TEXT	runtime·msanfree(SB), NOSPLIT, $0-16
	MOVQ	addr+0(FP), RARG0
	MOVQ	sz+8(FP), RARG1
	// void __msan_free_go(void *addr, uintptr_t sz);
	MOVQ	$__msan_free_go(SB), AX
	JMP	msancall<>(SB)

// func runtime·msanmove(dst, src unsafe.Pointer, sz uintptr)
TEXT	runtime·msanmove(SB), NOSPLIT, $0-24
	MOVQ	dst+0(FP), RARG0
	MOVQ	src+8(FP), RARG1
	MOVQ	sz+16(FP), RARG2
	// void __msan_memmove(void *dst, void *src, uintptr_t sz);

// func runtime·doasanread(addr unsafe.Pointer, sz, sp, pc uintptr)
TEXT	runtime·doasanread(SB), NOSPLIT, $0-32
	MOVV	addr+0(FP), RARG0
	MOVV	sz+8(FP), RARG1
	MOVV	sp+16(FP), RARG2
	MOVV	pc+24(FP), RARG3
	// void __asan_read_go(void *addr, uintptr_t sz, void *sp, void *pc);
	MOVV	$__asan_read_go(SB), FARG
	JMP	asancall<>(SB)

// func runtime·doasanwrite(addr unsafe.Pointer, sz, sp, pc uintptr)
TEXT	runtime·doasanwrite(SB), NOSPLIT, $0-32

TEXT	runtime·msanfree(SB), NOSPLIT, $0-16
	MOVD	addr+0(FP), RARG0
	MOVD	sz+8(FP), RARG1
	// void __msan_free_go(void *addr, uintptr_t sz);
	MOVD	$__msan_free_go(SB), FARG
	JMP	msancall<>(SB)

// func runtime·msanmove(dst, src unsafe.Pointer, sz uintptr)
TEXT	runtime·msanmove(SB), NOSPLIT, $0-24
	MOVD	dst+0(FP), RARG0
	MOVD	src+8(FP), RARG1
	MOVD	sz+16(FP), RARG2
	// void __msan_memmove(void *dst, void *src, uintptr_t sz);

//
// For instance, on the Go side:
//
//	package main
//
//	/*
//	#include <stdint.h> // for uintptr_t
//
//	extern void MyGoPrint(uintptr_t handle);
//	void myprint(uintptr_t handle);
//	*/
//	import "C"
//	import "runtime/cgo"
//
//	//export MyGoPrint
//	func MyGoPrint(handle C.uintptr_t) {
//		h := cgo.Handle(handle)
//		val := h.Value().(string)
//		println(val)
//		h.Delete()
//	}
//

#include <stdint.h>
int ioctl(int, unsigned long int, uintptr_t);
*/
import "C"

func ioctl(fd int, req uint, arg uintptr) (err error) {
	r0, er := C.ioctl(C.int(fd), C.ulong(req), C.uintptr_t(arg))
	if r0 == -1 && er != nil {
		err = er
	}
	return
}

func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
	r0, er := C.ioctl(C.int(fd), C.ulong(req), C.uintptr_t(uintptr(arg)))
	if r0 == -1 && er != nil {
		err = er

// func runtime·doasanread(addr unsafe.Pointer, sz, sp, pc uintptr)
TEXT	runtime·doasanread(SB),NOSPLIT|NOFRAME,$0-32
	MOVD	addr+0(FP), RARG0
	MOVD	sz+8(FP), RARG1
	MOVD	sp+16(FP), RARG2
	MOVD	pc+24(FP), RARG3
	// void __asan_read_go(void *addr, uintptr_t sz, void *sp, void *pc);
	MOVD	$__asan_read_go(SB), FARG
	BR	asancall<>(SB)

// func runtime·doasanwrite(addr unsafe.Pointer, sz, sp, pc uintptr)
TEXT	runtime·doasanwrite(SB),NOSPLIT|NOFRAME,$0-32

var cbFuncs = []cbFunc{
	{func(i1, i2 uintptr) uintptr {
		return i1 + i2
	}},
	{func(i1, i2, i3 uintptr) uintptr {
		return i1 + i2 + i3
	}},
	{func(i1, i2, i3, i4 uintptr) uintptr {
		return i1 + i2 + i3 + i4
	}},
	{func(i1, i2, i3, i4, i5 uintptr) uintptr {
		return i1 + i2 + i3 + i4 + i5
	}},
	{func(i1, i2, i3, i4, i5, i6 uintptr) uintptr {
		return i1 + i2 + i3 + i4 + i5 + i6
	}},

// type asanGlobal struct {
//	beg               uintptr
//	size              uintptr
//	size_with_redzone uintptr
//	name              uintptr
//	moduleName        uintptr
//	hasDynamicInit    uintptr
//	sourceLocation    uintptr
//	odrIndicator      uintptr
// }
//
// type asanLocation struct {
//	filename uintptr
//	line     int32
//	column   int32
// }
//

//go:wasmimport wasi_snapshot_preview1 poll_oneoff
//go:noescape
func poll_oneoff(in, out unsafe.Pointer, nsubscriptions size, nevents unsafe.Pointer) errno

func write1(fd uintptr, p unsafe.Pointer, n int32) int32 {
	iov := iovec{
		buf:    uintptr32(uintptr(p)),
		bufLen: size(n),
	}
	var nwritten size
	if fd_write(int32(fd), unsafe.Pointer(&iov), 1, unsafe.Pointer(&nwritten)) != 0 {
		throw("fd_write failed")
	}

// the opaque handle as a Go uintptr rather than a Go pointer to avoid
// garbage collector confusion.  See issue 23663.

uintptr_t dlopen4029(char* name, int flags) {
	return (uintptr_t)(dlopen(name, flags));
}

uintptr_t dlsym4029(uintptr_t handle, char* name) {
	return (uintptr_t)(dlsym((void*)(handle), name));
}

int dlclose4029(uintptr_t handle) {
	return dlclose((void*)(handle));
}