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Diffstat (limited to 'src/pkg/debug/macho/macho.go')
| -rw-r--r-- | src/pkg/debug/macho/macho.go | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/src/pkg/debug/macho/macho.go b/src/pkg/debug/macho/macho.go deleted file mode 100644 index 1386f5acf..000000000 --- a/src/pkg/debug/macho/macho.go +++ /dev/null @@ -1,305 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// Mach-O header data structures -// http://developer.apple.com/mac/library/documentation/DeveloperTools/Conceptual/MachORuntime/Reference/reference.html - -package macho - -import "strconv" - -// A FileHeader represents a Mach-O file header. -type FileHeader struct { - Magic uint32 - Cpu Cpu - SubCpu uint32 - Type Type - Ncmd uint32 - Cmdsz uint32 - Flags uint32 -} - -const ( - fileHeaderSize32 = 7 * 4 - fileHeaderSize64 = 8 * 4 -) - -const ( - Magic32 uint32 = 0xfeedface - Magic64 uint32 = 0xfeedfacf -) - -// A Type is a Mach-O file type, either an object or an executable. -type Type uint32 - -const ( - TypeObj Type = 1 - TypeExec Type = 2 -) - -// A Cpu is a Mach-O cpu type. -type Cpu uint32 - -const ( - Cpu386 Cpu = 7 - CpuAmd64 Cpu = Cpu386 + 1<<24 -) - -var cpuStrings = []intName{ - {uint32(Cpu386), "Cpu386"}, - {uint32(CpuAmd64), "CpuAmd64"}, -} - -func (i Cpu) String() string { return stringName(uint32(i), cpuStrings, false) } -func (i Cpu) GoString() string { return stringName(uint32(i), cpuStrings, true) } - -// A LoadCmd is a Mach-O load command. -type LoadCmd uint32 - -const ( - LoadCmdSegment LoadCmd = 1 - LoadCmdSymtab LoadCmd = 2 - LoadCmdThread LoadCmd = 4 - LoadCmdUnixThread LoadCmd = 5 // thread+stack - LoadCmdDysymtab LoadCmd = 11 - LoadCmdDylib LoadCmd = 12 - LoadCmdDylinker LoadCmd = 15 - LoadCmdSegment64 LoadCmd = 25 -) - -var cmdStrings = []intName{ - {uint32(LoadCmdSegment), "LoadCmdSegment"}, - {uint32(LoadCmdThread), "LoadCmdThread"}, - {uint32(LoadCmdUnixThread), "LoadCmdUnixThread"}, - {uint32(LoadCmdDylib), "LoadCmdDylib"}, - {uint32(LoadCmdSegment64), "LoadCmdSegment64"}, -} - -func (i LoadCmd) String() string { return stringName(uint32(i), cmdStrings, false) } -func (i LoadCmd) GoString() string { return stringName(uint32(i), cmdStrings, true) } - -// A Segment64 is a 64-bit Mach-O segment load command. -type Segment64 struct { - Cmd LoadCmd - Len uint32 - Name [16]byte - Addr uint64 - Memsz uint64 - Offset uint64 - Filesz uint64 - Maxprot uint32 - Prot uint32 - Nsect uint32 - Flag uint32 -} - -// A Segment32 is a 32-bit Mach-O segment load command. -type Segment32 struct { - Cmd LoadCmd - Len uint32 - Name [16]byte - Addr uint32 - Memsz uint32 - Offset uint32 - Filesz uint32 - Maxprot uint32 - Prot uint32 - Nsect uint32 - Flag uint32 -} - -// A DylibCmd is a Mach-O load dynamic library command. -type DylibCmd struct { - Cmd LoadCmd - Len uint32 - Name uint32 - Time uint32 - CurrentVersion uint32 - CompatVersion uint32 -} - -// A Section32 is a 32-bit Mach-O section