hpx 2.4.10

High Performance HTTP Client
Documentation 
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use boring::ssl::{SslConnectorBuilder, SslVerifyMode};

use super::cert_compression::{
    BrotliCertificateCompressor,
    ZlibCertificateCompressor, // ZstdCertificateCompressor,
};
use crate::{
    Error,
    tls::{CertificateCompressionAlgorithm, x509::CertStore},
};

/// SslConnectorBuilderExt trait for `SslConnectorBuilder`.
pub trait SslConnectorBuilderExt {
    /// Configure the CertStore for the given `SslConnectorBuilder`.
    fn configure_cert_store(self, store: Option<&CertStore>) -> crate::Result<SslConnectorBuilder>;

    /// Configure the certificate verification for the given `SslConnectorBuilder`.
    fn set_cert_verification(self, enable: bool) -> crate::Result<SslConnectorBuilder>;

    /// Configure the certificate compression algorithm for the given `SslConnectorBuilder`.
    fn add_certificate_compression_algorithms(
        self,
        algs: Option<&[CertificateCompressionAlgorithm]>,
    ) -> crate::Result<SslConnectorBuilder>;
}

impl SslConnectorBuilderExt for SslConnectorBuilder {
    #[inline]
    fn configure_cert_store(
        mut self,
        store: Option<&CertStore>,
    ) -> crate::Result<SslConnectorBuilder> {
        if let Some(store) = store {
            self.set_cert_store_ref(store.0.as_ref());
        } else {
            self.set_default_verify_paths().map_err(Error::tls)?;
        }

        Ok(self)
    }

    #[inline]
    fn set_cert_verification(mut self, enable: bool) -> crate::Result<SslConnectorBuilder> {
        if enable {
            self.set_verify(SslVerifyMode::PEER);
        } else {
            self.set_verify(SslVerifyMode::NONE);
        }
        Ok(self)
    }

    #[inline]
    fn add_certificate_compression_algorithms(
        mut self,
        algs: Option<&[CertificateCompressionAlgorithm]>,
    ) -> crate::Result<SslConnectorBuilder> {
        if let Some(algs) = algs {
            for algorithm in algs.iter() {
                let res = match *algorithm {
                    CertificateCompressionAlgorithm::ZLIB => {
                        self.add_certificate_compression_algorithm(
                            ZlibCertificateCompressor::default(),
                        )
                    }
                    CertificateCompressionAlgorithm::BROTLI => self
                        .add_certificate_compression_algorithm(
                            BrotliCertificateCompressor::default(),
                        ),
                    // CertificateCompressionAlgorithm::ZSTD => self
                    //     .add_certificate_compression_algorithm(
                    //         ZstdCertificateCompressor::default(),
                    //     ),
                    _ => continue,
                };

                if let Err(e) = res {
                    return Err(Error::tls(e));
                }
            }
        }
        Ok(self)
    }
}