updated smartcontract code

- updated smartcontract code
- fixed bug in liteserver listening socket
- updated documentation

crypto/func/test/w3.fc

@@ -0,0 +1,13 @@
+() main(cs) impure {
+  int i = 0;
+  if (cs.slice_refs()) {
+    do {
+      i = i + 1;
+    } until(i > 10);
+  }
+  set_data(begin_cell()
+    .store_uint(1, 32)
+    .store_uint(2, 32)
+    .store_uint(i, 32)
+    .end_cell());
+}

crypto/func/test/w4.fc

@@ -0,0 +1,13 @@
+_ main(cell dict, int t3) {
+  int index = -1;
+  do {
+    (index, slice value, int found) = dict.udict_get_next?(32, index);
+    if (found) {       
+      (int temp1, int temp2) = (value~load_uint(16), value~load_uint(32));
+      if (t3 > temp2) {
+        dict~udict_delete_get?(32, index);
+      }
+    }
+  } until ( ~ found);
+  return dict;
+}

crypto/func/test/w5.fc

@@ -0,0 +1,14 @@
+(cell) recv_external(slice in_msg) impure {
+   cell mydict = new_dict();
+   builder r = begin_cell().store_int(10, 16);
+   mydict~udict_set_builder(32, 1, r );
+   int index = -1;
+   do {
+      (var index, var value, var found) = mydict.udict_get_next?(32, index);
+    } until ( ~ found );
+  return mydict;
+}
+
+() recv_internal() impure {
+  ;; Nothing
+}

crypto/func/test/w6.fc

@@ -0,0 +1,12 @@
+int test(int x) method_id {
+  int i = 0;
+  ;; int f = false;
+  do {
+    i = i + 1;
+    if (i > 5) {
+      return 1;
+    }
+    int f = (i * i == 64);
+  } until (f);
+  return -1;
+}

crypto/func/test/w7.fc

@@ -0,0 +1,14 @@
+int test(int y) {
+  int x = 1;
+  if (y > 0) {
+    return 1;
+  }
+  return x > 0;
+}
+
+int f(int y) {
+  if (y > 0) {
+    return 1;
+  }
+  return 2;
+}