INNER CODE UNIT · Rust

remaining_blocks

RustCrypto/stream-ciphers · chacha20/src/lib.rs:235

    fn remaining_blocks(&self) -> Option<usize> {
        V::remaining_blocks(self.get_block_pos())
    }

    fn process_with_backend(
        &mut self,
        f: impl cipher::StreamCipherClosure<BlockSize = Self::BlockSize>,
    ) {
        cfg_if! {
            if #[cfg(chacha20_backend = "soft")] {
                f.call(&mut backends::soft::Backend(self));
            } else if #[cfg(any(target_arch = "x86", target_arch = "x86_64"))] {
                cfg_if! {
                    if #[cfg(all(chacha20_avx512, chacha20_backend = "avx512"))] {
                        unsafe {
                            backends::avx512::inner::<R, _, V>(&mut self.state, f);
                        }
                    } else if #[cfg(chacha20_backend = "avx2")] {

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