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1.1 root 1: /*
2:
1.1.1.3 root 3: Copyright 1991,1992 Eric R. Smith.
4:
1.1.1.5 ! root 5: Copyright 1992,1993,1994 Atari Corporation.
1.1.1.3 root 6:
7: All rights reserved.
1.1 root 8:
9: */
10:
11:
12:
13: #ifndef _filesys_h
14:
15: #define _filesys_h
16:
17:
18:
19: struct filesys; /* forward declaration */
20:
21: struct devdrv; /* ditto */
22:
1.1.1.4 root 23: struct timeout; /* and ditto */
24:
1.1 root 25:
26:
27: typedef struct f_cookie {
28:
29: struct filesys *fs; /* filesystem that knows about this cookie */
30:
31: ushort dev; /* device info (e.g. Rwabs device number) */
32:
33: ushort aux; /* extra data that the file system may want */
34:
35: long index; /* this+dev uniquely identifies a file */
36:
37: } fcookie;
38:
39:
40:
41: #define TOS_NAMELEN 13
42:
43:
44:
45: typedef struct dtabuf {
46:
47: short index; /* index into arrays in the PROC struct */
48:
49: long magic;
50:
1.1.1.2 root 51: #define SVALID 0x1234fedcL /* magic for a valid search */
1.1 root 52:
1.1.1.2 root 53: #define EVALID 0x5678ba90L /* magic for an exhausted search */
1.1 root 54:
55:
56:
57: char dta_pat[TOS_NAMELEN+1]; /* pointer to pattern, if necessary */
58:
59: char dta_sattrib; /* attributes being searched for */
60:
61: /* this stuff is returned to the user */
62:
63: char dta_attrib;
64:
65: short dta_time;
66:
67: short dta_date;
68:
69: long dta_size;
70:
1.1.1.3 root 71: char dta_name[TOS_NAMELEN+1];
1.1 root 72:
73: } DTABUF;
74:
75:
76:
77: /* structure for opendir/readdir/closedir */
78:
79: typedef struct dirstruct {
80:
81: fcookie fc; /* cookie for this directory */
82:
83: ushort index; /* index of the current entry */
84:
85: ushort flags; /* flags (e.g. tos or not) */
86:
87: #define TOS_SEARCH 0x01
88:
89: char fsstuff[60]; /* anything else the file system wants */
90:
91: /* NOTE: this must be at least 45 bytes */
92:
1.1.1.3 root 93: struct dirstruct *next; /* linked together so we can close them
94:
95: on process termination */
96:
1.1 root 97: } DIR;
98:
99:
100:
101: /* structure for getxattr */
102:
103: typedef struct xattr {
104:
105: ushort mode;
106:
107: /* file types */
108:
109: #define S_IFMT 0170000 /* mask to select file type */
110:
111: #define S_IFCHR 0020000 /* BIOS special file */
112:
113: #define S_IFDIR 0040000 /* directory file */
114:
115: #define S_IFREG 0100000 /* regular file */
116:
117: #define S_IFIFO 0120000 /* FIFO */
118:
119: #define S_IMEM 0140000 /* memory region or process */
120:
121: #define S_IFLNK 0160000 /* symbolic link */
122:
123:
124:
125: /* special bits: setuid, setgid, sticky bit */
126:
127: #define S_ISUID 04000
128:
129: #define S_ISGID 02000
130:
131: #define S_ISVTX 01000
132:
133:
134:
135: /* file access modes for user, group, and other*/
136:
137: #define S_IRUSR 0400
138:
139: #define S_IWUSR 0200
140:
141: #define S_IXUSR 0100
142:
143: #define S_IRGRP 0040
144:
145: #define S_IWGRP 0020
146:
147: #define S_IXGRP 0010
148:
149: #define S_IROTH 0004
150:
151: #define S_IWOTH 0002
152:
153: #define S_IXOTH 0001
154:
155: #define DEFAULT_DIRMODE (0777)
156:
157: #define DEFAULT_MODE (0666)
158:
159: long index;
160:
161: ushort dev;
162:
