Samuka007/asterinas
1
0
Fork 0
mirror of https://github.com/asterinas/asterinas.git synced 2025-06-17 12:47:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix SafePtr

Browse Source
This commit is contained in:
Yuke Peng 2023-10-02 21:05:07 +08:00 committed by Tate, Hongliang Tian
parent 0a6aeb4a36
commit f789aa357f
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
services/libs/jinux-util/src/safe_ptr.rs
View File

@ -196,7 +196,7 @@ impl<T: Pod, M: VmIo, R: TRights> SafePtr<T, M, TRightSet<R>> {
/// This method requires the Read right. /// This method requires the Read right.
#[require(R > Read)] #[require(R > Read)]
pub fn read_slice(&self, slice: &mut [T]) -> Result<()> { pub fn read_slice(&self, slice: &mut [T]) -> Result<()> {
self.vm_obj.read_slice(0, slice) self.vm_obj.read_slice(self.offset, slice)
} }
/// Overwrite the value at the pointer. /// Overwrite the value at the pointer.
@ -216,7 +216,7 @@ impl<T: Pod, M: VmIo, R: TRights> SafePtr<T, M, TRightSet<R>> {
/// This method requires the Write right. /// This method requires the Write right.
#[require(R > Write)] #[require(R > Write)]
pub fn write_slice(&self, slice: &[T]) -> Result<()> { pub fn write_slice(&self, slice: &[T]) -> Result<()> {
self.vm_obj.write_slice(0, slice) self.vm_obj.write_slice(self.offset, slice)
} }
// =============== Address-related methods ============== // =============== Address-related methods ==============
@ -237,7 +237,7 @@ impl<T: Pod, M: VmIo, R: TRights> SafePtr<T, M, TRightSet<R>> {
if count >= 0 { if count >= 0 {
self.offset += offset as usize; self.offset += offset as usize;
} else { } else {
self.offset -= (-offset) as usize; self.offset -= offset as usize;
} }
} }