diff options
| author |   Florin Coras <fcoras@cisco.com> | 2020-04-06 21:28:59 +0000 |
|---|---|---|
| committer |   Dave Barach <openvpp@barachs.net> | 2020-04-07 14:46:47 +0000 |
| commit | ba78e2380e86926c7e29bc3538eb7ac4e78699b1 (patch) | |
| tree | f673f105517a6c63a75574cb597f61b966366570 /src/vnet/session/application_interface.h | |
| parent | 59fea5a6a3fafe0a5a0d2f543db53af790013e3a (diff) | |
udp session: jumbo frames and configurable mtu
Type: improvement
Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I6b750bef5df0f8544e05177ccd480f87a020832d
Diffstat (limited to 'src/vnet/session/application_interface.h')
| -rw-r--r-- | src/vnet/session/application_interface.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/vnet/session/application_interface.h b/src/vnet/session/application_interface.h index b410c638155..d09432d0b52 100644 --- a/src/vnet/session/application_interface.h +++ b/src/vnet/session/application_interface.h @@ -694,8 +694,13 @@ app_recv_dgram_raw (svm_fifo_t * f, u8 * buf, u32 len, svm_fifo_peek (f, 0, sizeof (ph), (u8 *) & ph); ASSERT (ph.data_length >= ph.data_offset); - svm_fifo_peek (f, sizeof (ph), sizeof (*at), (u8 *) at); + /* Check if we have the full dgram */ + if (max_deq < (ph.data_length + SESSION_CONN_HDR_LEN) + && len >= ph.data_length) + return 0; + + svm_fifo_peek (f, sizeof (ph), sizeof (*at), (u8 *) at); len = clib_min (len, ph.data_length - ph.data_offset); rv = svm_fifo_peek (f, ph.data_offset + SESSION_CONN_HDR_LEN, len, buf); if (peek) |