add the 'ead' package (emergency access daemon), which can provide remote access...

[openwrt/openwrt.git] / package / ead / src / tinysrp / t_getconf.c

diff --git a/package/ead/src/tinysrp/t_getconf.c b/package/ead/src/tinysrp/t_getconf.c
new file mode 100644 (file)
index 0000000..db6de61
--- /dev/null
+++ b/package/ead/src/tinysrp/t_getconf.c
@@ -0,0 +1,118 @@
+/*
+ * Copyright (c) 1997-1999  The Stanford SRP Authentication Project
+ * All Rights Reserved.
+ *
+ * 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" AND WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
+ * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * IN NO EVENT SHALL STANFORD BE LIABLE FOR ANY SPECIAL, INCIDENTAL,
+ * INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER OR NOT ADVISED OF
+ * THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF LIABILITY, ARISING OUT
+ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * In addition, the following conditions apply:
+ *
+ * 1. Any software that incorporates the SRP authentication technology
+ *    must display the following acknowlegment:
+ *    "This product uses the 'Secure Remote Password' cryptographic
+ *     authentication system developed by Tom Wu (tjw@CS.Stanford.EDU)."
+ *
+ * 2. Any software that incorporates all or part of the SRP distribution
+ *    itself must also display the following acknowledgment:
+ *    "This product includes software developed by Tom Wu and Eugene
+ *     Jhong for the SRP Distribution (http://srp.stanford.edu/srp/)."
+ *
+ * 3. Redistributions in source or binary form must retain an intact copy
+ *    of this copyright notice and list of conditions.
+ */
+
+#include <stdio.h>
+
+#include "t_defines.h"
+#include "t_pwd.h"
+#include "t_read.h"
+
+/* Master builtin parameter storage object.  The default that tphrase
+uses is the last one. */
+
+static struct pre_struct {
+  struct t_preconf preconf;
+  int state;    /* 0 == uninitialized/first time */
+  unsigned char modbuf[MAXPARAMLEN];
+  unsigned char genbuf[MAXPARAMLEN];
+} pre_params[] = {
+  { { "2iQzj1CagQc/5ctbuJYLWlhtAsPHc7xWVyCPAKFRLWKADpASkqe9djWPFWTNTdeJtL8nAhImCn3Sr/IAdQ1FrGw0WvQUstPx3FO9KNcXOwisOQ1VlL.gheAHYfbYyBaxXL.NcJx9TUwgWDT0hRzFzqSrdGGTN3FgSTA1v4QnHtEygNj3eZ.u0MThqWUaDiP87nqha7XnT66bkTCkQ8.7T8L4KZjIImrNrUftedTTBi.WCi.zlrBxDuOM0da0JbUkQlXqvp0yvJAPpC11nxmmZOAbQOywZGmu9nhZNuwTlxjfIro0FOdthaDTuZRL9VL7MRPUDo/DQEyW.d4H.UIlzp",
+      "2",
+      NULL }, 0 },
+  { { "dUyyhxav9tgnyIg65wHxkzkb7VIPh4o0lkwfOKiPp4rVJrzLRYVBtb76gKlaO7ef5LYGEw3G.4E0jbMxcYBetDy2YdpiP/3GWJInoBbvYHIRO9uBuxgsFKTKWu7RnR7yTau/IrFTdQ4LY/q.AvoCzMxV0PKvD9Odso/LFIItn8PbTov3VMn/ZEH2SqhtpBUkWtmcIkEflhX/YY/fkBKfBbe27/zUaKUUZEUYZ2H2nlCL60.JIPeZJSzsu/xHDVcx",
+      "2",
+      NULL }, 0 },
+  { { "3NUKQ2Re4P5BEK0TLg2dX3gETNNNECPoe92h4OVMaDn3Xo/0QdjgG/EvM.hiVV1BdIGklSI14HA38Mpe5k04juR5/EXMU0r1WtsLhNXwKBlf2zEfoOh0zVmDvqInpU695f29Iy7sNW3U5RIogcs740oUp2Kdv5wuITwnIx84cnO.e467/IV1lPnvMCr0pd1dgS0a.RV5eBJr03Q65Xy61R",
+      "2",
+      NULL }, 0 },
+  { { "F//////////oG/QeY5emZJ4ncABWDmSqIa2JWYAPynq0Wk.fZiJco9HIWXvZZG4tU.L6RFDEaCRC2iARV9V53TFuJLjRL72HUI5jNPYNdx6z4n2wQOtxMiB/rosz0QtxUuuQ/jQYP.bhfya4NnB7.P9A6PHxEPJWV//////////",
+      "5",
+      "oakley prime 2" }, 0 },
+  { { "Ewl2hcjiutMd3Fu2lgFnUXWSc67TVyy2vwYCKoS9MLsrdJVT9RgWTCuEqWJrfB6uE3LsE9GkOlaZabS7M29sj5TnzUqOLJMjiwEzArfiLr9WbMRANlF68N5AVLcPWvNx6Zjl3m5Scp0BzJBz9TkgfhzKJZ.WtP3Mv/67I/0wmRZ",
+      "2",
+      NULL }, 0 },
+};
+
+_TYPE( int )
+t_getprecount()
+{
+  return (sizeof(pre_params) / sizeof(struct pre_struct));
+}
+
+static struct t_confent sysconf;
+
+/* id is index origin 1 */
+
+_TYPE( struct t_confent * )
+gettcid
+(id)
+     int id;
+{
+       struct t_preconf *tcp;
+
+       if (id <= 0 || id > t_getprecount()) {
+               return NULL;
+       }
+       tcp = t_getpreparam(id - 1);
+       sysconf.index = id;
+       sysconf.modulus = tcp->modulus;
+       sysconf.generator = tcp->generator;
+
+       return &sysconf;
+}
+
+_TYPE( struct t_preconf * )
+t_getpreparam(idx)
+     int idx;
+{
+  if(pre_params[idx].state == 0) {
+    /* Wire up storage */
+    pre_params[idx].preconf.modulus.data = pre_params[idx].modbuf;
+    pre_params[idx].preconf.generator.data = pre_params[idx].genbuf;
+
+    /* Convert from b64 to t_num */
+    pre_params[idx].preconf.modulus.len = t_fromb64(pre_params[idx].preconf.modulus.data, pre_params[idx].preconf.mod_b64);
+    pre_params[idx].preconf.generator.len = t_fromb64(pre_params[idx].preconf.generator.data, pre_params[idx].preconf.gen_b64);
+
+    pre_params[idx].state = 1;
+  }
+  return &(pre_params[idx].preconf);
+}