* elf.c (bfd_section_from_shdr): Treat invalid reloc sections as

[deliverable/binutils-gdb.git] / bfd / vms.h

#undef vms
/* vms.h -- Header file for VMS (Alpha and Vax) support.
   Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005
   Free Software Foundation, Inc.

   Written by Klaus K"ampf (kkaempf@rmi.de)

   This file is part of BFD, the Binary File Descriptor library.

   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 VMS_H
#define VMS_H

/* Constants starting with 'Exxx_' are for openVMS/Alpha (EVAX object language)  */

/* VMS Text, information and relocation record (TIR/ETIR) definitions.  */

#define TIR_S_C_STA_GBL		0
#define TIR_S_C_STA_SB		1
#define TIR_S_C_STA_SW		2
#define TIR_S_C_STA_LW		3
#define TIR_S_C_STA_PB		4
#define TIR_S_C_STA_PW		5
#define TIR_S_C_STA_PL		6
#define TIR_S_C_STA_UB  	7
#define TIR_S_C_STA_UW  	8
#define TIR_S_C_STA_BFI 	9
#define TIR_S_C_STA_WFI 	10
#define TIR_S_C_STA_LFI 	11
#define TIR_S_C_STA_EPM 	12
#define TIR_S_C_STA_CKARG       13
#define TIR_S_C_STA_WPB 	14
#define TIR_S_C_STA_WPW 	15
#define TIR_S_C_STA_WPL 	16
#define TIR_S_C_STA_LSY 	17
#define TIR_S_C_STA_LIT 	18
#define TIR_S_C_STA_LEPM        19
#define TIR_S_C_MAXSTACOD       19
#define TIR_S_C_MINSTOCOD       20
#define TIR_S_C_STO_SB  	20
#define TIR_S_C_STO_SW  	21
#define TIR_S_C_STO_L   	22
#define TIR_S_C_STO_LW  	22
#define TIR_S_C_STO_BD  	23
#define TIR_S_C_STO_WD  	24
#define TIR_S_C_STO_LD  	25
#define TIR_S_C_STO_LI  	26
#define TIR_S_C_STO_PIDR        27
#define TIR_S_C_STO_PICR        28
#define TIR_S_C_STO_RSB 	29
#define TIR_S_C_STO_RSW 	30
#define TIR_S_C_STO_RL  	31
#define TIR_S_C_STO_VPS 	32
#define TIR_S_C_STO_USB 	33
#define TIR_S_C_STO_USW 	34
#define TIR_S_C_STO_RUB 	35
#define TIR_S_C_STO_RUW 	36
#define TIR_S_C_STO_B   	37
#define TIR_S_C_STO_W   	38
#define TIR_S_C_STO_RB  	39
#define TIR_S_C_STO_RW  	40
#define TIR_S_C_STO_RIVB        41
#define TIR_S_C_STO_PIRR        42
#define TIR_S_C_MAXSTOCOD       42
#define TIR_S_C_MINOPRCOD       50
#define TIR_S_C_OPR_NOP 	50
#define TIR_S_C_OPR_ADD 	51
#define TIR_S_C_OPR_SUB 	52
#define TIR_S_C_OPR_MUL 	53
#define TIR_S_C_OPR_DIV 	54
#define TIR_S_C_OPR_AND 	55
#define TIR_S_C_OPR_IOR 	56
#define TIR_S_C_OPR_EOR 	57
#define TIR_S_C_OPR_NEG 	58
#define TIR_S_C_OPR_COM 	59
#define TIR_S_C_OPR_INSV        60
#define TIR_S_C_OPR_ASH 	61
#define TIR_S_C_OPR_USH 	62
#define TIR_S_C_OPR_ROT 	63
#define TIR_S_C_OPR_SEL 	64
#define TIR_S_C_OPR_REDEF       65
#define TIR_S_C_OPR_DFLIT       66
#define TIR_S_C_MAXOPRCOD       66
#define TIR_S_C_MINCTLCOD       80
#define TIR_S_C_CTL_SETRB       80
#define TIR_S_C_CTL_AUGRB       81
#define TIR_S_C_CTL_DFLOC       82
#define TIR_S_C_CTL_STLOC       83
#define TIR_S_C_CTL_STKDL       84
#define TIR_S_C_MAXCTLCOD       84

