From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/rust/pulse/src/util.rs | 42 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 third_party/rust/pulse/src/util.rs

(limited to 'third_party/rust/pulse/src/util.rs')

diff --git a/third_party/rust/pulse/src/util.rs b/third_party/rust/pulse/src/util.rs
new file mode 100644
index 0000000000..8f18a49857
--- /dev/null
+++ b/third_party/rust/pulse/src/util.rs
@@ -0,0 +1,42 @@
+// Copyright © 2017 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use std::ffi::CStr;
+use std::os::raw::c_char;
+use std::ptr;
+
+pub trait UnwrapCStr {
+    fn unwrap_cstr(self) -> *const c_char;
+}
+
+impl<'a, U> UnwrapCStr for U
+where
+    U: Into<Option<&'a CStr>>,
+{
+    fn unwrap_cstr(self) -> *const c_char {
+        self.into().map(|o| o.as_ptr()).unwrap_or(0 as *const _)
+    }
+}
+
+pub fn map_to_mut_ptr<T, U, F: FnOnce(&T) -> *mut U>(t: Option<&mut T>, f: F) -> *mut U {
+    match t {
+        Some(x) => f(x),
+        None => ptr::null_mut(),
+    }
+}
+
+pub fn str_to_ptr(s: Option<&CStr>) -> *const c_char {
+    match s {
+        Some(x) => x.as_ptr(),
+        None => ptr::null(),
+    }
+}
+
+pub fn to_ptr<T>(t: Option<&T>) -> *const T {
+    match t {
+        Some(x) => x as *const T,
+        None => ptr::null(),
+    }
+}
-- 
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