vatrog-vm-signaling/src/adapter/input/include/input.h

#ifndef VMSIG_INPUT_H
#define VMSIG_INPUT_H

/* Private config of the input adapter (vmctl, in-tree at src/si/input/). cfg==NULL or
 * stub!=0 => stub mode (ack without actuation). stub==0 opens vmctl_open() and actuates for
 * real. Injection is ALWAYS uinput; the created evdev nodes are forwarded into the guest by an
 * input-linux QMP object that the vmhost seam adds over its own connection (this adapter only
 * publishes the evdev paths, it never touches QMP). qmp_path is kept for the SERVICE path
 * (power/lifecycle via vmctl QMP), not for injection. */
typedef struct {
    int         stub;
    const char* qmp_path;     /* for power/lifecycle (vmctl QMP); NOT input injection */
    /* On a real attach the adapter writes the uinput evdev node paths here (>=64 bytes each)
     * so the vmhost seam can bridge them via input-linux. NULL => not published; B is "" when
     * there is no second device. Buffers belong to the caller and outlive the adapter. */
    char*       out_evdev_a;
    char*       out_evdev_b;
} vmsig_input_cfg;

/* Input event codes/contract are PUBLIC: vmsig_input / vmsig_input_kind in
 * include/vmsig_event.h (external control encodes them into inln). No private duplicate. */

#endif /* VMSIG_INPUT_H */