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// Copyright 2014 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 CHROME_BROWSER_CHROMEOS_PLATFORM_KEYS_PLATFORM_KEYS_H_
#define CHROME_BROWSER_CHROMEOS_PLATFORM_KEYS_PLATFORM_KEYS_H_
#include <string>
#include <vector>
#include "base/callback_forward.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
namespace content {
class BrowserContext;
}
namespace net {
class X509Certificate;
typedef std::vector<scoped_refptr<X509Certificate> > CertificateList;
}
namespace chromeos {
namespace platform_keys {
// Supported hash algorithms.
enum HashAlgorithm {
HASH_ALGORITHM_SHA1,
HASH_ALGORITHM_SHA256,
HASH_ALGORITHM_SHA384,
HASH_ALGORITHM_SHA512
};
namespace subtle {
// Functions of this namespace shouldn't be called directly from the context of
// an extension. Instead use PlatformKeysService which enforces restrictions
// upon extensions.
typedef base::Callback<void(const std::string& public_key_spki_der,
const std::string& error_message)>
GenerateKeyCallback;
// Generates a RSA key pair with |modulus_length_bits|. |token_id| is currently
// ignored, instead the user token associated with |browser_context| is always
// used. |callback| will be invoked with the resulting public key or an error.
void GenerateRSAKey(const std::string& token_id,
unsigned int modulus_length_bits,
const GenerateKeyCallback& callback,
content::BrowserContext* browser_context);
typedef base::Callback<void(const std::string& signature,
const std::string& error_message)> SignCallback;
// Digests |data| with |hash_algorithm| and afterwards signs the digest with the
// private key matching |public_key|, if that key is stored in the given token.
// |token_id| is currently ignored, instead the user token associated with
// |browser_context| is always used. |public_key| must be the DER encoding of a
// SubjectPublicKeyInfo. |callback| will be invoked with the signature or an
// error message.
// Currently supports RSA keys only.
void Sign(const std::string& token_id,
const std::string& public_key,
HashAlgorithm hash_algorithm,
const std::string& data,
const SignCallback& callback,
content::BrowserContext* browser_context);
} // namespace subtle
// If the list of certificates could be successfully retrieved, |certs| will
// contain the list of available certificates (maybe empty) and |error_message|
// will be empty. If an error occurred, |certs| will be empty and
// |error_message| contain an error message.
typedef base::Callback<void(scoped_ptr<net::CertificateList> certs,
const std::string& error_message)>
GetCertificatesCallback;
// Returns the list of all certificates with stored private key available from
// the given token. |token_id| is currently ignored, instead the user token
// associated with |browser_context| is always used. |callback| will be invoked
// with the list of available certificates or an error message.
void GetCertificates(const std::string& token_id,
const GetCertificatesCallback& callback,
content::BrowserContext* browser_context);
// If an error occurred during import, |error_message| will be set to an error
// message.
typedef base::Callback<void(const std::string& error_message)>
ImportCertificateCallback;
// Imports |certificate| to the given token if the certified key is already
// stored in this token. Any intermediate of |certificate| will be ignored.
// |token_id| is currently ignored, instead the user token associated with
// |browser_context| is always used. |callback| will be invoked when the import
// is finished, possibly with an error message.
void ImportCertificate(const std::string& token_id,
scoped_refptr<net::X509Certificate> certificate,
const ImportCertificateCallback& callback,
content::BrowserContext* browser_context);
// If an error occurred during removal, |error_message| will be set to an error
// message.
typedef base::Callback<void(const std::string& error_message)>
RemoveCertificateCallback;
// Removes |certificate| from the given token if present. Any intermediate of
// |certificate| will be ignored. |token_id| is currently ignored, instead the
// user token associated with |browser_context| is always used. |callback| will
// be invoked when the removal is finished, possibly with an error message.
void RemoveCertificate(const std::string& token_id,
scoped_refptr<net::X509Certificate> certificate,
const RemoveCertificateCallback& callback,
content::BrowserContext* browser_context);
} // namespace platform_keys
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_PLATFORM_KEYS_PLATFORM_KEYS_H_
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