diff options
| author |   Florin Coras <fcoras@cisco.com> | 2023-06-27 19:45:59 -0700 |
|---|---|---|
| committer | Florin Coras <fcoras@cisco.com> | 2023-06-27 20:34:21 -0700 |
| commit | c8767c42aadb5bd63206e117673991ef799e2d18 (patch) | |
| tree | bcf39620e408a8580aa11b4b38f80d1fd1aea4db /src/vnet/session/session.h | |
| parent | 31eaea9eef0594117e83733aa01f8bbda940e4da (diff) | |
session udp: add len check for tx dgrams
Type: fix
Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I35391fb8c39defbe0e57a241a357c3c98e8cef54
Diffstat (limited to 'src/vnet/session/session.h')
| -rw-r--r-- | src/vnet/session/session.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/vnet/session/session.h b/src/vnet/session/session.h index e92b1f079d6..10bae273d85 100644 --- a/src/vnet/session/session.h +++ b/src/vnet/session/session.h @@ -582,6 +582,19 @@ transport_rx_fifo_has_ooo_data (transport_connection_t * tc) return svm_fifo_has_ooo_data (s->rx_fifo); } +always_inline u32 +transport_tx_fifo_has_dgram (transport_connection_t *tc) +{ + session_t *s = session_get (tc->s_index, tc->thread_index); + u32 max_deq = svm_fifo_max_dequeue_cons (s->tx_fifo); + session_dgram_pre_hdr_t phdr; + + if (max_deq <= sizeof (session_dgram_hdr_t)) + return 0; + svm_fifo_peek (s->tx_fifo, 0, sizeof (phdr), (u8 *) &phdr); + return max_deq >= phdr.data_length + sizeof (session_dgram_hdr_t); +} + always_inline void transport_rx_fifo_req_deq_ntf (transport_connection_t *tc) { |