// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build goexperiment.arenas

/*
The arena package provides the ability to allocate memory for a collection
of Go values and free that space manually all at once, safely. The purpose
of this functionality is to improve efficiency: manually freeing memory

#include <stdio.h>
#include <stdlib.h>

/* Test calling panic from C.  This is what SWIG does.  */

extern void crosscall2(void (*fn)(void *, int), void *, int);
extern void _cgo_panic(void *, int);
extern void _cgo_allocate(void *, int);

void
callPanic(void)
{
	struct { const char *p; } a;
	a.p = "panic from C";
	crosscall2(_cgo_panic, &a, sizeof a);
	*(int*)1 = 1;

pkg syscall (netbsd-386), const MAP_INHERIT_DEFAULT = 1
pkg syscall (netbsd-386), const MAP_INHERIT_DEFAULT ideal-int
pkg syscall (netbsd-386), const MAP_INHERIT_DONATE_COPY = 3
pkg syscall (netbsd-386), const MAP_INHERIT_DONATE_COPY ideal-int
pkg syscall (netbsd-386), const MAP_INHERIT_NONE = 2
pkg syscall (netbsd-386), const MAP_INHERIT_NONE ideal-int
pkg syscall (netbsd-386), const MAP_INHERIT_SHARE = 0

pkg log/syslog (netbsd-arm64), const LOG_LOCAL4 Priority
pkg log/syslog (netbsd-arm64), const LOG_LOCAL5 = 168
pkg log/syslog (netbsd-arm64), const LOG_LOCAL5 Priority
pkg log/syslog (netbsd-arm64), const LOG_LOCAL6 = 176
pkg log/syslog (netbsd-arm64), const LOG_LOCAL6 Priority
pkg log/syslog (netbsd-arm64), const LOG_LOCAL7 = 184
pkg log/syslog (netbsd-arm64), const LOG_LOCAL7 Priority

//go:cgo_import_static <local>

	In external linking mode, allow unresolved references to
	<local> in the go.o object file prepared for the host linker,
	under the assumption that <local> will be supplied by the
	other object files that will be linked with go.o.

	Example:
	//go:cgo_import_static puts_wrapper

//go:cgo_export_static <local> <remote>

	In external linking mode, put the Go symbol

		t.Errorf("Error opening file: %v", err)
	}
}

func TestCVE202133196(t *testing.T) {
	// Archive that indicates it has 1 << 128 -1 files,
	// this would previously cause a panic due to attempting
	// to allocate a slice with 1 << 128 -1 elements.
	data := []byte{
		0x50, 0x4b, 0x03, 0x04, 0x14, 0x00, 0x08, 0x08,
		0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

reliable, and efficient software.

![Gopher image](https://golang.org/doc/gopher/fiveyears.jpg)
*Gopher image by [Renee French][rf], licensed under [Creative Commons 4.0 Attributions license][cc4-by].*

Our canonical Git repository is located at https://go.googlesource.com/go.
There is a mirror of the repository at https://github.com/golang/go.

Unless otherwise noted, the Go source files are distributed under the
BSD-style license found in the LICENSE file.

pkg log/syslog (darwin-386), const LOG_LOCAL4 = 160
pkg log/syslog (darwin-386), const LOG_LOCAL4 Priority
pkg log/syslog (darwin-386), const LOG_LOCAL5 = 168
pkg log/syslog (darwin-386), const LOG_LOCAL5 Priority
pkg log/syslog (darwin-386), const LOG_LOCAL6 = 176
pkg log/syslog (darwin-386), const LOG_LOCAL6 Priority
pkg log/syslog (darwin-386), const LOG_LOCAL7 = 184
pkg log/syslog (darwin-386), const LOG_LOCAL7 Priority

func test21897(t *testing.T) {
	// Please write barrier, kick in soon.
	defer debug.SetGCPercent(debug.SetGCPercent(1))

	for i := 0; i < 10000; i++ {
		testCFNumberRef()
		testCFDateRef()
		testCFBooleanRef()
		// Allocate some memory, so eventually the write barrier is enabled
		// and it will see writes of bad pointers in the test* functions below.
		byteSliceSink = make([]byte, 1024)
	}
}

var byteSliceSink []byte

pkg log/syslog (freebsd-386-cgo), const LOG_LOCAL0 Priority
pkg log/syslog (freebsd-386-cgo), const LOG_LOCAL1 Priority
pkg log/syslog (freebsd-386-cgo), const LOG_LOCAL2 Priority
pkg log/syslog (freebsd-386-cgo), const LOG_LOCAL3 Priority
pkg log/syslog (freebsd-386-cgo), const LOG_LOCAL4 Priority
pkg log/syslog (freebsd-386-cgo), const LOG_LOCAL5 Priority
pkg log/syslog (freebsd-386-cgo), const LOG_LOCAL6 Priority