1 files changed, 36 insertions, 0 deletions
diff --git a/broadcast/src/msg.rs b/broadcast/src/msg.rs
new file mode 100644
index 0000000..6433982
--- /dev/null
+++ b/broadcast/src/msg.rs
@@ -0,0 +1,36 @@
+use common::msg_id::MessageID;
+use serde::{Deserialize, Serialize};
+use std::collections::{HashMap, HashSet};
+
+pub type BroadcastTarget = usize;
+
+#[derive(Debug, Deserialize, Serialize, Clone)]
+#[serde(tag = "type")]
+pub enum BroadcastBody {
+    #[serde(rename = "broadcast")]
+    Broadcast {
+        msg_id: Option<MessageID>,
+        message: BroadcastTarget,
+    },
+
+    #[serde(rename = "broadcast_ok")]
+    BroadcastOk { in_reply_to: MessageID },
+
+    #[serde(rename = "topology")]
+    Topology {
+        msg_id: Option<MessageID>,
+        topology: HashMap<String, Vec<String>>,
+    },
+
+    #[serde(rename = "topology_ok")]
+    TopologyOk { in_reply_to: MessageID },
+
+    #[serde(rename = "read")]
+    Read { msg_id: MessageID },
+
+    #[serde(rename = "read_ok")]
+    ReadOk {
+        in_reply_to: MessageID,
+        messages: HashSet<BroadcastTarget>,
+    },
+}