1.1.1.5 ! root 163: ushort rdev; /* "real" device */
1.1 root 164:
165: ushort nlink;
166:
167: ushort uid;
168:
169: ushort gid;
170:
171: long size;
172:
173: long blksize;
174:
175: long nblocks;
176:
177: short mtime, mdate;
178:
179: short atime, adate;
180:
181: short ctime, cdate;
182:
183: short attr;
184:
185: /* defines for TOS attribute bytes */
186:
187: #ifndef FA_RDONLY
188:
189: #define FA_RDONLY 0x01
190:
191: #define FA_HIDDEN 0x02
192:
193: #define FA_SYSTEM 0x04
194:
195: #define FA_LABEL 0x08
196:
197: #define FA_DIR 0x10
198:
199: #define FA_CHANGED 0x20
200:
201: #endif
202:
203: short reserved2;
204:
205: long reserved3[2];
206:
207: } XATTR;
208:
209:
210:
211: typedef struct fileptr {
212:
213: short links; /* number of copies of this descriptor */
214:
215: ushort flags; /* file open mode and other file flags */
216:
217: long pos; /* position in file */
218:
219: long devinfo; /* device driver specific info */
220:
221: fcookie fc; /* file system cookie for this file */
222:
223: struct devdrv *dev; /* device driver that knows how to deal with this */
224:
225: struct fileptr *next; /* link to next fileptr for this file */
226:
227: } FILEPTR;
228:
229:
230:
231: struct flock {
232:
233: short l_type; /* type of lock */
234:
235: #define F_RDLCK 0
236:
237: #define F_WRLCK 1
238:
239: #define F_UNLCK 3
240:
241: short l_whence; /* SEEK_SET, SEEK_CUR, SEEK_END */
242:
243: long l_start; /* start of locked region */
244:
245: long l_len; /* length of locked region */
246:
247: short l_pid; /* pid of locking process
248:
249: (F_GETLK only) */
250:
251: };
252:
253:
254:
255: /* structure for internal kernel locks */
256:
257: typedef struct ilock {
258:
259: struct flock l; /* the actual lock */
260:
261: struct ilock *next; /* next lock in the list */
262:
263: long reserved[4]; /* reserved for future expansion */
264:
265: } LOCK;
266:
267:
268:
269: typedef struct devdrv {
270:
1.1.1.2 root 271: long ARGS_ON_STACK (*open) P_((FILEPTR *f));
1.1 root 272:
1.1.1.2 root 273: long ARGS_ON_STACK (*write) P_((FILEPTR *f, const char *buf, long bytes));
1.1 root 274:
1.1.1.2 root 275: long ARGS_ON_STACK (*read) P_((FILEPTR *f, char *buf, long bytes));
1.1 root 276:
1.1.1.2 root 277: long ARGS_ON_STACK (*lseek) P_((FILEPTR *f, long where, int whence));
1.1 root 278:
1.1.1.2 root 279: long ARGS_ON_STACK (*ioctl) P_((FILEPTR *f, int mode, void *buf));
1.1 root 280:
1.1.1.2 root 281: long ARGS_ON_STACK (*datime) P_((FILEPTR *f, short *timeptr, int rwflag));
1.1 root 282:
1.1.1.2 root 283: long ARGS_ON_STACK (*close) P_((FILEPTR *f, int pid));
1.1 root 284:
1.1.1.2 root 285: long ARGS_ON_STACK (*select) P_((FILEPTR *f, long proc, int mode));
1.1 root 286:
1.1.1.2 root 287: void ARGS_ON_STACK (*unselect) P_((FILEPTR *f, long proc, int mode));
1.1 root 288:
289: } DEVDRV;
290:
291:
292:
293: typedef struct filesys {
294:
295: struct filesys *next; /* link to next file system on chain */
296:
297: long fsflags;
298:
299: #define FS_KNOPARSE 0x01 /* kernel shouldn't do parsing */
300:
301: #define FS_CASESENSITIVE 0x02 /* file names are case sensitive */
302:
303: #define FS_NOXBIT 0x04 /* if a file can be read, it can be executed */
304:
