47 lines
1.5 KiB
C#
47 lines
1.5 KiB
C#
namespace DSInternals.Common
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{
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using DSInternals.Common.Interop;
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using System.Security;
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using System.Security.AccessControl;
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public static class StringExtensions
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{
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public static string TrimEnd(this string input, string suffix)
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{
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if(! string.IsNullOrEmpty(input) && ! string.IsNullOrEmpty(suffix) && input.EndsWith(suffix))
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{
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int trimmedLength = input.Length-suffix.Length;
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return input.Remove(trimmedLength);
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}
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else
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{
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return input;
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}
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}
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public static SecureString ToSecureString(this string input)
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{
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if (input == null)
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{
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return null;
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}
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SecureString output = new SecureString();
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foreach (char c in input.ToCharArray())
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{
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output.AppendChar(c);
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}
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output.MakeReadOnly();
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return output;
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}
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public static byte[] SddlToBinary(this string securityDescriptor)
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{
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Validator.AssertNotNullOrWhiteSpace(securityDescriptor, "securityDescriptor");
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byte[] binarySecurityDescriptor;
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Win32ErrorCode result = NativeMethods.ConvertStringSecurityDescriptorToSecurityDescriptor(securityDescriptor, GenericSecurityDescriptor.Revision, out binarySecurityDescriptor);
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Validator.AssertSuccess(result);
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return binarySecurityDescriptor;
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}
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}
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}
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