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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Defines the struct used to describe each of a brand's install modes; see | |
6 // install_modes.h for details. For brands that integrate with Google Update, | |
7 // each mode also describes a strategy for determining its update channel. | |
8 | |
9 #ifndef CHROME_INSTALL_STATIC_INSTALL_CONSTANTS_H_ | |
10 #define CHROME_INSTALL_STATIC_INSTALL_CONSTANTS_H_ | |
11 | |
12 namespace install_static { | |
13 | |
14 // Identifies different strategies for determining an update channel. | |
15 enum class ChannelStrategy { | |
16 // Update channels are not supported. This value is for exclusive use by | |
17 // brands that do not integrate with Google Update. | |
18 UNSUPPORTED, | |
19 // Update channel is determined by parsing the "ap" value in the registry. | |
20 // This is used by Google Chrome's primary install mode to differentiate the | |
21 // beta and dev channels from the default stable channel. | |
22 ADDITIONAL_PARAMETERS, | |
23 // Update channel is a fixed value. This is used by to pin Google Chrome's SxS | |
24 // secondary install mode to the canary channel. | |
25 FIXED, | |
26 }; | |
27 | |
28 // A POD-struct defining constants for a brand's install mode. A brand has one | |
29 // primary and one or more secondary install modes. Refer to kInstallModes in | |
30 // chromium_install_modes.cc and google_chrome_install_modes.cc for examples of | |
31 // typical mode definitions. | |
32 struct InstallConstants { | |
33 // The size (in bytes) of this structure. This serves to verify that all | |
34 // modules in a process have the same definition of the struct. | |
35 size_t size; | |
36 | |
37 // The brand-specific index/identifier of this instance (defined in a brand's | |
38 // BRAND_install_modes.h file). Index 0 is reserved for a brand's primary | |
39 // install mode. | |
40 int index; | |
41 | |
42 // The install suffix of a secondary mode (e.g., " SxS" for canary Chrome) or | |
43 // an empty string for the primary mode. This suffix is appended to file and | |
44 // registry paths used by the product. | |
45 const wchar_t* install_suffix; | |
46 | |
47 // The app guid with which this mode is registered with Google Update, or an | |
48 // empty string if the brand does not integrate with Google Update. | |
49 const wchar_t* app_guid; | |
50 | |
51 // The default name for this mode's update channel. | |
52 const wchar_t* default_channel_name; | |
53 | |
54 // The strategy used to determine the mode's update channel, or UNSUPPORTED if | |
55 // the brand does not integrate with Google Update. | |
56 ChannelStrategy channel_strategy; | |
57 | |
58 // True if this mode supports system-level installs. | |
59 bool supports_system_level; | |
60 | |
61 // True if this mode supports multi-install. | |
62 bool supports_multi_install; | |
63 }; | |
64 | |
65 } // namespace install_static | |
66 | |
67 #endif // CHROME_INSTALL_STATIC_INSTALL_CONSTANTS_H_ | |
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