From 920b17efa0146aea31c5cf5097f31f44e123bfd3 Mon Sep 17 00:00:00 2001
From: Matthieu Schaller <matthieu.schaller@durham.ac.uk>
Date: Mon, 28 Jan 2013 10:13:53 +0000
Subject: [PATCH] Added missing file to the repository.
Former-commit-id: b5b39f214e101ba8db1ada6df66206d71d77a585
---
src/io_types.h | 82 ++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 82 insertions(+)
create mode 100644 src/io_types.h
diff --git a/src/io_types.h b/src/io_types.h
new file mode 100644
index 0000000000..34b8e8e6a6
--- /dev/null
+++ b/src/io_types.h
@@ -0,0 +1,82 @@
+/*******************************************************************************
+ * This file is part of SWIFT.
+ * Coypright (c) 2012 Matthieu Schaller (matthieu.schaller@durham.ac.uk).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ ******************************************************************************/
+
+#include <hdf5.h>
+
+/**
+ * @brief Error macro
+ *
+ */
+#define error(s) { fprintf( stderr , "%s:%s():%i: %s\n" , __FILE__ , __FUNCTION__ , __LINE__ , s ); abort(); }
+
+/**
+ * @brief The different types of data used in the GADGET IC files.
+ *
+ * (This is admittedly a poor substitute to C++ templates...)
+ */
+enum DATA_TYPE{INT, LONG, LONGLONG, UINT, ULONG, ULONGLONG, FLOAT, DOUBLE};
+
+/**
+ * @brief The two sorts of data present in the GADGET IC files: compulsory to start a run or optional.
+ *
+ */
+enum DATA_IMPORTANCE{COMPULSORY=1, OPTIONAL=0};
+
+/**
+ * @brief Converts a C data type to the HDF5 equivalent.
+ *
+ * This function is a trivial wrapper around the HDF5 types but allows
+ * to change the exact storage types matching the code types in a transparent way.
+ */
+static hid_t hdf5Type(enum DATA_TYPE type)
+{
+ switch(type)
+ {
+ case INT: return H5T_NATIVE_INT;
+ case UINT: return H5T_NATIVE_UINT;
+ case LONG: return H5T_NATIVE_LONG;
+ case ULONG: return H5T_NATIVE_ULONG;
+ case LONGLONG: return H5T_NATIVE_LLONG;
+ case ULONGLONG: return H5T_NATIVE_ULLONG;
+ case FLOAT: return H5T_NATIVE_FLOAT;
+ case DOUBLE: return H5T_NATIVE_DOUBLE;
+ default: error("Unknown type");
+ }
+}
+
+/**
+ * @brief Returns the memory size of the data type
+ */
+static size_t sizeOfType(enum DATA_TYPE type)
+{
+ switch(type)
+ {
+ case INT: return sizeof(int);
+ case UINT: return sizeof(unsigned int);
+ case LONG: return sizeof(long);
+ case ULONG: return sizeof(unsigned long);
+ case LONGLONG: return sizeof(long long);
+ case ULONGLONG: return sizeof(unsigned long long);
+ case FLOAT: return sizeof(float);
+ case DOUBLE: return sizeof(double);
+ default: error("Unknown type");
+ }
+}
+
+
--
GitLab