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author | Luca Boccassi <luca.boccassi@gmail.com> | 2017-11-08 14:15:11 +0000 |
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committer | Luca Boccassi <luca.boccassi@gmail.com> | 2017-11-08 14:45:54 +0000 |
commit | 055c52583a2794da8ba1e85a48cce3832372b12f (patch) | |
tree | 8ceb1cb78fbb46a0f341f8ee24feb3c6b5540013 /doc/guides/sample_app_ug/l3_forward.rst | |
parent | f239aed5e674965691846e8ce3f187dd47523689 (diff) |
New upstream version 17.11-rc3
Change-Id: I6a5baa40612fe0c20f30b5fa773a6cbbac63a685
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'doc/guides/sample_app_ug/l3_forward.rst')
-rw-r--r-- | doc/guides/sample_app_ug/l3_forward.rst | 33 |
1 files changed, 7 insertions, 26 deletions
diff --git a/doc/guides/sample_app_ug/l3_forward.rst b/doc/guides/sample_app_ug/l3_forward.rst index 6a6b8fbe..19b91e27 100644 --- a/doc/guides/sample_app_ug/l3_forward.rst +++ b/doc/guides/sample_app_ug/l3_forward.rst @@ -62,28 +62,9 @@ In the sample application, hash-based forwarding supports IPv4 and IPv6. LPM-bas Compiling the Application ------------------------- -To compile the application: +To compile the sample application see :doc:`compiling`. -#. Go to the sample application directory: - - .. code-block:: console - - export RTE_SDK=/path/to/rte_sdk - cd ${RTE_SDK}/examples/l3fwd - -#. Set the target (a default target is used if not specified). For example: - - .. code-block:: console - - export RTE_TARGET=x86_64-native-linuxapp-gcc - - See the *DPDK Getting Started Guide* for possible RTE_TARGET values. - -#. Build the application: - - .. code-block:: console - - make +The application is located in the ``l3fwd`` sub-directory. Running the Application ----------------------- @@ -283,7 +264,7 @@ The get_ipv4_dst_port() function is shown below: .. code-block:: c static inline uint8_t - get_ipv4_dst_port(void *ipv4_hdr, uint8_t portid, lookup_struct_t *ipv4_l3fwd_lookup_struct) + get_ipv4_dst_port(void *ipv4_hdr, uint16_t portid, lookup_struct_t *ipv4_l3fwd_lookup_struct) { int ret = 0; union ipv4_5tuple_host key; @@ -312,7 +293,7 @@ The key code snippet of simple_ipv4_fwd_4pkts() is shown below: .. code-block:: c static inline void - simple_ipv4_fwd_4pkts(struct rte_mbuf* m[4], uint8_t portid, struct lcore_conf *qconf) + simple_ipv4_fwd_4pkts(struct rte_mbuf* m[4], uint16_t portid, struct lcore_conf *qconf) { // ... @@ -351,10 +332,10 @@ for LPM-based lookups is done by the get_ipv4_dst_port() function below: .. code-block:: c - static inline uint8_t - get_ipv4_dst_port(struct ipv4_hdr *ipv4_hdr, uint8_t portid, lookup_struct_t *ipv4_l3fwd_lookup_struct) + static inline uint16_t + get_ipv4_dst_port(struct ipv4_hdr *ipv4_hdr, uint16_t portid, lookup_struct_t *ipv4_l3fwd_lookup_struct) { uint8_t next_hop; - return (uint8_t) ((rte_lpm_lookup(ipv4_l3fwd_lookup_struct, rte_be_to_cpu_32(ipv4_hdr->dst_addr), &next_hop) == 0)? next_hop : portid); + return ((rte_lpm_lookup(ipv4_l3fwd_lookup_struct, rte_be_to_cpu_32(ipv4_hdr->dst_addr), &next_hop) == 0)? next_hop : portid); } |