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root/cebix/BasiliskII/src/Unix/sys_unix.cpp

Comparing BasiliskII/src/Unix/sys_unix.cpp (file contents):
Revision 1.1 by cebix, 1999-10-03T14:16:25Z vs.
Revision 1.8 by cebix, 2000-07-24T20:39:34Z

#	Line 1 | Line 1
1		/*
2		*  sys_unix.cpp - System dependent routines, Unix implementation
3		*
4	<	*  Basilisk II (C) 1997-1999 Christian Bauer
4	>	*  Basilisk II (C) 1997-2000 Christian Bauer
5		*
6		*  This program is free software; you can redistribute it and/or modify
7		*  it under the terms of the GNU General Public License as published by
#	Line 25 | Line 25
25		#include <errno.h>
26
27		#ifdef __linux__
28	+	#include <sys/mount.h>
29		#include <linux/cdrom.h>
30		#include <linux/fd.h>
31		#include <linux/major.h>
#	Line 46 | Line 47 | static int _llseek(uint fd, ulong hi, ul
47		#endif
48		#endif
49
50	<	#ifdef __FreeBSD__
50	>	#if defined(__FreeBSD__) || defined(__NetBSD__)
51		#include <sys/cdio.h>
52		#endif
53
#	Line 121 | Line 122 | void SysAddFloppyPrefs(void)
122		#if defined(__linux__)
123		PrefsAddString("floppy", "/dev/fd0H1440");
124		PrefsAddString("floppy", "/dev/fd1H1440");
125	+	#elif defined(__NetBSD__)
126	+	PrefsAddString("floppy", "/dev/fd0a");
127	+	PrefsAddString("floppy", "/dev/fd1a");
128		#else
129		PrefsAddString("floppy", "/dev/fd0");
130		PrefsAddString("floppy", "/dev/fd1");
#	Line 148 | Line 152 | void SysAddDiskPrefs(void)
152
153		// Parse line
154		char *dev, *mnt_point, *fstype;
155	<	if (sscanf(line, "%s %s %s", &dev, &mnt_point, &fstype) == 3) {
155	>	if (sscanf(line, "%as %as %as", &dev, &mnt_point, &fstype) == 3) {
156		if (strcmp(fstype, "hfs") == 0)
157		PrefsAddString("disk", dev);
158		}
159	+	free(dev); free(mnt_point); free(fstype);
160		}
161		fclose(f);
162		}
#	Line 174 | Line 179 | void SysAddCDROMPrefs(void)
179		PrefsAddString("cdrom", "/dev/cdrom");
180		#elif defined(__FreeBSD__)
181		PrefsAddString("cdrom", "/dev/cd0c");
182	+	#elif defined(__NetBSD__)
183	+	PrefsAddString("cdrom", "/dev/cd0d");
184		#endif
185		}
186
#	Line 190 | Line 197 | void SysAddSerialPrefs(void)
197		#elif defined(__FreeBSD__)
198		PrefsAddString("seriala", "/dev/cuaa0");
199		PrefsAddString("serialb", "/dev/cuaa1");
200	+	#elif defined(__NetBSD__)
201	+	PrefsAddString("seriala", "/dev/tty00");
202	+	PrefsAddString("serialb", "/dev/tty01");
203		#endif
204		}
205
#	Line 214 | Line 224 | static bool is_drive_mounted(const char
224		// Parse line
225		if (strncmp(line, dev_name, strlen(dev_name)) == 0) {
226		mount_name[0] = 0;
227	<	char dummy[256];
228	<	sscanf(line, "%s %s", dummy, mount_name);
227	>	char *dummy;
228	>	sscanf(line, "%as %s", &dummy, mount_name);
229	>	free(dummy);
230		fclose(f);
231		return true;
232		}
#	Line 234 | Line 245 | static bool is_drive_mounted(const char
245		void *Sys_open(const char *name, bool read_only)
246		{
247		bool is_file = strncmp(name, "/dev/", 5) != 0;
248	<	#ifdef __FreeBSD__
248	>	#if defined(__FreeBSD__)
249		// SCSI                             IDE
250		bool is_cdrom = strncmp(name, "/dev/cd", 7) == 0 || strncmp(name, "/dev/acd", 8) == 0;
251		#else
#	Line 262 | Line 273 | void *Sys_open(const char *name, bool re
273		}
274
275		// Open file/device
276	<	#ifdef __linux__
276	>	#if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__)
