VOL-1985 Migrate voltha-simonu-adapter to go mod
Change-Id: I0dedc208a64e7478c4ef6adc0287430e7b7d6702
diff --git a/vendor/github.com/pierrec/lz4/.travis.yml b/vendor/github.com/pierrec/lz4/.travis.yml
index 658910d..b2c806d 100644
--- a/vendor/github.com/pierrec/lz4/.travis.yml
+++ b/vendor/github.com/pierrec/lz4/.travis.yml
@@ -1,13 +1,9 @@
language: go
-env:
- - GO111MODULE=off
- - GO111MODULE=on
-
go:
+ - 1.8.x
- 1.9.x
- 1.10.x
- - 1.11.x
- master
matrix:
@@ -20,5 +16,3 @@
script:
- go test -v -cpu=2
- go test -v -cpu=2 -race
- - go test -v -cpu=2 -tags noasm
- - go test -v -cpu=2 -race -tags noasm
diff --git a/vendor/github.com/pierrec/lz4/block.go b/vendor/github.com/pierrec/lz4/block.go
index d96e0e7..ef24f17 100644
--- a/vendor/github.com/pierrec/lz4/block.go
+++ b/vendor/github.com/pierrec/lz4/block.go
@@ -30,17 +30,75 @@
// The destination buffer must be sized appropriately.
//
// An error is returned if the source data is invalid or the destination buffer is too small.
-func UncompressBlock(src, dst []byte) (di int, err error) {
+func UncompressBlock(src, dst []byte) (si int, err error) {
+ defer func() {
+ // It is now faster to let the runtime panic and recover on out of bound slice access
+ // than checking indices as we go along.
+ if recover() != nil {
+ err = ErrInvalidSourceShortBuffer
+ }
+ }()
sn := len(src)
if sn == 0 {
return 0, nil
}
+ var di int
- di = decodeBlock(dst, src)
- if di < 0 {
- return 0, ErrInvalidSourceShortBuffer
+ for {
+ // Literals and match lengths (token).
+ b := int(src[si])
+ si++
+
+ // Literals.
+ if lLen := b >> 4; lLen > 0 {
+ if lLen == 0xF {
+ for src[si] == 0xFF {
+ lLen += 0xFF
+ si++
+ }
+ lLen += int(src[si])
+ si++
+ }
+ i := si
+ si += lLen
+ di += copy(dst[di:], src[i:si])
+
+ if si >= sn {
+ return di, nil
+ }
+ }
+
+ si++
+ _ = src[si] // Bound check elimination.
+ offset := int(src[si-1]) | int(src[si])<<8
+ si++
+
+ // Match.
+ mLen := b & 0xF
+ if mLen == 0xF {
+ for src[si] == 0xFF {
+ mLen += 0xFF
+ si++
+ }
+ mLen += int(src[si])
+ si++
+ }
+ mLen += minMatch
+
+ // Copy the match.
+ i := di - offset
+ if offset > 0 && mLen >= offset {
+ // Efficiently copy the match dst[di-offset:di] into the dst slice.
+ bytesToCopy := offset * (mLen / offset)
+ expanded := dst[i:]
+ for n := offset; n <= bytesToCopy+offset; n *= 2 {
+ copy(expanded[n:], expanded[:n])
+ }
+ di += bytesToCopy
+ mLen -= bytesToCopy
+ }
+ di += copy(dst[di:], dst[i:i+mLen])
}
- return di, nil
}
// CompressBlock compresses the source buffer into the destination one.
@@ -128,7 +186,7 @@
di++
// Literals.
