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#if !defined(_MODULE_H)

#define _MODULE_H

/* OS-9000 i386 module header definitions */

#define _MPF386

/* sizeof common header less parity field */

#define N_M_PARITY  (sizeof(mh_com)-sizeof(unisgned short))

#define OLD_M_PARITY 46

#define M_PARITY N_M_PARITY

#ifdef _MPF68K

#define MODSYNC 0x4afd      /* module header sync code for 680x0 processors */

#endif

#ifdef _MPF386

#define MODSYNC 0x4afc      /* module header sync code for 80386 processors */

#endif

#define MODREV  1                       /* module format revision 1 */

#define CRCCON  0x800fe3        /* crc polynomial constant */

/* Module access permission values */

#define MP_OWNER_READ   0x0001

#define MP_OWNER_WRITE  0x0002

#define MP_OWNER_EXEC   0x0004

#define MP_GROUP_READ   0x0010

#define MP_GROUP_WRITE  0x0020

#define MP_GROUP_EXEC   0x0040

#define MP_WORLD_READ   0x0100

#define MP_WORLD_WRITE  0x0200

#define MP_WORLD_EXEC   0x0400

#define MP_WORLD_ACCESS 0x0777

#define MP_OWNER_MASK   0x000f

#define MP_GROUP_MASK   0x00f0

#define MP_WORLD_MASK   0x0f00

#define MP_SYSTM_MASK   0xf000

/* Module Type/Language values */

#define MT_ANY          0

#define MT_PROGRAM      0x0001

#define MT_SUBROUT      0x0002

#define MT_MULTI        0x0003

#define MT_DATA         0x0004

#define MT_TRAPLIB      0x000b

#define MT_SYSTEM       0x000c

#define MT_FILEMAN      0x000d

#define MT_DEVDRVR      0x000e 

#define MT_DEVDESC      0x000f

#define MT_MASK         0xff00

#define ML_ANY          0

#define ML_OBJECT       1

#define ML_ICODE        2

#define ML_PCODE        3

#define ML_CCODE        4

#define ML_CBLCODE      5

#define ML_FRTNCODE     6

#define ML_MASK         0x00ff

#define mktypelang(type,lang)   (((type)<<8)|(lang))

/* Module Attribute values */

#define MA_REENT        0x80

#define MA_GHOST        0x40

#define MA_SUPER        0x20

#define MA_MASK         0xff00

#define MR_MASK         0x00ff

#define mkattrevs(attr, revs)   (((attr)<<8)|(revs))

#define m_user m_owner.grp_usr.usr

#define m_group m_owner.grp_usr.grp

#define m_group_user m_owner.group_user

/* macro definitions for accessing module header fields */

#define MODNAME(mod) ((u_char*)((u_char*)mod + ((Mh_com)mod)->m_name))

#if 0

/* Appears not to be used, and the u_int32 typedef is gone (because it

   conflicted with a Mach header.  */

#define MODSIZE(mod) ((u_int32)((Mh_com)mod)->m_size)

#endif /* 0 */

#define MHCOM_BYTES_SIZE 80

#define N_BADMAG(a) (((a).a_info) != MODSYNC)

typedef struct mh_com {

  /* sync bytes ($4afc).  */

  unsigned char m_sync[2];

  unsigned char m_sysrev[2];            /* system revision check value */

  unsigned char

    m_size[4];                  /* module size */

  unsigned char

    m_owner[4];         /* group/user id */

  unsigned char

    m_name[4];                  /* offset to module name */

  unsigned char

    m_access[2],                /* access permissions */

    m_tylan[2],         /* type/lang */

    m_attrev[2],                /* rev/attr */

    m_edit[2];                  /* edition */

  unsigned char

    m_needs[4],         /* module hardware requirements flags. (reserved) */

    m_usage[4],         /* comment string offset */

    m_symbol[4],                /* symbol table offset */

    m_exec[4],                  /* offset to execution entry point */

    m_excpt[4],         /* offset to exception entry point */

    m_data[4],                  /* data storage requirement */

    m_stack[4],         /* stack size */

    m_idata[4],         /* offset to initialized data */

    m_idref[4],         /* offset to data reference lists */

    m_init[4],                  /* initialization routine offset */

    m_term[4];                  /* termination routine offset */

  unsigned char

    m_ident[2];         /* ident code for ident program */

  char

    m_spare[8]; /* reserved bytes */

  unsigned char

    m_parity[2];                /* header parity */

} mh_com,*Mh_com;

/* Executable memory module */

typedef mh_com *Mh_exec,mh_exec;

/* Data memory module */

typedef mh_com *Mh_data,mh_data;

/* File manager memory module */

typedef mh_com *Mh_fman,mh_fman;

/* device driver module */

typedef mh_com *Mh_drvr,mh_drvr;

/* trap handler module */

typedef mh_com mh_trap, *Mh_trap;

/* Device descriptor module */

typedef mh_com *Mh_dev,mh_dev;

/* Configuration module */

typedef mh_com *Mh_config, mh_config;

#if 0 

#if !defined(_MODDIR_H)

/* go get _os_fmod (and others) */

#include <moddir.h>

#endif

error_code _os_crc(void *, u_int32, int *);

error_code _os_datmod(char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_data **);

error_code _os_get_moddir(void *, u_int32 *);

error_code _os_initdata(mh_com *, void *);

error_code _os_link(char **, mh_com **, void **, u_int16 *, u_int16 *);

error_code _os_linkm(mh_com *, void **, u_int16 *, u_int16 *);

error_code _os_load(char *, mh_com **, void **, u_int32, u_int16 *, u_int16 *, u_int32);

error_code _os_mkmodule(char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_com **, u_int32);

error_code _os_modaddr(void *, mh_com **);

error_code _os_setcrc(mh_com *);

error_code _os_slink(u_int32, char *, void **, void **, mh_com **);

error_code _os_slinkm(u_int32, mh_com *, void **, void **);

error_code _os_unlink(mh_com *);

error_code _os_unload(char *, u_int32);

error_code _os_tlink(u_int32, char *, void **, mh_trap **, void *, u_int32);

error_code _os_tlinkm(u_int32, mh_com *, void **, void *, u_int32);

error_code _os_iodel(mh_com *);

error_code _os_vmodul(mh_com *, mh_com *, u_int32);

#endif /* 0 */

#endif