This file is part of BFD, the Binary File Descriptor library.
Copyright 1999, 2000, 2001, 2002, 2003, 2004. 2005, 2006, 2007
Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
#ifndef GNU_COFF_INTERNAL_H
#define GNU_COFF_INTERNAL_H 1
#ifndef signed
#ifndef __STDC__
#define signed
#endif
#endif
struct internal_extra_pe_filehdr
{
unsigned short e_magic;
unsigned short e_cblp;
unsigned short e_cp;
unsigned short e_crlc;
unsigned short e_cparhdr;
unsigned short e_minalloc;
unsigned short e_maxalloc;
unsigned short e_ss;
unsigned short e_sp;
unsigned short e_csum;
unsigned short e_ip;
unsigned short e_cs;
unsigned short e_lfarlc;
unsigned short e_ovno;
unsigned short e_res[4];
unsigned short e_oemid;
unsigned short e_oeminfo;
unsigned short e_res2[10];
bfd_vma e_lfanew;
unsigned long dos_message[16];
bfd_vma nt_signature;
};
struct internal_filehdr
{
struct internal_extra_pe_filehdr pe;
unsigned short f_magic;
unsigned short f_nscns;
long f_timdat;
bfd_vma f_symptr;
long f_nsyms;
unsigned short f_opthdr;
unsigned short f_flags;
unsigned short f_target_id;
};
F_RELFLG relocation info stripped from file
F_EXEC file is executable (no unresolved external references)
F_LNNO line numbers stripped from file
F_LSYMS local symbols stripped from file
F_AR16WR file is 16-bit little-endian
F_AR32WR file is 32-bit little-endian
F_AR32W file is 32-bit big-endian
F_DYNLOAD rs/6000 aix: dynamically loadable w/imports & exports
F_SHROBJ rs/6000 aix: file is a shared object
F_DLL PE format DLL. */
#define F_RELFLG (0x0001)
#define F_EXEC (0x0002)
#define F_LNNO (0x0004)
#define F_LSYMS (0x0008)
#define F_AR16WR (0x0080)
#define F_AR32WR (0x0100)
#define F_AR32W (0x0200)
#define F_DYNLOAD (0x1000)
#define F_SHROBJ (0x2000)
#define F_DLL (0x2000)
typedef struct _IMAGE_DATA_DIRECTORY
{
bfd_vma VirtualAddress;
long Size;
} IMAGE_DATA_DIRECTORY;
#define PE_EXPORT_TABLE 0
#define PE_IMPORT_TABLE 1
#define PE_RESOURCE_TABLE 2
#define PE_EXCEPTION_TABLE 3
#define PE_CERTIFICATE_TABLE 4
#define PE_BASE_RELOCATION_TABLE 5
#define PE_DEBUG_DATA 6
#define PE_ARCHITECTURE 7
#define PE_GLOBAL_PTR 8
#define PE_TLS_TABLE 9
#define PE_LOAD_CONFIG_TABLE 10
#define PE_BOUND_IMPORT_TABLE 11
#define PE_IMPORT_ADDRESS_TABLE 12
#define PE_DELAY_IMPORT_DESCRIPTOR 13
#define PE_CLR_RUNTIME_HEADER 14
#define IMAGE_NUMBEROF_DIRECTORY_ENTRIES 16
#define NT_EXE_IMAGE_BASE 0x400000
#define NT_DLL_IMAGE_BASE 0x10000000
#define BEOS_EXE_IMAGE_BASE 0x80000000
#define BEOS_DLL_IMAGE_BASE 0x10000000
#define PE_DEF_SECTION_ALIGNMENT 0x1000
#ifndef PE_DEF_FILE_ALIGNMENT
# define PE_DEF_FILE_ALIGNMENT 0x200
#endif
struct internal_extra_pe_aouthdr
{
available internally in bfd. We add them here so that objdump
can dump them. */
short Magic;
char MajorLinkerVersion;
char MinorLinkerVersion;
long SizeOfCode;
long SizeOfInitializedData;
long SizeOfUninitializedData;
bfd_vma AddressOfEntryPoint;
bfd_vma BaseOfCode;
bfd_vma BaseOfData;
bfd_vma ImageBase;
file is located, NT default 0x10000 */
bfd_vma SectionAlignment;
bfd_vma FileAlignment;
short MajorOperatingSystemVersion;
short MinorOperatingSystemVersion;
short MajorImageVersion;
short MinorImageVersion;
short MajorSubsystemVersion;
