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-rw-r--r--sunrpc/auth_none.c65
1 files changed, 33 insertions, 32 deletions
diff --git a/sunrpc/auth_none.c b/sunrpc/auth_none.c
index b235ec3b95..4a1b46f274 100644
--- a/sunrpc/auth_none.c
+++ b/sunrpc/auth_none.c
@@ -36,8 +36,9 @@
*/
#include <rpc/rpc.h>
+#include <bits/libc-lock.h>
-#define MAX_MARSHEL_SIZE 20
+#define MAX_MARSHAL_SIZE 20
/*
* Authenticator operations routines
@@ -56,54 +57,54 @@ static struct auth_ops ops = {
authnone_destroy
};
+/* Internal data and routines */
+
struct authnone_private_s {
AUTH no_client;
- char marshalled_client[MAX_MARSHEL_SIZE];
+ char marshalled_client[MAX_MARSHAL_SIZE];
u_int mcnt;
};
-#ifdef _RPC_THREAD_SAFE_
-#define authnone_private ((struct authnone_private_s *)RPC_THREAD_VARIABLE(authnone_private_s))
-#else
-static struct authnone_private_s *authnone_private;
-#endif
-AUTH *
-authnone_create (void)
+static struct authnone_private_s authnone_private;
+__libc_once_define(static, authnone_private_guard);
+
+static void authnone_create_once (void);
+
+static void
+authnone_create_once (void)
{
struct authnone_private_s *ap;
XDR xdr_stream;
XDR *xdrs;
- ap = (struct authnone_private_s *) authnone_private;
- if (ap == NULL)
- {
- ap = (struct authnone_private_s *) calloc (1, sizeof (*ap));
- if (ap == NULL)
- return NULL;
- authnone_private = ap;
- }
- if (!ap->mcnt)
- {
- ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth;
- ap->no_client.ah_ops = &ops;
- xdrs = &xdr_stream;
- INTUSE(xdrmem_create) (xdrs, ap->marshalled_client,
- (u_int) MAX_MARSHEL_SIZE, XDR_ENCODE);
- (void) INTUSE(xdr_opaque_auth) (xdrs, &ap->no_client.ah_cred);
- (void) INTUSE(xdr_opaque_auth) (xdrs, &ap->no_client.ah_verf);
- ap->mcnt = XDR_GETPOS (xdrs);
- XDR_DESTROY (xdrs);
- }
- return (&ap->no_client);
+ ap = &authnone_private;
+
+ ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth;
+ ap->no_client.ah_ops = &ops;
+ xdrs = &xdr_stream;
+ INTUSE(xdrmem_create) (xdrs, ap->marshalled_client,
+ (u_int) MAX_MARSHAL_SIZE, XDR_ENCODE);
+ (void) INTUSE(xdr_opaque_auth) (xdrs, &ap->no_client.ah_cred);
+ (void) INTUSE(xdr_opaque_auth) (xdrs, &ap->no_client.ah_verf);
+ ap->mcnt = XDR_GETPOS (xdrs);
+ XDR_DESTROY (xdrs);
+}
+
+AUTH *
+authnone_create (void)
+{
+ __libc_once (authnone_private_guard, authnone_create_once);
+ return &authnone_private.no_client;
}
-/*ARGSUSED */
static bool_t
authnone_marshal (AUTH *client, XDR *xdrs)
{
struct authnone_private_s *ap;
- ap = (struct authnone_private_s *) authnone_private;
+ /* authnone_create returned authnone_private->no_client, which is
+ the first field of struct authnone_private_s. */
+ ap = (struct authnone_private_s *) client;
if (ap == NULL)
return FALSE;
return (*xdrs->x_ops->x_putbytes) (xdrs, ap->marshalled_client, ap->mcnt);