/**
* Adds all subjects in a PKCS12 files and notifies the frontend of them.
*/
static TokenError _backend_addFile(Backend *backend,
const char *data, size_t length,
void *tag) {
SharedPKCS12 *p12 = pkcs12_parse(data, length);
if (!p12) return TokenError_BadFile;
STACK_OF(X509) *certList = pkcs12_listCerts(p12->data);
if (!certList) {
pkcs12_release(p12);
return TokenError_Unknown;
}
int certCount = sk_X509_num(certList);
for (int i = 0; i < certCount; i++) {
X509 *x = sk_X509_value(certList, i);
if (!certutil_hasKeyUsage(x, backend->notifier->keyUsage)) goto dontAddCert;
X509_NAME *id = X509_get_subject_name(x);
if (!certutil_matchSubjectFilter(backend->notifier->subjectFilter, id))
goto dontAddCert;
PKCS12Token *token = createToken(backend, p12, id, tag);
if (token) {
backend->notifier->notifyFunction((Token*)token, TokenChange_Added);
continue;
}
dontAddCert:
X509_free(x);
}
pkcs12_release(p12);
return TokenError_Success;
}
static void _backend_freeToken(PKCS12Token *token) {
pkcs12_release(token->sharedP12);
free(token);
}
