summaryrefslogtreecommitdiffstats
path: root/vendor/github.com/klauspost/compress
diff options
context:
space:
mode:
authordependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>2022-02-07 20:30:09 +0100
committerGitHub <noreply@github.com>2022-02-07 20:30:09 +0100
commitdd3fb32ec7a400bd0c37c26cdcf1f2abcd523f3d (patch)
tree905bdda62cd2fd41cd82578b54fc56b8b944341d /vendor/github.com/klauspost/compress
parent2a3f475ff5abb510e9abe1af31a5a83b2066d86f (diff)
downloadmatterbridge-msglm-dd3fb32ec7a400bd0c37c26cdcf1f2abcd523f3d.tar.gz
matterbridge-msglm-dd3fb32ec7a400bd0c37c26cdcf1f2abcd523f3d.tar.bz2
matterbridge-msglm-dd3fb32ec7a400bd0c37c26cdcf1f2abcd523f3d.zip
Bump github.com/SevereCloud/vksdk/v2 from 2.13.0 to 2.13.1 (#1730)
Bumps [github.com/SevereCloud/vksdk/v2](https://github.com/SevereCloud/vksdk) from 2.13.0 to 2.13.1. - [Release notes](https://github.com/SevereCloud/vksdk/releases) - [Commits](https://github.com/SevereCloud/vksdk/compare/v2.13.0...v2.13.1) --- updated-dependencies: - dependency-name: github.com/SevereCloud/vksdk/v2 dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Diffstat (limited to 'vendor/github.com/klauspost/compress')
-rw-r--r--vendor/github.com/klauspost/compress/s2/README.md6
-rw-r--r--vendor/github.com/klauspost/compress/zstd/blockdec.go24
-rw-r--r--vendor/github.com/klauspost/compress/zstd/decodeheader.go84
-rw-r--r--vendor/github.com/klauspost/compress/zstd/encoder_options.go10
-rw-r--r--vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_amd64.s1
-rw-r--r--vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_arm64.s81
-rw-r--r--vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_asm.go3
-rw-r--r--vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_other.go4
8 files changed, 116 insertions, 97 deletions
diff --git a/vendor/github.com/klauspost/compress/s2/README.md b/vendor/github.com/klauspost/compress/s2/README.md
index e6716aea..11979345 100644
--- a/vendor/github.com/klauspost/compress/s2/README.md
+++ b/vendor/github.com/klauspost/compress/s2/README.md
@@ -704,7 +704,7 @@ To automatically add an index to a stream, add `WriterAddIndex()` option to your
Then the index will be added to the stream when `Close()` is called.
```
- // Add Index to stream...
+ // Add Index to stream...
enc := s2.NewWriter(w, s2.WriterAddIndex())
io.Copy(enc, r)
enc.Close()
@@ -714,7 +714,7 @@ If you want to store the index separately, you can use `CloseIndex()` instead of
This will return the index. Note that `CloseIndex()` should only be called once, and you shouldn't call `Close()`.
```
- // Get index for separate storage...
+ // Get index for separate storage...
enc := s2.NewWriter(w)
io.Copy(enc, r)
index, err := enc.CloseIndex()
@@ -894,7 +894,7 @@ for each entry {
}
// Compressed uses previous and our estimate.
- entry[entryNum].CompressedOffset = entry[entryNum-1].CompressedOffset + CompressGuess
+ entry[entryNum].CompressedOffset = entry[entryNum-1].CompressedOffset + CompressGuess + cOff
// Adjust compressed offset for next loop, integer truncating division must be used.
CompressGuess += cOff/2
diff --git a/vendor/github.com/klauspost/compress/zstd/blockdec.go b/vendor/github.com/klauspost/compress/zstd/blockdec.go
index 8a98c456..dc587b2c 100644
--- a/vendor/github.com/klauspost/compress/zstd/blockdec.go
+++ b/vendor/github.com/klauspost/compress/zstd/blockdec.go
@@ -76,12 +76,11 @@ type blockDec struct {
// Window size of the block.
WindowSize uint64
- history chan *history
- input chan struct{}
- result chan decodeOutput
- sequenceBuf []seq
- err error
- decWG sync.WaitGroup
+ history chan *history
+ input chan struct{}
+ result chan decodeOutput
+ err error
+ decWG sync.WaitGroup
// Frame to use for singlethreaded decoding.
// Should not be used by the decoder itself since parent may be another frame.