277		int fd = open(name, (read_only ? O_RDONLY : O_RDWR) | (is_cdrom ? O_NONBLOCK : 0));
278		#else
279		int fd = open(name, read_only ? O_RDONLY : O_RDWR);
#	Line 284 | Line 295 | void *Sys_open(const char *name, bool re
295		if (fh->is_file) {
296		// Detect disk image file layout
297		loff_t size = 0;
298	<	#ifdef __linux__
298	>	#if defined(__linux__)
299		_llseek(fh->fd, 0, 0, &size, SEEK_END);
300		#else
301		size = lseek(fd, 0, SEEK_END);
#	Line 319 | Line 330 | void *Sys_open(const char *name, bool re
330		#else
331		fh->cdrom_cap = 0;
332		#endif
333	+	#elif defined(__NetBSD__)
334	+	fh->is_floppy = ((st.st_rdev >> 16) == 2);
335		#endif
336		}
337		}
#	Line 362 | Line 375 | size_t Sys_read(void *arg, void *buffer,
375		return 0;
376
377		// Seek to position
378	<	#ifdef __linux__
378	>	#if defined(__linux__)
379		loff_t pos = offset + fh->start_byte, res;
380		if (_llseek(fh->fd, pos >> 32, pos, &res, SEEK_SET) < 0)
381		return 0;
#	Line 388 | Line 401 | size_t Sys_write(void *arg, void *buffer
401		return 0;
402
403		// Seek to position
404	<	#ifdef __linux__
404	>	#if defined(__linux__)
405		loff_t pos = offset + fh->start_byte, res;
406		if (_llseek(fh->fd, pos >> 32, pos, &res, SEEK_SET) < 0)
407		return 0;
#	Line 415 | Line 428 | loff_t SysGetFileSize(void *arg)
428		if (fh->is_file)
429		return fh->file_size;
430		else {
431	<	#ifdef __linux__
432	<	loff_t pos = 0;
433	<	_llseek(fh->fd, 0, 0, &pos, SEEK_END);
434	<	return pos - fh->start_byte;
431	>	#if defined(__linux__)
432	>	long blocks;
433	>	if (ioctl(fh->fd, BLKGETSIZE, &blocks) < 0)
434	>	return 0;
435	>	D(bug(" BLKGETSIZE returns %d blocks\n", blocks));
436	>	return (loff_t)blocks * 512;
437		#else
438		return lseek(fh->fd, 0, SEEK_END) - fh->start_byte;
439		#endif
#	Line 446 | Line 461 | void SysEject(void *arg)
461		close(fh->fd);  // Close and reopen so the driver will see the media change
462		fh->fd = open(fh->name, O_RDONLY | O_NONBLOCK);
463		}
464	<	#elif defined(__FreeBSD__)
464	>	#elif defined(__FreeBSD__) || defined(__NetBSD__)
465		if (fh->is_floppy) {
466		fsync(fh->fd);
467		//ioctl(fh->fd, FDFLUSH);
#	Line 485 | Line 500 | bool SysIsReadOnly(void *arg)
500		if (!fh)
501		return true;
502
503	<	#ifdef __linux__
503	>	#if defined(__linux__)
504		if (fh->is_floppy) {
505		struct floppy_drive_struct stat;
506		ioctl(fh->fd, FDGETDRVSTAT, &stat);
#	Line 534 | Line 549 | bool SysIsDiskInserted(void *arg)
549		lseek(fh->fd, 0, SEEK_SET);
550		return read(fh->fd, block, 512) == 512;
551		} else if (fh->is_cdrom) {
552	+	#ifdef CDROM_MEDIA_CHANGED
553	+	if (fh->cdrom_cap & CDC_MEDIA_CHANGED) {
554	+	// If we don't do this, all attempts to read from a disc fail
555	+	// once the tray has been open (altough the TOC reads fine).
556	+	// Can somebody explain this to me?
557	+	if (ioctl(fh->fd, CDROM_MEDIA_CHANGED) == 1) {
558	+	close(fh->fd);
559	+	fh->fd = open(fh->name, O_RDONLY | O_NONBLOCK);
560	+	}
561	+	}
562	+	#endif
563		#ifdef CDROM_DRIVE_STATUS
564		if (fh->cdrom_cap & CDC_DRIVE_STATUS) {
565		return ioctl(fh->fd, CDROM_DRIVE_STATUS, CDSL_CURRENT) == CDS_DISC_OK;
#	Line 541 | Line 567 | bool SysIsDiskInserted(void *arg)
567		#endif
568		cdrom_tochdr header;
569		return ioctl(fh->fd, CDROMREADTOCHDR, &header) == 0;
570	<	#elif defined(__FreeBSD__)
570	>	#elif defined(__FreeBSD__) || defined(__NetBSD__)
571		} else if (fh->is_floppy) {
572		return false;   //!!
