TLS_CIPHER_AES_GCM_128_IV_SIZE
SCMD_IV_SIZE_V(TLS_CIPHER_AES_GCM_128_IV_SIZE >> 1) |
tx_info->iv_size = TLS_CIPHER_AES_GCM_128_IV_SIZE;
memcpy(back->iv, tls_ci->iv, TLS_CIPHER_AES_GCM_128_IV_SIZE);
unsigned char iv[TLS_CIPHER_AES_GCM_128_IV_SIZE];
unsigned char iv[TLS_CIPHER_AES_GCM_128_IV_SIZE];