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binutils-gdb/gas/config/coff_gnu.h
Steve Chamberlain 3e6e09c068 Dos File renaming
1992-02-27 18:52:18 +00:00

784 lines
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/* coff_gnu.h
Copyright (C) 1987, 1992 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
GAS 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, or (at your option)
any later version.
GAS 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 GAS; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/*
* At this point I'm sure this file is right for i960 and I'm pretty sure it's
* right for a29k, although it hasn't been tested rigorously. Please feel free
* to add your own machine's description here. Without that info, it isn't
* possible to build cross development tools from elsewhere nor is it easy to
* continue to support your machines format.
*
* The TC_foo ifdef's are mine. They are what gas uses. The other ifdef's
* remain for documentation from other scavenged files. xoxorich.
*/
/********************** FILE HEADER **********************/
struct filehdr {
unsigned short f_magic; /* magic number */
unsigned short f_nscns; /* number of sections */
long f_timdat; /* time & date stamp */
long f_symptr; /* file pointer to symtab */
long f_nsyms; /* number of symtab entries */
unsigned short f_opthdr; /* sizeof(optional hdr) */
unsigned short f_flags; /* flags */
};
/* Bits for f_flags:
* F_RELFLG relocation info stripped from file
* F_EXEC file is executable (no unresolved externel references)
* F_LNNO line nunbers stripped from file
* F_LSYMS local symbols stripped from file
* F_AR32WR file has byte ordering of an AR32WR machine (e.g. vax)
*/
#define F_RELFLG (0x0001)
#define F_EXEC (0x0002)
#define F_LNNO (0x0004)
#define F_LSYMS (0x0008)
#ifdef TC_I960
#define F_AR32WR (0x0010) /* File has 32 bits per word, least
significant byte first. */
#else /* TC_I960 */
#define F_AR32WR (0x0100)
#endif /* TC_I960 */
#define F_MINMAL (0x0010) /* ??? */
#define F_UPDATE (0x0020) /* ??? */
#define F_SWABD (0x0040) /* ??? */
#define F_AR16WR (0x0080) /* File has the byte ordering used by
the PDP*-11/70 processor. */
#define F_AR32W (0x0200) /* File has 32 bits per word, most
significant byte first. */
/*
* Intel 80960 (I960) processor flags.
* F_I960TYPE == mask for processor type field.
*/
#define F_I960TYPE (0xf000)
#define F_I960CORE (0x1000)
#define F_I960KB (0x2000)
#define F_I960SB (0x2000)
#define F_I960MC (0x3000)
#define F_I960XA (0x4000)
#define F_I960CA (0x5000)
#define F_I960KA (0x6000)
#define F_I960SA (0x6000)
/*
* i80960 Magic Numbers
*/
#define I960ROMAGIC (0x160) /* read-only text segments */
#define I960RWMAGIC (0x161) /* read-write text segments */
#define I960BADMAG(x) (((x).f_magic != I960ROMAGIC) && ((x).f_magic != I960RWMAGIC))
#define SIPFBOMAGIC (0x17a) /* Am29000 (Byte 0 is MSB - Big Endian) */
#define SIPRBOMAGIC (0x17b) /* Am29000 (Byte 0 is LSB - Little Endian) */
#define A29KBADMAG(x) (((x).f_magic != SIPFBOMAGIC) && ((x).f_magic != SIPRBOMAGIC))
#ifdef TE_I386AIX
# define I386MAGIC (0x175) /* Danbury AIX C compiler */
# define I386SVMAGIC (0x14c) /* System V C Compiler */
# define I386BADMAG(x) (((x).f_magic!=I386MAGIC) && \
((x).f_magic!=I386SVMAGIC))
#else /* not TE_I386AIX */
# define I386MAGIC 0x14c
# define I386BADMAG(x) (((x).f_magic!=I386MAGIC))
#endif /* not TE_I386AIX */
#define FILHDR struct filehdr
#define FILHSZ sizeof(FILHDR)
/********************** AOUT "OPTIONAL HEADER" **********************/
typedef struct {
unsigned long phys_addr;
unsigned long bitarray;
} TAGBITS;
/* These appear to be used only by exec(2). I don't know who cares
about them in a cross development environment. In any case, this
is my collection after researching the issue for a few hours.
