88 lines
2.1 KiB
Protocol Buffer
88 lines
2.1 KiB
Protocol Buffer
syntax = "proto2";
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// Sent as part of the noise protocol.
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message NoisePayload {
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required bytes nonce = 1;
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}
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// type=0
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message Open {
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required bytes discoveryKey = 1;
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optional bytes capability = 2;
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}
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// type=1, overall feed options. can be sent multiple times
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message Options {
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repeated string extensions = 1; // Should be sorted lexicographically
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optional bool ack = 2; // Should all blocks be explicitly acknowledged?
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}
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// type=2, message indicating state changes etc.
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// initial state for uploading/downloading is true
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message Status {
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optional bool uploading = 1;
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optional bool downloading = 2;
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}
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// type=3, what do we have?
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message Have {
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required uint64 start = 1;
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optional uint64 length = 2 [default = 1]; // defaults to 1
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optional bytes bitfield = 3;
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optional bool ack = 4; // when true, this Have message is an acknowledgement
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}
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// type=4, what did we lose?
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message Unhave {
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required uint64 start = 1;
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optional uint64 length = 2 [default = 1]; // defaults to 1
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}
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// type=5, what do we want? remote should start sending have messages in this range
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message Want {
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required uint64 start = 1;
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optional uint64 length = 2; // defaults to Infinity or feed.length (if not live)
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}
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// type=6, what don't we want anymore?
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message Unwant {
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required uint64 start = 1;
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optional uint64 length = 2; // defaults to Infinity or feed.length (if not live)
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}
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// type=7, ask for data
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message Request {
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required uint64 index = 1;
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optional uint64 bytes = 2;
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optional bool hash = 3;
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optional uint64 nodes = 4;
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}
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// type=8, cancel a request
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message Cancel {
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required uint64 index = 1;
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optional uint64 bytes = 2;
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optional bool hash = 3;
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}
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// type=9, get some data
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message Data {
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message Node {
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required uint64 index = 1;
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required bytes hash = 2;
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required uint64 size = 3;
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}
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required uint64 index = 1;
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optional bytes value = 2;
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repeated Node nodes = 3;
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optional bytes signature = 4;
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}
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// type=10, explicitly close a channel.
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message Close {
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optional bytes discoveryKey = 1; // only send this if you did not do an open
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}
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// type=15, extension message
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