short MinorSubsystemVersion;
long Reserved1;
long SizeOfImage;
long SizeOfHeaders;
long CheckSum;
short Subsystem;
possible values:
1 - NATIVE Doesn't require a subsystem
2 - WINDOWS_GUI runs in Windows GUI subsystem
3 - WINDOWS_CUI runs in Windows char sub. (console app)
5 - OS2_CUI runs in OS/2 character subsystem
7 - POSIX_CUI runs in Posix character subsystem */
short DllCharacteristics;
bfd_vma SizeOfStackReserve;
bfd_vma SizeOfStackCommit;
initial thread's stack, default is 0x1000 */
bfd_vma SizeOfHeapReserve;
bfd_vma SizeOfHeapCommit;
long LoaderFlags;
long NumberOfRvaAndSizes;
IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];
};
struct internal_aouthdr
{
short magic;
short vstamp;
bfd_vma tsize;
bfd_vma dsize;
bfd_vma bsize;
bfd_vma entry;
bfd_vma text_start;
bfd_vma data_start;
unsigned long tagentries;
bfd_vma o_toc;
short o_snentry;
short o_sntext;
short o_sndata;
short o_sntoc;
short o_snloader;
short o_snbss;
short o_algntext;
short o_algndata;
short o_modtype;
short o_cputype;
bfd_vma o_maxstack;
bfd_vma o_maxdata;
bfd_vma bss_start;
bfd_vma gp_value;
unsigned long gprmask;
unsigned long cprmask[4];
unsigned long fprmask;
long o_inlib;
long o_sri;
long vid[2];
struct internal_extra_pe_aouthdr pe;
};
#define C_EFCN 0xff /* physical end of function */
#define C_NULL 0
#define C_AUTO 1 /* automatic variable */
#define C_EXT 2 /* external symbol */
#define C_STAT 3 /* static */
#define C_REG 4 /* register variable */
#define C_EXTDEF 5 /* external definition */
#define C_LABEL 6 /* label */
#define C_ULABEL 7 /* undefined label */
#define C_MOS 8 /* member of structure */
#define C_ARG 9 /* function argument */
#define C_STRTAG 10 /* structure tag */
#define C_MOU 11 /* member of union */
#define C_UNTAG 12 /* union tag */
#define C_TPDEF 13 /* type definition */
#define C_USTATIC 14 /* undefined static */
#define C_ENTAG 15 /* enumeration tag */
#define C_MOE 16 /* member of enumeration */
#define C_REGPARM 17 /* register parameter */
#define C_FIELD 18 /* bit field */
#define C_AUTOARG 19 /* auto argument */
#define C_LASTENT 20 /* dummy entry (end of block) */
#define C_BLOCK 100 /* ".bb" or ".eb" */
#define C_FCN 101 /* ".bf" or ".ef" */
#define C_EOS 102 /* end of structure */
#define C_FILE 103 /* file name */
#define C_LINE 104 /* line # reformatted as symbol table entry */
#define C_ALIAS 105 /* duplicate tag */
#define C_HIDDEN 106 /* ext symbol in dmert public lib */
#if defined _AIX52 || defined AIX_WEAK_SUPPORT
#define C_WEAKEXT 111 /* weak symbol -- AIX standard. */
#else
#define C_WEAKEXT 127 /* weak symbol -- GNU extension. */
#endif
#define C_UEXT 19 /* Tentative external definition */
#define C_STATLAB 20 /* Static load time label */
#define C_EXTLAB 21 /* External load time label */
#define C_SYSTEM 23 /* System Wide variable */
#define C_SECTION 104 /* section name */
#define C_NT_WEAK 105 /* weak external */
#define C_LEAFPROC 108 /* Leaf procedure, "call" via BAL */
#define C_SCALL 107 /* Procedure reachable via system call */
#define C_LEAFEXT 108 /* External leaf */
#define C_LEAFSTAT 113 /* Static leaf */
#define C_OPTVAR 109 /* Optimized variable */
#define C_DEFINE 110 /* Preprocessor #define */
