31 lines
861 B
C#
31 lines
861 B
C#
namespace LANCommander.Extensions
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{
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public static class FileExtensions
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{
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public static bool IsBinaryFile(this FileInfo fileInfo, int checkLength = 8000, int requiredConsecutiveNul = 1)
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{
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const char nulChar = '\0';
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int count = 0;
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using (var reader = new StreamReader(fileInfo.FullName))
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{
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for (int i = 0; i < checkLength && !reader.EndOfStream; i++) {
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if ((char)reader.Read() == nulChar)
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{
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count++;
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if (count >= requiredConsecutiveNul)
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return true;
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}
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else
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{
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count = 0;
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}
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}
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}
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return false;
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}
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}
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}
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