diff --git a/src/rstd/atomic.rs b/src/rstd/atomic.rs
index e06d58e..57915c2 100644
--- a/src/rstd/atomic.rs
+++ b/src/rstd/atomic.rs
@@ -14,7 +14,10 @@ use crate::rcore::*;
 
 use super::*;
 
-pub use self::modes::{AtomicProxy, RegularAtomic};
+pub use self::modes::{
+    AExtensionResultM, AExtensionSourceM, AParseResultM, AtomicModeParse, AtomicProxy,
+    RegularAtomic,
+};
 
 pub type AParseError<A> = <A as AtomicBase>::AParseError;
 
diff --git a/src/rstd/atomic/modes.rs b/src/rstd/atomic/modes.rs
index 54cfac0..8b6a623 100644
--- a/src/rstd/atomic/modes.rs
+++ b/src/rstd/atomic/modes.rs
@@ -20,6 +20,26 @@ where
     }
 }
 
+pub type AParseResultM<A, I> = <<A as ParseMode>::Mode as Mode>::ParseResult<A, AParseError<A>, I>;
+
+pub type AExtensionResultM<A> =
+    <<A as ParseMode>::Mode as Mode>::ExtensionResult<A, AParseError<A>>;
+
+pub type AExtensionSourceM<A> =
+    <<A as ParseMode>::Mode as Mode>::ExtensionSource<A, AParseError<A>>;
+
+pub trait AtomicModeParse: AtomicBase + ParseMode {
+    fn ma_deserialize<I: Inlining>(&self, inlining: I) -> AParseResultM<Self, I>;
+
+    fn ma_extend(
+        &self,
+        mentionable: AExtensionSourceM<Self>,
+        tail: &[u8],
+    ) -> AExtensionResultM<Self>;
+
+    fn ma_prepare(mentionable: Self) -> AExtensionSourceM<Self>;
+}
+
 pub trait RegularAtomic: AtomicBase + ImplMode<Mode = RegularMode> {
     fn ra_deserialize(inlining: impl Inlining) -> AParseResult<Self>;
     fn ra_extend(self, tail: &[u8]) -> AParseResult<Self>;