use rndr for get_random_bytes

1 files changed, 10 insertions, 0 deletions

diff --git a/src/rng.rs b/src/rng.rs
index aad40a4..91ca059 100644
--- a/src/rng.rs
+++ b/src/rng.rs
@@ -98,6 +98,16 @@ pub fn get_random_u64() -> Option<u64> {
 pub fn get_entropy(bytes: &mut[u8]) -> bool {
     let mut b: &mut[u8] = bytes;
 
+    while let Some(l) = read_rndr() {
+        let n = b.len().min(8);
+        let v: &mut[u8];
+        (v, b) = b.split_at_mut(n);
+        v.copy_from_slice(&l.to_le_bytes().split_at(n).0);
+        if b.len() == 0 {
+            return true
+        }
+    }
+
     if !have_smccc() {
         return false
     }