1721 lines
59 KiB
C#
1721 lines
59 KiB
C#
#pragma warning disable 1591
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#define CODE_ANALYSIS
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using System;
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using System.Runtime.InteropServices;
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using System.Collections.Generic;
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using System.Security.Permissions;
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using System.Security;
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using System.Diagnostics.CodeAnalysis;
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using System.Runtime.Serialization;
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using static Eina.EinaNative.UnsafeNativeMethods;
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using static Eina.TraitFunctions;
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namespace Eina {
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namespace EinaNative {
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// Structs to be passed from/to C when dealing with containers and
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// optional values.
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[StructLayout(LayoutKind.Sequential)]
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struct Value_Array
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{
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public IntPtr subtype;
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public uint step;
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public IntPtr subarray;
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}
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[StructLayout(LayoutKind.Sequential)]
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struct Value_List
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{
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public IntPtr subtype;
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public IntPtr sublist;
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}
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[SuppressUnmanagedCodeSecurityAttribute]
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static internal class UnsafeNativeMethods {
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[DllImport(efl.Libs.Eina)]
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internal static extern IntPtr eina_value_new(IntPtr type);
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[DllImport(efl.Libs.Eina)]
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internal static extern void eina_value_free(IntPtr type);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_convert(IntPtr handle, IntPtr convert);
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// Wrapped and helper methods
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[DllImport(efl.Libs.CustomExports)]
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internal static extern int eina_value_sizeof();
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[DllImport(efl.Libs.CustomExports, CharSet=CharSet.Ansi)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_string(IntPtr handle, string value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_uchar(IntPtr handle, byte value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_char(IntPtr handle, sbyte value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_short(IntPtr handle, short value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_ushort(IntPtr handle, ushort value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_int(IntPtr handle, int value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_uint(IntPtr handle, uint value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_long(IntPtr handle, long value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_ulong(IntPtr handle, ulong value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_float(IntPtr handle, float value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_double(IntPtr handle, double value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_set_wrapper_ptr(IntPtr handle, IntPtr value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_setup_wrapper(IntPtr handle, IntPtr type);
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[DllImport(efl.Libs.CustomExports)]
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internal static extern void eina_value_flush_wrapper(IntPtr handle);
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr eina_value_type_get_wrapper(IntPtr handle);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out IntPtr output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out Value_List output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out Value_Array output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out byte output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out sbyte output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out short output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out ushort output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out int output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out uint output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out long output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out ulong output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out float output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_get_wrapper(IntPtr handle, out double output);
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[DllImport(efl.Libs.CustomExports)]
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internal static extern int eina_value_compare_wrapper(IntPtr handle, IntPtr other);
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[DllImport(efl.Libs.Eina, CharSet=CharSet.Ansi)]
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internal static extern IntPtr eina_value_to_string(IntPtr handle); // We take ownership of the returned string.
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_array_setup_wrapper(IntPtr handle, IntPtr subtype, uint step);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_list_setup_wrapper(IntPtr handle, IntPtr subtype);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_array_append_wrapper(IntPtr handle, IntPtr data);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_list_append_wrapper(IntPtr handle, IntPtr data);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_array_get_wrapper(IntPtr handle, int index, out IntPtr output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_list_get_wrapper(IntPtr handle, int index, out IntPtr output);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_array_set_wrapper(IntPtr handle, int index, IntPtr value);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_list_set_wrapper(IntPtr handle, int index, IntPtr value);
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr eina_value_array_subtype_get_wrapper(IntPtr handle);
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr eina_value_list_subtype_get_wrapper(IntPtr handle);
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[DllImport(efl.Libs.CustomExports)]
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internal static extern uint eina_value_array_count_wrapper(IntPtr handle);
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[DllImport(efl.Libs.CustomExports)]
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internal static extern uint eina_value_list_count_wrapper(IntPtr handle);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_empty_is_wrapper(IntPtr handle, [MarshalAsAttribute(UnmanagedType.U1)] out bool empty);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref byte value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref sbyte value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref short value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref ushort value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref int value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref uint value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref long value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref ulong value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref float value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref double value);
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[DllImport(efl.Libs.Eina, CharSet=CharSet.Ansi)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, ref string value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pset(IntPtr handle, IntPtr subtype, IntPtr value);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_reset(IntPtr handle);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out Eina.EinaNative.Value_Array output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out Eina.EinaNative.Value_List output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out IntPtr output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out byte output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out sbyte output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out short output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out ushort output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out int output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out uint output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out long output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out ulong output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out float output);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_optional_pget(IntPtr handle, out double output);
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr eina_value_optional_type_get_wrapper(IntPtr handle);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_pset_wrapper(IntPtr handle, ref Eina.EinaNative.Value_Array ptr);
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[DllImport(efl.Libs.CustomExports)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_pset_wrapper(IntPtr handle, ref Eina.EinaNative.Value_List ptr);
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[DllImport(efl.Libs.Eina)]
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[return: MarshalAsAttribute(UnmanagedType.U1)]
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internal static extern bool eina_value_copy(IntPtr src, IntPtr dest);
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// Supported types
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// 8 bits byte
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_byte();
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_sbyte();
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// 16 bits short
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_short();
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_ushort();
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// 32 bits ints
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_int32();
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_uint32();
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// 64 bit longs
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_long();
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_ulong();
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// In C# long and int 64 are synonyms, but in Eina Value they are separate types.
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_int64();
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_uint64();
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// Floating point
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_float();
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_double();
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_string();
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// Collections
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_array();
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_list();
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// Optional
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_optional();
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// Error
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[DllImport(efl.Libs.CustomExports)]
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internal static extern IntPtr type_error();
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}
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}
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/// <summary>Struct for passing Values by value to Unmanaged functions.</summary>
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[StructLayout(LayoutKind.Sequential)]
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public struct ValueNative
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{
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public IntPtr Type;
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public IntPtr Value; // Atually an Eina_Value_Union, but it is padded to 8 bytes.
