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- using System;
- namespace SharpCompress.Common
- {
- internal static class FlagUtility
- {
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- public static bool HasFlag<T>(long bitField, T flag)
- where T : struct
- {
- return HasFlag(bitField, flag);
- }
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- public static bool HasFlag<T>(ulong bitField, T flag)
- where T : struct
- {
- return HasFlag(bitField, flag);
- }
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- public static bool HasFlag(ulong bitField, ulong flag)
- {
- return ((bitField & flag) == flag);
- }
- public static bool HasFlag(short bitField, short flag)
- {
- return ((bitField & flag) == flag);
- }
-
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- public static bool HasFlag<T>(T bitField, T flag)
- where T : struct
- {
- return HasFlag(Convert.ToInt64(bitField), Convert.ToInt64(flag));
- }
-
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-
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- public static bool HasFlag(long bitField, long flag)
- {
- return ((bitField & flag) == flag);
- }
-
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- public static long SetFlag(long bitField, long flag, bool on)
- {
- if (on)
- {
- return bitField | flag;
- }
- return bitField & (~flag);
- }
-
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- public static long SetFlag<T>(T bitField, T flag, bool on)
- where T : struct
- {
- return SetFlag(Convert.ToInt64(bitField), Convert.ToInt64(flag), on);
- }
- }
- }
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