1.1.1.3 root 305: #define FS_LONGPATH 0x08 /* file system understands "size" argument to
1.1 root 306:
1.1.1.3 root 307: "getname" */
1.1 root 308:
1.1.1.2 root 309: long ARGS_ON_STACK (*root) P_((int drv, fcookie *fc));
1.1 root 310:
1.1.1.2 root 311: long ARGS_ON_STACK (*lookup) P_((fcookie *dir, const char *name, fcookie *fc));
1.1 root 312:
1.1.1.2 root 313: long ARGS_ON_STACK (*creat) P_((fcookie *dir, const char *name, unsigned mode,
1.1 root 314:
315: int attrib, fcookie *fc));
316:
1.1.1.2 root 317: DEVDRV * ARGS_ON_STACK (*getdev) P_((fcookie *fc, long *devspecial));
1.1 root 318:
1.1.1.2 root 319: long ARGS_ON_STACK (*getxattr) P_((fcookie *file, XATTR *xattr));
1.1 root 320:
1.1.1.2 root 321: long ARGS_ON_STACK (*chattr) P_((fcookie *file, int attr));
1.1 root 322:
1.1.1.2 root 323: long ARGS_ON_STACK (*chown) P_((fcookie *file, int uid, int gid));
1.1 root 324:
1.1.1.2 root 325: long ARGS_ON_STACK (*chmode) P_((fcookie *file, unsigned mode));
1.1 root 326:
1.1.1.2 root 327: long ARGS_ON_STACK (*mkdir) P_((fcookie *dir, const char *name, unsigned mode));
1.1 root 328:
1.1.1.2 root 329: long ARGS_ON_STACK (*rmdir) P_((fcookie *dir, const char *name));
1.1 root 330:
1.1.1.2 root 331: long ARGS_ON_STACK (*remove) P_((fcookie *dir, const char *name));
1.1 root 332:
1.1.1.3 root 333: long ARGS_ON_STACK (*getname) P_((fcookie *relto, fcookie *dir,
334:
335: char *pathname, int size));
1.1 root 336:
1.1.1.2 root 337: long ARGS_ON_STACK (*rename) P_((fcookie *olddir, char *oldname,
1.1 root 338:
339: fcookie *newdir, const char *newname));
340:
1.1.1.2 root 341: long ARGS_ON_STACK (*opendir) P_((DIR *dirh, int tosflag));
1.1 root 342:
1.1.1.2 root 343: long ARGS_ON_STACK (*readdir) P_((DIR *dirh, char *name, int namelen, fcookie *fc));
1.1 root 344:
1.1.1.2 root 345: long ARGS_ON_STACK (*rewinddir) P_((DIR *dirh));
1.1 root 346:
1.1.1.2 root 347: long ARGS_ON_STACK (*closedir) P_((DIR *dirh));
1.1 root 348:
1.1.1.2 root 349: long ARGS_ON_STACK (*pathconf) P_((fcookie *dir, int which));
1.1 root 350:
1.1.1.2 root 351: long ARGS_ON_STACK (*dfree) P_((fcookie *dir, long *buf));
1.1 root 352:
1.1.1.2 root 353: long ARGS_ON_STACK (*writelabel) P_((fcookie *dir, const char *name));
1.1 root 354:
1.1.1.2 root 355: long ARGS_ON_STACK (*readlabel) P_((fcookie *dir, char *name, int namelen));
1.1 root 356:
1.1.1.2 root 357: long ARGS_ON_STACK (*symlink) P_((fcookie *dir, const char *name, const char *to));
1.1 root 358:
1.1.1.2 root 359: long ARGS_ON_STACK (*readlink) P_((fcookie *dir, char *buf, int len));
1.1 root 360:
1.1.1.2 root 361: long ARGS_ON_STACK (*hardlink) P_((fcookie *fromdir, const char *fromname,
1.1 root 362:
363: fcookie *todir, const char *toname));
364:
1.1.1.2 root 365: long ARGS_ON_STACK (*fscntl) P_((fcookie *dir, const char *name, int cmd, long arg));
1.1 root 366:
1.1.1.2 root 367: long ARGS_ON_STACK (*dskchng) P_((int drv));
1.1 root 368:
1.1.1.3 root 369: long ARGS_ON_STACK (*release) P_((fcookie *));
370:
371: long ARGS_ON_STACK (*dupcookie) P_((fcookie *new, fcookie *old));
1.1 root 372:
373: } FILESYS;
374:
375:
376:
377: /*
378:
379: * this is the structure passed to loaded file systems to tell them
380:
381: * about the kernel
382:
383: */
