Type Alias reth_mdbx_sys::MDBX_debug_func

pub type MDBX_debug_func = Option<unsafe extern "C" fn(loglevel: MDBX_log_level_t, function: *const c_char, line: c_int, fmt: *const c_char, args: *mut __va_list_tag)>;

Aliased Type

enum MDBX_debug_func {
    None,
    Some(unsafe extern "C" fn(_: i32, _: *const i8, _: i32, _: *const i8, _: *mut __va_list_tag)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: i32, _: *const i8, _: i32, _: *const i8, _: *mut __va_list_tag))

Some value of type T.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 8 bytes

Size for each variant:

• None: 0 bytes
• Some: 8 bytes