38 lines
1.1 KiB
Rust
38 lines
1.1 KiB
Rust
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use std::error::Error;
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use std::io::{Cursor, ErrorKind};
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use rustls::{Certificate, PrivateKey};
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use rustls_pemfile::{read_one, Item};
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/// Parse PEM certificates bytes into a [`rustls::Certificate`] structure
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pub fn parse_pem_certificates(certs: &[u8]) -> Result<Vec<Certificate>, Box<dyn Error>> {
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Ok(rustls_pemfile::certs(&mut Cursor::new(certs))?
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.into_iter()
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.map(Certificate)
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.collect())
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}
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/// Parse PEM private key bytes into a [`rustls::PrivateKey`] structure
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pub fn parse_pem_private_key(privkey: &[u8]) -> Result<PrivateKey, Box<dyn Error>> {
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let key = match read_one(&mut Cursor::new(privkey))? {
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None => {
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Err(std::io::Error::new(
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ErrorKind::Other,
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"Failed to extract private key!",
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))?;
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unreachable!()
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}
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Some(Item::PKCS8Key(key)) => key,
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Some(Item::RSAKey(key)) => key,
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_ => {
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Err(std::io::Error::new(
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ErrorKind::Other,
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"Unsupported private key type!",
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))?;
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unreachable!();
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}
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};
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Ok(PrivateKey(key))
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}
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