384:
385:
386:
387: struct kerinfo {
388:
389: short maj_version; /* kernel version number */
390:
391: short min_version; /* minor kernel version number */
392:
393: ushort default_perm; /* default file permissions */
394:
395: short reserved1; /* room for expansion */
396:
397:
398:
399: /* OS functions */
400:
401: Func *bios_tab; /* pointer to the BIOS entry points */
402:
403: Func *dos_tab; /* pointer to the GEMDOS entry points */
404:
405:
406:
407: /* media change vector */
408:
1.1.1.2 root 409: void ARGS_ON_STACK (*drvchng) P_((unsigned));
1.1 root 410:
411:
412:
413: /* Debugging stuff */
414:
1.1.1.2 root 415: void ARGS_ON_STACK (*trace) P_((const char *, ...));
1.1 root 416:
1.1.1.2 root 417: void ARGS_ON_STACK (*debug) P_((const char *, ...));
1.1 root 418:
1.1.1.2 root 419: void ARGS_ON_STACK (*alert) P_((const char *, ...));
1.1 root 420:
1.1.1.2 root 421: EXITING void ARGS_ON_STACK (*fatal) P_((const char *, ...));
1.1 root 422:
423:
424:
425: /* memory allocation functions */
426:
1.1.1.2 root 427: void * ARGS_ON_STACK (*kmalloc) P_((long));
1.1 root 428:
1.1.1.2 root 429: void ARGS_ON_STACK (*kfree) P_((void *));
1.1 root 430:
1.1.1.2 root 431: void * ARGS_ON_STACK (*umalloc) P_((long));
1.1 root 432:
1.1.1.2 root 433: void ARGS_ON_STACK (*ufree) P_((void *));
1.1 root 434:
435:
436:
437: /* utility functions for string manipulation */
438:
1.1.1.2 root 439: int ARGS_ON_STACK (*strnicmp) P_((const char *, const char *, int));
1.1 root 440:
1.1.1.2 root 441: int ARGS_ON_STACK (*stricmp) P_((const char *, const char *));
1.1 root 442:
1.1.1.2 root 443: char * ARGS_ON_STACK (*strlwr) P_((char *));
1.1 root 444:
1.1.1.2 root 445: char * ARGS_ON_STACK (*strupr) P_((char *));
1.1 root 446:
1.1.1.2 root 447: int ARGS_ON_STACK (*sprintf) P_((char *, const char *, ...));
1.1 root 448:
449:
450:
451: /* utility functions for manipulating time */
452:
1.1.1.2 root 453: void ARGS_ON_STACK (*millis_time) P_((unsigned long, short *));
1.1 root 454:
1.1.1.2 root 455: long ARGS_ON_STACK (*unixtim) P_((unsigned, unsigned));
1.1 root 456:
1.1.1.2 root 457: long ARGS_ON_STACK (*dostim) P_((long));
1.1 root 458:
459:
460:
461: /* utility functions for dealing with pauses, or for putting processes
462:
463: * to sleep
464:
465: */
466:
1.1.1.2 root 467: void ARGS_ON_STACK (*nap) P_((unsigned));
1.1 root 468:
1.1.1.5 ! root 469: int ARGS_ON_STACK (*sleep) P_((int que, long cond));
1.1 root 470:
1.1.1.2 root 471: void ARGS_ON_STACK (*wake) P_((int que, long cond));
1.1 root 472:
1.1.1.2 root 473: void ARGS_ON_STACK (*wakeselect) P_((long param));
1.1 root 474:
475:
476:
477: /* file system utility functions */
478:
1.1.1.2 root 479: int ARGS_ON_STACK (*denyshare) P_((FILEPTR *, FILEPTR *));
1.1 root 480:
1.1.1.4 root 481: LOCK * ARGS_ON_STACK (*denylock) P_((LOCK *, LOCK *));
1.1 root 482:
483:
484:
1.1.1.4 root 485: /* functions for adding/cancelling timeouts */
486:
487: struct timeout * ARGS_ON_STACK (*addtimeout) P_((long, void (*)()));
488:
489: void ARGS_ON_STACK (*canceltimeout) P_((struct timeout *));
1.1 root 490:
1.1.1.4 root 491:
492:
493: /* reserved for future use */
494:
495: long res2[7];
1.1 root 496:
497: };
498:
499:
500:
501: /* flags for open() modes */
