100% open source

src/license.rs

@@ -0,0 +1,30 @@
+use hbb_common::{bail, sodiumoxide::crypto::sign, ResultType};
+use serde_derive::{Deserialize, Serialize};
+
+#[derive(Debug, PartialEq, Default, Serialize, Deserialize, Clone)]
+pub struct License {
+    #[serde(default)]
+    pub key: String,
+    #[serde(default)]
+    pub host: String,
+    #[serde(default)]
+    pub api: String,
+}
+
+pub fn get_license_from_string(s: &str) -> ResultType<License> {
+    let tmp: String = s.chars().rev().collect();
+    const PK: &[u8; 32] = &[
+        88, 168, 68, 104, 60, 5, 163, 198, 165, 38, 12, 85, 114, 203, 96, 163, 70, 48, 0, 131, 57,
+        12, 46, 129, 83, 17, 84, 193, 119, 197, 130, 103,
+    ];
+    let pk = sign::PublicKey(*PK);
+    let data = base64::decode_config(tmp, base64::URL_SAFE_NO_PAD)?;
+    if let Ok(lic) = serde_json::from_slice::<License>(&data) {
+        return Ok(lic);
+    }
+    if let Ok(data) = sign::verify(&data, &pk) {
+        Ok(serde_json::from_slice::<License>(&data)?)
+    } else {
+        bail!("sign:verify failed");
+    }
+}