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Diffstat (limited to 'dix/inpututils.c')
-rw-r--r--dix/inpututils.c187
1 files changed, 96 insertions, 91 deletions
diff --git a/dix/inpututils.c b/dix/inpututils.c
index 9e0c5518c..223d547c5 100644
--- a/dix/inpututils.c
+++ b/dix/inpututils.c
@@ -48,15 +48,13 @@ check_butmap_change(DeviceIntPtr dev, CARD8 *map, int len, CARD32 *errval_out,
{
int i, ret;
- if (!dev || !dev->button)
- {
+ if (!dev || !dev->button) {
client->errorValue = (dev) ? dev->id : 0;
return BadDevice;
}
ret = XaceHook(XACE_DEVICE_ACCESS, client, dev, DixManageAccess);
- if (ret != Success)
- {
+ if (ret != Success) {
client->errorValue = dev->id;
return ret;
}
@@ -207,9 +205,9 @@ check_modmap_change_slave(ClientPtr client, DeviceIntPtr master,
* extended keyboard, ignore the whole remap request. */
for (j = 0;
j < XkbKeyNumSyms(slave_xkb, i) &&
- j < XkbKeyNumSyms(master_xkb, i);
- j++)
- if (XkbKeySymsPtr(slave_xkb, i)[j] != XkbKeySymsPtr(master_xkb, i)[j])
+ j < XkbKeyNumSyms(master_xkb, i); j++)
+ if (XkbKeySymsPtr(slave_xkb, i)[j] !=
+ XkbKeySymsPtr(master_xkb, i)[j])
return 0;
}
@@ -227,8 +225,9 @@ do_modmap_change(ClientPtr client, DeviceIntPtr dev, CARD8 *modmap)
}
/* Rebuild modmap (key -> mod) from map (mod -> key). */
-static int build_modmap_from_modkeymap(CARD8 *modmap, KeyCode *modkeymap,
- int max_keys_per_mod)
+static int
+build_modmap_from_modkeymap(CARD8 *modmap, KeyCode *modkeymap,
+ int max_keys_per_mod)
{
int i, len = max_keys_per_mod * 8;
@@ -276,7 +275,8 @@ change_modmap(ClientPtr client, DeviceIntPtr dev, KeyCode *modkeymap,
do_modmap_change(client, tmp, modmap);
}
}
- else if (!IsFloating(dev) && GetMaster(dev, MASTER_KEYBOARD)->lastSlave == dev) {
+ else if (!IsFloating(dev) &&
+ GetMaster(dev, MASTER_KEYBOARD)->lastSlave == dev) {
/* If this fails, expect the results to be weird. */
if (check_modmap_change(client, dev->master, modmap))
do_modmap_change(client, dev->master, modmap);
@@ -285,8 +285,9 @@ change_modmap(ClientPtr client, DeviceIntPtr dev, KeyCode *modkeymap,
return Success;
}
-int generate_modkeymap(ClientPtr client, DeviceIntPtr dev,
- KeyCode **modkeymap_out, int *max_keys_per_mod_out)
+int
+generate_modkeymap(ClientPtr client, DeviceIntPtr dev,
+ KeyCode **modkeymap_out, int *max_keys_per_mod_out)
{
CARD8 keys_per_mod[8];
int max_keys_per_mod;
@@ -344,8 +345,8 @@ int generate_modkeymap(ClientPtr client, DeviceIntPtr dev,
* flexibility with the data. Drivers should be able to call realloc on the
* product string if needed and perform similar operations.