502:
503: #define O_RWMODE 0x03 /* isolates file read/write mode */
504:
505: # define O_RDONLY 0x00
506:
507: # define O_WRONLY 0x01
508:
509: # define O_RDWR 0x02
510:
511: # define O_EXEC 0x03 /* execute file; used by kernel only */
512:
513:
514:
515: /* 0x04 is for future expansion */
516:
517: #define O_APPEND 0x08 /* all writes go to end of file */
518:
519:
520:
521: #define O_SHMODE 0x70 /* isolates file sharing mode */
522:
523: # define O_COMPAT 0x00 /* compatibility mode */
524:
525: # define O_DENYRW 0x10 /* deny both read and write access */
526:
527: # define O_DENYW 0x20 /* deny write access to others */
528:
529: # define O_DENYR 0x30 /* deny read access to others */
530:
531: # define O_DENYNONE 0x40 /* don't deny any access to others */
532:
533:
534:
535: #define O_NOINHERIT 0x80 /* private file (not passed to child) */
536:
537:
538:
539: #define O_NDELAY 0x100 /* don't block for i/o on this file */
540:
541: #define O_CREAT 0x200 /* create file if it doesn't exist */
542:
543: #define O_TRUNC 0x400 /* truncate file to 0 bytes if it does exist */
544:
545: #define O_EXCL 0x800 /* fail open if file exists */
546:
547:
548:
549: #define O_USER 0x0fff /* isolates user-settable flag bits */
550:
551:
552:
553: #define O_GLOBAL 0x1000 /* for opening a global file */
554:
555:
556:
557: /* kernel mode bits -- the user can't set these! */
558:
559: #define O_TTY 0x2000
560:
561: #define O_HEAD 0x4000
562:
563: #define O_LOCK 0x8000
564:
565:
566:
567: /* GEMDOS file attributes */
568:
569:
570:
571: /* macros to be applied to FILEPTRS to determine their type */
572:
573: #define is_terminal(f) (f->flags & O_TTY)
574:
575:
576:
577: /* lseek() origins */
578:
579: #define SEEK_SET 0 /* from beginning of file */
580:
581: #define SEEK_CUR 1 /* from current location */
582:
583: #define SEEK_END 2 /* from end of file */
584:
585:
586:
587: /* The requests for Dpathconf() */
588:
589: #define DP_IOPEN 0 /* internal limit on # of open files */
590:
591: #define DP_MAXLINKS 1 /* max number of hard links to a file */
592:
593: #define DP_PATHMAX 2 /* max path name length */
594:
595: #define DP_NAMEMAX 3 /* max length of an individual file name */
596:
597: #define DP_ATOMIC 4 /* # of bytes that can be written atomically */
598:
599: #define DP_TRUNC 5 /* file name truncation behavior */
600:
601: # define DP_NOTRUNC 0 /* long filenames give an error */
602:
603: # define DP_AUTOTRUNC 1 /* long filenames truncated */
604:
605: # define DP_DOSTRUNC 2 /* DOS truncation rules in effect */
606:
607: #define DP_CASE 6
608:
609: # define DP_CASESENS 0 /* case sensitive */
610:
611: # define DP_CASECONV 1 /* case always converted */
612:
613: # define DP_CASEINSENS 2 /* case insensitive, preserved */
614:
615: #define DP_MAXREQ 6 /* highest legal request */
616:
617:
618:
619: /* Dpathconf and Sysconf return this when a value is not limited
620:
621: (or is limited only by available memory) */
622:
623:
624:
625: #define UNLIMITED 0x7fffffffL
626:
627:
628:
629: /* various character constants and defines for TTY's */
630:
631: #define MiNTEOF 0x0000ff1a /* 1a == ^Z */
632:
633:
634:
635: /* defines for tty_read */
636:
637: #define RAW 0
638:
