31 lines
1.1 KiB
C#
31 lines
1.1 KiB
C#
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using System;
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using System.IO;
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class Scan {
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static int Count(byte[] hay, byte[] needle) {
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int n = 0;
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for (int i = 0; i + needle.Length <= hay.Length; i++) {
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bool m = true;
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for (int j = 0; j < needle.Length; j++) if (hay[i + j] != needle[j]) { m = false; break; }
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if (m) n++;
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}
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return n;
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}
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static void Main(string[] args) {
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string dir = args[0];
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string[] pats = { "AECH", "AERE", "AEREP", "Claim", "challenge" };
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foreach (string f in Directory.GetFiles(dir, "*.dll")) {
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byte[] b = File.ReadAllBytes(f);
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string hits = "";
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foreach (string p in pats) {
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byte[] a = System.Text.Encoding.ASCII.GetBytes(p);
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byte[] u = System.Text.Encoding.Unicode.GetBytes(p);
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int ca = Count(b, a), cu = Count(b, u);
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if (ca > 0 || cu > 0) hits += string.Format(" {0}(ascii={1},utf16={2})", p, ca, cu);
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}
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if (hits.Length > 0) Console.WriteLine(Path.GetFileName(f) + ":" + hits);
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}
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Console.WriteLine("scan done");
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}
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}
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