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TAP

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- Added another check
This commit is contained in:
Tristan Brice Velloza Kildaire 2024-12-15 18:19:59 +02:00
parent 64c18e6050
commit 3227ed232b
1 changed files with 7 additions and 0 deletions
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7
TAP.c
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@ -244,6 +244,13 @@ int open_tap(void) {
{ {
// Firstly, obtain the interface index by `ifr_name` // Firstly, obtain the interface index by `ifr_name`
int inet6 = socket(AF_INET6, SOCK_DGRAM, 0); int inet6 = socket(AF_INET6, SOCK_DGRAM, 0);
if(inet6 < 0)
{
printf("Error opening control socket for adding IPv6 address to interface\n");
cleanup();
exit(1);
}
if(ioctl(inet6, SIOCGIFINDEX, &ifr) < 0) if(ioctl(inet6, SIOCGIFINDEX, &ifr) < 0)
{ {
printf("Could not get interface index for interface '%s'\n", ifr.ifr_name); printf("Could not get interface index for interface '%s'\n", ifr.ifr_name);