split into crates

clippyboard-shared/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "clippyboard-shared"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+serde = "1.0.219"
+dirs = "6.0.0"
+eyre = "0.6.12"

clippyboard-shared/src/lib.rs

@@ -0,0 +1,40 @@
+use std::{path::PathBuf, sync::Arc};
+
+use eyre::OptionExt;
+use serde::{Deserialize, Deserializer, Serialize, Serializer};
+
+#[derive(Clone, serde::Deserialize, serde::Serialize)]
+pub struct HistoryItem {
+    pub id: u64,
+    pub mime: String,
+    #[serde(
+        deserialize_with = "deserialize_data",
+        serialize_with = "serialize_data"
+    )]
+    pub data: Arc<[u8]>,
+    pub created_time: u64,
+}
+
+fn deserialize_data<'de, D: Deserializer<'de>>(deserializer: D) -> Result<Arc<[u8]>, D::Error> {
+    Box::<[u8]>::deserialize(deserializer).map(Into::into)
+}
+
+fn serialize_data<S: Serializer>(data: &Arc<[u8]>, serializer: S) -> Result<S::Ok, S::Error> {
+    let data: &[u8] = data;
+    data.serialize(serializer)
+}
+
+pub const MESSAGE_READ: u8 = 1;
+/// Argument: One u64-bit LE value, the ID
+pub const MESSAGE_COPY: u8 = 2;
+pub const MESSAGE_CLEAR: u8 = 3;
+
+pub fn socket_path() -> eyre::Result<PathBuf> {
+    if let Some(path) = std::env::var_os("CLIPPYBOARD_SOCKET") {
+        return Ok(path.into());
+    }
+
+    Ok(dirs::runtime_dir()
+        .ok_or_eyre("missing XDG_RUNTIME_DIR")?
+        .join("clippyboard.sock"))
+}