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Ignore result if it isn't a string

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de4dot 2012-01-05 17:24:31 +01:00
parent d6f3ff64b9
commit 30798c6b08
1 changed files with 6 additions and 2 deletions
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8
de4dot.code/StringDecrypter.cs
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@ -31,8 +31,12 @@ namespace de4dot.code {
var block = callResult.block;
int num = callResult.callEndIndex - callResult.callStartIndex + 1;
var decryptedString = callResult.returnValue as string;
if (decryptedString == null)
continue;
int ldstrIndex = callResult.callStartIndex;
block.replace(ldstrIndex, num, Instruction.Create(OpCodes.Ldstr, (string)callResult.returnValue));
block.replace(ldstrIndex, num, Instruction.Create(OpCodes.Ldstr, decryptedString));
// If it's followed by castclass string, remove it
if (ldstrIndex + 1 < block.Instructions.Count) {
@ -53,7 +57,7 @@ namespace de4dot.code {
}
}
Log.v("Decrypted string: {0}", Utils.toCsharpString((string)callResult.returnValue));
Log.v("Decrypted string: {0}", Utils.toCsharpString(decryptedString));
}
}
}