Update vendor (whatsapp)

vendor/modernc.org/memory/CONTRIBUTORS

@@ -8,3 +8,4 @@
 
 Jan Mercl <0xjnml@gmail.com>
 Steffen Butzer <steffen(dot)butzer@outlook.com>
+ZHU Zijia <piggynl@outlook.com>

vendor/modernc.org/memory/LICENSE-GO

@@ -0,0 +1,27 @@
+Copyright (c) 2009 The Go Authors. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   * Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+   * Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the following disclaimer
+in the documentation and/or other materials provided with the
+distribution.
+   * Neither the name of Google Inc. nor the names of its
+contributors may be used to endorse or promote products derived from
+this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

vendor/modernc.org/memory/Makefile

@@ -36,14 +36,23 @@ editor:
 	gofmt -l -s -w *.go
 	GOOS=darwin GOARCH=amd64 go build
 	GOOS=darwin GOARCH=arm64 go build
+	GOOS=freebsd GOARCH=386 go build
+	GOOS=freebsd GOARCH=amd64 go build
 	GOOS=linux GOARCH=386 go build
 	GOOS=linux GOARCH=amd64 go build
 	GOOS=linux GOARCH=arm go build
 	GOOS=linux GOARCH=arm64 go build
+	GOOS=linux GOARCH=mips go build
+	GOOS=linux GOARCH=mips64le go build
+	GOOS=linux GOARCH=mipsle go build
+	GOOS=linux GOARCH=riscv64 go build
 	GOOS=linux GOARCH=s390x go build
+	GOOS=netbsd GOARCH=386 go build
+	GOOS=netbsd GOARCH=amd64 go build
+	GOOS=openbsd GOARCH=386 go build
+	GOOS=openbsd GOARCH=amd64 go build
 	GOOS=windows GOARCH=386 go build
 	GOOS=windows GOARCH=amd64 go build
-	go test 2>&1 | tee log
 
 internalError:
 	egrep -ho '"internal error.*"' *.go | sort | cat -n

vendor/modernc.org/memory/counters.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build memory.counters
 // +build memory.counters
 
 package memory // import "modernc.org/memory"

vendor/modernc.org/memory/memory32.go

@@ -2,8 +2,9 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build 386 || arm || armbe || mips || mipsle || ppc || ppc64le || s390 || s390x || sparc
 // +build 386 arm armbe mips mipsle ppc ppc64le s390 s390x sparc
 
 package memory // import "modernc.org/memory"
 
-type rawmem [1<<31 - 1]byte
+type rawmem [1<<31 - 2]byte

vendor/modernc.org/memory/memory64.go

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build amd64 amd64p32 arm64 arm64be mips64 mips64le mips64p32 mips64p32le ppc64 sparc64
+//go:build amd64 || amd64p32 || arm64 || arm64be || mips64 || mips64le || mips64p32 || mips64p32le || ppc64 || sparc64 || riscv64
+// +build amd64 amd64p32 arm64 arm64be mips64 mips64le mips64p32 mips64p32le ppc64 sparc64 riscv64
 
 package memory // import "modernc.org/memory"
 

vendor/modernc.org/memory/mmap_fallback.go

@@ -0,0 +1,17 @@
+// Copyright 2017 The Memory Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+//go:build (darwin && (amd64 || arm64)) || (openbsd && (386 || amd64))
+
+package memory
+
+import (
+	_ "unsafe"
+)
+
+// Function syscall.mmap for darwin and openbsd calls internal/abi.FuncPCABI0,
+// which is implemented as a compile intrinsic so the code cannot be reused.
+// Using go:linkname directive to link mmapSyscall to syscall.mmap
+
+//go:linkname mmapSyscall syscall.mmap
+func mmapSyscall(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)

vendor/modernc.org/memory/mmap_freebsd_32.go

@@ -0,0 +1,21 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE-GO file.
+
+//go:build freebsd && 386
+
+package memory
+
+import (
+	"syscall"
+)
+
+// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/zsyscall_freebsd_386.go
+func mmapSyscall(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) {
+	r0, _, e1 := syscall.Syscall9(syscall.SYS_MMAP, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flag), uintptr(fd), uintptr(pos), uintptr(pos>>32), 0, 0)
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}

vendor/modernc.org/memory/mmap_freebsd_64.go

@@ -0,0 +1,21 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE-GO file.
+
+//go:build freebsd && amd64
+
+package memory
+
+import (
+	"syscall"
+)
+
+// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/zsyscall_freebsd_amd64.go;l=1337-1346
+func mmapSyscall(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) {
+	r0, _, e1 := syscall.Syscall6(syscall.SYS_MMAP, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flag), uintptr(fd), uintptr(pos))
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}

vendor/modernc.org/memory/mmap_linux_32.go

@@ -0,0 +1,33 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE-GO file.
+
+//go:build linux && (386 || arm || mips || mipsle)
+
+package memory
+
+import (
+	"syscall"
+)
+
+// Function syscall.mmap and syscall.mmap2 are same for linux/386, linux/arm,
+// linux/mips and linux/mipsle
+
+// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/syscall_linux_386.go;l=99-105
+func mmapSyscall(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
+	page := uintptr(offset / 4096)
+	if offset != int64(page)*4096 {
+		return 0, syscall.EINVAL
+	}
+	return mmap2Syscall(addr, length, prot, flags, fd, page)
+}
+
+// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/zsyscall_linux_386.go;l=1361-1370
+func mmap2Syscall(addr uintptr, length uintptr, prot int, flags int, fd int, pageOffset uintptr) (xaddr uintptr, err error) {
+	r0, _, e1 := syscall.Syscall6(syscall.SYS_MMAP2, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flags), uintptr(fd), uintptr(pageOffset))
+	xaddr = uintptr(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}