@@ -512,18 +511,7 @@ func (b *blockDec) decodeCompressed(hist *history) error {
nSeqs = 0x7f00 + int(in[1]) + (int(in[2]) << 8)
in = in[3:]
}
- // Allocate sequences
- if cap(b.sequenceBuf) < nSeqs {
- if b.lowMem {
- b.sequenceBuf = make([]seq, nSeqs)
- } else {
- // Allocate max
- b.sequenceBuf = make([]seq, nSeqs, maxSequences)
- }
- } else {
- // Reuse buffer
- b.sequenceBuf = b.sequenceBuf[:nSeqs]
- }
+
var seqs = &sequenceDecs{}
if nSeqs > 0 {
if len(in) < 1 {
diff --git a/vendor/github.com/klauspost/compress/zstd/decodeheader.go b/vendor/github.com/klauspost/compress/zstd/decodeheader.go
index 69736e8d..5022e71c 100644
--- a/vendor/github.com/klauspost/compress/zstd/decodeheader.go
+++ b/vendor/github.com/klauspost/compress/zstd/decodeheader.go
@@ -5,6 +5,7 @@ package zstd
import (
"bytes"
+ "encoding/binary"
"errors"
"io"
)
@@ -15,18 +16,50 @@ const HeaderMaxSize = 14 + 3
// Header contains information about the first frame and block within that.
type Header struct {
- // Window Size the window of data to keep while decoding.
- // Will only be set if HasFCS is false.
- WindowSize uint64
+ // SingleSegment specifies whether the data is to be decompressed into a
+ // single contiguous memory segment.
+ // It implies that WindowSize is invalid and that FrameContentSize is valid.
+ SingleSegment bool
- // Frame content size.
- // Expected size of the entire frame.
- FrameContentSize uint64
+ // WindowSize is the window of data to keep while decoding.
+ // Will only be set if SingleSegment is false.
+ WindowSize uint64
// Dictionary ID.
// If 0, no dictionary.
DictionaryID uint32
+ // HasFCS specifies whether FrameContentSize has a valid value.
+ HasFCS bool
+
+ // FrameContentSize is the expected uncompressed size of the entire frame.
+ FrameContentSize uint64
+
+ // Skippable will be true if the frame is meant to be skipped.
+ // This implies that FirstBlock.OK is false.
+ Skippable bool
+
+ // SkippableID is the user-specific ID for the skippable frame.
+ // Valid values are between 0 to 15, inclusive.
+ SkippableID int
+
+ // SkippableSize is the length of the user data to skip following
+ // the header.
+ SkippableSize uint32
+
+ // HeaderSize is the raw size of the frame header.
+ //
+ // For normal frames, it includes the size of the magic number and
+ // the size of the header (per section 3.1.1.1).
+ // It does not include the size for any data blocks (section 3.1.1.2) nor
+ // the size for the trailing content checksum.
+ //
+ // For skippable frames, this counts the size of the magic number
+ // along with the size of the size field of the payload.
+ // It does not include the size of the skippable payload itself.
+ // The total frame size is the HeaderSize plus the SkippableSize.
+ HeaderSize int
+
// First block information.
FirstBlock struct {
// OK will be set if first block could be decoded.
@@ -51,17 +84,9 @@ type Header struct {
CompressedSize int
}
- // Skippable will be true if the frame is meant to be skipped.
- // No other information will be populated.
- Skippable bool
-
// If set there is a checksum present for the block content.
+ // The checksum field at the end is always 4 bytes long.
HasCheckSum bool
-
- // If this is true FrameContentSize will have a valid value
- HasFCS bool
-
- SingleSegment bool
}
// Decode the header from the beginning of the stream.
@@ -71,39 +96,46 @@ type Header struct {
// If there isn't enough input, io.ErrUnexpectedEOF is returned.
// The FirstBlock.OK will indicate if enough information was available to decode the first block header.
