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-rw-r--r--support/export/client.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/support/export/client.c b/support/export/client.c
index 21001ce..3e797c9 100644
--- a/support/export/client.c
+++ b/support/export/client.c
@@ -602,7 +602,8 @@ client_check(const nfs_client *clp, const struct addrinfo *ai)
int
client_gettype(char *ident)
{
- char *sp;
+ struct addrinfo *ai;
+ char *sp;
if (ident[0] == '\0' || strcmp(ident, "*")==0)
return MCL_ANONYMOUS;
@@ -622,12 +623,16 @@ client_gettype(char *ident)
if (*sp == '\\' && sp[1])
sp++;
}
- /* check for N.N.N.N */
- sp = ident;
- if(!isdigit(*sp) || strtoul(sp, &sp, 10) > 255 || *sp != '.') return MCL_FQDN;
- sp++; if(!isdigit(*sp) || strtoul(sp, &sp, 10) > 255 || *sp != '.') return MCL_FQDN;
- sp++; if(!isdigit(*sp) || strtoul(sp, &sp, 10) > 255 || *sp != '.') return MCL_FQDN;
- sp++; if(!isdigit(*sp) || strtoul(sp, &sp, 10) > 255 || *sp != '\0') return MCL_FQDN;
- /* we lie here a bit. but technically N.N.N.N == N.N.N.N/32 :) */
- return MCL_SUBNETWORK;
+
+ /*
+ * Treat unadorned IP addresses as MCL_SUBNETWORK.
+ * Everything else is MCL_FQDN.
+ */
+ ai = host_pton(ident);
+ if (ai != NULL) {
+ freeaddrinfo(ai);
+ return MCL_SUBNETWORK;
+ }
+
+ return MCL_FQDN;
}