What was found
IFSD / DIV - DURING CLIMB, ADV APPEARED W/FLASHING ZERO OIL QUANTITY. EVENTUALLY LOW OIL PRESSURE AND ECAM DROVE US TO SHUT DOWN ENG #1. AIR DIVERSION TO HNL. REMOVED #1 GREEN HYD EDP PER AMM 29-11-51. FOUND TORN SPLINE SEAL. NEED TO REPLACE SPLINE SEAL AND FLANGE GASKET. INPSECTED #1 ENGINE FOR MORE OIL LEAKS. NONE FOUND. ONLY LEAKING FROM EDP DRAIN MAST. PILOT SHUTDOWN ENGINE #1 15-20 MIN PRIOR TO LANDING. INSPECTED #1 ENG OIL FILTER & MAG CHIP COLLECTORS. NO METAL PRESENT. CONFIRMED #1 ENG STILL HAS OIL (MORE THAN 2 GALLONS). CONFIRMED #1 ENG HAD OIL PRESSURE WHILE WINDMILLING. ALL WORK DONE PER AMM 72-00-00-210-814-A AND W/O 330266 TASK CARD E105-C30069-PERM. REMOVED GREEN EDP, REPLACED SPLINE SEAL AND GASKET. REINSTALLED EDP PER AMM 29-11-51-400-805-A.