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public override string ToString()
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{
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return $"ValueNative<Type:0x{Type.ToInt64():x}, Value:0x{Value.ToInt64():x}>";
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}
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}
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/// <summary>Exception for trying to access flushed values.</summary>
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[Serializable]
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public class ValueFlushedException : Exception
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{
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/// <summary> Default constructor.</summary>
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public ValueFlushedException() : base () { }
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/// <summary> Most commonly used contructor.</summary>
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public ValueFlushedException(string msg) : base(msg) { }
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/// <summary> Wraps an inner exception.</summary>
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public ValueFlushedException(string msg, Exception inner) : base(msg, inner) { }
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/// <summary> Serializable constructor.</summary>
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protected ValueFlushedException(SerializationInfo info, StreamingContext context) : base(info, context) { }
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}
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/// <summary>Exception for failures when setting an container item.</summary>
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[Serializable]
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public class SetItemFailedException : Exception
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{
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/// <summary> Default constructor.</summary>
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public SetItemFailedException() : base () { }
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/// <summary> Most commonly used contructor.</summary>
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public SetItemFailedException(string msg) : base(msg) { }
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/// <summary> Wraps an inner exception.</summary>
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public SetItemFailedException(string msg, Exception inner) : base(msg, inner) { }
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/// <summary> Serializable constructor.</summary>
|
|
protected SetItemFailedException(SerializationInfo info, StreamingContext context) : base(info, context) { }
|
|
}
|
|
|
|
/// <summary>Exception for methods that must have been called on a container.</summary>
|
|
[Serializable]
|
|
public class InvalidValueTypeException: Exception
|
|
{
|
|
/// <summary> Default constructor.</summary>
|
|
public InvalidValueTypeException() : base () { }
|
|
/// <summary> Most commonly used contructor.</summary>
|
|
public InvalidValueTypeException(string msg) : base(msg) { }
|
|
/// <summary> Wraps an inner exception.</summary>
|
|
public InvalidValueTypeException(string msg, Exception inner) : base(msg, inner) { }
|
|
/// <summary> Serializable constructor.</summary>
|
|
protected InvalidValueTypeException(SerializationInfo info, StreamingContext context) : base(info, context) { }
|
|
}
|
|
|
|
|
|
/// <summary>Managed-side Enum to represent Eina_Value_Type constants</summary>
|
|
public enum ValueType {
|
|
/// <summary>Signed 8 bit integer. Same as 'sbyte'</summary>
|
|
SByte,
|
|
/// <summary>Unsigned 8 bit integer. Same as 'byte'</summary>
|
|
Byte,
|
|
/// <summary>Signed 16 bit integer. Same as 'short'</summary>
|
|
Short,
|
|
/// <summary>Unsigned 16 bit integer. Same as 'ushort'</summary>
|
|
UShort,
|
|
/// <summary>Signed 32 bit integer. Same as 'int'</summary>
|
|
Int32,
|
|
/// <summary>Unsigned 32 bit integer. Same as 'uint'</summary>
|
|
UInt32,
|
|
/// <summary>Signed long integer. Same as 'long'</summary>
|
|
Long,
|
|
/// <summary>Unsigned long integer. Same as 'ulong'</summary>
|
|
ULong,
|
|
/// <summary>Signed 64 bit integer. Same as 'long'</summary>
|
|
Int64,
|
|
/// <summary>Unsigned 64 bit integer. Same as 'ulong'</summary>
|
|
UInt64,
|
|
/// <summary>4-byte float. Same as 'float'</summary>
|
|
Float,
|
|
/// <summary>8-byte double. Same as 'double'</summary>
|
|
Double,
|
|
/// <summary>Strings</summary>
|
|
String,
|
|
/// <summary>Array of Value items.</summary>
|
|
Array,
|
|
/// <summary>Linked list of Value items.</summary>
|
|
List,
|
|
/// <summary>Map of string keys to Value items.</summary>
|
|
Hash,
|
|
/// <summary>Optional (aka empty) values.</summary>
|
|
Optional,
|
|
/// <summary>Error values.</summary>
|
|
Error,
|
|
/// <summary>Empty values.</summary>
|
|
Empty,
|
|
}
|
|
|
|
static class ValueTypeMethods {
|
|
public static bool IsNumeric(this ValueType val)
|
|
{
|
|
switch (val) {
|
|
case ValueType.SByte:
|
|
case ValueType.Byte:
|
|
case ValueType.Short:
|
|
case ValueType.UShort:
|
|
case ValueType.Int32:
|
|
case ValueType.UInt32:
|
|
case ValueType.Long:
|
|
case ValueType.ULong:
|
|
case ValueType.Int64:
|
|
case ValueType.UInt64:
|
|
case ValueType.Float:
|
|
case ValueType.Double:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public static bool IsString(this ValueType val)
|
|
{
|
|
switch(val) {
|
|
case ValueType.String:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public static bool IsContainer(this ValueType val)
|
|
{
|
|
switch(val) {
|
|
case ValueType.Array:
|
|
case ValueType.List:
|
|
case ValueType.Hash:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public static bool IsOptional(this ValueType val)
|
|
{
|
|
return val == ValueType.Optional;
|
|
}
|
|
|
|
public static bool IsError(this ValueType val)
|
|
{
|
|
return val == ValueType.Error;
|
|
}
|
|
|
|
/// <summary>Returns the Marshal.SizeOf for the given ValueType native structure.</summary>
|
|
public static int MarshalSizeOf(this ValueType val)
|
|
{
|
|
switch (val) {
|
|
case ValueType.Array:
|
|
return Marshal.SizeOf(typeof(EinaNative.Value_Array));
|
|
case ValueType.List:
|
|
return Marshal.SizeOf(typeof(EinaNative.Value_List));
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
static class ValueTypeBridge
|
|
{
|
|
private static Dictionary<ValueType, IntPtr> ManagedToNative = new Dictionary<ValueType, IntPtr>();
|
|
private static Dictionary<IntPtr, ValueType> NativeToManaged = new Dictionary<IntPtr, ValueType>();
|
|
private static bool TypesLoaded; // CLR defaults to false;
|
|
|
|
public static ValueType GetManaged(IntPtr native)
|
|
{
|
|
if (!TypesLoaded)
|
|
LoadTypes();
|
|
|
|
return NativeToManaged[native];
|
|
}
|
|
|
|
public static IntPtr GetNative(ValueType valueType)
|
|
{
|
|
if (!TypesLoaded)
|
|
LoadTypes();
|
|
|
|
return ManagedToNative[valueType];
|
|
}
|
|
|
|
private static void LoadTypes()
|
|
{
|
|
Eina.Config.Init(); // Make sure eina is initialized.