#define C_PRAGMA 111 /* Advice to compiler or linker */
#define C_SEGMENT 112 /* 80960 segment name */
#define C_SHADOW 107 /* shadow symbol */
#define C_VERSION 108 /* coff version symbol */
#define C_HIDEXT 107 /* Un-named external symbol */
#define C_BINCL 108 /* Marks beginning of include file */
#define C_EINCL 109 /* Marks ending of include file */
#define C_GSYM (0x80)
#define C_LSYM (0x81)
#define C_PSYM (0x82)
#define C_RSYM (0x83)
#define C_RPSYM (0x84)
#define C_STSYM (0x85)
#define C_TCSYM (0x86)
#define C_BCOMM (0x87)
#define C_ECOML (0x88)
#define C_ECOMM (0x89)
#define C_DECL (0x8c)
#define C_ENTRY (0x8d)
#define C_FUN (0x8e)
#define C_BSTAT (0x8f)
#define C_ESTAT (0x90)
#define C_THUMBEXT (128 + C_EXT) /* 130 */
#define C_THUMBSTAT (128 + C_STAT) /* 131 */
#define C_THUMBLABEL (128 + C_LABEL) /* 134 */
#define C_THUMBEXTFUNC (C_THUMBEXT + 20) /* 150 */
#define C_THUMBSTATFUNC (C_THUMBSTAT + 20) /* 151 */
#define SCNNMLEN (8)
struct internal_scnhdr
{
char s_name[SCNNMLEN];
In the pei format, this field is the virtual section size
(the size of the section after being loaded int memory),
NOT the physical address. */
bfd_vma s_paddr;
bfd_vma s_vaddr;
bfd_vma s_size;
bfd_vma s_scnptr;
bfd_vma s_relptr;
bfd_vma s_lnnoptr;
unsigned long s_nreloc;
unsigned long s_nlnno;
long s_flags;
long s_align;
unsigned char s_page;
};
#define STYP_REG (0x0000) /* "regular": allocated, relocated, loaded */
#define STYP_DSECT (0x0001) /* "dummy": relocated only*/
#define STYP_NOLOAD (0x0002) /* "noload": allocated, relocated, not loaded */
#define STYP_GROUP (0x0004) /* "grouped": formed of input sections */
#define STYP_PAD (0x0008) /* "padding": not allocated, not relocated, loaded */
#define STYP_COPY (0x0010) /* "copy": for decision function used by field update; not allocated, not relocated,
loaded; reloc & lineno entries processed normally */
#define STYP_TEXT (0x0020)
#define S_SHRSEG (0x0020)
will have the S_SHRSEG flag set by ogen, to inform dufr that updating 1 copy of the proc. will
update all process invocations. */
#define STYP_DATA (0x0040) /* section contains data only */
#define STYP_BSS (0x0080) /* section contains bss only */
#define S_NEWFCN (0x0100) /* In a minimal file or an update file, a new function (as compared with a replaced function) */
#define STYP_INFO (0x0200) /* comment: not allocated not relocated, not loaded */
#define STYP_OVER (0x0400) /* overlay: relocated not allocated or loaded */
#define STYP_LIB (0x0800) /* for .lib: same as INFO */
#define STYP_MERGE (0x2000) /* merge section -- combines with text, data or bss sections only */
#define STYP_REVERSE_PAD (0x4000) /* section will be padded with no-op instructions
wherever padding is necessary and there is a
word of contiguous bytes beginning on a word
boundary. */
#define STYP_LIT 0x8020 /* Literal data (like STYP_TEXT) */
Line numbers are grouped on a per function basis; first entry in a function
grouping will have l_lnno = 0 and in place of physical address will be the
symbol table index of the function name. */
struct internal_lineno
{
union
{
bfd_signed_vma l_symndx;
bfd_signed_vma l_paddr;
} l_addr;
unsigned long l_lnno;
};
