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root/cebix/BasiliskII/src/extfs.cpp

Comparing BasiliskII/src/extfs.cpp (file contents):
Revision 1.20 by cebix, 2000-07-21T18:01:05Z vs.
Revision 1.30 by gbeauche, 2005-01-30T21:42:13Z

#	Line 1 | Line 1
1		/*
2		*  extfs.cpp - MacOS file system for native file system access
3		*
4	<	*  Basilisk II (C) 1997-2000 Christian Bauer
4	>	*  Basilisk II (C) 1997-2005 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 49 | Line 49
49		#endif
50
51		#include "cpu_emulation.h"
52	–	#include "macos_util.h"
52		#include "emul_op.h"
53		#include "main.h"
54		#include "disk.h"
#	Line 108 | Line 107 | static bool ready = false;
107		static struct stat root_stat;
108
109		// File system ID/media type
110	<	const int16 MY_FSID = 'ba';
111	<	const uint32 MY_MEDIA_TYPE = 'basi';
110	>	const int16 MY_FSID = EMULATOR_ID_2;
111	>	const uint32 MY_MEDIA_TYPE = EMULATOR_ID_4;
112
113		// CNID of root and root's parent
114		const uint32 ROOT_ID = 2;
#	Line 277 | Line 276 | static void cstr2pstr(char *dst, const c
276		}
277		}
278
280	–	// Convert pascal string to C string
281	–	static void pstr2cstr(char *dst, const char *src)
282	–	{
283	–	int size = *src++;
284	–	while (size--) {
285	–	char c = *src++;
286	–	// Note: we are converting Mac '/' characters to host ':' characters here
287	–	// '/' is not a path separator as this function is only used on object names
288	–	if (c == '/')
289	–	c = ':';
290	–	*dst++ = c;
291	–	}
292	–	*dst = 0;
293	–	}
294	–
279		// Convert string (no length byte) to C string, length given separately
280		static void strn2cstr(char *dst, const char *src, int size)
281		{
#	Line 423 | Line 407 | void InstallExtFS(void)
407		// FSM present?
408		r.d[0] = gestaltFSAttr;
409		Execute68kTrap(0xa1ad, &r);     // Gestalt()
410	<	D(bug("FSAttr %ld, %08lx\n", r.d[0], r.a[0]));
410	>	D(bug("FSAttr %d, %08x\n", r.d[0], r.a[0]));
411		if ((r.d[0] & 0xffff) || !(r.a[0] & (1 << gestaltHasFileSystemManager))) {
412		printf("WARNING: No FSM present, disabling ExtFS\n");
413		return;
#	Line 432 | Line 416 | void InstallExtFS(void)
416		// Yes, version >=1.2?
417		r.d[0] = gestaltFSMVersion;
418		Execute68kTrap(0xa1ad, &r);     // Gestalt()
419	<	D(bug("FSMVersion %ld, %08lx\n", r.d[0], r.a[0]));
419	>	D(bug("FSMVersion %d, %08x\n", r.d[0], r.a[0]));
420		if ((r.d[0] & 0xffff) || (r.a[0] < 0x0120)) {
421		printf("WARNING: FSM <1.2 found, disabling ExtFS\n");
422		return;
#	Line 702 | Line 686 | int16 ExtFSComm(uint16 message, uint32 p
686		}
687
688		case ffsIDDiskMessage: {                // Check if volume is handled by our FS
689	<	if (ReadMacInt16(paramBlock + ioVRefNum) == drive_number)
689	>	if ((int16)ReadMacInt16(paramBlock + ioVRefNum) == drive_number)
690		return noErr;
691		else
692		return extFSErr;
#	Line 746 | Line 730 | static int16 get_current_dir(uint32 pb,
730		if (no_vol_name)
731		WriteMacInt32(pb + ioNamePtr, name_ptr);
732		int16 status = ReadMacInt16(fs_data + fsReturn);
749	–	int16 more_matches = ReadMacInt16(fs_data + fsReturn + 2);
750	–	int16 vRefNum = ReadMacInt16(fs_data + fsReturn + 4);
