Struct libc_extra::android_linux::stdio::cookie_io_functions_t

#[repr(C)]
pub struct cookie_io_functions_t {
    pub read: cookie_read_function_t,
    pub write: cookie_write_function_t,
    pub seek: cookie_seek_function_t,
    pub close: cookie_close_function_t,
}

Used by fopencookie.

Fields

read: cookie_read_function_t

Read function pointer.

write: cookie_write_function_t

Write function pointer.

seek: cookie_seek_function_t

Seek function pointer.

close: cookie_close_function_t

Close function pointer.

Methods

impl cookie_io_functions_t

pub unsafe extern "C" fn default_read(
    _cookier: *mut c_void,
    _buf: *mut c_char,
    _size: size_t
) -> ssize_t

No-op cookie read function.

pub unsafe extern "C" fn default_write(
    _cookier: *mut c_void,
    _buf: *const c_char,
    _size: size_t
) -> ssize_t

No-op cookie write function.

pub unsafe extern "C" fn default_seek(
    _cookier: *mut c_void,
    _offset: *mut off_t,
    _whence: c_int
) -> c_int

No-op cookie seek function.

pub unsafe extern "C" fn default_close(_cookier: *mut c_void) -> c_int

No-op cookie close function.

Trait Implementations

impl Debug for cookie_io_functions_t

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Copy for cookie_io_functions_t

impl Clone for cookie_io_functions_t

fn clone(&self) -> cookie_io_functions_t

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialEq for cookie_io_functions_t

fn eq(&self, __arg_0: &cookie_io_functions_t) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &cookie_io_functions_t) -> bool

This method tests for !=.

impl Eq for cookie_io_functions_t

impl PartialOrd for cookie_io_functions_t

fn partial_cmp(&self, __arg_0: &cookie_io_functions_t) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, __arg_0: &cookie_io_functions_t) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, __arg_0: &cookie_io_functions_t) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, __arg_0: &cookie_io_functions_t) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, __arg_0: &cookie_io_functions_t) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Ord for cookie_io_functions_t

fn cmp(&self, __arg_0: &cookie_io_functions_t) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

impl Hash for cookie_io_functions_t

fn hash<__H: Hasher>(&self, __arg_0: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl Default for cookie_io_functions_t

fn default() -> Self

Returns the "default value" for a type.