// Miguel de Icaza (miguel@ximian.com)
//
// (C) Ximian, Inc. http://www.ximian.com
+// Copyright (C) 2004 Novell (http://www.novell.com)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.Globalization;
+using System.Threading;
-namespace System {
-
- public struct UInt32 : IComparable, IFormattable {
- public const uint MinValue = 0;
+namespace System
+{
+ [Serializable]
+ [CLSCompliant (false)]
+ public struct UInt32 : IFormattable, IConvertible, IComparable
+#if NET_2_0
+ , IComparable<UInt32>, IEquatable <UInt32>
+#endif
+ {
public const uint MaxValue = 0xffffffff;
-
- public uint value;
+ public const uint MinValue = 0;
+
+ internal uint m_value;
- public int CompareTo (object v)
+ public int CompareTo (object value)
{
- if (!(v is System.UInt32))
- throw new ArgumentException ("Value is not a System.UInt32");
+ if (value == null)
+ return 1;
- if (value == (uint) v)
+ if (!(value is System.UInt32))
+ throw new ArgumentException (Locale.GetText ("Value is not a System.UInt32."));
+
+ if (this.m_value == (uint) value)
return 0;
- if (value < (uint) v)
+ if (this.m_value < (uint) value)
return -1;
return 1;
}
- public override bool Equals (object o)
+ public override bool Equals (object obj)
{
- if (!(o is System.UInt32))
+ if (!(obj is System.UInt32))
return false;
- return ((uint) o) == value;
+ return ((uint) obj) == m_value;
}
public override int GetHashCode ()
{
- return (int) value;
+ return (int) m_value;
}
- public TypeCode GetTypeCode ()
+#if NET_2_0
+ public int CompareTo (uint value)
{
- return TypeCode.UInt32;
+ if (m_value == value)
+ return 0;
+ if (m_value > value)
+ return 1;
+ else
+ return -1;
+ }
+
+ public bool Equals (uint value)
+ {
+ return value == m_value;
}
+#endif
- public static uint Parse (string s)
+ internal static bool Parse (string s, bool tryParse, out uint result, out Exception exc)
{
- // TODO: Implement me
- return 0;
+ uint val = 0;
+ int len;
+ int i;
+ bool digits_seen = false;
+ bool has_negative_sign = false;
+
+ result = 0;
+ exc = null;
+
+ if (s == null) {
+ if (!tryParse)
+ exc = new ArgumentNullException ("s");
+ return false;
+ }
+
+ len = s.Length;
+
+ char c;
+ for (i = 0; i < len; i++) {
+ c = s [i];
+ if (!Char.IsWhiteSpace (c))
+ break;
+ }
+
+ if (i == len) {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+
+ if (s [i] == '+')
+ i++;
+ else
+ if (s[i] == '-') {
+ i++;
+ has_negative_sign = true;
+ }
+
+ for (; i < len; i++) {
+ c = s [i];
+
+ if (c >= '0' && c <= '9') {
+ uint d = (uint) (c - '0');
+
+ val = checked (val * 10 + d);
+ digits_seen = true;
+ }
+ else {
+ if (Char.IsWhiteSpace (c)) {
+ for (i++; i < len; i++) {
+ if (!Char.IsWhiteSpace (s [i])) {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+ }
+ break;
+ } else {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+ }
+ }
+ if (!digits_seen) {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+
+ // -0 is legal but other negative values are not
+ if (has_negative_sign && (val > 0)) {
+ if (!tryParse)
+ exc = new OverflowException (
+ Locale.GetText ("Negative number"));
+ return false;
+ }
+
+ result = val;
+ return true;
}
- public static uint Parse (string s, IFormatProvider fp)
+ internal static bool Parse (string s, NumberStyles style, IFormatProvider provider, bool tryParse, out uint result, out Exception exc)
{
- // TODO: Implement me
- return 0;
+ result = 0;
+ exc = null;
+
+ if (s == null) {
+ if (!tryParse)
+ exc = new ArgumentNullException ("s");
+ return false;
+ }
+
+ if (s.Length == 0) {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+
+ NumberFormatInfo nfi;
+ if (provider != null) {
+ Type typeNFI = typeof (NumberFormatInfo);
