elf

package

v0.1.1 Latest Latest Go to latest Published: Jul 17, 2023 License: Apache-2.0 Imports: 13 Imported by: 0

Details

Valid go.mod file

The Go module system was introduced in Go 1.11 and is the official dependency management solution for Go.
Redistributable license

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Tagged version

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Stable version

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Learn more about best practices

Repository

github.com/grafana/phlare

Links

Open Source Insights

Documentation ¶

Index ¶

Variables
type BuildID
- func GNUBuildID(s string) BuildID
- func GoBuildID(s string) BuildID
- func (b *BuildID) Empty() bool
- func (b *BuildID) GNU() bool
type FlatSymbolIndex
type GoTable
- func (g *GoTable) Cleanup()
- func (g *GoTable) DebugInfo() SymTabDebugInfo
- func (g *GoTable) IsDead() bool
- func (g *GoTable) Refresh()
- func (g *GoTable) Resolve(addr uint64) string
- func (g *GoTable) Size() int
type GoTableWithFallback
- func (g *GoTableWithFallback) Cleanup()
- func (g *GoTableWithFallback) DebugInfo() SymTabDebugInfo
- func (g *GoTableWithFallback) IsDead() bool
- func (g *GoTableWithFallback) Refresh()
- func (g *GoTableWithFallback) Resolve(addr uint64) string
- func (g *GoTableWithFallback) Size() int
type MMapedElfFile
- func NewMMapedElfFile(fpath string) (*MMapedElfFile, error)
- func (f *MMapedElfFile) BuildID() (BuildID, error)
- func (f *MMapedElfFile) Close()
- func (f *MMapedElfFile) FilePath() string
- func (f *MMapedElfFile) Finalize()
- func (f *MMapedElfFile) GNUBuildID() (BuildID, error)
- func (f *MMapedElfFile) GoBuildID() (BuildID, error)
- func (f *MMapedElfFile) NewGoTable() (*GoTable, error)
- func (f *MMapedElfFile) NewSymbolTable() (*SymbolTable, error)
- func (f *MMapedElfFile) Section(name string) *elf.SectionHeader
- func (f *MMapedElfFile) SectionData(s *elf.SectionHeader) ([]byte, error)
type Name
- func NewName(NameIndex uint32, linkIndex SectionLinkIndex) Name
- func (n *Name) LinkIndex() SectionLinkIndex
- func (n *Name) NameIndex() uint32
type SectionLinkIndex
type SymTabDebugInfo
type SymbolIndex
type SymbolTable
- func (st *SymbolTable) Cleanup()
- func (st *SymbolTable) DebugInfo() SymTabDebugInfo
- func (st *SymbolTable) DebugString() string
- func (st *SymbolTable) IsDead() bool
- func (st *SymbolTable) Refresh()
- func (st *SymbolTable) Resolve(addr uint64) string
- func (st *SymbolTable) Size() int
type TestSym
- func GetELFSymbolsFromSymtab(elfFile *elf.File) []TestSym
- func GetGoSymbols(file string, patchGo20Magic bool) ([]TestSym, error)

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	ErrNoBuildIDSection = fmt.Errorf("build ID section not found")
)

View Source

var ErrNoSymbols = errors.New("no symbol section")

ErrNoSymbols is returned by File.Symbols and File.DynamicSymbols if there is no such section in the File.

Functions ¶

This section is empty.

Types ¶

type BuildID ¶

type BuildID struct {
	ID  string
	Typ string
}

func GNUBuildID ¶

func GNUBuildID(s string) BuildID

func GoBuildID ¶

func GoBuildID(s string) BuildID

func (*BuildID) Empty ¶

func (b *BuildID) Empty() bool

func (*BuildID) GNU ¶

func (b *BuildID) GNU() bool

type FlatSymbolIndex ¶

type FlatSymbolIndex struct {
	Links  []elf.SectionHeader
	Names  []Name
	Values gosym.PCIndex
}

type GoTable ¶

type GoTable struct {
	Index gosym2.FlatFuncIndex
	File  *MMapedElfFile
	// contains filtered or unexported fields
}

func (*GoTable) Cleanup ¶

func (g *GoTable) Cleanup()

func (*GoTable) DebugInfo ¶

func (g *GoTable) DebugInfo() SymTabDebugInfo

func (*GoTable) IsDead ¶

func (g *GoTable) IsDead() bool

func (*GoTable) Refresh ¶

func (g *GoTable) Refresh()

