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cert: Handle AIA response in PKCS#7 format

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This commit is contained in:
klzgrad 2021-05-16 00:47:27 +08:00
parent e6f0682fcc
commit 0c89ce3f73
1 changed files with 17 additions and 0 deletions
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17
src/net/cert/internal/cert_issuer_source_aia.cc
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@ -10,6 +10,7 @@
#include "net/cert/cert_net_fetcher.h"
#include "net/cert/pem.h"
#include "net/cert/pki/cert_errors.h"
#include "net/cert/x509_certificate.h"
#include "net/cert/x509_util.h"
#include "url/gurl.h"
@ -141,6 +142,22 @@ bool AiaRequest::AddCompletedFetchToResults(Error error,
// certificates MUST be able to accept individual DER encoded
// certificates and SHOULD be able to accept "certs-only" CMS messages.
// Handles PKCS#7 encoded certificates
CertificateList certs = X509Certificate::CreateCertificateListFromBytes(
fetched_bytes, X509Certificate::FORMAT_AUTO);
bool certs_ok = false;
for (const auto& cert : certs) {
auto parsed = ParsedCertificate::Create(
bssl::UpRef(cert->cert_buffer()),
x509_util::DefaultParseCertificateOptions(), /*errors=*/nullptr);
if (parsed) {
results->push_back(parsed);
certs_ok = true;
}
}
if (certs_ok)
return true;
// TODO(https://crbug.com/870359): Some AIA responses are served as PEM, which
// is not part of RFC 5280's profile.
return ParseCertFromDer(fetched_bytes, results) ||