[Rust] Simplify `BnStrCompatible` trait

Followup to https://github.com/Vector35/binaryninja-api/pull/5897/

This simplifies usage of the trait in user code, should just be able to `to_cstr` to get the cstr repr and then call `as_ptr`.

Co-authored-by: Michael Krasnitski <michael.krasnitski@gmail.com>

1 files changed, 13 insertions, 15 deletions

diff --git a/rust/src/download_provider.rs b/rust/src/download_provider.rs
index 4b7b3c0c..f9e21e64 100644
--- a/rust/src/download_provider.rs
+++ b/rust/src/download_provider.rs
@@ -1,6 +1,6 @@
 use crate::rc::{Array, CoreArrayProvider, CoreArrayProviderInner, Guard, Ref, RefCountable};
 use crate::settings::Settings;
-use crate::string::{BnStrCompatible, BnString};
+use crate::string::{AsCStr, BnString};
 use binaryninjacore_sys::*;
 use std::collections::HashMap;
 use std::ffi::{c_void, CStr};
@@ -13,11 +13,9 @@ pub struct DownloadProvider {
 }
 
 impl DownloadProvider {
-    pub fn get<S: BnStrCompatible>(name: S) -> Option<DownloadProvider> {
+    pub fn get<S: AsCStr>(name: S) -> Option<DownloadProvider> {
         let result = unsafe {
-            BNGetDownloadProviderByName(
-                name.into_bytes_with_nul().as_ref().as_ptr() as *const c_char
-            )
+            BNGetDownloadProviderByName(name.to_cstr().as_ref().as_ptr() as *const c_char)
         };
         if result.is_null() {
             return None;
@@ -134,7 +132,7 @@ impl DownloadInstance {
         }
     }
 
-    pub fn perform_request<S: BnStrCompatible>(
+    pub fn perform_request<S: AsCStr>(
         &mut self,
         url: S,
         callbacks: DownloadInstanceOutputCallbacks,
@@ -150,7 +148,7 @@ impl DownloadInstance {
         let result = unsafe {
             BNPerformDownloadRequest(
                 self.handle,
-                url.into_bytes_with_nul().as_ref().as_ptr() as *const c_char,
+                url.to_cstr().as_ref().as_ptr() as *const c_char,
                 &mut cbs as *mut BNDownloadInstanceOutputCallbacks,
             )
         };
@@ -204,10 +202,10 @@ impl DownloadInstance {
     }
 
     pub fn perform_custom_request<
-        M: BnStrCompatible,
-        U: BnStrCompatible,
-        HK: BnStrCompatible,
-        HV: BnStrCompatible,
+        M: AsCStr,
+        U: AsCStr,
+        HK: AsCStr,
+        HV: AsCStr,
         I: IntoIterator<Item = (HK, HV)>,
     >(
         &mut self,
@@ -219,8 +217,8 @@ impl DownloadInstance {
         let mut header_keys = vec![];
         let mut header_values = vec![];
         for (key, value) in headers {
-            header_keys.push(key.into_bytes_with_nul());
-            header_values.push(value.into_bytes_with_nul());
+            header_keys.push(key.to_cstr());
+            header_values.push(value.to_cstr());
         }
 
         let mut header_key_ptrs = vec![];
@@ -246,8 +244,8 @@ impl DownloadInstance {
         let result = unsafe {
             BNPerformCustomRequest(
                 self.handle,
-                method.into_bytes_with_nul().as_ref().as_ptr() as *const c_char,
-                url.into_bytes_with_nul().as_ref().as_ptr() as *const c_char,
+                method.to_cstr().as_ref().as_ptr() as *const c_char,
+                url.to_cstr().as_ref().as_ptr() as *const c_char,
                 header_key_ptrs.len() as u64,
                 header_key_ptrs.as_ptr(),
                 header_value_ptrs.as_ptr(),