+ nfi = (NumberFormatInfo) provider.GetFormat (typeNFI);
+ }
+ else
+ nfi = Thread.CurrentThread.CurrentCulture.NumberFormat;
+
+ if (!Int32.CheckStyle (style, tryParse, ref exc))
+ return false;
+
+ bool AllowCurrencySymbol = (style & NumberStyles.AllowCurrencySymbol) != 0;
+ bool AllowHexSpecifier = (style & NumberStyles.AllowHexSpecifier) != 0;
+ bool AllowThousands = (style & NumberStyles.AllowThousands) != 0;
+ bool AllowDecimalPoint = (style & NumberStyles.AllowDecimalPoint) != 0;
+ bool AllowParentheses = (style & NumberStyles.AllowParentheses) != 0;
+ bool AllowTrailingSign = (style & NumberStyles.AllowTrailingSign) != 0;
+ bool AllowLeadingSign = (style & NumberStyles.AllowLeadingSign) != 0;
+ bool AllowTrailingWhite = (style & NumberStyles.AllowTrailingWhite) != 0;
+ bool AllowLeadingWhite = (style & NumberStyles.AllowLeadingWhite) != 0;
+
+ int pos = 0;
+
+ if (AllowLeadingWhite && !Int32.JumpOverWhite (ref pos, s, true, tryParse, ref exc))
+ return false;
+
+ bool foundOpenParentheses = false;
+ bool negative = false;
+ bool foundSign = false;
+ bool foundCurrency = false;
+
+ // Pre-number stuff
+ if (AllowParentheses && s [pos] == '(') {
+ foundOpenParentheses = true;
+ foundSign = true;
+ negative = true; // MS always make the number negative when there parentheses
+ // even when NumberFormatInfo.NumberNegativePattern != 0!!!
+ pos++;
+ if (AllowLeadingWhite && !Int32.JumpOverWhite (ref pos, s, true, tryParse, ref exc))
+ return false;
+
+ if (s.Substring (pos, nfi.NegativeSign.Length) == nfi.NegativeSign) {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+ if (s.Substring (pos, nfi.PositiveSign.Length) == nfi.PositiveSign) {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+ }
+
+ if (AllowLeadingSign && !foundSign) {
+ // Sign + Currency
+ Int32.FindSign (ref pos, s, nfi, ref foundSign, ref negative);
+ if (foundSign) {
+ if (AllowLeadingWhite && !Int32.JumpOverWhite (ref pos, s, true, tryParse, ref exc))
+ return false;
+ if (AllowCurrencySymbol) {
+ Int32.FindCurrency (ref pos, s, nfi, ref foundCurrency);
+ if (foundCurrency && AllowLeadingWhite &&
+ !Int32.JumpOverWhite (ref pos, s, true, tryParse, ref exc))
+ return false;
+ }
+ }
+ }
+
+ if (AllowCurrencySymbol && !foundCurrency) {
+ // Currency + sign
+ Int32.FindCurrency (ref pos, s, nfi, ref foundCurrency);
+ if (foundCurrency) {
+ if (AllowLeadingWhite && !Int32.JumpOverWhite (ref pos, s, true, tryParse, ref exc))
+ return false;
+ if (foundCurrency) {
+ if (!foundSign && AllowLeadingSign) {
+ Int32.FindSign (ref pos, s, nfi, ref foundSign, ref negative);
+ if (foundSign && AllowLeadingWhite &&
+ !Int32.JumpOverWhite (ref pos, s, true, tryParse, ref exc))
+ return false;
+ }
+ }
+ }
+ }
+
+ uint number = 0;
+ int nDigits = 0;
+ bool decimalPointFound = false;
+ uint digitValue;
+ char hexDigit;
+
+ // Number stuff
+ // Just the same as Int32, but this one adds instead of substract
+ do {
+
+ if (!Int32.ValidDigit (s [pos], AllowHexSpecifier)) {
+ if (AllowThousands && Int32.FindOther (ref pos, s, nfi.NumberGroupSeparator))
+ continue;
+ else
+ if (!decimalPointFound && AllowDecimalPoint &&
+ Int32.FindOther (ref pos, s, nfi.NumberDecimalSeparator)) {
+ decimalPointFound = true;
+ continue;
+ }
+ break;
+ }
+ else if (AllowHexSpecifier) {
+ nDigits++;
+ hexDigit = s [pos++];
+ if (Char.IsDigit (hexDigit))
+ digitValue = (uint) (hexDigit - '0');
+ else if (Char.IsLower (hexDigit))
+ digitValue = (uint) (hexDigit - 'a' + 10);
+ else
+ digitValue = (uint) (hexDigit - 'A' + 10);
+
+ number = checked (number * 16 + digitValue);
+ }
+ else if (decimalPointFound) {
+ nDigits++;
+ // Allows decimal point as long as it's only
+ // followed by zeroes.
