Changeset a4fee13 for GenericIO.h

Timestamp:

10/09/15 19:14:02 (9 years ago)

Author:

Hal Finkel <hfinkel@…>

Branches:

master, pympi

Children:

8f0a211

Parents:

406b50a

git-author:

Hal Finkel <hfinkel@…> (10/09/15 19:14:02)

git-committer:

Hal Finkel <hfinkel@…> (10/09/15 19:14:02)

Message:

Implement reading of files of non-native Endianness

File:

• GenericIO.h (modified) (5 diffs)

GenericIO.h

@@ -288 +288 @@
   int readGlobalRankNumber(int EffRank = -1);
 
- void readData(int EffRank = -1, bool PrintStats = true, bool CollStats = true);
+  void readData(int EffRank = -1, bool PrintStats = true, bool CollStats = true);
 
   void close() {
@@ -319 +319 @@
   }
 #endif
+
+private:
+  // Implementation functions templated on the Endianness of the underlying
+  // data.
+
+#ifndef GENERICIO_NO_MPI
+  template <bool IsBigEndian>
+  void write();
+#endif
+
+  template <bool IsBigEndian>
+  void readHeaderLeader(void *GHPtr, bool MustMatch, int SplitNRanks,
+                        std::string &LocalFileName, uint64_t &HeaderSize,
+                        std::vector<char> &Header);
+
+  template <bool IsBigEndian>
+  int readNRanks();
+
+  template <bool IsBigEndian>
+  void readDims(int Dims[3]);
+
+  template <bool IsBigEndian>
+  uint64_t readTotalNumElems();
+
+  template <bool IsBigEndian>
+  void readPhysOrigin(double Origin[3]);
+
+  template <bool IsBigEndian>
+  void readPhysScale(double Scale[3]);
+
+  template <bool IsBigEndian>
+  int readGlobalRankNumber(int EffRank);
+
+  template <bool IsBigEndian>
+  size_t readNumElems(int EffRank);
+
+  template <bool IsBigEndian>
+  void readCoords(int Coords[3], int EffRank);
+
+  template <bool IsBigEndian>
+  void readData(int EffRank, bool PrintStats, bool CollStats);
+
+  template <bool IsBigEndian>
+  void getVariableInfo(std::vector<VariableInfo> &VI);
 
 protected:
@@ -378 +422 @@
     }
 
+    bool isBigEndian() {
+      return CountedFH ? CountedFH->IsBigEndian : false;
+    }
+
+    void setIsBigEndian(bool isBE) {
+      CountedFH->IsBigEndian = isBE;
+    }
+
     void allocate() {
       close();
@@ -393 +445 @@
 
     struct FHWCnt {
-      FHWCnt() : GFIO(0), Cnt(1) {}
+      FHWCnt() : GFIO(0), Cnt(1), IsBigEndian(false) {}
 
       ~FHWCnt() {
@@ -411 +463 @@
       // Used for reading
       std::vector<char> HeaderCache;
+      bool IsBigEndian;
     };