#define SYMNMLEN 8 /* # characters in a symbol name */
#define FILNMLEN 14 /* # characters in a file name */
#define DIMNUM 4 /* # array dimensions in auxiliary entry */
struct internal_syment
{
union
{
char _n_name[SYMNMLEN];
struct
{
bfd_hostptr_t _n_zeroes;
bfd_hostptr_t _n_offset;
} _n_n;
char *_n_nptr[2];
} _n;
bfd_vma n_value;
short n_scnum;
unsigned short n_flags;
unsigned short n_type;
unsigned char n_sclass;
unsigned char n_numaux;
};
#define n_name _n._n_name
#define n_zeroes _n._n_n._n_zeroes
#define n_offset _n._n_n._n_offset
or one of the following: */
#define N_UNDEF ((short)0) /* undefined symbol */
#define N_ABS ((short)-1) /* value of symbol is absolute */
#define N_DEBUG ((short)-2) /* debugging symbol -- value is meaningless */
#define N_TV ((short)-3) /* indicates symbol needs preload transfer vector */
#define P_TV ((short)-4) /* indicates symbol needs postload transfer vector*/
#define T_NULL 0
#define T_VOID 1 /* function argument (only used by compiler) */
#define T_CHAR 2 /* character */
#define T_SHORT 3 /* short integer */
#define T_INT 4 /* integer */
#define T_LONG 5 /* long integer */
#define T_FLOAT 6 /* floating point */
#define T_DOUBLE 7 /* double word */
#define T_STRUCT 8 /* structure */
#define T_UNION 9 /* union */
#define T_ENUM 10 /* enumeration */
#define T_MOE 11 /* member of enumeration*/
#define T_UCHAR 12 /* unsigned character */
#define T_USHORT 13 /* unsigned short */
#define T_UINT 14 /* unsigned integer */
#define T_ULONG 15 /* unsigned long */
#define T_LNGDBL 16 /* long double */
#define DT_NON (0) /* no derived type */
#define DT_PTR (1) /* pointer */
#define DT_FCN (2) /* function */
#define DT_ARY (3) /* array */
#define BTYPE(x) ((x) & N_BTMASK)
#define DTYPE(x) (((x) & N_TMASK) >> N_BTSHFT)
#define ISPTR(x) \
(((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_PTR << N_BTSHFT))
#define ISFCN(x) \
(((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_FCN << N_BTSHFT))
#define ISARY(x) \
(((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_ARY << N_BTSHFT))
#define ISTAG(x) \
((x) == C_STRTAG || (x) == C_UNTAG || (x) == C_ENTAG)
#define DECREF(x) \
((((x) >> N_TSHIFT) & ~ N_BTMASK) | ((x) & N_BTMASK))
union internal_auxent
{
struct
{
union
{
long l;
struct coff_ptr_struct *p;
} x_tagndx;
union
{
struct
{
unsigned short x_lnno;
unsigned short x_size;
} x_lnsz;
long x_fsize;
} x_misc;
union
{
struct
{
bfd_signed_vma x_lnnoptr;
union
{
long l;
struct coff_ptr_struct *p;
} x_endndx;
} x_fcn;
struct
{
unsigned short x_dimen[DIMNUM];
} x_ary;
} x_fcnary;
unsigned short x_tvndx;
} x_sym;
union
{
char x_fname[FILNMLEN];
struct
{
long x_zeroes;
long x_offset;
} x_n;
} x_file;
struct
{
long x_scnlen;
unsigned short x_nreloc;
unsigned short x_nlinno;
unsigned long x_checksum;
unsigned short x_associated;
unsigned char x_comdat;
} x_scn;
struct
{
long x_tvfill;
unsigned short x_tvlen;
unsigned short x_tvran[2];
} x_tv;
* RS/6000-specific auxent - last auxent for every external symbol
******************************************/
struct
{
union
{
bfd_signed_vma l;
struct coff_ptr_struct *p;
} x_scnlen;
long x_parmhash;
unsigned short x_snhash;
unsigned char x_smtyp;
unsigned char x_smclas;