Apparently, most have these have remained essentially unchanged
since v7 days, although a few new ones have been added. xoxorich. */
#define BAD0MAGIC (0401) /* (?) "lpd (UNIX/RT)" */
#define BAD1MAGIC (0405) /* (?) overlay */
#define OMAGIC (0407) /* old impure format. data immediately
follows text. both sections are rw. */
#define NMAGIC (0410) /* split i&d, read-only text */
#define A_MAGIC3 (0411) /* (?) "separated I&D" */
#define ZMAGIC (0413) /* like NMAGIC, but demand loaded */
#define PAGEMAGIC2 (0414) /* (?) like ZMAGIC, but address zero
explicitly unmapped. */
#define REGMAGIC (0414) /* (?) a PAGEMAGIC2 alias? */
#define PAGEMAGIC3 (0415) /* (?) like ZMAGIC, but address zero mapped. */
#define A_MAGIC5 (0437) /* (?) "system overlay, separated I&D" */
/* intended for non-unix cross development */
#define SASMAGIC (010000) /* Single Address Space */
#define MASMAGIC (020000) /* (?) "Multiple (separate I & D) Address Spaces" */
typedef struct aouthdr {
short magic; /* type of file */
short vstamp; /* version stamp */
unsigned long tsize; /* text size in bytes, padded to FW bdry*/
unsigned long dsize; /* initialized data " " */
unsigned long bsize; /* uninitialized data " " */
#if U3B
unsigned long dum1;
unsigned long dum2; /* pad to entry point */
#endif
unsigned long entry; /* entry pt. */
unsigned long text_start; /* base of text used for this file */
unsigned long data_start; /* base of data used for this file */
/* CAREFUL: some formats omit the tagentries member. */
unsigned long tagentries; /* number of tag entries to
follow (always zero for i960) */
} AOUTHDR;
/* return a pointer to the tag bits array */
#define TAGPTR(aout) ((TAGBITS *) (&(aout.tagentries)+1))
/* compute size of a header */
/*#define AOUTSZ(aout) (sizeof(AOUTHDR)+(aout.tagentries*sizeof(TAGBITS)))*/
#define AOUTSZ (sizeof(AOUTHDR))
/********************** STORAGE CLASSES **********************/
#define C_EFCN -1 /* physical end of function */
#define C_NULL 0
#define C_AUTO 1 /* automatic variable */
#define C_EXT 2 /* external symbol */
#define C_STAT 3 /* static */
#define C_REG 4 /* register variable */
#define C_EXTDEF 5 /* external definition */
#define C_LABEL 6 /* label */
#define C_ULABEL 7 /* undefined label */
#define C_MOS 8 /* member of structure */
#define C_ARG 9 /* function argument */
#define C_STRTAG 10 /* structure tag */
#define C_MOU 11 /* member of union */
#define C_UNTAG 12 /* union tag */
#define C_TPDEF 13 /* type definition */
#define C_USTATIC 14 /* undefined static */
#define C_ENTAG 15 /* enumeration tag */
#define C_MOE 16 /* member of enumeration */
#define C_REGPARM 17 /* register parameter */
#define C_FIELD 18 /* bit field */
#ifdef TC_I960
#define C_AUTOARG 19 /* auto argument */
#define C_LASTENT 20 /* dummy entry (end of block) */
#endif /* TC_I960 */
#ifdef TC_A29K
#define C_GLBLREG 19 /* global register */
#define C_EXTREG 20 /* external global register */
#define C_DEFREG 21 /* ext. def. of global register */
#define C_STARTOF 22 /* as29 $SIZEOF and $STARTOF symbols */
#endif /* TC_A29K */
#define C_BLOCK 100 /* ".bb" or ".eb" */
#define C_FCN 101 /* ".bf" or ".ef" */
#define C_EOS 102 /* end of structure */
#define C_FILE 103 /* file name */
#define C_LINE 104 /* line # reformatted as symbol table entry */
#define C_ALIAS 105 /* duplicate tag */
#define C_HIDDEN 106 /* ext symbol in dmert public lib. like static,
used to avoid name conflicts. */
#ifdef TC_I960
/* New storage classes for 80960 */
#define C_SCALL 107 /* Procedure reachable via system call */
/* C_LEAFPROC is obsolete. Use C_LEAFEXT or C_LEAFSTAT */
#define C_LEAFPROC 108 /* Leaf procedure, "call" via BAL */
#define C_LEAFEXT 108
#define C_OPTVAR 109 /* Optimized variable */
#define C_DEFINE 110 /* Preprocessor #define */
