build_tools/wasm/libc/include/sys/stat.h

// Copyright 2026 The IREE Authors
//
// Licensed under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

// <sys/stat.h> for wasm32 (stubs — no filesystem).

#ifndef IREE_WASM_LIBC_SYS_STAT_H_
#define IREE_WASM_LIBC_SYS_STAT_H_

#include <stdint.h>
#include <time.h>
#include <unistd.h>

typedef uint32_t mode_t;
typedef uint32_t dev_t;
typedef uint32_t ino_t;
typedef uint32_t nlink_t;
typedef uint32_t uid_t;
typedef uint32_t gid_t;
typedef uint32_t blksize_t;
typedef uint32_t blkcnt_t;

struct stat {
  dev_t st_dev;
  ino_t st_ino;
  mode_t st_mode;
  nlink_t st_nlink;
  uid_t st_uid;
  gid_t st_gid;
  dev_t st_rdev;
  off_t st_size;
  blksize_t st_blksize;
  blkcnt_t st_blocks;
  struct timespec st_atim;
  struct timespec st_mtim;
  struct timespec st_ctim;
};

// File type masks.
#define S_IFMT 0170000
#define S_IFDIR 0040000
#define S_IFREG 0100000
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)

// Permission bits.
#define S_IRUSR 0400
#define S_IWUSR 0200
#define S_IXUSR 0100
#define S_IRGRP 0040
#define S_IWGRP 0020
#define S_IXGRP 0010
#define S_IROTH 0004
#define S_IWOTH 0002
#define S_IXOTH 0001

int stat(const char* pathname, struct stat* statbuf);
int fstat(int fd, struct stat* statbuf);

#endif  // IREE_WASM_LIBC_SYS_STAT_H_