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root/cebix/BasiliskII/src/extfs.cpp

Comparing BasiliskII/src/extfs.cpp (file contents):
Revision 1.10 by cebix, 1999-11-03T19:08:52Z vs.
Revision 1.36 by asvitkine, 2008-06-20T00:39:47Z

#	Line 1 | Line 1
1		/*
2	<	*  extfs.cpp - MacOS file system for access native file system access
2	>	*  extfs.cpp - MacOS file system for native file system access
3		*
4	<	*  Basilisk II (C) 1997-1999 Christian Bauer
4	>	*  Basilisk II (C) 1997-2008 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 40 | Line 40
40		#include <string.h>
41		#include <stdio.h>
42		#include <stdlib.h>
43	–	#include <unistd.h>
43		#include <fcntl.h>
45	–	#include <dirent.h>
44		#include <errno.h>
45
46	+	#ifndef WIN32
47	+	#include <unistd.h>
48	+	#include <dirent.h>
49	+	#endif
50	+
51	+	#if defined __APPLE__ && defined __MACH__
52	+	#include <sys/attr.h>
53	+	#endif
54	+
55		#include "cpu_emulation.h"
49	–	#include "macos_util.h"
56		#include "emul_op.h"
57		#include "main.h"
58		#include "disk.h"
#	Line 55 | Line 61
61		#include "extfs.h"
62		#include "extfs_defs.h"
63
64	+	#ifdef WIN32
65	+	# include "posix_emu.h"
66	+	#endif
67	+
68		#define DEBUG 0
69		#include "debug.h"
70
#	Line 65 | Line 75 | enum {
75		fsHFSProcStub = 6,
76		fsDrvStatus = 12,                               // Drive Status record
77		fsFSD = 42,                                             // File system descriptor
78	<	fsPB = 238,                                             // IOParam (for mounting and renaming)
78	>	fsPB = 238,                                             // IOParam (for mounting and renaming), also used for temporary storage
79		fsVMI = 288,                                    // VoumeMountInfoHeader (for mounting)
80		fsParseRec = 296,                               // ParsePathRec struct
81		fsReturn = 306,                                 // Area for return data of 68k routines
#	Line 101 | Line 111 | static bool ready = false;
111		static struct stat root_stat;
112
113		// File system ID/media type
114	<	const int16 MY_FSID = 'ba';
115	<	const uint32 MY_MEDIA_TYPE = 'basi';
114	>	const int16 MY_FSID = EMULATOR_ID_2;
115	>	const uint32 MY_MEDIA_TYPE = EMULATOR_ID_4;
116
117		// CNID of root and root's parent
118		const uint32 ROOT_ID = 2;
#	Line 111 | Line 121 | const uint32 ROOT_PARENT_ID = 1;
121		// File system stack size
122		const int STACK_SIZE = 0x10000;
123
124	+	// Allocation block and clump size as reported to MacOS (these are of course
125	+	// not the real values and have no meaning on the host OS)
126	+	const int AL_BLK_SIZE = 0x4000;
127	+	const int CLUMP_SIZE = 0x4000;
128	+
129		// Drive number of our pseudo-drive
130		static int drive_number;
131
#	Line 143 | Line 158 | struct FSItem {
158		uint32 id;                              // CNID of this file/dir
159		uint32 parent_id;               // CNID of parent file/dir
160		FSItem *parent;                 // Pointer to parent
161	<	char name[32];                  // Object name (C string)
161	>	char *name;                             // Object name (C string) - Host OS
162	>	char guest_name[32];    // Object name (C string) - Guest OS
163		time_t mtime;                   // Modification time for get_cat_info caching
