1 files changed, 26 insertions, 4 deletions

diff --git a/src/cube.c b/src/cube.c
index 0ed862f..aae3a6e 100644
--- a/src/cube.c
+++ b/src/cube.c
@@ -2,8 +2,6 @@
 
 /* Local functions ***********************************************************/
 
-static void             fix_eorleoud(CubeArray *arr);
-static void             fix_cofbcorl(CubeArray *arr);
 static void             init_inverse();
 static bool             read_invtables_file();
 static bool             write_invtables_file();
@@ -126,6 +124,30 @@ cube_to_arrays(Cube cube, CubeArray *arr, PieceFilter f)
 }
 
 void
+epos_to_compatible_ep(int epos, int *ep, int *ss)
+{
+        int i, j, k, other[8];
+        bool flag;
+
+        for (i = 0; i < 12; i++)
+                ep[i] = -1;
+
+        epos_to_partial_ep(epos, ep, ss);
+
+        for (i = 0, j = 0; i < 12; i++) {
+                flag = false;
+                for (k = 0; k < 4; k++)
+                        flag = flag || (i == ss[k]);
+                if (!flag)
+                        other[j++] = i;
+        }
+                
+        for (i = 0, j = 0; i < 12; i++)
+                if (ep[i] == -1)
+                        ep[i] = other[j++];
+}
+
+void
 epos_to_partial_ep(int epos, int *ep, int *ss)
 {
         int i, is, eposs[12], eps[4];
@@ -141,7 +163,7 @@ epos_to_partial_ep(int epos, int *ep, int *ss)
                         ep[i] = ss[eps[is++]];
 }
 
-static void
+void
 fix_eorleoud(CubeArray *arr)
 {
         int i;
@@ -163,7 +185,7 @@ fix_eorleoud(CubeArray *arr)
         }
 }
 
-static void
+void
 fix_cofbcorl(CubeArray *arr)
 {
         int i;