#define ETIR_S_C_MINSTACOD 0		/* Minimum store code.		*/
#define ETIR_S_C_STA_GBL 0		/* Stack global symbol value.	*/
#define ETIR_S_C_STA_LW 1		/* Stack longword.		*/
#define ETIR_S_C_STA_QW 2		/* Stack quadword.		*/
#define ETIR_S_C_STA_PQ 3		/* Stack psect base plus quadword offset.  */
#define ETIR_S_C_STA_LI 4		/* Stack literal.		*/
#define ETIR_S_C_STA_MOD 5		/* Stack module.		*/
#define ETIR_S_C_STA_CKARG 6		/* Check Arguments.		*/
#define ETIR_S_C_MAXSTACOD 6		/* Maximum stack code.		*/
#define ETIR_S_C_MINSTOCOD 50		/* Minimum store code.		*/
#define ETIR_S_C_STO_B 50		/* Store byte.			*/
#define ETIR_S_C_STO_W 51		/* Store word.			*/
#define ETIR_S_C_STO_LW 52		/* Store longword.		*/
#define ETIR_S_C_STO_QW 53		/* Store quadword.		*/
#define ETIR_S_C_STO_IMMR 54		/* Store immediate Repeated.	*/
#define ETIR_S_C_STO_GBL 55		/* Store global.		*/
#define ETIR_S_C_STO_CA 56		/* Store code address.		*/
#define ETIR_S_C_STO_RB 57		/* Store relative branch.	*/
#define ETIR_S_C_STO_AB 58		/* Store absolute branch.	*/
#define ETIR_S_C_STO_OFF 59		/* Store offset within psect.	*/
#define ETIR_S_C_STO_IMM 61		/* Store immediate.		*/
#define ETIR_S_C_STO_GBL_LW 62		/* Store global Longword.	*/
#define ETIR_S_C_STO_LP_PSB 63		/* STO_LP_PSB not valid in level 2 use STC_LP_PSB.  */
#define ETIR_S_C_STO_HINT_GBL 64	/* Store 14 bit HINT at global address.  */
#define ETIR_S_C_STO_HINT_PS 65		/* Store 14 bit HINT at psect + offset */
#define ETIR_S_C_MAXSTOCOD 65		/* Maximum store code.		*/
#define ETIR_S_C_MINOPRCOD 100		/* Minimum operate code.	*/
#define ETIR_S_C_OPR_NOP 100		/* No-op.			*/
#define ETIR_S_C_OPR_ADD 101		/* Add.				*/
#define ETIR_S_C_OPR_SUB 102		/* Subtract.			*/
#define ETIR_S_C_OPR_MUL 103		/* Multiply.			*/
#define ETIR_S_C_OPR_DIV 104		/* Divide.			*/
#define ETIR_S_C_OPR_AND 105		/* Logical AND.			*/
#define ETIR_S_C_OPR_IOR 106		/* Logical inclusive OR.	*/
#define ETIR_S_C_OPR_EOR 107		/* Logical exclusive OR.	*/
#define ETIR_S_C_OPR_NEG 108		/* Negate.			*/
#define ETIR_S_C_OPR_COM 109		/* Complement.			*/
#define ETIR_S_C_OPR_INSV 110		/* Insert bit field.		*/
#define ETIR_S_C_OPR_ASH 111		/* Arithmetic shift.		*/
#define ETIR_S_C_OPR_USH 112		/* Unsigned shift.		*/
#define ETIR_S_C_OPR_ROT 113		/* Rotate.			*/
#define ETIR_S_C_OPR_SEL 114		/* Select one of three longwords on top of stack.   */
#define ETIR_S_C_OPR_REDEF 115		/* Redefine this symbol after pass 2.  */
#define ETIR_S_C_OPR_DFLIT 116		/* Define a literal.		*/
#define ETIR_S_C_MAXOPRCOD 116		/* Maximum operate code.	*/
#define ETIR_S_C_MINCTLCOD 150		/* Minimum control code.	*/
#define ETIR_S_C_CTL_SETRB 150		/* Set relocation base.		*/
#define ETIR_S_C_CTL_AUGRB 151		/* Augment relocation base.	*/
#define ETIR_S_C_CTL_DFLOC 152		/* Define debug location.	*/
#define ETIR_S_C_CTL_STLOC 153		/* Set debug location.		*/
#define ETIR_S_C_CTL_STKDL 154		/* Stack debug location.	*/
#define ETIR_S_C_MAXCTLCOD 154		/* Maximum control code.	*/
#define ETIR_S_C_MINSTCCOD 200		/* Minimum store-conditional code.   */
#define ETIR_S_C_STC_LP 200		/* Store-conditional Linkage Pair.   */
#define ETIR_S_C_STC_LP_PSB 201		/* Store-conditional Linkage Pair with Procedure Signature.  */
#define ETIR_S_C_STC_GBL 202		/* Store-conditional Address at global address.  */
#define ETIR_S_C_STC_GCA 203		/* Store-conditional Code Address at global address.  */
#define ETIR_S_C_STC_PS 204		/* Store-conditional Address at psect + offset.  */
#define ETIR_S_C_STC_NOP_GBL 205	/* Store-conditional NOP at address of global.  */
#define ETIR_S_C_STC_NOP_PS 206		/* Store-conditional NOP at pect + offset.  */
#define ETIR_S_C_STC_BSR_GBL 207	/* Store-conditional BSR at global address.  */
#define ETIR_S_C_STC_BSR_PS 208		/* Store-conditional BSR at pect + offset.  */
#define ETIR_S_C_STC_LDA_GBL 209	/* Store-conditional LDA at global address.  */
#define ETIR_S_C_STC_LDA_PS 210		/* Store-conditional LDA at psect + offset.  */
#define ETIR_S_C_STC_BOH_GBL 211	/* Store-conditional BSR or Hint at global address.  */
#define ETIR_S_C_STC_BOH_PS 212		/* Store-conditional BSR or Hint at pect + offset.  */
#define ETIR_S_C_STC_NBH_GBL 213	/* Store-conditional NOP,BSR or HINT at global address.  */
#define ETIR_S_C_STC_NBH_PS 214		/* Store-conditional NOP,BSR or HINT at psect + offset.  */
#define ETIR_S_C_MAXSTCCOD 214		/* Maximum store-conditional code.   */

