Index: components/filesystem/public/interfaces/file.mojom |
diff --git a/components/filesystem/public/interfaces/file.mojom b/components/filesystem/public/interfaces/file.mojom |
index 6ef7067690235083499b09886c5f6d25494a24f0..05bce45cbf2b2db5076f8fd9f6ff7dac0729f322 100644 |
--- a/components/filesystem/public/interfaces/file.mojom |
+++ b/components/filesystem/public/interfaces/file.mojom |
@@ -16,6 +16,7 @@ interface File { |
// Flushes/closes this file; no operations may be performed on this file after |
// this. Note that any error code is strictly informational -- the close may |
// not be retried. |
+ [Sync] |
Close() => (FileError err); |
// Reads (at most) |num_bytes_to_read| from the location specified by |
@@ -24,42 +25,51 @@ interface File { |
// are read. |
// TODO(vtl): Clarify when (for what values of |offset|/|whence|) this |
// modifies the file position. Or maybe there should be a flag? |
+ [Sync] |
Read(uint32 num_bytes_to_read, int64 offset, Whence whence) |
=> (FileError error, array<uint8>? bytes_read); |
// Writes |bytes_to_write| to the location specified by |offset|/|whence|. |
// TODO(vtl): Clarify behavior when |num_bytes_written| is less than the size |
// of |bytes_to_write|. |
+ [Sync] |
Write(array<uint8> bytes_to_write, int64 offset, Whence whence) |
=> (FileError error, uint32 num_bytes_written); |
// Gets the current file position. On success, |position| is the current |
// offset (in bytes) from the beginning of the file). |
+ [Sync] |
Tell() => (FileError error, int64 position); |
// Sets the current file position to that specified by |offset|/|whence|. On |
// success, |position| is the offset (in bytes) from the beginning of the |
// file. |
+ [Sync] |
Seek(int64 offset, Whence whence) => (FileError error, int64 position); |
// Gets information about this file. On success, |file_information| is |
// non-null and will contain this information. |
+ [Sync] |
Stat() => (FileError error, FileInformation? file_information); |
// Truncates this file to the size specified by |size| (in bytes). |
+ [Sync] |
Truncate(int64 size) => (FileError error); |
// Updates this file's atime and/or mtime to the time specified by |atime| (or |
// |mtime|, respectively), which may also indicate "now". If |atime| or |
// |mtime| is null, then the corresponding time is not modified. |
+ [Sync] |
Touch(TimespecOrNow? atime, TimespecOrNow? mtime) => (FileError error); |
// Creates a new |File| instance, which shares the same "file description". |
// I.e., the access mode, etc. (as specified to |Directory::OpenFile()| by the |
// |open_flags| argument) as well as file position. |
+ [Sync] |
Dup(File& file) => (FileError error); |
// Syncs data to disk. |
+ [Sync] |
Flush() => (FileError error); |
// Attempts to take an exclusive write lock on the file. This both takes a |
@@ -73,5 +83,6 @@ interface File { |
Unlock() => (FileError error); |
// Returns a handle to the file for raw access. |
+ [Sync] |
AsHandle() => (FileError error, handle file_handle); |
}; |