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shm: new functions: shm_cookie_*()

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These functions return a SHM cookie given a terminal instance.
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Daniel Eklöf 2020-03-18 16:52:33 +01:00
parent 7b610e018b
commit 6a35abb6ca
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2 changed files with 5 additions and 4 deletions
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shm.h
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@ -28,3 +28,8 @@ struct buffer *shm_get_buffer(
void shm_fini(void);
void shm_purge(struct wl_shm *shm, unsigned long cookie);
struct terminal;
static inline unsigned long shm_cookie_grid(const struct terminal *term) { return (unsigned long)((uintptr_t)term + 0); }
static inline unsigned long shm_cookie_search(const struct terminal *term) { return (unsigned long)((uintptr_t)term + 1); }
static inline unsigned long shm_cookie_csd(const struct terminal *term, int n) { return (unsigned long)((uintptr_t)term + 2 + (n)); }