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Kernel: Use custody_for_dirfd() in more syscalls
This simplifies a lot of syscalls, some of which were doing very unnecessarily verbose things instead of calling this.
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f0c9c5e076
commit
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6 changed files with 7 additions and 87 deletions
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@ -55,18 +55,7 @@ ErrorOr<FlatPtr> Process::sys$open(Userspace<Syscall::SC_open_params const*> use
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dbgln_if(IO_DEBUG, "sys$open(dirfd={}, path='{}', options={}, mode={})", dirfd, path->view(), options, mode);
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auto fd_allocation = TRY(allocate_fd());
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RefPtr<Custody> base;
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if (dirfd == AT_FDCWD) {
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base = current_directory();
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} else {
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auto base_description = TRY(open_file_description(dirfd));
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if (!base_description->is_directory())
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return ENOTDIR;
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if (!base_description->custody())
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return EINVAL;
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base = base_description->custody();
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}
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auto base = TRY(custody_for_dirfd(dirfd));
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auto description = TRY(VirtualFileSystem::the().open(credentials(), path->view(), options, mode & ~umask(), *base));
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if (description->inode() && description->inode()->bound_socket())
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