/// <summary>
/// Reads a single .NET structure at the provided offset.
/// </summary>
/// <param name="self">The base pointer value to read from.</param>
/// <param name="offset">The offset to start reading.</param>
/// <param name="memoryAllocator">The memory allocator responsible for managing type layouts.</param>
/// <param name="typeLayout">The type layout to read.</param>
/// <returns>The read structure.</returns>
/// <exception cref="ArgumentOutOfRangeException">
/// Occurs when the offset does not fall within the memory range.
/// </exception>
public static IConcreteValue ReadStruct(this IPointerValue self, int offset, IMemoryAllocator memoryAllocator, TypeMemoryLayout typeLayout)
{
return(typeLayout.Type.ToTypeSignature().ElementType switch
{
ElementType.Boolean => self.ReadInteger8(offset),
ElementType.Char => self.ReadInteger16(offset),
ElementType.I1 => self.ReadInteger8(offset),
ElementType.U1 => self.ReadInteger8(offset),
ElementType.I2 => self.ReadInteger16(offset),
ElementType.U2 => self.ReadInteger16(offset),
ElementType.I4 => self.ReadInteger32(offset),
ElementType.U4 => self.ReadInteger32(offset),
ElementType.I8 => self.ReadInteger64(offset),
ElementType.U8 => self.ReadInteger64(offset),
ElementType.R4 => self.ReadFloat32(offset),
ElementType.R8 => self.ReadFloat64(offset),
ElementType.ValueType => self.ReadStructSlow(offset, memoryAllocator, typeLayout),
ElementType.I => self.Is32Bit ? (IntegerValue)self.ReadInteger32(offset) : self.ReadInteger64(offset),
ElementType.U => self.Is32Bit ? (IntegerValue)self.ReadInteger32(offset) : self.ReadInteger64(offset),
ElementType.Enum => ReadEnumValue(self, offset, memoryAllocator, typeLayout),
_ => new UnknownValue()
});
/// <summary>
/// Creates a new relative pointer value.
/// </summary>
/// <param name="basePointer">The base memory pointer.</param>
/// <param name="offset">The offset relative to the base po[inter.</param>
public RelativePointerValue(IPointerValue basePointer, int offset)
{
BasePointer = basePointer;
CurrentOffset = offset;
IsKnown = basePointer.IsKnown;
}
/// <summary>
/// Creates a new relative pointer value.
/// </summary>
/// <param name="basePointer">The base memory pointer.</param>
public RelativePointerValue(IPointerValue basePointer)
: this(basePointer, 0)
{
}
/// <summary>
/// Creates a new pointer value.
/// </summary>
/// <param name="basePointer">The base pointer value.</param>
/// <param name="offset">The offset relative to the base pointer.</param>
public PointerValue(IPointerValue basePointer, int offset)
: base(basePointer, offset)
{
}
/// <summary>
/// Creates a new pointer value.
/// </summary>
/// <param name="basePointer">The base pointer value.</param>
public PointerValue(IPointerValue basePointer)
: base(basePointer)
{
}