#define C_PRAGMA 111 /* Advice to compiler or linker */
#define C_SEGMENT 112 /* 80960 segment name */
#define C_LEAFSTAT 113 /* Static leaf */
#endif /* TC_I960 */
#ifdef TC_A29K
#define C_SHADOW 107 /* shadow symbol */
#endif /* TC_A29K */
/********************** SECTION HEADER **********************/
struct scnhdr {
char s_name[8]; /* section name */
long s_paddr; /* physical address, aliased s_nlib */
long s_vaddr; /* virtual address */
long s_size; /* section size */
long s_scnptr; /* file ptr to raw data for section */
long s_relptr; /* file ptr to relocation */
long s_lnnoptr; /* file ptr to line numbers */
unsigned short s_nreloc; /* number of relocation entries */
unsigned short s_nlnno; /* number of line number entries */
long s_flags; /* flags */
#ifdef TC_I960
unsigned long s_align; /* section alignment */
#endif /* TC_I960 */
};
#define SCNHDR struct scnhdr
#define SCNHSZ sizeof(SCNHDR)
/*
* names of "special" sections
*/
#define _TEXT ".text" /* executable code section */
#define _DATA ".data" /* initialized data */
#define _BSS ".bss" /* un-initialized data */
#define _DEBUG ".debug" /* special section used by dbx */
#define _COMMENT ".comment" /* version info */
#define _LIB ".lib" /* shared lib info section */
#define _TV ".tv"
/*
* s_flags "type"
*/
/*
* In instances where it is necessary for a linker to
* produce an output file which contains text or data not
* based at virtual address 0, e.g. for a ROM, then the
* linker should accept address base information as command
* input and use PAD sections to skip over unused addresses.
* (at least for a29k. Maybe others.)
*/
#define STYP_REG (0x0000) /* "regular" section: allocated, relocated, loaded */
#define STYP_DSECT (0x0001) /* "dummy" section: not allocated, relocated, not loaded */
#define STYP_NOLOAD (0x0002) /* "noload" section: allocated, relocated, not loaded */
#define STYP_GROUP (0x0004) /* "grouped" section: formed of input sections */
#define STYP_PAD (0x0008) /* "padding" section: not allocated, not relocated, loaded */
#define STYP_COPY (0x0010) /* "copy" section: for decision function used by field update; not allocated, not relocated,
loaded; reloc & lineno entries processed normally */
#define STYP_TEXT (0x0020) /* section contains text only */
#define S_SHRSEG (0x0020) /* In 3b Update files (output of ogen), sections which appear in SHARED segments of the Pfile
will have the S_SHRSEG flag set by ogen, to inform dufr that updating 1 copy of the proc. will
update all process invocations. */
#define STYP_DATA (0x0040) /* section contains data only */
#define STYP_BSS (0x0080) /* section contains bss only */
#define S_NEWFCN (0x0100) /* In a minimal file or an update file, a new function (as compared with a replaced function) */
#define STYP_INFO (0x0200) /* comment section : not allocated not relocated, not loaded */
#define STYP_OVER (0x0400) /* overlay section : relocated not allocated or loaded */
#define STYP_LIB (0x0800) /* for .lib section : same as INFO */
#define STYP_MERGE (0x2000) /* merge section -- combines with text, data or bss sections only */
#define STYP_REVERSE_PAD (0x4000) /* section will be padded with no-op instructions wherever padding is necessary and there is a
word of contiguous bytes beginning on a word boundary. */
#ifdef TC_A29K
/* NOTE: The use of STYP_BSSREG for relocation is not yet defined. */
#define STYP_BSSREG 0x1200 /* Global register area (like STYP_INFO) */
#define STYP_ENVIR 0x2200 /* Environment (like STYP_INFO) */
#define STYP_ABS 0x4000 /* Absolute (allocated, not reloc, loaded) */
#define STYP_LIT 0x8020 /* Literal data (like STYP_TEXT) */
#endif /* TC_A29K */
/********************** LINE NUMBERS **********************/
/* 1 line number entry for every "breakpointable" source line in a section.