- copy(dst[di:di+lLen], src[anchor:anchor+lLen])
+ copy(dst[di:], src[anchor:anchor+lLen])
di += lLen + 2
anchor = si
@@ -172,7 +230,7 @@
// Incompressible.
return 0, nil
}
- di += copy(dst[di:di+len(src)-anchor], src[anchor:])
+ di += copy(dst[di:], src[anchor:])
return di, nil
}
@@ -228,7 +286,7 @@
for ml < sn-si && src[next+ml] == src[si+ml] {
ml++
}
- if ml < minMatch || ml <= mLen {
+ if ml+1 < minMatch || ml <= mLen {
// Match too small (<minMath) or smaller than the current match.
continue
}
@@ -289,7 +347,7 @@
di++
// Literals.
- copy(dst[di:di+lLen], src[anchor:anchor+lLen])
+ copy(dst[di:], src[anchor:anchor+lLen])
di += lLen
anchor = si
@@ -334,6 +392,6 @@
// Incompressible.
return 0, nil
}
- di += copy(dst[di:di+len(src)-anchor], src[anchor:])
+ di += copy(dst[di:], src[anchor:])
return di, nil
}
diff --git a/vendor/github.com/pierrec/lz4/decode_amd64.go b/vendor/github.com/pierrec/lz4/decode_amd64.go
deleted file mode 100644
index 43cc14f..0000000
--- a/vendor/github.com/pierrec/lz4/decode_amd64.go
+++ /dev/null
@@ -1,8 +0,0 @@
-// +build !appengine
-// +build gc
-// +build !noasm
-
-package lz4
-
-//go:noescape
-func decodeBlock(dst, src []byte) int
diff --git a/vendor/github.com/pierrec/lz4/decode_amd64.s b/vendor/github.com/pierrec/lz4/decode_amd64.s
deleted file mode 100644
index 20fef39..0000000
--- a/vendor/github.com/pierrec/lz4/decode_amd64.s
+++ /dev/null
@@ -1,375 +0,0 @@
-// +build !appengine
-// +build gc
-// +build !noasm
-
-#include "textflag.h"
-
-// AX scratch
-// BX scratch
-// CX scratch
-// DX token
-//
-// DI &dst
-// SI &src
-// R8 &dst + len(dst)
-// R9 &src + len(src)
-// R11 &dst
-// R12 short output end
-// R13 short input end
-// func decodeBlock(dst, src []byte) int
-// using 50 bytes of stack currently
-TEXT ·decodeBlock(SB), NOSPLIT, $64-56
- MOVQ dst_base+0(FP), DI
- MOVQ DI, R11
- MOVQ dst_len+8(FP), R8
- ADDQ DI, R8
-
- MOVQ src_base+24(FP), SI
- MOVQ src_len+32(FP), R9
- ADDQ SI, R9
-
- // shortcut ends
- // short output end
- MOVQ R8, R12
- SUBQ $32, R12
- // short input end
- MOVQ R9, R13
- SUBQ $16, R13
-
-loop:
- // for si < len(src)
- CMPQ SI, R9
- JGE end
-
- // token := uint32(src[si])
- MOVBQZX (SI), DX
- INCQ SI
-
- // lit_len = token >> 4
- // if lit_len > 0
- // CX = lit_len
- MOVQ DX, CX
- SHRQ $4, CX
-
- // if lit_len != 0xF
- CMPQ CX, $0xF
- JEQ lit_len_loop_pre
- CMPQ DI, R12
- JGE lit_len_loop_pre
- CMPQ SI, R13
- JGE lit_len_loop_pre
-
- // copy shortcut
-
- // A two-stage shortcut for the most common case:
- // 1) If the literal length is 0..14, and there is enough space,
- // enter the shortcut and copy 16 bytes on behalf of the literals
- // (in the fast mode, only 8 bytes can be safely copied this way).
- // 2) Further if the match length is 4..18, copy 18 bytes in a similar
- // manner; but we ensure that there's enough space in the output for
- // those 18 bytes earlier, upon entering the shortcut (in other words,
- // there is a combined check for both stages).
-
- // copy literal
- MOVOU (SI), X0
- MOVOU X0, (DI)
- ADDQ CX, DI
- ADDQ CX, SI
-
- MOVQ DX, CX
- ANDQ $0xF, CX
-
- // The second stage: prepare for match copying, decode full info.
