Commit d17c3355 authored by Steven Fackler's avatar Steven Fackler
Browse files

More extension progress

parent 5f18ffa4
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+215 −25
Original line number Diff line number Diff line
@@ -2,7 +2,7 @@ use std::fmt::{self, Write};

use error::ErrorStack;
use nid::{self, Nid};
use x509::X509Extension;
use x509::{X509v3Context, X509Extension};

/// Type-only version of the `Extension` enum.
///
@@ -237,13 +237,13 @@ impl BasicConstraints {
        }
    }

    pub fn critical(&mut self, critical: bool) -> &mut BasicConstraints {
        self.critical = critical;
    pub fn critical(&mut self) -> &mut BasicConstraints {
        self.critical = true;
        self
    }

    pub fn ca(&mut self, ca: bool) -> &mut BasicConstraints {
        self.ca = ca;
    pub fn ca(&mut self) -> &mut BasicConstraints {
        self.ca = true;
        self
    }

@@ -299,53 +299,53 @@ impl KeyUsage {
        }
    }

    pub fn critical(&mut self, critical: bool) -> &mut KeyUsage {
        self.critical = critical;
    pub fn critical(&mut self) -> &mut KeyUsage {
        self.critical = true;
        self
    }

    pub fn digital_signature(&mut self, digital_signature: bool) -> &mut KeyUsage {
        self.digital_signature = digital_signature;
    pub fn digital_signature(&mut self) -> &mut KeyUsage {
        self.digital_signature = true;
        self
    }

    pub fn non_repudiation(&mut self, non_repudiation: bool) -> &mut KeyUsage {
        self.non_repudiation = non_repudiation;
    pub fn non_repudiation(&mut self) -> &mut KeyUsage {
        self.non_repudiation = true;
        self
    }

    pub fn key_encipherment(&mut self, key_encipherment: bool) -> &mut KeyUsage {
        self.key_encipherment = key_encipherment;
    pub fn key_encipherment(&mut self) -> &mut KeyUsage {
        self.key_encipherment = true;
        self
    }

    pub fn data_encipherment(&mut self, data_encipherment: bool) -> &mut KeyUsage {
        self.data_encipherment = data_encipherment;
    pub fn data_encipherment(&mut self) -> &mut KeyUsage {
        self.data_encipherment = true;
        self
    }

    pub fn key_agreement(&mut self, key_agreement: bool) -> &mut KeyUsage {
        self.key_agreement = key_agreement;
    pub fn key_agreement(&mut self) -> &mut KeyUsage {
        self.key_agreement = true;
        self
    }

    pub fn key_cert_sign(&mut self, key_cert_sign: bool) -> &mut KeyUsage {
        self.key_cert_sign = key_cert_sign;
    pub fn key_cert_sign(&mut self) -> &mut KeyUsage {
        self.key_cert_sign = true;
        self
    }

    pub fn crl_sign(&mut self, crl_sign: bool) -> &mut KeyUsage {
        self.crl_sign = crl_sign;
    pub fn crl_sign(&mut self) -> &mut KeyUsage {
        self.crl_sign = true;
        self
    }

    pub fn encipher_only(&mut self, encipher_only: bool) -> &mut KeyUsage {
        self.encipher_only = encipher_only;
    pub fn encipher_only(&mut self) -> &mut KeyUsage {
        self.encipher_only = true;
        self
    }

    pub fn decipher_only(&mut self, decipher_only: bool) -> &mut KeyUsage {
        self.decipher_only = decipher_only;
    pub fn decipher_only(&mut self) -> &mut KeyUsage {
        self.decipher_only = true;
        self
    }

