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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/rust/bytes/src/buf/vec_deque.rs
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
firefox-esr-upstream.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/bytes/src/buf/vec_deque.rs')
-rw-r--r--third_party/rust/bytes/src/buf/vec_deque.rs22
1 files changed, 22 insertions, 0 deletions
diff --git a/third_party/rust/bytes/src/buf/vec_deque.rs b/third_party/rust/bytes/src/buf/vec_deque.rs
new file mode 100644
index 0000000000..263167e83c
--- /dev/null
+++ b/third_party/rust/bytes/src/buf/vec_deque.rs
@@ -0,0 +1,22 @@
+use alloc::collections::VecDeque;
+
+use super::Buf;
+
+impl Buf for VecDeque<u8> {
+ fn remaining(&self) -> usize {
+ self.len()
+ }
+
+ fn chunk(&self) -> &[u8] {
+ let (s1, s2) = self.as_slices();
+ if s1.is_empty() {
+ s2
+ } else {
+ s1
+ }
+ }
+
+ fn advance(&mut self, cnt: usize) {
+ self.drain(..cnt);
+ }
+}