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From: Christian Ebner <c.ebner@proxmox.com>
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Date: Mon, 27 May 2024 16:32:15 +0200
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Subject: [pbs-devel] [PATCH v7 pxar 01/69] decoder: factor out skip part
from skip_entry
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Make the skip part reusable for a different input.
In preparation for skipping payload paddings in a separated input.
Signed-off-by: Christian Ebner <c.ebner@proxmox.com>
---
changes since version 6:
- no changes, patch reorderd
src/decoder/mod.rs | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/src/decoder/mod.rs b/src/decoder/mod.rs
index d1fb911..3c6d9ef 100644
--- a/src/decoder/mod.rs
+++ b/src/decoder/mod.rs
@@ -563,15 +563,18 @@ impl<I: SeqRead> DecoderImpl<I> {
//
async fn skip_entry(&mut self, offset: u64) -> io::Result<()> {
- let mut len = self.current_header.content_size() - offset;
+ let len = (self.current_header.content_size() - offset) as usize;
+ Self::skip(&mut self.input, len).await
+ }
+
+ async fn skip(input: &mut I, mut len: usize) -> io::Result<()> {
let scratch = scratch_buffer();
- while len >= (scratch.len() as u64) {
- seq_read_exact(&mut self.input, scratch).await?;
- len -= scratch.len() as u64;
+ while len >= (scratch.len()) {
+ seq_read_exact(input, scratch).await?;
+ len -= scratch.len();
}
- let len = len as usize;
if len > 0 {
- seq_read_exact(&mut self.input, &mut scratch[..len]).await?;
+ seq_read_exact(input, &mut scratch[..len]).await?;
}
Ok(())
}
--
2.39.2
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