vendor/modernc.org/memory/mmap_linux_64.go

@@ -0,0 +1,24 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE-GO file.
+
+//go:build linux && (amd64 || arm64 || mips64 || mips64le || riscv64)
+
+package memory
+
+import (
+	"syscall"
+)
+
+// Function syscall.mmap is same for linux/amd64, linux/arm64, linux/mips64,
+// linux/mips64le and linux/riscv64.
+
+// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/zsyscall_linux_amd64.go;l=1575-1584
+func mmapSyscall(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
+	r0, _, e1 := syscall.Syscall6(syscall.SYS_MMAP, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flags), uintptr(fd), uintptr(offset))
+	xaddr = uintptr(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}

vendor/modernc.org/memory/mmap_linux_s390x.go

@@ -0,0 +1,23 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE-GO file.
+
+package memory
+
+import (
+	"syscall"
+	"unsafe"
+)
+
+// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/syscall_linux_s390x.go;l=105-115
+// Linux on s390x uses the old mmap interface, which requires arguments to be passed in a struct.
+// mmap2 also requires arguments to be passed in a struct; it is currently not exposed in <asm/unistd.h>.
+func mmapSyscall(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
+	mmap_args := [6]uintptr{addr, length, uintptr(prot), uintptr(flags), uintptr(fd), uintptr(offset)}
+	r0, _, e1 := syscall.Syscall(syscall.SYS_MMAP, uintptr(unsafe.Pointer(&mmap_args[0])), 0, 0)
+	xaddr = uintptr(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}

vendor/modernc.org/memory/mmap_netbsd_32.go

@@ -0,0 +1,21 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE-GO file.
+
+//go:build netbsd && 386
+
+package memory
+
+import (
+	"syscall"
+)
+
+// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/zsyscall_freebsd_386.go
+func mmapSyscall(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) {
+	r0, _, e1 := syscall.Syscall9(syscall.SYS_MMAP, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flag), uintptr(fd), 0, uintptr(pos), uintptr(pos>>32), 0)
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}

vendor/modernc.org/memory/mmap_netbsd_64.go

@@ -0,0 +1,21 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE-GO file.
+
+//go:build netbsd && amd64
+
+package memory
+
+import (
+	"syscall"
+)
+
+// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/zsyscall_netbsd_amd64.go;l=1190
+func mmapSyscall(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) {
+	r0, _, e1 := syscall.Syscall9(syscall.SYS_MMAP, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flag), uintptr(fd), 0, uintptr(pos), 0, 0)
+	ret = uintptr(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}

vendor/modernc.org/memory/mmap_unix.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE-MMAP-GO file.
 
+//go:build darwin || dragonfly || freebsd || linux || openbsd || solaris || netbsd
 // +build darwin dragonfly freebsd linux openbsd solaris netbsd
 
 // Modifications (c) 2017 The Memory Authors.
@@ -11,7 +12,6 @@ package memory // import "modernc.org/memory"
 import (
 	"os"
 	"syscall"
-	"unsafe"
 )
 
 const pageSizeLog = 20
@@ -33,13 +33,17 @@ func unmap(addr uintptr, size int) error {
 // pageSize aligned.
 func mmap(size int) (uintptr, int, error) {
 	size = roundup(size, osPageSize)
-	b, err := syscall.Mmap(-1, 0, size+pageSize, syscall.PROT_READ|syscall.PROT_WRITE, syscall.MAP_SHARED|syscall.MAP_ANON)
+	// The actual mmap syscall varies by architecture. mmapSyscall provides same
+	// functionality as the unexported funtion syscall.mmap and is declared in
+	// mmap_*_*.go and mmap_fallback.go. To add support for a new architecture,
+	// check function mmap in src/syscall/syscall_*_*.go or
+	// src/syscall/zsyscall_*_*.go in Go's source code.
+	p, err := mmapSyscall(0, uintptr(size+pageSize), syscall.PROT_READ|syscall.PROT_WRITE, syscall.MAP_PRIVATE|syscall.MAP_ANON, -1, 0)
 	if err != nil {
 		return 0, 0, err
 	}
 
-	n := len(b)
-	p := uintptr(unsafe.Pointer(&b[0]))
+	n := size + pageSize
 	if p&uintptr(osPageMask) != 0 {
 		panic("internal error")
 	}

vendor/modernc.org/memory/nocounters.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build !memory.counters
 // +build !memory.counters
 
 package memory // import "modernc.org/memory"

vendor/modernc.org/memory/trace_disabled.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build !memory.trace
 // +build !memory.trace
 
 package memory // import "modernc.org/memory"

vendor/modernc.org/memory/trace_enabled.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build memory.trace
 // +build memory.trace
 
 package memory // import "modernc.org/memory"