| 1 | #if !defined(_MODULE_H) |
| 2 | #define _MODULE_H |
| 3 | |
| 4 | /* OS-9000 i386 module header definitions */ |
| 5 | #define _MPF386 |
| 6 | |
| 7 | /* sizeof common header less parity field */ |
| 8 | #define N_M_PARITY (sizeof(mh_com)-sizeof(unisgned short)) |
| 9 | #define OLD_M_PARITY 46 |
| 10 | #define M_PARITY N_M_PARITY |
| 11 | |
| 12 | #ifdef _MPF68K |
| 13 | #define MODSYNC 0x4afd /* module header sync code for 680x0 processors */ |
| 14 | #endif |
| 15 | |
| 16 | #ifdef _MPF386 |
| 17 | #define MODSYNC 0x4afc /* module header sync code for 80386 processors */ |
| 18 | #endif |
| 19 | |
| 20 | #define MODREV 1 /* module format revision 1 */ |
| 21 | #define CRCCON 0x800fe3 /* crc polynomial constant */ |
| 22 | |
| 23 | /* Module access permission values */ |
| 24 | #define MP_OWNER_READ 0x0001 |
| 25 | #define MP_OWNER_WRITE 0x0002 |
| 26 | #define MP_OWNER_EXEC 0x0004 |
| 27 | #define MP_GROUP_READ 0x0010 |
| 28 | #define MP_GROUP_WRITE 0x0020 |
| 29 | #define MP_GROUP_EXEC 0x0040 |
| 30 | #define MP_WORLD_READ 0x0100 |
| 31 | #define MP_WORLD_WRITE 0x0200 |
| 32 | #define MP_WORLD_EXEC 0x0400 |
| 33 | #define MP_WORLD_ACCESS 0x0777 |
| 34 | #define MP_OWNER_MASK 0x000f |
| 35 | #define MP_GROUP_MASK 0x00f0 |
| 36 | #define MP_WORLD_MASK 0x0f00 |
| 37 | #define MP_SYSTM_MASK 0xf000 |
| 38 | |
| 39 | /* Module Type/Language values */ |
| 40 | #define MT_ANY 0 |
| 41 | #define MT_PROGRAM 0x0001 |
| 42 | #define MT_SUBROUT 0x0002 |
| 43 | #define MT_MULTI 0x0003 |
| 44 | #define MT_DATA 0x0004 |
| 45 | #define MT_TRAPLIB 0x000b |
| 46 | #define MT_SYSTEM 0x000c |
| 47 | #define MT_FILEMAN 0x000d |
| 48 | #define MT_DEVDRVR 0x000e |
| 49 | #define MT_DEVDESC 0x000f |
| 50 | #define MT_MASK 0xff00 |
| 51 | |
| 52 | #define ML_ANY 0 |
| 53 | #define ML_OBJECT 1 |
| 54 | #define ML_ICODE 2 |
| 55 | #define ML_PCODE 3 |
| 56 | #define ML_CCODE 4 |
| 57 | #define ML_CBLCODE 5 |
| 58 | #define ML_FRTNCODE 6 |
| 59 | #define ML_MASK 0x00ff |
| 60 | |
| 61 | #define mktypelang(type,lang) (((type)<<8)|(lang)) |
| 62 | |
| 63 | /* Module Attribute values */ |
| 64 | #define MA_REENT 0x80 |
| 65 | #define MA_GHOST 0x40 |
| 66 | #define MA_SUPER 0x20 |
| 67 | #define MA_MASK 0xff00 |
| 68 | #define MR_MASK 0x00ff |
| 69 | |
| 70 | #define mkattrevs(attr, revs) (((attr)<<8)|(revs)) |
| 71 | |
| 72 | #define m_user m_owner.grp_usr.usr |
| 73 | #define m_group m_owner.grp_usr.grp |
| 74 | #define m_group_user m_owner.group_user |
| 75 | |
| 76 | /* macro definitions for accessing module header fields */ |
| 77 | #define MODNAME(mod) ((u_char*)((u_char*)mod + ((Mh_com)mod)->m_name)) |
| 78 | #if 0 |
| 79 | /* Appears not to be used, and the u_int32 typedef is gone (because it |
| 80 | conflicted with a Mach header. */ |
| 81 | #define MODSIZE(mod) ((u_int32)((Mh_com)mod)->m_size) |
| 82 | #endif /* 0 */ |
| 83 | #define MHCOM_BYTES_SIZE 80 |
| 84 | #define N_BADMAG(a) (((a).a_info) != MODSYNC) |
| 85 | |
| 86 | typedef struct mh_com { |
| 87 | /* sync bytes ($4afc). */ |
| 88 | unsigned char m_sync[2]; |
| 89 | unsigned char m_sysrev[2]; /* system revision check value */ |
| 90 | unsigned char |
| 91 | m_size[4]; /* module size */ |
| 92 | unsigned char |
| 93 | m_owner[4]; /* group/user id */ |