* Line numbers are grouped on a per function basis; first entry in a function
* grouping will have l_lnno = 0 and in place of physical address will be the
* symbol table index of the function name.
*/
struct lineno {
union {
long l_symndx; /* symbol index of function name, iff l_lnno == 0*/
long l_paddr; /* (physical) address of line number */
} l_addr;
unsigned short l_lnno; /* line number */
#ifdef TC_I960
/* not used on a29k */
char padding[2]; /* force alignment */
#endif /* TC_I960 */
};
#define LINENO struct lineno
#define LINESZ sizeof(LINENO)
/********************** SYMBOLS **********************/
#define SYMNMLEN 8 /* # characters in a symbol name */
#define FILNMLEN 14 /* # characters in a file name */
#define DIMNUM 4 /* # array dimensions in auxiliary entry */
struct syment {
union {
char _n_name[SYMNMLEN]; /* old COFF version */
struct {
long _n_zeroes; /* new == 0 */
long _n_offset; /* offset into string table */
} _n_n;
char *_n_nptr[2]; /* allows for overlaying */
} _n;
long n_value; /* value of symbol */
short n_scnum; /* section number */
#ifdef TC_I960
/* This isn't yet used on the i960. In some formats this
is two bytes of padding. In others, it is missing entirely. */
unsigned short n_flags; /* copy of flags from filhdr */
#endif /* TC_I960 */
#ifdef TC_A29K
unsigned short n_type; /* type and derived type */
#else /* TC_A29K */
/* at least i960 uses long */
unsigned long n_type; /* type and derived type */
#endif /* TC_A29K */
char n_sclass; /* storage class */
char n_numaux; /* number of aux. entries */
#ifndef TC_A29K
char pad2[2]; /* force alignment */
#endif /* TC_A29K */
};
#define SYMENT struct syment
#define SYMESZ sizeof(SYMENT) /* This had better also be sizeof(AUXENT) */
#define n_name _n._n_name
#define n_ptr _n._n_nptr[1]
#define n_zeroes _n._n_n._n_zeroes
#define n_offset _n._n_n._n_offset
/*
* Relocatable symbols have number of the section in which they are defined,
* or one of the following:
*/
#define N_SCNUM ((short) 1-65535) /* section num where symbol defined */
#define N_UNDEF ((short)0) /* undefined symbol */
#define N_ABS ((short)-1) /* value of symbol is absolute */
#define N_DEBUG ((short)-2) /* debugging symbol -- symbol value is meaningless */
#define N_TV ((short)-3) /* indicates symbol needs preload transfer vector */
#define P_TV ((short)-4) /* indicates symbol needs transfer vector (postload) */
/*
* Type of a symbol, in low 4 bits of the word
*/
#define T_NULL 0 /* type not assigned */
#define T_VOID 1 /* function argument (only used by compiler) (but now real void). */
#define T_CHAR 2 /* character */
#define T_SHORT 3 /* short integer */
#define T_INT 4 /* integer */
#define T_LONG 5 /* long integer */
#define T_FLOAT 6 /* floating point */
#define T_DOUBLE 7 /* double word */
#define T_STRUCT 8 /* structure */
#define T_UNION 9 /* union */
#define T_ENUM 10 /* enumeration */
#define T_MOE 11 /* member of enumeration */
#define T_UCHAR 12 /* unsigned character */
#define T_USHORT 13 /* unsigned short */
#define T_UINT 14 /* unsigned integer */
#define T_ULONG 15 /* unsigned long */
#ifdef TC_I960
#define T_LNGDBL 16 /* long double */
#endif /* TC_I960 */
/*
* derived types, in n_type
*/
#define DT_NON (0) /* no derived type */
#define DT_PTR (1) /* pointer */
#define DT_FCN (2) /* function */
#define DT_ARY (3) /* array */
#ifndef TC_I960
#define N_BTMASK (0x0f)
#define N_TMASK (0x30)
#define N_BTSHFT (4)