- // If it doesn't work out, the info won't be wasted.
- // offset := uint16(data[:2])
- MOVWQZX (SI), DX
- ADDQ $2, SI
-
- MOVQ DI, AX
- SUBQ DX, AX
- CMPQ AX, DI
- JGT err_short_buf
-
- // if we can't do the second stage then jump straight to read the
- // match length, we already have the offset.
- CMPQ CX, $0xF
- JEQ match_len_loop_pre
- CMPQ DX, $8
- JLT match_len_loop_pre
- CMPQ AX, R11
- JLT err_short_buf
-
- // memcpy(op + 0, match + 0, 8);
- MOVQ (AX), BX
- MOVQ BX, (DI)
- // memcpy(op + 8, match + 8, 8);
- MOVQ 8(AX), BX
- MOVQ BX, 8(DI)
- // memcpy(op +16, match +16, 2);
- MOVW 16(AX), BX
- MOVW BX, 16(DI)
-
- ADDQ $4, DI // minmatch
- ADDQ CX, DI
-
- // shortcut complete, load next token
- JMP loop
-
-lit_len_loop_pre:
- // if lit_len > 0
- CMPQ CX, $0
- JEQ offset
- CMPQ CX, $0xF
- JNE copy_literal
-
-lit_len_loop:
- // for src[si] == 0xFF
- CMPB (SI), $0xFF
- JNE lit_len_finalise
-
- // bounds check src[si+1]
- MOVQ SI, AX
- ADDQ $1, AX
- CMPQ AX, R9
- JGT err_short_buf
-
- // lit_len += 0xFF
- ADDQ $0xFF, CX
- INCQ SI
- JMP lit_len_loop
-
-lit_len_finalise:
- // lit_len += int(src[si])
- // si++
- MOVBQZX (SI), AX
- ADDQ AX, CX
- INCQ SI
-
-copy_literal:
- // bounds check src and dst
- MOVQ SI, AX
- ADDQ CX, AX
- CMPQ AX, R9
- JGT err_short_buf
-
- MOVQ DI, AX
- ADDQ CX, AX
- CMPQ AX, R8
- JGT err_short_buf
-
- // whats a good cut off to call memmove?
- CMPQ CX, $16
- JGT memmove_lit
-
- // if len(dst[di:]) < 16
- MOVQ R8, AX
- SUBQ DI, AX
- CMPQ AX, $16
- JLT memmove_lit
-
- // if len(src[si:]) < 16
- MOVQ R9, AX
- SUBQ SI, AX
- CMPQ AX, $16
- JLT memmove_lit
-
- MOVOU (SI), X0
- MOVOU X0, (DI)
-
- JMP finish_lit_copy
-
-memmove_lit:
- // memmove(to, from, len)
- MOVQ DI, 0(SP)
- MOVQ SI, 8(SP)
- MOVQ CX, 16(SP)
- // spill
- MOVQ DI, 24(SP)
- MOVQ SI, 32(SP)
- MOVQ CX, 40(SP) // need len to inc SI, DI after
- MOVB DX, 48(SP)
- CALL runtime·memmove(SB)
-
- // restore registers
- MOVQ 24(SP), DI
- MOVQ 32(SP), SI
- MOVQ 40(SP), CX
- MOVB 48(SP), DX
-
- // recalc initial values
- MOVQ dst_base+0(FP), R8
- MOVQ R8, R11
- ADDQ dst_len+8(FP), R8
- MOVQ src_base+24(FP), R9
- ADDQ src_len+32(FP), R9
- MOVQ R8, R12
- SUBQ $32, R12
- MOVQ R9, R13
- SUBQ $16, R13
-
-finish_lit_copy:
- ADDQ CX, SI
- ADDQ CX, DI
-
- CMPQ SI, R9
- JGE end
-
-offset:
- // CX := mLen
- // free up DX to use for offset
- MOVQ DX, CX
-
- MOVQ SI, AX
- ADDQ $2, AX
- CMPQ AX, R9
- JGT err_short_buf
-
- // offset
- // DX := int(src[si]) | int(src[si+1])<<8
- MOVWQZX (SI), DX
- ADDQ $2, SI
-
- // 0 offset is invalid
- CMPQ DX, $0
- JEQ err_corrupt
-
- ANDB $0xF, CX
-
-match_len_loop_pre:
- // if mlen != 0xF
- CMPB CX, $0xF
