build_tools/wasm/libc/include/sys/mman.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/mman.h> for wasm32 (stubs — no virtual memory on wasm).

#ifndef IREE_WASM_LIBC_SYS_MMAN_H_
#define IREE_WASM_LIBC_SYS_MMAN_H_

#include <stddef.h>

#define PROT_NONE 0
#define PROT_READ 1
#define PROT_WRITE 2
#define PROT_EXEC 4

#define MAP_SHARED 0x01
#define MAP_PRIVATE 0x02
#define MAP_FIXED 0x10
#define MAP_ANONYMOUS 0x20
#define MAP_ANON MAP_ANONYMOUS
#define MAP_FAILED ((void*)-1)

void* mmap(void* addr, size_t length, int prot, int flags, int fd, long offset);
int munmap(void* addr, size_t length);
int mprotect(void* addr, size_t length, int prot);

#endif  // IREE_WASM_LIBC_SYS_MMAN_H_