-wg_prepare_sync_enc_op (vlib_main_t *vm, vnet_crypto_op_t **crypto_ops,
- u8 *src, u32 src_len, u8 *dst, u8 *aad, u32 aad_len,
- u64 nonce, vnet_crypto_key_index_t key_index, u32 bi,
- u8 *iv)
+wg_output_chain_crypto (vlib_main_t *vm, wg_per_thread_data_t *ptd,
+ vlib_buffer_t *b, vlib_buffer_t *lb, u8 *start,
+ u32 start_len, u16 *n_ch)
+{
+ vnet_crypto_op_chunk_t *ch;
+ vlib_buffer_t *cb = b;
+ u32 n_chunks = 1;
+
+ vec_add2 (ptd->chunks, ch, 1);
+ ch->len = start_len;
+ ch->src = ch->dst = start;
+ cb = vlib_get_buffer (vm, cb->next_buffer);
+
+ while (1)
+ {
+ vec_add2 (ptd->chunks, ch, 1);
+ n_chunks += 1;
+ if (lb == cb)
+ ch->len = cb->current_length - NOISE_AUTHTAG_LEN;
+ else
+ ch->len = cb->current_length;
+
+ ch->src = ch->dst = vlib_buffer_get_current (cb);
+
+ if (!(cb->flags & VLIB_BUFFER_NEXT_PRESENT))
+ break;
+
+ cb = vlib_get_buffer (vm, cb->next_buffer);
+ }
+
+ if (n_ch)
+ *n_ch = n_chunks;
+}
+
+static_always_inline void
+wg_prepare_sync_enc_op (vlib_main_t *vm, wg_per_thread_data_t *ptd,
+ vlib_buffer_t *b, vlib_buffer_t *lb,
+ vnet_crypto_op_t **crypto_ops, u8 *src, u32 src_len,
+ u8 *dst, u8 *aad, u32 aad_len, u64 nonce,
+ vnet_crypto_key_index_t key_index, u32 bi, u8 *iv)