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Diffstat (limited to 'src/mscorlib/src/System/UInt32.cs')
| -rw-r--r-- | src/mscorlib/src/System/UInt32.cs | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/src/mscorlib/src/System/UInt32.cs b/src/mscorlib/src/System/UInt32.cs new file mode 100644 index 0000000000..7010daec43 --- /dev/null +++ b/src/mscorlib/src/System/UInt32.cs @@ -0,0 +1,223 @@ +// Licensed to the .NET Foundation under one or more agreements. +// The .NET Foundation licenses this file to you under the MIT license. +// See the LICENSE file in the project root for more information. + +/*============================================================ +** +** +** +** Purpose: This class will encapsulate an uint and +** provide an Object representation of it. +** +** +===========================================================*/ +namespace System { + using System.Globalization; + using System; + using System.Runtime; + using System.Runtime.InteropServices; + using System.Diagnostics.Contracts; + + // * Wrapper for unsigned 32 bit integers. + [Serializable] + [CLSCompliant(false), System.Runtime.InteropServices.StructLayout(LayoutKind.Sequential)] + [System.Runtime.InteropServices.ComVisible(true)] + public struct UInt32 : IComparable, IFormattable, IConvertible + , IComparable<UInt32>, IEquatable<UInt32> + { + private uint m_value; + + public const uint MaxValue = (uint)0xffffffff; + public const uint MinValue = 0U; + + + // Compares this object to another object, returning an integer that + // indicates the relationship. + // Returns a value less than zero if this object + // null is considered to be less than any instance. + // If object is not of type UInt32, this method throws an ArgumentException. + // + public int CompareTo(Object value) { + if (value == null) { + return 1; + } + if (value is UInt32) { + // Need to use compare because subtraction will wrap + // to positive for very large neg numbers, etc. + uint i = (uint)value; + if (m_value < i) return -1; + if (m_value > i) return 1; + return 0; + } + throw new ArgumentException(Environment.GetResourceString("Arg_MustBeUInt32")); + } + + public int CompareTo(UInt32 value) { + // Need to use compare because subtraction will wrap + // to positive for very large neg numbers, etc. + if (m_value < value) return -1; + if (m_value > value) return 1; + return 0; + } + + public override bool Equals(Object obj) { + if (!(obj is UInt32)) { + return false; + } + return m_value == ((UInt32)obj).m_value; + } + + [System.Runtime.Versioning.NonVersionable] + public bool Equals(UInt32 obj) + { + return m_value == obj; + } + + // The absolute value of the int contained. + public override int GetHashCode() { + return ((int) m_value); + } + + // The base 10 representation of the number with no extra padding. + [System.Security.SecuritySafeCritical] // auto-generated + public override String ToString() { + Contract.Ensures(Contract.Result<String>() != null); + return Number.FormatUInt32(m_value, null, NumberFormatInfo.CurrentInfo); + } + + [System.Security.SecuritySafeCritical] // auto-generated + public String ToString(IFormatProvider provider) { + Contract.Ensures(Contract.Result<String>() != null); + return Number.FormatUInt32(m_value, null, NumberFormatInfo.GetInstance(provider)); + } + + [System.Security.SecuritySafeCritical] // auto-generated + public String ToString(String format) { + Contract.Ensures(Contract.Result<String>() != null); + return Number.FormatUInt32(m_value, format, NumberFormatInfo.CurrentInfo); + } + + [System.Security.SecuritySafeCritical] // auto-generated + public String ToString(String format, IFormatProvider provider) { + Contract.Ensures(Contract.Result<String>() != null); + return Number.FormatUInt32(m_value, format, NumberFormatInfo.GetInstance(provider)); + } + + [CLSCompliant(false)] + public static uint Parse(String s) { + return Number.ParseUInt32(s, NumberStyles.Integer, NumberFormatInfo.CurrentInfo); + } + + [CLSCompliant(false)] + public static uint Parse(String s, NumberStyles style) { + NumberFormatInfo.ValidateParseStyleInteger(style); + return Number.ParseUInt32(s, style, NumberFormatInfo.CurrentInfo); + } + + + [CLSCompliant(false)] + public static uint Parse(String s, IFormatProvider provider) { + return Number.ParseUInt32(s, NumberStyles.Integer, NumberFormatInfo.GetInstance(provider)); + } + + [CLSCompliant(false)] + public static uint Parse(String s, NumberStyles style, IFormatProvider provider) { + NumberFormatInfo.ValidateParseStyleInteger(style); + return Number.ParseUInt32(s, style, NumberFormatInfo.GetInstance(provider)); + } + + [CLSCompliant(false)] + public static bool TryParse(String s, out UInt32 result) { + return Number.TryParseUInt32(s, NumberStyles.Integer, NumberFormatInfo.CurrentInfo, out result); + } + + [CLSCompliant(false)] + public static bool TryParse(String s, NumberStyles style, IFormatProvider provider, out UInt32 result) { + NumberFormatInfo.ValidateParseStyleInteger(style); + return Number.TryParseUInt32(s, style, NumberFormatInfo.GetInstance(provider), out result); + } + + // + // IConvertible implementation + // + + public TypeCode GetTypeCode() { + return TypeCode.UInt32; + } + + /// <internalonly/> + bool IConvertible.ToBoolean(IFormatProvider provider) { + return Convert.ToBoolean(m_value); + } + + /// <internalonly/> + char IConvertible.ToChar(IFormatProvider provider) { + return Convert.ToChar(m_value); + } + + /// <internalonly/> + sbyte IConvertible.ToSByte(IFormatProvider provider) { + return Convert.ToSByte(m_value); + } + + /// <internalonly/> + byte IConvertible.ToByte(IFormatProvider provider) { + return Convert.ToByte(m_value); + } + + /// <internalonly/> + short IConvertible.ToInt16(IFormatProvider provider) { + return Convert.ToInt16(m_value); + } + + /// <internalonly/> + ushort IConvertible.ToUInt16(IFormatProvider provider) { + return Convert.ToUInt16(m_value); + } + + /// <internalonly/> + int IConvertible.ToInt32(IFormatProvider provider) { + return Convert.ToInt32(m_value); + } + + /// <internalonly/> + uint IConvertible.ToUInt32(IFormatProvider provider) { + return m_value; + } + + /// <internalonly/> + long IConvertible.ToInt64(IFormatProvider provider) { + return Convert.ToInt64(m_value); + } + + /// <internalonly/> + ulong IConvertible.ToUInt64(IFormatProvider provider) { + return Convert.ToUInt64(m_value); + } + + /// <internalonly/> + float IConvertible.ToSingle(IFormatProvider provider) { + return Convert.ToSingle(m_value); + } + + /// <internalonly/> + double IConvertible.ToDouble(IFormatProvider provider) { + return Convert.ToDouble(m_value); + } + + /// <internalonly/> + Decimal IConvertible.ToDecimal(IFormatProvider provider) { + return Convert.ToDecimal(m_value); + } + + /// <internalonly/> + DateTime IConvertible.ToDateTime(IFormatProvider provider) { + throw new InvalidCastException(Environment.GetResourceString("InvalidCast_FromTo", "UInt32", "DateTime")); + } + + /// <internalonly/> + Object IConvertible.ToType(Type type, IFormatProvider provider) { + return Convert.DefaultToType((IConvertible)this, type, provider); + } + } +} |