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more or less completed BuildRequestRecord and BuildResponseRecord

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dev
2010-07-25 18:29:38 +00:00
parent 085b4e4019
commit ba42e00e47
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www.i2p2/pages/i2np_spec.html
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@ -110,12 +110,23 @@ Cleartext:
+----+----+----+----+----+----+----+----+
| padding...
+----+----+----+--//
encrypted:
+----+----+----+----+----+----+----+----+
| toPeer |
+ +
| |
+----+----+----+----+----+----+----+----+
| encrypted data ... |
+----+----+----+----+----+----+----+----+
{% endfilter %}
</pre>
<h4>Definition</h4>
<pre>
{% filter escape %}
unencrypted:
* bytes 0-3: tunnel ID to receive messages as
* bytes 4-35: local router identity hash
* bytes 36-39: next tunnel ID
@ -129,9 +140,40 @@ Cleartext:
* bytes 189-192: next message ID
* bytes 193-222: uninterpreted / random padding
Taken from i2p.i2p/router/java/src/net/i2p/data/i2np/BuildRequestRecord.java
encrypted:
bytes 0-15: SHA-256-128(SHA256 hash truncated to 128bit) of the current hop's identity (the toPeer parameter)
bytes 15-527: ElGamal-2048 encrypted block
{% endfilter %}
</pre>
<h3 id="struct_BuildResponseRecord">BuildResponseRecord</h3>
<pre>
{% filter escape %}
unencrypted:
+----+----+----+----+----+----+----+----+
| random data... |
| |
+ +----+
| |ret |
+----+----+----+----+----+----+----+----+
{% endfilter %}
</pre>
<h4>Definition</h4>
<pre>
{% filter escape %}
unencrypted:
bytes 0-526: random data
byte 527 : reply
encrypted:
bytes 0-527: AES-encrypted record(note: same size as BuildRequestRecord!)
{% endfilter %}
</pre>
<h2 id="messages">Messages</h2>
<table border=1>
<tr>