639: #define COOKED 0x1
640:
641: #define NOECHO 0
642:
643: #define ECHO 0x2
644:
645: #define ESCSEQ 0x04 /* cursor keys, etc. get escape sequences */
646:
647:
648:
649: /* constants for Fcntl calls */
650:
651: #define F_DUPFD 0 /* handled by kernel */
652:
653: #define F_GETFD 1 /* handled by kernel */
654:
655: #define F_SETFD 2 /* handled by kernel */
656:
657: # define FD_CLOEXEC 1 /* close on exec flag */
658:
659:
660:
661: #define F_GETFL 3 /* handled by kernel */
662:
663: #define F_SETFL 4 /* handled by kernel */
664:
665: #define F_GETLK 5
666:
667: #define F_SETLK 6
668:
1.1.1.2 root 669: #define F_SETLKW 7
670:
1.1 root 671:
672:
673: /* more constants for various Fcntl's */
674:
675: #define FSTAT (('F'<< 8) | 0) /* handled by kernel */
676:
677: #define FIONREAD (('F'<< 8) | 1)
678:
679: #define FIONWRITE (('F'<< 8) | 2)
680:
681: #define TIOCGETP (('T'<< 8) | 0)
682:
683: #define TIOCSETP (('T'<< 8) | 1)
684:
685: #define TIOCSETN TIOCSETP
686:
687: #define TIOCGETC (('T'<< 8) | 2)
688:
689: #define TIOCSETC (('T'<< 8) | 3)
690:
691: #define TIOCGLTC (('T'<< 8) | 4)
692:
693: #define TIOCSLTC (('T'<< 8) | 5)
694:
695: #define TIOCGPGRP (('T'<< 8) | 6)
696:
697: #define TIOCSPGRP (('T'<< 8) | 7)
698:
699: #define TIOCFLUSH (('T'<< 8) | 8)
700:
701: #define TIOCSTOP (('T'<< 8) | 9)
702:
703: #define TIOCSTART (('T'<< 8) | 10)
704:
705: #define TIOCGWINSZ (('T'<< 8) | 11)
706:
707: #define TIOCSWINSZ (('T'<< 8) | 12)
708:
709: #define TIOCGXKEY (('T'<< 8) | 13)
710:
711: #define TIOCSXKEY (('T'<< 8) | 14)
712:
713: #define TIOCIBAUD (('T'<< 8) | 18)
714:
715: #define TIOCOBAUD (('T'<< 8) | 19)
716:
717: #define TIOCCBRK (('T'<< 8) | 20)
718:
719: #define TIOCSBRK (('T'<< 8) | 21)
720:
721: #define TIOCGFLAGS (('T'<< 8) | 22)
722:
723: #define TIOCSFLAGS (('T'<< 8) | 23)
724:
1.1.1.5 ! root 725: #define TIOCOUTQ (('T'<< 8) | 24)
! 726:
1.1 root 727:
728:
1.1.1.2 root 729: /* cursor control Fcntls:
730:
731: * NOTE THAT THESE MUST BE TOGETHER
732:
733: */
734:
735: #define TCURSOFF (('c'<< 8) | 0)
736:
737: #define TCURSON (('c'<< 8) | 1)
738:
739: #define TCURSBLINK (('c'<< 8) | 2)
740:
741: #define TCURSSTEADY (('c'<< 8) | 3)
742:
743: #define TCURSSRATE (('c'<< 8) | 4)
744:
745: #define TCURSGRATE (('c'<< 8) | 5)
746:
747:
748:
749: /* process stuff */
750:
1.1 root 751: #define PPROCADDR (('P'<< 8) | 1)
752:
753: #define PBASEADDR (('P'<< 8) | 2)
754:
755: #define PCTXTSIZE (('P'<< 8) | 3)
756:
757: #define PSETFLAGS (('P'<< 8) | 4)
758:
759: #define PGETFLAGS (('P'<< 8) | 5)
760:
1.1.1.2 root 761: #define PTRACESFLAGS (('P'<< 8) | 6)
762:
763: #define PTRACEGFLAGS (('P'<< 8) | 7)
764:
765: # define P_ENABLE (1 << 0) /* enable tracing */
766:
767: #ifdef NOTYETDEFINED
768:
769: # define P_DOS (1 << 1) /* trace DOS calls - unimplemented */
770:
771: # define P_BIOS (1 << 2) /* trace BIOS calls - unimplemented */
772:
773: # define P_XBIOS (1 << 3) /* trace XBIOS calls - unimplemented */
774:
775: #endif
776:
777:
778:
779: #define PTRACEGO (('P'<< 8) | 8) /* these 4 must be together */
780:
781: #define PTRACEFLOW (('P'<< 8) | 9)
782:
783: #define PTRACESTEP (('P'<< 8) | 10)
784:
785: #define PTRACE11 (('P'<< 8) | 11)
786:
