static int
parse_arg_rsz(const char *arg) {
if (strnlen(arg, APP_ARG_RSZ_CHARS + 1) == APP_ARG_RSZ_CHARS + 1) {
return -1;
}
if (str_to_unsigned_vals(arg, APP_ARG_RSZ_CHARS, ',', 4,
&app.nic_rx_ring_size,
&app.ring_rx_size,
&app.ring_tx_size,
&app.nic_tx_ring_size) != 4) {
return -2;
}
if ((app.nic_rx_ring_size == 0) ||
(app.nic_tx_ring_size == 0) ||
(app.ring_rx_size == 0) ||
(app.ring_tx_size == 0)) {
return -3;
}
return 0;
}
static int
parse_arg_tx(const char *arg)
{
const char *p0 = arg, *p = arg;
uint32_t n_tuples;
if (strnlen(arg, APP_ARG_TX_MAX_CHARS + 1) == APP_ARG_TX_MAX_CHARS + 1) {
return -1;
}
n_tuples = 0;
while ((p = strchr(p0,'(')) != NULL) {
struct app_lcore_params *lp;
uint32_t port, lcore, i;
p0 = strchr(p++, ')');
if ((p0 == NULL) ||
(str_to_unsigned_vals(p, p0 - p, ',', 2, &port, &lcore) != 2)) {
return -2;
}
/* Enable port and queue for later initialization */
if (port >= APP_MAX_NIC_PORTS) {
return -3;
}
if (app.nic_tx_port_mask[port] != 0) {
return -4;
}
app.nic_tx_port_mask[port] = 1;
/* Check and assign (port, queue) to I/O lcore */
if (rte_lcore_is_enabled(lcore) == 0) {
return -5;
}
if (lcore >= APP_MAX_LCORES) {
return -6;
}
lp = &app.lcore_params[lcore];
if (lp->type == e_APP_LCORE_WORKER) {
return -7;
}
lp->type = e_APP_LCORE_IO;
for (i = 0; i < lp->io.tx.n_nic_ports; i ++) {
if (lp->io.tx.nic_ports[i] == port) {
return -8;
}
}
if (lp->io.tx.n_nic_ports >= APP_MAX_NIC_TX_PORTS_PER_IO_LCORE) {
return -9;
}
lp->io.tx.nic_ports[lp->io.tx.n_nic_ports] = (uint8_t) port;
lp->io.tx.n_nic_ports ++;
n_tuples ++;
if (n_tuples > APP_ARG_TX_MAX_TUPLES) {
return -10;
}
}
if (n_tuples == 0) {
return -11;
}
return 0;
}
static int
parse_arg_bsz(const char *arg) {
const char *p = arg, *p0;
if (strnlen(arg, APP_ARG_BSZ_CHARS + 1) == APP_ARG_BSZ_CHARS + 1) {
return -1;
}
p0 = strchr(p++, ')');
if ((p0 == NULL) ||
(str_to_unsigned_vals(p, (size_t)(p0 - p), ',', 2,
&app.burst_size_io_rx_read,
&app.burst_size_io_rx_write) != 2)) {
return -2;
}
p = strchr(p0, '(');
if (p == NULL) {
return -3;
}
p0 = strchr(p++, ')');
if ((p0 == NULL) ||
(str_to_unsigned_vals(p, (size_t)(p0 - p), ',', 2,
&app.burst_size_worker_read,
&app.burst_size_worker_write) != 2)) {
return -4;
}
p = strchr(p0, '(');
if (p == NULL) {
return -5;
}
p0 = strchr(p++, ')');
if ((p0 == NULL) ||
(str_to_unsigned_vals(p, (size_t)(p0 - p), ',', 2,
&app.burst_size_io_tx_read,
&app.burst_size_io_tx_write) != 2)) {
return -6;
}
if ((app.burst_size_io_rx_read == 0) ||
(app.burst_size_io_rx_write == 0) ||
(app.burst_size_worker_read == 0) ||
(app.burst_size_worker_write == 0) ||
(app.burst_size_io_tx_read == 0) ||
(app.burst_size_io_tx_write == 0)) {
return -7;
}
if ((app.burst_size_io_rx_read > APP_MBUF_ARRAY_SIZE) ||
(app.burst_size_io_rx_write > APP_MBUF_ARRAY_SIZE) ||
(app.burst_size_worker_read > APP_MBUF_ARRAY_SIZE) ||
(app.burst_size_worker_write > APP_MBUF_ARRAY_SIZE) ||
((2 * app.burst_size_io_tx_read) > APP_MBUF_ARRAY_SIZE) ||
(app.burst_size_io_tx_write > APP_MBUF_ARRAY_SIZE)) {
return -8;
}
return 0;
}
static int
parse_arg_rx(const char *arg) {
const char *p0 = arg, *p = arg;
uint32_t n_tuples;
if (strnlen(arg, APP_ARG_RX_MAX_CHARS + 1) == APP_ARG_RX_MAX_CHARS + 1) {
return -1;
}
n_tuples = 0;
while ((p = strchr(p0,'(')) != NULL) {
struct app_lcore_params *lp;
const char *p1, *p2;
uint32_t port, queue, lcore, i, queue_min, queue_max;
p0 = strchr(p++, ')');
if (p0 == NULL) {
return -2;
}
if (str_to_unsigned_vals(p, (size_t)(p0 - p), ',', 3,
&port, &queue, &lcore) != 3) {
p1 = strchr(p, ',');
if (p1++ == NULL) {
return -2;
}
port = atoi(p);
p2 = strchr(p1, ',');
if (p2 == NULL ||
str_to_unsigned_vals(p1, (size_t)(p2 - p1), '-', 2,
&queue_min, &queue_max) != 2) {
return -2;
}
p2++;
lcore = atoi(p2);
if (queue_min > queue_max) {
return -2;
}
} else {
queue_min = queue_max = queue;
}
/* Enable port and queue for later initialization */
for (queue = queue_min; queue <= queue_max; queue++) {
if ((port >= APP_MAX_NIC_PORTS) ||
(queue >= APP_MAX_RX_QUEUES_PER_NIC_PORT)) {
return -3;
}
if (app.nic_rx_queue_mask[port][queue] != NIC_RX_QUEUE_UNCONFIGURED) {
return -4;
}
app.nic_rx_queue_mask[port][queue] = NIC_RX_QUEUE_ENABLED;
/* Check and assign (port, queue) to I/O lcore */
if (rte_lcore_is_enabled(lcore) == 0) {
return -5;
}
if (lcore >= APP_MAX_LCORES) {
return -6;
}
lp = &app.lcore_params[lcore];
if (lp->type == e_APP_LCORE_WORKER) {
return -7;
}
lp->type = e_APP_LCORE_IO;
for (i = 0; i < lp->io.rx.n_nic_queues; i ++) {
if ((lp->io.rx.nic_queues[i].port == port) &&
(lp->io.rx.nic_queues[i].queue == queue)) {
return -8;
}
}
if (lp->io.rx.n_nic_queues >= APP_MAX_NIC_RX_QUEUES_PER_IO_LCORE) {
return -9;
}
lp->io.rx.nic_queues[lp->io.rx.n_nic_queues].port = (uint8_t) port;
lp->io.rx.nic_queues[lp->io.rx.n_nic_queues].queue = (uint8_t) queue;
lp->io.rx.n_nic_queues ++;
}
n_tuples ++;
if (n_tuples > APP_ARG_RX_MAX_TUPLES) {
return -10;
}
}
if (n_tuples == 0) {
return -11;
}
return 0;
}