gpxe/src/include/coff.h

   1 #ifndef COFF_H
   2 #define COFF_H
   3 /* Based on the elf.h file
   4  * Changed accordingly to support COFF file support
   5  */
   6
   7
   8 /* Values for f_flags. */
   9 #define F_RELFLG        0x0001  /* If set, not reloc. info. Clear for executables */
  10 #define F_EXEC          0x0002  /* No unresolved symbols. Executable file ! */
  11 #define F_LNNO          0x0004  /* If set, line information numbers removed  */
  12 #define F_LSYMS         0x0008  /* If set, local symbols removed  */
  13 #define F_AR32WR        0x0100  /* Indicates little endian file */
  14
  15 /* Values for e_machine (architecute). */
  16 #define EM_E1           0x17a   /* Magic number for Hyperstone. Big endian format */
  17
  18 /* Values for f_flags. */
  19 #define O_MAGIC         0x017c  /* Optional's header magic number for Hyperstone */
  20
  21 /* Values for s_flags. */
  22 #define S_TYPE_TEXT     0x0020  /* If set, the section contains only executable */
  23 #define S_TYPE_DATA     0x0040  /* If set, the section contains only initialized data */
  24 #define S_TYPE_BSS      0x0080  /* If set, the section is BSS no data stored */
  25
  26
  27 typedef struct
  28 {
  29         unsigned short  f_magic;        /* magic number                         */
  30         unsigned short  f_nscns;        /* number of sections           */
  31         unsigned long   f_timdat;       /* time & date stamp            */
  32         unsigned long   f_symptr;       /* file pointer to symtab       */
  33         unsigned long   f_nsyms;        /* number of symtab entries     */
  34         unsigned short  f_opthdr;       /* sizeof(optional hdr)         */
  35         unsigned short  f_flags;        /* flags                                        */
  36 }
  37 COFF_filehdr;
  38
  39 /*
  40  * Optional header.
  41  */
  42 typedef struct
  43 {
  44   unsigned short        magic;          /* type of file                         */
  45   unsigned short        vstamp;         /* version stamp                        */
  46   unsigned long         tsize;          /* text size in bytes, padded to FW bdry*/
  47   unsigned long         dsize;          /* initialized data "  "                */
  48   unsigned long         bsize;          /* uninitialized data "   "             */
  49   unsigned long         entry;          /* entry pt.                            */
  50   unsigned long         text_start;     /* base of text used for this file */
  51   unsigned long         data_start;     /* base of data used for this file */
  52 }
  53 COFF_opthdr;
  54
  55 /*
  56  * Section header.
  57  */
  58 typedef struct
  59 {
  60         char                            s_name[8];      /* section name                 */
  61         unsigned long           s_paddr;        /* physical address, aliased s_nlib */
  62         unsigned long           s_vaddr;        /* virtual address              */
  63         unsigned long           s_size;         /* section size                 */
  64         unsigned long           s_scnptr;       /* file ptr to raw data for section */
  65         unsigned long           s_relptr;       /* file ptr to relocation       */
  66         unsigned long           s_lnnoptr;      /* file ptr to line numbers     */
  67         unsigned short          s_nreloc;       /* number of relocation entries */
  68         unsigned short          s_nlnno;        /* number of line number entries*/
  69         unsigned long           s_flags;        /* flags                        */
  70 }
  71 COFF_scnhdr;
  72
  73 #endif /* COFF_H */