#define N_TSHIFT (2)
#else /* TC_I960 */
#define N_BTMASK (0x1f)
#define N_TMASK (0x60)
#define N_BTSHFT (5)
#define N_TSHIFT (2)
#endif /* TC_I960 */
#define BTYPE(x) ((x) & N_BTMASK)
#define ISPTR(x) (((x) & N_TMASK) == (DT_PTR << N_BTSHFT))
#define ISFCN(x) (((x) & N_TMASK) == (DT_FCN << N_BTSHFT))
#define ISARY(x) (((x) & N_TMASK) == (DT_ARY << N_BTSHFT))
#define DECREF(x) ((((x)>>N_TSHIFT)&~N_BTMASK)|((x)&N_BTMASK))
union auxent {
struct {
long x_tagndx; /* str, un, or enum tag indx */
union {
struct {
unsigned short x_lnno; /* declaration line number */
unsigned short x_size; /* str/union/array size */
} x_lnsz;
long x_fsize; /* size of function */
} x_misc;
union {
struct { /* if ISFCN, tag, or .bb */
long x_lnnoptr; /* ptr to fcn line # */
long x_endndx; /* entry ndx past block end */
} x_fcn;
struct { /* if ISARY, up to 4 dimen. */
unsigned short x_dimen[DIMNUM];
} x_ary;
} x_fcnary;
unsigned short x_tvndx; /* tv index */
} x_sym;
/* This was just a struct x_file with x_fname only in a29k. xoxorich. */
union {
char x_fname[FILNMLEN];
struct {
long x_zeroes;
long x_offset;
} x_n;
} x_file;
struct {
long x_scnlen; /* section length */
unsigned short x_nreloc; /* # relocation entries */
unsigned short x_nlinno; /* # line numbers */
} x_scn;
struct {
long x_tvfill; /* tv fill value */
unsigned short x_tvlen; /* length of .tv */
/* This field was typo'd x_tvrna on a29k. xoxorich. */
unsigned short x_tvran[2]; /* tv range */
} x_tv; /* info about .tv section (in auxent of symbol .tv)) */
#ifdef TC_I960
/******************************************
* I960-specific *2nd* aux. entry formats
******************************************/
struct {
/* This is a very old typo that keeps getting propogated. */
#define x_stdindx x_stindx
long x_stindx; /* sys. table entry */
} x_sc; /* system call entry */
struct {
unsigned long x_balntry; /* BAL entry point */
} x_bal; /* BAL-callable function */
struct {
unsigned long x_timestamp; /* time stamp */
char x_idstring[20]; /* producer identity string */
} x_ident; /* Producer ident info */
char a[sizeof(struct syment)]; /* force auxent/syment sizes to match */
#endif /* TC_I960 */
};
#define AUXENT union auxent
#define AUXESZ sizeof(AUXENT) /* This had better also be sizeof(SYMENT) */
#if VAX || I960
# define _ETEXT "_etext"
#else
# define _ETEXT "etext"
#endif
/********************** RELOCATION DIRECTIVES **********************/
struct reloc {
long r_vaddr; /* Virtual address of reference */
long r_symndx; /* Index into symbol table */
unsigned short r_type; /* Relocation type */
#ifdef TC_I960
/* not used for a29k */
char pad[2]; /* Unused */
#endif /* TC_I960 */
};
#define RELOC struct reloc
#define RELSZ sizeof(RELOC)
#define R_ABS (0x00) /* reference is absolute */
#ifdef TC_I960
#define R_RELLONG (0x11) /* Direct 32-bit relocation */
#define R_IPRSHORT (0x18)
#define R_IPRMED (0x19) /* 24-bit ip-relative relocation */
#define R_IPRLONG (0x1a)
#define R_OPTCALL (0x1b) /* 32-bit optimizable call (leafproc/sysproc) */
#define R_OPTCALLX (0x1c) /* 64-bit optimizable call (leafproc/sysproc) */
#define R_GETSEG (0x1d)
#define R_GETPA (0x1e)
#define R_TAGWORD (0x1f)
#endif /* TC_I960 */
#ifdef TC_A29K
/*
* NOTE: All the "I" forms refer to Am29000 instruction
* formats. The linker is expected to know how the numeric
* information is split and/or aligned within the
* instruction word(s). R_BYTE works for instructions, too.
