gameserv/hash.cpp

   1 #include "extern.h"
   2 #include "aClient.h"
   3 #include <ctype.h>
   4
   5 unsigned long sHASH(const unsigned char *name);
   6 unsigned long iHASH(const unsigned char *name);
   7 list<Player*> players[U_TABLE_SIZE];
   8
   9 unsigned long sHASH(const unsigned char *name)
  10 {
  11   unsigned long h = 0, g;
  12
  13   while (*name)
  14   {
  15     h = (h << 4) + (*name++); // Case sensitive for numerics
  16     if ((g = (h & 0xF0000000)))
  17       h ^= g >> 24;
  18     h &= ~g;
  19   }
  20   return h % U_TABLE_SIZE;
  21 }
  22
  23 unsigned long iHASH(const unsigned char *name)
  24 {
  25   unsigned long h = 0, g;
  26
  27   while (*name)
  28   {
  29     h = (h << 4) + tolower(*name++);
  30     if ((g = (h & 0xF0000000)))
  31       h ^= g >> 24;
  32     h &= ~g;
  33   }
  34   return h % U_TABLE_SIZE;
  35 }