Bug fix for IPv4-mapped IPv6 addresses.

Setting IPv6 sockets with IPV6_V6ONLY flag to avoid getting IP packets
with IPv4-mapped IPv6 addresses on IPv6 sockets.
This commit is contained in:
Fabrice Fontaine 2012-01-03 20:40:05 +01:00 committed by Marcelo Roberto Jimenez
parent a9c24fc7f3
commit 33fcfeb79f
2 changed files with 38 additions and 1 deletions

View File

@ -2,6 +2,7 @@
*
* Copyright (c) 2000-2003 Intel Corporation
* All rights reserved.
* Copyright (C) 2012 France Telecom All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@ -512,6 +513,7 @@ static int get_miniserver_sockets(
struct sockaddr_in6* serverAddr6 = (struct sockaddr_in6*)&__ss_v6;
SOCKET listenfd6;
uint16_t actual_port6;
int onOff;
#endif
int ret_code;
int reuseaddr_on = 0;
@ -527,8 +529,17 @@ static int get_miniserver_sockets(
#ifdef UPNP_ENABLE_IPV6
listenfd6 = socket(AF_INET6, SOCK_STREAM, 0);
if (listenfd6 == INVALID_SOCKET) {
sock_close(listenfd4);
return UPNP_E_OUTOF_SOCKET;
}
onOff = 1;
sockError = setsockopt(listenfd6, IPPROTO_IPV6, IPV6_V6ONLY,
(char *)&onOff, sizeof(onOff));
if (sockError == SOCKET_ERROR) {
sock_close(listenfd4);
sock_close(listenfd6);
return UPNP_E_SOCKET_BIND;
}
#endif
/* As per the IANA specifications for the use of ports by applications
* override the listen port passed in with the first available. */

View File

@ -2,7 +2,7 @@
*
* Copyright (c) 2000-2003 Intel Corporation
* All rights reserved.
* Copyright (C) 2011 France Telecom All rights reserved.
* Copyright (C) 2011-2012 France Telecom All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@ -948,6 +948,19 @@ static int create_ssdp_sock_v6(
return UPNP_E_SOCKET_ERROR;
}
#endif /* BSD, __OSX__, __APPLE__ */
onOff = 1;
ret = setsockopt(*ssdpSock, IPPROTO_IPV6, IPV6_V6ONLY,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() IPV6_V6ONLY: %s\n",
errorBuffer);
shutdown(*ssdpSock, SD_BOTH);
UpnpCloseSocket(*ssdpSock);
return UPNP_E_SOCKET_ERROR;
}
memset(&__ss, 0, sizeof(__ss));
ssdpAddr6->sin6_family = AF_INET6;
ssdpAddr6->sin6_addr = in6addr_any;
@ -1049,6 +1062,19 @@ static int create_ssdp_sock_v6_ula_gua(
return UPNP_E_SOCKET_ERROR;
}
#endif /* BSD, __OSX__, __APPLE__ */
onOff = 1;
ret = setsockopt(*ssdpSock, IPPROTO_IPV6, IPV6_V6ONLY,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() IPV6_V6ONLY: %s\n",
errorBuffer);
shutdown(*ssdpSock, SD_BOTH);
UpnpCloseSocket(*ssdpSock);
return UPNP_E_SOCKET_ERROR;
}
memset(&__ss, 0, sizeof(__ss));
ssdpAddr6->sin6_family = AF_INET6;
ssdpAddr6->sin6_addr = in6addr_any;