diff options
| author | Balasubramanian Manoharan <bala.manoharan@linaro.org> | 2016-01-07 21:55:53 +0530 |
|---|---|---|
| committer | Maxim Uvarov <maxim.uvarov@linaro.org> | 2016-02-08 20:45:25 +0300 |
| commit | c77eb3333fa86768068eac80ad9013cd84a2f273 (patch) | |
| tree | 6b09a9d2198e6d98ac38c8672b637041c1cae021 /platform | |
| parent | a8779116291a868e4e57bb610c1d82d5e737d648 (diff) | |
linux-generic: classification: implement verify_pmr_dmac
Implements Ethernet destination mac address verification
Signed-off-by: Balasubramanian Manoharan <bala.manoharan@linaro.org>
Reviewed-and-tested-by: Bill Fischofer <bill.fischofer@linaro.org>
Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>
Diffstat (limited to 'platform')
| -rw-r--r-- | platform/linux-generic/include/odp_classification_inlines.h | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/platform/linux-generic/include/odp_classification_inlines.h b/platform/linux-generic/include/odp_classification_inlines.h index 5f0b564f7..96cf77ee2 100644 --- a/platform/linux-generic/include/odp_classification_inlines.h +++ b/platform/linux-generic/include/odp_classification_inlines.h @@ -154,11 +154,28 @@ static inline int verify_pmr_udp_sport(const uint8_t *pkt_addr, return 0; } -static inline int verify_pmr_dmac(const uint8_t *pkt_addr ODP_UNUSED, - odp_packet_hdr_t *pkt_hdr ODP_UNUSED, - pmr_term_value_t *term_value ODP_UNUSED) +static inline int verify_pmr_dmac(const uint8_t *pkt_addr, + odp_packet_hdr_t *pkt_hdr, + pmr_term_value_t *term_value) { - ODP_UNIMPLEMENTED(); + uint64_t dmac = 0; + uint64_t dmac_be = 0; + const odph_ethhdr_t *eth; + + if (!pkt_hdr->input_flags.eth) + return 0; + + eth = (const odph_ethhdr_t *)(pkt_addr + pkt_hdr->l2_offset); + memcpy(&dmac_be, eth->dst.addr, ODPH_ETHADDR_LEN); + dmac = odp_be_to_cpu_64(dmac_be); + /* since we are converting a 48 bit ethernet address from BE to cpu + format using odp_be_to_cpu_64() the last 16 bits needs to be right + shifted */ + if (dmac_be != dmac) + dmac = dmac >> (64 - (ODPH_ETHADDR_LEN * 8)); + + if (term_value->val == (dmac & term_value->mask)) + return 1; return 0; } |