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Add a new XI2Mask struct and a few helper functions.

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The current XI2 mask handling is handy for copying (fixed size arrays) but a
pain to deal with otherwise. Add a struct for XI2 masks and the required
accessors.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Chase Douglas <chase.douglas@canonical.com>
This commit is contained in:
Peter Hutterer
2011-11-03 13:39:59 +10:00
parent 4bc2761ad5
commit b8b90cd161
6 changed files with 332 additions and 1 deletions
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12
include/inpututils.h
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@@ -46,4 +46,16 @@ FP1616 double_to_fp1616(double in);
double fp1616_to_double(FP1616 in);
double fp3232_to_double(FP3232 in);
XI2Mask* xi2mask_new(void);
XI2Mask* xi2mask_new_with_size(size_t, size_t); /* don't use it */
void xi2mask_free(XI2Mask** mask);
Bool xi2mask_isset(XI2Mask* mask, const DeviceIntPtr dev, int event_type);
void xi2mask_set(XI2Mask *mask, int deviceid, int event_type);
void xi2mask_zero(XI2Mask *mask, int deviceid);
void xi2mask_merge(XI2Mask *dest, const XI2Mask *source);
size_t xi2mask_num_masks(const XI2Mask *mask);
size_t xi2mask_mask_size(const XI2Mask *mask);
void xi2mask_set_one_mask(XI2Mask *xi2mask, int deviceid, const unsigned char *mask, size_t mask_size);
const unsigned char* xi2mask_get_one_mask(const XI2Mask *xi2mask, int deviceid);
#endif