* Refactor netebpfext (#1351)
* refactor netebpfext to allow unit and fuzzing
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Normalize parameter casing
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Normalize types
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Fix release build
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Fix CMake build
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Fix NetEbpfExt_headers CMake target
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Rename unit to user
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Switch netebpfext_unit -> netebpfext_user
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Flesh out kernel thunk
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* More canonical naming and W4 clean
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Fix prefast issue
* Fix CMake
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Fix code analysis
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Co-authored-by: Alan Jowett <alan.jowett@microsoft.com>
* Clean up fw_thunk.h (#1369)
* Clean up fw_thunk.h
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Fix SAL annotations
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Netebpf ext unit test (#1365)
* Add netebfpext start/stop unit tests
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Update NMR thunk and expand netebpf_ext helper
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Fix code-analysis issues
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Co-authored-by: Alan Jowett <alan.jowett@microsoft.com>
* Remove duplicate NMR includes (#1370)
* Remove duplicate NMR includes
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback and more header cleanup
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Co-authored-by: Alan Jowett <alan.jowett@microsoft.com>
* Refactor NMR user mode to be thread safe (#1371)
* Refactor NMR user mode to be thread safe
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Co-authored-by: Alan Jowett <alan.jowett@microsoft.com>
* Add a unit test that tests classify_packet in user mode (#1379)
* Add packet test scaffolding
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Add test
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* More of test
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Add dummy packet to test
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Add dummy program
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Cleanup
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Fix mock NMR bug
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Temporarily add printfs
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Incorporate fix for 1378
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Fix test bug
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Add a packet-drop case to the test
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Try fixing include path
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Fix double free of workitem
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* Revert unrelated changes in ebpfcore and ebpfapi
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
Co-authored-by: Alan Jowett <alanjo@microsoft.com>
Co-authored-by: Alan Jowett <alan.jowett@microsoft.com>
* remove dependabot from the fork.
* Revert "remove dependabot from the fork."
This reverts commit c542c6cd44.
* Program info and hook NPI providers for sock_addr.
* Program info and hook NPI providers for sock_addr.
* PR Feedback.
* PR Feedback 2.
* wfp callout for sock_addr hook.
* PR Feedback.
* fix build break.
* remove dependabot from the fork.
* Revert "remove dependabot from the fork."
This reverts commit c542c6cd44.
* Program info and hook NPI providers for sock_addr.
* fix analysis break.
* PR Feedback.
* PR Feedback 2.
Previously some places had "info" and some had "information".
Both appear in dictionaries, so guidance to avoid abbreviations does not apply.
Fixes#314
Signed-off-by: Dave Thaler <dthaler@microsoft.com>
* Abstract hook registration and handle passive and dispatch
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Switch to new license header format
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Clarify memory barrier
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Add SAL annotation
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Switch to approved license header format (#268)
* Switch to approved license header format
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Add comments to clarify how the code works
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
Co-authored-by: Dave Thaler <dthaler@microsoft.com>
* Simplify names of some ebpf_result codes
* Remove _ERROR_ for consistency
* Combine EBPF_INVALID_HANDLE and EBPF_INVALID_OBJECT
* Rename EBPF_ERROR_NOT_FOUND to EBPF_KEY_NOT_FOUND for consistency with the associated description.
* Change code that returned EBPF_ERROR_NOT_FOUND for a case other than a
key, to use a different appropriate result, so the description stays correct.
Fixes#212
Signed-off-by: Dave Thaler <dthaler@ntdev.microsoft.com>
* Synchonize client detach and hook invocation
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Check for detached program before invoking
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Remove allocations from executable memory pool
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Add direction to doxygen
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Clarify use of 4096 as page size
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* PR feedback
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Update driver to return ebpf_program_data_t to verifier
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
* Fix typo in comment
Co-authored-by: Dave Thaler <dthaler@microsoft.com>
* First draft of code to serialize EBPF program info
* Add code to encode program information from extension
Signed-off-by: Alan Jowett <alanjo@microsoft.com>
Dave Thaler
Shankar Seal
Alan Jowett