| 94 | unsigned char |
| 95 | m_name[4]; /* offset to module name */ |
| 96 | unsigned char |
| 97 | m_access[2], /* access permissions */ |
| 98 | m_tylan[2], /* type/lang */ |
| 99 | m_attrev[2], /* rev/attr */ |
| 100 | m_edit[2]; /* edition */ |
| 101 | unsigned char |
| 102 | m_needs[4], /* module hardware requirements flags. (reserved) */ |
| 103 | m_usage[4], /* comment string offset */ |
| 104 | m_symbol[4], /* symbol table offset */ |
| 105 | m_exec[4], /* offset to execution entry point */ |
| 106 | m_excpt[4], /* offset to exception entry point */ |
| 107 | m_data[4], /* data storage requirement */ |
| 108 | m_stack[4], /* stack size */ |
| 109 | m_idata[4], /* offset to initialized data */ |
| 110 | m_idref[4], /* offset to data reference lists */ |
| 111 | m_init[4], /* initialization routine offset */ |
| 112 | m_term[4]; /* termination routine offset */ |
| 113 | unsigned char |
| 114 | m_ident[2]; /* ident code for ident program */ |
| 115 | char |
| 116 | m_spare[8]; /* reserved bytes */ |
| 117 | unsigned char |
| 118 | m_parity[2]; /* header parity */ |
| 119 | } mh_com,*Mh_com; |
| 120 | |
| 121 | /* Executable memory module */ |
| 122 | typedef mh_com *Mh_exec,mh_exec; |
| 123 | |
| 124 | /* Data memory module */ |
| 125 | typedef mh_com *Mh_data,mh_data; |
| 126 | |
| 127 | /* File manager memory module */ |
| 128 | typedef mh_com *Mh_fman,mh_fman; |
| 129 | |
| 130 | /* device driver module */ |
| 131 | typedef mh_com *Mh_drvr,mh_drvr; |
| 132 | |
| 133 | /* trap handler module */ |
| 134 | typedef mh_com mh_trap, *Mh_trap; |
| 135 | |
| 136 | /* Device descriptor module */ |
| 137 | typedef mh_com *Mh_dev,mh_dev; |
| 138 | |
| 139 | /* Configuration module */ |
| 140 | typedef mh_com *Mh_config, mh_config; |
| 141 | |
| 142 | #if 0 |
| 143 | |
| 144 | #if !defined(_MODDIR_H) |
| 145 | /* go get _os_fmod (and others) */ |
| 146 | #include <moddir.h> |
| 147 | #endif |
| 148 | |
| 149 | error_code _os_crc(void *, u_int32, int *); |
| 150 | error_code _os_datmod(char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_data **); |
| 151 | error_code _os_get_moddir(void *, u_int32 *); |
| 152 | error_code _os_initdata(mh_com *, void *); |
| 153 | error_code _os_link(char **, mh_com **, void **, u_int16 *, u_int16 *); |
| 154 | error_code _os_linkm(mh_com *, void **, u_int16 *, u_int16 *); |
| 155 | error_code _os_load(char *, mh_com **, void **, u_int32, u_int16 *, u_int16 *, u_int32); |
| 156 | error_code _os_mkmodule(char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_com **, u_int32); |
| 157 | error_code _os_modaddr(void *, mh_com **); |
| 158 | error_code _os_setcrc(mh_com *); |
| 159 | error_code _os_slink(u_int32, char *, void **, void **, mh_com **); |
| 160 | error_code _os_slinkm(u_int32, mh_com *, void **, void **); |
| 161 | error_code _os_unlink(mh_com *); |
| 162 | error_code _os_unload(char *, u_int32); |
| 163 | error_code _os_tlink(u_int32, char *, void **, mh_trap **, void *, u_int32); |
| 164 | error_code _os_tlinkm(u_int32, mh_com *, void **, void *, u_int32); |
| 165 | error_code _os_iodel(mh_com *); |
| 166 | error_code _os_vmodul(mh_com *, mh_com *, u_int32); |
| 167 | #endif /* 0 */ |
| 168 | |
| 169 | #endif |