Lib.rs

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#file-io #memory-map #io #file #mmap

memmap2

Cross-platform Rust API for memory-mapped file IO

by Yevhenii Reizner, Dan Burkert and 41 contributors

28 releases (8 breaking)

0.9.4 Jan 25, 2024
0.9.3 Dec 19, 2023
0.9.0 Oct 3, 2023
0.7.1 Jun 24, 2023
0.1.0 Jan 18, 2020

#11 in Memory management

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Used in 3,639 crates (374 directly)

MIT/Apache

125KB
2K SLoC

memmap2

Build Status Crates.io Documentation Rust 1.36+

A Rust library for cross-platform memory mapped IO.

This is a fork of the memmap-rs crate.

Features

  • file-backed memory maps
  • anonymous memory maps
  • synchronous and asynchronous flushing
  • copy-on-write memory maps
  • read-only memory maps
  • stack support (MAP_STACK on unix)
  • executable memory maps
  • huge page support (linux only)

A list of supported/tested targets can be found in Actions.

License

memmap2 is primarily distributed under the terms of both the MIT license and the Apache License (Version 2.0).

See LICENSE-APACHE, LICENSE-MIT for details.

Copyright (c) 2020 Yevhenii Reizner

Copyright (c) 2015 Dan Burkert

Dependencies