+#define BIN_NB 1001
+struct Bins
+{
+ // index of min and max bins that are != 0
+ uint32_t min, max;
+ // sum of all bins
+ uint32_t total;
+ /* bin[0]: underflow ]-INFINITY..0[
+ * bin[1]: [0..1e-6[
+ * rest defined exponentially, see binStart()
+ * bin[BIN_NB - 1]: overflow [1..INFINITY[ */
+ uint32_t bin[BIN_NB];
+};
+
+typedef struct
+{
+ /* File pointers to files where "trip times" (message latency) histogram
+ * values are output. Each host-pair has two files, one for each message
+ * direction. As for traces, the host with the smallest address is
+ * considered to be the reference for the direction of messages (ie.
+ * messages from the host with the lowest address to the host with the
+ * largest address are "sent"). */
+ FILE* ttSendPoints;
+ FILE* ttRecvPoints;
+
+ struct Bins ttSendBins;
+ struct Bins ttRecvBins;
+
+ /* File pointers to files where half round trip times (evaluated from
+ * exchanges) histogram values are output. */
+ FILE* hrttPoints;
+
+ struct Bins hrttBins;
+} AnalysisHistogramEval;
+
+typedef struct
+{
+ // These are the cpu times of the first and last interactions (message or
+ // broadcast) between two traces. The times are from the trace with the
+ // lowest traceNum.
+ uint64_t min, max;
+} Bounds;
+
+typedef struct
+{
+ /* AnalysisHistogramEval* graphs[RttKey];
+ * For this table, saddr and daddr are swapped as necessary such that
+ * saddr < daddr */
+ GHashTable* histograms;
+
+ /* Bounds bounds[traceNum][traceNum]
+ *
+ * Only the lower triangular part of the matrix is allocated, that is
+ * bounds[i][j] where i > j */
+ Bounds** bounds;
+
+#ifdef HAVE_LIBGLPK
+ /* glp_prob* lps[traceNum][traceNum]
+ *
+ * Only the lower triangular part of the matrix is allocated, that is
+ * lps[i][j] where i > j */
+ glp_prob*** lps;
+
+ /* Factors lpFactors[traceNum][traceNum]
+ *
+ * Only the lower triangular part of the matrix is allocated, that is
+ * lpFactorsArray[i][j] where i > j */
+ FactorsCHull** lpFactorsArray;
+#endif
+} AnalysisGraphsEval;
+