pgrx-pg-sys 0.18.0

Generated Rust bindings for Postgres internals, for use with 'pgrx'
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//LICENSE Portions Copyright 2019-2021 ZomboDB, LLC.
//LICENSE
//LICENSE Portions Copyright 2021-2023 Technology Concepts & Design, Inc.
//LICENSE
//LICENSE Portions Copyright 2023-2023 PgCentral Foundation, Inc. <contact@pgcentral.org>
//LICENSE
//LICENSE All rights reserved.
//LICENSE
//LICENSE Use of this source code is governed by the MIT license that can be found in the LICENSE file.
//! General utility functions
use crate as pg_sys;

/// Converts a `pg_sys::NameData` struct into a `&str`.
///
/// This is a zero-copy operation and the returned `&str` is tied to the lifetime
/// of the provided `pg_sys::NameData`
#[inline]
pub fn name_data_to_str(name_data: &pg_sys::NameData) -> &str {
    fn transmute<const N: usize>(x: &[core::ffi::c_char; N]) -> &[core::ffi::c_uchar; N] {
        unsafe { std::mem::transmute(x) }
    }

    core::ffi::CStr::from_bytes_until_nul(transmute(&name_data.data)).unwrap().to_str().unwrap()
}