+ if (s [pos++] != '0') {
+ if (!tryParse)
+ exc = new OverflowException (Locale.GetText ("Value too large or too small."));
+ return false;
+ }
+ }
+ else {
+ nDigits++;
+
+ try {
+ number = checked (number * 10 + (uint) (s [pos++] - '0'));
+ }
+ catch (OverflowException) {
+ if (!tryParse)
+ exc = new OverflowException (Locale.GetText ("Value too large or too small."));
+ return false;
+ }
+ }
+ } while (pos < s.Length);
+
+ // Post number stuff
+ if (nDigits == 0) {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+
+ if (AllowTrailingSign && !foundSign) {
+ // Sign + Currency
+ Int32.FindSign (ref pos, s, nfi, ref foundSign, ref negative);
+ if (foundSign) {
+ if (AllowTrailingWhite && !Int32.JumpOverWhite (ref pos, s, true, tryParse, ref exc))
+ return false;
+ if (AllowCurrencySymbol)
+ Int32. FindCurrency (ref pos, s, nfi, ref foundCurrency);
+ }
+ }
+
+ if (AllowCurrencySymbol && !foundCurrency) {
+ // Currency + sign
+ Int32.FindCurrency (ref pos, s, nfi, ref foundCurrency);
+ if (foundCurrency) {
+ if (AllowTrailingWhite && !Int32.JumpOverWhite (ref pos, s, true, tryParse, ref exc))
+ return false;
+ if (!foundSign && AllowTrailingSign)
+ Int32.FindSign (ref pos, s, nfi, ref foundSign, ref negative);
+ }
+ }
+
+ if (AllowTrailingWhite && pos < s.Length && !Int32.JumpOverWhite (ref pos, s, false, tryParse, ref exc))
+ return false;
+
+ if (foundOpenParentheses) {
+ if (pos >= s.Length || s [pos++] != ')') {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+ if (AllowTrailingWhite && pos < s.Length && !Int32.JumpOverWhite (ref pos, s, false, tryParse, ref exc))
+ return false;
+ }
+
+ if (pos < s.Length && s [pos] != '\u0000') {
+ if (!tryParse)
+ exc = Int32.GetFormatException ();
+ return false;
+ }
+
+ // -0 is legal but other negative values are not
+ if (negative && (number > 0)) {
+ if (!tryParse)
+ exc = new OverflowException (
+ Locale.GetText ("Negative number"));
+ return false;
+ }
+
+ result = number;
+
+ return true;
}
- public static uint Parse (string s, NumberStyles style, IFormatProvider fp)
+ [CLSCompliant (false)]
+ public static uint Parse (string s)
{
- // TODO: Implement me
- return 0;
+ Exception exc;
+ uint res;
+
+ if (!Parse (s, false, out res, out exc))
+ throw exc;
+
+ return res;
}
- public override string ToString ()
+ [CLSCompliant (false)]
+ public static uint Parse (string s, NumberStyles style, IFormatProvider fp)
+ {
+ Exception exc;
+ uint res;
+
+ if (!Parse (s, style, fp, false, out res, out exc))
+ throw exc;
+
+ return res;
+ }
+
+ [CLSCompliant (false)]
+ public static uint Parse (string s, IFormatProvider provider)
+ {
+ return Parse (s, NumberStyles.Integer, provider);
+ }
+
+ [CLSCompliant (false)]
+ public static uint Parse (string s, NumberStyles style)
{
- // TODO: Implement me
+ return Parse (s, style, null);
+ }
+
+#if NET_2_0
+ [CLSCompliant (false)]
+ public static bool TryParse (string s, out uint result)
+ {
+ Exception exc;
+ if (!Parse (s, true, out result, out exc)) {
+ result = 0;
+ return false;
+ }
- return "";
+ return true;
+ }
+
+ [CLSCompliant (false)]
+ public static bool TryParse (string s, NumberStyles style, IFormatProvider provider, out uint result)
+ {
+ Exception exc;
+ if (!Parse (s, style, provider, true, out result, out exc)) {
+ result = 0;
+ return false;
+ }
+
+ return true;
+ }
+#endif
+
+ public override string ToString ()
+ {
+ return NumberFormatter.FormatGeneral (new NumberFormatter.NumberStore (m_value));
}
public string ToString (IFormatProvider fp)
{
- // TODO: Implement me.