/* VMS Global symbol definition record (GSD/EGSD).  */

#define GSD_S_K_ENTRIES 1
#define GSD_S_C_ENTRIES 1
#define GSD_S_C_PSC     0
#define GSD_S_C_SYM     1
#define GSD_S_C_EPM     2
#define GSD_S_C_PRO     3
#define GSD_S_C_SYMW    4
#define GSD_S_C_EPMW    5
#define GSD_S_C_PROW    6
#define GSD_S_C_IDC     7
#define GSD_S_C_ENV     8
#define GSD_S_C_LSY     9
#define GSD_S_C_LEPM    10
#define GSD_S_C_LPRO    11
#define GSD_S_C_SPSC    12
#define GSD_S_C_SYMV    13
#define GSD_S_C_EPMV    14
#define GSD_S_C_PROV    15
#define GSD_S_C_MAXRECTYP       15

#define EGSD_S_K_ENTRIES 2	/* Offset to first entry in record.	*/
#define EGSD_S_C_ENTRIES 2	/* Offset to first entry in record.	*/
#define EGSD_S_C_PSC 0		/* Psect definition.			*/
#define EGSD_S_C_SYM 1		/* Symbol specification.		*/
#define EGSD_S_C_IDC 2		/* Random entity check.			*/
#define EGSD_S_C_SPSC 5		/* Shareable image psect definition.	*/
#define EGSD_S_C_SYMV 6		/* Vectored (dual-valued) versions of SYM.  */
#define EGSD_S_C_SYMM 7		/* Masked versions of SYM.		*/
#define EGSD_S_C_SYMG 8		/* EGST - gst version of SYM.		*/
#define EGSD_S_C_MAXRECTYP 8	/* Maximum entry type defined.		*/

#define GPS_S_M_PIC     1
#define GPS_S_M_LIB     2
#define GPS_S_M_OVR     4
#define GPS_S_M_REL     8
#define GPS_S_M_GBL     16
#define GPS_S_M_SHR     32
#define GPS_S_M_EXE     64
#define GPS_S_M_RD      128
#define GPS_S_M_WRT     256
#define GPS_S_M_VEC     512
#define GPS_S_K_NAME    9
#define GPS_S_C_NAME    9

#define EGPS_S_V_PIC	0x0001
#define EGPS_S_V_LIB	0x0002
#define EGPS_S_V_OVR	0x0004
#define EGPS_S_V_REL	0x0008
#define EGPS_S_V_GBL	0x0010
#define EGPS_S_V_SHR	0x0020
#define EGPS_S_V_EXE	0x0040
#define EGPS_S_V_RD	0x0080
#define EGPS_S_V_WRT	0x0100
#define EGPS_S_V_VEC	0x0200
#define EGPS_S_V_NOMOD	0x0400
#define EGPS_S_V_COM	0x0800