1.1.1.4 root 787: #define PLOADINFO (('P'<< 8) | 12)
788:
1.1.1.5 ! root 789: #define PFSTAT (('P'<< 8) | 13)
! 790:
1.1.1.4 root 791:
792:
793: struct ploadinfo {
794:
795: /* passed */
796:
797: short fnamelen;
798:
799: /* returned */
800:
801: char *cmdlin, *fname;
802:
803: };
804:
805:
806:
1.1 root 807:
808:
809: #define SHMGETBLK (('M'<< 8) | 0)
810:
811: #define SHMSETBLK (('M'<< 8) | 1)
812:
813:
814:
815: /* terminal control constants (tty.sg_flags) */
816:
817: #define T_CRMOD 0x0001
818:
819: #define T_CBREAK 0x0002
820:
821: #define T_ECHO 0x0004
822:
823: /* #define T_XTABS 0x0008 unimplemented*/
824:
825: #define T_RAW 0x0010
826:
827: /* #define T_LCASE 0x0020 unimplemented */
828:
829:
830:
831: #define T_NOFLSH 0x0040 /* don't flush buffer when signals
832:
833: are received */
834:
835: #define T_TOS 0x0080
836:
837: #define T_TOSTOP 0x0100
838:
839: #define T_XKEY 0x0200 /* Fread returns escape sequences for
840:
841: cursor keys, etc. */
842:
843: /* 0x0400 and 0x0800 still available */
844:
845: #define T_TANDEM 0x1000
846:
847: #define T_RTSCTS 0x2000
848:
849: #define T_EVENP 0x4000 /* EVENP and ODDP are mutually exclusive */
850:
851: #define T_ODDP 0x8000
852:
853:
854:
855: #define TF_FLAGS 0xF000
856:
857:
858:
859: /* some flags for TIOC[GS]FLAGS */
860:
861: #define TF_STOPBITS 0x0003
862:
863: #define TF_1STOP 0x0001
864:
865: #define TF_15STOP 0x0002
866:
867: #define TF_2STOP 0x0003
868:
869:
870:
871: #define TF_CHARBITS 0x000C
872:
873: #define TF_8BIT 0
874:
875: #define TF_7BIT 0x4
876:
877: #define TF_6BIT 0x8
878:
879: #define TF_5BIT 0xC
880:
881:
882:
883: /* the following are terminal status flags (tty.state) */
884:
885: /* (the low byte of tty.state indicates a part of an escape sequence still
886:
887: * hasn't been read by Fread, and is an index into that escape sequence)
888:
889: */
890:
891: #define TS_ESC 0x00ff
892:
893: #define TS_HOLD 0x1000 /* hold (e.g. ^S/^Q) */
894:
895: #define TS_COOKED 0x8000 /* interpret control chars */
896:
897:
898:
899: /* structures for terminals */
900:
901: struct tchars {
902:
903: char t_intrc;
904:
905: char t_quitc;
906:
907: char t_startc;
908:
909: char t_stopc;
910:
911: char t_eofc;
912:
913: char t_brkc;
914:
915: };
916:
917:
918:
919: struct ltchars {
920:
921: char t_suspc;
922:
923: char t_dsuspc;
924:
925: char t_rprntc;
926:
927: char t_flushc;
928:
929: char t_werasc;
930:
931: char t_lnextc;
932:
933: };
934:
935:
936:
937: struct sgttyb {
938:
939: char sg_ispeed;
940:
941: char sg_ospeed;
942:
943: char sg_erase;
944:
945: char sg_kill;
946:
947: ushort sg_flags;
948:
949: };
950:
951:
952:
953: struct winsize {
954:
955: short ws_row;
956:
957: short ws_col;
958:
959: short ws_xpixel;
960:
961: short ws_ypixel;
962:
963: };
964:
965:
966:
967: struct xkey {
968:
969: short xk_num;
970:
971: char xk_def[8];
972:
973: };
974:
975:
976:
977: struct tty {
978:
979: short pgrp; /* process group of terminal */
980:
981: short state; /* terminal status, e.g. stopped */
982:
983: short use_cnt; /* number of times terminal is open */
984:
985: short res1; /* reserved for future expansion */
986:
987: struct sgttyb sg;
988:
989: struct tchars tc;
990:
991: struct ltchars ltc;
992:
