Struct IWDLSNR

#[repr(C)]
pub struct IWDLSNR {
    pub onopen: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, path: *const c_char, mode: c_int) -> iwrc>,
    pub onclosing: Option<unsafe extern "C" fn(self_: *mut IWDLSNR) -> iwrc>,
    pub onset: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, off: off_t, val: u8, len: off_t, flags: c_int) -> iwrc>,
    pub oncopy: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, off: off_t, len: off_t, noff: off_t, flags: c_int) -> iwrc>,
    pub onwrite: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, off: off_t, buf: *const c_void, len: off_t, flags: c_int) -> iwrc>,
    pub onresize: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, osize: off_t, nsize: off_t, flags: c_int, handled: *mut bool) -> iwrc>,
    pub onsynced: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, flags: c_int) -> iwrc>,
}

@brief File data events listener.

Fields

onopen: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, path: *const c_char, mode: c_int) -> iwrc>

@brief Before file open event.

@param path File path @param mode File open mode same as in open(2)

onclosing: Option<unsafe extern "C" fn(self_: *mut IWDLSNR) -> iwrc>

@brief Before file been closed.

onset: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, off: off_t, val: u8, len: off_t, flags: c_int) -> iwrc>

@brief Write @a val value starting at @a off @a len bytes

oncopy: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, off: off_t, len: off_t, noff: off_t, flags: c_int) -> iwrc>

@brief Copy @a len bytes from @a off offset to @a noff offset

onwrite: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, off: off_t, buf: *const c_void, len: off_t, flags: c_int) -> iwrc>

@brief Write @buf of @a len bytes at @a off

onresize: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, osize: off_t, nsize: off_t, flags: c_int, handled: *mut bool) -> iwrc>

@brief File need to be resized.

@param osize Old file size @param nsize New file size @param [out] handled File resizing handled by llistener.

onsynced: Option<unsafe extern "C" fn(self_: *mut IWDLSNR, flags: c_int) -> iwrc>

@brief File sync successful

Trait Implementations

impl Clone for IWDLSNR

fn clone(&self) -> IWDLSNR

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for IWDLSNR

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

Formats the value using the given formatter.

impl Copy for IWDLSNR