int simpleUPnPcommand(int, const char *, const char *,
const char *, struct UPNParg *,
char *, int *);
struct UPNPDev {
struct UPNPDev * pNext;
char * descURL;
char * st;
char buffer[2];
};
/* upnpDiscover()
* discover UPnP devices on the network.
* The discovered devices are returned as a chained list.
* It is up to the caller to free the list with freeUPNPDevlist().
* delay (in millisecond) is the maximum time for waiting any device
* response.
* If available, device list will be obtained from MiniSSDPd.
* Default path for minissdpd socket will be used if minissdpdsock argument
* is NULL.
* If multicastif is not NULL, it will be used instead of the default
* multicast interface for sending SSDP discover packets.
* If sameport is not null, SSDP packets will be sent from the source port
* 1900 (same as destination port) otherwise system assign a source port. */
LIBSPEC struct UPNPDev * upnpDiscover(int delay, const char * multicastif,
const char * minissdpdsock, int sameport);
/* freeUPNPDevlist()
* free list returned by upnpDiscover() */
LIBSPEC void freeUPNPDevlist(struct UPNPDev * devlist);
/* parserootdesc() :
* parse root XML description of a UPnP device and fill the IGDdatas
* structure. */
LIBSPEC void parserootdesc(const char *, int, struct IGDdatas *);
/* structure used to get fast access to urls
* controlURL: controlURL of the WANIPConnection
* ipcondescURL: url of the description of the WANIPConnection
* controlURL_CIF: controlURL of the WANCommonInterfaceConfig
*/
struct UPNPUrls {
char * controlURL;
char * ipcondescURL;
char * controlURL_CIF;
};
/* UPNP_GetValidIGD() :
* return values :
* 0 = NO IGD found
* 1 = A valid connected IGD has been found
* 2 = A valid IGD has been found but it reported as
* not connected
* 3 = an UPnP device has been found but was not recognized as an IGD
*
* In any non zero return case, the urls and data structures
* passed as parameters are set. Donc forget to call FreeUPNPUrls(urls) to
* free allocated memory.
*/
LIBSPEC int
UPNP_GetValidIGD(struct UPNPDev * devlist,
struct UPNPUrls * urls,
struct IGDdatas * data,
char * lanaddr, int lanaddrlen);
/* UPNP_GetIGDFromUrl()
* Used when skipping the discovery process.
* return value :
* 0 - Not ok
* 1 - OK */
LIBSPEC int
UPNP_GetIGDFromUrl(const char * rootdescurl,
struct UPNPUrls * urls,
struct IGDdatas * data,
char * lanaddr, int lanaddrlen);
LIBSPEC void GetUPNPUrls(struct UPNPUrls *, struct IGDdatas *, const char *);
LIBSPEC void FreeUPNPUrls(struct UPNPUrls *);
/* Reads data from the specified socket.
* Returns the number of bytes read if successful, zero if no bytes were
* read or if we timed out. Returns negative if there was an error. */
int ReceiveData(int socket, char * data, int length, int timeout);
/* return 0 or 1 */
LIBSPEC int UPNPIGD_IsConnected(struct UPNPUrls *, struct IGDdatas *);
#ifdef __cplusplus
}
#endif
#endif