- JNE copy_match
-
-match_len_loop:
- // for src[si] == 0xFF
- // lit_len += 0xFF
- CMPB (SI), $0xFF
- JNE match_len_finalise
-
- // bounds check src[si+1]
- MOVQ SI, AX
- ADDQ $1, AX
- CMPQ AX, R9
- JGT err_short_buf
-
- ADDQ $0xFF, CX
- INCQ SI
- JMP match_len_loop
-
-match_len_finalise:
- // lit_len += int(src[si])
- // si++
- MOVBQZX (SI), AX
- ADDQ AX, CX
- INCQ SI
-
-copy_match:
- // mLen += minMatch
- ADDQ $4, CX
-
- // check we have match_len bytes left in dst
- // di+match_len < len(dst)
- MOVQ DI, AX
- ADDQ CX, AX
- CMPQ AX, R8
- JGT err_short_buf
-
- // DX = offset
- // CX = match_len
- // BX = &dst + (di - offset)
- MOVQ DI, BX
- SUBQ DX, BX
-
- // check BX is within dst
- // if BX < &dst
- CMPQ BX, R11
- JLT err_short_buf
-
- // if offset + match_len < di
- MOVQ BX, AX
- ADDQ CX, AX
- CMPQ DI, AX
- JGT copy_interior_match
-
- // AX := len(dst[:di])
- // MOVQ DI, AX
- // SUBQ R11, AX
-
- // copy 16 bytes at a time
- // if di-offset < 16 copy 16-(di-offset) bytes to di
- // then do the remaining
-
-copy_match_loop:
- // for match_len >= 0
- // dst[di] = dst[i]
- // di++
- // i++
- MOVB (BX), AX
- MOVB AX, (DI)
- INCQ DI
- INCQ BX
- DECQ CX
-
- CMPQ CX, $0
- JGT copy_match_loop
-
- JMP loop
-
-copy_interior_match:
- CMPQ CX, $16
- JGT memmove_match
-
- // if len(dst[di:]) < 16
- MOVQ R8, AX
- SUBQ DI, AX
- CMPQ AX, $16
- JLT memmove_match
-
- MOVOU (BX), X0
- MOVOU X0, (DI)
-
- ADDQ CX, DI
- JMP loop
-
-memmove_match:
- // memmove(to, from, len)
- MOVQ DI, 0(SP)
- MOVQ BX, 8(SP)
- MOVQ CX, 16(SP)
- // spill
- MOVQ DI, 24(SP)
- MOVQ SI, 32(SP)
- MOVQ CX, 40(SP) // need len to inc SI, DI after
- CALL runtime·memmove(SB)
-
- // restore registers
- MOVQ 24(SP), DI
- MOVQ 32(SP), SI
- MOVQ 40(SP), CX
-
- // recalc initial values
- MOVQ dst_base+0(FP), R8
- MOVQ R8, R11 // TODO: make these sensible numbers
- ADDQ dst_len+8(FP), R8
- MOVQ src_base+24(FP), R9
- ADDQ src_len+32(FP), R9
- MOVQ R8, R12
- SUBQ $32, R12
- MOVQ R9, R13
- SUBQ $16, R13
-
- ADDQ CX, DI
- JMP loop
-
-err_corrupt:
- MOVQ $-1, ret+48(FP)
- RET
-
-err_short_buf:
- MOVQ $-2, ret+48(FP)
- RET
-
-end:
- SUBQ R11, DI
- MOVQ DI, ret+48(FP)
- RET
diff --git a/vendor/github.com/pierrec/lz4/decode_other.go b/vendor/github.com/pierrec/lz4/decode_other.go
deleted file mode 100644
index b83a19a..0000000
--- a/vendor/github.com/pierrec/lz4/decode_other.go
+++ /dev/null
@@ -1,95 +0,0 @@
-// +build !amd64 appengine !gc noasm
-
-package lz4
-
-func decodeBlock(dst, src []byte) (ret int) {
- defer func() {
- // It is now faster to let the runtime panic and recover on out of bound slice access
- // than checking indices as we go along.
