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Diffstat (limited to 'xorg-server/os/rpcauth.c')
-rw-r--r--xorg-server/os/rpcauth.c387
1 files changed, 194 insertions, 193 deletions
diff --git a/xorg-server/os/rpcauth.c b/xorg-server/os/rpcauth.c
index b40f9359a..989a49a06 100644
--- a/xorg-server/os/rpcauth.c
+++ b/xorg-server/os/rpcauth.c
@@ -1,193 +1,194 @@
-/*
-
-Copyright 1991, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included
-in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
-OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall
-not be used in advertising or otherwise to promote the sale, use or
-other dealings in this Software without prior written authorization
-from The Open Group.
-
-*/
-
-/*
- * SUN-DES-1 authentication mechanism
- * Author: Mayank Choudhary, Sun Microsystems
- */
-
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#ifdef SECURE_RPC
-
-#include <X11/X.h>
-#include <X11/Xauth.h>
-#include "misc.h"
-#include "os.h"
-#include "osdep.h"
-#include "dixstruct.h"
-
-#include <rpc/rpc.h>
-
-#ifdef sun
-/* <rpc/auth.h> only includes this if _KERNEL is #defined... */
-extern bool_t xdr_opaque_auth(XDR *, struct opaque_auth *);
-#endif
-
-static enum auth_stat why;
-
-static char *
-authdes_ezdecode(const char *inmsg, int len)
-{
- struct rpc_msg msg;
- char cred_area[MAX_AUTH_BYTES];
- char verf_area[MAX_AUTH_BYTES];
- char *temp_inmsg;
- struct svc_req r;
- bool_t res0, res1;
- XDR xdr;
- SVCXPRT xprt;
-
- temp_inmsg = malloc(len);
- memmove(temp_inmsg, inmsg, len);
-
- memset((char *)&msg, 0, sizeof(msg));
- memset((char *)&r, 0, sizeof(r));
- memset(cred_area, 0, sizeof(cred_area));
- memset(verf_area, 0, sizeof(verf_area));
-
- msg.rm_call.cb_cred.oa_base = cred_area;
- msg.rm_call.cb_verf.oa_base = verf_area;
- why = AUTH_FAILED;
- xdrmem_create(&xdr, temp_inmsg, len, XDR_DECODE);
-
- if ((r.rq_clntcred = malloc(MAX_AUTH_BYTES)) == NULL)
- goto bad1;
- r.rq_xprt = &xprt;
-
- /* decode into msg */
- res0 = xdr_opaque_auth(&xdr, &(msg.rm_call.cb_cred));
- res1 = xdr_opaque_auth(&xdr, &(msg.rm_call.cb_verf));
- if ( ! (res0 && res1) )
- goto bad2;
-
- /* do the authentication */
-
- r.rq_cred = msg.rm_call.cb_cred; /* read by opaque stuff */
- if (r.rq_cred.oa_flavor != AUTH_DES) {
- why = AUTH_TOOWEAK;
- goto bad2;
- }
-#ifdef SVR4
- if ((why = __authenticate(&r, &msg)) != AUTH_OK) {
-#else
- if ((why = _authenticate(&r, &msg)) != AUTH_OK) {
-#endif
- goto bad2;
- }
- return (((struct authdes_cred *) r.rq_clntcred)->adc_fullname.name);
-
-bad2:
- free(r.rq_clntcred);
-bad1:
- return ((char *)0); /* ((struct authdes_cred *) NULL); */
-}
-
-static XID rpc_id = (XID) ~0L;
-
-static Bool
-CheckNetName (
- unsigned char *addr,
- short len,
- pointer closure
-)
-{
- return (len == strlen ((char *) closure) &&
- strncmp ((char *) addr, (char *) closure, len) == 0);
-}
-
-static char rpc_error[MAXNETNAMELEN+50];
-
-_X_HIDDEN XID
-SecureRPCCheck (unsigned short data_length, const char *data,
- ClientPtr client, char **reason)
-{
- char *fullname;
-
- if (rpc_id == (XID) ~0L) {
- *reason = "Secure RPC authorization not initialized";
- } else {
- fullname = authdes_ezdecode(data, data_length);
- if (fullname == (char *)0) {
- sprintf(rpc_error, "Unable to authenticate secure RPC client (why=%d)", why);
- *reason = rpc_error;
- } else {
- if (ForEachHostInFamily (FamilyNetname, CheckNetName, fullname))
- return rpc_id;
- sprintf(rpc_error, "Principal \"%s\" is not authorized to connect",
- fullname);
- *reason = rpc_error;
- }
- }
- return (XID) ~0L;
-}
-
-_X_HIDDEN void
-SecureRPCInit (void)
-{
- if (rpc_id == ~0L)
- AddAuthorization (9, "SUN-DES-1", 0, (char *) 0);
-}
-
-_X_HIDDEN int
-SecureRPCAdd (unsigned short data_length, const char *data, XID id)
-{
- if (data_length)
- AddHost ((pointer) 0, FamilyNetname, data_length, data);
- rpc_id = id;
- return 1;
-}
-
-_X_HIDDEN int
-SecureRPCReset (void)
-{
- rpc_id = (XID) ~0L;
- return 1;
-}
-
-_X_HIDDEN XID
-SecureRPCToID (unsigned short data_length, char *data)
-{
- return rpc_id;
-}
-
-_X_HIDDEN int
-SecureRPCFromID (XID id, unsigned short *data_lenp, char **datap)
-{
- return 0;
-}
-
-_X_HIDDEN int
-SecureRPCRemove (unsigned short data_length, const char *data)
-{
- return 0;
-}
-#endif /* SECURE_RPC */
+/*
+
+Copyright 1991, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from The Open Group.
