1 files changed, 92 insertions, 0 deletions
diff --git a/src/sstream/mod.rs b/src/sstream/mod.rs
new file mode 100644
index 0000000..f28875a
--- /dev/null
+++ b/src/sstream/mod.rs
@@ -0,0 +1,92 @@
+// Copyright 2024 Gabriel Bjørnager Jensen.
+//
+// This file is part of bzipper.
+//
+// bzipper is free software: you can redistribute
+// it and/or modify it under the terms of the GNU
+// Lesser General Public License as published by
+// the Free Software Foundation, either version 3
+// of the License, or (at your option) any later
+// version.
+//
+// bzipper is distributed in the hope that it will
+// be useful, but WITHOUT ANY WARRANTY; without
+// even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Less-
+// er General Public License along with bzipper. If
+// not, see <https://www.gnu.org/licenses/>.
+
+use crate::{Dstream, Serialise};
+
+use std::fmt::{Debug, Formatter};
+use std::mem::size_of;
+
+/// Byte stream for serialisation.
+///
+/// The bytes themselves are contained by the type.
+/// The stream may be converted to [`Dstream`] using [`as_dstream`](Sstream::as_dstream)
+#[derive(Clone, Eq, PartialEq)]
+pub struct Sstream(pub(in crate) Vec<u8>);
+
+impl Sstream {
+ /// Constructs a new, empty byte stream.
+ #[inline(always)]
+ #[must_use]
+ pub const fn new() -> Self { Self(Vec::new()) }
+
+ /// Extends the byte stream.
+ pub fn append(&mut self, extra: &[u8]) {
+ self.0.extend(extra);
+ }
+
+ /// Extends the byte stream by a single byte.
+ pub fn append_byte(&mut self, extra: u8) {
+ self.0.push(extra);
+ }
+
+ /// Converts the stream to a `Dstream` object.
+ ///
+ /// The returned object references the original stream.
+ #[inline(always)]
+ #[must_use]
+ pub fn as_dstream(&self) -> Dstream { Dstream::new(&self.0) }
+}
+
+impl AsRef<[u8]> for Sstream {
+ #[inline(always)]
+ fn as_ref(&self) -> &[u8] { self.0.as_ref() }
+}
+
+impl Debug for Sstream {
+ fn fmt(&self, f: &mut Formatter) -> std::fmt::Result {
+ write!(f, "[")?;
+
+ for v in &self.0 { write!(f, "{v:#02X},")? };
+
+ write!(f, "]")?;
+
+ Ok(())
+ }
+}
+
+impl Default for Sstream {
+ #[inline(always)]
+ fn default() -> Self { Self::new() }
+}
+
+impl<T: Serialise> From<&T> for Sstream {
+ fn from(value: &T) -> Self {
+ let mut stream = Self(Vec::with_capacity(size_of::<T>()));
+ value.serialise(&mut stream);
+
+ stream
+ }
+}
+
+impl From<Sstream> for Box<[u8]> {
+ #[inline(always)]
+ fn from(value: Sstream) -> Self { value.0.into_boxed_slice() }
+}