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// Copyright (c) 2011 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.
#ifndef NET_CERT_X509_UTIL_OPENSSL_H_
#define NET_CERT_X509_UTIL_OPENSSL_H_
#include <openssl/asn1.h>
#include <openssl/x509v3.h>
#include <string>
#include <vector>
#include "base/strings/string_piece.h"
#include "net/base/net_export.h"
namespace base {
class Time;
} // namespace base
namespace net {
// A collection of helper functions to fetch data from OpenSSL X509 certificates
// into more convenient std / base datatypes.
namespace x509_util {
bool NET_EXPORT ParsePrincipalKeyAndValue(X509_NAME_ENTRY* entry,
std::string* key,
std::string* value);
bool NET_EXPORT ParsePrincipalKeyAndValueByIndex(X509_NAME* name,
int index,
std::string* key,
std::string* value);
bool NET_EXPORT ParsePrincipalValueByIndex(X509_NAME* name,
int index,
std::string* value);
bool NET_EXPORT ParsePrincipalValueByNID(X509_NAME* name,
int nid,
std::string* value);
bool NET_EXPORT ParseDate(ASN1_TIME* x509_time, base::Time* time);
// DER-encodes |x509|, caching the encoding in a structure owned by
// the X509. On success, returns true, and sets |*out_der| to point to
// the encoding. The StringPiece is valid as long as |x509| is not
// freed.
//
// Note: this caches the encoding, so |x509| must not be modified
// after the first call to this function.
bool NET_EXPORT GetDER(X509* x509, base::StringPiece* out_der);
} // namespace x509_util
} // namespace net
#endif // NET_CERT_X509_UTIL_OPENSSL_H_
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