|
|
|
|
ManagedToNative.Add(ValueType.SByte, type_sbyte());
|
|
NativeToManaged.Add(type_sbyte(), ValueType.SByte);
|
|
|
|
ManagedToNative.Add(ValueType.Byte, type_byte());
|
|
NativeToManaged.Add(type_byte(), ValueType.Byte);
|
|
|
|
ManagedToNative.Add(ValueType.Short, type_short());
|
|
NativeToManaged.Add(type_short(), ValueType.Short);
|
|
|
|
ManagedToNative.Add(ValueType.UShort, type_ushort());
|
|
NativeToManaged.Add(type_ushort(), ValueType.UShort);
|
|
|
|
ManagedToNative.Add(ValueType.Int32, type_int32());
|
|
NativeToManaged.Add(type_int32(), ValueType.Int32);
|
|
|
|
ManagedToNative.Add(ValueType.UInt32, type_uint32());
|
|
NativeToManaged.Add(type_uint32(), ValueType.UInt32);
|
|
|
|
ManagedToNative.Add(ValueType.Long, type_long());
|
|
NativeToManaged.Add(type_long(), ValueType.Long);
|
|
|
|
ManagedToNative.Add(ValueType.ULong, type_ulong());
|
|
NativeToManaged.Add(type_ulong(), ValueType.ULong);
|
|
|
|
ManagedToNative.Add(ValueType.Int64, type_int64());
|
|
NativeToManaged.Add(type_int64(), ValueType.Int64);
|
|
|
|
ManagedToNative.Add(ValueType.UInt64, type_uint64());
|
|
NativeToManaged.Add(type_uint64(), ValueType.UInt64);
|
|
|
|
ManagedToNative.Add(ValueType.Float, type_float());
|
|
NativeToManaged.Add(type_float(), ValueType.Float);
|
|
|
|
ManagedToNative.Add(ValueType.Double, type_double());
|
|
NativeToManaged.Add(type_double(), ValueType.Double);
|
|
|
|
ManagedToNative.Add(ValueType.String, type_string());
|
|
NativeToManaged.Add(type_string(), ValueType.String);
|
|
|
|
ManagedToNative.Add(ValueType.Array, type_array());
|
|
NativeToManaged.Add(type_array(), ValueType.Array);
|
|
|
|
ManagedToNative.Add(ValueType.List, type_list());
|
|
NativeToManaged.Add(type_list(), ValueType.List);
|
|
|
|
ManagedToNative.Add(ValueType.Optional, type_optional());
|
|
NativeToManaged.Add(type_optional(), ValueType.Optional);
|
|
|
|
ManagedToNative.Add(ValueType.Error, type_error());
|
|
NativeToManaged.Add(type_error(), ValueType.Error);
|
|
|
|
ManagedToNative.Add(ValueType.Empty, IntPtr.Zero);
|
|
NativeToManaged.Add(IntPtr.Zero, ValueType.Empty);
|
|
|
|
TypesLoaded = true;
|
|
}
|
|
}
|
|
|
|
/// <summary>Wrapper around Eina_Value generic storage.
|
|
///
|
|
/// <para>Eina_Value is EFL's main workhorse to deal with storing generic data in
|
|
/// an uniform way.</para>
|
|
///
|
|
/// <para>It comes with predefined types for numbers, strings, array, list, hash,
|
|
/// blob and structs. It is able to convert between data types, including
|
|
/// to string.</para>
|
|
/// </summary>
|
|
public class Value : IDisposable, IComparable<Value>, IEquatable<Value>
|
|
{
|
|
|
|
// Unmanaged type - Managed type mapping
|
|
// Ok EINA_VALUE_TYPE_UCHAR: unsigned char -- byte
|
|
// Ok EINA_VALUE_TYPE_USHORT: unsigned short -- ushort
|
|
// Ok EINA_VALUE_TYPE_UINT: unsigned int -- uint
|
|
// Ok EINA_VALUE_TYPE_ULONG: unsigned long -- ulong
|
|
// Ok EINA_VALUE_TYPE_UINT64: uint64_t -- ulong
|
|
// Ok EINA_VALUE_TYPE_CHAR: char -- sbyte
|
|
// Ok EINA_VALUE_TYPE_SHORT: short -- short
|
|
// Ok EINA_VALUE_TYPE_INT: int -- int
|
|
// Ok EINA_VALUE_TYPE_LONG: long -- long
|
|
// OK EINA_VALUE_TYPE_INT64: int64_t -- long
|
|
// Ok EINA_VALUE_TYPE_FLOAT: float -- float
|
|
// Ok EINA_VALUE_TYPE_DOUBLE: double -- double
|
|
// EINA_VALUE_TYPE_STRINGSHARE: const char * -- string
|
|
// Ok EINA_VALUE_TYPE_STRING: const char * -- string
|
|
// Ok EINA_VALUE_TYPE_ARRAY: Eina_Value_Array -- Eina.Array?
|
|
// Ok EINA_VALUE_TYPE_LIST: Eina_Value_List -- Eina.List?
|
|
// EINA_VALUE_TYPE_HASH: Eina_Value_Hash -- Eina.Hash?
|
|
// EINA_VALUE_TYPE_TIMEVAL: struct timeval -- FIXME
|
|
// EINA_VALUE_TYPE_BLOB: Eina_Value_Blob -- FIXME
|
|
// EINA_VALUE_TYPE_STRUCT: Eina_Value_Struct -- FIXME
|
|
|
|
|
|
internal IntPtr Handle { get; set;}
|
|
/// <summary> Whether this wrapper owns (can free) the native value. </summary>
|
|
public Ownership Ownership { get; protected set;}
|
|
private bool Disposed;
|
|
/// <summary> Whether this wrapper has already freed the native value. </summary>
|
|
public bool Flushed { get; protected set;}
|
|
/// <summary> Whether this is an Optional value (meaning it can have a value or not). </summary>
|
|
public bool Optional {
|
|
get {
|
|
return GetValueType() == Eina.ValueType.Optional;
|
|
}
|
|
/* protected set {
|
|
// Should we expose this?
