mirror of
https://github.com/cjdelisle/cjdns
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64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
/* vim: set expandtab ts=4 sw=4: */
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/*
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* You may redistribute this program and/or modify it under the terms of
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* the GNU General Public License as published by the Free Software Foundation,
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* either version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef DHTMessage_H
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#define DHTMessage_H
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#ifdef SUBNODE
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#error "this file should not be included in subnode"
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#endif
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#include "benc/Dict.h"
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#include "wire/Message.h"
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/**
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* Maximum number of bytes in a message.
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* Ethernet MTU is 1500 so it's hard to imagine much more.
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*/
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#define DHTMessage_MAX_SIZE 1536
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/**
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* This struct represents a DHT message which will be passed to the
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* modules. The only part of the message which will be available to
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* all modules is Message.peer. Incoming modules will have Message.bytes
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* and Message.length when they come from the network module.
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*/
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struct DHTMessage;
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struct DHTMessage
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{
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struct Address* address;
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Message_t* binMessage;
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/** The message as a bencoded dictionary. */
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Dict* asDict;
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struct EncodingScheme* encodingScheme;
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int encIndex;
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int pleaseRespond;
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/**
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* If this message is an outgoing reply, replyTo is the original query.
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* For incoming replies or any queries, it is NULL.
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*/
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struct DHTMessage* replyTo;
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/** A memory allocator which will be freed after this message is sent. */
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struct Allocator* allocator;
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};
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#endif
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