#define GSY_S_M_WEAK    1
#define GSY_S_M_DEF     2
#define GSY_S_M_UNI     4
#define GSY_S_M_REL     8

#define EGSY_S_V_WEAK	0x0001
#define EGSY_S_V_DEF	0x0002
#define EGSY_S_V_UNI	0x0004
#define EGSY_S_V_REL	0x0008
#define EGSY_S_V_COMM	0x0010
#define EGSY_S_V_VECEP	0x0020
#define EGSY_S_V_NORM	0x0040

#define LSY_S_M_DEF     2
#define LSY_S_M_REL     8

#define ENV_S_M_DEF     1
#define ENV_S_M_NESTED  2

/* Debugger symbol definitions:  These are done by hand,
   as no machine-readable version seems to be available.  */
#define DST_S_C_C		  7	/* Language == "C".	*/
#define DST_S_C_CXX		 15	/* Language == "C++".	*/
#define DST_S_C_VERSION		153
#define	DST_S_C_SOURCE		155	/* Source file.		*/
#define DST_S_C_PROLOG		162
#define	DST_S_C_BLKBEG		176	/* Beginning of block.	*/
#define	DST_S_C_BLKEND		177	/* End of block.	*/
#define DST_S_C_ENTRY		181
#define DST_S_C_PSECT		184
#define	DST_S_C_LINE_NUM	185	/* Line Number.		*/
#define DST_S_C_LBLORLIT	186
#define DST_S_C_LABEL		187
#define	DST_S_C_MODBEG		188	/* Beginning of module. */
#define	DST_S_C_MODEND		189	/* End of module.	*/
#define	DST_S_C_RTNBEG		190	/* Beginning of routine.*/
#define	DST_S_C_RTNEND		191	/* End of routine.	*/
#define	DST_S_C_DELTA_PC_W	1	/* Incr PC.		*/
#define	DST_S_C_INCR_LINUM	2	/* Incr Line #. 	*/
#define	DST_S_C_INCR_LINUM_W	3	/* Incr Line #. 	*/
#define DST_S_C_SET_LINUM_INCR	4
#define DST_S_C_SET_LINUM_INCR_W 5
#define DST_S_C_RESET_LINUM_INCR 6
#define DST_S_C_BEG_STMT_MODE	7
#define DST_S_C_END_STMT_MODE	8
#define	DST_S_C_SET_LINE_NUM	9	/* Set Line #.		*/
#define DST_S_C_SET_PC		10
#define DST_S_C_SET_PC_W	11
#define DST_S_C_SET_PC_L	12
#define DST_S_C_SET_STMTNUM	13
#define DST_S_C_TERM		14	/* End of lines.	*/
#define DST_S_C_TERM_W		15	/* End of lines.	*/
#define	DST_S_C_SET_ABS_PC	16	/* Set PC.		*/
#define	DST_S_C_DELTA_PC_L	17	/* Incr PC.		*/
#define DST_S_C_INCR_LINUM_L	18	/* Incr Line #.		*/
#define DST_S_C_SET_LINUM_B	19	/* Set Line #.		*/
#define DST_S_C_SET_LINUM_L	20	/* Set Line #.		*/
#define	DST_S_C_TERM_L		21	/* End of lines.	*/
/* These are used with DST_S_C_SOURCE */
#define DST_S_C_SRC_DECLFILE	 1	/* Declare source file.  */
#define DST_S_C_SRC_SETFILE	 2	/* Set source file.	 */
#define DST_S_C_SRC_SETREC_L	 3	/* Set record, longword value.  */
#define DST_S_C_SRC_SETREC_W	 4	/* Set record, word value.  */
#define DST_S_C_SRC_DEFLINES_W	10	/* # of line, word counter.  */
#define DST_S_C_SRC_DEFLINES_B	11	/* # of line, byte counter.  */
#define DST_S_C_SRC_FORMFEED	16	/* ^L counts as a record.  */
/* The following are the codes for the various data types.  Anything not on
   the list is included under 'advanced_type'.  */
#define DBG_S_C_UCHAR		0x02
#define DBG_S_C_USINT		0x03
#define DBG_S_C_ULINT		0x04
#define DBG_S_C_UQUAD		0x05
#define DBG_S_C_SCHAR		0x06
#define DBG_S_C_SSINT		0x07
#define DBG_S_C_SLINT		0x08
#define DBG_S_C_SQUAD		0x09
#define DBG_S_C_REAL4		0x0a
#define DBG_S_C_REAL8		0x0b	/* D_float double.  */
#define DBG_S_C_COMPLX4		0x0c	/* 2xF_float complex float.  */
#define DBG_S_C_COMPLX8		0x0d	/* 2xD_float complex double.  */
#define DBG_S_C_REAL8_G		0x1b	/* G_float double.  */
#define DBG_S_C_COMPLX8_G	0x1d	/* 2xG_float complex double.  */