*/
-InputAttributes*
-DuplicateInputAttributes(InputAttributes *attrs)
+InputAttributes *
+DuplicateInputAttributes(InputAttributes * attrs)
{
InputAttributes *new_attr;
int ntags = 0;
@@ -370,20 +371,18 @@ DuplicateInputAttributes(InputAttributes *attrs)
new_attr->flags = attrs->flags;
- if ((tags = attrs->tags))
- {
- while(*tags++)
+ if ((tags = attrs->tags)) {
+ while (*tags++)
ntags++;
- new_attr->tags = calloc(ntags + 1, sizeof(char*));
+ new_attr->tags = calloc(ntags + 1, sizeof(char *));
if (!new_attr->tags)
goto unwind;
tags = attrs->tags;
new_tags = new_attr->tags;
- while(*tags)
- {
+ while (*tags) {
*new_tags = strdup(*tags);
if (!*new_tags)
goto unwind;
@@ -395,13 +394,13 @@ DuplicateInputAttributes(InputAttributes *attrs)
return new_attr;
-unwind:
+ unwind:
FreeInputAttributes(new_attr);
return NULL;
}
void
-FreeInputAttributes(InputAttributes *attrs)
+FreeInputAttributes(InputAttributes * attrs)
{
char **tags;
@@ -415,7 +414,7 @@ FreeInputAttributes(InputAttributes *attrs)
free(attrs->usb_id);
if ((tags = attrs->tags))
- while(*tags)
+ while (*tags)
free(*tags++);
free(attrs->tags);
@@ -425,13 +424,14 @@ FreeInputAttributes(InputAttributes *attrs)
/**
* Alloc a valuator mask large enough for num_valuators.
*/
-ValuatorMask*
+ValuatorMask *
valuator_mask_new(int num_valuators)
{
/* alloc a fixed size mask for now and ignore num_valuators. in the
* flying-car future, when we can dynamically alloc the masks and are
* not constrained by signals, we can start using num_valuators */
ValuatorMask *mask = calloc(1, sizeof(ValuatorMask));
+
if (mask == NULL)
return NULL;
@@ -446,20 +446,20 @@ valuator_mask_free(ValuatorMask **mask)
*mask = NULL;
}
-
/**
* Sets a range of valuators between first_valuator and num_valuators with
* the data in the valuators array. All other values are set to 0.
*/
void
-valuator_mask_set_range(ValuatorMask *mask, int first_valuator, int num_valuators,
- const int* valuators)
+valuator_mask_set_range(ValuatorMask *mask, int first_valuator,
+ int num_valuators, const int *valuators)
{
int i;
valuator_mask_zero(mask);
- for (i = first_valuator; i < min(first_valuator + num_valuators, MAX_VALUATORS); i++)
+ for (i = first_valuator;
+ i < min(first_valuator + num_valuators, MAX_VALUATORS); i++)
valuator_mask_set(mask, i, valuators[i - first_valuator]);
}
@@ -550,13 +550,14 @@ valuator_mask_get(const ValuatorMask *mask, int valuator)
* FALSE is returned.
*/
Bool
-valuator_mask_fetch_double(const ValuatorMask *mask, int valuator, double *value)
+valuator_mask_fetch_double(const ValuatorMask *mask, int valuator,
+ double *value)
{
- if (valuator_mask_isset(mask, valuator))
- {
+ if (valuator_mask_isset(mask, valuator)) {
*value = valuator_mask_get_double(mask, valuator);
return TRUE;
- } else
+ }
+ else
return FALSE;
}
@@ -570,11 +571,11 @@ valuator_mask_fetch_double(const ValuatorMask *mask, int valuator, double *value
Bool
valuator_mask_fetch(const ValuatorMask *mask, int valuator, int *value)
{
- if (valuator_mask_isset(mask, valuator))
- {
+ if (valuator_mask_isset(mask, valuator)) {
*value = valuator_mask_get(mask, valuator);
return TRUE;
- } else
+ }
+ else
return FALSE;
}
@@ -607,7 +608,7 @@ valuator_mask_copy(ValuatorMask *dest, const ValuatorMask *src)
}
int
-CountBits(const uint8_t *mask, int len)
+CountBits(const uint8_t * mask, int len)
{
int i;
int ret = 0;
@@ -624,17 +625,16 @@ CountBits(const uint8_t *mask, int len)
* memdumps the first 32 bytes of event to the log, a backtrace, then kill
* the server.
