Struct libevent_sys::evthread_lock_callbacks

#[repr(C)]
pub struct evthread_lock_callbacks {
    pub lock_api_version: c_int,
    pub supported_locktypes: c_uint,
    pub alloc: Option<unsafe extern "C" fn(locktype: c_uint) -> *mut c_void>,
    pub free: Option<unsafe extern "C" fn(lock: *mut c_void, locktype: c_uint)>,
    pub lock: Option<unsafe extern "C" fn(mode: c_uint, lock: *mut c_void) -> c_int>,
    pub unlock: Option<unsafe extern "C" fn(mode: c_uint, lock: *mut c_void) -> c_int>,
}

Fields

lock_api_version: c_int

supported_locktypes: c_uint

alloc: Option<unsafe extern "C" fn(locktype: c_uint) -> *mut c_void>

free: Option<unsafe extern "C" fn(lock: *mut c_void, locktype: c_uint)>

lock: Option<unsafe extern "C" fn(mode: c_uint, lock: *mut c_void) -> c_int>

unlock: Option<unsafe extern "C" fn(mode: c_uint, lock: *mut c_void) -> c_int>

Trait Implementations

impl Clone for evthread_lock_callbacks

fn clone(&self) -> evthread_lock_callbacks

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for evthread_lock_callbacks

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Copy for evthread_lock_callbacks