diff options
Diffstat (limited to 'ext/node/zlib/stream.rs')
-rw-r--r-- | ext/node/zlib/stream.rs | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/ext/node/zlib/stream.rs b/ext/node/zlib/stream.rs deleted file mode 100644 index 90cd58ed3..000000000 --- a/ext/node/zlib/stream.rs +++ /dev/null @@ -1,136 +0,0 @@ -// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license. - -use super::mode::Flush; -use super::mode::Mode; -use libz_sys as sys; -use std::ffi::c_int; -use std::ops::Deref; -use std::ops::DerefMut; - -pub struct StreamWrapper { - pub strm: sys::z_stream, -} - -impl Default for StreamWrapper { - fn default() -> Self { - Self { - strm: sys::z_stream { - next_in: std::ptr::null_mut(), - avail_in: 0, - total_in: 0, - next_out: std::ptr::null_mut(), - avail_out: 0, - total_out: 0, - msg: std::ptr::null_mut(), - state: std::ptr::null_mut(), - zalloc: super::alloc::zalloc, - zfree: super::alloc::zfree, - opaque: 0 as sys::voidpf, - data_type: 0, - adler: 0, - reserved: 0, - }, - } - } -} - -impl Deref for StreamWrapper { - type Target = sys::z_stream; - - fn deref(&self) -> &Self::Target { - &self.strm - } -} - -impl DerefMut for StreamWrapper { - fn deref_mut(&mut self) -> &mut Self::Target { - &mut self.strm - } -} - -impl StreamWrapper { - pub fn reset(&mut self, mode: Mode) -> c_int { - // SAFETY: `self.strm` is an initialized `z_stream`. - unsafe { - match mode { - Mode::Deflate | Mode::Gzip | Mode::DeflateRaw => { - sys::deflateReset(&mut self.strm) - } - Mode::Inflate | Mode::Gunzip | Mode::InflateRaw | Mode::Unzip => { - sys::inflateReset(&mut self.strm) - } - Mode::None => unreachable!(), - } - } - } - - pub fn end(&mut self, mode: Mode) { - // SAFETY: `self.strm` is an initialized `z_stream`. - unsafe { - match mode { - Mode::Deflate | Mode::Gzip | Mode::DeflateRaw => { - sys::deflateEnd(&mut self.strm); - } - Mode::Inflate | Mode::Gunzip | Mode::InflateRaw | Mode::Unzip => { - sys::inflateEnd(&mut self.strm); - } - Mode::None => {} - } - } - } - - pub fn deflate_init( - &mut self, - level: c_int, - window_bits: c_int, - mem_level: c_int, - strategy: c_int, - ) -> c_int { - // SAFETY: `self.strm` is an initialized `z_stream`. - unsafe { - sys::deflateInit2_( - &mut self.strm, - level, - sys::Z_DEFLATED, - window_bits, - mem_level, - strategy, - sys::zlibVersion(), - std::mem::size_of::<sys::z_stream>() as i32, - ) - } - } - - pub fn inflate_init(&mut self, window_bits: c_int) -> c_int { - // SAFETY: `self.strm` is an initialized `z_stream`. - unsafe { - sys::inflateInit2_( - &mut self.strm, - window_bits, - sys::zlibVersion(), - std::mem::size_of::<sys::z_stream>() as i32, - ) - } - } - - pub fn deflate(&mut self, flush: Flush) -> c_int { - // SAFETY: `self.strm` is an initialized `z_stream`. - unsafe { sys::deflate(&mut self.strm, flush as _) } - } - - pub fn inflate(&mut self, flush: Flush) -> c_int { - // SAFETY: `self.strm` is an initialized `z_stream`. - unsafe { sys::inflate(&mut self.strm, flush as _) } - } - - pub fn inflate_set_dictionary(&mut self, dictionary: &[u8]) -> c_int { - // SAFETY: `self.strm` is an initialized `z_stream`. - unsafe { - sys::inflateSetDictionary( - &mut self.strm, - dictionary.as_ptr() as *const _, - dictionary.len() as _, - ) - } - } -} |