Add tokio AsyncRead support

.vscode/settings.json

@@ -1,3 +1,13 @@
 {
-	"rust-analyzer.cargo.features": ["default", "lzma", "deflate64", "bzip2", "zstd"]
+	"rust-analyzer.cargo.features": [
+		"default",
+		"tokio",
+		"lzma",
+		"deflate64",
+		"bzip2",
+		"zstd"
+	],
+	"rust-analyzer.linkedProjects": [
+		"./Cargo.toml"
+	]
 }

Cargo.toml

@@ -39,6 +39,9 @@ lzma-rs = { version = "0.3.0", features = ["stream"], optional = true }
 deflate64 = { version = "0.1.7", optional = true }
 bzip2 = { version = "0.4.4", optional = true }
 zstd = { version = "0.13.0", optional = true }
+tokio = { version = "1.35.1", optional = true }
+futures = { version = "0.3.30", optional = true }
+pin-project-lite = { version = "0.2.13", optional = true }
 
 [features]
 default = ["sync", "file", "deflate"]
@@ -49,13 +52,15 @@ deflate64 = ["dep:deflate64"]
 lzma = ["dep:lzma-rs"]
 bzip2 = ["dep:bzip2"]
 zstd = ["dep:zstd"]
+tokio = ["dep:tokio", "dep:futures", "dep:pin-project-lite"]
 
 [dev-dependencies]
 clap = { version = "4.4.18", features = ["derive"] }
 humansize = "2.1.3"
 indicatif = "0.17.7"
 test-log = { version = "0.2.14", default-features = false, features = ["tracing-subscriber", "trace"] }
 tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
+tokio = { version = "1.35.1", features = ["macros"] }
 
 [profile.release]
 debug = 1

src/reader/mod.rs

@@ -6,3 +6,6 @@ pub use self::archive_reader::{ArchiveReader, ArchiveReaderResult};
 
 #[cfg(feature = "sync")]
 pub mod sync;
+
+#[cfg(feature = "tokio")]
+pub mod tokio;