Upgrade getrandom to 0.2.8

This project was upgraded with external_updater.
Usage: tools/external_updater/updater.sh update rust/crates/getrandom
For more info, check https://cs.android.com/android/platform/superproject/+/master:tools/external_updater/README.md

Test: TreeHugger
Change-Id: Iec2d2bed229e0a061bb7c35f950d84d03424604d

1 files changed, 4 insertions, 8 deletions

diff --git a/src/wasi.rs b/src/wasi.rs
index 2d413e0..c512182 100644
--- a/src/wasi.rs
+++ b/src/wasi.rs
@@ -9,15 +9,11 @@
 //! Implementation for WASI
 use crate::Error;
 use core::num::NonZeroU32;
-use wasi::random_get;
+use wasi::wasi_snapshot_preview1::random_get;
 
 pub fn getrandom_inner(dest: &mut [u8]) -> Result<(), Error> {
-    unsafe {
-        random_get(dest.as_mut_ptr(), dest.len()).map_err(|e: wasi::Error| {
-            // convert wasi's Error into getrandom's NonZeroU32 error
-            // SAFETY: `wasi::Error` is `NonZeroU16` internally, so `e.raw_error()`
-            // will never return 0
-            NonZeroU32::new_unchecked(e.raw_error() as u32).into()
-        })
+    match unsafe { random_get(dest.as_mut_ptr() as i32, dest.len() as i32) } {
+        0 => Ok(()),
+        err => Err(unsafe { NonZeroU32::new_unchecked(err as u32) }.into()),
     }
 }