#define DBG_S_C_FUNCTION_ADDR	0x17
#define DBG_S_C_ADVANCED_TYPE	0xa3
/*  Some of these are just for future reference.  [pr].  */
#define DBG_S_C_UBITA		0x01	/* Unsigned, aligned bit field.  */
#define DBG_S_C_UBITU		0x22	/* Unsigned, unaligned bit field.  */
#define DBG_S_C_SBITA		0x29	/* Signed, aligned bit field.  */
#define DBG_S_C_SBITU		0x2a	/* Signed, unaligned bit field.  */
#define DBG_S_C_CSTRING		0x2e	/* Asciz ('\0' terminated) string.  */
#define DBG_S_C_WCHAR		0x38	/* Wchar_t.  */
/*  These are descriptor class codes.  */
#define DSC_K_CLASS_S		0x01	/* Static (fixed length).  */
#define DSC_K_CLASS_D		0x02	/* Dynamic string (not via malloc!).  */
#define DSC_K_CLASS_A		0x04	/* Array.  */
#define DSC_K_CLASS_UBS		0x0d	/* Unaligned bit string.  */
/*  These are the codes that are used to generate the definitions of struct
    union and enum records.  */
#define DBG_S_C_ENUM_ITEM		0xa4
#define DBG_S_C_ENUM_START		0xa5
#define DBG_S_C_ENUM_END		0xa6
#define DBG_S_C_STRUCT_ITEM		DST_K_VFLAGS_BITOFFS	/* 0xff */
#define DBG_S_C_STRUCT_START		0xab
#define DBG_S_C_STRUCT_END		0xac
#define DST_K_TYPSPEC			0xaf		/* Type specification.  */
/* These codes are used in the generation of the symbol definition records.  */
#define DST_K_VFLAGS_NOVAL		0x80	/* Struct definition only.  */
#define DST_K_VFLAGS_DSC		0xfa	/* Descriptor used.  */
#define DST_K_VFLAGS_TVS		0xfb	/* Trailing value specified.  */
#define DST_K_VS_FOLLOWS		0xfd	/* Value spec follows.  */
#define DST_K_VFLAGS_BITOFFS		0xff	/* Value contains bit offset.  */
#define DST_K_VALKIND_LITERAL	0
#define DST_K_VALKIND_ADDR	1
#define DST_K_VALKIND_DESC	2
#define DST_K_VALKIND_REG	3
#define DST_K_REG_VAX_AP	0x0c	/* R12.  */
#define DST_K_REG_VAX_FP	0x0d	/* R13.  */
#define DST_K_REG_VAX_SP	0x0e	/* R14.  */
#define DST_V_VALKIND		0	/* Offset of valkind field.  */
#define DST_V_INDIRECT		2	/* Offset to indirect bit.  */
#define DST_V_DISP		3	/* Offset to displacement bit.  */
#define DST_V_REGNUM		4	/* Offset to register number.  */
#define DST_M_INDIRECT		(1<<DST_V_INDIRECT)
#define DST_M_DISP		(1<<DST_V_DISP)
#define DBG_C_FUNCTION_PARAM	/* 0xc9 */	\
	(DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_AP<<DST_V_REGNUM))
#define DBG_C_LOCAL_SYM		/* 0xd9 */	\
	(DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_FP<<DST_V_REGNUM))
/* Kinds of value specifications.   */
#define DST_K_VS_ALLOC_SPLIT	3	/* Split lifetime.  */
/* Kinds of type specifications.  */
#define DST_K_TS_ATOM		0x01	/* Atomic type specification.  */
#define DST_K_TS_DSC		0x02	/* Descriptor type spec.  */
#define DST_K_TS_IND		0x03	/* Indirect type specification.  */
#define DST_K_TS_TPTR		0x04	/* Typed pointer type spec.  */
#define DST_K_TS_PTR		0x05	/* Pointer type spec.  */
#define DST_K_TS_ARRAY		0x07	/* Array type spec.  */
#define DST_K_TS_NOV_LENG	0x0e	/* Novel length type spec.  */
/* These are the codes that are used in the suffix records to determine the
   actual data type.  */
#define DBG_S_C_BASIC			DST_K_TS_ATOM
#define DBG_S_C_BASIC_ARRAY		DST_K_TS_DSC
#define DBG_S_C_STRUCT			DST_K_TS_IND
#define DBG_S_C_POINTER			DST_K_TS_TPTR
#define DBG_S_C_VOID			DST_K_TS_PTR
#define DBG_S_C_COMPLEX_ARRAY		DST_K_TS_ARRAY