751	–	uint32 vcb = ReadMacInt32(fs_data + fsReturn + 6);
733		D(bug("  UTDetermineVol() returned %d, status %d\n", r.d[0], status));
734		result = (int16)(r.d[0] & 0xffff);
735
#	Line 966 | Line 947 | static uint32 find_fcb(int16 refNum)
947		static int16 fs_mount_vol(uint32 pb)
948		{
949		D(bug(" fs_mount_vol(%08lx), vRefNum %d\n", pb, ReadMacInt16(pb + ioVRefNum)));
950	<	if (ReadMacInt16(pb + ioVRefNum) == drive_number)
950	>	if ((int16)ReadMacInt16(pb + ioVRefNum) == drive_number)
951		return noErr;
952		else
953		return extFSErr;
#	Line 983 | Line 964 | static int16 fs_volume_mount(uint32 pb)
964		r.a[0] = fs_data + fsReturn;
965		r.a[1] = fs_data + fsReturn + 2;
966		Execute68k(fs_data + fsAllocateVCB, &r);
967	+	#if DEBUG
968		uint16 sysVCBLength = ReadMacInt16(fs_data + fsReturn);
969	+	#endif
970		uint32 vcb = ReadMacInt32(fs_data + fsReturn + 2);
971		D(bug("  UTAllocateVCB() returned %d, vcb %08lx, size %d\n", r.d[0], vcb, sysVCBLength));
972		if (r.d[0] & 0xffff)
#	Line 992 | Line 975 | static int16 fs_volume_mount(uint32 pb)
975		// Init VCB
976		WriteMacInt16(vcb + vcbSigWord, 0x4244);
977		#if defined(__BEOS__) || defined(WIN32)
978	<	WriteMacInt32(vcb + vcbCrDate, root_stat.st_crtime + TIME_OFFSET);
978	>	WriteMacInt32(vcb + vcbCrDate, TimeToMacTime(root_stat.st_crtime));
979		#else
980		WriteMacInt32(vcb + vcbCrDate, 0);
981		#endif
982	<	WriteMacInt32(vcb + vcbLsMod, root_stat.st_mtime + TIME_OFFSET);
982	>	WriteMacInt32(vcb + vcbLsMod, TimeToMacTime(root_stat.st_mtime));
983		WriteMacInt32(vcb + vcbVolBkUp, 0);
984		WriteMacInt16(vcb + vcbNmFls, 1);                       //!!
985		WriteMacInt16(vcb + vcbNmRtDirs, 1);            //!!
#	Line 1055 | Line 1038 | static int16 fs_get_vol_info(uint32 pb,
1038		if (ReadMacInt32(pb + ioNamePtr))
1039		pstrcpy((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), VOLUME_NAME);
1040		#if defined(__BEOS__) || defined(WIN32)
1041	<	WriteMacInt32(pb + ioVCrDate, root_stat.st_crtime + TIME_OFFSET);
1041	>	WriteMacInt32(pb + ioVCrDate, TimeToMacTime(root_stat.st_crtime));
1042		#else
1043		WriteMacInt32(pb + ioVCrDate, 0);
1044		#endif
1045	<	WriteMacInt32(pb + ioVLsMod, root_stat.st_mtime + TIME_OFFSET);
1045	>	WriteMacInt32(pb + ioVLsMod, TimeToMacTime(root_stat.st_mtime));
1046		WriteMacInt16(pb + ioVAtrb, 0);
1047		WriteMacInt16(pb + ioVNmFls, 1);                        //!!
1048		WriteMacInt16(pb + ioVBitMap, 0);
#	Line 1247 | Line 1230 | read_next_de:
1230		WriteMacInt32(pb + ioDirID, fs_item->id);
1231
1232		#if defined(__BEOS__) || defined(WIN32)
1233	<	WriteMacInt32(pb + ioFlCrDat, st.st_crtime + TIME_OFFSET);
1233	>	WriteMacInt32(pb + ioFlCrDat, TimeToMacTime(st.st_crtime));
1234		#else
1235		WriteMacInt32(pb + ioFlCrDat, 0);
1236		#endif
1237	<	WriteMacInt32(pb + ioFlMdDat, st.st_mtime + TIME_OFFSET);
1237	>	WriteMacInt32(pb + ioFlMdDat, TimeToMacTime(st.st_mtime));
1238
1239	<	get_finfo(full_path, pb + ioFlFndrInfo, hfs ? pb + ioFlXFndrInfo : 0);
1239	>	get_finfo(full_path, pb + ioFlFndrInfo, hfs ? pb + ioFlXFndrInfo : 0, false);
1240
