FastCollections-FastHashMap/Src/ColHash/Hash/Generic.mqh

//+------------------------------------------------------------------+
//|                                                      Generic.mqh |
//|                                  Copyright 2026, Niquel Mendoza. |
//|                                            https://www.mql5.com/ |
//+------------------------------------------------------------------+
#property copyright "Copyright 2026, Niquel Mendoza."
#property link      "https://www.mql5.com/"
#property strict

#ifndef FASTCOLLECTIONSBYLEO_COLHASH_HASH_GENERIC_MQH
#define FASTCOLLECTIONSBYLEO_COLHASH_HASH_GENERIC_MQH

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
namespace TSN
{
class CGenericHash_string
 {
public:
                     CGenericHash_string(void) {}
                    ~CGenericHash_string(void) {}
  static __forceinline bool Eq(const string& a, const string& b) { return a == b; }
  static   ulong     Hash(const string& key)
   {
    ulong hash = 14695981039346656037ULL;
    const int len = StringLen(key);
    for(int i = 0; i < len; i++)
     {
      hash ^= (ulong)key[i];
      hash *= 1099511628211ULL;
     }
    return hash;
   }
 };
}
//+------------------------------------------------------------------+
#endif // FASTCOLLECTIONSBYLEO_COLHASH_HASH_GENERIC_MQH