From c8791487807cf6298043a39501ec33d1ea1924eb Mon Sep 17 00:00:00 2001
From: beltram <beltram.maldant@gmail.com>
Date: Thu, 14 Sep 2023 17:08:01 +0200
Subject: [PATCH] wip

---
 openmls/src/group/mls_group/config.rs  | 9 +++++++++
 openmls/src/treesync/node/leaf_node.rs | 2 +-
 traits/src/types.rs                    | 8 ++++++++
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/openmls/src/group/mls_group/config.rs b/openmls/src/group/mls_group/config.rs
index 499f94ef34..b734280b4e 100644
--- a/openmls/src/group/mls_group/config.rs
+++ b/openmls/src/group/mls_group/config.rs
@@ -245,6 +245,15 @@ impl MlsGroupConfigBuilder {
         self
     }
 
+    /// Sets the group creator's required capabilities
+    pub fn required_capabilities(
+        mut self,
+        required_capabilities: RequiredCapabilitiesExtension,
+    ) -> Self {
+        self.config.required_capabilities = required_capabilities;
+        self
+    }
+
     /// Finalizes the builder and retursn an `[MlsGroupConfig`].
     pub fn build(self) -> MlsGroupConfig {
         self.config
diff --git a/openmls/src/treesync/node/leaf_node.rs b/openmls/src/treesync/node/leaf_node.rs
index 6627fc2e14..21e9e8279f 100644
--- a/openmls/src/treesync/node/leaf_node.rs
+++ b/openmls/src/treesync/node/leaf_node.rs
@@ -375,7 +375,7 @@ impl LeafNode {
     }
 
     /// Return a reference to [`Capabilities`].
-    pub(crate) fn capabilities(&self) -> &Capabilities {
+    pub fn capabilities(&self) -> &Capabilities {
         &self.payload.capabilities
     }
 
diff --git a/traits/src/types.rs b/traits/src/types.rs
index bf2626f8cb..23ec0b0174 100644
--- a/traits/src/types.rs
+++ b/traits/src/types.rs
@@ -323,6 +323,14 @@ impl From<Ciphersuite> for VerifiableCiphersuite {
     }
 }
 
+impl TryFrom<VerifiableCiphersuite> for Ciphersuite {
+    type Error = tls_codec::Error;
+
+    fn try_from(value: VerifiableCiphersuite) -> Result<Self, Self::Error> {
+        value.0.try_into()
+    }
+}
+
 /// MLS ciphersuites.
 #[allow(non_camel_case_types)]
 #[allow(clippy::upper_case_acronyms)]