/* VMS Module header record (EMH) definitions.  */

#define MHD_S_C_MHD 0
#define MHD_S_C_LNM 1
#define MHD_S_C_SRC 2
#define MHD_S_C_TTL 3
#define MHD_S_C_CPR 4
#define MHD_S_C_MTC 5
#define MHD_S_C_GTX 6
#define MHD_S_C_MAXHDRTYP 6

#define EMH_S_C_MHD 0		/* Main header record.		*/
#define EMH_S_C_LNM 1		/* Language name and version.	*/
#define EMH_S_C_SRC 2		/* Source file specification.	*/
#define EMH_S_C_TTL 3		/* Title text of module.	*/
#define EMH_S_C_CPR 4		/* Copyright notice.		*/
#define EMH_S_C_MTC 5		/* Maintenance status.		*/
#define EMH_S_C_GTX 6		/* General text.		*/
#define EMH_S_C_MAXHDRTYP 6	/* Maximum allowable type.	*/

/* vms.c.  */

extern asymbol *_bfd_vms_make_empty_symbol (bfd *);

/* vms-gsd.c.  */

extern int _bfd_vms_slurp_gsd (bfd *, int);
extern int _bfd_vms_write_gsd (bfd *, int);

/* vms-mhd.c.  */

extern int _bfd_vms_slurp_hdr (bfd *, int);
extern int _bfd_vms_write_hdr (bfd *, int);
extern int _bfd_vms_slurp_eom (bfd *, int);
extern int _bfd_vms_write_eom (bfd *, int);

/* vms-tir.c.  */

extern int _bfd_vms_slurp_tir (bfd *, int);
extern int _bfd_vms_slurp_dbg (bfd *, int);
extern int _bfd_vms_slurp_tbt (bfd *, int);
extern int _bfd_vms_slurp_lnk (bfd *, int);
				    	 
extern int _bfd_vms_write_tir (bfd *, int);
extern int _bfd_vms_write_tbt (bfd *, int);
extern int _bfd_vms_write_dbg (bfd *, int);
					 
/* The r_type field in a reloc is one of he following values.  */
#define ALPHA_R_IGNORE		0	 
#define ALPHA_R_REFQUAD		1	 
#define ALPHA_R_BRADDR		2	 
#define ALPHA_R_HINT		3	 
#define ALPHA_R_SREL16		4	 
#define ALPHA_R_SREL32		5	 
#define ALPHA_R_SREL64		6	 
#define ALPHA_R_OP_PUSH		7	 
#define ALPHA_R_OP_STORE	8	 
#define ALPHA_R_OP_PSUB		9	 
#define ALPHA_R_OP_PRSHIFT	10	 
#define ALPHA_R_LINKAGE		11	 
#define ALPHA_R_REFLONG		12	 
#define ALPHA_R_CODEADDR	13	 
					 