header. -type Section32 struct { - Name [16]byte - Seg [16]byte - Addr uint32 - Size uint32 - Offset uint32 - Align uint32 - Reloff uint32 - Nreloc uint32 - Flags uint32 - Reserve1 uint32 - Reserve2 uint32 -} - -// A Section32 is a 64-bit Mach-O section header. -type Section64 struct { - Name [16]byte - Seg [16]byte - Addr uint64 - Size uint64 - Offset uint32 - Align uint32 - Reloff uint32 - Nreloc uint32 - Flags uint32 - Reserve1 uint32 - Reserve2 uint32 - Reserve3 uint32 -} - -// A SymtabCmd is a Mach-O symbol table command. -type SymtabCmd struct { - Cmd LoadCmd - Len uint32 - Symoff uint32 - Nsyms uint32 - Stroff uint32 - Strsize uint32 -} - -// A DysymtabCmd is a Mach-O dynamic symbol table command. -type DysymtabCmd struct { - Cmd LoadCmd - Len uint32 - Ilocalsym uint32 - Nlocalsym uint32 - Iextdefsym uint32 - Nextdefsym uint32 - Iundefsym uint32 - Nundefsym uint32 - Tocoffset uint32 - Ntoc uint32 - Modtaboff uint32 - Nmodtab uint32 - Extrefsymoff uint32 - Nextrefsyms uint32 - Indirectsymoff uint32 - Nindirectsyms uint32 - Extreloff uint32 - Nextrel uint32 - Locreloff uint32 - Nlocrel uint32 -} - -// An Nlist32 is a Mach-O 32-bit symbol table entry. -type Nlist32 struct { - Name uint32 - Type uint8 - Sect uint8 - Desc uint16 - Value uint32 -} - -// An Nlist64 is a Mach-O 64-bit symbol table entry. -type Nlist64 struct { - Name uint32 - Type uint8 - Sect uint8 - Desc uint16 - Value uint64 -} - -// A Symbol is a Mach-O 32-bit or 64-bit symbol table entry. -type Symbol struct { - Name string - Type uint8 - Sect uint8 - Desc uint16 - Value uint64 -} - -// A Thread is a Mach-O thread state command. -type Thread struct { - Cmd LoadCmd - Len uint32 - Type uint32 - Data []uint32 -} - -// Regs386 is the Mach-O 386 register structure. -type Regs386 struct { - AX uint32 - BX uint32 - CX uint32 - DX uint32 - DI uint32 - SI uint32 - BP uint32 - SP uint32 - SS uint32 - FLAGS uint32 - IP uint32 - CS uint32 - DS uint32 - ES uint32 - FS uint32 - GS uint32 -} - -// RegsAMD64 is the Mach-O AMD64 register structure. -type RegsAMD64 struct { - AX uint64 - BX uint64 - CX uint64 - DX uint64 - DI uint64 - SI uint64 - BP uint64 - SP uint64 - R8 uint64 - R9 uint64 - R10 uint64 - R11 uint64 - R12 uint64 - R13 uint64 - R14 uint64 - R15 uint64 - IP uint64 - FLAGS uint64 - CS uint64 - FS uint64 - GS uint64 -} - -type intName struct { - i uint32 - s string -} - -func stringName(i uint32, names []intName, goSyntax bool) string { - for _, n := range names { - if n.i == i { - if goSyntax { - return "macho." + n.s - } - return n.s - } - } - return strconv.Uitoa64(uint64(i)) -} - -func flagName(i uint32, names []intName, goSyntax bool) string { - s := "" - for _, n := range names { - if n.i&i == n.i { - if len(s) > 0 { - s += "+" - } - if goSyntax { - s += "macho." - } - s += n.s - i -= n.i - } - } - if len(s) == 0 { - return "0x" + strconv.Uitob64(uint64(i), 16) - } - if i != 0 { - s += "+0x" + strconv.Uitob64(uint64(i), 16) - } - return s -} |