69 lines
2.0 KiB
C
69 lines
2.0 KiB
C
/* @(#)79 1.7 src/bos/usr/include/scnhdr.h, cmdld, bos411, 9428A410j 3/24/93 21:38:54 */
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#ifndef _H_SCNHDR
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#define _H_SCNHDR
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/*
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* COMPONENT_NAME: (CMDLD) XCOFF object file format definition
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*
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* FUNCTIONS: scnhdr.h
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*
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* ORIGINS: 3, 27
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*
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* (C) COPYRIGHT International Business Machines Corp. 1988, 1993
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* All Rights Reserved
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* Licensed Materials - Property of IBM
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*
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* US Government Users Restricted Rights - Use, duplication or
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* disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
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*/
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#include <sys/types.h>
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typedef struct scnhdr {
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char s_name[8]; /* section name */
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ulong s_paddr; /* physical address */
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ulong s_vaddr; /* virtual address */
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ulong s_size; /* section size */
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long s_scnptr; /* file ptr to raw data for section */
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long s_relptr; /* file ptr to relocation */
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long s_lnnoptr; /* file ptr to line numbers */
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ushort s_nreloc; /* number of relocation entries */
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ushort s_nlnno; /* number of line number entries */
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long s_flags; /* flags */
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}SCNHDR;
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#define SCNHSZ sizeof(SCNHDR)
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/*
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* Define constants for names of "special" sections
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*/
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#define _TEXT ".text"
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#define _DATA ".data"
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#define _BSS ".bss"
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#define _PAD ".pad"
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#define _LOADER ".loader"
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#define _TYPCHK ".typchk"
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#define _DEBUG ".debug"
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#define _EXCEPT ".except"
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#define _OVRFLO ".ovrflo"
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/*
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* The low order 16 bits of s_flags is used as section "type"
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*/
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#define STYP_REG 0x00 /* "regular" section */
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#define STYP_PAD 0x08 /* "padding" section */
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#define STYP_TEXT 0x20 /* section contains text only */
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#define STYP_DATA 0x40 /* section contains data only */
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#define STYP_BSS 0x80 /* section contains bss only */
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#define STYP_EXCEPT 0x0100 /* Exception section */
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#define STYP_INFO 0x0200 /* Comment section */
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#define STYP_LOADER 0x1000 /* Loader section */
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#define STYP_DEBUG 0x2000 /* Debug section */
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#define STYP_TYPCHK 0x4000 /* Type check section */
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#define STYP_OVRFLO 0x8000 /* Overflow section header
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for handling relocation and
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line number count overflows */
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#endif /* _H_SCNHDR */
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