993: struct winsize wsiz;
994:
995: long rsel; /* selecting process for read */
996:
997: long wsel; /* selecting process for write */
998:
999: char *xkey; /* extended keyboard table */
1000:
1001: long resrvd[3]; /* for future expansion */
1002:
1003: };
1004:
1005:
1006:
1007: /* Dcntl constants and types */
1008:
1009: #define DEV_NEWTTY 0xde00
1010:
1011: #define DEV_NEWBIOS 0xde01
1012:
1013: #define DEV_INSTALL 0xde02
1014:
1015:
1016:
1017: struct dev_descr {
1018:
1019: DEVDRV *driver;
1020:
1021: short dinfo;
1022:
1023: short flags;
1024:
1025: struct tty *tty;
1026:
1027: long reserved[4];
1028:
1029: };
1030:
1031:
1032:
1033:
1034:
1.1.1.4 root 1035: #define FS_INSTALL 0xf001 /* let the kernel know about the file system */
1036:
1037: #define FS_MOUNT 0xf002 /* make a new directory for a file system */
1038:
1039: #define FS_UNMOUNT 0xf003 /* remove a directory for a file system */
1040:
1041: #define FS_UNINSTALL 0xf004 /* remove a file system from the list */
1042:
1043:
1044:
1045:
1046:
1047: struct fs_descr
1048:
1049: {
1050:
1051: FILESYS *file_system;
1052:
1053: short dev_no; /* this is filled in by MiNT if arg == FS_MOUNT*/
1054:
1055: long flags;
1056:
1057: long reserved[4];
1058:
1059: };
1060:
1061:
1062:
1063:
1064:
1.1.1.2 root 1065: /* number of BIOS drives */
1.1 root 1066:
1067: #define NUM_DRIVES 32
1068:
1069:
1070:
1.1.1.2 root 1071: #define BIOSDRV (NUM_DRIVES)
1072:
1073: #define PIPEDRV (NUM_DRIVES+1)
1.1 root 1074:
1.1.1.2 root 1075: #define PROCDRV (NUM_DRIVES+2)
1.1 root 1076:
1.1.1.2 root 1077: #define SHMDRV (NUM_DRIVES+3)
1.1 root 1078:
1.1.1.2 root 1079:
1080:
1081: #define UNI_NUM_DRVS (NUM_DRIVES+4)
1.1 root 1082:
1083: #define UNIDRV ('U'-'A')
1084:
1085:
1086:
1.1.1.2 root 1087: #define PSEUDODRVS ((1L<<UNIDRV))
1.1 root 1088:
1089:
1090:
1.1.1.5 ! root 1091: /* various fields for the "rdev" device numbers */
! 1092:
! 1093: #define BIOS_DRIVE_RDEV 0x0000
! 1094:
! 1095: #define BIOS_RDEV 0x0100
! 1096:
! 1097: #define FAKE_RDEV 0x0200
! 1098:
! 1099: #define PIPE_RDEV 0x7e00
! 1100:
! 1101: #define UNK_RDEV 0x7f00
! 1102:
! 1103: #define PROC_RDEV_BASE 0xa000
1.1 root 1104:
1105:
1106:
1.1.1.2 root 1107: #ifndef GENMAGIC
1108:
1109: /* external variables */
1110:
1111:
1112:
1113: extern FILESYS *drives[NUM_DRIVES];
1.1 root 1114:
1115: extern struct tty default_tty;
1116:
1117: extern char follow_links[];
1118:
1.1.1.2 root 1119: #endif
1120:
1.1 root 1121:
1122:
1.1.1.5 ! root 1123: /* internal bios file structure */
! 1124:
! 1125:
! 1126:
! 1127: #define BNAME_MAX 13
! 1128:
! 1129:
! 1130:
! 1131: struct bios_file {
! 1132:
! 1133: char name[BNAME_MAX+1]; /* device name */
! 1134:
! 1135: DEVDRV *device; /* device driver for device */
! 1136:
! 1137: short private; /* extra info for device driver */
! 1138:
! 1139: ushort flags; /* flags for device open */
! 1140:
! 1141: struct tty *tty; /* tty structure (if appropriate) */
! 1142:
! 1143: struct bios_file *next;
! 1144:
! 1145: short lockpid; /* owner of the lock */
! 1146:
! 1147: XATTR xattr; /* guess what... */
! 1148:
! 1149: };
! 1150:
! 1151:
! 1152:
1.1 root 1153: #endif /* _filesys_h */
1154:
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