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Robert Lubos a909b538dc net: ipv4: Rework source address matching for LL addresses
Currently we blindly return the LL address found on the default
interface or else on the first interface that has a valid LL address
configured.

This doesn't work well, if different interfaces have LL addresses
configured with a different subnet mask. Therefore, instead of blindly
selecting the address based on the first LL address encountered, use
net_if_ipv4_get_best_match() function for LL addresses to find the best
match for the given interface.

The rework takes into account current behavior, i. e. default interface
still gets the preference if there is no better candidate.

Signed-off-by: Robert Lubos <robert.lubos@nordicsemi.no>
2024-11-29 11:44:39 +01:00
.github ci: compliance: Rebase on the target branch before running compliance 2024-11-27 06:57:52 -05:00
arch arch: Let CONFIG_IRQ_OFFLOAD_NESTED be overridable 2024-11-28 20:51:50 +01:00
boards boards: microchip: remove CONFIG_PINCTRL=y entries 2024-11-29 05:41:53 +01:00
cmake device: export CMake pre-load from device subsystem enumeration script 2024-11-27 08:15:22 +01:00
doc doc: devicetree: clarify child node disabling 2024-11-28 15:44:43 +00:00
drivers drivers: udc_dwc2: Wait for USBHS clock start 2024-11-29 11:44:26 +01:00
dts dts: arm: rakwireless: add RAK3172 LoRaWAN module 2024-11-28 20:52:54 +01:00
include/zephyr wifi: Update help/notes for forcing regulatory domain 2024-11-29 05:42:03 +01:00
kernel kernel/sched: Eliminate PRESTART thread state 2024-11-27 10:38:05 -05:00
lib posix: clock: partially reformat __z_clock_nanosleep 2024-11-28 15:41:32 +00:00
misc cmake: modules: dts: use devicetree stub file 2023-10-20 12:18:17 -07:00
modules modules: hostap: fix eap server ttls macro typo 2024-11-28 20:53:41 +01:00
samples samples, tests: lora: remove CONFIG_SPI|GPIO=y 2024-11-28 20:53:11 +01:00
scripts twister: testplan: fix robot filter when there is no simulator 2024-11-28 15:43:48 +00:00
share sysbuild: Add missing option for MCUboot encryption support 2024-10-30 08:54:33 -05:00
snippets dts: bindings: arm: nordic: tddconf: Add etrbuffer 2024-11-26 14:45:22 +00:00
soc soc: microchip: mec*: remove redundant PINCTRL/GPIO defconfigs 2024-11-29 05:41:53 +01:00
submanifests submanifests: optional: rust: Limit build targets 2024-11-13 13:36:17 -06:00
subsys net: ipv4: Rework source address matching for LL addresses 2024-11-29 11:44:39 +01:00
tests tests: net: ip-addr: Add test case for an IPv4 LL address selection 2024-11-29 11:44:39 +01:00
.checkpatch.conf checkpatch: ignore EXPORT_SYMBOL 2024-04-05 12:19:36 +02:00
.clang-format clang-format: add entry for SYS_SEM_LOCK() 2024-10-03 17:07:05 +01:00
.codechecker.yml tests: Add a CodeChecker config file 2024-09-12 10:04:05 +02:00
.codecov.yml yamllint: fix all yamllint comments errors 2023-01-04 01:16:45 +09:00
.editorconfig editorconfig: Improve verbosity 2022-04-28 08:55:39 -04:00
.gitattributes
.gitignore scripts: ci: check_compliance: Add python lint/format check 2024-11-19 18:36:54 -05:00
.gitlint gitlint: do not allow treewide as an area in commit messages 2024-04-10 09:22:24 +02:00
.mailmap mailmap: missing entry for Manuel Argüelles 2024-08-05 18:36:50 -04:00
.ruff-excludes.toml doc: _scripts: conf: apply ruff lint rules 2024-11-26 15:43:52 -05:00
.ruff.toml scripts: ci: Add ruff configuration files 2024-11-19 18:36:54 -05:00
.yamllint scripts: compliance: add support for YAMLLint 2023-01-04 17:29:23 +01:00
CMakeLists.txt device: export CMake pre-load from device subsystem enumeration script 2024-11-27 08:15:22 +01:00
CODE_OF_CONDUCT.md coc: Update Code of Conduct to latest Contributor Covenant 2023-12-21 09:38:23 +00:00
CODEOWNERS CODEOWNERS: add codeowner for SOF with Zephyr on AMD ACP_6_0. 2024-11-19 17:53:11 -05:00
CONTRIBUTING.rst
Kconfig
Kconfig.constants kconfig: Add variables for integer constants 2024-07-27 20:49:15 +03:00
Kconfig.zephyr kconfig: assume the host libc provides POSIX reentrant functions 2024-11-23 20:12:02 -05:00
LICENSE
MAINTAINERS.yml tests: drivers: build_all: Add a build_all test for usb 2024-11-26 15:44:52 -05:00
README.rst README: drop the stray link underscores between badges 2024-09-26 15:20:39 +01:00
SDK_VERSION SDK_VERSION: Use Zephyr SDK 0.17.0 2024-10-22 19:04:37 -04:00
VERSION release: Zephyr v4.0.99 2024-11-16 13:40:34 +01:00
version.h.in version.h.in: Do not use @template@ 2024-05-24 18:05:41 -04:00
west.yml manifest: tf-m: update revision to include a fix 2024-11-27 16:40:47 -05:00
zephyr-env.cmd
zephyr-env.sh