@@ -366,6 +366,196 @@ impl KeyUsage {
    }
}

pub struct ExtendedKeyUsage {
    critical: bool,
    server_auth: bool,
    client_auth: bool,
    code_signing: bool,
    email_protection: bool,
    time_stamping: bool,
    ms_code_ind: bool,
    ms_code_com: bool,
    ms_ctl_sign: bool,
    ms_sgc: bool,
    ms_efs: bool,
    ns_sgc: bool,
    other: Vec<String>,
}

impl ExtendedKeyUsage {
    pub fn new() -> ExtendedKeyUsage {
        ExtendedKeyUsage {
            critical: false,
            server_auth: false,
            client_auth: false,
            code_signing: false,
            email_protection: false,
            time_stamping: false,
            ms_code_ind: false,
            ms_code_com: false,
            ms_ctl_sign: false,
            ms_sgc: false,
            ms_efs: false,
            ns_sgc: false,
            other: vec![],
        }
    }

    pub fn critical(&mut self) -> &mut ExtendedKeyUsage {
        self.critical = true;
        self
    }

    pub fn server_auth(&mut self) -> &mut ExtendedKeyUsage {
        self.server_auth = true;
        self
    }

    pub fn client_auth(&mut self) -> &mut ExtendedKeyUsage {
        self.client_auth = true;
        self
    }

    pub fn code_signing(&mut self) -> &mut ExtendedKeyUsage {
        self.code_signing = true;
        self
    }

    pub fn time_stamping(&mut self) -> &mut ExtendedKeyUsage {
        self.time_stamping = true;
        self
    }

    pub fn ms_code_ind(&mut self) -> &mut ExtendedKeyUsage {
        self.ms_code_ind = true;
        self
    }

    pub fn ms_code_com(&mut self) -> &mut ExtendedKeyUsage {
        self.ms_code_com = true;
        self
    }

    pub fn ms_ctl_sign(&mut self) -> &mut ExtendedKeyUsage {
        self.ms_ctl_sign = true;
        self
    }

    pub fn ms_sgc(&mut self) -> &mut ExtendedKeyUsage {
        self.ms_sgc = true;
        self
    }

    pub fn ms_efs(&mut self) -> &mut ExtendedKeyUsage {
        self.ms_efs = true;
        self
    }

    pub fn ns_sgc(&mut self) -> &mut ExtendedKeyUsage {
        self.ns_sgc = true;
        self
    }

    pub fn other(&mut self, other: &str) -> &mut ExtendedKeyUsage {
        self.other.push(other.to_owned());
        self
    }

    pub fn build(&self) -> Result<X509Extension, ErrorStack> {
        let mut value = String::new();
        let mut first = true;
        append(&mut value, &mut first, self.critical, "critical");
        append(&mut value, &mut first, self.server_auth, "serverAuth");
        append(&mut value, &mut first, self.client_auth, "clientAuth");
        append(&mut value, &mut first, self.code_signing, "codeSigning");
        append(&mut value, &mut first, self.email_protection, "emailProtection");
        append(&mut value, &mut first, self.time_stamping, "timeStamping");
        append(&mut value, &mut first, self.ms_code_ind, "msCodeInd");
        append(&mut value, &mut first, self.ms_code_com, "msCodeCom");
        append(&mut value, &mut first, self.ms_ctl_sign, "msCTLSign");
        append(&mut value, &mut first, self.ms_sgc, "msSGC");
        append(&mut value, &mut first, self.ms_efs, "msEFS");
        append(&mut value, &mut first, self.ns_sgc, "nsSGC");
        for other in &self.other {
            append(&mut value, &mut first, true, other);
        }
        X509Extension::new_nid(None, None, nid::EXT_KEY_USAGE, &value)
    }
}

pub struct SubjectKeyIdentifier {
    critical: bool,
}

impl SubjectKeyIdentifier {
    pub fn new() -> SubjectKeyIdentifier {
        SubjectKeyIdentifier {
            critical: false,
        }
    }

    pub fn critical(&mut self) -> &mut SubjectKeyIdentifier {
        self.critical = true;
        self
    }