- return "";
+ return NumberFormatter.FormatGeneral (new NumberFormatter.NumberStore (m_value), fp);
}
public string ToString (string format)
{
- // TODO: Implement me.
- return "";
+ return ToString (format, null);
}
public string ToString (string format, IFormatProvider fp)
{
- // TODO: Implement me.
- return "";
+ NumberFormatInfo nfi = NumberFormatInfo.GetInstance (fp);
+ return NumberFormatter.NumberToString (format, m_value, nfi);
+ }
+
+ // =========== IConvertible Methods =========== //
+ public TypeCode GetTypeCode ()
+ {
+ return TypeCode.UInt32;
+ }
+
+ bool IConvertible.ToBoolean (IFormatProvider provider)
+ {
+ return System.Convert.ToBoolean (m_value);
+ }
+
+ byte IConvertible.ToByte (IFormatProvider provider)
+ {
+ return System.Convert.ToByte (m_value);
+ }
+
+ char IConvertible.ToChar (IFormatProvider provider)
+ {
+ return System.Convert.ToChar (m_value);
+ }
+
+ DateTime IConvertible.ToDateTime (IFormatProvider provider)
+ {
+ return System.Convert.ToDateTime (m_value);
+ }
+
+ decimal IConvertible.ToDecimal (IFormatProvider provider)
+ {
+ return System.Convert.ToDecimal (m_value);
+ }
+
+ double IConvertible.ToDouble (IFormatProvider provider)
+ {
+ return System.Convert.ToDouble (m_value);
+ }
+
+ short IConvertible.ToInt16 (IFormatProvider provider)
+ {
+ return System.Convert.ToInt16 (m_value);
+ }
+
+ int IConvertible.ToInt32 (IFormatProvider provider)
+ {
+ return System.Convert.ToInt32 (m_value);
+ }
+
+ long IConvertible.ToInt64 (IFormatProvider provider)
+ {
+ return System.Convert.ToInt64 (m_value);
+ }
+
+ sbyte IConvertible.ToSByte (IFormatProvider provider)
+ {
+ return System.Convert.ToSByte (m_value);
+ }
+
+ float IConvertible.ToSingle (IFormatProvider provider)
+ {
+ return System.Convert.ToSingle (m_value);
+ }
+
+ object IConvertible.ToType (Type conversionType, IFormatProvider provider)
+ {
+ return System.Convert.ToType (m_value, conversionType, provider);
+ }
+
+ ushort IConvertible.ToUInt16 (IFormatProvider provider)
+ {
+ return System.Convert.ToUInt16 (m_value);
+ }
+
+ uint IConvertible.ToUInt32 (IFormatProvider provider)
+ {
+ return m_value;
+ }
+
+ ulong IConvertible.ToUInt64 (IFormatProvider provider)
+ {
+ return System.Convert.ToUInt64 (m_value);
}
}
}