*
* If the parameter to a CONSTH instruction is a relocatable
* type, two relocation records are written. The first has
* an r_type of R_IHIHALF (33 octal) and a normal r_vaddr
* and r_symndx. The second relocation record has an r_type
* of R_IHCONST (34 octal), a normal r_vaddr (which is
* redundant), and an r_symndx containing the 32-bit
* constant offset to the relocation instead of the actual
* symbol table index. This second record is always
* written, even if the constant offset is zero. The
* constant fields of the instruction are set to zero.
*/
#define R_IREL (0x18) /* instruction relative (jmp/call) */
#define R_IABS (0x19) /* instruction absolute (jmp/call) */
#define R_ILOHALF (0x1a) /* instruction low half (const) */
#define R_IHIHALF (0x1b) /* instruction high half (consth) part 1 */
#define R_IHCONST (0x1c) /* instruction high half (consth) part 2
constant offset of R_IHIHALF relocation */
#define R_BYTE (0x1d) /* relocatable byte value */
#define R_HWORD (0x1e) /* relocatable halfword value */
#define R_WORD (0x1f) /* relocatable word value */
#define R_IGLBLRC (0x20) /* instruction global register RC */
#define R_IGLBLRA (0x21) /* instruction global register RA */
#define R_IGLBLRB (0x22) /* instruction global register RB */
#endif /* TC_A29K */
#define DEFAULT_DATA_SECTION_ALIGNMENT 4
#define DEFAULT_BSS_SECTION_ALIGNMENT 4
#define DEFAULT_TEXT_SECTION_ALIGNMENT 16
/* For new sections we haven't heard of before */
#define DEFAULT_SECTION_ALIGNMENT 4
#if defined(TC_I386)
/*
* X86 generic
* 8-bit offset reference in 8-bits
* 8-bit offset reference in 16-bits
* 12-bit segment reference
* auxiliary relocation entry
*/
#define R_OFF8 07
#define R_OFF16 010
#define R_SEG12 011
#define R_AUX 013
/*
* B16 and X86 generics
* 16-bit direct reference
* 16-bit "relative" reference
* 16-bit "indirect" (TV) reference
*/
#define R_DIR16 01
#define R_REL16 02
#define R_IND16 03
/*
* 3B generic
* 24-bit direct reference
* 24-bit "relative" reference
* 16-bit optimized "indirect" TV reference
* 24-bit "indirect" TV reference
* 32-bit "indirect" TV reference
*/
#define R_DIR24 04
#define R_REL24 05
#define R_OPT16 014
#define R_IND24 015
#define R_IND32 016
/*
* XL generics
* 10-bit direct reference
* 10-bit "relative" reference
* 32-bit "relative" reference
*/
#define R_DIR10 025
#define R_REL10 026
#define R_REL32 027
/*
* 3B and M32 generics
* 32-bit direct reference
*/
#define R_DIR32 06
/*
* M32 generic
* 32-bit direct reference with bytes swapped
*/
#define R_DIR32S 012
#endif /* TC_I386 */
#if defined(TE_I386AIX)
#define UINFOSIZ 64 /* size of user info buffer */
typedef char uinfo_t[UINFOSIZ];
struct env387 {
unsigned short control;
unsigned short r0;
unsigned short status;
unsigned short r1;
unsigned short tag;
unsigned short r2;
unsigned long eip;
unsigned short code_seg;
unsigned short opcode;
unsigned long operand;
unsigned short operand_seg;
unsigned short r3;
unsigned char regs[8][10];
};
#define CD_NAMELEN 16 /* length of most names in this header */
#define CORHDRSIZ 2048 /* size to which header is padded out */
#define MAX_CORE_SEGS 32 /* maximum segments in a core dump */
#define NUM_FREGS 1 /* # of saved FP regs */
/*
* These are defined such that 286 and 386 kernels can produce
* compatible dumps.