*/
-void verify_internal_event(const InternalEvent *ev)
+void
+verify_internal_event(const InternalEvent *ev)
{
- if (ev && ev->any.header != ET_Internal)
- {
+ if (ev && ev->any.header != ET_Internal) {
int i;
- const unsigned char *data = (const unsigned char*)ev;
+ const unsigned char *data = (const unsigned char *) ev;
ErrorF("dix: invalid event type %d\n", ev->any.header);
- for (i = 0; i < sizeof(xEvent); i++, data++)
- {
+ for (i = 0; i < sizeof(xEvent); i++, data++) {
ErrorF("%02hhx ", *data);
if ((i % 8) == 7)
@@ -650,7 +650,8 @@ void verify_internal_event(const InternalEvent *ev)
* Initializes the given event to zero (or default values), for the given
* device.
*/
-void init_device_event(DeviceEvent *event, DeviceIntPtr dev, Time ms)
+void
+init_device_event(DeviceEvent *event, DeviceIntPtr dev, Time ms)
{
memset(event, 0, sizeof(DeviceEvent));
event->header = ET_Internal;
@@ -660,18 +661,23 @@ void init_device_event(DeviceEvent *event, DeviceIntPtr dev, Time ms)
event->sourceid = dev->id;
}
-int event_get_corestate(DeviceIntPtr mouse, DeviceIntPtr kbd)
+int
+event_get_corestate(DeviceIntPtr mouse, DeviceIntPtr kbd)
{
int corestate;
+
/* core state needs to be assembled BEFORE the device is updated. */
- corestate = (kbd && kbd->key) ? XkbStateFieldFromRec(&kbd->key->xkbInfo->state) : 0;
+ corestate = (kbd &&
+ kbd->key) ? XkbStateFieldFromRec(&kbd->key->xkbInfo->
+ state) : 0;
corestate |= (mouse && mouse->button) ? (mouse->button->state) : 0;
corestate |= (mouse && mouse->touch) ? (mouse->touch->state) : 0;
return corestate;
}
-void event_set_state(DeviceIntPtr mouse, DeviceIntPtr kbd, DeviceEvent *event)
+void
+event_set_state(DeviceIntPtr mouse, DeviceIntPtr kbd, DeviceEvent *event)
{
int i;
@@ -682,9 +688,9 @@ void event_set_state(DeviceIntPtr mouse, DeviceIntPtr kbd, DeviceEvent *event)
if (mouse && mouse->touch && mouse->touch->buttonsDown > 0)
SetBit(event->buttons, mouse->button->map[1]);
- if (kbd && kbd->key)
- {
+ if (kbd && kbd->key) {
XkbStatePtr state;
+
/* we need the state before the event happens */
if (event->type == ET_KeyPress || event->type == ET_KeyRelease)
state = &kbd->key->xkbInfo->prev_state;
@@ -727,7 +733,7 @@ Bool
point_on_screen(ScreenPtr pScreen, int x, int y)
{
return x >= pScreen->x && x < pScreen->x + pScreen->width &&
- y >= pScreen->y && y < pScreen->y + pScreen->height;
+ y >= pScreen->y && y < pScreen->y + pScreen->height;
}
/**
@@ -737,11 +743,12 @@ void
update_desktop_dimensions(void)
{
int i;
- int x1 = INT_MAX, y1 = INT_MAX; /* top-left */
- int x2 = INT_MIN, y2 = INT_MIN; /* bottom-right */
+ int x1 = INT_MAX, y1 = INT_MAX; /* top-left */
+ int x2 = INT_MIN, y2 = INT_MIN; /* bottom-right */
for (i = 0; i < screenInfo.numScreens; i++) {
ScreenPtr screen = screenInfo.screens[i];
+
x1 = min(x1, screen->x);
y1 = min(y1, screen->y);
x2 = max(x2, screen->x + screen->width);
@@ -783,20 +790,17 @@ input_option_free(InputOption *o)
* is NULL, a new option list with one element. On failure, NULL is
* returned.