|
|
// Something like {
|
|
// flush(handle)/free(handle)
|
|
// handle = eina_value_optional_empty_new()
|
|
// }
|
|
} */
|
|
}
|
|
/// <summary> Whether this wrapper is actually empty/uninitialized (zeroed). This is different from an empty optional value. </summary>
|
|
public bool Empty {
|
|
get {
|
|
SanityChecks();
|
|
return GetValueType() == Eina.ValueType.Empty;
|
|
}
|
|
}
|
|
|
|
/// <summary> Whether this optional value is empty. </summary>
|
|
public bool OptionalEmpty {
|
|
get {
|
|
OptionalSanityChecks();
|
|
bool empty;
|
|
if (!eina_value_optional_empty_is_wrapper(this.Handle, out empty))
|
|
throw new System.InvalidOperationException("Couldn't get the empty information");
|
|
else
|
|
return empty;
|
|
}
|
|
}
|
|
|
|
private static IntPtr Alloc()
|
|
{
|
|
return eina_value_new(type_int32());
|
|
}
|
|
|
|
private static void Free(IntPtr ptr)
|
|
{
|
|
eina_value_free(ptr);
|
|
}
|
|
|
|
// Constructor to be used by the "FromContainerDesc" methods.
|
|
private Value() {
|
|
this.Handle = Alloc();
|
|
this.Ownership = Ownership.Managed;
|
|
}
|
|
|
|
public Value(IntPtr handle, Ownership ownership=Ownership.Managed) {
|
|
this.Handle = handle;
|
|
this.Ownership = ownership;
|
|
}
|
|
|
|
/// <summary>Creates a new value storage for values of type 'type'.</summary>
|
|
public Value(ValueType type)
|
|
{
|
|
if (type.IsContainer())
|
|
throw new ArgumentException("To use container types you must provide a subtype");
|
|
|
|
this.Handle = Alloc();
|
|
if (this.Handle == IntPtr.Zero)
|
|
throw new OutOfMemoryException("Failed to allocate memory for Eina.Value");
|
|
|
|
// Initialize to EINA_VALUE_EMPTY before performing any other operation on this value.
|
|
MemoryNative.Memset(this.Handle, 0, eina_value_sizeof());
|
|
|
|
this.Ownership = Ownership.Managed;
|
|
Setup(type);
|
|
}
|
|
|
|
/// <summary>Constructor for container values, like Array, Hash.</summary>
|
|
public Value(ValueType containerType, ValueType subtype, uint step=0)
|
|
{
|
|
if (!containerType.IsContainer())
|
|
throw new ArgumentException("First type must be a container type.");
|
|
|
|
this.Handle = Alloc();
|
|
this.Ownership = Ownership.Managed;
|
|
|
|
Setup(containerType, subtype, step);
|
|
}
|
|
|
|
/// <summary>Deep copies the given eina Value</summary>
|
|
public Value(Value v)
|
|
{
|
|
Handle = Alloc();
|
|
if (!eina_value_copy(v.Handle, this.Handle))
|
|
throw new System.InvalidOperationException("Failed to copy value to managed memory.");
|
|
|
|
Disposed = false;
|
|
Flushed = false;
|
|
Ownership = Ownership.Managed;
|
|
}
|
|
|
|
/// <summary>Constructor to build value from Values_Natives passed by value from C.</summary>
|
|
public Value(ValueNative value)
|
|
{
|
|
IntPtr tmp = IntPtr.Zero;
|
|
try {
|
|
this.Handle = Alloc();
|
|
if (value.Type == IntPtr.Zero) // Got an EINA_VALUE_EMPTY by value.
|
|
MemoryNative.Memset(this.Handle, 0, Marshal.SizeOf(typeof(ValueNative)));
|
|
else
|
|
{
|
|
// We allocate this intermediate ValueNative using malloc to allow freeing with
|
|
// free(), avoiding a call to eina_value_flush that would wipe the underlying value contents
|
|
// for pointer types like string.
|
|
tmp = MemoryNative.Alloc(Marshal.SizeOf(typeof(ValueNative)));
|
|
Marshal.StructureToPtr(value, tmp, false); // Can't get the address of a struct directly.
|
|
this.Handle = Alloc();
|
|
|
|
// Copy is used to deep copy the pointed payload (e.g. strings) inside this struct, so we can own this value.
|
|
if (!eina_value_copy(tmp, this.Handle))
|
|
throw new System.InvalidOperationException("Failed to copy value to managed memory.");
|
|
}
|
|
} catch {
|
|
Free(this.Handle);
|
|
throw;
|
|
} finally {
|
|
if (tmp != IntPtr.Zero)
|
|
MemoryNative.Free(tmp);
|
|
}
|
|
|
|
this.Ownership = Ownership.Managed;
|
|
}
|
|
|
|
/// <summary>Implicit conversion from managed value to native struct representation.</summary>
|
|
public static implicit operator ValueNative(Value v)
|
|
{
|
|
return v.GetNative();
|
|
}
|
|
|
|
/// <summary>Implicit conversion from native struct representation to managed wrapper.</summary>
|
|
public static implicit operator Value(ValueNative v)
|
|
{
|
|
return new Value(v);
|
|
}
|
|
|
|
/// <summary>Creates an Value instance from a given array description.</summary>
|
|
private static Value FromArrayDesc(Eina.EinaNative.Value_Array arrayDesc)
|
|
{
|
|
Value value = new Value();
|
|
value.Setup(ValueType.Array, ValueType.String); // Placeholder values to be overwritten by the following pset call.