*/
#define CD_AX 0
#define CD_BX 1
#define CD_CX 2
#define CD_DX 3
#define CD_SI 4
#define CD_DI 5
#define CD_BP 6
#define CD_SP 7
#define CD_FL 8
#define CD_IP 9
#define CD_CS 10
#define CD_DS 11
#define CD_ES 12
#define CD_FS 13
#define CD_GS 14
#define CD_SS 15
#define NUM_REGS 16
#ifndef SPATHLEN
# define SPATHLEN 16 /* sys/param.h */
#endif
#ifndef NSIG
# define NSIG 63 /* sys/signal.h */
# define SIGSETSZ ((NSIG+31)/32)
typedef struct ksigmask {
unsigned long sigs[SIGSETSZ];
} ksigmask_t;
#endif
struct corehdr {
char cd_magic[4]; /* COR_MAGIC = "core" */
/* general information about the dump itself */
struct dumpseg { /* table of contents for dump */
long cs_type; /* seg. type; see below */
long cs_len; /* length (in bytes) of segment */
long cs_offset; /* offset (in dump) of segment */
long cs_address; /* address segment had in mem */
} cd_segs[MAX_CORE_SEGS];
/* general information about the process */
char cd_comm[CD_NAMELEN]; /* command being run */
char cd_mach[CD_NAMELEN]; /* type of machine it ran on */
char cd_site[CD_NAMELEN]; /* name of site it ran on */
long cd_ldtype; /* type of load module running */
char cd_intsize; /* sizeof(int) */
char cd_dptrsize; /* sizeof(char *) */
char cd_tptrsize; /* sizeof(int (*)()) */
char cd_unused;
/* user-mode program state */
long cd_regs[NUM_REGS]; /* user-mode general registers */
struct env387 cd_fpregs; /* user-mode floating-point state */
/* kernel-mode program state */
int (*cd_sig[NSIG])(); /* disposition of signals */
ksigmask_t cd_sigmask; /* signals to be blocked */
ksigmask_t cd_sigpend; /* signals currently pending */
long cd_cursig; /* signal that caused the dump */
long cd_pid; /* process ID of the corpse */
long cd_ppid; /* parent process ID of corpse */
short cd_uid; /* process effective user ID */
short cd_ruid; /* process real user ID */
short cd_gid; /* process effective group ID */
short cd_rgid; /* process real group ID */
uinfo_t cd_uinfo; /* buffer of user information */
char cd_locname[32]; /* name of /local */
char cd_uvers[CD_NAMELEN]; /* user version string */
unsigned short cd_spath[SPATHLEN]; /* sitepath */
};
#ifndef NOCHECKS
/* this will generate an error if sizeof(struct corehdr) > CORHDRSIZ */
struct { char xxcdxx[CORHDRSIZ+1-sizeof(struct corehdr)]; };
#endif /* ! NOCHECKS */
/*
* segment types (in cs_type)
* each segment in the address space appears here, whether or not it
* is actually dumped. Read/only segments will not actually be dumped.
* A segment that is not in the dump will have a cs_offset of zero.
*/
#define COR_TYPE_CODE 'x' /* process code - NOT IN DUMP */
#define COR_TYPE_DATA 'd' /* process data segment */
#define COR_TYPE_STACK 's' /* process stack segment */
#define COR_TYPE_LIBCODE 'X' /* shared lib code - NOT IN DUMP*/
#define COR_TYPE_LIBDATA 'D' /* shared lib data */
#define COR_TYPE_READ 'r' /* other read/only - NOT IN DUMP*/
#define COR_TYPE_WRITE 'w' /* other writeable */
#define COR_TYPE_MSC '?' /* other, mapped in segment */
#endif /* TE_I386AIX */
/*
* Local Variables:
* comment-column: 0
* End:
*/
/* end of coff_gnu.h */
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