ENgetlinkvalue(EN_LINKPATTERN) allows to retrieve pump patterns.

src/epanet.c

@@ -1738,6 +1738,11 @@ int DLLEXPORT ENgetlinkvalue(int index, int code, float *value)
          v = avgqual(index) * Ucf[LINKQUAL];
          break;
 
+      case EN_LINKPATTERN:
+         if (Link[index].Type == PUMP)
+            v = (double)Pump[PUMPINDEX(index)].Upat;
+         break;
+         
       default: return(251);
    }
    *value = (float)v;

src/toolkit.h

@@ -79,6 +79,7 @@ AUTHOR:     L. Rossman
 #define EN_SETTING      12
 #define EN_ENERGY       13
 #define EN_LINKQUAL     14     /* TNT */
+#define EN_LINKPATTERN  15
 
 #define EN_DURATION     0    /* Time parameters */
 #define EN_HYDSTEP      1