Upgrade axio to 0.1.1 and utilize default_read_to_end

modules/axfs/Cargo.toml

@@ -26,7 +26,7 @@ log = "=0.4.21"
 cfg-if = "1.0"
 lazyinit = "0.2"
 cap_access = "0.1"
-axio = { version = "0.1", features = ["alloc"] }
+axio = { version = "0.1.1", features = ["alloc"] }
 axerrno = "0.1"
 axfs_vfs = "0.1"
 spin = "0.9"

modules/axfs/src/api/file.rs

@@ -1,4 +1,5 @@
-use axio::{Result, SeekFrom, prelude::*};
+use alloc::vec::Vec;
+use axio::{Result, SeekFrom, default_read_to_end, prelude::*};
 use core::fmt;
 
 use crate::fops;
@@ -174,6 +175,14 @@ impl Read for File {
     fn read(&mut self, buf: &mut [u8]) -> Result<usize> {
         self.inner.read(buf)
     }
+
+    fn read_to_end(&mut self, buf: &mut Vec<u8>) -> Result<usize> {
+        default_read_to_end(
+            self,
+            buf,
+            self.metadata().ok().map(|metadata| metadata.size() as _),
+        )
+    }
 }
 
 impl Write for File {