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1d595f2c JMD |
1 | #if !defined(_MODULE_H) |
2 | #define _MODULE_H | |
3 | ||
4 | /* OS-9000 i386 module header definitions */ | |
5 | #define _MPF386 | |
6 | ||
7 | #if 0 | |
8 | /* These have name conflicts with Mach and don't appear to be used. */ | |
9 | typedef unsigned char u_int16[2]; | |
10 | typedef unsigned char u_int32[4]; | |
11 | typedef unsigned char owner_id[4]; | |
12 | #endif | |
13 | ||
14 | /* sizeof common header less parity field */ | |
15 | #define N_M_PARITY (sizeof(mh_com)-sizeof(unisgned short)) | |
16 | #define OLD_M_PARITY 46 | |
17 | #define M_PARITY N_M_PARITY | |
18 | ||
19 | #ifdef _MPF68K | |
20 | #define MODSYNC 0x4afd /* module header sync code for 680x0 processors */ | |
21 | #endif | |
22 | ||
23 | #ifdef _MPF386 | |
24 | #define MODSYNC 0x4afc /* module header sync code for 80386 processors */ | |
25 | #endif | |
26 | ||
27 | #define MODREV 1 /* module format revision 1 */ | |
28 | #define CRCCON 0x800fe3 /* crc polynomial constant */ | |
29 | ||
30 | /* Module access permission values */ | |
31 | #define MP_OWNER_READ 0x0001 | |
32 | #define MP_OWNER_WRITE 0x0002 | |
33 | #define MP_OWNER_EXEC 0x0004 | |
34 | #define MP_GROUP_READ 0x0010 | |
35 | #define MP_GROUP_WRITE 0x0020 | |
36 | #define MP_GROUP_EXEC 0x0040 | |
37 | #define MP_WORLD_READ 0x0100 | |
38 | #define MP_WORLD_WRITE 0x0200 | |
39 | #define MP_WORLD_EXEC 0x0400 | |
40 | #define MP_WORLD_ACCESS 0x0777 | |
41 | #define MP_OWNER_MASK 0x000f | |
42 | #define MP_GROUP_MASK 0x00f0 | |
43 | #define MP_WORLD_MASK 0x0f00 | |
44 | #define MP_SYSTM_MASK 0xf000 | |
45 | ||
46 | /* Module Type/Language values */ | |
47 | #define MT_ANY 0 | |
48 | #define MT_PROGRAM 0x0001 | |
49 | #define MT_SUBROUT 0x0002 | |
50 | #define MT_MULTI 0x0003 | |
51 | #define MT_DATA 0x0004 | |
52 | #define MT_TRAPLIB 0x000b | |
53 | #define MT_SYSTEM 0x000c | |
54 | #define MT_FILEMAN 0x000d | |
55 | #define MT_DEVDRVR 0x000e | |
56 | #define MT_DEVDESC 0x000f | |
57 | #define MT_MASK 0xff00 | |
58 | ||
59 | #define ML_ANY 0 | |
60 | #define ML_OBJECT 1 | |
61 | #define ML_ICODE 2 | |
62 | #define ML_PCODE 3 | |
63 | #define ML_CCODE 4 | |
64 | #define ML_CBLCODE 5 | |
65 | #define ML_FRTNCODE 6 | |
66 | #define ML_MASK 0x00ff | |
67 | ||
68 | #define mktypelang(type,lang) (((type)<<8)|(lang)) | |
69 | ||
70 | /* Module Attribute values */ | |
71 | #define MA_REENT 0x80 | |
72 | #define MA_GHOST 0x40 | |
73 | #define MA_SUPER 0x20 | |
74 | #define MA_MASK 0xff00 | |
75 | #define MR_MASK 0x00ff | |
76 | ||
77 | #define mkattrevs(attr, revs) (((attr)<<8)|(revs)) | |
78 | ||
79 | #define m_user m_owner.grp_usr.usr | |
80 | #define m_group m_owner.grp_usr.grp | |
81 | #define m_group_user m_owner.group_user | |
82 | ||
83 | /* macro definitions for accessing module header fields */ | |
84 | #define MODNAME(mod) ((u_char*)((u_char*)mod + ((Mh_com)mod)->m_name)) | |
85 | #define MODSIZE(mod) ((u_int32)((Mh_com)mod)->m_size) | |
86 | #define MHCOM_BYTES_SIZE 80 | |
87 | #define N_BADMAG(a) (((a).a_info) != MODSYNC) | |
88 | ||
89 | #if 0 | |
90 | /* These don't appear to be used. */ | |
91 | typedef struct mh_com { | |
92 | u_int16 | |
93 | m_sync, /* sync bytes ($4afc) */ | |
94 | m_sysrev; /* system revision check value */ | |
