Implement native iodine client and fix RA heartbeat URL resolution.

Bundle iodine 0.7.0 with JNI TUN bridge; apply BE iodine credentials on connect; canonical heartbeat URL fallback.

Co-authored-by: Cursor <cursoragent@cursor.com>

third-party/iodine/tests/encoding.c

@@ -0,0 +1,106 @@
+/*
+ * Copyright (c) 2006-2014 Erik Ekman <yarrick@kryo.se>,
+ * 2006-2009 Bjorn Andersson <flex@kryo.se>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <check.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "encoding.h"
+#include "test.h"
+
+#define TUPLES 4
+
+static struct tuple
+{
+	char *a;
+	char *b;
+} dottests[] = {
+	{ "aaaaaaaaaaaaaabaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+	  "aaaaaaaaaaaaaabaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaa"},
+	{ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+	  "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa."},
+	{ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
+	  "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"},
+	{ "abc123", "abc123" },
+	{ NULL, NULL }
+};
+
+START_TEST(test_inline_dotify)
+{
+	char temp[1024];
+	char *b;
+
+	memset(temp, 0, sizeof(temp));
+	strcpy(temp, dottests[_i].a);
+	b = temp;
+	inline_dotify(b, sizeof(temp));
+
+	ck_assert_str_eq(dottests[_i].b, temp);
+}
+END_TEST
+
+START_TEST(test_inline_undotify)
+{
+	char temp[1024];
+	char *b;
+
+	memset(temp, 0, sizeof(temp));
+	strcpy(temp, dottests[_i].b);
+	b = temp;
+	inline_undotify(b, sizeof(temp));
+
+	ck_assert_str_eq(dottests[_i].a, temp);
+}
+END_TEST
+
+START_TEST(test_build_hostname)
+{
+	char data[256];
+	char buf[1024];
+	char *topdomain = "a.c";
+	int buflen;
+	int i;
+
+	for (i = 0; i < sizeof(data); i++) {
+		data[i] = i & 0xFF;
+	}
+
+	buflen = sizeof(buf);
+
+	for (i = 1; i < sizeof(data); i++) {
+		int len = build_hostname(buf, buflen, data, i, topdomain, &base32_ops, sizeof(buf));
+
+		ck_assert(len <= i);
+		ck_assert_msg(strstr(buf, "..") == NULL,
+			"Found double dots when encoding data len %d! buf: %s", i, buf);
+	}
+}
+END_TEST
+
+TCase *
+test_encoding_create_tests(void)
+{
+	TCase *tc;
+
+	tc = tcase_create("Encoding");
+	tcase_add_loop_test(tc, test_inline_dotify, 0, TUPLES);
+	tcase_add_loop_test(tc, test_inline_undotify, 0, TUPLES);
+	tcase_add_test(tc, test_build_hostname);
+
+	return tc;
+}