T0b1/wasmtime
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

wiggle: add as_byte_ptr: str -> [u8] method

Browse Source
This commit is contained in:
Craig Pastro
2020-06-24 09:12:30 +09:00
parent 7699c4d6e3
commit ea3c2325a5
1 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
crates/wiggle/src/lib.rs
View File

@@ -499,6 +499,12 @@ impl<'a> GuestPtr<'a, str> {
GuestPtr::new(self.mem, self.pointer) GuestPtr::new(self.mem, self.pointer)
} }
/// Returns a raw pointer for the underlying slice of bytes that this
/// pointer points to.
pub fn as_byte_ptr(&self) -> GuestPtr<'a, [u8]> {
GuestPtr::new(self.mem, self.pointer)
}
/// Attempts to create a [`GuestStr<'_>`] from this pointer, performing /// Attempts to create a [`GuestStr<'_>`] from this pointer, performing
/// bounds checks and utf-8 checks. The resulting `GuestStr` can be used /// bounds checks and utf-8 checks. The resulting `GuestStr` can be used
/// as a `&str` or `&mut str` via the `Deref` and `DerefMut` traits. The /// as a `&str` or `&mut str` via the `Deref` and `DerefMut` traits. The