164		int cache_dircount;             // Cached number of files in directory
165		};
#	Line 154 | Line 170 | static uint32 next_cnid = fsUsrCNID;   //
170
171
172		/*
173	+	*  Get object creation time
174	+	*/
175	+
176	+	#if defined __APPLE__ && defined __MACH__
177	+	struct crtimebuf {
178	+	unsigned long length;
179	+	struct timespec crtime;
180	+	};
181	+
182	+	static uint32 do_get_creation_time(const char *path)
183	+	{
184	+	struct attrlist attr;
185	+	memset(&attr, 0, sizeof(attr));
186	+	attr.bitmapcount = ATTR_BIT_MAP_COUNT;
187	+	attr.commonattr = ATTR_CMN_CRTIME;
188	+
189	+	crtimebuf buf;
190	+	if (getattrlist(path, &attr, &buf, sizeof(buf), FSOPT_NOFOLLOW) < 0)
191	+	return 0;
192	+	return TimeToMacTime(buf.crtime.tv_sec);
193	+	}
194	+
195	+	static uint32 get_creation_time(const char *path)
196	+	{
197	+	if (path == NULL)
198	+	return 0;
199	+	if (path == RootPath) {
200	+	static uint32 root_crtime = UINT_MAX;
201	+	if (root_crtime == UINT_MAX)
202	+	root_crtime = do_get_creation_time(path);
203	+	return root_crtime;
204	+	}
205	+	return do_get_creation_time(path);
206	+	}
207	+	#endif
208	+
209	+
210	+	/*
211		*  Find FSItem for given CNID
212		*/
213
#	Line 168 | Line 222 | static FSItem *find_fsitem_by_id(uint32
222		return NULL;
223		}
224
225	+	/*
226	+	*  Create FSItem with the given parameters
227	+	*/
228	+
229	+	static FSItem *create_fsitem(const char *name, const char *guest_name, FSItem *parent)
230	+	{
231	+	FSItem *p = new FSItem;
232	+	last_fs_item->next = p;
233	+	p->next = NULL;
234	+	last_fs_item = p;
235	+	p->id = next_cnid++;
236	+	p->parent_id = parent->id;
237	+	p->parent = parent;
238	+	p->name = new char[strlen(name) + 1];
239	+	strcpy(p->name, name);
240	+	strncpy(p->guest_name, guest_name, 31);
241	+	p->guest_name[31] = 0;
242	+	p->mtime = 0;
243	+	return p;
244	+	}
245
246		/*
247		*  Find FSItem for given name and parent, construct new FSItem if not found
#	Line 183 | Line 257 | static FSItem *find_fsitem(const char *n
257		}
258
259		// Not found, construct new FSItem
260	<	p = new FSItem;
187	<	last_fs_item->next = p;
188	<	p->next = NULL;
189	<	last_fs_item = p;
190	<	p->id = next_cnid++;
191	<	p->parent_id = parent->id;
192	<	p->parent = parent;
193	<	strncpy(p->name, name, 31);
194	<	p->name[31] = 0;
195	<	p->mtime = 0;
196	<	return p;
260	>	return create_fsitem(name, host_encoding_to_macroman(name), parent);
261		}
262
263	+	/*
264	+	*  Find FSItem for given guest_name and parent, construct new FSItem if not found
265	+	*/
266	+
267	+	static FSItem *find_fsitem_guest(const char *guest_name, FSItem *parent)
268	+	{
269	+	FSItem *p = first_fs_item;
270	+	while (p) {
271	+	if (p->parent == parent && !strcmp(p->guest_name, guest_name))
272	+	return p;
273	+	p = p->next;
274	+	}
275	+
276	+	// Not found, construct new FSItem
277	+	return create_fsitem(macroman_to_host_encoding(guest_name), guest_name, parent);
278	+	}
279
280		/*
281		*  Get full path (->full_path) for given FSItem
#	Line 223 | Line 303 | static void get_path_for_fsitem(FSItem *
303
304
305		/*
306	+	*  Exchange parent CNIDs in all FSItems
307	+	*/
308	+
309	+	static void swap_parent_ids(uint32 parent1, uint32 parent2)
310	+	{
311	+	FSItem *p = first_fs_item;
312	+	while (p) {
313	+	if (p->parent_id == parent1)
