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authorVincenzo Maffione <vmaffione@FreeBSD.org>2020-11-22 09:10:12 +0000
committerVincenzo Maffione <vmaffione@FreeBSD.org>2020-11-22 09:10:12 +0000
commitecfd9756ced466e9a2af7167ddeb874fe41ae5c5 (patch)
tree98e430d8aefe233e56c65afde311ed889691b088 /tools/tools/netmap/bridge.c
parente0cb5b2a776208d70b8463c063a126893fafa101 (diff)
downloadsrc-ecfd9756ced466e9a2af7167ddeb874fe41ae5c5.tar.gz
src-ecfd9756ced466e9a2af7167ddeb874fe41ae5c5.zip
netmap: bridge: switch to libnetmap
Use the newer libnetmap (included in base) rather than the older nm_open()/nm_close() defined in netmap_user.h
Notes
Notes: svn path=/head/; revision=367931
Diffstat (limited to 'tools/tools/netmap/bridge.c')
-rw-r--r--tools/tools/netmap/bridge.c37
1 files changed, 20 insertions, 17 deletions
diff --git a/tools/tools/netmap/bridge.c b/tools/tools/netmap/bridge.c
index 6f1a6dc598c8..a10142e692c3 100644
--- a/tools/tools/netmap/bridge.c
+++ b/tools/tools/netmap/bridge.c
@@ -10,9 +10,12 @@
*/
#include <stdio.h>
-#define NETMAP_WITH_LIBS
-#include <net/netmap_user.h>
#include <sys/poll.h>
+#include <sys/ioctl.h>
+#include <signal.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <libnetmap.h>
static int verbose = 0;
@@ -32,7 +35,7 @@ sigint_h(int sig)
* how many packets on this set of queues ?
*/
static int
-pkt_queued(struct nm_desc *d, int tx)
+pkt_queued(struct nmport_d *d, int tx)
{
u_int i, tot = 0;
@@ -61,8 +64,8 @@ process_rings(struct netmap_ring *rxring, struct netmap_ring *txring,
if (rxring->flags || txring->flags)
D("%s rxflags %x txflags %x",
msg, rxring->flags, txring->flags);
- j = rxring->cur; /* RX */
- k = txring->cur; /* TX */
+ j = rxring->head; /* RX */
+ k = txring->head; /* TX */
m = nm_ring_space(rxring);
if (m < limit)
limit = m;
@@ -115,11 +118,11 @@ process_rings(struct netmap_ring *rxring, struct netmap_ring *txring,
/* move packts from src to destination */
static int
-move(struct nm_desc *src, struct nm_desc *dst, u_int limit)
+move(struct nmport_d *src, struct nmport_d *dst, u_int limit)
{
struct netmap_ring *txring, *rxring;
u_int m = 0, si = src->first_rx_ring, di = dst->first_tx_ring;
- const char *msg = (src->req.nr_flags == NR_REG_SW) ?
+ const char *msg = (src->reg.nr_flags == NR_REG_SW) ?
"host->net" : "net->host";
while (si <= src->last_rx_ring && di <= dst->last_tx_ring) {
@@ -175,7 +178,7 @@ main(int argc, char **argv)
struct pollfd pollfd[2];
int ch;
u_int burst = 1024, wait_link = 4;
- struct nm_desc *pa = NULL, *pb = NULL;
+ struct nmport_d *pa = NULL, *pb = NULL;
char *ifa = NULL, *ifb = NULL;
char ifabuf[64] = { 0 };
int loopback = 0;
@@ -252,16 +255,16 @@ main(int argc, char **argv)
} else {
/* two different interfaces. Take all rings on if1 */
}
- pa = nm_open(ifa, NULL, 0, NULL);
+ pa = nmport_open(ifa);
if (pa == NULL) {
D("cannot open %s", ifa);
return (1);
}
/* try to reuse the mmap() of the first interface, if possible */
- pb = nm_open(ifb, NULL, NM_OPEN_NO_MMAP, pa);
+ pb = nmport_open(ifb);
if (pb == NULL) {
D("cannot open %s", ifb);
- nm_close(pa);
+ nmport_close(pa);
return (1);
}
zerocopy = zerocopy && (pa->mem == pb->mem);
@@ -275,8 +278,8 @@ main(int argc, char **argv)
D("Wait %d secs for link to come up...", wait_link);
sleep(wait_link);
D("Ready to go, %s 0x%x/%d <-> %s 0x%x/%d.",
- pa->req.nr_name, pa->first_rx_ring, pa->req.nr_rx_rings,
- pb->req.nr_name, pb->first_rx_ring, pb->req.nr_rx_rings);
+ pa->hdr.nr_name, pa->first_rx_ring, pa->reg.nr_rx_rings,
+ pb->hdr.nr_name, pb->first_rx_ring, pb->reg.nr_rx_rings);
/* main loop */
signal(SIGINT, sigint_h);
@@ -320,12 +323,12 @@ main(int argc, char **argv)
pollfd[0].events,
pollfd[0].revents,
pkt_queued(pa, 0),
- NETMAP_RXRING(pa->nifp, pa->cur_rx_ring)->cur,
+ NETMAP_RXRING(pa->nifp, pa->cur_rx_ring)->head,
pkt_queued(pa, 1),
pollfd[1].events,
pollfd[1].revents,
pkt_queued(pb, 0),
- NETMAP_RXRING(pb->nifp, pb->cur_rx_ring)->cur,
+ NETMAP_RXRING(pb->nifp, pb->cur_rx_ring)->head,
pkt_queued(pb, 1)
);
if (ret < 0)
@@ -349,8 +352,8 @@ main(int argc, char **argv)
/* We don't need ioctl(NIOCTXSYNC) on the two file descriptors here,
* kernel will txsync on next poll(). */
}
- nm_close(pb);
- nm_close(pa);
+ nmport_close(pb);
+ nmport_close(pa);
return (0);
}