reth_db::mdbx::ffi

Type Alias MDBX_assert_func

Source 
pub type MDBX_assert_func = Option<unsafe extern "C" fn(_: *const MDBX_env, _: *const i8, _: *const i8, _: u32)>;
Available on crate feature mdbx only.

Aliased Type§

enum MDBX_assert_func {
    None,
    Some(unsafe extern "C" fn(_: *const MDBX_env, _: *const i8, _: *const i8, _: u32)),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "C" fn(_: *const MDBX_env, _: *const i8, _: *const i8, _: u32))

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