|
|
|
|
eina_value_pset_wrapper(value.Handle, ref arrayDesc);
|
|
return value;
|
|
}
|
|
|
|
/// <summary>Creates an Value instance from a given array description.</summary>
|
|
private static Value FromListDesc(Eina.EinaNative.Value_List listDesc)
|
|
{
|
|
Value value = new Value();
|
|
value.Setup(ValueType.List, ValueType.String); // Placeholder values to be overwritten by the following pset call.
|
|
|
|
eina_value_pset_wrapper(value.Handle, ref listDesc);
|
|
return value;
|
|
}
|
|
|
|
/// <summary>Releases the ownership of the underlying value to C.</summary>
|
|
public void ReleaseOwnership()
|
|
{
|
|
this.Ownership = Ownership.Unmanaged;
|
|
}
|
|
|
|
/// <summary>Takes the ownership of the underlying value to the Managed runtime.</summary>
|
|
public void TakeOwnership()
|
|
{
|
|
this.Ownership = Ownership.Managed;
|
|
}
|
|
|
|
/// <summary>Public method to explicitly free the wrapped eina value.</summary>
|
|
public void Dispose()
|
|
{
|
|
Dispose(true);
|
|
GC.SuppressFinalize(this);
|
|
}
|
|
|
|
/// <summary>Actually free the wrapped eina value. Can be called from Dispose() or through the GC.</summary>
|
|
protected virtual void Dispose(bool disposing)
|
|
{
|
|
if (this.Ownership == Ownership.Unmanaged) {
|
|
Disposed = true;
|
|
return;
|
|
}
|
|
|
|
if (!Disposed && (Handle != IntPtr.Zero)) {
|
|
// No need to call flush as eina_value_free already calls it for us.
|
|
Free(this.Handle);
|
|
}
|
|
Disposed = true;
|
|
}
|
|
|
|
/// <summary>Finalizer to be called from the Garbage Collector.</summary>
|
|
~Value()
|
|
{
|
|
Dispose(false);
|
|
}
|
|
|
|
/// <summary>Returns the native handle wrapped by this object.</summary>
|
|
public IntPtr NativeHandle {
|
|
get {
|
|
if (Disposed)
|
|
throw new ObjectDisposedException(base.GetType().Name);
|
|
return this.Handle;
|
|
}
|
|
}
|
|
|
|
/// <summary>Converts this storage to type 'type'</summary>
|
|
public bool Setup(ValueType type)
|
|
{
|
|
if (Disposed)
|
|
throw new ObjectDisposedException(base.GetType().Name);
|
|
|
|
// Can't call setup with Empty value type (would give an eina error)
|
|
if (type == Eina.ValueType.Empty)
|
|
{
|
|
// Need to cleanup as it may point to payload outside the underlying Eina_Value (like arrays and strings).
|
|
if (!Empty)
|
|
eina_value_flush_wrapper(this.Handle);
|
|
|
|
MemoryNative.Memset(this.Handle, 0, eina_value_sizeof());
|
|
|
|
return true;
|
|
}
|
|
|
|
if (type.IsContainer())
|
|
throw new ArgumentException("To setup a container you must provide a subtype.");
|
|
|
|
bool ret = eina_value_setup_wrapper(this.Handle, ValueTypeBridge.GetNative(type));
|
|
if (ret)
|
|
Flushed = false;
|
|
return ret;
|
|
}
|
|
|
|
public bool Setup(ValueType containerType, ValueType subtype, uint step=0) {
|
|
IntPtr native_subtype = ValueTypeBridge.GetNative(subtype);
|
|
bool ret = false;
|
|
switch (containerType) {
|
|
case ValueType.Array:
|
|
ret = eina_value_array_setup_wrapper(this.Handle, native_subtype, step);
|
|
break;
|
|
case ValueType.List:
|
|
ret = eina_value_list_setup_wrapper(this.Handle, native_subtype);
|
|
break;
|
|
}
|
|
|
|
if (ret)
|
|
Flushed = false;
|
|
|
|
return ret;
|
|
}
|
|
|
|
private void SanityChecks()
|
|
{
|
|
if (Disposed)
|
|
throw new ObjectDisposedException(GetType().Name);
|
|
if (Flushed)
|
|
throw new ValueFlushedException("Trying to use value that has been flushed. Setup it again.");
|
|
}
|
|
|
|
private void ContainerSanityChecks(int targetIndex=-1)
|
|
{
|
|
SanityChecks();
|
|
uint size = 0;
|
|
ValueType type = GetValueType();
|
|
|
|
if (!type.IsContainer())
|
|
throw new InvalidValueTypeException("Value type must be a container");
|
|
|
|
if (targetIndex == -1) // Some methods (e.g. append) don't care about size
|
|
return;
|
|
|
|
switch (type) {
|
|
case ValueType.Array:
|
|
size = eina_value_array_count_wrapper(this.Handle);
|
|
break;
|
|
case ValueType.List:
|
|
size = eina_value_list_count_wrapper(this.Handle);
|
|
break;
|
|
}
|
|
|
|
if (targetIndex >= size)
|
|
throw new System.ArgumentOutOfRangeException(
|
|
$"Index {targetIndex} is larger than max array index {size-1}");
|
|
}
|
|
|
|
private void OptionalSanityChecks()
|
|
{
|
|
SanityChecks();
|
|
ValueType type = GetValueType();
|
|
|
|
if (!type.IsOptional())
|
|
throw new InvalidValueTypeException("Value is not an Optional one");
|
|
}
|
|
|
|
/// <summary>Releases the memory stored by this value. It can be reused by calling setup again.
