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Improvements for PMTU discovery and IPv4 packet fragmentation.

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This commit is contained in:
Guus Sliepen 2003-12-22 11:04:17 +00:00
parent 6d41b429a2
commit 35399784b6
7 changed files with 111 additions and 38 deletions
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18
src/net_socket.c
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@ -17,7 +17,7 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
$Id: net_socket.c,v 1.1.2.37 2003/12/20 21:09:33 guus Exp $
$Id: net_socket.c,v 1.1.2.38 2003/12/22 11:04:16 guus Exp $
*/
#include "system.h"
@ -163,13 +163,9 @@ int setup_vpn_in_socket(const sockaddr_t *sa)
{
bool choice;
if(sa->sa.sa_family == AF_INET && get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) && choice) {
if(get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) && choice) {
option = IP_PMTUDISC_DO;
if(setsockopt(nfd, SOL_IP, IP_MTU_DISCOVER, &option, sizeof(option))) {
closesocket(nfd);
logger(LOG_ERR, _("Can't set PMTU discovery mode: %s"), strerror(errno));
return -1;
}
setsockopt(nfd, SOL_IP, IP_MTU_DISCOVER, &option, sizeof(option));
}
}
#endif
@ -178,13 +174,9 @@ int setup_vpn_in_socket(const sockaddr_t *sa)
{
bool choice;
if(sa->sa.sa_family == AF_INET6 && get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) && choice) {
if(get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) && choice) {
option = IPV6_PMTUDISC_DO;
if(setsockopt(nfd, SOL_IPV6, IPV6_MTU_DISCOVER, &option, sizeof(option))) {
closesocket(nfd);
logger(LOG_ERR, _("Can't set PMTU discovery mode: %s"), strerror(errno));
return -1;
}
setsockopt(nfd, SOL_IPV6, IPV6_MTU_DISCOVER, &option, sizeof(option));
}
}
#endif