    pub fn build(&self, ctx: &X509v3Context) -> Result<X509Extension, ErrorStack> {
        let mut value = String::new();
        let mut first = true;
        append(&mut value, &mut first, self.critical, "critical");
        append(&mut value, &mut first, true, "hash");
        X509Extension::new_nid(None, Some(ctx), nid::SUBJECT_KEY_IDENTIFIER, &value)
    }
}

pub struct AuthorityKeyIdentifier {
    critical: bool,
    keyid: Option<bool>,
    issuer: Option<bool>,
}

impl AuthorityKeyIdentifier {
    pub fn new() -> AuthorityKeyIdentifier {
        AuthorityKeyIdentifier {
            critical: false,
            keyid: None,
            issuer: None,
        }
    }

    pub fn critical(&mut self) -> &mut AuthorityKeyIdentifier {
        self.critical = true;
        self
    }

    pub fn keyid(&mut self, always: bool) -> &mut AuthorityKeyIdentifier {
        self.keyid = Some(always);
        self
    }

    pub fn issuer(&mut self, always: bool) -> &mut AuthorityKeyIdentifier {
        self.issuer = Some(always);
        self
    }

    pub fn build(&self, ctx: &X509v3Context) -> Result<X509Extension, ErrorStack> {
        let mut value = String::new();
        let mut first = true;
        append(&mut value, &mut first, self.critical, "critical");
        match self.keyid {
            Some(true) => append(&mut value, &mut first, true, "keyid:always"),
            Some(false) => append(&mut value, &mut first, true, "keyid"),
            None => {}
        }
        match self.issuer {
            Some(true) => append(&mut value, &mut first, true, "issuer:always"),
            Some(false) => append(&mut value, &mut first, true, "issuer"),
            None => {}
        }
        X509Extension::new_nid(None, Some(ctx), nid::AUTHORITY_KEY_IDENTIFIER, &value)
    }
}

fn append(value: &mut String, first: &mut bool, should: bool, element: &str) {
    if !should {
        return;
+20 −3
Original line number Diff line number Diff line
@@ -6,7 +6,8 @@ use hash::MessageDigest;
use pkey::PKey;
use rsa::Rsa;
use x509::{X509, X509Generator, X509Name};
use x509::extension::{Extension, BasicConstraints, KeyUsage};
use x509::extension::{Extension, BasicConstraints, KeyUsage, ExtendedKeyUsage,
                      SubjectKeyIdentifier, AuthorityKeyIdentifier};
use x509::extension::AltNameOption as SAN;
use x509::extension::KeyUsageOption::{DigitalSignature, KeyEncipherment};
use x509::extension::ExtKeyUsageOption::{self, ClientAuth, ServerAuth};
@@ -196,10 +197,26 @@ fn x509_builder() {
    serial.rand(128, MSB_MAYBE_ZERO, false).unwrap();
    builder.set_serial_number(&serial.to_asn1_integer().unwrap()).unwrap();

    let basic_constraints = BasicConstraints::new().critical(true).ca(true).build().unwrap();
    let basic_constraints = BasicConstraints::new().critical().ca().build().unwrap();
    builder.append_extension(basic_constraints).unwrap();
    let key_usage = KeyUsage::new().digital_signature(true).key_encipherment(true).build().unwrap();
    let key_usage = KeyUsage::new().digital_signature().key_encipherment().build().unwrap();
    builder.append_extension(key_usage).unwrap();
    let ext_key_usage = ExtendedKeyUsage::new()
        .client_auth()
        .server_auth()
        .other("2.999.1")
        .build()
        .unwrap();
    builder.append_extension(ext_key_usage).unwrap();
    let subject_key_identifier = SubjectKeyIdentifier::new()
        .build(&builder.x509v3_context(None, None))
        .unwrap();
    builder.append_extension(subject_key_identifier).unwrap();
    let authority_key_identifier = AuthorityKeyIdentifier::new()
        .keyid(true)
        .build(&builder.x509v3_context(None, None))
        .unwrap();
    builder.append_extension(authority_key_identifier).unwrap();

    builder.sign(&pkey, MessageDigest::sha256()).unwrap();