.. raw:: html

   <a href="https://www.zephyrproject.org">
     <p align="center">
       <picture>
         <source media="(prefers-color-scheme: dark)" srcset="doc/_static/images/logo-readme-dark.svg">
         <source media="(prefers-color-scheme: light)" srcset="doc/_static/images/logo-readme-light.svg">
         <img src="doc/_static/images/logo-readme-light.svg">
       </picture>
     </p>
   </a>

   <a href="https://bestpractices.coreinfrastructure.org/projects/74"><img src="https://bestpractices.coreinfrastructure.org/projects/74/badge"></a>
   <a href="https://scorecard.dev/viewer/?uri=github.com/zephyrproject-rtos/zephyr"><img src="https://api.securityscorecards.dev/projects/github.com/zephyrproject-rtos/zephyr/badge"></a>
   <a href="https://github.com/zephyrproject-rtos/zephyr/actions/workflows/twister.yaml?query=branch%3Amain"><img src="https://github.com/zephyrproject-rtos/zephyr/actions/workflows/twister.yaml/badge.svg?event=push"></a>


The Zephyr Project is a scalable real-time operating system (RTOS) supporting
multiple hardware architectures, optimized for resource constrained devices,
and built with security in mind.

The Zephyr OS is based on a small-footprint kernel designed for use on
resource-constrained systems: from simple embedded environmental sensors and
LED wearables to sophisticated smart watches and IoT wireless gateways.

The Zephyr kernel supports multiple architectures, including ARM (Cortex-A,
Cortex-R, Cortex-M), Intel x86, ARC, Nios II, Tensilica Xtensa, and RISC-V,
SPARC, MIPS, and a large number of `supported boards`_.

.. below included in doc/introduction/introduction.rst


Getting Started
***************

Welcome to Zephyr! See the `Introduction to Zephyr`_ for a high-level overview,
and the documentation's `Getting Started Guide`_ to start developing.

.. start_include_here

Community Support
*****************

Community support is provided via mailing lists and Discord; see the Resources
below for details.

.. _project-resources:

Resources
*********

Here's a quick summary of resources to help you find your way around:

Getting Started
---------------

  | 📖 `Zephyr Documentation`_
  | 🚀 `Getting Started Guide`_
  | 🙋🏽 `Tips when asking for help`_
  | 💻 `Code samples`_

Code and Development
--------------------

  | 🌐 `Source Code Repository`_
  | 📦 `Releases`_
  | 🤝 `Contribution Guide`_

Community and Support
---------------------

  | 💬 `Discord Server`_ for real-time community discussions
  | 📧 `User mailing list (users@lists.zephyrproject.org)`_
  | 📧 `Developer mailing list (devel@lists.zephyrproject.org)`_
  | 📬 `Other project mailing lists`_
  | 📚 `Project Wiki`_

Issue Tracking and Security
---------------------------

  | 🐛 `GitHub Issues`_
  | 🔒 `Security documentation`_
  | 🛡️ `Security Advisories Repository`_
  | ⚠️ Report security vulnerabilities at vulnerabilities@zephyrproject.org

Additional Resources
--------------------
  | 🌐 `Zephyr Project Website`_
  | 📺 `Zephyr Tech Talks`_

.. _Zephyr Project Website: https://www.zephyrproject.org
.. _Discord Server: https://chat.zephyrproject.org
.. _supported boards: https://docs.zephyrproject.org/latest/boards/index.html
.. _Zephyr Documentation: https://docs.zephyrproject.org
.. _Introduction to Zephyr: https://docs.zephyrproject.org/latest/introduction/index.html
.. _Getting Started Guide: https://docs.zephyrproject.org/latest/develop/getting_started/index.html
.. _Contribution Guide: https://docs.zephyrproject.org/latest/contribute/index.html
.. _Source Code Repository: https://github.com/zephyrproject-rtos/zephyr
.. _GitHub Issues: https://github.com/zephyrproject-rtos/zephyr/issues
.. _Releases: https://github.com/zephyrproject-rtos/zephyr/releases
.. _Project Wiki: https://github.com/zephyrproject-rtos/zephyr/wiki
.. _User mailing list (users@lists.zephyrproject.org): https://lists.zephyrproject.org/g/users
.. _Developer mailing list (devel@lists.zephyrproject.org): https://lists.zephyrproject.org/g/devel
.. _Other project mailing lists: https://lists.zephyrproject.org/g/main/subgroups
.. _Code samples: https://docs.zephyrproject.org/latest/samples/index.html
.. _Security documentation: https://docs.zephyrproject.org/latest/security/index.html
.. _Security Advisories Repository: https://github.com/zephyrproject-rtos/zephyr/security
.. _Tips when asking for help: https://docs.zephyrproject.org/latest/develop/getting_started/index.html#asking-for-help
.. _Zephyr Tech Talks: https://www.zephyrproject.org/tech-talks