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| 1 /* Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 /* Copyright (c) 2010 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 PPAPI_C_DEV_PPB_FILE_IO_DEV_H_ | 5 #ifndef PPAPI_C_DEV_PPB_FILE_IO_DEV_H_ |
| 6 #define PPAPI_C_DEV_PPB_FILE_IO_DEV_H_ | 6 #define PPAPI_C_DEV_PPB_FILE_IO_DEV_H_ |
| 7 | 7 |
| 8 #include "ppapi/c/pp_bool.h" | 8 #include "ppapi/c/pp_bool.h" |
| 9 #include "ppapi/c/pp_macros.h" | 9 #include "ppapi/c/pp_macros.h" |
| 10 #include "ppapi/c/pp_module.h" | 10 #include "ppapi/c/pp_module.h" |
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| 32 // regular file. PP_FILEOPENFLAG_WRITE must also be specified. | 32 // regular file. PP_FILEOPENFLAG_WRITE must also be specified. |
| 33 PP_FILEOPENFLAG_TRUNCATE = 1 << 3, | 33 PP_FILEOPENFLAG_TRUNCATE = 1 << 3, |
| 34 | 34 |
| 35 // Requests that the file is created when this flag is combined with | 35 // Requests that the file is created when this flag is combined with |
| 36 // PP_FILEOPENFLAG_CREATE. If this flag is specified, and the file already | 36 // PP_FILEOPENFLAG_CREATE. If this flag is specified, and the file already |
| 37 // exists, then the FileIO::Open call will fail. | 37 // exists, then the FileIO::Open call will fail. |
| 38 PP_FILEOPENFLAG_EXCLUSIVE = 1 << 4 | 38 PP_FILEOPENFLAG_EXCLUSIVE = 1 << 4 |
| 39 } PP_FileOpenFlags_Dev; | 39 } PP_FileOpenFlags_Dev; |
| 40 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_FileOpenFlags_Dev, 4); | 40 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_FileOpenFlags_Dev, 4); |
| 41 | 41 |
| 42 #define PPB_FILEIO_DEV_INTERFACE "PPB_FileIO(Dev);0.2" | 42 #define PPB_FILEIO_DEV_INTERFACE "PPB_FileIO(Dev);0.3" |
| 43 | 43 |
| 44 // Use this interface to operate on a regular file (PP_FileType_Regular). | 44 // Use this interface to operate on a regular file (PP_FileType_Regular). |
| 45 struct PPB_FileIO_Dev { | 45 struct PPB_FileIO_Dev { |
| 46 // Creates a new FileIO object. Returns 0 if the module is invalid. | 46 // Creates a new FileIO object. Returns 0 if the module is invalid. |
| 47 PP_Resource (*Create)(PP_Module module); | 47 PP_Resource (*Create)(PP_Module module); |
| 48 | 48 |
| 49 // Returns PP_TRUE if the given resource is a FileIO. Returns PP_FALSE if the | 49 // Returns PP_TRUE if the given resource is a FileIO. Returns PP_FALSE if the |
| 50 // resource is invalid or some type other than a FileIO. | 50 // resource is invalid or some type other than a FileIO. |
| 51 PP_Bool (*IsFileIO)(PP_Resource resource); | 51 PP_Bool (*IsFileIO)(PP_Resource resource); |
| 52 | 52 |
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| 110 // pending callbacks will still run, reporting PP_Error_Aborted if pending IO | 110 // pending callbacks will still run, reporting PP_Error_Aborted if pending IO |
| 111 // was interrupted. It is NOT valid to call Open again after a call to this | 111 // was interrupted. It is NOT valid to call Open again after a call to this |
| 112 // method. Note: If the FileIO object is destroyed, and it is still open, | 112 // method. Note: If the FileIO object is destroyed, and it is still open, |
| 113 // then it will be implicitly closed, so you are not required to call the | 113 // then it will be implicitly closed, so you are not required to call the |
| 114 // Close method. | 114 // Close method. |
| 115 void (*Close)(PP_Resource file_io); | 115 void (*Close)(PP_Resource file_io); |
| 116 }; | 116 }; |
| 117 | 117 |
| 118 #endif /* PPAPI_C_DEV_PPB_FILE_IO_DEV_H_ */ | 118 #endif /* PPAPI_C_DEV_PPB_FILE_IO_DEV_H_ */ |
| 119 | 119 |
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