public DeviceState(IReadOnlyDictionary <string, RwCallback> callbacks = null, Action <string> debugLogCallback = null)
{
int size = (Unsafe.SizeOf <TState>() + RegisterSize - 1) / RegisterSize;
_readableRegisters = new BitArray(size);
_writableRegisters = new BitArray(size);
_readCallbacks = new Dictionary <int, Func <int> >();
_writeCallbacks = new Dictionary <int, Action <int> >();
if (debugLogCallback != null)
{
_fieldNamesForDebug = new Dictionary <int, string>();
_debugLogCallback = debugLogCallback;
}
var fields = typeof(TState).GetFields();
int offset = 0;
for (int fieldIndex = 0; fieldIndex < fields.Length; fieldIndex++)
{
var field = fields[fieldIndex];
var regAttr = field.GetCustomAttributes <RegisterAttribute>(false).FirstOrDefault();
int sizeOfField = SizeCalculator.SizeOf(field.FieldType);
for (int i = 0; i < ((sizeOfField + 3) & ~3); i += 4)
{
_readableRegisters[(offset + i) / RegisterSize] = regAttr?.AccessControl.HasFlag(AccessControl.ReadOnly) ?? true;
_writableRegisters[(offset + i) / RegisterSize] = regAttr?.AccessControl.HasFlag(AccessControl.WriteOnly) ?? true;
}
if (callbacks != null && callbacks.TryGetValue(field.Name, out var cb))
{
if (cb.Read != null)
{
_readCallbacks.Add(offset, cb.Read);
}
if (cb.Write != null)
{
_writeCallbacks.Add(offset, cb.Write);
}
}
if (debugLogCallback != null)
{
_fieldNamesForDebug.Add(offset, field.Name);
}
offset += sizeOfField;
}
Debug.Assert(offset == Unsafe.SizeOf <TState>());
}
public DeviceState(IReadOnlyDictionary <string, RwCallback> callbacks = null, Action <string> debugLogCallback = null)
{
_readCallbacks = new Func <int> [Size];
_writeCallbacks = new Action <int> [Size];
if (debugLogCallback != null)
{
_fieldNamesForDebug = new Dictionary <uint, string>();
_debugLogCallback = debugLogCallback;
}
var fields = typeof(TState).GetFields();
int offset = 0;
for (int fieldIndex = 0; fieldIndex < fields.Length; fieldIndex++)
{
var field = fields[fieldIndex];
int sizeOfField = SizeCalculator.SizeOf(field.FieldType);
for (int i = 0; i < ((sizeOfField + 3) & ~3); i += 4)
{
int index = (offset + i) / RegisterSize;
if (callbacks != null && callbacks.TryGetValue(field.Name, out var cb))
{
if (cb.Read != null)
{
_readCallbacks[index] = cb.Read;
}
if (cb.Write != null)
{
_writeCallbacks[index] = cb.Write;
}
}
}
if (debugLogCallback != null)
{
_fieldNamesForDebug.Add((uint)offset, field.Name);
}
offset += sizeOfField;
}
Debug.Assert(offset == Unsafe.SizeOf <TState>());
}