Robust/src/Runtime/DSTM/interface/dht.h

   1 #ifndef _DHT_H
   2 #define _DHT_H
   3
   4 #include <stdio.h>
   5
   6 /*******************************************************************************
   7 *                             Local Structs
   8 *******************************************************************************/
   9
  10 #define DHT_NO_KEY_LIMIT 0xFFFFFFFF
  11
  12 /*******************************************************************************
  13 *                       Interface Function Prototypes
  14 *******************************************************************************/
  15
  16 //called by host which joins (or starts) the system
  17 void dhtInit(unsigned int seedIp, unsigned int maxKeyCapaciy);
  18 //exit system, cleanup
  19 void dhtExit();
  20
  21 //called by whoever performs the creation, move, deletion
  22
  23 //returns 0 if successful, -1 if an error occurred
  24 int dhtInsert(unsigned int key, unsigned int val);
  25 //simultaneously inserts the key-val pairs in the given arrays
  26 int dhtInsertMult(unsigned int numKeys, unsigned int *keys,     unsigned int *vals);
  27 //returns 0 if successful, -1 if an error occurred
  28 int dhtRemove(unsigned int key);
  29 //simultaneously delete the keys in the given array
  30 int dhtRemoveMult(unsigned int numKeys, unsigned int *keys);
  31 //returns 0 if successful and copies val into *val,
  32 // 1 if key not found, -1 if an error occurred
  33 int dhtSearch(unsigned int key, unsigned int *val);
  34 //simultaneously search for the vals that correspond to the given keys.
  35 // result is placed in vals[]
  36 int dhtSearchMult(unsigned int numKeys, unsigned int *keys, unsigned int *vals);
  37 #endif
  38