Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dtlogin/mitauth.c

@@ -0,0 +1,126 @@
+/* $TOG: mitauth.c /main/7 1997/03/25 12:03:56 barstow $ */
+/* (c) Copyright 1997 The Open Group */
+/*                                                                      *
+ * (c) Copyright 1993, 1994 Hewlett-Packard Company                     *
+ * (c) Copyright 1993, 1994 International Business Machines Corp.       *
+ * (c) Copyright 1993, 1994 Sun Microsystems, Inc.                      *
+ * (c) Copyright 1993, 1994 Novell, Inc.                                *
+ */
+
+/*
+ * @DEC_COPYRIGHT@
+ */
+/*
+ * HISTORY
+ * $Log$
+ * Revision 1.1.2.2  1995/04/21  13:05:26  Peter_Derr
+ * 	dtlogin auth key fixes from deltacde
+ * 	[1995/04/12  19:21:06  Peter_Derr]
+ *
+ * 	R6 xdm code with minor changes used in dtlogin to handle multiple
+ * 	authorizations.
+ * 	[1995/04/12  18:05:42  Peter_Derr]
+ *
+ * $EndLog$
+ */
+/*
+
+Copyright (c) 1988  X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+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 X CONSORTIUM 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 X Consortium 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 X Consortium.
+
+*/
+
+/*
+ * xdm - display manager daemon
+ * Author:  Keith Packard, MIT X Consortium
+ *
+ * mitauth
+ *
+ * generate authorization keys
+ * for MIT-MAGIC-COOKIE-1 type authorization
+ */
+
+# include   <X11/Xos.h>
+# include   "dm.h"
+
+# define AUTH_DATA_LEN	16	/* bytes of authorization data */
+static char	auth_name[256];
+static int	auth_name_len;
+
+int MitInitAuth (name_len, name)
+#if NeedWidePrototypes
+    unsigned int name_len;
+#else
+    unsigned short name_len;
+#endif /* NeedWidePrototypes */
+    char *name;
+{
+    if (name_len > 256)
+	name_len = 256;
+    auth_name_len = name_len;
+    memmove( auth_name, name, name_len);
+    return(0);
+}
+
+Xauth *
+MitGetAuth (namelen, name)
+#if NeedWidePrototypes
+    unsigned int namelen;
+#else
+    unsigned short namelen;
+#endif /* NeedWidePrototypes */
+    char *name;
+{
+    Xauth   *new;
+    new = (Xauth *) malloc (sizeof (Xauth));
+
+    if (!new)
+	return (Xauth *) 0;
+    new->family = FamilyWild;
+    new->address_length = 0;
+    new->address = 0;
+    new->number_length = 0;
+    new->number = 0;
+
+    new->data = (char *) malloc (AUTH_DATA_LEN);
+    if (!new->data)
+    {
+	free ((char *) new);
+	return (Xauth *) 0;
+    }
+    new->name = (char *) malloc (namelen);
+    if (!new->name)
+    {
+	free ((char *) new->data);
+	free ((char *) new);
+	return (Xauth *) 0;
+    }
+    memmove( (char *)new->name, name, namelen);
+    new->name_length = namelen;
+    GenerateAuthData (new->data, AUTH_DATA_LEN);
+    new->data_length = AUTH_DATA_LEN;
+    return new;
+}