func (h *Header) Decode(in []byte) error {
+ *h = Header{}
if len(in) < 4 {
return io.ErrUnexpectedEOF
}
+ h.HeaderSize += 4
b, in := in[:4], in[4:]
if !bytes.Equal(b, frameMagic) {
if !bytes.Equal(b[1:4], skippableFrameMagic) || b[0]&0xf0 != 0x50 {
return ErrMagicMismatch
}
- *h = Header{Skippable: true}
+ if len(in) < 4 {
+ return io.ErrUnexpectedEOF
+ }
+ h.HeaderSize += 4
+ h.Skippable = true
+ h.SkippableID = int(b[0] & 0xf)
+ h.SkippableSize = binary.LittleEndian.Uint32(in)
return nil
}
+
+ // Read Window_Descriptor
+ // https://github.com/facebook/zstd/blob/dev/doc/zstd_compression_format.md#window_descriptor
if len(in) < 1 {
return io.ErrUnexpectedEOF
}
-
- // Clear output
- *h = Header{}
fhd, in := in[0], in[1:]
+ h.HeaderSize++
h.SingleSegment = fhd&(1<<5) != 0
h.HasCheckSum = fhd&(1<<2) != 0
-
if fhd&(1<<3) != 0 {
return errors.New("reserved bit set on frame header")
}
- // Read Window_Descriptor
- // https://github.com/facebook/zstd/blob/dev/doc/zstd_compression_format.md#window_descriptor
if !h.SingleSegment {
if len(in) < 1 {
return io.ErrUnexpectedEOF
}
var wd byte
wd, in = in[0], in[1:]
+ h.HeaderSize++
windowLog := 10 + (wd >> 3)
windowBase := uint64(1) << windowLog
windowAdd := (windowBase / 8) * uint64(wd&0x7)
@@ -120,9 +152,7 @@ func (h *Header) Decode(in []byte) error {
return io.ErrUnexpectedEOF
}
b, in = in[:size], in[size:]
- if b == nil {
- return io.ErrUnexpectedEOF
- }
+ h.HeaderSize += int(size)
switch size {
case 1:
h.DictionaryID = uint32(b[0])
@@ -152,9 +182,7 @@ func (h *Header) Decode(in []byte) error {
return io.ErrUnexpectedEOF
}
b, in = in[:fcsSize], in[fcsSize:]
- if b == nil {
- return io.ErrUnexpectedEOF
- }
+ h.HeaderSize += int(fcsSize)
switch fcsSize {
case 1:
h.FrameContentSize = uint64(b[0])
diff --git a/vendor/github.com/klauspost/compress/zstd/encoder_options.go b/vendor/github.com/klauspost/compress/zstd/encoder_options.go
index 7d29e1d6..5f2e1d02 100644
--- a/vendor/github.com/klauspost/compress/zstd/encoder_options.go
+++ b/vendor/github.com/klauspost/compress/zstd/encoder_options.go
@@ -24,6 +24,7 @@ type encoderOptions struct {
allLitEntropy bool
customWindow bool
customALEntropy bool
+ customBlockSize bool
lowMem bool
dict *dict
}
@@ -33,7 +34,7 @@ func (o *encoderOptions) setDefault() {
concurrent: runtime.GOMAXPROCS(0),
crc: true,
single: nil,
- blockSize: 1 << 16,
+ blockSize: maxCompressedBlockSize,
windowSize: 8 << 20,
level: SpeedDefault,
allLitEntropy: true,
@@ -106,6 +107,7 @@ func WithWindowSize(n int) EOption {
o.customWindow = true
if o.blockSize > o.windowSize {
o.blockSize = o.windowSize
+ o.customBlockSize = true
}
return nil
}
@@ -188,10 +190,9 @@ func EncoderLevelFromZstd(level int) EncoderLevel {
return SpeedDefault
case level >= 6 && level < 10:
return SpeedBetterCompression
- case level >= 10:
+ default:
return SpeedBestCompression
}
- return SpeedDefault
}
// String provides a string representation of the compression level.
@@ -222,6 +223,9 @@ func WithEncoderLevel(l EncoderLevel) EOption {
switch o.level {
case SpeedFastest:
o.windowSize = 4 << 20
+ if !o.customBlockSize {
+ o.blockSize = 1 << 16
+ }
case SpeedDefault:
o.windowSize = 8 << 20
case SpeedBetterCompression:
diff --git a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_amd64.s b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_amd64.s
index be8db5bf..cea17856 100644
--- a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_amd64.s
+++ b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_amd64.s
@@ -1,6 +1,7 @@
// +build !appengine
// +build gc
// +build !purego
+// +build !noasm
#include "textflag.h"
diff --git a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_arm64.s b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_arm64.s
index 66260958..4d64a17d 100644
--- a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_arm64.s
+++ b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_arm64.s
@@ -1,13 +1,13 @@
-// +build gc,!purego
+// +build gc,!purego,!noasm
#include "textflag.h"
// Register allocation.
#define digest R1
-#define h R2 // Return value.
-#define p R3 // Input pointer.
+#define h R2 // Return value.
+#define p R3 // Input pointer.
#define len R4
-#define nblocks R5 // len / 32.
+#define nblocks R5 // len / 32.
#define prime1 R7
#define prime2 R8
#define prime3 R9
@@ -22,50 +22,48 @@
#define x3 R22
#define x4 R23
-#define round(acc, x) \
- MADD prime2, acc, x, acc \
- ROR $64-31, acc \
- MUL prime1, acc \
+#define round(acc, x) \
+ MADD prime2, acc, x, acc \
+ ROR $64-31, acc \
+ MUL prime1, acc \
// x = round(0, x).
