gameserv/hash.cpp

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