gRPC migration update
Change-Id: Icdd1a824948fa994cd36bd121c962f5ecf74e3cf
diff --git a/vendor/github.com/klauspost/compress/zstd/frameenc.go b/vendor/github.com/klauspost/compress/zstd/frameenc.go
index 4479cfe..4ef7f5a 100644
--- a/vendor/github.com/klauspost/compress/zstd/frameenc.go
+++ b/vendor/github.com/klauspost/compress/zstd/frameenc.go
@@ -5,6 +5,7 @@
package zstd
import (
+ "encoding/binary"
"fmt"
"io"
"math"
@@ -16,7 +17,7 @@
WindowSize uint32
SingleSegment bool
Checksum bool
- DictID uint32 // Not stored.
+ DictID uint32
}
const maxHeaderSize = 14
@@ -30,6 +31,24 @@
if f.SingleSegment {
fhd |= 1 << 5
}
+
+ var dictIDContent []byte
+ if f.DictID > 0 {
+ var tmp [4]byte
+ if f.DictID < 256 {
+ fhd |= 1
+ tmp[0] = uint8(f.DictID)
+ dictIDContent = tmp[:1]
+ } else if f.DictID < 1<<16 {
+ fhd |= 2
+ binary.LittleEndian.PutUint16(tmp[:2], uint16(f.DictID))
+ dictIDContent = tmp[:2]
+ } else {
+ fhd |= 3
+ binary.LittleEndian.PutUint32(tmp[:4], f.DictID)
+ dictIDContent = tmp[:4]
+ }
+ }
var fcs uint8
if f.ContentSize >= 256 {
fcs++
@@ -40,6 +59,7 @@
if f.ContentSize >= 0xffffffff {
fcs++
}
+
fhd |= fcs << 6
dst = append(dst, fhd)
@@ -48,7 +68,9 @@
windowLog := (bits.Len32(f.WindowSize-1) - winLogMin) << 3
dst = append(dst, uint8(windowLog))
}
-
+ if f.DictID > 0 {
+ dst = append(dst, dictIDContent...)
+ }
switch fcs {
case 0:
if f.SingleSegment {