1 // Copyright 2025 Google LLC 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 // 15 //////////////////////////////////////////////////////////////////////////////// 16 17 //! Entry point to the authmgr backend crate 18 19 #![no_std] 20 extern crate alloc; 21 pub mod authorization; 22 pub mod data_structures; 23 pub mod error; 24 pub mod traits; 25 26 /// Function that mimics `slice.to_vec()` but which detects allocation failures. 27 #[inline] try_to_vec<T: Clone>( s: &[T], ) -> Result<alloc::vec::Vec<T>, alloc::collections::TryReserveError>28pub fn try_to_vec<T: Clone>( 29 s: &[T], 30 ) -> Result<alloc::vec::Vec<T>, alloc::collections::TryReserveError> { 31 let mut v = alloc::vec::Vec::new(); 32 v.try_reserve(s.len())?; 33 v.extend_from_slice(s); 34 Ok(v) 35 } 36