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444a144f TG |
1 | /* Alpha VMS external format of Extended Image Header. |
2 | ||
219d1afa | 3 | Copyright (C) 2010-2018 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 |
144 | ||
444a144f | 145 | #endif /* _VMS_EIHD_H */ |