elf

package
v0.3.0 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Oct 25, 2023 License: Apache-2.0 Imports: 14 Imported by: 1

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var DemangleFull = []demangle.Option{demangle.NoClones}
View Source 
var DemangleNone []demangle.Option = nil
View Source 
var DemangleSimplified = []demangle.Option{demangle.NoParams, demangle.NoEnclosingParams, demangle.NoTemplateParams}
View Source 
var DemangleTemplates = []demangle.Option{demangle.NoParams, demangle.NoEnclosingParams}
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(opt *SymbolsOptions) (*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"`
	LastUsedRound int    `river:"last_used_round,attr,optional"`
}

type SymbolIndex 

type SymbolIndex struct {
	Name  Name
	Value uint64
}

type SymbolTable 

type SymbolTable struct {
	Index FlatSymbolIndex
	File  *MMapedElfFile
	// contains filtered or unexported fields
}

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 SymbolsOptions added in v0.2.1 

type SymbolsOptions struct {
	DemangleOptions []demangle.Option
	// ignore symbols from FilterFrom to FilterTo
	FilterFrom uint64
	FilterTo   uint64
}

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

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