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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /third_party/rust/getrandom/src/ios.rs
parentInitial commit. (diff)
downloadfirefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz
firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/getrandom/src/ios.rs')
-rw-r--r--third_party/rust/getrandom/src/ios.rs27
1 files changed, 27 insertions, 0 deletions
diff --git a/third_party/rust/getrandom/src/ios.rs b/third_party/rust/getrandom/src/ios.rs
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+++ b/third_party/rust/getrandom/src/ios.rs
@@ -0,0 +1,27 @@
+// Copyright 2018 Developers of the Rand project.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// https://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+//! Implementation for iOS
+use crate::Error;
+use core::{ffi::c_void, ptr::null};
+
+#[link(name = "Security", kind = "framework")]
+extern "C" {
+ fn SecRandomCopyBytes(rnd: *const c_void, count: usize, bytes: *mut u8) -> i32;
+}
+
+pub fn getrandom_inner(dest: &mut [u8]) -> Result<(), Error> {
+ // Apple's documentation guarantees kSecRandomDefault is a synonym for NULL.
+ let ret = unsafe { SecRandomCopyBytes(null(), dest.len(), dest.as_mut_ptr()) };
+ // errSecSuccess (from SecBase.h) is always zero.
+ if ret != 0 {
+ Err(Error::IOS_SEC_RANDOM)
+ } else {
+ Ok(())
+ }
+}