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Kernel: Make File::stat() & friends return Error<struct stat>

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Instead of making the caller provide a stat buffer, let's just return
one as a value.
This commit is contained in:
Andreas Kling 2021-12-17 11:22:27 +01:00
parent 1f2d0d0ad4
commit 0ae8702692
10 changed files with 19 additions and 20 deletions
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6
Kernel/Syscalls/stat.cpp
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@ -16,8 +16,7 @@ ErrorOr<FlatPtr> Process::sys$fstat(int fd, Userspace<stat*> user_statbuf)
VERIFY_PROCESS_BIG_LOCK_ACQUIRED(this)
REQUIRE_PROMISE(stdio);
auto description = TRY(fds().open_file_description(fd));
stat buffer = {};
TRY(description->stat(buffer));
auto buffer = TRY(description->stat());
TRY(copy_to_user(user_statbuf, &buffer));
return 0;
}
@ -42,8 +41,7 @@ ErrorOr<FlatPtr> Process::sys$stat(Userspace<const Syscall::SC_stat_params*> use
base = base_description->custody();
}
auto metadata = TRY(VirtualFileSystem::the().lookup_metadata(path->view(), *base, params.follow_symlinks ? 0 : O_NOFOLLOW_NOERROR));
stat statbuf = {};
TRY(metadata.stat(statbuf));
auto statbuf = TRY(metadata.stat());
TRY(copy_to_user(params.statbuf, &statbuf));
return 0;
}