---
title: copystr
framework: kernel
role: symbol
role_heading: Function
path: kernel/1441079-copystr
---

# copystr

## Declaration

```occ
int copystr(const void *kfaddr, void *kdaddr, size_t len, size_t *done);
```

## See Also

### copyio

- [copyin](kernel/1441036-copyin.md)
- [copyinstr](kernel/1441071-copyinstr.md)
- [copyout](kernel/1441088-copyout.md)
- [copyoutstr](kernel/1441047-copyoutstr.md)