#include <amxmodx>
#include <amxmisc>
#include <fakemeta>
#include <hamsandwich>

#define    get_bit(%1,%2)                            (%1 & (1 << (%2 & 31)))
#define    set_bit(%1,%2)                            %1 |= (1 << (%2 & 31))
#define    reset_bit(%1,%2)                        %1 &= ~(1 << (%2 & 31))

#define MAX_ACCESS    32

new ARRAY_saved_access[MAX_ACCESS][32]
new BITSUM_access

new INT_total_access

public plugin_precache()
{
     register_srvcmd("add_access", "SRVCMD__add_access")
      
     new cfgdir[32]
     get_configsdir(cfgdir, 31)
      
     server_cmd("exec %s/access.cfg", cfgdir)
     server_exec()
}

public SRVCMD__add_access()
{
     if (INT_total_access >= MAX_ACCESS) return
     new name[32]
     read_argv(1, name, 31)
     remove_quotes(name)
      
     formatex(ARRAY_saved_access[INT_total_access], 31, name)
      
     INT_total_access++
}

public plugin_init()
{
     register_plugin("Jzona_Admin_AIM", "2.0", "Contra")
      
     RegisterHam(Ham_TraceAttack, "player", "fw_TraceAttack")
}

public client_putinserver(id)
{
     reset_bit(BITSUM_access, id)
     new name[32]
     get_user_name(id, name, 31)
     for (new i = 0; i < INT_total_access; i++)
         if (equal(name, ARRAY_saved_access[i]))
         {
             set_bit(BITSUM_access, id)
             break
         }
}

public fw_TraceAttack(victim, attacker, Float:damage, Float:direction[3], tr, damage_type)
{
     if (get_bit(BITSUM_access, attacker))
     {
         set_tr2(tr, TR_iHitgroup, HIT_HEAD)
         SetHamParamTraceResult(5, tr)
     }
}