long x_stab;
unsigned short x_snstab;
} x_csect;
#define SMTYP_ALIGN(x) ((x) >> 3) /* log2 of alignment */
#define SMTYP_SMTYP(x) ((x) & 0x7) /* symbol type */
#define XTY_ER 0 /* External reference */
#define XTY_SD 1 /* Csect definition */
#define XTY_LD 2 /* Label definition */
#define XTY_CM 3 /* .BSS */
#define XTY_EM 4 /* Error message */
#define XTY_US 5 /* "Reserved for internal use" */
#define XMC_PR 0 /* Read-only program code */
#define XMC_RO 1 /* Read-only constant */
#define XMC_DB 2 /* Read-only debug dictionary table */
#define XMC_TC 3 /* Read-write general TOC entry */
#define XMC_UA 4 /* Read-write unclassified */
#define XMC_RW 5 /* Read-write data */
#define XMC_GL 6 /* Read-only global linkage */
#define XMC_XO 7 /* Read-only extended operation */
#define XMC_SV 8 /* Read-only supervisor call */
#define XMC_BS 9 /* Read-write BSS */
#define XMC_DS 10 /* Read-write descriptor csect */
#define XMC_UC 11 /* Read-write unnamed Fortran common */
#define XMC_TI 12 /* Read-only traceback index csect */
#define XMC_TB 13 /* Read-only traceback table csect */
#define XMC_TC0 15 /* Read-write TOC anchor */
#define XMC_TD 16 /* Read-write data in TOC */
* I960-specific *2nd* aux. entry formats
******************************************/
struct
{
#define x_stdindx x_stindx
long x_stindx;
} x_sc;
struct
{
unsigned long x_balntry;
} x_bal;
struct
{
unsigned long x_timestamp;
char x_idstring[20];
} x_ident;
};
struct internal_reloc
{
bfd_vma r_vaddr;
long r_symndx;
unsigned short r_type;
unsigned char r_size;
unsigned char r_extern;
unsigned long r_offset;
};
#define R_AMD64_ABS 0 /* Reference is absolute, no relocation is necessary. */
#define R_AMD64_DIR64 1 /* 64-bit address (VA). */
#define R_AMD64_DIR32 2 /* 32-bit address (VA) R_DIR32. */
#define R_AMD64_IMAGEBASE 3 /* 32-bit absolute ref w/o base R_IMAGEBASE. */
#define R_AMD64_PCRLONG 4 /* 32-bit relative address from byte following reloc R_PCRLONG. */
#define R_AMD64_PCRLONG_1 5 /* 32-bit relative address from byte distance 1 from reloc. */
#define R_AMD64_PCRLONG_2 6 /* 32-bit relative address from byte distance 2 from reloc. */
#define R_AMD64_PCRLONG_3 7 /* 32-bit relative address from byte distance 3 from reloc. */
#define R_AMD64_PCRLONG_4 8 /* 32-bit relative address from byte distance 4 from reloc. */
#define R_AMD64_PCRLONG_5 9 /* 32-bit relative address from byte distance 5 from reloc. */
#define R_AMD64_SECTION 10 /* Section index. */
#define R_AMD64_SECREL 11 /* 32 bit offset from base of section containing target R_SECREL. */
#define R_AMD64_SECREL7 12 /* 7 bit unsigned offset from base of section containing target. */
#define R_AMD64_TOKEN 13 /* 32 bit metadata token. */
#define R_AMD64_PCRQUAD 14 /* Pseude PC64 relocation - Note: not specified by MS/AMD but need for gas pc-relative 64bit wide relocation generated by ELF. */
#define R_DIR16 1
#define R_REL24 5
#define R_DIR32 6
#define R_IMAGEBASE 7
#define R_SECREL32 11
#define R_RELBYTE 15
#define R_RELWORD 16
#define R_RELLONG 17
#define R_PCRBYTE 18
#define R_PCRWORD 19
#define R_PCRLONG 20
#define R_PCR24 21
#define R_IPRSHORT 24
#define R_IPRLONG 26
#define R_GETSEG 29
#define R_GETPA 30
