From: Dmitry Eremin-Solenikov <[email protected]> Don't barf on IP-in-IP packets parsing, just ignore L4 (=L3) header.
Signed-off-by: Dmitry Eremin-Solenikov <[email protected]> --- /** Email created from pull request 81 (lumag:ipsec-packet-impl-2) ** https://github.com/Linaro/odp/pull/81 ** Patch: https://github.com/Linaro/odp/pull/81.patch ** Base sha: 7fa8e2c97ed18f8dd6e95cbc78b7e668ccb98869 ** Merge commit sha: d0f4ea10655492b00c1a40e85a0ba837f06f97c5 **/ platform/linux-generic/include/protocols/ip.h | 1 + platform/linux-generic/odp_packet.c | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/platform/linux-generic/include/protocols/ip.h b/platform/linux-generic/include/protocols/ip.h index 2b34a753..0fc391ab 100644 --- a/platform/linux-generic/include/protocols/ip.h +++ b/platform/linux-generic/include/protocols/ip.h @@ -158,6 +158,7 @@ typedef struct ODP_PACKED { * @{*/ #define _ODP_IPPROTO_HOPOPTS 0x00 /**< IPv6 hop-by-hop options */ #define _ODP_IPPROTO_ICMPv4 0x01 /**< Internet Control Message Protocol (1) */ +#define _ODP_IPPROTO_IPIP 0x04 /**< IP Encapsulation within IP (4) */ #define _ODP_IPPROTO_TCP 0x06 /**< Transmission Control Protocol (6) */ #define _ODP_IPPROTO_UDP 0x11 /**< User Datagram Protocol (17) */ #define _ODP_IPPROTO_ROUTE 0x2B /**< IPv6 Routing header (43) */ diff --git a/platform/linux-generic/odp_packet.c b/platform/linux-generic/odp_packet.c index 1d09fe80..2b2db752 100644 --- a/platform/linux-generic/odp_packet.c +++ b/platform/linux-generic/odp_packet.c @@ -2385,6 +2385,10 @@ int packet_parse_common_l3_l4(packet_parser_t *prs, const uint8_t *parseptr, prs->input_flags.icmp = 1; break; + case _ODP_IPPROTO_IPIP: + /* Do nothing */ + break; + case _ODP_IPPROTO_TCP: if (odp_unlikely(offset + _ODP_TCPHDR_LEN > seg_len)) return -1;
