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#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <xorg/xorg-server.h>
#include <xorg/fb.h>
#include <xorg/micmap.h>
#include <xorg/mipointer.h>
#include <xorg/shadow.h>
#include <xorg/xf86.h>
#include <xorg/xf86Module.h>
#include <xorg/xf86str.h>
#include "xf86Xinput.h"
#include "config.h"
#include "client.h"
#include "xNestedMouse.h"
#define SYSCALL(call) while (((call) == -1) && (errno == EINTR))
static InputInfoPtr NestedMousePreInit(InputDriverPtr drv, IDevPtr dev, int flags);
static void NestedMouseUnInit(InputDriverPtr drv, InputInfoPtr pInfo, int flags);
static pointer NestedMousePlug(pointer module, pointer options, int *errmaj, int *errmin);
static void NestedMouseUnplug(pointer p);
static void NestedMouseReadInput(InputInfoPtr pInfo);
static int NestedMouseControl(DeviceIntPtr device,int what);
static int _nested_mouse_init_buttons(DeviceIntPtr device);
static int _nested_mouse_init_axes(DeviceIntPtr device);
_X_EXPORT InputDriverRec NESTEDMOUSE = {
1,
"nestedmouse",
NULL,
NestedMousePreInit,
NestedMouseUnInit,
NULL,
0,
};
typedef struct _NestedMouseDeviceRec {
char *device;
int version; /* Driver version */
Atom* labels;
int num_vals;
int axes;
} NestedMouseDeviceRec, *NestedMouseDevicePtr;
static XF86ModuleVersionInfo NestedMouseVersionRec = {
"nestedmouse",
MODULEVENDORSTRING,
MODINFOSTRING1,
MODINFOSTRING2,
XORG_VERSION_CURRENT,
PACKAGE_VERSION_MAJOR, PACKAGE_VERSION_MINOR,
PACKAGE_VERSION_PATCHLEVEL,
ABI_CLASS_XINPUT,
ABI_XINPUT_VERSION,
MOD_CLASS_XINPUT,
{0, 0, 0, 0}
};
_X_EXPORT XF86ModuleData nestedMouseModuleData = {
&NestedMouseVersionRec,
&NestedMousePlug,
&NestedMouseUnplug
};
static InputInfoPtr
NestedMousePreInit(InputDriverPtr drv, IDevPtr dev, int flags) {
InputInfoPtr pInfo;
NestedMouseDevicePtr pNestedMouse;
if (!(pInfo = xf86AllocateInput(drv, 0)))
return NULL;
pNestedMouse = xcalloc(1, sizeof(NestedMouseDeviceRec));
if (!pNestedMouse) {
pInfo->private = NULL;
xf86DeleteInput(pInfo, 0);
return NULL;
}
pInfo->private = pNestedMouse;
pInfo->name = xstrdup(dev->identifier);
pInfo->flags = 0;
pInfo->type_name = XI_MOUSE; /* see XI.h */
pInfo->conf_idev = dev;
pInfo->read_input = NestedMouseReadInput; /* new data avl */
pInfo->switch_mode = NULL; /* toggle absolute/relative mode */
pInfo->device_control = NestedMouseControl; /* enable/disable dev */
/* process driver specific options */
pNestedMouse->device = xf86SetStrOption(dev->commonOptions,
"Device",
"/dev/null");
xf86Msg(X_INFO, "%s: Using device %s.\n", pInfo->name, pNestedMouse->device);
/* process generic options */
xf86CollectInputOptions(pInfo, NULL, NULL);
xf86ProcessCommonOptions(pInfo, pInfo->options);
/* Open sockets, init device files, etc. */
SYSCALL(pInfo->fd = open(pNestedMouse->device, O_RDWR | O_NONBLOCK));
if (pInfo->fd == -1) {
xf86Msg(X_ERROR, "%s: failed to open %s.",
pInfo->name, pNestedMouse->device);
pInfo->private = NULL;
xfree(pNestedMouse);
xf86DeleteInput(pInfo, 0);
return NULL;
}
pInfo->flags |= XI86_OPEN_ON_INIT;
pInfo->flags |= XI86_CONFIGURED;
return pInfo;
}
static void
NestedMouseUnInit(InputDriverPtr drv, InputInfoPtr pInfo, int flags) {
}
static pointer
NestedMousePlug(pointer module, pointer options, int *errmaj, int *errmin) {
xf86AddInputDriver(&NESTEDMOUSE, module, 0);
return module;
}
static void
NestedMouseUnplug(pointer p) {
}
static int
_nested_mouse_init_buttons(DeviceIntPtr device) {
return -1;
}
static int
_nested_mouse_init_axes(DeviceIntPtr device) {
return -1;
}
static int
NestedMouseControl(DeviceIntPtr device, int what) {
InputInfoPtr pInfo = device->public.devicePrivate;
NestedMouseDevicePtr pNestedMouse = pInfo->private;
switch (what) {
case DEVICE_INIT:
_nested_mouse_init_buttons(device);
_nested_mouse_init_axes(device);
break;
case DEVICE_ON:
xf86Msg(X_INFO, "%s: On.\n", pInfo->name);
if (device->public.on)
break;
xf86FlushInput(pInfo->fd);
xf86AddEnabledDevice(pInfo);
device->public.on = TRUE;
break;
case DEVICE_OFF:
xf86Msg(X_INFO, "%s: Off.\n", pInfo->name);
if (!device->public.on)
break;
xf86RemoveEnabledDevice(pInfo);
pInfo->fd = -1;
device->public.on = FALSE;
break;
case DEVICE_CLOSE:
/* free what we have to free */
break;
}
return Success;
}
static void
NestedMouseReadInput(InputInfoPtr pInfo) {
}
//Helper func to load mouse driver at the init of nested video driver
void Load_Nested_Mouse(pointer module) {
xf86Msg(X_INFO, "NESTED MOUSE LOADING\n");
xf86AddInputDriver(&NESTEDMOUSE, module, 0);
// Create input options for our invocation to NewInputDeviceRequest().
InputOption* options = (InputOption*)xalloc(sizeof(InputOption));
options->key = "driver";
options->value = "nestedmouse";
options->next = (InputOption*)xalloc(sizeof(InputOption));
options->next->key = "identifier";
options->next->value = "nestedmouse";
options->next->next = NULL;
DeviceIntPtr dev;
int ret = NewInputDeviceRequest(options, NULL, &dev);
if (ret != Success) {
xf86Msg(X_ERROR, "Failed to load input driver.\n");
}
xf86Msg(X_INFO, "NESTED MOUSE LOADING DONE\n");
}
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