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wasmtime/crates/wasi-c/sandboxed-system-primitives/src/rights.h

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C

// Part of the Wasmtime Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://github.com/bytecodealliance/wasmtime/blob/master/LICENSE for license information.
//
// Significant parts of this file are derived from cloudabi-utils. See
// https://github.com/bytecodealliance/wasmtime/blob/master/lib/wasi/sandboxed-system-primitives/src/LICENSE
// for license information.
//
// The upstream file contains the following copyright notice:
//
// Copyright (c) 2016 Nuxi, https://nuxi.nl/
#ifndef RIGHTS_H
#define RIGHTS_H
#define RIGHTS_ALL \
(__WASI_RIGHT_FD_DATASYNC | __WASI_RIGHT_FD_READ | \
__WASI_RIGHT_FD_SEEK | __WASI_RIGHT_FD_FDSTAT_SET_FLAGS | \
__WASI_RIGHT_FD_SYNC | __WASI_RIGHT_FD_TELL | __WASI_RIGHT_FD_WRITE | \
__WASI_RIGHT_FD_ADVISE | __WASI_RIGHT_FD_ALLOCATE | \
__WASI_RIGHT_PATH_CREATE_DIRECTORY | __WASI_RIGHT_PATH_CREATE_FILE | \
__WASI_RIGHT_PATH_LINK_SOURCE | __WASI_RIGHT_PATH_LINK_TARGET | \
__WASI_RIGHT_PATH_OPEN | __WASI_RIGHT_FD_READDIR | \
__WASI_RIGHT_PATH_READLINK | __WASI_RIGHT_PATH_RENAME_SOURCE | \
__WASI_RIGHT_PATH_RENAME_TARGET | __WASI_RIGHT_PATH_FILESTAT_GET | \
__WASI_RIGHT_PATH_FILESTAT_SET_SIZE | \
__WASI_RIGHT_PATH_FILESTAT_SET_TIMES | \
__WASI_RIGHT_FD_FILESTAT_GET | __WASI_RIGHT_FD_FILESTAT_SET_TIMES | \
__WASI_RIGHT_FD_FILESTAT_SET_SIZE | \
__WASI_RIGHT_PATH_SYMLINK | __WASI_RIGHT_PATH_UNLINK_FILE | \
__WASI_RIGHT_PATH_REMOVE_DIRECTORY | \
__WASI_RIGHT_POLL_FD_READWRITE | __WASI_RIGHT_SOCK_SHUTDOWN)
// Block and character device interaction is outside the scope of
// CloudABI. Simply allow everything.
#define RIGHTS_BLOCK_DEVICE_BASE RIGHTS_ALL
#define RIGHTS_BLOCK_DEVICE_INHERITING RIGHTS_ALL
#define RIGHTS_CHARACTER_DEVICE_BASE RIGHTS_ALL
#define RIGHTS_CHARACTER_DEVICE_INHERITING RIGHTS_ALL
// Only allow directory operations on directories. Directories can only
// yield file descriptors to other directories and files.
#define RIGHTS_DIRECTORY_BASE \
(__WASI_RIGHT_FD_FDSTAT_SET_FLAGS | __WASI_RIGHT_FD_SYNC | \
__WASI_RIGHT_FD_ADVISE | __WASI_RIGHT_PATH_CREATE_DIRECTORY | \
__WASI_RIGHT_PATH_CREATE_FILE | __WASI_RIGHT_PATH_LINK_SOURCE | \
__WASI_RIGHT_PATH_LINK_TARGET | __WASI_RIGHT_PATH_OPEN | \
__WASI_RIGHT_FD_READDIR | __WASI_RIGHT_PATH_READLINK | \
__WASI_RIGHT_PATH_RENAME_SOURCE | __WASI_RIGHT_PATH_RENAME_TARGET | \
__WASI_RIGHT_PATH_FILESTAT_GET | \
__WASI_RIGHT_PATH_FILESTAT_SET_SIZE | \
__WASI_RIGHT_PATH_FILESTAT_SET_TIMES | \
__WASI_RIGHT_FD_FILESTAT_GET | __WASI_RIGHT_FD_FILESTAT_SET_TIMES | \
__WASI_RIGHT_PATH_SYMLINK | __WASI_RIGHT_PATH_UNLINK_FILE | \
__WASI_RIGHT_PATH_REMOVE_DIRECTORY | \
__WASI_RIGHT_POLL_FD_READWRITE)
#define RIGHTS_DIRECTORY_INHERITING \
(RIGHTS_DIRECTORY_BASE | RIGHTS_REGULAR_FILE_BASE)
// Operations that apply to regular files.
#define RIGHTS_REGULAR_FILE_BASE \
(__WASI_RIGHT_FD_DATASYNC | __WASI_RIGHT_FD_READ | \
__WASI_RIGHT_FD_SEEK | __WASI_RIGHT_FD_FDSTAT_SET_FLAGS | \
__WASI_RIGHT_FD_SYNC | __WASI_RIGHT_FD_TELL | __WASI_RIGHT_FD_WRITE | \
__WASI_RIGHT_FD_ADVISE | __WASI_RIGHT_FD_ALLOCATE | \
__WASI_RIGHT_FD_FILESTAT_GET | __WASI_RIGHT_FD_FILESTAT_SET_SIZE | \
__WASI_RIGHT_FD_FILESTAT_SET_TIMES | __WASI_RIGHT_POLL_FD_READWRITE)
#define RIGHTS_REGULAR_FILE_INHERITING 0
// Operations that apply to sockets and socket pairs.
#define RIGHTS_SOCKET_BASE \
(__WASI_RIGHT_FD_READ | __WASI_RIGHT_FD_FDSTAT_SET_FLAGS | \
__WASI_RIGHT_FD_WRITE | __WASI_RIGHT_FD_FILESTAT_GET | \
__WASI_RIGHT_POLL_FD_READWRITE | __WASI_RIGHT_SOCK_SHUTDOWN)
#define RIGHTS_SOCKET_INHERITING RIGHTS_ALL
// Operations that apply to TTYs.
#define RIGHTS_TTY_BASE \
(__WASI_RIGHT_FD_READ | __WASI_RIGHT_FD_FDSTAT_SET_FLAGS | \
__WASI_RIGHT_FD_WRITE | __WASI_RIGHT_FD_FILESTAT_GET | \
__WASI_RIGHT_POLL_FD_READWRITE)
#define RIGHTS_TTY_INHERITING 0
#endif