diff --git a/src/ipc.rs b/src/ipc.rs
new file mode 100644
index 0000000..b5f06f5
--- /dev/null
+++ b/src/ipc.rs
@@ -0,0 +1,27 @@
+#![allow(dead_code)]
+
+pub const IPC_RUN_COMMAND:          u32 = 0;
+pub const IPC_GET_WORKSPACES:       u32 = 1;
+pub const IPC_SUBSCRIBE:            u32 = 2;
+pub const IPC_GET_OUTPUTS:          u32 = 3;
+pub const IPC_GET_TREE:             u32 = 4;
+pub const IPC_GET_MARKS:            u32 = 5;
+pub const IPC_GET_BAR_CONFIG:       u32 = 6;
+pub const IPC_GET_VERSION:          u32 = 7;
+pub const IPC_GET_BINDING_MODES:    u32 = 8;
+pub const IPC_GET_CONFIG:           u32 = 9;
+pub const IPC_SEND_TICK:            u32 = 10;
+pub const IPC_SYNC:                 u32 = 11;
+pub const IPC_GET_BINDING_STATE:    u32 = 12;
+pub const IPC_GET_INPUTS:           u32 = 100;
+pub const IPC_GET_SEATS:            u32 = 101;
+
+pub const EVENT_WORKSPACE:          &str = "workspace";
+pub const EVENT_MODE:               &str = "mode"; 
+pub const EVENT_WINDOW:             &str = "window";
+pub const EVENT_BARCONFIG_UPDATE:   &str = "barconfig_update";
+pub const EVENT_BINDING:            &str = "binding";
+pub const EVENT_SHUTDOWN:           &str = "shutdown";
+pub const EVENT_TICK:               &str = "tick";
+pub const EVENT_BAR_STATE_UPDATE:   &str = "bar_state_update";
+pub const EVENT_INPUT:              &str = "input";
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