573		} else if (fh->is_cdrom) {
#	Line 581 | Line 607 | void SysAllowRemoval(void *arg)
607		if (!fh)
608		return;
609
610	<	#ifdef defined(__linux__) && defined(CDROM_LOCKDOOR)
610	>	#if defined(__linux__) && defined(CDROM_LOCKDOOR)
611		if (fh->is_cdrom)
612		ioctl(fh->fd, CDROM_LOCKDOOR, 0);
613		#endif
#	Line 691 | Line 717 | bool SysCDReadTOC(void *arg, uint8 *toc)
717		*toc++ = toc_size >> 8;
718		*toc++ = toc_size & 0xff;
719		return true;
720	+	#elif defined(__NetBSD__)
721	+	uint8 *p = toc + 2;
722	+
723	+	// Header
724	+	struct ioc_toc_header header;
725	+	if (ioctl(fh->fd, CDIOREADTOCHEADER, &header) < 0)
726	+	return false;
727	+	*p++ = header.starting_track;
728	+	*p++ = header.ending_track;
729	+
730	+	// Tracks (this is nice... :-)
731	+	struct ioc_read_toc_entry entries;
732	+	entries.address_format = CD_MSF_FORMAT;
733	+	entries.starting_track = 1;
734	+	entries.data_len = 800;
735	+	entries.data = (cd_toc_entry *)p;
736	+	if (ioctl(fh->fd, CDIOREADTOCENTRIES, &entries) < 0)
737	+	return false;
738	+
739	+	// TOC size
740	+	int toc_size = p - toc;
741	+	*toc++ = toc_size >> 8;
742	+	*toc++ = toc_size & 0xff;
743	+	return true;
744		#endif
745		} else
746		return false;
#	Line 730 | Line 780 | bool SysCDGetPosition(void *arg, uint8 *
780		*pos++ = chan.cdsc_reladdr.msf.second;
781		*pos++ = chan.cdsc_reladdr.msf.frame;
782		return true;
783	<	#elif defined(__FreeBSD__)
783	>	#elif defined(__FreeBSD__) || defined(__NetBSD__)
784		struct ioc_read_subchannel chan;
785		chan.data_format = CD_MSF_FORMAT;
786		chan.address_format = CD_MSF_FORMAT;
#	Line 780 | Line 830 | bool SysCDPlay(void *arg, uint8 start_m,
830		play.cdmsf_sec1 = end_s;
831		play.cdmsf_frame1 = end_f;
832		return ioctl(fh->fd, CDROMPLAYMSF, &play) == 0;
833	<	#elif defined(__FreeBSD__)
833	>	#elif defined(__FreeBSD__) || defined(__NetBSD__)
834		struct ioc_play_msf play;
835		play.start_m = start_m;
836		play.start_s = start_s;
#	Line 808 | Line 858 | bool SysCDPause(void *arg)
858		if (fh->is_cdrom) {
859		#if defined(__linux__)
860		return ioctl(fh->fd, CDROMPAUSE) == 0;
861	<	#elif defined(__FreeBSD__)
861	>	#elif defined(__FreeBSD__) || defined(__NetBSD__)
862		return ioctl(fh->fd, CDIOCPAUSE) == 0;
863		#endif
864		} else
#	Line 829 | Line 879 | bool SysCDResume(void *arg)
879		if (fh->is_cdrom) {
880		#if defined(__linux__)
881		return ioctl(fh->fd, CDROMRESUME) == 0;
882	<	#elif defined(__FreeBSD__)
882	>	#elif defined(__FreeBSD__) || defined(__NetBSD__)
883		return ioctl(fh->fd, CDIOCRESUME) == 0;
884		#endif
885		} else
#	Line 850 | Line 900 | bool SysCDStop(void *arg, uint8 lead_out
900		if (fh->is_cdrom) {
901		#if defined(__linux__)
902		return ioctl(fh->fd, CDROMSTOP) == 0;
903	<	#elif defined(__FreeBSD__)
903	>	#elif defined(__FreeBSD__) || defined(__NetBSD__)
904		return ioctl(fh->fd, CDIOCSTOP) == 0;
905		#endif
906		} else
#	Line 889 | Line 939 | void SysCDSetVolume(void *arg, uint8 lef
939		vol.channel0 = vol.channel2 = left;
940		vol.channel1 = vol.channel3 = right;
941		ioctl(fh->fd, CDROMVOLCTRL, &vol);
942	<	#elif defined(__FreeBSD__)
942	>	#elif defined(__FreeBSD__) || defined(__NetBSD__)
943		struct ioc_vol vol;
944		vol.vol[0] = vol.vol[2] = left;
945		vol.vol[1] = vol.vol[3] = right;
#	Line 916 | Line 966 | void SysCDGetVolume(void *arg, uint8 &le
966		ioctl(fh->fd, CDROMVOLREAD, &vol);
967		left = vol.channel0;
968		right = vol.channel1;
969	<	#elif defined(__FreeBSD__)
969	>	#elif defined(__FreeBSD__) || defined(__NetBSD__)
970		struct ioc_vol vol;
971		ioctl(fh->fd, CDIOCGETVOL, &vol);
972		left = vol.vol[0];

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