*/
-InputOption*
-input_option_new(InputOption* list, const char *key, const char *value)
+InputOption *
+input_option_new(InputOption *list, const char *key, const char *value)
{
InputOption *opt = NULL;
if (!key)
return NULL;
- if (list)
- {
- nt_list_for_each_entry(opt, list, list.next)
- {
- if (strcmp(input_option_get_key(opt), key) == 0)
- {
+ if (list) {
+ nt_list_for_each_entry(opt, list, list.next) {
+ if (strcmp(input_option_get_key(opt), key) == 0) {
input_option_set_value(opt, value);
return list;
}
@@ -811,15 +815,16 @@ input_option_new(InputOption* list, const char *key, const char *value)
input_option_set_key(opt, key);
input_option_set_value(opt, value);
- if (list)
- {
+ if (list) {
nt_list_append(opt, list, InputOption, list.next);
+
return list;
- } else
+ }
+ else
return opt;
}
-InputOption*
+InputOption *
input_option_free_element(InputOption *list, const char *key)
{
InputOption *element;
@@ -827,6 +832,7 @@ input_option_free_element(InputOption *list, const char *key)
nt_list_for_each_entry(element, list, list.next) {
if (strcmp(input_option_get_key(element), key) == 0) {
nt_list_del(element, list, InputOption, list.next);
+
input_option_free(element);
break;
}
@@ -844,18 +850,18 @@ input_option_free_list(InputOption **opt)
nt_list_for_each_entry_safe(element, tmp, *opt, list.next) {
nt_list_del(element, *opt, InputOption, list.next);
+
input_option_free(element);
}
*opt = NULL;
}
-
/**
* Find the InputOption with the given option name.
*
* @return The InputOption or NULL if not present.
*/
-InputOption*
+InputOption *
input_option_find(InputOption *list, const char *key)
{
InputOption *element;
@@ -868,13 +874,13 @@ input_option_find(InputOption *list, const char *key)
return NULL;
}
-const char*
+const char *
input_option_get_key(const InputOption *opt)
{
return opt->opt_name;
}
-const char*
+const char *
input_option_get_value(const InputOption *opt)
{
return opt->opt_val;
@@ -896,7 +902,6 @@ input_option_set_value(InputOption *opt, const char *value)
opt->opt_val = strdup(value);
}
-
/* FP1616/FP3232 conversion functions.
* Fixed point types are encoded as signed integral and unsigned frac. So any
* negative number -n.m is encoded as floor(n) + (1 - 0.m).
@@ -906,8 +911,8 @@ fp1616_to_double(FP1616 in)
{
double ret;
- ret = (double)(in >> 16);
- ret += (double)(in & 0xffff) * (1.0 / (1UL << 16)); /* Optimized: ldexp((double)(in & 0xffff), -16); */
+ ret = (double) (in >> 16);
+ ret += (double) (in & 0xffff) * (1.0 / (1UL << 16)); /* Optimized: ldexp((double)(in & 0xffff), -16); */
return ret;
}
@@ -915,12 +920,12 @@ double
fp3232_to_double(FP3232 in)
{
double ret;
- ret = (double)in.integral;
- ret += (double)in.frac * (1.0 / (1ULL << 32)); /* Optimized: ldexp((double)in.frac, -32); */
+
+ ret = (double) in.integral;
+ ret += (double) in.frac * (1.0 / (1ULL << 32)); /* Optimized: ldexp((double)in.frac, -32); */
return ret;
}
-
FP1616
double_to_fp1616(double in)
{
@@ -930,10 +935,10 @@ double_to_fp1616(double in)
uint32_t frac_d;
tmp = floor(in);
- integral = (int32_t)tmp;
+ integral = (int32_t) tmp;
- tmp = (in - integral) * (1UL << 16); /* Optimized: ldexp(in - integral, 16) */
- frac_d = (uint16_t)tmp;
+ tmp = (in - integral) * (1UL << 16); /* Optimized: ldexp(in - integral, 16) */
+ frac_d = (uint16_t) tmp;
ret = integral << 16;
ret |= frac_d & 0xffff;
@@ -949,10 +954,10 @@ double_to_fp3232(double in)
uint32_t frac_d;
tmp = floor(in);
- integral = (int32_t)tmp;
+ integral = (int32_t) tmp;
- tmp = (in - integral) * (1ULL << 32); /* Optimized: ldexp(in - integral, 32) */
- frac_d = (uint32_t)tmp;
+ tmp = (in - integral) * (1ULL << 32); /* Optimized: ldexp(in - integral, 32) */
+ frac_d = (uint32_t) tmp;
ret.integral = integral;
ret.frac = frac_d;
@@ -967,16 +972,16 @@ double_to_fp3232(double in)
* @param size The size of the masks in bytes
* @return The new mask or NULL on allocation error.
