Update to miniz_oxide 0.4

Cargo.toml

@@ -20,10 +20,12 @@ include = [
 ]
 
 [dependencies]
-miniz_oxide = "0.3.5"
 deflate = { version = "0.8.2", optional = true }
 bitflags = "1.0"
 crc32fast = "1.2.0"
+[dependencies.miniz_oxide]
+version = "0.4.1"
+features = ["no_extern_crate_alloc"]
 
 [dev-dependencies]
 criterion = "0.3.1"

src/decoder/zlib.rs

@@ -1,5 +1,4 @@
 use super::{DecodingError, CHUNCK_BUFFER_SIZE};
-use std::io;
 
 use miniz_oxide::inflate::core::{decompress, inflate_flags, DecompressorOxide};
 use miniz_oxide::inflate::TINFLStatus;
@@ -67,14 +66,18 @@ impl ZlibStream {
         self.prepare_vec_for_appending();
 
         let (status, mut in_consumed, out_consumed) = {
-            let mut cursor = io::Cursor::new(self.out_buffer.as_mut_slice());
-            cursor.set_position(self.out_pos as u64);
             let in_data = if self.in_buffer.is_empty() {
                 data
             } else {
                 &self.in_buffer[self.in_pos..]
             };
-            decompress(&mut self.state, in_data, &mut cursor, BASE_FLAGS)
+            decompress(
+                &mut self.state,
+                in_data,
+                &mut self.out_buffer.as_mut_slice(),
+                self.out_pos,
+                BASE_FLAGS,
+            )
         };
 
         if !self.in_buffer.is_empty() {
@@ -130,9 +133,13 @@ impl ZlibStream {
                 // TODO: we may be able to avoid the indirection through the buffer here.
                 // First append all buffered data and then create a cursor on the image_data
                 // instead.
-                let mut cursor = io::Cursor::new(self.out_buffer.as_mut_slice());
-                cursor.set_position(self.out_pos as u64);
-                decompress(&mut self.state, &tail[start..], &mut cursor, BASE_FLAGS)
+                decompress(
+                    &mut self.state,
+                    &tail[start..],
+                    &mut self.out_buffer.as_mut_slice(),
+                    self.out_pos,
+                    BASE_FLAGS,
+                )
             };
 
             start += in_consumed;