|
|
/// </summary>
|
|
public void Flush()
|
|
{
|
|
if (Disposed)
|
|
throw new ObjectDisposedException(GetType().Name);
|
|
eina_value_flush_wrapper(this.Handle);
|
|
Flushed = true;
|
|
}
|
|
|
|
/// <summary>Get a ValueNative struct with the *value* pointed by this Eina.Value.</summary>
|
|
public ValueNative GetNative()
|
|
{
|
|
ValueNative value = (ValueNative)Marshal.PtrToStructure(this.Handle, typeof(ValueNative));
|
|
return value;
|
|
}
|
|
|
|
public bool Set(byte value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.Byte),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
return eina_value_set_wrapper_uchar(this.Handle, value);
|
|
}
|
|
|
|
public bool Set(sbyte value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.SByte),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
return eina_value_set_wrapper_char(this.Handle, value);
|
|
}
|
|
|
|
public bool Set(short value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.Short),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
return eina_value_set_wrapper_short(this.Handle, value);
|
|
}
|
|
|
|
public bool Set(ushort value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.UShort),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
return eina_value_set_wrapper_ushort(this.Handle, value);
|
|
}
|
|
|
|
/// <summary>Stores the given uint value.</summary>
|
|
public bool Set(uint value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.UInt32),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
return eina_value_set_wrapper_uint(this.Handle, value);
|
|
}
|
|
|
|
/// <summary>Stores the given int value.</summary>
|
|
public bool Set(int value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.Int32),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
return eina_value_set_wrapper_int(this.Handle, value);
|
|
}
|
|
|
|
/// <summary>Stores the given ulong value.</summary>
|
|
public bool Set(ulong value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.ULong),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
return eina_value_set_wrapper_ulong(this.Handle, value);
|
|
}
|
|
|
|
/// <summary>Stores the given int value.</summary>
|
|
public bool Set(long value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.Long),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
return eina_value_set_wrapper_long(this.Handle, value);
|
|
}
|
|
|
|
/// <summary>Stores the given int value.</summary>
|
|
public bool Set(float value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.Float),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
|
|
return eina_value_set_wrapper_float(this.Handle, value);
|
|
}
|
|
|
|
/// <summary>Stores the given int value.</summary>
|
|
public bool Set(double value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.Double),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsNumeric())
|
|
throw (new ArgumentException(
|
|
"Trying to set numeric value on a non-numeric Eina.Value"));
|
|
return eina_value_set_wrapper_double(this.Handle, value);
|
|
}
|
|
|
|
/// <summary>Stores the given string value.</summary>
|
|
public bool Set(string value)
|
|
{
|
|
SanityChecks();
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.String),
|
|
ref value);
|
|
|
|
if (!GetValueType().IsString())
|
|
throw (new ArgumentException(
|
|
"Trying to set non-string value on a string Eina.Value"));
|
|
// No need to worry about ownership as eina_value_set will copy the passed string.
|
|
return eina_value_set_wrapper_string(this.Handle, value);
|
|
}
|
|
|
|
/// <summary>Stores the given error value.</summary>
|
|
public bool Set(Eina.Error value)
|
|
{
|
|
SanityChecks();
|
|
|
|
int error_code = value;
|
|
|
|
if (this.Optional)
|
|
return eina_value_optional_pset(this.Handle,
|
|
ValueTypeBridge.GetNative(ValueType.Error),
|
|
ref error_code);
|
|
|
|
return eina_value_set_wrapper_int(this.Handle, error_code);
|
|
}
|
|
|
|
/// <summary>Stores the given value into this value. The target value must be an optional.</summary>
|
|
public bool Set(Value value)
|
|
{
|
|
OptionalSanityChecks();
|
|
ValueType subtype = value.GetValueType();
|
|
|
|
IntPtr ptr_val = MemoryNative.Alloc(subtype.MarshalSizeOf());
|
|
IntPtr native_type = ValueTypeBridge.GetNative(subtype);
|
|
|
|
try {
|
|
switch (subtype) {
|
|
// PSet on Container types require an Eina_Value_<Container>, which is the structure
|
|
// that contains subtype, etc.
|
|
case ValueType.Array:
|
|
EinaNative.Value_Array value_array;
|
|
if (!eina_value_get_wrapper(value.Handle, out value_array))
|
|
return false;
|
|
Marshal.StructureToPtr(value_array, ptr_val, false);
|
|
break;
|
|
case ValueType.List:
|
|
EinaNative.Value_List value_list;
|
|
if (!eina_value_get_wrapper(value.Handle, out value_list))
|
|
return false;
|
|
Marshal.StructureToPtr(value_list, ptr_val, false);
|
|
break;
|
|
default:
|
|
throw new InvalidValueTypeException("Only containers can be passed as raw Eina.Values");
|
|
}
|
|
|
|
return eina_value_optional_pset(this.Handle, native_type, ptr_val);
|
|
} finally {
|
|
MemoryNative.Free(ptr_val);
|
|
}
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as a byte.</summary>
|
|
public bool Get(out byte value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as a sbyte.</summary>
|
|
public bool Get(out sbyte value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as a short.</summary>
|
|
public bool Get(out short value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as an ushort.</summary>
|
|
public bool Get(out ushort value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as an int.</summary>
|
|
public bool Get(out int value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as an uint.</summary>
|
|
public bool Get(out uint value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as a long.</summary>
|
|
public bool Get(out long value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as an ulong.</summary>
|
|
public bool Get(out ulong value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as a float.</summary>
|
|
public bool Get(out float value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as a double.</summary>
|
|
public bool Get(out double value)
|
|
{
|
|
SanityChecks();
|
|
if (this.Optional)
|
|
return eina_value_optional_pget(this.Handle, out value);
|
|
else
|
|
return eina_value_get_wrapper(this.Handle, out value);
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as a string.</summary>
|
|
public bool Get(out string value)
|
|
{
|
|
SanityChecks();
|
|
IntPtr output = IntPtr.Zero;
|
|
if (this.Optional) {
|
|
if (!eina_value_optional_pget(this.Handle, out output)) {
|
|
value = String.Empty;
|
|
return false;
|
|
}
|
|
} else if (!eina_value_get_wrapper(this.Handle, out output)) {
|
|
value = String.Empty;
|
|
return false;
|
|
}
|
|
value = StringConversion.NativeUtf8ToManagedString(output);
|
|
return true;
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as an Eina.Error.</summary>
|
|
public bool Get(out Eina.Error value)
|
|
{
|
|
SanityChecks();
|
|
bool ret;
|
|
int intermediate; // It seems out doesn't play well with implicit operators...
