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Side by Side Diff: chromeos/dbus/cryptohome_client.h

Issue 34303002: chromeos: Wait for service to be available when getting system salt (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Add comment Created 7 years, 2 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CHROMEOS_DBUS_CRYPTOHOME_CLIENT_H_ 5 #ifndef CHROMEOS_DBUS_CRYPTOHOME_CLIENT_H_
6 #define CHROMEOS_DBUS_CRYPTOHOME_CLIENT_H_ 6 #define CHROMEOS_DBUS_CRYPTOHOME_CLIENT_H_
7 7
8 #include <string> 8 #include <string>
9 #include <vector> 9 #include <vector>
10 10
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28 bool return_status, 28 bool return_status,
29 int return_code)> 29 int return_code)>
30 AsyncCallStatusHandler; 30 AsyncCallStatusHandler;
31 // A callback to handle AsyncCallStatusWithData signals. 31 // A callback to handle AsyncCallStatusWithData signals.
32 typedef base::Callback<void(int async_id, 32 typedef base::Callback<void(int async_id,
33 bool return_status, 33 bool return_status,
34 const std::string& data)> 34 const std::string& data)>
35 AsyncCallStatusWithDataHandler; 35 AsyncCallStatusWithDataHandler;
36 // A callback to handle responses of AsyncXXX methods. 36 // A callback to handle responses of AsyncXXX methods.
37 typedef base::Callback<void(int async_id)> AsyncMethodCallback; 37 typedef base::Callback<void(int async_id)> AsyncMethodCallback;
38 // A callback for WaitForServiceToBeAvailable().
39 typedef base::Callback<void(bool service_is_ready)>
40 WaitForServiceToBeAvailableCallback;
38 // A callback to handle responses of Pkcs11GetTpmTokenInfo method. The result 41 // A callback to handle responses of Pkcs11GetTpmTokenInfo method. The result
39 // of the D-Bus call is in |call_status|. On success, |label| holds the 42 // of the D-Bus call is in |call_status|. On success, |label| holds the
40 // PKCS #11 token label. This is not useful in practice to identify a token 43 // PKCS #11 token label. This is not useful in practice to identify a token
41 // but may be meaningful to a user. The |user_pin| can be used with the 44 // but may be meaningful to a user. The |user_pin| can be used with the
42 // C_Login PKCS #11 function but is not necessary because tokens are logged in 45 // C_Login PKCS #11 function but is not necessary because tokens are logged in
43 // for the duration of a signed-in session. The |slot| corresponds to a 46 // for the duration of a signed-in session. The |slot| corresponds to a
44 // CK_SLOT_ID for the PKCS #11 API and reliably identifies the token for the 47 // CK_SLOT_ID for the PKCS #11 API and reliably identifies the token for the
45 // duration of the signed-in session. 48 // duration of the signed-in session.
46 typedef base::Callback<void( 49 typedef base::Callback<void(
47 DBusMethodCallStatus call_status, 50 DBusMethodCallStatus call_status,
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66 // |handler| is called when results for AsyncXXX methods are returned. 69 // |handler| is called when results for AsyncXXX methods are returned.
67 // Cryptohome service will process the calls in a first-in-first-out manner 70 // Cryptohome service will process the calls in a first-in-first-out manner
68 // when they are made in parallel. 71 // when they are made in parallel.
69 virtual void SetAsyncCallStatusHandlers( 72 virtual void SetAsyncCallStatusHandlers(
70 const AsyncCallStatusHandler& handler, 73 const AsyncCallStatusHandler& handler,
71 const AsyncCallStatusWithDataHandler& data_handler) = 0; 74 const AsyncCallStatusWithDataHandler& data_handler) = 0;
72 75
73 // Resets AsyncCallStatus signal handlers. 76 // Resets AsyncCallStatus signal handlers.
74 virtual void ResetAsyncCallStatusHandlers() = 0; 77 virtual void ResetAsyncCallStatusHandlers() = 0;
75 78
79 // Runs the callback as soon as the service becomes available.
80 virtual void WaitForServiceToBeAvailable(
81 const WaitForServiceToBeAvailableCallback& callback) = 0;
82
76 // Calls IsMounted method and returns true when the call succeeds. 83 // Calls IsMounted method and returns true when the call succeeds.
77 virtual void IsMounted(const BoolDBusMethodCallback& callback) = 0; 84 virtual void IsMounted(const BoolDBusMethodCallback& callback) = 0;
78 85
79 // Calls Unmount method and returns true when the call succeeds. 86 // Calls Unmount method and returns true when the call succeeds.
80 // This method blocks until the call returns. 87 // This method blocks until the call returns.
81 virtual bool Unmount(bool* success) = 0; 88 virtual bool Unmount(bool* success) = 0;
82 89
83 // Calls AsyncCheckKey method. |callback| is called after the method call 90 // Calls AsyncCheckKey method. |callback| is called after the method call
84 // succeeds. 91 // succeeds.
85 virtual void AsyncCheckKey(const std::string& username, 92 virtual void AsyncCheckKey(const std::string& username,
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406 // Create() should be used instead. 413 // Create() should be used instead.
407 CryptohomeClient(); 414 CryptohomeClient();
408 415
409 private: 416 private:
410 DISALLOW_COPY_AND_ASSIGN(CryptohomeClient); 417 DISALLOW_COPY_AND_ASSIGN(CryptohomeClient);
411 }; 418 };
412 419
413 } // namespace chromeos 420 } // namespace chromeos
414 421
415 #endif // CHROMEOS_DBUS_CRYPTOHOME_CLIENT_H_ 422 #endif // CHROMEOS_DBUS_CRYPTOHOME_CLIENT_H_
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