-#define round0(x) \
- MUL prime2, x \
- ROR $64-31, x \
- MUL prime1, x \
+#define round0(x) \
+ MUL prime2, x \
+ ROR $64-31, x \
+ MUL prime1, x \
-#define mergeRound(x) \
- round0(x) \
- EOR x, h \
- MADD h, prime4, prime1, h \
+#define mergeRound(x) \
+ round0(x) \
+ EOR x, h \
+ MADD h, prime4, prime1, h \
// Update v[1-4] with 32-byte blocks. Assumes len >= 32.
-#define blocksLoop() \
- LSR $5, len, nblocks \
- PCALIGN $16 \
-loop: \
- LDP.P 32(p), (x1, x2) \
- round(v1, x1) \
- LDP -16(p), (x3, x4) \
- round(v2, x2) \
- SUB $1, nblocks \
- round(v3, x3) \
- round(v4, x4) \
- CBNZ nblocks, loop \
-
+#define blocksLoop() \
+ LSR $5, len, nblocks \
+ PCALIGN $16 \
+ loop: \
+ LDP.P 32(p), (x1, x2) \
+ round(v1, x1) \
+ LDP -16(p), (x3, x4) \
+ round(v2, x2) \
+ SUB $1, nblocks \
+ round(v3, x3) \
+ round(v4, x4) \
+ CBNZ nblocks, loop \
// The primes are repeated here to ensure that they're stored
// in a contiguous array, so we can load them with LDP.
-DATA primes<> +0(SB)/8, $11400714785074694791
-DATA primes<> +8(SB)/8, $14029467366897019727
-DATA primes<>+16(SB)/8, $1609587929392839161
-DATA primes<>+24(SB)/8, $9650029242287828579
-DATA primes<>+32(SB)/8, $2870177450012600261
+DATA primes<> +0(SB)/8, $11400714785074694791
+DATA primes<> +8(SB)/8, $14029467366897019727
+DATA primes<>+16(SB)/8, $1609587929392839161
+DATA primes<>+24(SB)/8, $9650029242287828579
+DATA primes<>+32(SB)/8, $2870177450012600261
GLOBL primes<>(SB), NOPTR+RODATA, $40
-
// func Sum64(b []byte) uint64
TEXT ·Sum64(SB), NOFRAME+NOSPLIT, $0-32
- LDP b_base+0(FP), (p, len)
+ LDP b_base+0(FP), (p, len)
LDP primes<> +0(SB), (prime1, prime2)
LDP primes<>+16(SB), (prime3, prime4)
@@ -156,24 +154,23 @@ try1:
end:
EOR h >> 33, h
- MUL prime2, h
+ MUL prime2, h
EOR h >> 29, h
- MUL prime3, h
+ MUL prime3, h
EOR h >> 32, h
MOVD h, ret+24(FP)
RET
-
// func writeBlocks(d *Digest, b []byte) int
//
// Assumes len(b) >= 32.
TEXT ·writeBlocks(SB), NOFRAME+NOSPLIT, $0-40
- LDP primes<>(SB), (prime1, prime2)
+ LDP primes<>(SB), (prime1, prime2)
// Load state. Assume v[1-4] are stored contiguously.
MOVD d+0(FP), digest
- LDP 0(digest), (v1, v2)
+ LDP 0(digest), (v1, v2)
LDP 16(digest), (v3, v4)
LDP b_base+8(FP), (p, len)
@@ -181,7 +178,7 @@ TEXT ·writeBlocks(SB), NOFRAME+NOSPLIT, $0-40
blocksLoop()
// Store updated state.
- STP (v1, v2), 0(digest)
+ STP (v1, v2), 0(digest)
STP (v3, v4), 16(digest)
BIC $31, len
diff --git a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_asm.go b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_asm.go
index 9216e0a4..1a1fac9c 100644
--- a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_asm.go
+++ b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_asm.go
@@ -1,8 +1,9 @@
-//go:build (amd64 || arm64) && !appengine && gc && !purego
+//go:build (amd64 || arm64) && !appengine && gc && !purego && !noasm
// +build amd64 arm64
// +build !appengine
// +build gc
// +build !purego
+// +build !noasm
package xxhash
diff --git a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_other.go b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_other.go
index 2deb1ca7..209cb4a9 100644
--- a/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_other.go
+++ b/vendor/github.com/klauspost/compress/zstd/internal/xxhash/xxhash_other.go
@@ -1,5 +1,5 @@
-//go:build (!amd64 && !arm64) || appengine || !gc || purego
-// +build !amd64,!arm64 appengine !gc purego
+//go:build (!amd64 && !arm64) || appengine || !gc || purego || noasm
+// +build !amd64,!arm64 appengine !gc purego noasm
package xxhash