[thirdparty/binutils-gdb.git] / include / vms / eihd.h

/* Alpha VMS external format of Extended Image Header.

   Copyright (C) 2010-2021 Free Software Foundation, Inc.
   Written by Tristan Gingold <gingold@adacore.com>, AdaCore.

   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 3 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_EIHD_H
#define _VMS_EIHD_H

/* Extended Image Header (eihd) structure.  */
struct vms_eihd
{
  /* Version of this EIHD.  */
  unsigned char majorid[4];
  unsigned char minorid[4];

  /* Size in bytes of the header.  */
  unsigned char size[4];

  /* Byte offset to ISD (Image Section Descriptors) list.  */
  unsigned char isdoff[4];

  /* Byte offset to activation data (off=16).  */
  unsigned char activoff[4];

  /* Byte offset to symbol table and debugging data.  */ 
  unsigned char symdbgoff[4];

  /* Byte offset to image ident.  */
  unsigned char imgidoff[4];

  /* Byte offset to patch data.  */
  unsigned char patchoff[4];

  /* RVA of fixup info (off=32).  */
  unsigned char iafva[8];

  /* RVA of symbol vector.  */
  unsigned char symvva[8];

  /* Byte offset to version number array (off=48).  */
  unsigned char version_array_off[4];

  /* Image type.  */
  unsigned char imgtype[4];

  /* Image subtype.  */
  unsigned char subtype[4];

  /* Size in bytes of image I/O section requested.  */
  unsigned char imgiocnt[4];

  /* Nbr of channels requested (off=64).  */
  unsigned char iochancnt[4];

  /* Requested privilege mask.  */
  unsigned char privreqs[8];

  /* Number of header diskblocks.  */
  unsigned char hdrblkcnt[4];

  /* Linker produced image flags.  */
  unsigned char lnkflags[4];

  /* GBL SEC ident value for linkable image.  */
  unsigned char ident[4];

  /* SYS$K_VERSION or 0 if not linked with exec.  */
  unsigned char sysver[4];

  /* Linker match control.  */
  unsigned char matchctl;
  unsigned char fill_1[3];

  /* Size of the symbol vector in bytes.  */
  unsigned char symvect_size[4];

  /* Value of /BPAGE.  */
  unsigned char virt_mem_block_size[4];

  /* Byte offset to extended fixup data.  */
  unsigned char ext_fixup_off[4];

  /* Byte offset to no_optimize psect table.  */
  unsigned char noopt_psect_off[4];

  unsigned char fill_2[398];

  /* CODE identifies image type to MOM.  */
  unsigned char alias[2];
};

#define EIHD__K_MAJORID	3	/* Major id constant	*/
#define EIHD__K_MINORID	0	/* Minor id constant	*/

/* Image type.  */
#define EIHD__K_EXE		1	/* Executable image	*/
#define EIHD__K_LIM		2	/* Linkable image.  */

/* Image subtype.  */
#define EIHD__C_NATIVE		0	/* Alpha native image.  */
#define EIHD__C_CLI		1	/* Image is a CLI, run LOGINOUT.  */

/* Linker image flags.  */
#define EIHD__M_LNKDEBUG	0x0001	/* Full debugging requested.  */
#define EIHD__M_LNKNOTFR	0x0002	/* No first transfer address.  */
#define EIHD__M_NOP0BUFS	0x0004	/* No RMS use of P0 for image I/O.  */
#define EIHD__M_PICIMG		0x0008	/* PIC image.  */
#define EIHD__M_P0IMAGE		0x0010	/* P0 only image.  */
#define EIHD__M_DBGDMT		0x0020	/* Image header has dmt fields.  */
#define EIHD__M_INISHR		0x0040	/* Transfer array contains LNISHR.  */
#define EIHD__M_XLATED		0x0080	/* Translated image.  */
#define EIHD__M_BIND_CODE_SEC	0x0100	/* EXE sect can be put into S0.  */
#define EIHD__M_BIND_DATA_SEC	0x0200	/* DATA sect can be put into S0.  */
#define EIHD__M_MKTHREADS	0x0400	/* Multiple kernel threads.  */
#define EIHD__M_UPCALLS		0x0800	/* Upcalls enabled.  */
#define EIHD__M_OMV_READY	0x1000	/* Can be processed by OMV.  */
#define EIHD__M_EXT_BIND_SECT	0x2000	/* May be moved, using ext fixups.  */

/* Offsets of some fields.  */
#define EIHD__L_SIZE		8
#define EIHD__L_ISDOFF		12
#define EIHD__L_SYMDBGOFF	20
#define EIHD__Q_SYMVVA		40
#define EIHD__L_IMGTYPE		52