*/
-XI2Mask*
+XI2Mask *
xi2mask_new_with_size(size_t nmasks, size_t size)
{
int i;
XI2Mask *mask = calloc(1, sizeof(*mask));
+
if (!mask)
return NULL;
-
mask->nmasks = nmasks;
mask->mask_size = size;
@@ -991,19 +996,18 @@ xi2mask_new_with_size(size_t nmasks, size_t size)
}
return mask;
-unwind:
+ unwind:
xi2mask_free(&mask);
return NULL;
}
-
/**
* Create a new XI2 mask of the standard size, i.e. for all devices + fake
* devices and for the highest supported XI2 event type.
*
* @return The new mask or NULL on allocation error.
*/
-XI2Mask*
+XI2Mask *
xi2mask_new(void)
{
return xi2mask_new_with_size(EMASKSIZE, XI2MASKSIZE);
@@ -1013,7 +1017,7 @@ xi2mask_new(void)
* Frees memory associated with mask and resets mask to NULL.
*/
void
-xi2mask_free(XI2Mask** mask)
+xi2mask_free(XI2Mask **mask)
{
int i;
@@ -1034,7 +1038,7 @@ xi2mask_free(XI2Mask** mask)
* @return TRUE if the bit is set, FALSE otherwise
*/
Bool
-xi2mask_isset(XI2Mask* mask, const DeviceIntPtr dev, int event_type)
+xi2mask_isset(XI2Mask *mask, const DeviceIntPtr dev, int event_type)
{
int set = 0;
@@ -1042,11 +1046,11 @@ xi2mask_isset(XI2Mask* mask, const DeviceIntPtr dev, int event_type)
BUG_WARN(dev->id >= mask->nmasks);
BUG_WARN(bits_to_bytes(event_type + 1) > mask->mask_size);
- set = !!BitIsOn(mask->masks[XIAllDevices], event_type);
+ set = ! !BitIsOn(mask->masks[XIAllDevices], event_type);
if (!set)
- set = !!BitIsOn(mask->masks[dev->id], event_type);
+ set = ! !BitIsOn(mask->masks[dev->id], event_type);
if (!set && IsMaster(dev))
- set = !!BitIsOn(mask->masks[XIAllMasterDevices], event_type);
+ set = ! !BitIsOn(mask->masks[XIAllMasterDevices], event_type);
return set;
}
@@ -1120,7 +1124,8 @@ xi2mask_mask_size(const XI2Mask *mask)
* parts are copied.
*/
void
-xi2mask_set_one_mask(XI2Mask *xi2mask, int deviceid, const unsigned char *mask, size_t mask_size)
+xi2mask_set_one_mask(XI2Mask *xi2mask, int deviceid, const unsigned char *mask,
+ size_t mask_size)
{
BUG_WARN(deviceid < 0);
BUG_WARN(deviceid >= xi2mask->nmasks);
@@ -1131,7 +1136,7 @@ xi2mask_set_one_mask(XI2Mask *xi2mask, int deviceid, const unsigned char *mask,
/**
* Get a reference to the XI2mask for this particular device.
*/
-const unsigned char*
+const unsigned char *
xi2mask_get_one_mask(const XI2Mask *mask, int deviceid)
{
BUG_WARN(deviceid < 0);