1 files changed, 55 insertions, 0 deletions
diff --git a/Carpet/CarpetLib/src/mpi_string.hh b/Carpet/CarpetLib/src/mpi_string.hh
new file mode 100644
index 000000000..6ed8d447d
--- /dev/null
+++ b/Carpet/CarpetLib/src/mpi_string.hh
@@ -0,0 +1,55 @@
+#include <string>
+#include <vector>
+
+#include <cctk.h>
+
+#include <mpi.h>
+
+
+
+namespace CarpetLib
+{
+  
+  using namespace std;
+  
+  
+  
+  // String communication
+  
+  vector <string>
+  allgather_string (MPI_Comm comm,
+                    string const & data);
+  
+  vector <string>
+  alltoallv_string (MPI_Comm comm,
+                    vector <string> const & data);
+  
+  string
+  broadcast_string (MPI_Comm comm, int root,
+                    string const & data);
+  
+  
+  
+  // Arbitrary datatypes
+  
+  template <typename T>
+  vector <vector <T> >
+  allgatherv (MPI_Comm comm,
+              vector <T> const & data);
+  
+  template <typename T>
+  vector <T>
+  alltoall (MPI_Comm comm,
+            vector <T> const & data);
+  
+  template <typename T>
+  vector <vector <T> >
+  alltoallv (MPI_Comm comm,
+             vector <vector <T> > const & data);
+  
+  template <typename T>
+  vector <T>
+  alltoallv1 (MPI_Comm comm,
+              vector <vector <T> > const & data);
+  
+} // namespace CarpetLib