# tty_keys_next1

- **Language:** C
- **Kind:** function
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tty-keys.c#L621
- **Page:** https://libtmux.org/en/tmux/latest/reference/c-function-tty-keys-c-tty_keys_next1/

```c
static int tty_keys_next1(struct tty *, const char *, size_t, key_code *, size_t *, int)
```

## Parameters

- `tty` (`struct tty *`)
- `buf` (`const char *`)
- `len` (`size_t`)
- `key` (`key_code *`)
- `size` (`size_t *`)
- `expired` (`int`)

## Called by

- [`tty_keys_next`](/en/tmux/latest/reference/c-function-tty_keys_next/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tty-keys.c#L871)

## Calls

- [`log_debug`](/en/tmux/latest/reference/c-function-log_debug/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tty-keys.c#L631)
- [`tty_keys_find`](/en/tmux/latest/reference/c-function-tty-keys-c-tty_keys_find/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tty-keys.c#L635)
- [`utf8_append`](/en/tmux/latest/reference/c-function-utf8_append/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tty-keys.c#L661)
- [`utf8_from_data`](/en/tmux/latest/reference/c-function-utf8_from_data/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tty-keys.c#L665)
- [`utf8_open`](/en/tmux/latest/reference/c-function-utf8_open/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tty-keys.c#L652)

## Referenced declarations

- [`tty.client`](/en/tmux/latest/reference/c-struct-tty-client/) (attribute)
- [`utf8_data.data`](/en/tmux/latest/reference/c-struct-utf8_data-data/) (attribute)
- [`tty.flags`](/en/tmux/latest/reference/c-struct-tty-flags/) (attribute)
- [`tty_key.key`](/en/tmux/latest/reference/c-struct-tty_key-key/) (attribute)
- [`key_code`](/en/tmux/latest/reference/c-typedef-key_code/) (typealias)
- [`KEYC_MASK_KEY`](/en/tmux/latest/reference/c-define-tmux-h-keyc_mask_key/) (constant)
- [`KEYC_PASTE_END`](/en/tmux/latest/reference/c-enum-tmux-h-332237342172367247102064023371112372044056265234-keyc_paste_end/) (constant)
- [`KEYC_PASTE_START`](/en/tmux/latest/reference/c-enum-tmux-h-332237342172367247102064023371112372044056265234-keyc_paste_start/) (constant)
- [`KEYC_UNKNOWN`](/en/tmux/latest/reference/c-enum-tmux-h-332237342172367247102064023371112372044056265234-keyc_unknown/) (constant)
- [`client.name`](/en/tmux/latest/reference/c-struct-client-name/) (attribute)
- [`tty_key.next`](/en/tmux/latest/reference/c-struct-tty_key-next/) (attribute)
- [`utf8_data.size`](/en/tmux/latest/reference/c-struct-utf8_data-size/) (attribute)
- [`tty`](/en/tmux/latest/reference/c-struct-tty/) (struct)
- [`TTY_BRACKETPASTE`](/en/tmux/latest/reference/c-define-tmux-h-tty_bracketpaste/) (constant)
- [`UTF8_DONE`](/en/tmux/latest/reference/c-enum-utf8_state-utf8_done/) (constant)
- [`UTF8_MORE`](/en/tmux/latest/reference/c-enum-utf8_state-utf8_more/) (constant)