#define EIHD__C_LENGTH 104

#endif /* _VMS_EIHD_H */
Commit	Line	Data
444a144f TG	1	/* Alpha VMS external format of Extended Image Header.
444a144f TG	2
250d07de	3	Copyright (C) 2010-2021 Free Software Foundation, Inc.
444a144f TG	4	Written by Tristan Gingold <gingold@adacore.com>, AdaCore.
	5
	6	This file is part of BFD, the Binary File Descriptor library.
	7
	8	This program is free software; you can redistribute it and/or modify
	9	it under the terms of the GNU General Public License as published by
	10	the Free Software Foundation; either version 3 of the License, or
	11	(at your option) any later version.
	12
	13	This program is distributed in the hope that it will be useful,
	14	but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	GNU General Public License for more details.
	17
	18	You should have received a copy of the GNU General Public License
	19	along with this program; if not, write to the Free Software
	20	Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
	21	MA 02110-1301, USA. */
	22
	23	#ifndef _VMS_EIHD_H
	24	#define _VMS_EIHD_H
	25
	26	/* Extended Image Header (eihd) structure. */
	27	struct vms_eihd
	28	{
	29	/* Version of this EIHD. */
	30	unsigned char majorid[4];
	31	unsigned char minorid[4];
	32
	33	/* Size in bytes of the header. */
	34	unsigned char size[4];
	35
	36	/* Byte offset to ISD (Image Section Descriptors) list. */
	37	unsigned char isdoff[4];
	38
fd63344e	39	/* Byte offset to activation data (off=16). */
444a144f TG	40	unsigned char activoff[4];
	41
	42	/* Byte offset to symbol table and debugging data. */
	43	unsigned char symdbgoff[4];
	44
	45	/* Byte offset to image ident. */
	46	unsigned char imgidoff[4];
	47
	48	/* Byte offset to patch data. */
	49	unsigned char patchoff[4];
	50
fd63344e	51	/* RVA of fixup info (off=32). */
444a144f TG	52	unsigned char iafva[8];
	53
	54	/* RVA of symbol vector. */
	55	unsigned char symvva[8];
	56
fd63344e	57	/* Byte offset to version number array (off=48). */
444a144f TG	58	unsigned char version_array_off[4];
	59
	60	/* Image type. */
	61	unsigned char imgtype[4];
	62
	63	/* Image subtype. */
	64	unsigned char subtype[4];
	65
	66	/* Size in bytes of image I/O section requested. */
	67	unsigned char imgiocnt[4];
	68
fd63344e	69	/* Nbr of channels requested (off=64). */
444a144f TG	70	unsigned char iochancnt[4];
	71
	72	/* Requested privilege mask. */
	73	unsigned char privreqs[8];
	74
	75	/* Number of header diskblocks. */
	76	unsigned char hdrblkcnt[4];
	77
	78	/* Linker produced image flags. */
	79	unsigned char lnkflags[4];
	80
	81	/* GBL SEC ident value for linkable image. */
	82	unsigned char ident[4];
	83
	84	/* SYS$K_VERSION or 0 if not linked with exec. */
	85	unsigned char sysver[4];
	86
	87	/* Linker match control. */
	88	unsigned char matchctl;
	89	unsigned char fill_1[3];
	90
	91	/* Size of the symbol vector in bytes. */
	92	unsigned char symvect_size[4];
	93
	94	/* Value of /BPAGE. */
	95	unsigned char virt_mem_block_size[4];
	96
	97	/* Byte offset to extended fixup data. */
	98	unsigned char ext_fixup_off[4];
	99
	100	/* Byte offset to no_optimize psect table. */
	101	unsigned char noopt_psect_off[4];
	102
	103	unsigned char fill_2[398];
	104
	105	/* CODE identifies image type to MOM. */
	106	unsigned char alias[2];
	107	};
	108
	109	#define EIHD__K_MAJORID 3 /* Major id constant */
	110	#define EIHD__K_MINORID 0 /* Minor id constant */
	111
	112	/* Image type. */
	113	#define EIHD__K_EXE 1 /* Executable image */
	114	#define EIHD__K_LIM 2 /* Linkable image. */
	115
fd63344e TG	116	/* Image subtype. */
	117	#define EIHD__C_NATIVE 0 /* Alpha native image. */
	118	#define EIHD__C_CLI 1 /* Image is a CLI, run LOGINOUT. */
	119
444a144f TG	120	/* Linker image flags. */
	121	#define EIHD__M_LNKDEBUG 0x0001 /* Full debugging requested. */
	122	#define EIHD__M_LNKNOTFR 0x0002 /* No first transfer address. */
	123	#define EIHD__M_NOP0BUFS 0x0004 /* No RMS use of P0 for image I/O. */
	124	#define EIHD__M_PICIMG 0x0008 /* PIC image. */
	125	#define EIHD__M_P0IMAGE 0x0010 /* P0 only image. */
	126	#define EIHD__M_DBGDMT 0x0020 /* Image header has dmt fields. */
	127	#define EIHD__M_INISHR 0x0040 /* Transfer array contains LNISHR. */
	128	#define EIHD__M_XLATED 0x0080 /* Translated image. */
	129	#define EIHD__M_BIND_CODE_SEC 0x0100 /* EXE sect can be put into S0. */
	130	#define EIHD__M_BIND_DATA_SEC 0x0200 /* DATA sect can be put into S0. */
	131	#define EIHD__M_MKTHREADS 0x0400 /* Multiple kernel threads. */
	132	#define EIHD__M_UPCALLS 0x0800 /* Upcalls enabled. */
	133	#define EIHD__M_OMV_READY 0x1000 /* Can be processed by OMV. */
	134	#define EIHD__M_EXT_BIND_SECT 0x2000 /* May be moved, using ext fixups. */
	135
444a144f TG	136	/* Offsets of some fields. */
	137	#define EIHD__L_SIZE 8
	138	#define EIHD__L_ISDOFF 12
	139	#define EIHD__L_SYMDBGOFF 20
	140	#define EIHD__Q_SYMVVA 40
	141	#define EIHD__L_IMGTYPE 52
	142
fd63344e TG	143	#define EIHD__C_LENGTH 104
fd63344e TG	144
444a144f	145	#endif /* _VMS_EIHD_H */