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path: root/src/vnet/udp/udp_inlines.h
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2022-09-30udp: add udp encap source port entropy supportVladislav Grishenko1-5/+74
Encode entropy value in UDP source port when requested per RFC 7510. CLI already has "src-port-is-entropy", use zero UDP source port in API to avoid breaking changes, since zero port is not something to be used in wild. Also, mark UDP encapsualtion API as mp-safe as already done for CLI. Type: feature Change-Id: Ieb61ee11e058179ed566ff1f251a3391eb169d52 Signed-off-by: Vladislav Grishenko <themiron@yandex-team.ru>
2022-05-05udp: remove buggy assert in udp encapBenoît Ganne1-2/+0
It looks like in a distant past we were using a vnet_rewrite but this no longer the case. Type: fix Change-Id: Ib8d336aec7d5abd7749f543739f531144e76e551 Signed-off-by: Benoît Ganne <bganne@cisco.com>
2022-04-04vppinfra: make _vec_len() read-onlyDamjan Marion1-1/+1
Use of _vec_len() to set vector length breaks address sanitizer. Users should use vec_set_len(), vec_inc_len(), vec_dec_len () instead. Type: improvement Change-Id: I441ae948771eb21c23a61f3ff9163bdad74a2cb8 Signed-off-by: Damjan Marion <damarion@cisco.com>
2022-03-30udp: fix inner packet checksum calculation in udp-encapMauro Sardara1-9/+21
When computing the inner packet checksum, the code wrongly assumes that the IP version of the inner packet is the same of the outer one. On the contrary, it is perfectly possible to encapsulate v6 packets into v4 and viceversa, so we need to check the IP format of the inner header before calling vnet_calc_checksums_inline. Ticket: VPP-2020 Type: fix Signed-off-by: Mauro Sardara <msardara@cisco.com> Change-Id: Ia4515563c164f6dd5096832c831a48cb0a29b3ad Signed-off-by: Mauro Sardara <msardara@cisco.com>
2021-06-01udp: calculate inner checksums if needed before udp encapArthur de Kerhor1-0/+6
We do not want to encap headers containing wrong checksums. Additionnally, this clears the checksums offlads flags, which was something missing since the outer headers checksums were calculated during the encap. Hence, those should not be recalculated afterwards. Type: fix Change-Id: I7fd07987b4f13f76c6990a1c08dc2f960bdd8de1 Signed-off-by: Arthur de Kerhor <arthurdekerhor@gmail.com>
2021-02-15vlib: refactor checksum offload supportMohsin Kazmi1-1/+1
Type: refactor This patch refactors the offload flags in vlib_buffer_t. There are two main reasons behind this refactoring. First, offload flags are insufficient to represent outer and inner headers offloads. Second, room for these flags in first cacheline of vlib_buffer_t is also limited. This patch introduces a generic offload flag in first cacheline. And detailed offload flags in 2nd cacheline of the structure for performance optimization. Change-Id: Icc363a142fb9208ec7113ab5bbfc8230181f6004 Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
2020-10-21misc: minimize dependencies on udp.hFlorin Coras1-0/+231
Type: improvement Signed-off-by: Florin Coras <fcoras@cisco.com> Change-Id: Id13f33843b230a1d169560742c4f7b2dc17d8718