apple-cf 0.6.0

Safe Rust bindings for Apple's shared Core* frameworks (CoreFoundation, CoreMedia, CoreVideo, CoreGraphics, IOSurface, Dispatch).
Documentation 
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#![allow(missing_docs)]

use core::ffi::c_void;

extern "C" {
    pub fn acf_dispatch_group_create() -> *mut c_void;
    pub fn acf_dispatch_group_enter(group: *mut c_void);
    pub fn acf_dispatch_group_leave(group: *mut c_void);
    pub fn acf_dispatch_group_wait(group: *mut c_void, timeout_ms: i64) -> bool;

    pub fn acf_dispatch_semaphore_create(value: i64) -> *mut c_void;
    pub fn acf_dispatch_semaphore_signal(semaphore: *mut c_void) -> i64;
    pub fn acf_dispatch_semaphore_wait(semaphore: *mut c_void, timeout_ms: i64) -> bool;

    pub fn acf_dispatch_source_timer_create(interval_ms: u64, leeway_ms: u64) -> *mut c_void;
    pub fn acf_dispatch_source_timer_resume(source: *mut c_void);
    pub fn acf_dispatch_source_timer_cancel(source: *mut c_void);
    pub fn acf_dispatch_source_timer_fire_count(source: *mut c_void) -> u64;
}