// Copyright (c) 2010 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "net/base/x509_openssl_util.h" #include <algorithm> #include "base/logging.h" #include "base/string_piece.h" #include "net/base/x509_cert_types.h" namespace net { namespace x509_openssl_util { bool ParsePrincipalKeyAndValueByIndex(X509_NAME* name, int index, std::string* key, std::string* value) { X509_NAME_ENTRY* entry = X509_NAME_get_entry(name, index); if (!entry) return false; if (key) { ASN1_OBJECT* object = X509_NAME_ENTRY_get_object(entry); key->assign(OBJ_nid2sn(OBJ_obj2nid(object))); } ASN1_STRING* data = X509_NAME_ENTRY_get_data(entry); if (!data) return false; unsigned char* buf = NULL; int len = ASN1_STRING_to_UTF8(&buf, data); if (len <= 0) return false; value->assign(reinterpret_cast<const char*>(buf), len); OPENSSL_free(buf); return true; } bool ParsePrincipalValueByIndex(X509_NAME* name, int index, std::string* value) { return ParsePrincipalKeyAndValueByIndex(name, index, NULL, value); } bool ParsePrincipalValueByNID(X509_NAME* name, int nid, std::string* value) { int index = X509_NAME_get_index_by_NID(name, nid, -1); if (index < 0) return false; return ParsePrincipalValueByIndex(name, index, value); } bool ParseDate(ASN1_TIME* x509_time, base::Time* time) { if (!x509_time || (x509_time->type != V_ASN1_UTCTIME && x509_time->type != V_ASN1_GENERALIZEDTIME)) return false; base::StringPiece str_date(reinterpret_cast<const char*>(x509_time->data), x509_time->length); CertDateFormat format = x509_time->type == V_ASN1_UTCTIME ? CERT_DATE_FORMAT_UTC_TIME : CERT_DATE_FORMAT_GENERALIZED_TIME; return ParseCertificateDate(str_date, format, time); } } // namespace x509_openssl_util } // namespace net