270 lines
12 KiB
C#
270 lines
12 KiB
C#
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using System;
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using System.Runtime.InteropServices;
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namespace Math.Gmp.Native
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{
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/// <summary>
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/// Represents a count of characters or bytes.
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/// </summary>
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/// <remarks>
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/// <para>
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/// In .NET, this is an unsigned 64-bit integer.
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/// </para>
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/// </remarks>
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public struct size_t
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{
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/// <summary>
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/// The <see cref="size_t">size_t</see> value.
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/// </summary>
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[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1051:DoNotDeclareVisibleInstanceFields")]
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public ulong Value;
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/// <summary>
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/// Creates a new <see cref="size_t">size_t</see>, and sets its <paramref name="value"/>.
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/// </summary>
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/// <param name="value">The value of the new <see cref="size_t">size_t</see>.</param>
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public size_t(ulong value)
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{
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this.Value = value;
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}
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/// <summary>
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/// Converts a <see cref="Byte">Byte</see> value to a <see cref="size_t">size_t</see> value.
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/// </summary>
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/// <param name="value">A <see cref="Byte">Byte</see> value.</param>
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/// <returns>A <see cref="size_t">size_t</see> value.</returns>
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public static implicit operator size_t(byte value)
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{
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return new size_t(value);
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}
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/// <summary>
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/// Converts a <see cref="SByte">SByte</see> value to a <see cref="size_t">size_t</see> value.
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/// </summary>
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/// <param name="value">A <see cref="SByte">SByte</see> value.</param>
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/// <returns>A <see cref="size_t">size_t</see> value.</returns>
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public static explicit operator size_t(sbyte value)
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{
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if (value < 0) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the size_t data type.", value));
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return new size_t((uint)value);
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}
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/// <summary>
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/// Converts a <see cref="UInt16">UInt16</see> value to a <see cref="size_t">size_t</see> value.
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/// </summary>
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/// <param name="value">A <see cref="UInt16">UInt16</see> value.</param>
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/// <returns>A <see cref="size_t">size_t</see> value.</returns>
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public static implicit operator size_t(ushort value)
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{
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return new size_t(value);
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}
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/// <summary>
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/// Converts an <see cref="Int16">Int16</see> value to a <see cref="size_t">size_t</see> value.
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/// </summary>
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/// <param name="value">An <see cref="Int16">Int16</see> value.</param>
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/// <returns>A <see cref="size_t">size_t</see> value.</returns>
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public static explicit operator size_t(short value)
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{
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if (value < 0) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the size_t data type.", value));
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return new size_t((uint)value);
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}
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/// <summary>
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/// Converts a <see cref="UInt32">UInt32</see> value to a <see cref="size_t">size_t</see> value.
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/// </summary>
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/// <param name="value">A <see cref="UInt32">UInt32</see> value.</param>
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/// <returns>A <see cref="size_t">size_t</see> value.</returns>
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public static implicit operator size_t(uint value)
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{
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return new size_t(value);
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}
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/// <summary>
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/// Converts an <see cref="Int32">Int32</see> value to a <see cref="size_t">size_t</see> value.
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/// </summary>
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/// <param name="value">An <see cref="Int32">Int32</see> value.</param>
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/// <returns>A <see cref="size_t">size_t</see> value.</returns>
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public static explicit operator size_t(int value)
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{
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if (value < 0) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the size_t data type.", value));
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return new size_t((ulong)value);
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}
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/// <summary>
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/// Converts a <see cref="UInt64">UInt64</see> value to a <see cref="size_t">size_t</see> value.
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/// </summary>
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/// <param name="value">A <see cref="UInt64">UInt64</see> value.</param>
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/// <returns>A <see cref="size_t">size_t</see> value.</returns>
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public static implicit operator size_t(ulong value)
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{
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return new size_t(value);
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}
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/// <summary>
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/// Converts an <see cref="Int64">Int64</see> value to a <see cref="size_t">size_t</see> value.
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/// </summary>
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/// <param name="value">An <see cref="Int64">Int64</see> value.</param>
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/// <returns>A <see cref="size_t">size_t</see> value.</returns>
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public static explicit operator size_t(long value)
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{
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if (value < 0) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the size_t data type.", value));
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return new size_t((ulong)value);
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}
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/// <summary>
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/// Converts a <see cref="size_t">size_t</see> value to a <see cref="Byte">Byte</see> value.
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/// </summary>
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/// <param name="value">An <see cref="size_t">size_t</see> value.</param>
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/// <returns>A <see cref="Byte">Byte</see> value.</returns>
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public static explicit operator byte(size_t value)
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{
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if (value.Value > byte.MaxValue) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the Byte data type.", value));
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return (byte)value.Value;
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}
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/// <summary>
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/// Converts a <see cref="size_t">size_t</see> value to an <see cref="SByte">SByte</see> value.
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/// </summary>
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/// <param name="value">An <see cref="size_t">size_t</see> value.</param>
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/// <returns>An <see cref="SByte">SByte</see> value.</returns>
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public static explicit operator sbyte(size_t value)
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{
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if (value.Value > (ulong)sbyte.MaxValue) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the SByte data type.", value));
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return (sbyte)value.Value;
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}
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/// <summary>
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/// Converts a <see cref="size_t">size_t</see> value to a <see cref="UInt16">UInt16</see> value.
