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

[openwrt/staging/mkresin.git] / package / ead / src / tinysrp / clitest.c

diff --git a/package/ead/src/tinysrp/clitest.c b/package/ead/src/tinysrp/clitest.c
new file mode 100644 (file)
index 0000000..faaa5dd
--- /dev/null
+++ b/package/ead/src/tinysrp/clitest.c
@@ -0,0 +1,112 @@
+/*
+ * 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_client.h"
+
+int
+main()
+{
+  int index;
+  struct t_client * tc;
+  struct t_preconf *tcp;
+  struct t_num n;
+  struct t_num g;
+  struct t_num s;
+  struct t_num B;
+  char username[MAXUSERLEN];
+  char hexbuf[MAXHEXPARAMLEN];
+  char buf1[MAXPARAMLEN], buf2[MAXPARAMLEN], buf3[MAXSALTLEN];
+  unsigned char cbuf[20];
+  struct t_num * A;
+  unsigned char * skey;
+  char pass[128];
+
+  printf("Enter username: ");
+  fgets(username, sizeof(username), stdin);
+  username[strlen(username) - 1] = '\0';
+  printf("Enter index (from server): ");
+  fgets(hexbuf, sizeof(hexbuf), stdin);
+  index = atoi(hexbuf);
+  tcp = t_getpreparam(index - 1);
+  printf("Enter salt (from server): ");
+  fgets(hexbuf, sizeof(hexbuf), stdin);
+  s.data = buf3;
+  s.len = t_fromb64(s.data, hexbuf);
+
+  tc = t_clientopen(username, &tcp->modulus, &tcp->generator, &s);
+  if (tc == 0) {
+    printf("invalid n, g\n");
+    exit(1);
+  }
+
+  A = t_clientgenexp(tc);
+  printf("A (to server): %s\n", t_tob64(hexbuf, A->data, A->len));
+
+  t_getpass(pass, 128, "Enter password:");
+  t_clientpasswd(tc, pass);
+
+  printf("Enter B (from server): ");
+  fgets(hexbuf, sizeof(hexbuf), stdin);
+  B.data = buf1;
+  B.len = t_fromb64(B.data, hexbuf);
+
+  skey = t_clientgetkey(tc, &B);
+  printf("Session key: %s\n", t_tohex(hexbuf, skey, 40));
+  printf("Response (to server): %s\n",
+    t_tohex(hexbuf, t_clientresponse(tc), RESPONSE_LEN));
+
+  printf("Enter server response: ");
+  fgets(hexbuf, sizeof(hexbuf), stdin);
+  hexbuf[strlen(hexbuf) - 1] = '\0';
+  t_fromhex(cbuf, hexbuf);
+
+  if (t_clientverify(tc, cbuf) == 0)
+    printf("Server authentication successful.\n");
+  else
+    printf("Server authentication failed.\n");
+
+  t_clientclose(tc);
+
+  return 0;
+}