[Rust] Simplify usage surrounding c strings

`cstring.as_ref().as_ptr() as *const c_char` -> `cstring.as_ptr()`
`cstring.as_ref().as_ptr() as *mut _` -> `cstring.as_ptr()`
`cstring.as_ptr() as *const c_char` -> `cstring.as_ptr()`

With a few fixes for cstrings that might be dropped prematurely.

2 files changed, 7 insertions, 33 deletions

diff --git a/rust/src/project/file.rs b/rust/src/project/file.rs
index d1724ab0..bc486ed9 100644
--- a/rust/src/project/file.rs
+++ b/rust/src/project/file.rs
@@ -8,7 +8,6 @@ use binaryninjacore_sys::{
     BNProjectFileGetPathOnDisk, BNProjectFileGetProject, BNProjectFileSetDescription,
     BNProjectFileSetFolder, BNProjectFileSetName,
 };
-use std::ffi::c_char;
 use std::fmt::Debug;
 use std::ptr::{null_mut, NonNull};
 use std::time::SystemTime;
@@ -59,12 +58,7 @@ impl ProjectFile {
     /// Set the name of this file
     pub fn set_name<S: AsCStr>(&self, value: S) -> bool {
         let value_raw = value.to_cstr();
-        unsafe {
-            BNProjectFileSetName(
-                self.handle.as_ptr(),
-                value_raw.as_ref().as_ptr() as *const c_char,
-            )
-        }
+        unsafe { BNProjectFileSetName(self.handle.as_ptr(), value_raw.as_ptr()) }
     }
 
     /// Get the description of this file
@@ -75,12 +69,7 @@ impl ProjectFile {
     /// Set the description of this file
     pub fn set_description<S: AsCStr>(&self, value: S) -> bool {
         let value_raw = value.to_cstr();
-        unsafe {
-            BNProjectFileSetDescription(
-                self.handle.as_ptr(),
-                value_raw.as_ref().as_ptr() as *const c_char,
-            )
-        }
+        unsafe { BNProjectFileSetDescription(self.handle.as_ptr(), value_raw.as_ptr()) }
     }
 
     /// Get the file creation time
@@ -106,12 +95,7 @@ impl ProjectFile {
     /// * `dest` - Destination path for the exported contents
     pub fn export<S: AsCStr>(&self, dest: S) -> bool {
         let dest_raw = dest.to_cstr();
-        unsafe {
-            BNProjectFileExport(
-                self.handle.as_ptr(),
-                dest_raw.as_ref().as_ptr() as *const c_char,
-            )
-        }
+        unsafe { BNProjectFileExport(self.handle.as_ptr(), dest_raw.as_ptr()) }
     }
 }
 
diff --git a/rust/src/project/folder.rs b/rust/src/project/folder.rs
index b8881ddc..80416197 100644
--- a/rust/src/project/folder.rs
+++ b/rust/src/project/folder.rs
@@ -8,7 +8,7 @@ use binaryninjacore_sys::{
     BNProjectFolderGetName, BNProjectFolderGetParent, BNProjectFolderGetProject,
     BNProjectFolderSetDescription, BNProjectFolderSetName, BNProjectFolderSetParent,
 };
-use std::ffi::{c_char, c_void};
+use std::ffi::c_void;
 use std::fmt::Debug;
 use std::ptr::{null_mut, NonNull};
 
@@ -48,12 +48,7 @@ impl ProjectFolder {
     /// Set the name of this folder
     pub fn set_name<S: AsCStr>(&self, value: S) -> bool {
         let value_raw = value.to_cstr();
-        unsafe {
-            BNProjectFolderSetName(
-                self.handle.as_ptr(),
-                value_raw.as_ref().as_ptr() as *const c_char,
-            )
-        }
+        unsafe { BNProjectFolderSetName(self.handle.as_ptr(), value_raw.as_ptr()) }
     }
 
     /// Get the description of this folder
@@ -64,12 +59,7 @@ impl ProjectFolder {
     /// Set the description of this folder
     pub fn set_description<S: AsCStr>(&self, value: S) -> bool {
         let value_raw = value.to_cstr();
-        unsafe {
-            BNProjectFolderSetDescription(
-                self.handle.as_ptr(),
-                value_raw.as_ref().as_ptr() as *const c_char,
-            )
-        }
+        unsafe { BNProjectFolderSetDescription(self.handle.as_ptr(), value_raw.as_ptr()) }
     }
 
     /// Get the folder that contains this folder
@@ -107,7 +97,7 @@ impl ProjectFolder {
         let success = unsafe {
             BNProjectFolderExport(
                 self.handle.as_ptr(),
-                dest_raw.as_ref().as_ptr() as *const c_char,
+                dest_raw.as_ptr(),
                 &mut progress as *mut P as *mut c_void,
                 Some(P::cb_progress_callback),
             )