internal

Dec 18, 2024

Changes in this version

+ var ErrNotSupportedOnOS = fmt.Errorf("%w on %s", ErrNotSupported, runtime.GOOS)

+ func Between[I Integer](val, a, b I) I

+ type Integer interface

Apr 22, 2024

Changes in this version

+ func IsPow[I constraints.Integer](n I) bool

Jul 6, 2023

Changes in this version

+ func FSType(path string) (int64, error)

+ func GoTypeName(t any) string

+ func Memoize(fn func() (T, error)) func() (T, error)

+ func NewBuffer(buf []byte) *bytes.Buffer

+ func PlatformPrefix() string

+ func PutBuffer(buf *bytes.Buffer)

+ func ReadUint64FromFile(format string, path ...string) (uint64, error)

+ func ReadUint64FromFileOnce(format string, path ...string) (uint64, error)

type Deque

+ func (dq *Deque[T]) Grow(n int)

Jan 13, 2023

Changes in this version

+ func NewFeatureTest(name, version string, fn FeatureTestFn) func() error

type Deque

+ func (dq *Deque[T]) Reset()

+ type FeatureCache struct

+ func NewFeatureCache(newTest func(K) *FeatureTest) *FeatureCache[K]

+ func (fc *FeatureCache[K]) Result(key K) error

+ type FeatureMatrix map[K]*FeatureTest

+ func (fm FeatureMatrix[K]) Result(key K) error

type FeatureTest

+ Fn FeatureTestFn

+ Name string

+ Version string

Sep 29, 2022

Changes in this version

+ type Deque struct

+ func (dq *Deque[T]) Empty() bool

+ func (dq *Deque[T]) Pop() T

+ func (dq *Deque[T]) Push(e T)

+ func (dq *Deque[T]) Shift() T

Sep 15, 2022

Changes in this version

+ var EmptyBPFContext = make([]byte, 15)

Jul 19, 2022

Changes in this version

type VerifierError

+ Cause error

+ Log []string

+ Truncated bool

+ func (le *VerifierError) Format(f fmt.State, verb rune)

May 23, 2022

Changes in this version

type SafeELFFile

+ func OpenSafeELFFile(path string) (safe *SafeELFFile, err error)

Feb 11, 2022

Changes in this version

+ func KernelRelease() (string, error)

type SafeELFFile

+ func (se *SafeELFFile) SectionsByType(typ elf.SectionType) []*elf.Section

Jan 21, 2022

Changes in this version

+ func Identifier(str string) string

+ func NewBufferedSectionReader(ra io.ReaderAt, off, n int64) io.Reader

+ func ReadAllCompressed(file string) ([]byte, error)

+ func WriteFormatted(src []byte, out io.Writer) error

type Version

+ func NewVersionFromCode(code uint32) Version

Oct 8, 2021

Changes in this version

+ func Align(n, alignment int) int

+ type BPFProgLoadAttr struct

+ AttachBTFID uint32

+ AttachProgFd uint32

+ ExpectedAttachType uint32

+ FuncInfo Pointer

+ FuncInfoCnt uint32

+ FuncInfoRecSize uint32

+ InsCount uint32

+ Instructions Pointer

+ KernelVersion uint32

+ License Pointer

+ LineInfo Pointer

+ LineInfoCnt uint32

+ LineInfoRecSize uint32

+ LogBuf Pointer

+ LogLevel uint32

+ LogSize uint32

+ ProgBTFFd uint32

+ ProgFlags uint32

+ ProgIfIndex uint32

+ ProgName BPFObjName

+ ProgType uint32

type FD

+ func BPFObjGetFDByID(cmd BPFCmd, id uint32) (*FD, error)

+ func BPFProgLoad(attr *BPFProgLoadAttr) (*FD, error)

Jul 2, 2021

Changes in this version

+ func SyscallError(err error, errno syscall.Errno) error

+ type BPFMapCreateAttr struct

+ BTFFd uint32

+ BTFKeyTypeID uint32

+ BTFValueTypeID uint32

+ Flags uint32

+ InnerMapFd uint32

+ KeySize uint32

+ MapIfIndex uint32

+ MapName BPFObjName

+ MapType uint32

+ MaxEntries uint32

+ NumaNode uint32

+ ValueSize uint32

+ type BPFObjName [unix.BPF_OBJ_NAME_LEN]byte

+ func NewBPFObjName(name string) BPFObjName

type FD

+ func BPFMapCreate(attr *BPFMapCreateAttr) (*FD, error)

May 28, 2021

Changes in this version

+ var ClangEndian string

type SafeELFFile

+ func (se *SafeELFFile) DynamicSymbols() (syms []elf.Symbol, err error)

type VerifierError

+ func (le *VerifierError) Unwrap() error

Apr 8, 2021

Changes in this version

+ const MagicKernelVersion

+ func Pin(currentPath, newPath string, fd *FD) error

+ func Unpin(pinnedPath string) error

type Version

+ func KernelVersion() (Version, error)