/* Object language definitions.  */	 
					 
#define OBJ_S_C_HDR 0		/* VAX moule header record.		*/
#define OBJ_S_C_GSD 1		/* VAX glbal symbol definition record.	*/
#define OBJ_S_C_TIR 2		/* VAX tet information record.		*/
#define OBJ_S_C_EOM 3		/* VAX en of module record.		*/
#define OBJ_S_C_DBG 4		/* VAX Deugger information record.	*/
#define OBJ_S_C_TBT 5		/* VAX Trceback information record.	*/
#define OBJ_S_C_LNK 6		/* VAX liker options record.		*/
#define OBJ_S_C_EOMW 7		/* VAX en of module word-psect record.	*/
#define OBJ_S_C_MAXRECTYP 7	/* VAX Lat assigned record type.	*/
#define EOBJ_S_C_EMH 8		/* EVAX mdule header record.		*/
#define EOBJ_S_C_EEOM 9		/* EVAX ed of module record.		*/
#define EOBJ_S_C_EGSD 10	/* EVAX gobal symbol definition record.*/
#define EOBJ_S_C_ETIR 11	/* EVAX txt information record.	*/
#define EOBJ_S_C_EDBG 12	/* EVAX Dbugger information record.	*/
#define EOBJ_S_C_ETBT 13	/* EVAX Taceback information record.	*/
#define EOBJ_S_C_MAXRECTYP 13	/* EVAX Lst assigned record type.	*/
#define OBJ_S_K_SUBTYP 1		 
#define OBJ_S_C_SUBTYP 1		 
#define EOBJ_S_K_SUBTYP 4		 
#define EOBJ_S_C_SUBTYP 4		 
#define OBJ_S_C_MAXRECSIZ 2048	/* Maximu legal record size.           */
#define EOBJ_S_C_MAXRECSIZ 8192 /* Maximu legal record size.           */
#define OBJ_S_C_STRLVL 0	/* Structre level.                     */
#define EOBJ_S_C_STRLVL 2	/* Structre level.                     */
#define OBJ_S_C_SYMSIZ 31	/* Maximu symbol length.		*/
#define EOBJ_S_C_SYMSIZ 64	/* Maximu symbol length.		*/
#define EOBJ_S_C_SECSIZ 31	/* Maximu section name length.		*/
#define OBJ_S_C_STOREPLIM -1	/* Maximu repeat count on store commands.  */
#define EOBJ_S_C_STOREPLIM -1	/* Maximu repeat count on store commands.  */
#define OBJ_S_C_PSCALILIM 9	/* Maximu p-sect alignment.            */
#define EOBJ_S_C_PSCALILIM 16	/* Maximu p-sect alignment.            */
					 
#define EVAX_OFFSET	256	/* Type ofset for EVAX codes in switch.  */
/* Miscellaneous definitions.  */	 

#if __GNUC__				 
typedef unsigned long long uquad;	 
#else					 
typedef unsigned long uquad;		 
#endif					 
					 
#define MAX_OUTREC_SIZE 4096		 
#define MIN_OUTREC_LUFT 64		 
					 
typedef struct _vms_section		 
{					 
  unsigned char *contents;		 
  bfd_vma offset;			 
  bfd_size_type size;			 
  struct _vms_section *next;		 
} vms_section;				 
					 
extern vms_section * _bfd_get_vms_section (bfd *, int);
					 
typedef struct _vms_reloc		 
{					 
  struct _vms_reloc *next;		 
  arelent *reloc;			 
  asection *section;			 
} vms_reloc;				 
					 
/* VMS module header.  */		 
					 
struct hdr_struc			 
{					 
  int    hdr_b_strlvl;			 
  long   hdr_l_arch1;			 
  long   hdr_l_arch2;			 
  long   hdr_l_recsiz;			 
  char * hdr_t_name;			 
  char * hdr_t_version;			 
  char * hdr_t_date;			 
  char * hdr_c_lnm;			 
  char * hdr_c_src;			 
  char * hdr_c_ttl;			 
};					 
					 
/* VMS end of module.  */		 
					 
struct eom_struc			 
{					 
  long          eom_l_total_lps;	 
  unsigned char eom_b_comcod;		 
  bfd_boolean   eom_has_transfer;	 
  unsigned char eom_b_tfrflg;		 
  long          eom_l_psindx;		 
  long          eom_l_tfradr;		 
};					 
					 
enum file_format_enum { FF_UNKNOWN, FF_FOREIGN, FF_NATIVE, FF_VAX };
					 
typedef struct vms_symbol_struct	 
{					 
  struct bfd_hash_entry bfd_hash;	 
  asymbol *symbol;			 
} vms_symbol_entry;			 
					 
/* Stack value for push/pop commands.  */
					 
struct stack_struct			 
{					 
  uquad value;				 
  int psect;				 
};					 
#define STACKSIZE 8192			 
					 
/* location stack definitions for CTL_DFLC, CTL_STLOC, and CTL_STKDL  */
					 
struct location_struct			 
{					 
  unsigned long value;			 
  int psect;				 
};					 
#define LOCATION_SAVE_SIZE 32		 
					 
