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Diffstat (limited to 'nss')
-rw-r--r--nss/nss_dns/dns-host.c37
1 files changed, 36 insertions, 1 deletions
diff --git a/nss/nss_dns/dns-host.c b/nss/nss_dns/dns-host.c
index df8677a..d9bf4d7 100644
--- a/nss/nss_dns/dns-host.c
+++ b/nss/nss_dns/dns-host.c
@@ -206,6 +206,41 @@ _nss_dns_gethostbyname2_r (const char *name, int af, struct hostent *result,
if (!isdigit (*cp) && *cp != '.')
break;
}
+ if (isxdigit (name[0]) || name[0] == ':')
+ for (cp = name;; ++cp)
+ {
+ if (*cp == '\0')
+ {
+ char *bp;
+
+ if (*--cp == '.')
+ break;
+ /*
+ * All-IPv6-legal, no dot at the end. Fake up a hostent
+ * as if we'd actually done a lookup.
+ */
+ if (inet_pton (af, name, host_data->host_addr) <= 0)
+ {
+ *h_errnop = HOST_NOT_FOUND;
+ return NSS_STATUS_NOTFOUND;
+ }
+
+ bp = __stpncpy (host_data->linebuffer, name, linebuflen);
+ host_data->linebuffer[linebuflen - 1] = '\0';
+ linebuflen -= bp - host_data->linebuffer;
+
+ result->h_name = host_data->linebuffer;
+ result->h_aliases = host_data->aliases;
+ host_data->aliases[0] = NULL;
+ host_data->h_addr_ptrs[0] = (char *) host_data->host_addr;
+ host_data->h_addr_ptrs[1] = NULL;
+ result->h_addr_list = host_data->h_addr_ptrs;
+ *h_errnop = NETDB_SUCCESS;
+ return NSS_STATUS_SUCCESS;
+ }
+ if (!isxdigit (*cp) && *cp != ':' && *cp != '.')
+ break;
+ }
n = res_search (name, C_IN, type, host_buffer.buf, sizeof (host_buffer));
if (n < 0)
@@ -354,7 +389,7 @@ getanswer_r (const querybuf *answer, int anslen, const char *qname, int qtype,
int n, ancount, qdcount;
int haveanswer, had_error;
char *bp, **ap, **hap;
- char tbuf[MAXDNAME+1];
+ char tbuf[MAXDNAME];
const char *tname;
int (*name_ok) __P ((const char *));