+ func (v Version) Kernel() uint32

Mar 18, 2021

Changes in this version

+ type BPFEnableStatsAttr struct

+ StatsType uint32

type FD

+ func BPFEnableStats(attr *BPFEnableStatsAttr) (*FD, error)

+ type SafeELFFile struct

+ func NewSafeELFFile(r io.ReaderAt) (safe *SafeELFFile, err error)

+ func (se *SafeELFFile) Symbols() (syms []elf.Symbol, err error)

Nov 18, 2020

Changes in this version

+ func BPFObjGetInfoByFD(fd *FD, info unsafe.Pointer, size uintptr) error

type Version

+ func (v Version) Unspecified() bool

Nov 6, 2020

Changes in this version

+ var ErrClosedFd = errors.New("use of closed file descriptor")

+ var ErrNotSupported = errors.New("not supported")

+ var NativeEndian binary.ByteOrder

+ func BPF(cmd BPFCmd, attr unsafe.Pointer, size uintptr) (uintptr, error)

+ func BPFObjPin(fileName string, fd *FD) error

+ func BPFProgAttach(attr *BPFProgAttachAttr) error

+ func BPFProgDetach(attr *BPFProgDetachAttr) error

+ func CString(in []byte) string

+ func ErrorWithLog(err error, log []byte, logErr error) error

+ func FeatureTest(name, version string, fn FeatureTestFn) func() error

+ func PossibleCPUs() (int, error)

+ type BPFCmd int

+ const BPF_BTF_GET_FD_BY_ID

+ const BPF_BTF_GET_NEXT_ID

+ const BPF_BTF_LOAD

+ const BPF_ENABLE_STATS

+ const BPF_ITER_CREATE

+ const BPF_LINK_CREATE

+ const BPF_LINK_GET_FD_BY_ID

+ const BPF_LINK_GET_NEXT_ID

+ const BPF_LINK_UPDATE

+ const BPF_MAP_CREATE

+ const BPF_MAP_DELETE_BATCH

+ const BPF_MAP_DELETE_ELEM

+ const BPF_MAP_FREEZE

+ const BPF_MAP_GET_FD_BY_ID

+ const BPF_MAP_GET_NEXT_ID

+ const BPF_MAP_GET_NEXT_KEY

+ const BPF_MAP_LOOKUP_AND_DELETE_BATCH

+ const BPF_MAP_LOOKUP_AND_DELETE_ELEM

+ const BPF_MAP_LOOKUP_BATCH

+ const BPF_MAP_LOOKUP_ELEM

+ const BPF_MAP_UPDATE_BATCH

+ const BPF_MAP_UPDATE_ELEM

+ const BPF_OBJ_GET

+ const BPF_OBJ_GET_INFO_BY_FD

+ const BPF_OBJ_PIN

+ const BPF_PROG_ATTACH

+ const BPF_PROG_DETACH

+ const BPF_PROG_GET_FD_BY_ID

+ const BPF_PROG_GET_NEXT_ID

+ const BPF_PROG_LOAD

+ const BPF_PROG_QUERY

+ const BPF_PROG_TEST_RUN

+ const BPF_RAW_TRACEPOINT_OPEN

+ const BPF_TASK_FD_QUERY

+ func (i BPFCmd) String() string

+ type BPFProgAttachAttr struct

+ AttachBpfFd uint32

+ AttachFlags uint32

+ AttachType uint32

+ ReplaceBpfFd uint32

+ TargetFd uint32

+ type BPFProgDetachAttr struct

+ AttachBpfFd uint32

+ AttachType uint32

+ TargetFd uint32

+ type DiscardZeroes struct

+ func (DiscardZeroes) Write(p []byte) (int, error)

+ type FD struct

+ func BPFObjGet(fileName string) (*FD, error)

+ func NewFD(value uint32) *FD

+ func (fd *FD) Close() error

+ func (fd *FD) Dup() (*FD, error)

+ func (fd *FD) File(name string) *os.File

+ func (fd *FD) Forget()

+ func (fd *FD) String() string

+ func (fd *FD) Value() (uint32, error)

+ type FeatureTestFn func() (available bool, err error)

+ type Pointer struct

+ func NewPointer(ptr unsafe.Pointer) Pointer

+ func NewSlicePointer(buf []byte) Pointer

+ func NewStringPointer(str string) Pointer

+ type UnsupportedFeatureError struct

+ MinimumVersion Version

+ Name string

+ func (ufe *UnsupportedFeatureError) Error() string

+ func (ufe *UnsupportedFeatureError) Is(target error) bool

+ type VerifierError struct

+ func (le *VerifierError) Error() string

+ type Version [3]uint16

+ func NewVersion(ver string) (Version, error)

+ func (v Version) Less(other Version) bool

+ func (v Version) String() string