|
|
if (this.Optional)
|
|
ret = eina_value_optional_pget(this.Handle, out intermediate);
|
|
else
|
|
ret = eina_value_get_wrapper(this.Handle, out intermediate);
|
|
|
|
value = intermediate;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/// <summary>Gets the currently stored value as an complex (e.g. container) Eina.Value.</summary>
|
|
public bool Get(out Value value)
|
|
{
|
|
SanityChecks();
|
|
value = null;
|
|
|
|
if (!this.Optional)
|
|
throw new InvalidValueTypeException("Values can only be retreived");
|
|
|
|
IntPtr nativeType = eina_value_optional_type_get_wrapper(this.Handle);
|
|
ValueType managedType = ValueTypeBridge.GetManaged(nativeType);
|
|
|
|
switch (managedType) {
|
|
case ValueType.Array:
|
|
Eina.EinaNative.Value_Array array_desc;
|
|
|
|
if (!eina_value_optional_pget(this.Handle, out array_desc))
|
|
return false;
|
|
value = Value.FromArrayDesc(array_desc);
|
|
break;
|
|
case ValueType.List:
|
|
Eina.EinaNative.Value_List list_desc;
|
|
|
|
if (!eina_value_optional_pget(this.Handle, out list_desc))
|
|
return false;
|
|
value = Value.FromListDesc(list_desc);
|
|
break;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/// <summary>Gets the 'Type' this value is currently configured to store.</summary>
|
|
public ValueType GetValueType()
|
|
{
|
|
if (Disposed)
|
|
throw new ObjectDisposedException(base.GetType().Name);
|
|
IntPtr native_type = eina_value_type_get_wrapper(this.Handle);
|
|
return ValueTypeBridge.GetManaged(native_type);
|
|
}
|
|
|
|
/// <summary>Converts the value on this storage to the type of 'target' and stores
|
|
/// the result in 'target'.</summary>
|
|
public bool ConvertTo(Value target)
|
|
{
|
|
if (target == null)
|
|
return false;
|
|
|
|
SanityChecks();
|
|
|
|
return eina_value_convert(this.Handle, target.Handle);
|
|
}
|
|
|
|
/// <summary>Compare two eina values.</summary>
|
|
public int CompareTo(Value other)
|
|
{
|
|
if (other == null)
|
|
return 1;
|
|
SanityChecks();
|
|
other.SanityChecks();
|
|
return eina_value_compare_wrapper(this.Handle, other.Handle);
|
|
}
|
|
|
|
public int Compare(Value other)
|
|
{
|
|
return this.CompareTo(other);
|
|
}
|
|
|
|
public override bool Equals(object obj)
|
|
{
|
|
if (obj == null)
|
|
return false;
|
|
|
|
Value v = obj as Value;
|
|
if (v == null)
|
|
return false;
|
|
|
|
return this.Equals(v);
|
|
}
|
|
|
|
public bool Equals(Value other)
|
|
{
|
|
try {
|
|
return this.CompareTo(other) == 0;
|
|
} catch (ObjectDisposedException) {
|
|
return false;
|
|
} catch (ValueFlushedException) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public override int GetHashCode()
|
|
{
|
|
return this.Handle.ToInt32();
|
|
}
|
|
|
|
public static bool operator==(Value x, Value y)
|
|
{
|
|
if (object.ReferenceEquals(x, null))
|
|
return object.ReferenceEquals(y, null);
|
|
|
|
return x.Equals(y);
|
|
}
|
|
|
|
public static bool operator!=(Value x, Value y)
|
|
{
|
|
if (object.ReferenceEquals(x, null))
|
|
return !object.ReferenceEquals(y, null);
|
|
return !x.Equals(y);
|
|
}
|
|
|
|
public static bool operator>(Value x, Value y)
|
|
{
|
|
if (object.ReferenceEquals(x, null) || object.ReferenceEquals(y, null))
|
|
return false;
|
|
return x.CompareTo(y) > 0;
|
|
}
|
|
|
|
public static bool operator<(Value x, Value y)
|
|
{
|
|
if (object.ReferenceEquals(x, null) || object.ReferenceEquals(y, null))
|
|
return false;
|
|
return x.CompareTo(y) < 0;
|
|
}
|
|
|
|
|
|
/// <summary>Converts value to string.</summary>
|
|
public override String ToString()
|
|
{
|
|
SanityChecks();
|
|
IntPtr ptr = eina_value_to_string(this.Handle);
|
|
String str = Marshal.PtrToStringAnsi(ptr);
|
|
MemoryNative.Free(ptr);
|
|
return str;
|
|
}
|
|
|
|
/// <summary>Empties an optional Eina.Value, freeing what was previously contained.</summary>
|
|
public bool Reset()
|
|
{
|
|
OptionalSanityChecks();
|
|
return eina_value_optional_reset(this.Handle);
|
|
}
|
|
|
|
// Container methods methods
|
|
public int Count() {
|
|
ContainerSanityChecks();
|
|
switch(GetValueType()) {
|
|
case ValueType.Array:
|
|
return (int)eina_value_array_count_wrapper(this.Handle);
|
|
case ValueType.List:
|
|
return (int)eina_value_list_count_wrapper(this.Handle);
|
|
}
|
|
return -1;
|
|
}
|
|
public bool Append(object o) {
|
|
ContainerSanityChecks();
|
|
using (DisposableIntPtr marshalled_value = MarshalValue(o)) {
|
|
switch (GetValueType()) {
|
|
case ValueType.Array:
|
|
return eina_value_array_append_wrapper(this.Handle, marshalled_value.Handle);
|
|
case ValueType.List:
|
|
return eina_value_list_append_wrapper(this.Handle, marshalled_value.Handle);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public object this[int i]
|
|
{
|
|
get {
|
|
ContainerSanityChecks(i);
|
|
|
|
IntPtr output = IntPtr.Zero;
|
|
switch (GetValueType()) {
|
|
case ValueType.Array:
|
|
if (!eina_value_array_get_wrapper(this.Handle, i, out output))
|
|
return null;
|
|
break;
|
|
case ValueType.List:
