Update to heapless 0.9

Author: sosthene-nitrokey

src/pipe.rs

@@ -35,7 +35,7 @@ enum Error {
 }
 
 pub(crate) type Requester<'pipe, const N: usize> =
-    interchange::Requester<'pipe, iso7816::Data<N>, iso7816::Data<N>>;
+    interchange::Requester<'pipe, heapless::Vec<u8, N>, heapless::Vec<u8, N>>;
 
 pub struct Pipe<'bus, 'pipe, Bus, const N: usize>
 where
@@ -114,7 +114,7 @@ where
     }
 
     fn construct_atr(card_issuers_data: Option<&[u8]>, signal_t_equals_0: bool) -> Vec<u8, 32> {
-        assert!(card_issuers_data.map_or(true, |data| data.len() <= 13));
+        assert!(card_issuers_data.is_none_or(|data| data.len() <= 13));
         let k = card_issuers_data.map_or(0u8, |data| 2 + data.len() as u8);
         let mut atr = Vec::new();
         // TS: direct convention

src/types/packet.rs

@@ -177,7 +177,7 @@ macro_rules! command_message {
             }
 
             impl core::ops::Deref for $Name {
-                type Target = ExtPacket;
+                type Target = heapless::VecView<u8>;
 
                 #[inline]
                 fn deref(&self) -> &Self::Target {
@@ -244,7 +244,7 @@ macro_rules! command_message {
         }
 
         impl core::ops::Deref for Command {
-            type Target = ExtPacket;
+            type Target = heapless::VecView<u8>;
 
             #[inline]
             fn deref(&self) -> &Self::Target {