Merge pull request #236 from zk-passport/feat/brainpool-circuits

add brainpool circuits

circuits/circuits/utils/brainpool/brainpoolP256r1/brainpoolFunc.circom

@@ -0,0 +1,84 @@
+pragma circom 2.1.6;
+
+function get_order(CHUNK_SIZE,CHUNK_NUMBER){
+
+    assert ((CHUNK_SIZE == 43) && (CHUNK_NUMBER == 6));
+
+    var ORDER[6];
+
+    ORDER[0] = 7157953615527;
+    ORDER[1] = 4625125213121;
+    ORDER[2] = 6807085551317;
+    ORDER[3] = 5808117106360;
+    ORDER[4] = 7604705420896;
+    ORDER[5] = 1460132624195;
+
+    return ORDER;
+}
+
+function get_params(CHUNK_SIZE,CHUNK_NUMBER){
+
+    assert ((CHUNK_SIZE == 43) && (CHUNK_NUMBER == 6));
+
+    var A[6];
+    var P[6];
+    var B[6];
+
+    var PARAMS[3][6];
+
+    A[0] = 3594672715225;
+    A[1] = 3897911224649;
+    A[2] = 8718806090907;
+    A[3] = 2852407574515;
+    A[4] = 3036634083175;
+    A[5] = 1076762962936;
+
+    B[0] = 4505413093302;
+    B[1] = 7680371292571;
+    B[2] = 6966711199091;
+    B[3] = 3216358751839;
+    B[4] = 5105446236939;
+    B[5] = 333811603922;
+
+
+    P[0] = 125081375607;
+    P[1] = 5239944249961;
+    P[2] = 1893809557332;
+    P[3] = 5808117106361;
+    P[4] = 7604705420896;
+    P[5] = 1460132624195;
+
+    PARAMS[0] = A;
+    PARAMS[1] = B;
+    PARAMS[2] = P;
+
+    return PARAMS;
+}
+
+function get_dummy_point(CHUNK_SIZE,CHUNK_NUMBER){
+
+    assert ((CHUNK_SIZE == 43) && (CHUNK_NUMBER == 6));
+
+    var G_X[6];
+    G_X[0] = 3388304235908;
+    G_X[1] = 4032733930425;
+    G_X[2] = 7365882166150;
+    G_X[3] = 7483795453108;
+    G_X[4] = 4735531870343;
+    G_X[5] = 20153295753;   
+
+    var G_Y[6];
+    G_Y[0] = 2121852786555;
+    G_Y[1] = 2023660523771;
+    G_Y[2] = 377054420119;
+    G_Y[3] = 2147401067624;
+    G_Y[4] = 1307469495555;
+    G_Y[5] = 559867427305;   
+
+    var DUMMY[2][6];
+    DUMMY[0] = G_X;
+    DUMMY[1] = G_Y;
+    return DUMMY;
+}
+
+