MAX_PAYLOAD_LEN
static char buf[MAX_PAYLOAD_LEN];
static char _buf[MAX_HEADER_LEN + MAX_PAYLOAD_LEN];
if (cfg_payload_len > MAX_PAYLOAD_LEN)
static char _buf[MAX_HEADER_LEN + MAX_PAYLOAD_LEN];
cfg_payload_len = rand() % MAX_PAYLOAD_LEN;