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we do more now

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bert hubert 2018-04-17 21:44:53 +02:00
parent d8b12eabf3
commit a904c20ee6
1 changed files with 8 additions and 3 deletions
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tdns/README.md
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@ -28,11 +28,16 @@ The goals of tdns are:
* Protocol correctness, except where the protocol needs updating
* Suitable for educational purposes
* Display best practices, both in DNS and security
* **Be a living warning for how hard it is to write a nameserver correctly**
Non-goals are:
* Performance
* Performance (beyond 100kqps)
* Implementing more features (unless very educational)
* DNSSEC (for now)
A more narrative explanation of what `tdns` is and what we hope it will
achieve can be found [here](intro.md.html).
# Current status
All 'basic DNS' items are implemented:
@ -734,8 +739,8 @@ This class reads a DNS message, and makes available:
* The dnsheader containing the flags
* EDNS buffer size and value of DNSSEC Ok flag
This is not a general purpose DNS Message reader. It can't parse resource
records for example. It is meant for parsing queries.
~This is not a general purpose DNS Message reader. It can't parse resource
records for example. It is meant for parsing queries.~
Of specific security note, this is one area where we might potentially have
to do pointer arithmetic. For security purposes, `DNSMessageReader` uses