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authordependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>2021-08-17 12:21:23 +0000
committerGitHub <noreply@github.com>2021-08-17 12:21:23 +0000
commite9f4d81790d2016f320bbb4500c3474613974491 (patch)
tree1a0a8bfaf7cad9d8afc9b30d03c52fd11fa434b9 /vendor/github.com/klauspost
parent8c228bdbd031e5930e6319e8fe25b3ff340919f3 (diff)
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Bump github.com/containers/storage from 1.34.0 to 1.34.1
Bumps [github.com/containers/storage](https://github.com/containers/storage) from 1.34.0 to 1.34.1. - [Release notes](https://github.com/containers/storage/releases) - [Changelog](https://github.com/containers/storage/blob/main/docs/containers-storage-changes.md) - [Commits](https://github.com/containers/storage/compare/v1.34.0...v1.34.1) --- updated-dependencies: - dependency-name: github.com/containers/storage dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>
Diffstat (limited to 'vendor/github.com/klauspost')
-rw-r--r--vendor/github.com/klauspost/compress/README.md10
-rw-r--r--vendor/github.com/klauspost/compress/zstd/enc_best.go30
2 files changed, 31 insertions, 9 deletions
diff --git a/vendor/github.com/klauspost/compress/README.md b/vendor/github.com/klauspost/compress/README.md
index 48851e0ce..d6a26466c 100644
--- a/vendor/github.com/klauspost/compress/README.md
+++ b/vendor/github.com/klauspost/compress/README.md
@@ -5,6 +5,7 @@ This package provides various compression algorithms.
* [zstandard](https://github.com/klauspost/compress/tree/master/zstd#zstd) compression and decompression in pure Go.
* [S2](https://github.com/klauspost/compress/tree/master/s2#s2-compression) is a high performance replacement for Snappy.
* Optimized [deflate](https://godoc.org/github.com/klauspost/compress/flate) packages which can be used as a dropin replacement for [gzip](https://godoc.org/github.com/klauspost/compress/gzip), [zip](https://godoc.org/github.com/klauspost/compress/zip) and [zlib](https://godoc.org/github.com/klauspost/compress/zlib).
+* [snappy](https://github.com/klauspost/compress/tree/master/snappy) is a drop-in replacement for `github.com/golang/snappy` offering better compression and concurrent streams.
* [huff0](https://github.com/klauspost/compress/tree/master/huff0) and [FSE](https://github.com/klauspost/compress/tree/master/fse) implementations for raw entropy encoding.
* [gzhttp](https://github.com/klauspost/compress/tree/master/gzhttp) Provides client and server wrappers for handling gzipped requests efficiently.
* [pgzip](https://github.com/klauspost/pgzip) is a separate package that provides a very fast parallel gzip implementation.
@@ -16,6 +17,15 @@ This package provides various compression algorithms.
# changelog
+* Aug 3, 2021 (v1.13.3)
+
+ * zstd: Improve Best compression [#404](https://github.com/klauspost/compress/pull/404)
+ * zstd: Fix WriteTo error forwarding [#411](https://github.com/klauspost/compress/pull/411)
+ * gzhttp: Return http.HandlerFunc instead of http.Handler. Unlikely breaking change. [#406](https://github.com/klauspost/compress/pull/406)
+ * s2sx: Fix max size error [#399](https://github.com/klauspost/compress/pull/399)
+ * zstd: Add optional stream content size on reset [#401](https://github.com/klauspost/compress/pull/401)
+ * zstd: use SpeedBestCompression for level >= 10 [#410](https://github.com/klauspost/compress/pull/410)
+
* Jun 14, 2021 (v1.13.1)
* s2: Add full Snappy output support [#396](https://github.com/klauspost/compress/pull/396)
diff --git a/vendor/github.com/klauspost/compress/zstd/enc_best.go b/vendor/github.com/klauspost/compress/zstd/enc_best.go
index 41025d62b..96028ecd8 100644
--- a/vendor/github.com/klauspost/compress/zstd/enc_best.go
+++ b/vendor/github.com/klauspost/compress/zstd/enc_best.go
@@ -5,6 +5,7 @@
package zstd
import (
+ "bytes"
"fmt"
"github.com/klauspost/compress"
@@ -208,6 +209,11 @@ encodeLoop:
if s-offset >= e.maxMatchOff || load3232(src, offset) != first {
return match{s: s, est: highScore}
}
+ if debugAsserts {
+ if !bytes.Equal(src[s:s+4], src[offset:offset+4]) {
+ panic(fmt.Sprintf("first match mismatch: %v != %v, first: %08x", src[s:s+4], src[offset:offset+4], first))
+ }
+ }
m := match{offset: offset, s: s, length: 4 + e.matchlen(s+4, offset+4, src), rep: rep}
m.estBits(bitsPerByte)
return m
@@ -218,17 +224,17 @@ encodeLoop:
best = bestOf(best, matchAt(candidateS.prev-e.cur, s, uint32(cv), -1))
if canRepeat && best.length < goodEnough {
- cv := uint32(cv >> 8)
+ cv32 := uint32(cv >> 8)
spp := s + 1
- best = bestOf(best, matchAt(spp-offset1, spp, cv, 1))
- best = bestOf(best, matchAt(spp-offset2, spp, cv, 2))
- best = bestOf(best, matchAt(spp-offset3, spp, cv, 3))
+ best = bestOf(best, matchAt(spp-offset1, spp, cv32, 1))
+ best = bestOf(best, matchAt(spp-offset2, spp, cv32, 2))
+ best = bestOf(best, matchAt(spp-offset3, spp, cv32, 3))
if best.length > 0 {
- cv >>= 16
+ cv32 = uint32(cv >> 24)
spp += 2
- best = bestOf(best, matchAt(spp-offset1, spp, cv, 1))
- best = bestOf(best, matchAt(spp-offset2, spp, cv, 2))
- best = bestOf(best, matchAt(spp-offset3, spp, cv, 3))
+ best = bestOf(best, matchAt(spp-offset1, spp, cv32, 1))
+ best = bestOf(best, matchAt(spp-offset2, spp, cv32, 2))
+ best = bestOf(best, matchAt(spp-offset3, spp, cv32, 3))
}
}
// Load next and check...
@@ -281,6 +287,12 @@ encodeLoop:
}
}
+ if debugAsserts {
+ if !bytes.Equal(src[best.s:best.s+best.length], src[best.offset:best.offset+best.length]) {
+ panic(fmt.Sprintf("match mismatch: %v != %v", src[best.s:best.s+best.length], src[best.offset:best.offset+best.length]))
+ }
+ }
+
// We have a match, we can store the forward value
if best.rep > 0 {
s = best.s
@@ -356,7 +368,7 @@ encodeLoop:
panic(fmt.Sprintf("s (%d) <= t (%d)", s, t))
}
- if debugAsserts && canRepeat && int(offset1) > len(src) {
+ if debugAsserts && int(offset1) > len(src) {
panic("invalid offset")
}