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Merge branch 'feature/lwip-rcvbuf-option' into 'master'

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add menuconfig option to enable SO_RCVBUF

This option is required by Arduino and enables netconn connection to be queried for amount of data available in the rx buffer.

See merge request !372
This commit is contained in:
Ivan Grokhotkov 2017-01-07 18:45:37 +08:00
parent 4f909b8ecc 0feb3633fc
commit 0efaa4f4b8
2 changed files with 7 additions and 1 deletions
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6
components/lwip/Kconfig
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@ -40,6 +40,12 @@ config LWIP_SO_REUSE
Enabling this option allows binding to a port which remains in
TIME_WAIT.
config LWIP_SO_RCVBUF
bool "Enable SO_RCVBUF option"
default 0
help
Enabling this option allows checking for available data on a netconn.
config LWIP_DHCP_MAX_NTP_SERVERS
int "Maximum number of NTP servers"
default 1

2
components/lwip/include/lwip/port/lwipopts.h
View file

@ -440,7 +440,7 @@
/**
* LWIP_SO_RCVBUF==1: Enable SO_RCVBUF processing.
*/
#define LWIP_SO_RCVBUF 0
#define LWIP_SO_RCVBUF CONFIG_LWIP_SO_RCVBUF
/**
* SO_REUSE==1: Enable SO_REUSEADDR option.