From 99cb5928bc62f01d6030b72d965684d287b5fd5b Mon Sep 17 00:00:00 2001
From: utf-4096 <utf16+github@riseup.net>
Date: Wed, 22 Mar 2023 16:55:04 +0100
Subject: [PATCH] Publish protocol 2.0

---
 protobuf/2.0/Authentication.proto  | 17 ++++++++++++
 protobuf/2.0/Container.proto       | 18 ++++++++++++
 protobuf/2.0/Message.proto         | 12 ++++++++
 protobuf/2.0/PublishDiscover.proto | 44 ++++++++++++++++++++++++++++++
 4 files changed, 91 insertions(+)
 create mode 100644 protobuf/2.0/Authentication.proto
 create mode 100644 protobuf/2.0/Container.proto
 create mode 100644 protobuf/2.0/Message.proto
 create mode 100644 protobuf/2.0/PublishDiscover.proto

diff --git a/protobuf/2.0/Authentication.proto b/protobuf/2.0/Authentication.proto
new file mode 100644
index 0000000..7a78a9f
--- /dev/null
+++ b/protobuf/2.0/Authentication.proto
@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+// Client -> Server
+// Request logging into the server
+// seed: the seed used to generate the address
+message AuthenticationRequest {
+	fixed64 seed = 1;
+}
+
+// Server -> Client
+// Login response
+// status: 0 if successful, anything else is an error
+// address: the address assigned to the peer
+message AuthenticationResponse {
+	uint32  status  = 1;
+	fixed64 address = 2;
+}
\ No newline at end of file
diff --git a/protobuf/2.0/Container.proto b/protobuf/2.0/Container.proto
new file mode 100644
index 0000000..bdd7ec7
--- /dev/null
+++ b/protobuf/2.0/Container.proto
@@ -0,0 +1,18 @@
+syntax = "proto3";
+
+// Client <-> Server
+message Container {
+	enum MessageType {
+		AuthenticationRequest  = 0;
+		AuthenticationResponse = 1;
+		Message                = 2;
+		PublishRequest         = 3;
+		PublishResponse        = 4;
+		DiscoverRequest        = 5;
+		DiscoverResponse       = 6;
+	}
+
+	MessageType type = 1;
+	uint32      id   = 2;
+	bytes       data = 3;
+}
\ No newline at end of file
diff --git a/protobuf/2.0/Message.proto b/protobuf/2.0/Message.proto
new file mode 100644
index 0000000..208098a
--- /dev/null
+++ b/protobuf/2.0/Message.proto
@@ -0,0 +1,12 @@
+syntax = "proto3";
+
+// Client <-> Server
+// address:
+//	Client -> Server: destination
+//  Server -> Client: source
+// data: message data
+message Message {
+	fixed64 address = 1;
+	fixed32 port    = 2;
+	bytes   data    = 3;
+}
\ No newline at end of file
diff --git a/protobuf/2.0/PublishDiscover.proto b/protobuf/2.0/PublishDiscover.proto
new file mode 100644
index 0000000..2e8b32e
--- /dev/null
+++ b/protobuf/2.0/PublishDiscover.proto
@@ -0,0 +1,44 @@
+syntax = "proto3";
+
+// Client -> Server
+// Request a port to be published or deleted on Discover
+// port: the port to publish
+// publish:
+//   true:  publish the port
+//   false: delete the port
+// flags: search flags
+message PublishRequest {
+	fixed32         port    = 1;
+	bool            publish = 2;
+	repeated string flags   = 3;
+}
+
+// Server -> Client
+// Acknowledge a PublishRequest
+// status: 0 if successful, anything else is an error
+message PublishResponse {
+	uint32 status = 1;
+}
+
+// Client -> Server
+// Search for peers on Discover
+// limit: maximum number of peers to search for
+// flags: flags to search for
+message DiscoverRequest {
+	uint32 limit          = 1;
+	repeated string flags = 2;
+}
+
+// Server -> Client
+// Response to a DiscoverRequest with a list of peers
+// status: 0 if successful, anything else is an error
+// peers: a list of peers, empty if nothing is found
+message DiscoverResponse {
+	message DiscoverPeer {
+		uint32  port          = 1;
+		fixed64 address       = 2;
+		repeated string flags = 3;
+	}
+	uint32                status = 1;
+	repeated DiscoverPeer peers  = 2;
+}