//go:build unix

package syscall

import _ "unsafe" // for linkname

// mmap should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - modernc.org/memory
//   - github.com/ncruces/go-sqlite3
//
// Do not remove or change the type signature.
// See go.dev/issue/67401.
//

// license that can be found in the LICENSE file.

//go:build aix || darwin || dragonfly || freebsd || openbsd || solaris || zos

package unix

var mapper = &mmapper{
	active: make(map[*byte][]byte),
	mmap:   mmap,
	munmap: munmap,

// license that can be found in the LICENSE file.

package counter

import (
	"bytes"
	"fmt"
	"strings"
	"unsafe"

	"golang.org/x/telemetry/internal/mmap"
)

type File struct {
	Meta  map[string]string
	Count map[string]uint64
}

func Parse(filename string, data []byte) (*File, error) {
	if !bytes.HasPrefix(data, []byte(hdrPrefix)) || len(data) < pageSize {
		if len(data) < pageSize {

golang.org/x/telemetry/counter/countertest
golang.org/x/telemetry/internal/config
golang.org/x/telemetry/internal/configstore
golang.org/x/telemetry/internal/counter
golang.org/x/telemetry/internal/crashmonitor
golang.org/x/telemetry/internal/mmap
golang.org/x/telemetry/internal/telemetry
golang.org/x/telemetry/internal/upload
# golang.org/x/term v0.20.0
## explicit; go 1.18
golang.org/x/term
# golang.org/x/text v0.16.0
## explicit; go 1.18

	// Notes:
	// - this version writes everything little-endian, which means
	//   a call is needed to encode every value (expensive)
	// - we may want to move to a model in which we just blast out
	//   all counters, or possibly mmap the file and do the write
	//   implicitly.
	ctrb := make([]byte, 4)
	wrval := func(val uint32) error {
		var buf []byte
		var towr int
		if cfw.cflavor == coverage.CtrRaw {

// Copyright 2023 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 file.

package abi

// Map constants common to several packages
// runtime/runtime-gdb.py:MapTypePrinter contains its own copy
const (
	// Maximum number of key/elem pairs a bucket can hold.
	MapBucketCountBits = 3 // log2 of number of elements in a bucket.
	MapBucketCount     = 1 << MapBucketCountBits

import (
	"reflect"

	"istio.io/istio/pkg/ptr"
)

// TypeMap provides a map that holds a map of Type -> Value. There can be only a single value per type.
// The value stored for a type must be of the same type as the key.
type TypeMap struct {
	inner map[reflect.Type]any
}

func NewTypeMap() TypeMap {
	return TypeMap{make(map[reflect.Type]any)}
}

func Set[T any](t TypeMap, v T) {

// entries of cmap for which a corresponding node exists in
// the AST specified by node.
func (cmap CommentMap) Filter(node Node) CommentMap {
	umap := make(CommentMap)
	Inspect(node, func(n Node) bool {
		if g := cmap[n]; len(g) > 0 {
			umap[n] = g
		}
		return true
	})
	return umap
}

// Comments returns the list of comment groups in the comment map.

	// and AST nodes.
	cmap := ast.NewCommentMap(fset, f, f.Comments)

	// Remove the first variable declaration from the list of declarations.
	for i, decl := range f.Decls {
		if gen, ok := decl.(*ast.GenDecl); ok && gen.Tok == token.VAR {
			copy(f.Decls[i:], f.Decls[i+1:])
			f.Decls = f.Decls[:len(f.Decls)-1]
			break
		}
	}

	// Use the comment map to filter comments that don't belong anymore

/*
Input to cgo.

GOARCH=amd64 go tool cgo -cdefs defs_dragonfly.go >defs_dragonfly_amd64.h
*/

package runtime

/*
#include <sys/user.h>
#include <sys/time.h>
#include <sys/event.h>
#include <sys/mman.h>
#include <sys/ucontext.h>
#include <sys/rtprio.h>
#include <sys/signal.h>
#include <sys/unistd.h>
#include <errno.h>
#include <signal.h>
*/
import "C"

const (
	EINTR     = C.EINTR