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basic valid_rdomain() implementation for Linux

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This commit is contained in:
Damien Miller 2017-10-25 14:09:56 +11:00
parent ce1cca39d7
commit 97c5aaf925
1 changed files with 16 additions and 1 deletions
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17
openbsd-compat/port-net.c
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@ -76,7 +76,22 @@ sys_set_rdomain(int fd, const char *name)
int
valid_rdomain(const char *name)
{
return 0;
int fd;
/*
* This is a pretty crappy way to test. It would be better to
* check whether "name" represents a VRF device, but apparently
* that requires an rtnetlink transaction.
*/
if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
return 0;
if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE,
name, strlen(name)) == -1) {
close(fd);
return 0;
}
close(fd);
return 1;
}
#elif defined(SYS_RDOMAIN_XXX)
/* XXX examples */