DHT Messages - rubdos/libap2p GitHub Wiki

Code @ 8 januari: 7372d99ff1b4a1b114e7ea3856eaf0606aafb625

MESSAGE_DHT_SEARCH          = 21,    /**<Searches the Node for a DHTEntry with the tags*/
MESSAGE_DHT_INFO            = 22,    /**<Fetches info about a DHTEntry object */
MESSAGE_DHT_FETCH           = 23,    /**<Fetches the DHTEntry object part */
MESSAGE_DHT_SEARCH_RESULT   = 24,    /**<Returns the result of a DHT_SEARCH */
MESSAGE_DHT_INFO_RESULT     = 25,    /**<Returns the result of an info request */
MESSAGE_DHT_PUSH            = 26,    /**<The answer on a DHT_FETCH */

MESSAGE_DHT_SEARCH

Searches for a DHT entry on another node. XML stucture in data:

<data>
    <tag>[[TAG TO SEARCH FOR]]</tag>
</data>

MESSAGE_DHT_SEARCH_RESULT

Response to MESSAGE_DHT_SEARCH XML stucture in data:

<data>
    <entries_count>[[int: count of found]]</entries_count>
    <entry_[no]>[[hash]]</entry_[no]>
</data>

tag entry_[no], eg. entry_0 entry_1 ...

MESSAGE_DHT_INFO

Request for info about a sha256sum received on a MESSAGE_DHT_SEARCH_RESULT XML structure in data:

<data>
    <sha>[[sha]]</sha>
</data>

MESSAGE_DHT_INFO_RESULT

Returns info about the MESSAGE_DHT_INFO request. XML structure in data:

<data>
    <sha>[[sha of the entry we're talking about]]</sha>
    <part_count>[[int: the amount of parts in which the data is split]]</part_count>
    <part_length>[[the length of every part in bytes]]</part_length>
    <part_[no]>[[the sha checksum of the part with number [no] ]]</part_[no]>
</data>

MESSAGE_DHT_FETCH

Requests a part of the DHT object: XML structure in data:

<data>
    <entry_sha>[[sha of the entry]]</entry_sha>
    <part_sha>[[sha of the part of the entry]]</part_sha>
</data>

MESSAGE_DHT_PUSH

Returns the data of a part (answer to MESSAGE_DHT_FETCH): XML structure in data:

<data>
    <sha>[[sha we're talking about]]</sha>
    <content>[[base64 encoded content of the part]]</content>
</data>