56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/* $Id: upnppermissions.h,v 1.7 2007/02/28 18:13:18 nanard Exp $ */
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/* MiniUPnP project
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* http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
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* (c) 2006 Thomas Bernard
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* This software is subject to the conditions detailed
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* in the LICENCE file provided within the distribution */
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#ifndef __UPNPPERMISSIONS_H__
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#define __UPNPPERMISSIONS_H__
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include "config.h"
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/* UPnP permission rule samples:
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* allow 1024-65535 192.168.3.0/24 1024-65535
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* deny 0-65535 192.168.1.125/32 0-65535 */
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struct upnpperm {
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enum {UPNPPERM_ALLOW=1, UPNPPERM_DENY=2 } type;
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/* is it an allow or deny permission rule ? */
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u_short eport_min, eport_max; /* external port range */
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struct in_addr address, mask; /* ip/mask */
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u_short iport_min, iport_max; /* internal port range */
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};
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/* read_permission_line()
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* returns: 0 line read okay
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* -1 error reading line
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*
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* line sample :
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* allow 1024-65535 192.168.3.0/24 1024-65535
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* allow 22 192.168.4.33/32 22
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* deny 0-65535 0.0.0.0/0 0-65535 */
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int
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read_permission_line(struct upnpperm * perm,
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char * p);
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/* check_upnp_rule_against_permissions()
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* returns: 0 if the upnp rule should be rejected,
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* 1 if it could be accepted */
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int
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check_upnp_rule_against_permissions(const struct upnpperm * permary,
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int n_perms,
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u_short eport, struct in_addr address,
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u_short iport);
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#ifdef USE_MINIUPNPDCTL
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void
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write_permlist(int fd, const struct upnpperm * permary,
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int nperms);
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#endif
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#endif
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