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Report TOD policy in peer certificate events

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Add tod=1 to CTRL-EVENT-EAP-PEER-CERT events if the peer certificate
includes the TOD policy in the X.509v3 Certificate Policies extension.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Jouni Malinen 2019-06-11 04:39:57 +03:00
parent bc0634da4a
commit 21f1a1e66c
3 changed files with 34 additions and 2 deletions
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1
src/crypto/tls.h
View file

@ -57,6 +57,7 @@ struct tls_cert_data {
const char *altsubject[TLS_MAX_ALT_SUBJECT];
int num_altsubject;
const char *serial_num;
int tod;
};
union tls_event_data {

30
src/crypto/tls_openssl.c
View file

@ -2149,6 +2149,34 @@ static void openssl_tls_fail_event(struct tls_connection *conn,
}
static int openssl_cert_tod(X509 *cert)
{
CERTIFICATEPOLICIES *ext;
stack_index_t i;
char buf[100];
int res;
int tod = 0;
ext = X509_get_ext_d2i(cert, NID_certificate_policies, NULL, NULL);
if (!ext)
return 0;
for (i = 0; i < sk_POLICYINFO_num(ext); i++) {
POLICYINFO *policy;
policy = sk_POLICYINFO_value(ext, i);
res = OBJ_obj2txt(buf, sizeof(buf), policy->policyid, 0);
if (res < 0 || (size_t) res >= sizeof(buf))
continue;
wpa_printf(MSG_DEBUG, "OpenSSL: Certificate Policy %s", buf);
if (os_strcmp(buf, "1.3.6.1.4.1.40808.1.3.1") == 0)
tod = 1;
}
return tod;
}
static void openssl_tls_cert_event(struct tls_connection *conn,
X509 *err_cert, int depth,
const char *subject)
@ -2241,6 +2269,8 @@ static void openssl_tls_cert_event(struct tls_connection *conn,
ev.peer_cert.altsubject[alt] = altsubject[alt];
ev.peer_cert.num_altsubject = num_altsubject;
ev.peer_cert.tod = openssl_cert_tod(err_cert);
context->event_cb(context->cb_ctx, TLS_PEER_CERTIFICATE, &ev);
wpabuf_free(cert);
for (alt = 0; alt < num_altsubject; alt++)

5
wpa_supplicant/notify.c
View file

@ -792,9 +792,10 @@ void wpas_notify_certification(struct wpa_supplicant *wpa_s,
const char *cert_hash)
{
wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_CERT
"depth=%d subject='%s'%s%s",
"depth=%d subject='%s'%s%s%s",
cert->depth, cert->subject, cert_hash ? " hash=" : "",
cert_hash ? cert_hash : "");
cert_hash ? cert_hash : "",
cert->tod ? " tod=1" : "");
if (cert->cert) {
char *cert_hex;