kexec

Feb 7, 2024

Changes in this version

+ func SegmentEqual(s, t Segment) bool — linux/amd64

+ func SegmentsEqual(s, t Segments) bool — linux/amd64

+ type FindOptioner func(o *findSpaceOptions) — linux/amd64

+ func WithAlignment(alignSize uint) FindOptioner

+ func WithMinimumAddr(minAddr uintptr) FindOptioner

+ func WithStartAlignment(alignSize uint) FindOptioner

+ func WithinRange(limit Range) FindOptioner

type MemoryMap — linux/amd64

+ func MemoryMapFromFDT(fdt *dt.FDT) (MemoryMap, error)

+ func MemoryMapFromIOMem() (MemoryMap, error)

+ func MemoryMapFromMemblock() (MemoryMap, error)

+ func MemoryMapFromSysfsMemmap() (MemoryMap, error)

+ func (mm MemoryMap) RAM() Ranges

+ func (mm MemoryMap) String() string

+ func (mm MemoryMap) ToUEFIPayloadMemoryMap() UEFIPayloadMemoryMap

type Range — linux/amd64

+ func RangeFromInclusiveInterval(start, last uintptr) Range

+ func (r Range) Align(alignSize uint) Range

+ func (r Range) AlignPage() Range

+ func (r Range) Last() uintptr

+ func (r Range) WithStart(start uintptr) Range

type Segments — linux/amd64

+ func (segs Segments) String() string

+ type UEFIPayloadMemType uint32 — linux/amd64

+ const UEFIPayloadTypeACPI

+ const UEFIPayloadTypeDefault

+ const UEFIPayloadTypeNVS

+ const UEFIPayloadTypeRAM

+ const UEFIPayloadTypeReserved

+ type UEFIPayloadMemoryMap []UEFIPayloadMemoryMapEntry — linux/amd64

+ type UEFIPayloadMemoryMapEntry struct — linux/amd64

+ End uint64

+ Start uint64

+ Type UEFIPayloadMemType

Jul 29, 2022

Changes in this version

type Memory — linux/amd64

+ func (m *Memory) AddKexecSegmentExplicit(d []byte, sz, offset, alignSizeBytes uint) (Range, error)

+ func (m *Memory) ParseMemoryMapFromFDT(fdt *dt.FDT) error

+ type Object interface

+ Entry func() uint64

+ Progs func() []*elf.Prog

+ func ObjectNewFile(r io.ReaderAt) (Object, error)

Nov 29, 2021 GO-2022-0793 +1 more

  GO-2022-0793: Path traversal in u-root in github.com/u-root/u-root

  GO-2022-0805: github.com/u-root/u-root/pkg/tarutil Arbitrary File Write via Archive Extraction (Zip Slip) in github.com/u-root/u-root

Aug 31, 2020 GO-2022-0793 +1 more

  GO-2022-0793: Path traversal in u-root in github.com/u-root/u-root

  GO-2022-0805: github.com/u-root/u-root/pkg/tarutil Arbitrary File Write via Archive Extraction (Zip Slip) in github.com/u-root/u-root

Changes in this version

type Segment — linux/amd64

+ func AlignPhys(s Segment) Segment

type Segments — linux/amd64

+ func Dedup(segs Segments) Segments

Nov 19, 2021 GO-2022-0793 +1 more

  GO-2022-0793: Path traversal in u-root in github.com/u-root/u-root

  GO-2022-0805: github.com/u-root/u-root/pkg/tarutil Arbitrary File Write via Archive Extraction (Zip Slip) in github.com/u-root/u-root

Changes in this version

+ const M1 — linux/amd64

+ const MaxAddr — linux/amd64

+ const PayloadTypeACPI — linux/amd64

+ const PayloadTypeDefault — linux/amd64

+ const PayloadTypeNVS — linux/amd64

+ const PayloadTypeRAM — linux/amd64

+ const PayloadTypeReserved — linux/amd64

+ func FileLoad(kernel, ramfs *os.File, cmdline string) error — linux/amd64

+ func Load(entry uintptr, segments Segments, flags uint64) error — linux/amd64

+ func Reboot() error — linux/amd64

+ type ErrKexec struct — linux/amd64

+ Entry uintptr

+ Errno syscall.Errno

+ Flags uint64

+ Segments []Segment

+ func (e ErrKexec) Error() string

+ type ErrNotEnoughSpace struct — linux/amd64

+ Size uint

+ func (e ErrNotEnoughSpace) Error() string

+ type Memory struct — linux/amd64

+ Phys MemoryMap

+ Segments Segments

+ func (m *Memory) AddKexecSegment(d []byte) (Range, error)

+ func (m *Memory) AddPhysSegment(d []byte, limit Range) (Range, error)

+ func (m *Memory) LoadElfSegments(r io.ReaderAt) error

+ func (m *Memory) ParseMemoryMap() error

+ func (m *Memory) ReservePhys(sz uint, limit Range) (Range, error)

+ func (m Memory) AvailableRAM() Ranges

+ func (m Memory) FindSpace(sz uint) (Range, error)

+ type MemoryMap []TypedRange — linux/amd64

+ func ParseMemoryMap() (MemoryMap, error)

+ func (m *MemoryMap) AsPayloadParam() PayloadMemoryMapParam

+ func (m *MemoryMap) Insert(r TypedRange)

+ func (m MemoryMap) FilterByType(typ RangeType) Ranges

+ type PayloadMemType uint32 — linux/amd64

+ type PayloadMemoryMapParam []payloadMemoryMapEntry — linux/amd64

+ type Range struct — linux/amd64

+ Size uint

+ Start uintptr

+ func RangeFromInterval(start, end uintptr) Range

+ func (r Range) Adjacent(r2 Range) bool

+ func (r Range) Contains(p uintptr) bool

+ func (r Range) Disjunct(r2 Range) bool

+ func (r Range) End() uintptr

+ func (r Range) Intersect(r2 Range) *Range

+ func (r Range) IsSupersetOf(r2 Range) bool

+ func (r Range) Minus(r2 Range) []Range

+ func (r Range) Overlaps(r2 Range) bool

+ func (r Range) String() string

+ type RangeType string — linux/amd64

+ const RangeACPI

+ const RangeDefault

+ const RangeNVS

+ const RangeRAM

+ const RangeReserved

+ func (r RangeType) String() string

+ type Ranges []Range — linux/amd64

+ func (rs Ranges) FindSpace(sz uint) (space Range, err error)

+ func (rs Ranges) FindSpaceAbove(sz uint, minAddr uintptr) (space Range, err error)

+ func (rs Ranges) FindSpaceIn(sz uint, limit Range) (space Range, err error)

+ func (rs Ranges) Minus(r Range) Ranges

+ func (rs Ranges) Sort()

+ type Segment struct — linux/amd64

+ Buf Range

+ Phys Range

+ func AlignPhysStart(s Segment) Segment

+ func NewSegment(buf []byte, phys Range) Segment

+ func (s Segment) String() string

+ type Segments []Segment — linux/amd64

+ func AlignAndMerge(segs Segments) (Segments, error)

+ func (segs *Segments) Insert(s Segment)

+ func (segs Segments) GetPhys(r Range) []byte

+ func (segs Segments) IsSupersetOf(o Segments) error

+ func (segs Segments) Phys() Ranges

+ func (segs Segments) PhysContains(p uintptr) bool

+ type TypedRange struct — linux/amd64

+ Type RangeType

+ func (tr TypedRange) String() string