Functionality to call high-level code from C++.

Utils/export-trunc.cpp

@@ -0,0 +1,54 @@
+/*
+ * export-trunc.cpp
+ *
+ */
+
+#include "Machines/minimal.hpp"
+
+int main(int argc, const char** argv)
+{
+    assert(argc > 1);
+    int my_number = atoi(argv[1]);
+    int port_base = 9999;
+    Names N(my_number, 3, "localhost", port_base);
+
+    typedef Rep3Share2<64> share_type;
+    Machine<share_type> machine(N);
+
+    int n = 1000;
+    vector<share_type> inputs;
+    for (int i = 0; i < n; i++)
+        inputs.push_back(share_type::constant(i, my_number));
+
+    vector<FunctionArgument> args = {inputs};
+    vector<share_type> results(n);
+    FunctionArgument res(results);
+
+    machine.run_function("trunc_pr", res, args);
+
+    Opener<share_type> MC(machine.get_player(), machine.get_sint_mac_key());
+    MC.init_open();
+    for (auto& x : results)
+        MC.prepare_open(x);
+    MC.exchange();
+
+    if (my_number == 0)
+    {
+        cout << "res: ";
+        for (int i = 0; i < 10; i++)
+            cout << MC.finalize_open() << " ";
+        cout << endl;
+    }
+    else
+    {
+        for (int i = 0; i < n; i++)
+        {
+            auto x = MC.finalize_open();
+            if (not (x == (i / 4) or x == (i / 4 + 1)))
+            {
+                cerr << "error at " << i << ": " << x << endl;
+                exit(1);
+            }
+        }
+    }
+}