Bug#828614: yara: FTBFS with openssl 1.1.0

[bengen@debian.org (Hilko Bengen)]

* Kurt Roeckx:

>> 2. i2c_ASN1_INTEGER() is no longer available outside the OpenSSL code
>>    base. What am I supposed to use instead? (What is this "context
>>    encoding", anyway?)
>
> I think you mean "content".  

Yes.

> I didn't really look all that close at the asn1 stuff, but from what I
> understand it's contains the content bytes in asn1 format, and it's
> probably not something you want to do and you want to do. Can you
> point me to the code.

https://github.com/VirusTotal/yara/blob/master/libyara/modules/pe.c#L1276

Am I correct in assuming that since the X509 certificates' serial
numbers are stored in DER, one should just use i2d_ASN1_INTEGER()
instead?

Cheers,
-Hilko