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1.1 root 1: /* (-lgl
2: * COHERENT Version 4.0
3: * Copyright (c) 1982, 1992 by Mark Williams Company.
4: * All rights reserved. May not be copied without permission.
5: -lgl) */
6: /*
7: * The user process area.
8: */
9:
10: #ifndef UPROC_H
11: #define UPROC_H UPROC_H
12:
13: #include <sys/param.h>
14: #include <sys/types.h>
15: #include <dirent.h>
16: #include <sys/io.h>
17: #include <sys/proc.h>
18: #include <signal.h>
19:
20: #ifdef _I386
21: #include <sys/reg.h>
22: #include <ieeefp.h>
23: #else
24: #include <sys/machine.h>
25: #endif
26: /*
27: * Open segment structure.
28: */
29: typedef struct sr {
30: int sr_flag; /* Flags for this reference */
31: vaddr_t sr_base; /* Virtual address base */
32: #ifdef _I386
33: off_t sr_size; /* Mapped in window size */
34: #else
35: vaddr_t sr_size; /* Mapped in window size */
36: #endif
37: struct seg *sr_segp; /* Segment pointer */
38: } SR;
39:
40: /*
41: * Flags (sr_flag).
42: */
43: #define SRFPMAP 01 /* Segment is mapped in process */
44: #define SRFDUMP 02 /* Dump segment */
45: #define SRFDATA 04 /* Data segment */
46:
47: /*
48: * User process structure.
49: *
50: * Remember to update UPROC_VERSION whenever you change this struct.
51: *
52: * U_OFFSET is the byte offset of uproc within segment SIUSERP.
53: * See also the definition of "u" at start of as.s.
54: */
55: #define U_OFFSET 0xC00
56: #define U_COMM_LEN 10
57:
58: typedef struct uproc {
59: #ifdef _I386
60: /* Magic number UPROC_VERSION identifies this uproc struct. */
61: #define UPROC_VERSION 0x0104
62: unsigned short u_version; /* Version number for uproc struct */
63: #endif /* _I386 */
64: char u_error; /* Error number (must be first) */
65: char u_flag; /* Flags (for accounting) */
66: int u_uid; /* User id */
67: int u_gid; /* Group id */
68: int u_ruid; /* Real user id */
69: int u_rgid; /* Real group id */
70: int u_euid; /* Effective user id */
71: int u_egid; /* Effective group id */
72: unsigned u_umask; /* Mask for file creation */
73: struct inode *u_cdir; /* Current working directory */
74: struct inode *u_rdir; /* Current root directory */
75: struct fd *u_filep[NOFILE]; /* Open files */
76: struct sr u_segl[NUSEG]; /* User segment descriptions */
77: #ifdef _I386
78: int (*u_sfunc[MAXSIG])(); /* Signal functions */
79: #else
80: int (*u_sfunc[NSIG])(); /* Signal functions */
81: #endif
82:
83: /*
84: * System working area.
85: */
86: struct seg *u_sege[NUSEG]; /* Exec segment descriptors */
87: MPROTO u_sproto; /* User prototype */
88: MCON u_syscon; /* System context save */
89: MENV u_sigenv; /* Signal return */
90: MGEN u_sysgen; /* General purpose area */
91: #ifdef _I386
92: int u_args[MSACOUNT];
93: #else
94: int u_args[(MSASIZE*sizeof(char)+sizeof(int)-1)/sizeof(int)];
95: #endif
96: struct io u_io; /* User area I/O template */
97:
98: /*
99: * Set by ftoi.
100: */
101: ino_t u_cdirn; /* Child inode number */
102: struct inode *u_cdiri; /* Child inode pointer */
103: struct inode *u_pdiri; /* Parent inode pointer */
104: struct direct u_direct; /* Directory name */
105:
106: /*
107: * Accounting fields.
108: */
109: char u_comm[U_COMM_LEN]; /* Command name */
110: #ifdef _I386
111: char u_sleep[10]; /* Reason for sleeping */
112: #endif
113: time_t u_btime; /* Beginning time of process */
114: int u_memuse; /* Average memory usage */
115: long u_block; /* Count of disk blocks */
116:
117: /*
118: * Profiler fields.
119: */
120: vaddr_t u_ppc; /* Profile pc from clock */
121: vaddr_t u_pbase; /* Profiler base */
122: vaddr_t u_pbend; /* Profiler base end */
123: #ifdef _I386
124: off_t u_pofft; /* Offset from base */
125: off_t u_pscale; /* Scaling factor */
126: #else
127: vaddr_t u_pofft; /* Offset from base */
128: vaddr_t u_pscale; /* Scaling factor */
129: #endif
130:
131: /*
132: * Miscellaneous things.
133: */
134: int u_argc; /* Argument count (for ps) */
135: unsigned u_argp; /* Offset of argv[0] (for ps) */
136: int u_signo; /* Signal number (for debugger) */
137: #ifdef _I386
138: int *u_regl;
139: int u_rval2;
140: void (*u_sigreturn)();
141: struct _fpstate u_ndpCon; /* ndp state */
142: int u_ndpFlags;
143: #endif
144: } UPROC;
145:
146: #endif
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