# control_read_callback

- **Language:** C
- **Kind:** function
- **Source:** https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/control.c#L547
- **Page:** https://libtmux.org/en/tmux/3.2a/reference/c-function-control-c-control_read_callback/

```c
static void control_read_callback(struct bufferevent *bufev, void *data)
```

## Parameters

- `bufev` (`struct bufferevent *`)
- `data` (`void *`)

## Calls

- [`cmd_parse_and_append`](/en/tmux/3.2a/reference/c-function-cmd_parse_and_append/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/control.c#L568)
- [`cmdq_free_state`](/en/tmux/3.2a/reference/c-function-cmdq_free_state/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/control.c#L571)
- [`log_debug`](/en/tmux/3.2a/reference/c-function-log_debug/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/control.c#L560)

## Other function references

- [`cmdq_append`](/en/tmux/3.2a/reference/c-function-cmdq_append/) (function)
- [`cmdq_new_state`](/en/tmux/3.2a/reference/c-function-cmdq_new_state/) (function)
- [`control_error`](/en/tmux/3.2a/reference/c-function-control-c-control_error/) (function)

## Referenced by

- [`control_start`](/en/tmux/3.2a/reference/c-function-control_start/) (function)

## Referenced declarations

- [`__unused`](/en/tmux/3.2a/reference/c-define-compat-h-__unused/) (constant)
- [`CLIENT_EXIT`](/en/tmux/3.2a/reference/c-define-tmux-h-client_exit/) (constant)
- [`CMD_PARSE_ERROR`](/en/tmux/3.2a/reference/c-enum-cmd_parse_status-cmd_parse_error/) (constant)
- [`cmdq_get_callback`](/en/tmux/3.2a/reference/c-define-tmux-h-cmdq_get_callback/) (constant)
- [`CMDQ_STATE_CONTROL`](/en/tmux/3.2a/reference/c-define-tmux-h-cmdq_state_control/) (constant)
- [`client.control_state`](/en/tmux/3.2a/reference/c-struct-client-control_state/) (attribute)
- [`client.flags`](/en/tmux/3.2a/reference/c-struct-client-flags/) (attribute)
- [`client.name`](/en/tmux/3.2a/reference/c-struct-client-name/) (attribute)
- [`control_state.read_event`](/en/tmux/3.2a/reference/c-struct-control_state-read_event/) (attribute)