From 0a493baed6b4d020ed7d5d87191d912662eb2159 Mon Sep 17 00:00:00 2001
From: Alessandro Decina <alessandro.d@gmail.com>
Date: Wed, 24 Feb 2021 05:57:37 +0000
Subject: [PATCH] aya: add Bpf::maps() to get all the maps

---
 aya/src/bpf.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/aya/src/bpf.rs b/aya/src/bpf.rs
index ea407f4e..aee4be4e 100644
--- a/aya/src/bpf.rs
+++ b/aya/src/bpf.rs
@@ -183,6 +183,17 @@ impl Bpf {
             .transpose()
     }
 
+    pub fn maps<'a>(&'a self) -> impl Iterator<Item = (&'a str, Result<MapRef, MapError>)> + 'a {
+        let ret = self.maps.iter().map(|(name, lock)| {
+            (
+                name.as_str(),
+                lock.try_read()
+                    .map_err(|_| MapError::BorrowError { name: name.clone() }),
+            )
+        });
+        ret
+    }
+
     pub fn program<'a, 'slf: 'a, T: TryFrom<&'a Program>>(
         &'slf self,
         name: &str,