func()

in pkg/progs/loader.go [320:345]

• 23 lines of code
• 3 McCabe index (conditional complexity)

func (m *BpfProgram) GetBPFProgAssociatedMapsIDs(progFD int) ([]uint32, error) {
	bpfProgInfo, err := GetBPFprogInfo(progFD)

	if bpfProgInfo.NrMapIDs <= 0 {
		return nil, nil
	}
	numMaps := bpfProgInfo.NrMapIDs

	associatedMaps := make([]uint32, numMaps)
	newBpfProgInfo := BpfProgInfo{
		NrMapIDs: numMaps,
		MapIDs:   uint64(uintptr(unsafe.Pointer(&associatedMaps[0]))),
	}
	objInfo := BpfObjGetInfo{
		bpf_fd:   uint32(progFD),
		info_len: uint32(unsafe.Sizeof(newBpfProgInfo)),
		info:     uintptr(unsafe.Pointer(&newBpfProgInfo)),
	}

	err = objInfo.BpfGetProgramInfoForFD()
	if err != nil {
		log.Errorf("failed to get program Info for FD - ", progFD)
		return nil, err
	}
	return associatedMaps, nil
}