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/* Alpha VMS external format of Descriptors.
Copyright (C) 2010-2023 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_DSC_H
#define _VMS_DSC_H
/* Descriptors. */
#define DSC__K_DTYPE_Z 0 /* Unspecified. */
#define DSC__K_DTYPE_V 1 /* Bit. */
#define DSC__K_DTYPE_BU 2 /* Byte logical. */
#define DSC__K_DTYPE_WU 3 /* Word logical. */
#define DSC__K_DTYPE_LU 4 /* Longword logical. */
#define DSC__K_DTYPE_QU 5 /* Quadword logical. */
#define DSC__K_DTYPE_B 6 /* Byte integer. */
#define DSC__K_DTYPE_W 7 /* Word integer. */
#define DSC__K_DTYPE_L 8 /* Longword integer. */
#define DSC__K_DTYPE_Q 9 /* Quadword integer. */
#define DSC__K_DTYPE_F 10 /* Single-precision floating. */
#define DSC__K_DTYPE_D 11 /* Double-precision floating. */
#define DSC__K_DTYPE_FC 12 /* Complex. */
#define DSC__K_DTYPE_DC 13 /* Double-precision Complex. */
#define DSC__K_DTYPE_T 14 /* ASCII text string. */
#define DSC__K_DTYPE_NU 15 /* Numeric string, unsigned. */
#define DSC__K_DTYPE_NL 16 /* Numeric string, left separate sign. */
#define DSC__K_DTYPE_NLO 17 /* Numeric string, left overpunched sign. */
#define DSC__K_DTYPE_NR 18 /* Numeric string, right separate sign. */
#define DSC__K_DTYPE_NRO 19 /* Numeric string, right overpunched sign. */
#define DSC__K_DTYPE_NZ 20 /* Numeric string, zoned sign. */
#define DSC__K_DTYPE_P 21 /* Packed decimal string. */
#define DSC__K_DTYPE_ZI 22 /* Sequence of instructions. */
#define DSC__K_DTYPE_ZEM 23 /* Procedure entry mask. */
#define DSC__K_DTYPE_DSC 24 /* Descriptor, used for arrays of dyn strings. */
#define DSC__K_DTYPE_OU 25 /* Octaword logical. */
#define DSC__K_DTYPE_O 26 /* Octaword integer. */
#define DSC__K_DTYPE_G 27 /* Double precision G floating, 64 bit. */
#define DSC__K_DTYPE_H 28 /* Quadruple precision floating, 128 bit. */
#define DSC__K_DTYPE_GC 29 /* Double precision complex, G floating. */
#define DSC__K_DTYPE_HC 30 /* Quadruple precision complex, H floating. */
#define DSC__K_DTYPE_CIT 31 /* COBOL intermediate temporary. */
#define DSC__K_DTYPE_BPV 32 /* Bound Procedure Value. */
#define DSC__K_DTYPE_BLV 33 /* Bound Label Value. */
#define DSC__K_DTYPE_VU 34 /* Bit Unaligned. */
#define DSC__K_DTYPE_ADT 35 /* Absolute Date-Time. */
#define DSC__K_DTYPE_VT 37 /* Varying Text. */
#define DSC__K_DTYPE_T2 38 /* 16-bit char. */
#define DSC__K_DTYPE_VT2 39 /* 16-bit varying char. */
#define DSC__K_CLASS_S 1 /* Fixed-length scalar/string. */
#define DSC__K_CLASS_D 2 /* Dynamic string. */
#define DSC__K_CLASS_V 3 /* Reserved. */
#define DSC__K_CLASS_A 4 /* Contiguous array. */
#define DSC__K_CLASS_P 5 /* Procedure argument descriptor. */
#define DSC__K_CLASS_PI 6 /* Procedure incarnation descriptor. */
#define DSC__K_CLASS_J 7 /* Reserved. */
#define DSC__K_CLASS_JI 8 /* Obsolete. */
#define DSC__K_CLASS_SD 9 /* Decimal (scalar) string. */
#define DSC__K_CLASS_NCA 10 /* Non-contiguous array. */
#define DSC__K_CLASS_VS 11 /* Varying string. */
#define DSC__K_CLASS_VSA 12 /* Varying string array. */
#define DSC__K_CLASS_UBS 13 /* Unaligned bit string. */
#define DSC__K_CLASS_UBA 14 /* Unaligned bit array. */
#define DSC__K_CLASS_SB 15 /* String with bounds. */
#define DSC__K_CLASS_UBSB 16 /* Unaligned bit string with bounds. */
/* Common part. */
struct vms_dsc
{
unsigned char length[2];
unsigned char dtype;
unsigned char bclass;
unsigned char pointer[4];
};
struct vms_dsc64
{
unsigned char mbo[2];
unsigned char dtype;
unsigned char bclass;
unsigned char mbmo[4];
unsigned char length[8];
unsigned char pointer[8];
};
struct vms_dsc_nca
{
unsigned char length[2];
unsigned char dtype;
unsigned char bclass;
unsigned char pointer[4];
unsigned char scale;
unsigned char digits;
unsigned char aflags;
unsigned char dimct;
unsigned char arsize[4];
unsigned char a0[4];
};
struct vms_dsc_ubs
{
unsigned char length[2];
unsigned char dtype;
unsigned char bclass;
unsigned char base[4];
unsigned char pos[4];
};
#endif /* _VMS_DSC_H */
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