95 | u_int32 | |
96 | m_size; /* module size */ | |
97 | owner_id | |
98 | m_owner; /* group/user id */ | |
99 | u_int32 | |
100 | m_name; /* offset to module name */ | |
101 | u_int16 | |
102 | m_access, /* access permissions */ | |
103 | m_tylan, /* type/lang */ | |
104 | m_attrev, /* rev/attr */ | |
105 | m_edit; /* edition */ | |
106 | u_int32 | |
107 | m_needs, /* module hardware requirements flags. (reserved) */ | |
108 | m_usage, /* comment string offset */ | |
109 | m_symbol, /* symbol table offset */ | |
110 | m_exec, /* offset to execution entry point */ | |
111 | m_excpt, /* offset to exception entry point */ | |
112 | m_data, /* data storage requirement */ | |
113 | m_stack, /* stack size */ | |
114 | m_idata, /* offset to initialized data */ | |
115 | m_idref, /* offset to data reference lists */ | |
116 | m_init, /* initialization routine offset */ | |
117 | m_term; /* termination routine offset */ | |
118 | u_int16 | |
119 | m_ident; /* ident code for ident program */ | |
120 | char | |
121 | m_spare[8]; /* reserved bytes */ | |
122 | u_int16 | |
123 | m_parity; /* header parity */ | |
124 | } mh_com,*Mh_com; | |
125 | ||
126 | /* Executable memory module */ | |
127 | typedef mh_com *Mh_exec,mh_exec; | |
128 | ||
129 | /* Data memory module */ | |
130 | typedef mh_com *Mh_data,mh_data; | |
131 | ||
132 | /* File manager memory module */ | |
133 | typedef mh_com *Mh_fman,mh_fman; | |
134 | ||
135 | /* device driver module */ | |
136 | typedef mh_com *Mh_drvr,mh_drvr; | |
137 | ||
138 | /* trap handler module */ | |
139 | typedef mh_com mh_trap, *Mh_trap; | |
140 | ||
141 | /* Device descriptor module */ | |
142 | typedef mh_com *Mh_dev,mh_dev; | |
143 | ||
144 | /* Configuration module */ | |
145 | typedef mh_com *Mh_config, mh_config; | |
146 | ||
147 | #endif | |
148 | ||
149 | #if 0 | |
150 | ||
151 | #if !defined(_MODDIR_H) | |
152 | /* go get _os_fmod (and others) */ | |
153 | #include <moddir.h> | |
154 | #endif | |
155 | ||
156 | error_code _os_crc(void *, u_int32, int *); | |
157 | error_code _os_datmod(char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_data **); | |
158 | error_code _os_get_moddir(void *, u_int32 *); | |
159 | error_code _os_initdata(mh_com *, void *); | |
160 | error_code _os_link(char **, mh_com **, void **, u_int16 *, u_int16 *); | |
161 | error_code _os_linkm(mh_com *, void **, u_int16 *, u_int16 *); | |
162 | error_code _os_load(char *, mh_com **, void **, u_int32, u_int16 *, u_int16 *, u_int32); | |
163 | error_code _os_mkmodule(char *, u_int32, u_int16 *, u_int16 *, u_int32, void **, mh_com **, u_int32); | |
164 | error_code _os_modaddr(void *, mh_com **); | |
165 | error_code _os_setcrc(mh_com *); | |
166 | error_code _os_slink(u_int32, char *, void **, void **, mh_com **); | |
167 | error_code _os_slinkm(u_int32, mh_com *, void **, void **); | |
168 | error_code _os_unlink(mh_com *); | |
169 | error_code _os_unload(char *, u_int32); | |
170 | error_code _os_tlink(u_int32, char *, void **, mh_trap **, void *, u_int32); | |
171 | error_code _os_tlinkm(u_int32, mh_com *, void **, void *, u_int32); | |
172 | error_code _os_iodel(mh_com *); | |
173 | error_code _os_vmodul(mh_com *, mh_com *, u_int32); | |
174 | #endif /* 0 */ | |
175 | ||
176 | #endif |