static bool ItemPut( address *addr, const item_mach *item, item_type typ )
{
unsigned size = Sizes[typ & IT_TYPE_MASK];
if( typ & IT_DEC )
addr->mach.offset -= size;
if( typ & IT_IO ) {
if( PortPoke( addr->mach.offset, item, size ) != size ) {
if( typ & IT_ERR ) {
Error( ERR_NONE, LIT_ENG( ERR_NO_WRITE_PORT ), *addr );
}
return( false );
}
} else {
if( ChangeMem( *addr, item, size ) != size ) {
if( typ & IT_ERR ) {
Error( ERR_NONE, LIT_ENG( ERR_NO_WRITE_MEM ), *addr );
}
return( false );
}
}
if( typ & IT_INC )
addr->mach.offset += size;
return( true );
}
void ChangeMemUndoable( address addr, const void *data, size_t size )
{
char *p;
char *end;
if( AdvMachState( ACTION_MODIFY_MEMORY ) ) {
ChangeMem( addr, data, size );
end = TxtBuff + TXT_LEN;
p = Format( TxtBuff, "%s %A", GetCmdName( CMD_MODIFY ), addr );
for( ; size > 0 && p < end - ( 2 + 8 ); --size ) {
p = StrCopy( ", ", p );
p = CnvULong( *(unsigned char *)data, p, end - p );
data = (char *)data + 1;
}
RecordEvent( TxtBuff );
DbgUpdate( UP_MEM_CHANGE );
CollapseMachState();
}
}
void ChangeMemUndoable( address addr, const void *item, unsigned size )
{
char *p;
const unsigned char *it;
char *end;
if( AdvMachState( ACTION_MODIFY_MEMORY ) ) {
ChangeMem( addr, item, size );
it = item;
end = TxtBuff + TXT_LEN;
p = Format( TxtBuff, "%s %A", GetCmdName( CMD_MODIFY ), addr );
for( ; size > 0; --size ) {
p = StrCopy( ", ", p );
p = CnvULong( *it++, p, end - p );
}
RecordEvent( TxtBuff );
DbgUpdate( UP_MEM_CHANGE );
CollapseMachState();
}
}