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miniupnpd/pcpserver.c: add PCP support for CHECK_PORTINUSE

This commit is contained in:
Daniel Becker 2014-04-12 23:14:11 -07:00
parent 1576c07058
commit b4e00165a0
1 changed files with 14 additions and 0 deletions
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14
miniupnpd/pcpserver.c
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@ -62,6 +62,7 @@ POSSIBILITY OF SUCH DAMAGE.
#include "getifaddr.h"
#include "asyncsendto.h"
#include "upnputils.h"
#include "portinuse.h"
#include "pcp_msg_struct.h"
#ifdef PCP_PEER
@ -892,6 +893,19 @@ static void CreatePCPMap(pcp_info_t *pcp_msg_info)
continue;
}
any_eport_allowed = 1;
#ifdef CHECK_PORTINUSE
if (port_in_use(ext_if_name, pcp_msg_info->ext_port, pcp_msg_info->protocol,
pcp_msg_info->senderaddrstr, pcp_msg_info->int_port) > 0) {
syslog(LOG_INFO, "port %hu protocol %s already in use",
pcp_msg_info->ext_port,
(pcp_msg_info->protocol==IPPROTO_TCP)?"tcp":"udp");
pcp_msg_info->ext_port++;
if (pcp_msg_info->ext_port == 0) { /* skip port zero */
pcp_msg_info->ext_port++;
}
continue;
}
#endif
r = get_redirect_rule(ext_if_name,
pcp_msg_info->ext_port,
pcp_msg_info->protocol,