|
|
if (!eina_value_list_get_wrapper(this.Handle, i, out output))
|
|
return null;
|
|
break;
|
|
}
|
|
return UnMarshalPtr(output);
|
|
}
|
|
set {
|
|
ContainerSanityChecks(i);
|
|
|
|
switch (GetValueType()) {
|
|
case ValueType.Array:
|
|
ArraySet(i, value);
|
|
break;
|
|
case ValueType.List:
|
|
ListSet(i, value);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
private void ArraySet(int i, object value) {
|
|
using (DisposableIntPtr marshalled_value = MarshalValue(value))
|
|
{
|
|
if (!eina_value_array_set_wrapper(this.Handle, i,
|
|
marshalled_value.Handle)) {
|
|
throw new SetItemFailedException($"Failed to set item at index {i}");
|
|
}
|
|
}
|
|
}
|
|
|
|
private void ListSet(int i, object value) {
|
|
using (DisposableIntPtr marshalled_value = MarshalValue(value))
|
|
{
|
|
if (!eina_value_list_set_wrapper(this.Handle, i,
|
|
marshalled_value.Handle)) {
|
|
throw new SetItemFailedException($"Failed to set item at index {i}");
|
|
}
|
|
}
|
|
}
|
|
|
|
public ValueType GetValueSubType()
|
|
{
|
|
ContainerSanityChecks();
|
|
|
|
IntPtr native_subtype = IntPtr.Zero;
|
|
|
|
switch (GetValueType()) {
|
|
case ValueType.Array:
|
|
native_subtype = eina_value_array_subtype_get_wrapper(this.Handle);
|
|
break;
|
|
case ValueType.List:
|
|
native_subtype = eina_value_list_subtype_get_wrapper(this.Handle);
|
|
break;
|
|
}
|
|
return ValueTypeBridge.GetManaged(native_subtype);
|
|
}
|
|
|
|
private DisposableIntPtr MarshalValue(object value)
|
|
{
|
|
IntPtr ret = IntPtr.Zero;
|
|
bool shouldFree = false;
|
|
switch(GetValueSubType()) {
|
|
case ValueType.Int32:
|
|
{
|
|
int x = Convert.ToInt32(value);
|
|
ret = new IntPtr(x);
|
|
}
|
|
break;
|
|
case ValueType.UInt32:
|
|
{
|
|
uint x = Convert.ToUInt32(value);
|
|
ret = new IntPtr((int)x);
|
|
}
|
|
break;
|
|
case ValueType.String:
|
|
{
|
|
string x = value as string;
|
|
if (x == null)
|
|
ret = IntPtr.Zero;
|
|
else {
|
|
ret = StringConversion.ManagedStringToNativeUtf8Alloc(x);
|
|
shouldFree = true;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
return new DisposableIntPtr(ret, shouldFree);
|
|
}
|
|
|
|
private object UnMarshalPtr(IntPtr data)
|
|
{
|
|
switch(GetValueSubType()) {
|
|
case ValueType.Int32:
|
|
return Convert.ToInt32(data.ToInt32());
|
|
case ValueType.UInt32:
|
|
return Convert.ToUInt32(data.ToInt32());
|
|
case ValueType.String:
|
|
return StringConversion.NativeUtf8ToManagedString(data);
|
|
default:
|
|
return null;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/// <summary> Custom marshaler to convert value pointers to managed values and back,
|
|
/// without changing ownership.</summary>
|
|
public class ValueMarshaler : ICustomMarshaler {
|
|
|
|
/// <summary>Creates a managed value from a C pointer, whitout taking ownership of it.</summary>
|
|
public object MarshalNativeToManaged(IntPtr pNativeData) {
|
|
return new Value(pNativeData, Ownership.Unmanaged);
|
|
}
|
|
|
|
/// <summary>Retrieves the C pointer from a given managed value,
|
|
/// keeping the managed ownership.</summary>
|
|
public IntPtr MarshalManagedToNative(object managedObj) {
|
|
try {
|
|
Value v = (Value)managedObj;
|
|
return v.Handle;
|
|
} catch (InvalidCastException) {
|
|
return IntPtr.Zero;
|
|
}
|
|
}
|
|
|
|
public void CleanUpNativeData(IntPtr pNativeData) {
|
|
}
|
|
|
|
public void CleanUpManagedData(object managedObj) {
|
|
}
|
|
|
|
public int GetNativeDataSize() {
|
|
return -1;
|
|
}
|
|
|
|
public static ICustomMarshaler GetInstance(string cookie) {
|
|
if (marshaler == null) {
|
|
marshaler = new ValueMarshaler();
|
|
}
|
|
return marshaler;
|
|
}
|
|
static private ValueMarshaler marshaler;
|
|
}
|
|
|
|
/// <summary> Custom marshaler to convert value pointers to managed values and back,
|
|
/// also transferring the ownership to the other side.</summary>
|
|
public class ValueMarshalerOwn : ICustomMarshaler {
|
|
/// <summary>Creates a managed value from a C pointer, taking the ownership.</summary>
|
|
public object MarshalNativeToManaged(IntPtr pNativeData) {
|
|
return new Value(pNativeData, Ownership.Managed);
|
|
}
|
|
|
|
/// <summary>Retrieves the C pointer from a given managed value,
|
|
/// transferring the ownership to the unmanaged side, which should release it
|
|
/// when not needed. </summary>
|
|
public IntPtr MarshalManagedToNative(object managedObj) {
|
|
try {
|
|
Value v = (Value)managedObj;
|
|
v.ReleaseOwnership();
|
|
return v.Handle;
|
|
} catch (InvalidCastException) {
|
|
return IntPtr.Zero;
|
|
}
|
|
}
|
|
|
|
public void CleanUpNativeData(IntPtr pNativeData) {
|
|
}
|
|
|
|
public void CleanUpManagedData(object managedObj) {
|
|
}
|
|
|
|
public int GetNativeDataSize() {
|
|
return -1;
|
|
}
|
|
|
|
public static ICustomMarshaler GetInstance(string cookie) {
|
|
if (marshaler == null) {
|
|
marshaler = new ValueMarshalerOwn();
|
|
}
|
|
return marshaler;
|
|
}
|
|
static private ValueMarshalerOwn marshaler;
|
|
}
|
|
}
|