Vendor in container/storage v1.20.2

Also modify gate Dockerfile to take advantage of skipping
mounting of the storage directory.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

1 files changed, 11 insertions, 12 deletions

diff --git a/vendor/github.com/klauspost/compress/zstd/framedec.go b/vendor/github.com/klauspost/compress/zstd/framedec.go
index 780880ebe..fc4a566d3 100644
--- a/vendor/github.com/klauspost/compress/zstd/framedec.go
+++ b/vendor/github.com/klauspost/compress/zstd/framedec.go
@@ -40,7 +40,7 @@ type frameDec struct {
 	FrameContentSize uint64
 	frameDone        sync.WaitGroup
 
-	DictionaryID  uint32
+	DictionaryID  *uint32
 	HasCheckSum   bool
 	SingleSegment bool
 
@@ -142,7 +142,7 @@ func (d *frameDec) reset(br byteBuffer) error {
 
 	// Read Dictionary_ID
 	// https://github.com/facebook/zstd/blob/dev/doc/zstd_compression_format.md#dictionary_id
-	d.DictionaryID = 0
+	d.DictionaryID = nil
 	if size := fhd & 3; size != 0 {
 		if size == 3 {
 			size = 4
@@ -154,19 +154,22 @@ func (d *frameDec) reset(br byteBuffer) error {
 			}
 			return io.ErrUnexpectedEOF
 		}
+		var id uint32
 		switch size {
 		case 1:
-			d.DictionaryID = uint32(b[0])
+			id = uint32(b[0])
 		case 2:
-			d.DictionaryID = uint32(b[0]) | (uint32(b[1]) << 8)
+			id = uint32(b[0]) | (uint32(b[1]) << 8)
 		case 4:
-			d.DictionaryID = uint32(b[0]) | (uint32(b[1]) << 8) | (uint32(b[2]) << 16) | (uint32(b[3]) << 24)
+			id = uint32(b[0]) | (uint32(b[1]) << 8) | (uint32(b[2]) << 16) | (uint32(b[3]) << 24)
 		}
 		if debug {
-			println("Dict size", size, "ID:", d.DictionaryID)
+			println("Dict size", size, "ID:", id)
 		}
-		if d.DictionaryID != 0 {
-			return ErrUnknownDictionary
+		if id > 0 {
+			// ID 0 means "sorry, no dictionary anyway".
+			// https://github.com/facebook/zstd/blob/dev/doc/zstd_compression_format.md#dictionary-format
+			d.DictionaryID = &id
 		}
 	}
 
@@ -351,8 +354,6 @@ func (d *frameDec) initAsync() {
 // When the frame has finished decoding the *bufio.Reader
 // containing the remaining input will be sent on frameDec.frameDone.
 func (d *frameDec) startDecoder(output chan decodeOutput) {
-	// TODO: Init to dictionary
-	d.history.reset()
 	written := int64(0)
 
 	defer func() {
@@ -445,8 +446,6 @@ func (d *frameDec) startDecoder(output chan decodeOutput) {
 
 // runDecoder will create a sync decoder that will decode a block of data.
 func (d *frameDec) runDecoder(dst []byte, dec *blockDec) ([]byte, error) {
-	// TODO: Init to dictionary
-	d.history.reset()
 	saved := d.history.b
 
 	// We use the history for output to avoid copying it.