#define VMS_SECTION_COUNT 1024		 
					 
struct vms_private_data_struct		 
{					 
  bfd_boolean is_vax;				 
  bfd_boolean fixup_done;		/* Flag to indicate if all
					   section pointers and PRIV(sections)
					   are set up correctly.  */
  unsigned char *vms_buf;		/* Buffer to record.  */
  int buf_size;				/* Max size of buffer.  */
  unsigned char *vms_rec;		/* Actual record ptr.  */
  int rec_length;			/* Remaining record length.  */
  int rec_size;				/* Actual record size.  */
  int rec_type;				/* Actual record type.  */
  enum file_format_enum file_format;	 
					 
  struct hdr_struc hdr_data;		/* Data from HDR/EMH record.  */
  struct eom_struc eom_data;		/* Data from EOM/EEOM record.  */
  unsigned int section_count;		/* # of sections in following array.  */
  asection **sections;			/* Array of GSD/EGSD sections.  */
  int gsd_sym_count;			/* # of GSD/EGSD symbols.  */
  asymbol **symbols;			/* Vector of GSD/EGSD symbols.  */
  struct proc_value *procedure;		 
					 
  struct stack_struct *stack;		 
  int stackptr;				 
					 
  vms_section *vms_section_table[VMS_SECTION_COUNT];
					 
  struct bfd_hash_table *vms_symbol_table;
  struct bfd_symbol **symcache;		 
  int symnum;				 
					 
  struct location_struct *location_stack;
					 
  asection *image_section;		/* Section for image_ptr.  */
  unsigned char *image_ptr;		/* A pointer to section->contents.  */
					 
  unsigned char pdsc[8];		/* Procedure descriptor.  */
					 
  /* Output routine storage.  */	 
  unsigned char *output_buf;		/* Output data.  */
  int push_level;			 
  int pushed_size;			 
  int length_pos;			 
  int output_size;			 
  int output_alignment;			 
					 
  /* Linkage index counter		 
     used by conditional store commands (TIR_S_C_STC_).   */
  int vms_linkage_index;		 
					 
  /* see tc-alpha.c of gas for a descripton.  */
  int flag_hash_long_names;	/* -+, hash instead of truncate.  */
  int flag_show_after_trunc;	/* -H, shw hashing/truncation.  */
};					 
					 
#define PRIV(name)	((struct vms_private_data_struct *) abfd->tdata.any)->name
					 
#define SECTION_NAME_TEMPLATE "__SEC__%d"
					 
#if VMS_DEBUG				 
extern void _bfd_vms_debug (int, char *, ...) ATTRIBUTE_PRINTF_2;
extern void _bfd_hexdump   (int, unsigned char *, int, int);
					 
#define vms_debug _bfd_vms_debug	 
#endif					 
					 
extern struct bfd_hash_entry * _bfd_vms_hash_newfunc (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
extern void        _bfd_vms_get_header_values (bfd *, unsigned char *, int *, int *);
extern int         _bfd_vms_get_record  (bfd *abf);
extern int         _bfd_vms_next_record (bfd *abf);
extern char *      _bfd_vms_save_sized_string (unsigned char *, int);
extern char *      _bfd_vms_save_counted_string (unsigned char *);
extern void        _bfd_vms_push (bfd *, uquad, int);
extern uquad       _bfd_vms_pop (bfd *, int *);
extern bfd_boolean _bfd_save_vms_section (bfd *, asection *, const void *, file_ptr, bfd_size_type);
extern void        _bfd_vms_output_begin (bfd *, int, int);
extern void        _bfd_vms_output_alignment (bfd *, int);
extern void        _bfd_vms_output_push (bfd *);
extern void        _bfd_vms_output_pop (bfd *);
extern void        _bfd_vms_output_flush (bfd *);
extern void        _bfd_vms_output_end (bfd *);
extern int         _bfd_vms_output_check (bfd *, int);
extern void        _bfd_vms_output_byte (bfd *, unsigned);
extern void        _bfd_vms_output_short (bfd *, unsigned);
extern void        _bfd_vms_output_long (bfd *, unsigned long);
extern void        _bfd_vms_output_quad (bfd *, uquad);
extern void        _bfd_vms_output_counted (bfd *, char *);
extern void        _bfd_vms_output_dump (bfd *, unsigned char *, int);
extern void        _bfd_vms_output_fill (bfd *, int, int);
extern char *      _bfd_vms_length_hash_symbol (bfd *, const char *, int);
extern vms_symbol_entry * _bfd_vms_enter_symbol (bfd *, char *);

#endif /* VMS_H */