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net: tcp/udp/icmp/icmpv6 add FIONSPACE support

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Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
This commit is contained in:
zhanghongyu
2022-03-31 11:40:08 +08:00
committed by Xiang Xiao
parent 931a64717a
commit c50d7e174f
16 changed files with 362 additions and 80 deletions
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net/udp/udp_sendto_buffered.c
+1 -35
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@@ -104,40 +104,6 @@ static uint16_t sendto_eventhandler(FAR struct net_driver_s *dev,
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: udp_inqueue_wrb_size
*
* Description:
* Get the in-queued write buffer size from connection
*
* Input Parameters:
* conn - The UDP connection of interest
*
* Assumptions:
* Called from user logic with the network locked.
*
****************************************************************************/
#if CONFIG_NET_SEND_BUFSIZE > 0
static uint32_t udp_inqueue_wrb_size(FAR struct udp_conn_s *conn)
{
FAR struct udp_wrbuffer_s *wrb;
FAR sq_entry_t *entry;
uint32_t total = 0;
if (conn)
{
for (entry = sq_peek(&conn->write_q); entry; entry = sq_next(entry))
{
wrb = (FAR struct udp_wrbuffer_s *)entry;
total += wrb->wb_iob->io_pktlen;
}
}
return total;
}
#endif /* CONFIG_NET_SEND_BUFSIZE */
/****************************************************************************
* Name: sendto_writebuffer_release
*
@@ -676,7 +642,7 @@ ssize_t psock_udp_sendto(FAR struct socket *psock, FAR const void *buf,
* wait for the write buffer to be released
*/
while (udp_inqueue_wrb_size(conn) + len > conn->sndbufs)
while (udp_wrbuffer_inqueue_size(conn) + len > conn->sndbufs)
{
if (nonblock)
{