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libmemif: add support for buffer size

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Type: improvement

buffer size can be configurable:
./test_app -b 9216

Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Change-Id: Id77f6baac27d45dec3d5b7ea8a9a53acf2a302fc
This commit is contained in:
Mohsin Kazmi
2023-07-27 16:58:41 +00:00
committed by Beno�t Ganne
parent 054229ebbd
commit c709f2cd9d
1 changed files with 11 additions and 2 deletions
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13
extras/libmemif/examples/test_app/main.c
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@ -102,7 +102,7 @@ on_interrupt (memif_conn_handle_t conn, void *private_ctx, uint16_t qid)
{
/* allocate tx buffers */
err = memif_buffer_alloc (s->conn, s->tx_qid, s->tx_bufs, r->rx_buf_num,
&s->tx_buf_num, 2048);
&s->tx_buf_num, s->buffer_size);
/* suppress full ring error MEMIF_ERR_NOBUF_RING */
if (err != MEMIF_ERR_SUCCESS && err != MEMIF_ERR_NOBUF_RING)
{
@ -114,6 +114,7 @@ on_interrupt (memif_conn_handle_t conn, void *private_ctx, uint16_t qid)
for (i = 0; i < s->tx_buf_num; i++)
{
memcpy (s->tx_bufs[i].data, r->rx_bufs[i].data, r->rx_bufs[i].len);
s->tx_bufs[i].flags = r->rx_bufs[i].flags;
s->tx_bufs[i].len = r->rx_bufs[i].len;
}
@ -183,6 +184,7 @@ print_help ()
"path. Default: /run/vpp/memif.sock\n");
printf ("\t-i\tInterface id. Default: 0\n");
printf ("\t-t\tInterface id2. Default: 1\n");
printf ("\t-b\tBuffer Size. Default: 2048\n");
printf ("\t-h\tShow help and exit.\n");
printf ("\t-v\tShow libmemif and memif version information and exit.\n");
}
@ -205,7 +207,7 @@ main (int argc, char *argv[])
memset (&intf0, 0, sizeof (intf0));
memset (&intf1, 0, sizeof (intf1));
while ((opt = getopt (argc, argv, "rsithv")) != -1)
while ((opt = getopt (argc, argv, "r:s:i:t:b:h:v")) != -1)
{
switch (opt)
{
@ -233,6 +235,9 @@ main (int argc, char *argv[])
case 't':
id1 = atoi (optarg);
break;
case 'b':
intf1.buffer_size = intf0.buffer_size = atoi (optarg);
break;
case 'h':
print_help ();
return 0;
@ -274,6 +279,10 @@ main (int argc, char *argv[])
strncpy (memif_conn_args.interface_name, IF_NAME0,
sizeof (memif_conn_args.interface_name));
memif_conn_args.is_master = is_master;
if (intf0.buffer_size)
memif_conn_args.buffer_size = intf0.buffer_size;
else
memif_conn_args.buffer_size = intf0.buffer_size = intf1.buffer_size = 2048;
err = memif_create (&intf0.conn, &memif_conn_args, on_connect, on_disconnect,
on_interrupt, (void *) &intf0);