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authordependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>2020-05-05 08:57:55 +0000
committerDaniel J Walsh <dwalsh@redhat.com>2020-05-05 13:35:24 -0400
commit86f7dbc4cb8bf8f9abbd6a4721bc748d000d2eb4 (patch)
tree695c9846a390d90e174df058c0452b1c69254734 /vendor/github.com/klauspost
parente1be837a4ff149e00ff6af9e71cf9ea625e33e6f (diff)
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Bump github.com/containers/storage from 1.19.0 to 1.19.1
Bumps [github.com/containers/storage](https://github.com/containers/storage) from 1.19.0 to 1.19.1. - [Release notes](https://github.com/containers/storage/releases) - [Changelog](https://github.com/containers/storage/blob/master/docs/containers-storage-changes.md) - [Commits](https://github.com/containers/storage/compare/v1.19.0...v1.19.1) Signed-off-by: dependabot-preview[bot] <support@dependabot.com> Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'vendor/github.com/klauspost')
-rw-r--r--vendor/github.com/klauspost/compress/zstd/blockdec.go19
-rw-r--r--vendor/github.com/klauspost/compress/zstd/framedec.go10
2 files changed, 22 insertions, 7 deletions
diff --git a/vendor/github.com/klauspost/compress/zstd/blockdec.go b/vendor/github.com/klauspost/compress/zstd/blockdec.go
index 63062ffa6..c2f855e75 100644
--- a/vendor/github.com/klauspost/compress/zstd/blockdec.go
+++ b/vendor/github.com/klauspost/compress/zstd/blockdec.go
@@ -131,17 +131,25 @@ func (b *blockDec) reset(br byteBuffer, windowSize uint64) error {
b.Type = blockType((bh >> 1) & 3)
// find size.
cSize := int(bh >> 3)
+ maxSize := maxBlockSize
switch b.Type {
case blockTypeReserved:
return ErrReservedBlockType
case blockTypeRLE:
b.RLESize = uint32(cSize)
+ if b.lowMem {
+ maxSize = cSize
+ }
cSize = 1
case blockTypeCompressed:
if debug {
println("Data size on stream:", cSize)
}
b.RLESize = 0
+ maxSize = maxCompressedBlockSize
+ if windowSize < maxCompressedBlockSize && b.lowMem {
+ maxSize = int(windowSize)
+ }
if cSize > maxCompressedBlockSize || uint64(cSize) > b.WindowSize {
if debug {
printf("compressed block too big: csize:%d block: %+v\n", uint64(cSize), b)
@@ -160,8 +168,8 @@ func (b *blockDec) reset(br byteBuffer, windowSize uint64) error {
b.dataStorage = make([]byte, 0, maxBlockSize)
}
}
- if cap(b.dst) <= maxBlockSize {
- b.dst = make([]byte, 0, maxBlockSize+1)
+ if cap(b.dst) <= maxSize {
+ b.dst = make([]byte, 0, maxSize+1)
}
var err error
b.data, err = br.readBig(cSize, b.dataStorage)
@@ -679,8 +687,11 @@ func (b *blockDec) decodeCompressed(hist *history) error {
println("initializing sequences:", err)
return err
}
-
- err = seqs.decode(nSeqs, br, hist.b)
+ hbytes := hist.b
+ if len(hbytes) > hist.windowSize {
+ hbytes = hbytes[len(hbytes)-hist.windowSize:]
+ }
+ err = seqs.decode(nSeqs, br, hbytes)
if err != nil {
return err
}
diff --git a/vendor/github.com/klauspost/compress/zstd/framedec.go b/vendor/github.com/klauspost/compress/zstd/framedec.go
index e38f34a9b..780880ebe 100644
--- a/vendor/github.com/klauspost/compress/zstd/framedec.go
+++ b/vendor/github.com/klauspost/compress/zstd/framedec.go
@@ -233,7 +233,11 @@ func (d *frameDec) reset(br byteBuffer) error {
return ErrWindowSizeTooSmall
}
d.history.windowSize = int(d.WindowSize)
- d.history.maxSize = d.history.windowSize + maxBlockSize
+ if d.o.lowMem && d.history.windowSize < maxBlockSize {
+ d.history.maxSize = d.history.windowSize * 2
+ } else {
+ d.history.maxSize = d.history.windowSize + maxBlockSize
+ }
// history contains input - maybe we do something
d.rawInput = br
return nil
@@ -320,8 +324,8 @@ func (d *frameDec) checkCRC() error {
func (d *frameDec) initAsync() {
if !d.o.lowMem && !d.SingleSegment {
- // set max extra size history to 20MB.
- d.history.maxSize = d.history.windowSize + maxBlockSize*10
+ // set max extra size history to 10MB.
+ d.history.maxSize = d.history.windowSize + maxBlockSize*5
}
// re-alloc if more than one extra block size.
if d.o.lowMem && cap(d.history.b) > d.history.maxSize+maxBlockSize {