feature: 0-rtt connection phase extensionHEADv0.2.0master

1 files changed, 35 insertions, 0 deletions

diff --git a/src/protocol.rs b/src/protocol.rs
new file mode 100644
index 0000000..7bfec51
--- /dev/null
+++ b/src/protocol.rs
@@ -0,0 +1,35 @@
+pub const PREFIX: &str = "__nonstd_ext_no_ack_";
+
+fn to_no_ack_service_name<T: AsRef<str>>(original_name: T) -> String {
+    PREFIX.to_owned() + original_name.as_ref()
+}
+
+fn parse_service_name(service_name: &str) -> (&str, bool) {
+    if service_name.starts_with(PREFIX) {
+        (&service_name[PREFIX.len()..], true)
+    } else {
+        (service_name, false)
+    }
+}
+
+pub struct ServiceName<'a> {
+    pub service_name: &'a str,
+    pub no_ack: bool,
+}
+
+impl<'a> ServiceName<'a> {
+    pub fn from(s: &'a str) -> Self {
+        let (service_name, no_ack) = parse_service_name(s);
+        ServiceName {
+            service_name,
+            no_ack,
+        }
+    }
+    pub fn to_string(&self) -> String {
+        if self.no_ack {
+            to_no_ack_service_name(self.service_name).to_owned()
+        } else {
+            self.service_name.to_string()
+        }
+    }
+}