func (*GoTable) Resolve ¶

func (g *GoTable) Resolve(addr uint64) string

func (*GoTable) Size ¶

func (g *GoTable) Size() int

type GoTableWithFallback ¶

type GoTableWithFallback struct {
	GoTable  *GoTable
	SymTable *SymbolTable
}

func (*GoTableWithFallback) Cleanup ¶

func (g *GoTableWithFallback) Cleanup()

func (*GoTableWithFallback) DebugInfo ¶

func (g *GoTableWithFallback) DebugInfo() SymTabDebugInfo

func (*GoTableWithFallback) IsDead ¶

func (g *GoTableWithFallback) IsDead() bool

func (*GoTableWithFallback) Refresh ¶

func (g *GoTableWithFallback) Refresh()

func (*GoTableWithFallback) Resolve ¶

func (g *GoTableWithFallback) Resolve(addr uint64) string

func (*GoTableWithFallback) Size ¶

func (g *GoTableWithFallback) Size() int

type MMapedElfFile ¶

type MMapedElfFile struct {
	elf.FileHeader
	Sections []elf.SectionHeader
	Progs    []elf.ProgHeader
	// contains filtered or unexported fields
}

func NewMMapedElfFile ¶

func NewMMapedElfFile(fpath string) (*MMapedElfFile, error)

func (*MMapedElfFile) BuildID ¶

func (f *MMapedElfFile) BuildID() (BuildID, error)

func (*MMapedElfFile) Close ¶

func (f *MMapedElfFile) Close()

func (*MMapedElfFile) FilePath ¶

func (f *MMapedElfFile) FilePath() string

func (*MMapedElfFile) Finalize ¶

func (f *MMapedElfFile) Finalize()

func (*MMapedElfFile) GNUBuildID ¶

func (f *MMapedElfFile) GNUBuildID() (BuildID, error)

func (*MMapedElfFile) GoBuildID ¶

func (f *MMapedElfFile) GoBuildID() (BuildID, error)

func (*MMapedElfFile) NewGoTable ¶

func (f *MMapedElfFile) NewGoTable() (*GoTable, error)

func (*MMapedElfFile) NewSymbolTable ¶

func (f *MMapedElfFile) NewSymbolTable() (*SymbolTable, error)

func (*MMapedElfFile) Section ¶

func (f *MMapedElfFile) Section(name string) *elf.SectionHeader

func (*MMapedElfFile) SectionData ¶

func (f *MMapedElfFile) SectionData(s *elf.SectionHeader) ([]byte, error)

type Name ¶

type Name uint32

func NewName ¶

func NewName(NameIndex uint32, linkIndex SectionLinkIndex) Name

func (*Name) LinkIndex ¶

func (n *Name) LinkIndex() SectionLinkIndex

func (*Name) NameIndex ¶

func (n *Name) NameIndex() uint32

type SectionLinkIndex ¶

type SectionLinkIndex uint8

type SymTabDebugInfo ¶

type SymTabDebugInfo struct {
	Name string `river:"name,attr,optional"`
	Size int    `river:"symbol_count,attr,optional"`
	File string `river:"file,attr,optional"`
}

type SymbolIndex ¶

type SymbolIndex struct {
	Name  Name
	Value uint64
}

type SymbolTable ¶

type SymbolTable struct {
	Index FlatSymbolIndex
	File  *MMapedElfFile
}

func (*SymbolTable) Cleanup ¶

func (st *SymbolTable) Cleanup()

func (*SymbolTable) DebugInfo ¶

func (st *SymbolTable) DebugInfo() SymTabDebugInfo

func (*SymbolTable) DebugString ¶

func (st *SymbolTable) DebugString() string

func (*SymbolTable) IsDead ¶

func (st *SymbolTable) IsDead() bool

func (*SymbolTable) Refresh ¶

func (st *SymbolTable) Refresh()

func (*SymbolTable) Resolve ¶

func (st *SymbolTable) Resolve(addr uint64) string

func (*SymbolTable) Size ¶

func (st *SymbolTable) Size() int

type TestSym ¶

type TestSym struct {
	Name  string
	Start uint64
}

func GetELFSymbolsFromSymtab ¶

func GetELFSymbolsFromSymtab(elfFile *elf.File) []TestSym

func GetGoSymbols ¶

func GetGoSymbols(file string, patchGo20Magic bool) ([]TestSym, error)

Source Files ¶

View all Source files

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