/* 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_I860 #define RM_DIR32 (0x06) #define R_IPAIR (0x1c) #define R_N10PAIR (0x1d) #define R_N10HIGH (0x1e) #define R_N10LOW0 (0x1f) #define R_N10LOW1 (0x20) #define R_N10LOW2 (0x21) #define R_N10LOW3 (0x22) #define R_N10LOW4 (0x23) #define R_N10SPLIT0 (0x24) #define R_N10SPLIT1 (0x25) #define R_N10SPLIT2 (0x26) #define R_N10HIGHADJ (0x27) #define R_N10BRADDR (0x28) #endif /* TC_I860 */ #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 */