add the 'ead' package (emergency access daemon),

which can provide remote access to your device, even if the ip
and firewall settings are broken

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13738 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 111 insertions, 0 deletions

diff --git a/package/ead/src/tinysrp/srvtest.c b/package/ead/src/tinysrp/srvtest.c
new file mode 100644
index 0000000000..e09d501ad3
--- /dev/null
+++ b/package/ead/src/tinysrp/srvtest.c
@@ -0,0 +1,111 @@
+/*
+ * 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_server.h"
+
+int
+main(argc, argv)
+     int argc;
+     char * argv[];
+{
+  struct t_server * ts;
+  struct t_pw * tpw;
+  struct t_conf * tcnf;
+  struct t_num * B;
+  char username[MAXUSERLEN];
+  char hexbuf[MAXHEXPARAMLEN];
+  char buf[MAXPARAMLEN];
+  struct t_num A;
+  unsigned char * skey;
+  unsigned char cbuf[20];
+  FILE * fp;
+  FILE * fp2;
+  char confname[256];
+
+  printf("Enter username: ");
+  fgets(username, sizeof(username), stdin);
+  username[strlen(username) - 1] = '\0';
+  ts = t_serveropen(username);
+
+  if(ts == NULL) {
+    fprintf(stderr, "User %s not found\n", username);
+    exit(1);
+  }
+
+#if 0
+  printf("n: %s\n", t_tob64(hexbuf, ts->n.data, ts->n.len));
+  printf("g: %s\n", t_tob64(hexbuf, ts->g.data, ts->g.len));
+#endif
+  printf("index (to client): %d\n", ts->index);
+  printf("salt (to client): %s\n", t_tob64(hexbuf, ts->s.data, ts->s.len));
+
+  B = t_servergenexp(ts);
+  printf("Enter A (from client): ");
+  fgets(hexbuf, sizeof(hexbuf), stdin);
+  A.data = buf;
+  A.len = t_fromb64(A.data, hexbuf);
+
+  printf("B (to client): %s\n", t_tob64(hexbuf, B->data, B->len));
+
+  skey = t_servergetkey(ts, &A);
+  printf("Session key: %s\n", t_tohex(hexbuf, skey, 40));
+
+  /* printf("[Expected response: %s]\n", t_tohex(hexbuf, cbuf, 16)); */
+
+  printf("Enter response (from client): ");
+  fgets(hexbuf, sizeof(hexbuf), stdin);
+  hexbuf[strlen(hexbuf) - 1] = '\0';
+  t_fromhex(cbuf, hexbuf);
+
+  if(t_serververify(ts, cbuf) == 0) {
+    printf("Authentication successful.\n");
+    printf("Response (to client): %s\n",
+      t_tohex(hexbuf, t_serverresponse(ts), RESPONSE_LEN));
+  } else
+    printf("Authentication failed.\n");
+
+  t_serverclose(ts);
+
+  return 0;
+}