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/// </summary>
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/// <param name="value">An <see cref="size_t">size_t</see> value.</param>
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/// <returns>A <see cref="UInt16">UInt16</see> value.</returns>
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public static explicit operator ushort(size_t value)
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{
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if (value.Value > ushort.MaxValue) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the UInt16 data type.", value));
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return (ushort)value.Value;
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}
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/// <summary>
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/// Converts a <see cref="size_t">size_t</see> value to an <see cref="Int16">Int16</see> value.
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/// </summary>
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/// <param name="value">An <see cref="size_t">size_t</see> value.</param>
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/// <returns>An <see cref="Int16">Int16</see> value.</returns>
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public static explicit operator short(size_t value)
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{
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if (value.Value > (ulong)short.MaxValue) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the Int16 data type.", value));
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return (short)value.Value;
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}
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/// <summary>
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/// Converts a <see cref="size_t">size_t</see> value to a <see cref="UInt32">UInt32</see> value.
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/// </summary>
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/// <param name="value">An <see cref="size_t">size_t</see> value.</param>
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/// <returns>A <see cref="UInt32">UInt32</see> value.</returns>
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public static explicit operator uint(size_t value)
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{
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if (value.Value > uint.MaxValue) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the UInt32 data type.", value));
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return (uint)value.Value;
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}
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/// <summary>
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/// Converts a <see cref="size_t">size_t</see> value to an <see cref="Int32">Int32</see> value.
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/// </summary>
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/// <param name="value">An <see cref="size_t">size_t</see> value.</param>
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/// <returns>An <see cref="Int32">Int32</see> value.</returns>
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public static explicit operator int(size_t value)
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{
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if (value.Value > int.MaxValue) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the Int32 data type.", value));
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return (int)value.Value;
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}
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/// <summary>
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/// Converts a <see cref="size_t">size_t</see> value to a <see cref="UInt64">UInt64</see> value.
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/// </summary>
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/// <param name="value">An <see cref="size_t">size_t</see> value.</param>
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/// <returns>A <see cref="UInt64">UInt64</see> value.</returns>
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public static implicit operator ulong(size_t value)
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{
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return value.Value;
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}
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/// <summary>
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/// Converts a <see cref="size_t">size_t</see> value to an <see cref="Int64">Int64</see> value.
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/// </summary>
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/// <param name="value">An <see cref="size_t">size_t</see> value.</param>
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/// <returns>An <see cref="Int64">Int64</see> value.</returns>
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public static explicit operator long(size_t value)
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{
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if (value.Value > long.MaxValue) throw new System.OverflowException(String.Format(System.Globalization.CultureInfo.InvariantCulture, "'{0}' is out of range of the Int64 data type.", value));
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return (long)value.Value;
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}
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/// <summary>
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/// Gets the string representation of the <see cref="size_t">size_t</see>.
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/// </summary>
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/// <returns>The string representation of the <see cref="size_t">size_t</see>.</returns>
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public override string ToString()
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{
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return Value.ToString(System.Globalization.CultureInfo.InvariantCulture);
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}
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/// <summary>
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/// Returns a value indicating whether this instance is equal to a specified object.
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/// </summary>
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/// <param name="obj">An object to compare with this instance.</param>
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/// <returns><c>True</c> if <paramref name="obj"/> is an instance of <see cref="size_t">size_t</see> and equals the value of this instance; otherwise, <c>False</c>.</returns>
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public override bool Equals(object obj)
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{
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if (!(obj is size_t))
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return false;
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return Equals((size_t)obj);
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}
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/// <summary>
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/// Returns a value indicating whether this instance is equal to a specified <see cref="size_t">size_t</see> value.
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/// </summary>
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/// <param name="other">A <see cref="size_t">size_t</see> value to compare to this instance.</param>
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/// <returns><c>True</c> if <paramref name="other"/> has the same value as this instance; otherwise, <c>False</c>.</returns>
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public bool Equals(size_t other)
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{
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return Value == other.Value;
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}
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/// <summary>
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/// Returns the hash code for this instance.
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/// </summary>
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/// <returns>A 32-bit signed integer hash code.</returns>
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public override int GetHashCode()
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{
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return Value.GetHashCode();
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}
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/// <summary>
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/// Gets a value that indicates whether the two argument values are equal.
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/// </summary>
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/// <param name="value1">A <see cref="size_t">size_t</see> value.</param>
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/// <param name="value2">A <see cref="size_t">size_t</see> value.</param>
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/// <returns><c>True</c> if the two values are equal, and <c>False</c> otherwise.</returns>
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public static bool operator ==(size_t value1, size_t value2)
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{
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return value1.Equals(value2);
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}
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/// <summary>
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/// Gets a value that indicates whether the two argument values are different.
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/// </summary>
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/// <param name="value1">A <see cref="size_t">size_t</see> value.</param>
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/// <param name="value2">A <see cref="size_t">size_t</see> value.</param>
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/// <returns><c>True</c> if the two values are different, and <c>False</c> otherwise.</returns>
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public static bool operator !=(size_t value1, size_t value2)
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{
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return !value1.Equals(value2);
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}
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}
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} |