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1.1 ! root 1: /* COFF excerpted from Intel 386 Architecture BCS Supplement, draft 3/3/90 */ ! 2: ! 3: struct filehdr { ! 4: unsigned short f_magic; /* I386MAGIC */ ! 5: unsigned short f_nscns; /* unused by system */ ! 6: long f_timdat; /* unused by system */ ! 7: long f_symptr; /* unused by system */ ! 8: long f_nsyms; /* unused by system */ ! 9: unsigned short f_opthdr; /* sizeof(opthdr) */ ! 10: unsigned short f_flags; /* unused by system */ ! 11: }; ! 12: ! 13: #define I286MAGIC 0x152 ! 14: #define I386MAGIC 0x14C ! 15: ! 16: #define F_RELFLG 00001 ! 17: #define F_EXEC 00002 ! 18: #define F_LNNO 00004 ! 19: #define F_LSYMS 00008 ! 20: #define F_SWABD 00100 ! 21: #define F_AR16WR 00200 ! 22: #define F_AR12WR 00400 ! 23: ! 24: struct aouthdr { ! 25: short magic; /* [ONZ]_MAGIC */ ! 26: short vstamp; /* unused by system */ ! 27: long tsize; /* unused by system */ ! 28: long dsize; /* unused by system */ ! 29: long bsize; /* unused by system */ ! 30: long entry; /* address to start execution */ ! 31: long tstart; /* unused by system */ ! 32: long dstart; /* unused by system */ ! 33: }; ! 34: ! 35: #define O_MAGIC 0407 ! 36: #define N_MAGIC 0410 ! 37: #define I_MAGIC 0411 ! 38: #define Z_MAGIC 0413 ! 39: ! 40: struct scnhdr { ! 41: char s_name[8]; /* unused by system */ ! 42: long s_paddr; /* unused by system */ ! 43: long s_vaddr; /* offset of section - memory(bytes)*/ ! 44: long s_size; /* section size (bytes) */ ! 45: long s_scnptr; /* offset of section - file (bytes) */ ! 46: /* if zero -> BSS segment */ ! 47: long s_relptr; /* unused by system */ ! 48: long s_lnnoptr; /* unused by system */ ! 49: unsigned short s_nreloc; /* unused by system */ ! 50: unsigned short s_lnno; /* unused by system */ ! 51: long s_flags; /* see below */ ! 52: }; ! 53: ! 54: #define STYP_REG 0x000 ! 55: #define STYP_DSECT 0x001 ! 56: #define STYP_NOLOAD 0x002 ! 57: #define STYP_GROUP 0x004 ! 58: #define STYP_PAD 0x008 ! 59: #define STYP_COPY 0x010 ! 60: #define STYP_TEXT 0x020 ! 61: #define STYP_DATA 0x040 ! 62: #define STYP_BSS 0x080 ! 63: #define STYP_INFO 0x200 ! 64: #define STYP_OVER 0x400 /* not supported */ ! 65: #define STYP_LIB 0x800 /* not supported */ ! 66: ! 67: /* exechdr corresponds to the least commmon denominator ! 68: * of the COFF format and the <l.out> format 286 Coherent used ! 69: */ ! 70: ! 71: struct xecseg { ! 72: unsigned mbase; ! 73: unsigned size; ! 74: unsigned fbase; ! 75: }; ! 76: ! 77: struct xechdr { ! 78: unsigned magic; ! 79: unsigned entry; ! 80: unsigned initsp; ! 81: struct xecseg segs[NUSEG+1]; /* text, data, bss, stack */ ! 82: }; ! 83: ! 84: #define XMAGIC(a, b) ((a<< 16) | b)
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