- if recover() != nil {
- ret = -2
- }
- }()
-
- var si, di int
- for {
- // Literals and match lengths (token).
- b := int(src[si])
- si++
-
- // Literals.
- if lLen := b >> 4; lLen > 0 {
- switch {
- case lLen < 0xF && di+18 < len(dst) && si+16 < len(src):
- // Shortcut 1
- // if we have enough room in src and dst, and the literals length
- // is small enough (0..14) then copy all 16 bytes, even if not all
- // are part of the literals.
- copy(dst[di:], src[si:si+16])
- si += lLen
- di += lLen
- if mLen := b & 0xF; mLen < 0xF {
- // Shortcut 2
- // if the match length (4..18) fits within the literals, then copy
- // all 18 bytes, even if not all are part of the literals.
- mLen += 4
- if offset := int(src[si]) | int(src[si+1])<<8; mLen <= offset {
- i := di - offset
- copy(dst[di:], dst[i:i+18])
- si += 2
- di += mLen
- continue
- }
- }
- case lLen == 0xF:
- for src[si] == 0xFF {
- lLen += 0xFF
- si++
- }
- lLen += int(src[si])
- si++
- fallthrough
- default:
- copy(dst[di:di+lLen], src[si:si+lLen])
- si += lLen
- di += lLen
- }
- }
- if si >= len(src) {
- return di
- }
-
- offset := int(src[si]) | int(src[si+1])<<8
- if offset == 0 {
- return -2
- }
- si += 2
-
- // Match.
- mLen := b & 0xF
- if mLen == 0xF {
- for src[si] == 0xFF {
- mLen += 0xFF
- si++
- }
- mLen += int(src[si])
- si++
- }
- mLen += minMatch
-
- // Copy the match.
- expanded := dst[di-offset:]
- if mLen > offset {
- // Efficiently copy the match dst[di-offset:di] into the dst slice.
- bytesToCopy := offset * (mLen / offset)
- for n := offset; n <= bytesToCopy+offset; n *= 2 {
- copy(expanded[n:], expanded[:n])
- }
- di += bytesToCopy
- mLen -= bytesToCopy
- }
- di += copy(dst[di:di+mLen], expanded[:mLen])
- }
-
- return di
-}
diff --git a/vendor/github.com/pierrec/lz4/go.mod b/vendor/github.com/pierrec/lz4/go.mod
deleted file mode 100644
index f9f570a..0000000
--- a/vendor/github.com/pierrec/lz4/go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module github.com/pierrec/lz4
-
-require github.com/pkg/profile v1.2.1
diff --git a/vendor/github.com/pierrec/lz4/go.sum b/vendor/github.com/pierrec/lz4/go.sum
deleted file mode 100644
index 6ca7598..0000000
--- a/vendor/github.com/pierrec/lz4/go.sum
+++ /dev/null
@@ -1,2 +0,0 @@
-github.com/pkg/profile v1.2.1 h1:F++O52m40owAmADcojzM+9gyjmMOY/T4oYJkgFDH8RE=
-github.com/pkg/profile v1.2.1/go.mod h1:hJw3o1OdXxsrSjjVksARp5W95eeEaEfptyVZyv6JUPA=