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Merge branch 'bugfix/ipv6_fragment_for_4.2' into 'release/v4.2'

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lw-ip:fix bug for ipv6 fragment(backport 4.2)

See merge request espressif/esp-idf!9583
This commit is contained in:
Jiang Jiang Jian 2020-07-21 12:11:34 +08:00
commit 53e8857849
3 changed files with 38 additions and 11 deletions
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25
components/lwip/Kconfig
View File

@ -123,18 +123,31 @@ menu "LWIP"
Enabling this option allows checking for the destination address
of a received IPv4 Packet.
config LWIP_IP_FRAG
bool "Enable fragment outgoing IP packets"
config LWIP_IP4_FRAG
bool "Enable fragment outgoing IP4 packets"
default y
help
Enabling this option allows fragmenting outgoing IP packets if their size
Enabling this option allows fragmenting outgoing IP4 packets if their size
exceeds MTU.
config LWIP_IP_REASSEMBLY
bool "Enable reassembly incoming fragmented IP packets"
config LWIP_IP6_FRAG
bool "Enable fragment outgoing IP6 packets"
default y
help
Enabling this option allows fragmenting outgoing IP6 packets if their size
exceeds MTU.
config LWIP_IP4_REASSEMBLY
bool "Enable reassembly incoming fragmented IP4 packets"
default n
help
Enabling this option allows reassemblying incoming fragmented IP packets.
Enabling this option allows reassemblying incoming fragmented IP4 packets.
config LWIP_IP6_REASSEMBLY
bool "Enable reassembly incoming fragmented IP6 packets"
default n
help
Enabling this option allows reassemblying incoming fragmented IP6 packets.
config LWIP_IP_FORWARD
bool "Enable IP forwarding"

2
components/lwip/lwip

@ -1 +1 @@
Subproject commit 64b640ecae5a6ce510814944d75e9ff408d3fc8d
Subproject commit 5b2072ebb82e606ed1d0ae1345742716d6499e7e

22
components/lwip/port/esp32/include/lwipopts.h
View File

@ -157,18 +157,32 @@
--------------------------------
*/
/**
* IP_REASSEMBLY==1: Reassemble incoming fragmented IP packets. Note that
* IP_REASSEMBLY==1: Reassemble incoming fragmented IP4 packets. Note that
* this option does not affect outgoing packet sizes, which can be controlled
* via IP_FRAG.
*/
#define IP_REASSEMBLY CONFIG_LWIP_IP_REASSEMBLY
#define IP_REASSEMBLY CONFIG_LWIP_IP4_REASSEMBLY
/**
* IP_FRAG==1: Fragment outgoing IP packets if their size exceeds MTU. Note
* LWIP_IPV6_REASS==1: reassemble incoming IP6 packets that fragmented. Note that
* this option does not affect outgoing packet sizes, which can be controlled
* via LWIP_IPV6_FRAG.
*/
#define LWIP_IPV6_REASS CONFIG_LWIP_IP6_REASSEMBLY
/**
* IP_FRAG==1: Fragment outgoing IP4 packets if their size exceeds MTU. Note
* that this option does not affect incoming packet sizes, which can be
* controlled via IP_REASSEMBLY.
*/
#define IP_FRAG CONFIG_LWIP_IP_FRAG
#define IP_FRAG CONFIG_LWIP_IP4_FRAG
/**
* LWIP_IPV6_FRAG==1: Fragment outgoing IP6 packets if their size exceeds MTU. Note
* that this option does not affect incoming packet sizes, which can be
* controlled via IP_REASSEMBLY.
*/
#define LWIP_IPV6_FRAG CONFIG_LWIP_IP6_FRAG
/**
* IP_REASS_MAXAGE: Maximum time (in multiples of IP_TMR_INTERVAL - so seconds, normally)