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Hint getaddrinfo() correctly if we're looking up a name that we got from

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an AF_INET6 address.

MFC after: 1 week
This commit is contained in:
Brian Somers 2001-07-21 00:18:54 +00:00
parent a5dd141db6
commit 3ee63d3929
1 changed files with 9 additions and 2 deletions
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11
lib/libutil/realhostname.c
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@ -102,8 +102,15 @@ realhostname_sa(char *host, size_t hsize, struct sockaddr *addr, int addrlen)
struct sockaddr *sa;
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family =
(addr->sa_family == AF_INET) ? AF_INET : AF_UNSPEC;
switch (addr->sa_family) {
case AF_INET:
case AF_INET6:
hints.ai_family = addr->sa_family;
break;
default:
hints.ai_family = AF_UNSPEC;
break;
}
hints.ai_flags = AI_CANONNAME;
error = getaddrinfo(buf, NULL, &hints, &res);