ac_processed_data_len
ASSERT3U(aes_ctx->ac_processed_data_len, ==, out_len);
length_needed = aes_ctx->ac_processed_data_len;
ASSERT3U(aes_ctx->ac_processed_data_len, ==,
ASSERT(aes_ctx.ac_processed_data_len
length_needed = aes_ctx->ac_processed_data_len;
ASSERT(aes_ctx->ac_processed_data_len == aes_ctx->ac_data_len);
ASSERT(aes_ctx->ac_processed_data_len == pt_len);