1241		WriteMacInt16(pb + ioFlStBlk, 0);
1242		WriteMacInt32(pb + ioFlLgLen, st.st_size);
#	Line 1290 | Line 1273 | static int16 fs_set_file_info(uint32 pb,
1273		return fnfErr;
1274
1275		// Set Finder info
1276	<	set_finfo(full_path, pb + ioFlFndrInfo, hfs ? pb + ioFlXFndrInfo : 0);
1276	>	set_finfo(full_path, pb + ioFlFndrInfo, hfs ? pb + ioFlXFndrInfo : 0, false);
1277
1278		//!! times
1279		return noErr;
#	Line 1369 | Line 1352 | read_next_de:
1352		WriteMacInt32(pb + ioDirID, fs_item->id);
1353		WriteMacInt32(pb + ioFlParID, fs_item->parent_id);
1354		#if defined(__BEOS__) || defined(WIN32)
1355	<	WriteMacInt32(pb + ioFlCrDat, st.st_crtime + TIME_OFFSET);
1355	>	WriteMacInt32(pb + ioFlCrDat, TimeToMacTime(st.st_crtime));
1356		#else
1357		WriteMacInt32(pb + ioFlCrDat, 0);
1358		#endif
#	Line 1379 | Line 1362 | read_next_de:
1362		fs_item->mtime = mtime;
1363		cached = false;
1364		}
1365	<	WriteMacInt32(pb + ioFlMdDat, mtime + TIME_OFFSET);
1365	>	WriteMacInt32(pb + ioFlMdDat, TimeToMacTime(mtime));
1366		WriteMacInt32(pb + ioFlBkDat, 0);
1367
1368	<	get_finfo(full_path, pb + ioFlFndrInfo, pb + ioFlXFndrInfo);
1368	>	get_finfo(full_path, pb + ioFlFndrInfo, pb + ioFlXFndrInfo, S_ISDIR(st.st_mode));
1369
1370		if (S_ISDIR(st.st_mode)) {
1371
#	Line 1438 | Line 1421 | static int16 fs_set_cat_info(uint32 pb)
1421		return errno2oserr();
1422
1423		// Set Finder info
1424	<	set_finfo(full_path, pb + ioFlFndrInfo, pb + ioFlXFndrInfo);
1424	>	set_finfo(full_path, pb + ioFlFndrInfo, pb + ioFlXFndrInfo, S_ISDIR(st.st_mode));
1425
1426		//!! times
1427		return noErr;
#	Line 1526 | Line 1509 | static int16 fs_open(uint32 pb, uint32 d
1509		WriteMacInt32(fcb + fcbVPtr, vcb);
1510		WriteMacInt32(fcb + fcbClmpSize, CLUMP_SIZE);
1511
1512	<	get_finfo(full_path, fs_data + fsPB, 0);
1512	>	get_finfo(full_path, fs_data + fsPB, 0, false);
1513		WriteMacInt32(fcb + fcbFType, ReadMacInt32(fs_data + fsPB + fdType));
1514
1515		WriteMacInt32(fcb + fcbCatPos, fd);
#	Line 1584 | Line 1567 | static int16 fs_get_fcb_info(uint32 pb,
1567
1568		// Find FCB by index
1569		WriteMacInt16(pb + ioRefNum, 0);
1570	<	for (int i=0; i<ReadMacInt16(pb + ioFCBIndx); i++) {
1570	>	for (int i=0; i<(int)ReadMacInt16(pb + ioFCBIndx); i++) {
1571		D(bug("  indexing FCBs\n"));
1572		r.a[0] = vcb;
1573		r.a[1] = pb + ioRefNum;
#	Line 1803 | Line 1786 | static int16 fs_read(uint32 pb)
1786		uint32 pos = lseek(fd, 0, SEEK_CUR);
1787		WriteMacInt32(fcb + fcbCrPs, pos);
1788		WriteMacInt32(pb + ioPosOffset, pos);
1789	<	if (actual != ReadMacInt32(pb + ioReqCount))
1789	>	if (actual != (ssize_t)ReadMacInt32(pb + ioReqCount))
1790		return actual < 0 ? read_err : eofErr;
1791		else
1792		return noErr;
#	Line 1856 | Line 1839 | static int16 fs_write(uint32 pb)
1839		uint32 pos = lseek(fd, 0, SEEK_CUR);
1840		WriteMacInt32(fcb + fcbCrPs, pos);
1841		WriteMacInt32(pb + ioPosOffset, pos);
1842	<	if (actual != ReadMacInt32(pb + ioReqCount))
1842	>	if (actual != (ssize_t)ReadMacInt32(pb + ioReqCount))
1843		return write_err;
1844		else
1845		return noErr;

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