#ident "@(#)/usr/include/filehdr.h.sl 1.2 4.1 09/02/86 29161 AT&T-SF" /* */ 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 (i.e. no unresolved * externel references) * F_LNNO line nunbers stripped from file * F_LSYMS local symbols stripped from file * F_MINMAL this is a minimal object file (".m") output of fextract * F_UPDATE this is a fully bound update file, output of ogen * F_SWABD this file has had its bytes swabbed (in names) * F_AR16WR this file has the byte ordering of an AR16WR (e.g. 11/70) machine * (it was created there, or was produced by conv) * F_AR32WR this file has the byte ordering of an AR32WR machine(e.g. vax) * F_AR32W this file has the byte ordering of an AR32W machine (e.g. 3b,maxi) * F_PATCH file contains "patch" list in optional header * F_NODF (minimal file only) no decision functions for * replaced functions */ #define F_RELFLG 0000001 #define F_EXEC 0000002 #define F_LNNO 0000004 #define F_LSYMS 0000010 #define F_MINMAL 0000020 #define F_UPDATE 0000040 #define F_SWABD 0000100 #define F_AR16WR 0000200 #define F_AR32WR 0000400 #define F_AR32W 0001000 #define F_PATCH 0002000 #define F_NODF 0002000 /* * BELLMAC-32 Identification field * F_BM32B file contains BM32B code (as opposed to strictly BM32A) * F_BM32MAU file requires MAU (math arith unit) to execute */ #define F_BM32ID 0160000 #define F_BM32MAU 0040000 #define F_BM32B 0020000 /* F_BM32RST file has RESTORE work-around */ #define F_BM32RST 0010000 /* * Flags for the INTEL chips. If the magic number of the object file * is IAPX16 or IAPX16TV or IAPX20 or IAPX20TV then if F_80186 * is set, there are some 80186 instructions in the code, and hence * and 80186 or 80286 chip must be used to run the code. * If F_80286 is set, then the code has to be run on an 80286 chip. * And if neither are set, then the code can run on an 8086, 80186, or * 80286 chip. * */ #define F_80186 010000 #define F_80286 020000 /* * Magic Numbers */ /* iAPX - the stack frame and return registers differ from * Basic-16 and x86 C compilers, hence new magic numbers * are required. These are cross compilers. */ /* Intel */ #define IAPX16 0504 #define IAPX16TV 0505 #define IAPX20 0506 #define IAPX20TV 0507 /* 0514, 0516 and 0517 reserved for Intel */ /* Basic-16 */ #define B16MAGIC 0502 #define BTVMAGIC 0503 /* x86 */ #define X86MAGIC 0510 #define XTVMAGIC 0511 /* Intel 286 */ #define I286SMAGIC 0512 #define I286LMAGIC 0522 /* used by mc68000 (UNIX PC) and iAPX 286 */ /* n3b */ /* * NOTE: For New 3B, the old values of magic numbers * will be in the optional header in the structure * "aouthdr" (identical to old 3B aouthdr). */ #define N3BMAGIC 0550 /* 3B20 executable, no TV */ #define NTVMAGIC 0551 /* 3B20 executable with TV */ /* MAC-32, 3B15, 3B5 */ #define WE32MAGIC 0560 /* WE 32000, no TV */ #define FBOMAGIC 0560 /* WE 32000, no TV */ #define RBOMAGIC 0562 /* reserved for WE 32000 */ #define MTVMAGIC 0561 /* WE 32000 with TV */ /* VAX 11/780 and VAX 11/750 */ /* writeable text segments */ #define VAXWRMAGIC 0570 /* readonly sharable text segments */ #define VAXROMAGIC 0575 /* pdp11 */ /* 0401 UNIX-rt ldp */ /* 0405 pdp11 overlay */ /* 0407 pdp11/pre System V vax executable */ /* 0410 pdp11/pre System V vax pure executable */ /* 0411 pdp11 seperate I&D */ /* 0437 pdp11 kernel overlay */ /* Motorola 68000/68008/68010/68020 */ #define MC68MAGIC 0520 #define MC68KWRMAGIC 0520 /* writeable text segments */ #define MC68TVMAGIC 0521 #define MC68KROMAGIC 0521 /* readonly shareable text segments */ #define MC68KPGMAGIC 0522 /* demand paged text segments */ #define M68MAGIC 0210 #define M68TVMAGIC 0211 /* IBM 370 */ #define U370WRMAGIC 0530 /* writeble text segments */ #define U370ROMAGIC 0535 /* readonly sharable text segments */ /* 0532 and 0533 reserved for u370 */ /* Amdahl 470/580 */ #define AMDWRMAGIC 0531 /* writable text segments */ #define AMDROMAGIC 0534 /* readonly sharable text segments */ /* NSC */ /* 0524 and 0525 reserved for NSC */ /* Zilog */ /* 0544 and 0545 reserved for Zilog */ #define FILHDR struct filehdr #define FILHSZ sizeof(FILHDR) #define ISCOFF(x) \ (((x)==B16MAGIC) || ((x)==BTVMAGIC) || ((x)==X86MAGIC) \ || ((x)==XTVMAGIC) || ((x)==N3BMAGIC) || ((x)==NTVMAGIC) \ || ((x)==FBOMAGIC) || ((x)==VAXROMAGIC) || ((x)==VAXWRMAGIC) \ || ((x)==RBOMAGIC) || ((x)==MC68TVMAGIC) \ || ((x)==MC68MAGIC) || ((x)==M68MAGIC) || ((x)==M68TVMAGIC) \ || ((x)==IAPX16) || ((x)==IAPX16TV) \ || ((x)==IAPX20) || ((x)==IAPX20TV) \ || ((x)==U370WRMAGIC) || ((x)==U370ROMAGIC) || ((x)==MTVMAGIC) \ || ((x)==I286SMAGIC) || ((x)==I286LMAGIC) \ || ((x)==MC68KWRMAGIC) || ((x)==MC68KROMAGIC) \ || ((x)==MC68KPGMAGIC))