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net/tcp: Make TCP_MAXRTX and TCP_MAXSYNRTX configurable

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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2022-11-05 23:38:59 +08:00 • committed by Petro Karashchenko
parent 85b4177913
commit a7e99346a1
2 changed files with 18 additions and 2 deletions
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12
include/nuttx/net/netconfig.h
View file

@ -499,7 +499,11 @@
* This should not be changed.
*/
#define TCP_MAXRTX 8
#ifdef CONFIG_NET_TCP_MAXRTX
# define TCP_MAXRTX CONFIG_NET_TCP_MAXRTX
#else
# define TCP_MAXRTX 8
#endif
/* The maximum number of times a SYN segment should be retransmitted
* before a connection request should be deemed to have been
@ -508,7 +512,11 @@
* This should not need to be changed.
*/
#define TCP_MAXSYNRTX 5
#ifdef CONFIG_NET_TCP_MAXSYNRTX
# define TCP_MAXSYNRTX CONFIG_NET_TCP_MAXSYNRTX
#else
# define TCP_MAXSYNRTX 5
#endif
/* The TCP maximum segment size. This should not be set to more than
* NETDEV_PKTSIZE(dev) - NET_LL_HDRLEN(dev) - IPvN_HDRLEN - __TCP_HDRLEN.

8
net/tcp/Kconfig
View file

@ -67,6 +67,14 @@ config NET_TCP_RTO
---help---
RTO of TCP/IP connections (all tasks)
config NET_TCP_MAXRTX
int "Maximum retransmitted number of TCP/IP data packet"
default 8
config NET_TCP_MAXSYNRTX
int "Maximum retransmitted number of TCP/IP SYN packet"
default 5
config NET_TCP_WAIT_TIMEOUT
int "TIME_WAIT Length of TCP/IP connections"
default 120