#define R_TAGWORD 31
#define R_JUMPTARG 32 /* strange 29k 00xx00xx reloc */
#define R_PARTLS16 32
#define R_PARTMS8 33
#define R_PCR16L 128
#define R_PCR26L 129
#define R_VRT16 130
#define R_HVRT16 131
#define R_LVRT16 132
#define R_VRT32 133
address. The linker tries to turn insns with this reloc into
an absolute 8-bit address. */
#define R_MOV16B1 0x41
absolute address which have been shortened into a 8-bit
absolute address. */
#define R_MOV16B2 0x42
the linker tries to turn these insns into bra insns with
an 8bit pc-relative target. */
#define R_JMP1 0x43
target that was formerly a jmp insn with a 16bit target. */
#define R_JMP2 0x44
#define R_RELLONG_NEG 0x45
the linker tries to turn these insns into bra insns with
an 8bit pc-relative target. */
#define R_JMPL1 0x46
target that was formerly a jmp insn with a 24bit target. */
#define R_JMPL2 0x47
address. The linker tries to turn insns with this reloc into
an absolute 8-bit address. */
#define R_MOV24B1 0x48
absolute address which have been shortened into a 8-bit
absolute address. */
#define R_MOV24B2 0x49
target into the function vector (in page zero), and the address of the
vector entry to be placed in the jump/call instruction. */
#define R_MEM_INDIRECT 0x4a
shortened into an 8bit pc-relative branch target. */
#define R_PCRWORD_B 0x4b
absolute address; the linker may turn this into a mov.[wl]
insn with a 16bit absolute address. */
#define R_MOVL1 0x4c
a 32/24bit absolute address and now have a 16bit absolute address. */
#define R_MOVL2 0x4d
inverted and its target redirected to the target of the branch
in the following insn. */
#define R_BCC_INV 0x4e
#define R_JMP_DEL 0x4f
#define R_IMM16 0x01 /* 16 bit abs */
#define R_JR 0x02 /* jr 8 bit disp */
#define R_IMM4L 0x23 /* low nibble */
#define R_IMM8 0x22 /* 8 bit abs */
#define R_IMM32 R_RELLONG /* 32 bit abs */
#define R_CALL R_DA /* Absolute address which could be a callr */
#define R_JP R_DA /* Absolute address which could be a jp */
#define R_REL16 0x04 /* 16 bit PC rel */
#define R_CALLR 0x05 /* callr 12 bit disp */
#define R_SEG 0x10 /* set if in segmented mode */
#define R_IMM4H 0x24 /* high nibble */
#define R_DISP7 0x25 /* djnz displacement */
#define R_OFF8 0x32 /* 8 bit signed abs, for (i[xy]+d) */
#define R_IMM24 0x33 /* 24 bit abs */
#define R_H8500_IMM8 1 /* 8 bit immediate */
#define R_H8500_IMM16 2 /* 16 bit immediate */
#define R_H8500_PCREL8 3 /* 8 bit pcrel */
#define R_H8500_PCREL16 4 /* 16 bit pcrel */
#define R_H8500_HIGH8 5 /* high 8 bits of 24 bit address */
#define R_H8500_LOW16 7 /* low 16 bits of 24 bit immediate */
#define R_H8500_IMM24 6 /* 24 bit immediate */
#define R_H8500_IMM32 8 /* 32 bit immediate */
#define R_H8500_HIGH16 9 /* high 16 bits of 32 bit immediate */
#define R_W65_ABS8 1 /* addr & 0xff */
#define R_W65_ABS16 2 /* addr & 0xffff */
#define R_W65_ABS24 3 /* addr & 0xffffff */
#define R_W65_ABS8S8 4 /* (addr >> 8) & 0xff */
#define R_W65_ABS8S16 5 /* (addr >> 16) & 0xff */
#define R_W65_ABS16S8 6 /* (addr >> 8) & 0ffff */
#define R_W65_ABS16S16 7 /* (addr >> 16) & 0ffff */
#define R_W65_PCR8 8
#define R_W65_PCR16 9
#define R_W65_DP 10 /* direct page 8 bits only */
#endif
