function H2I takes handle h returns integer
return GetHandleId(h)
endfunction

function I2U takes integer i returns unit
call SaveFogStateHandle(udg_Hash,1,0,ConvertFogState(i))
return LoadUnitHandle(udg_Hash,1,0)
endfunction

function I2E takes integer i returns effect
call SaveFogStateHandle(udg_Hash,2,0,ConvertFogState(i))
return LoadEffectHandle(udg_Hash,2,0)
endfunction

function I2L takes integer i returns location
call SaveFogStateHandle(udg_Hash,3,0,ConvertFogState(i))
return LoadLocationHandle(udg_Hash,3,0)
endfunction

function I2It takes integer i returns item
call SaveFogStateHandle(udg_Hash,4,0,ConvertFogState(i))
return LoadItemHandle(udg_Hash,4,0)
endfunction

function I2Rec takes integer i returns rect
call SaveFogStateHandle(udg_Hash,5,0,ConvertFogState(i))
return LoadRectHandle(udg_Hash,5,0)
endfunction

function I2Gr takes integer i returns group
call SaveFogStateHandle(udg_Hash,6,0,ConvertFogState(i))
return LoadGroupHandle(udg_Hash,6,0)
endfunction

function get_object_iparam takes handle h, string key returns integer
   return LoadInteger(udg_Hash, GetHandleId(h), StringHash(key))
endfunction

function set_object_iparam takes handle h, string key, integer val returns nothing
   call SaveInteger(udg_Hash, GetHandleId(h), StringHash(key), val)
endfunction

function get_object_rparam takes handle h, string key returns real
   return LoadReal(udg_Hash, GetHandleId(h), StringHash(key))
endfunction

function set_object_rparam takes handle h, string key, real val returns nothing
   call SaveReal(udg_Hash, GetHandleId(h), StringHash(key), val)
endfunction

function get_object_bparam takes handle h, string key returns boolean
   return LoadBoolean(udg_Hash, GetHandleId(h), StringHash(key))
endfunction

function set_object_bparam takes handle h, string key, boolean val returns nothing
   call SaveBoolean(udg_Hash, GetHandleId(h), StringHash(key), val)
endfunction

function get_object_sparam takes handle h, string key returns string
   return LoadStr(udg_Hash, GetHandleId(h), StringHash(key))
endfunction

function set_object_sparam takes handle h, string key, string val returns nothing
   call SaveStr(udg_Hash,GetHandleId(h), StringHash(key), val)
endfunction

function get_object_uparam takes handle h, string key returns unit
   return I2U(LoadInteger(udg_Hash, GetHandleId(h), StringHash(key)))
endfunction

function get_object_eparam takes handle h, string key returns effect
   return I2E(LoadInteger(udg_Hash, GetHandleId(h), StringHash(key)))
endfunction

function get_object_lparam takes handle h, string key returns location
   return I2L(LoadInteger(udg_Hash, GetHandleId(h), StringHash(key)))
endfunction

function get_object_itparam takes handle h, string key returns item
   return I2It(LoadInteger(udg_Hash, GetHandleId(h), StringHash(key)))
endfunction

function get_object_recparam takes handle h, string key returns rect
   return I2Rec(LoadInteger(udg_Hash, GetHandleId(h), StringHash(key)))
endfunction

function get_object_grparam takes handle h, string key returns group
   return I2Gr(LoadInteger(udg_Hash, GetHandleId(h), StringHash(key)))
endfunction

function flush_object takes handle h returns nothing
   call FlushChildHashtable(udg_Hash, GetHandleId(h))
endfunction