X-Git-Url: https://code.octet-stream.net/m17rt/blobdiff_plain/e67ea96c8a3d7c23ba29c6ed91ddb451927176a1..9e40113187a3eb54335de0277f8038ee35d9428a:/m17core/src/protocol.rs

diff --git a/m17core/src/protocol.rs b/m17core/src/protocol.rs
index 96def5b..375c3f0 100755
--- a/m17core/src/protocol.rs
+++ b/m17core/src/protocol.rs
@@ -33,6 +33,7 @@ pub enum Frame {
     // BERT
 }
 
+#[derive(Debug, Clone, PartialEq, Eq)]
 pub enum PacketType {
     /// RAW
     Raw,
@@ -53,6 +54,22 @@ pub enum PacketType {
 }
 
 impl PacketType {
+    pub fn from_proto(buf: &[u8]) -> Option<(Self, usize)> {
+        buf.utf8_chunks()
+            .next()
+            .and_then(|chunk| chunk.valid().chars().next())
+            .map(|c| match c as u32 {
+                0x00 => (PacketType::Raw, 1),
+                0x01 => (PacketType::Ax25, 1),
+                0x02 => (PacketType::Aprs, 1),
+                0x03 => (PacketType::SixLowPan, 1),
+                0x04 => (PacketType::Ipv4, 1),
+                0x05 => (PacketType::Sms, 1),
+                0x06 => (PacketType::Winlink, 1),
+                _ => (PacketType::Other(c), c.len_utf8()),
+            })
+    }
+
     pub fn as_proto(&self) -> ([u8; 4], usize) {
         match self {
             PacketType::Raw => ([0, 0, 0, 0], 1),
@@ -70,22 +87,6 @@ impl PacketType {
             }
         }
     }
-
-    pub fn from_proto(&self, buf: &[u8]) -> Option<PacketType> {
-        buf.utf8_chunks()
-            .next()
-            .and_then(|chunk| chunk.valid().chars().next())
-            .map(|c| match c as u32 {
-                0x00 => PacketType::Raw,
-                0x01 => PacketType::Ax25,
-                0x02 => PacketType::Aprs,
-                0x03 => PacketType::SixLowPan,
-                0x04 => PacketType::Ipv4,
-                0x05 => PacketType::Sms,
-                0x06 => PacketType::Winlink,
-                _ => PacketType::Other(c),
-            })
-    }
 }
 
 #[derive(Debug, Clone, PartialEq, Eq)]
@@ -132,6 +133,8 @@ impl LsfFrame {
         }
     }
 
+    // TODO: encryption sub-type
+
     pub fn channel_access_number(&self) -> u8 {
         (self.0[12] >> 7) & 0x0f
     }