[pve-devel] [PATCH proxmox-ve-rs v2 04/17] host: add struct representing bridge names

[Stefan Hanreich <s.hanreich@proxmox.com>]

Signed-off-by: Stefan Hanreich <s.hanreich@proxmox.com>
---
 proxmox-ve-config/Cargo.toml        |  1 +
 proxmox-ve-config/src/host/mod.rs   |  1 +
 proxmox-ve-config/src/host/types.rs | 46 +++++++++++++++++++++++++++++
 3 files changed, 48 insertions(+)
 create mode 100644 proxmox-ve-config/src/host/types.rs

diff --git a/proxmox-ve-config/Cargo.toml b/proxmox-ve-config/Cargo.toml
index 79ba164..d07dff2 100644
--- a/proxmox-ve-config/Cargo.toml
+++ b/proxmox-ve-config/Cargo.toml
@@ -10,6 +10,7 @@ exclude.workspace = true
 log = "0.4"
 anyhow = "1"
 nix = "0.26"
+thiserror = "1.0.40"
 
 serde = { version = "1", features = [ "derive" ] }
 serde_json = "1"
diff --git a/proxmox-ve-config/src/host/mod.rs b/proxmox-ve-config/src/host/mod.rs
index b5614dd..b4ab6a6 100644
--- a/proxmox-ve-config/src/host/mod.rs
+++ b/proxmox-ve-config/src/host/mod.rs
@@ -1 +1,2 @@
+pub mod types;
 pub mod utils;
diff --git a/proxmox-ve-config/src/host/types.rs b/proxmox-ve-config/src/host/types.rs
new file mode 100644
index 0000000..7cbee01
--- /dev/null
+++ b/proxmox-ve-config/src/host/types.rs
@@ -0,0 +1,46 @@
+use std::{fmt::Display, str::FromStr};
+
+use thiserror::Error;
+
+#[derive(Error, Debug, PartialEq, Eq, PartialOrd, Ord, Clone, Copy)]
+pub enum BridgeNameError {
+    #[error("name is too long")]
+    TooLong,
+}
+
+#[derive(Error, Debug, PartialEq, Eq, PartialOrd, Ord, Clone)]
+pub struct BridgeName(String);
+
+impl BridgeName {
+    pub fn new(name: String) -> Result<Self, BridgeNameError> {
+        if name.len() > 15 {
+            return Err(BridgeNameError::TooLong);
+        }
+
+        Ok(Self(name))
+    }
+
+    pub fn name(&self) -> &str {
+        &self.0
+    }
+}
+
+impl FromStr for BridgeName {
+    type Err = BridgeNameError;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        Self::new(s.to_owned())
+    }
+}
+
+impl Display for BridgeName {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.write_str(&self.0)
+    }
+}
+
+impl AsRef<str> for BridgeName {
+    fn as_ref(&self) -> &str {
+        &self.0
+    }
+}
-- 
2.39.5


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