+
+*/
+
+/*
+ * SUN-DES-1 authentication mechanism
+ * Author: Mayank Choudhary, Sun Microsystems
+ */
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifdef SECURE_RPC
+
+#include <X11/X.h>
+#include <X11/Xauth.h>
+#include "misc.h"
+#include "os.h"
+#include "osdep.h"
+#include "dixstruct.h"
+
+#include <rpc/rpc.h>
+
+#ifdef sun
+/* <rpc/auth.h> only includes this if _KERNEL is #defined... */
+extern bool_t xdr_opaque_auth(XDR *, struct opaque_auth *);
+#endif
+
+static enum auth_stat why;
+
+static char *
+authdes_ezdecode(const char *inmsg, int len)
+{
+ struct rpc_msg msg;
+ char cred_area[MAX_AUTH_BYTES];
+ char verf_area[MAX_AUTH_BYTES];
+ char *temp_inmsg;
+ struct svc_req r;
+ bool_t res0, res1;
+ XDR xdr;
+ SVCXPRT xprt;
+
+ temp_inmsg = malloc(len);
+ memmove(temp_inmsg, inmsg, len);
+
+ memset((char *)&msg, 0, sizeof(msg));
+ memset((char *)&r, 0, sizeof(r));
+ memset(cred_area, 0, sizeof(cred_area));
+ memset(verf_area, 0, sizeof(verf_area));
+
+ msg.rm_call.cb_cred.oa_base = cred_area;
+ msg.rm_call.cb_verf.oa_base = verf_area;
+ why = AUTH_FAILED;
+ xdrmem_create(&xdr, temp_inmsg, len, XDR_DECODE);
+
+ if ((r.rq_clntcred = malloc(MAX_AUTH_BYTES)) == NULL)
+ goto bad1;
+ r.rq_xprt = &xprt;
+
+ /* decode into msg */
+ res0 = xdr_opaque_auth(&xdr, &(msg.rm_call.cb_cred));
+ res1 = xdr_opaque_auth(&xdr, &(msg.rm_call.cb_verf));
+ if ( ! (res0 && res1) )
+ goto bad2;
+
+ /* do the authentication */
+
+ r.rq_cred = msg.rm_call.cb_cred; /* read by opaque stuff */
+ if (r.rq_cred.oa_flavor != AUTH_DES) {
+ why = AUTH_TOOWEAK;
+ goto bad2;
+ }
+#ifdef SVR4
+ if ((why = __authenticate(&r, &msg)) != AUTH_OK) {
+#else
+ if ((why = _authenticate(&r, &msg)) != AUTH_OK) {
+#endif
+ goto bad2;
+ }
+ return (((struct authdes_cred *) r.rq_clntcred)->adc_fullname.name);
+
+bad2:
+ free(r.rq_clntcred);
+bad1:
+ return ((char *)0); /* ((struct authdes_cred *) NULL); */
+}
+
+static XID rpc_id = (XID) ~0L;
+
+static Bool
+CheckNetName (
+ unsigned char *addr,
+ short len,
+ pointer closure
+)
+{
+ return (len == strlen ((char *) closure) &&
+ strncmp ((char *) addr, (char *) closure, len) == 0);
+}
+
+static char rpc_error[MAXNETNAMELEN+50];
+
+_X_HIDDEN XID
+SecureRPCCheck (unsigned short data_length, const char *data,
+ ClientPtr client, char **reason)
+{
+ char *fullname;
+
+ if (rpc_id == (XID) ~0L) {
+ *reason = "Secure RPC authorization not initialized";
+ } else {
+ fullname = authdes_ezdecode(data, data_length);
+ if (fullname == (char *)0) {
+ snprintf(rpc_error, sizeof(rpc_error),
+ "Unable to authenticate secure RPC client (why=%d)", why);
+ *reason = rpc_error;
+ } else {
+ if (ForEachHostInFamily (FamilyNetname, CheckNetName, fullname))
+ return rpc_id;
+ snprintf(rpc_error, sizeof(rpc_error),
+ "Principal \"%s\" is not authorized to connect", fullname);
+ *reason = rpc_error;
+ }
+ }
+ return (XID) ~0L;
+}
+
+_X_HIDDEN void
+SecureRPCInit (void)
+{
+ if (rpc_id == ~0L)
+ AddAuthorization (9, "SUN-DES-1", 0, (char *) 0);
+}
+
+_X_HIDDEN int
+SecureRPCAdd (unsigned short data_length, const char *data, XID id)
+{
+ if (data_length)
+ AddHost ((pointer) 0, FamilyNetname, data_length, data);
+ rpc_id = id;
+ return 1;
+}
+
+_X_HIDDEN int
+SecureRPCReset (void)
+{
+ rpc_id = (XID) ~0L;
+ return 1;
+}
+
+_X_HIDDEN XID
+SecureRPCToID (unsigned short data_length, char *data)
+{
+ return rpc_id;
+}
+
+_X_HIDDEN int
+SecureRPCFromID (XID id, unsigned short *data_lenp, char **datap)
+{
+ return 0;
+}
+
+_X_HIDDEN int
+SecureRPCRemove (unsigned short data_length, const char *data)
+{
+ return 0;
+}
+#endif /* SECURE_RPC */