314	+	p->parent_id = parent2;
315	+	else if (p->parent_id == parent2)
316	+	p->parent_id = parent1;
317	+	p = p->next;
318	+	}
319	+	}
320	+
321	+
322	+	/*
323		*  String handling functions
324		*/
325
#	Line 240 | Line 337 | static void cstr2pstr(char *dst, const c
337		*dst++ = strlen(src);
338		char c;
339		while ((c = *src++) != 0) {
340	+	// Note: we are converting host ':' characters to Mac '/' characters here
341	+	// '/' is not a path separator as this function is only used on object names
342		if (c == ':')
343		c = '/';
344		*dst++ = c;
345		}
346		}
347
249	–	// Convert pascal string to C string
250	–	static void pstr2cstr(char *dst, const char *src)
251	–	{
252	–	int size = *src++;
253	–	while (size--) {
254	–	char c = *src++;
255	–	if (c == '/')
256	–	c = ':';
257	–	*dst++ = c;
258	–	}
259	–	*dst = 0;
260	–	}
261	–
348		// Convert string (no length byte) to C string, length given separately
349		static void strn2cstr(char *dst, const char *src, int size)
350		{
351		while (size--) {
352		char c = *src++;
353	+	// Note: we are converting Mac '/' characters to host ':' characters here
354	+	// '/' is not a path separator as this function is only used on object names
355		if (c == '/')
356		c = ':';
357		*dst++ = c;
#	Line 328 | Line 416 | void ExtFSInit(void)
416		p->id = ROOT_PARENT_ID;
417		p->parent_id = 0;
418		p->parent = NULL;
419	+	p->name = new char[1];
420		p->name[0] = 0;
421	+	p->guest_name[0] = 0;
422
423		// Create root FSItem
424		p = new FSItem;
#	Line 338 | Line 428 | void ExtFSInit(void)
428		p->id = ROOT_ID;
429		p->parent_id = ROOT_PARENT_ID;
430		p->parent = first_fs_item;
431	<	strncpy(p->name, GetString(STR_EXTFS_VOLUME_NAME), 32);
431	>	const char *volume_name = GetString(STR_EXTFS_VOLUME_NAME);
432	>	p->name = new char[strlen(volume_name) + 1];
433	>	strcpy(p->name, volume_name);
434	>	strncpy(p->guest_name, host_encoding_to_macroman(p->name), 32);
435	>	p->guest_name[31] = 0;
436
437		// Find path for root
438		if ((RootPath = PrefsFindString("extfs")) != NULL) {
#	Line 361 | Line 455 | void ExtFSExit(void)
455		FSItem *p = first_fs_item, *next;
456		while (p) {
457		next = p->next;
458	+	delete[] p->name;
459		delete p;
460		p = next;
461		}
#	Line 387 | Line 482 | void InstallExtFS(void)
482		// FSM present?
483		r.d[0] = gestaltFSAttr;
484		Execute68kTrap(0xa1ad, &r);     // Gestalt()
485	<	D(bug("FSAttr %ld, %08lx\n", r.d[0], r.a[0]));
485	>	D(bug("FSAttr %d, %08x\n", r.d[0], r.a[0]));
486		if ((r.d[0] & 0xffff) || !(r.a[0] & (1 << gestaltHasFileSystemManager))) {
487		printf("WARNING: No FSM present, disabling ExtFS\n");
488		return;
#	Line 396 | Line 491 | void InstallExtFS(void)
491		// Yes, version >=1.2?
492		r.d[0] = gestaltFSMVersion;
493		Execute68kTrap(0xa1ad, &r);     // Gestalt()
494	<	D(bug("FSMVersion %ld, %08lx\n", r.d[0], r.a[0]));
494	>	D(bug("FSMVersion %d, %08x\n", r.d[0], r.a[0]));
495		if ((r.d[0] & 0xffff) || (r.a[0] < 0x0120)) {
496		printf("WARNING: FSM <1.2 found, disabling ExtFS\n");
497		return;
#	Line 666 | Line 761 | int16 ExtFSComm(uint16 message, uint32 p
761		}
762
763		case ffsIDDiskMessage: {                // Check if volume is handled by our FS
764	<	if (ReadMacInt16(paramBlock + ioVRefNum) == drive_number)
764	>	if ((int16)ReadMacInt16(paramBlock + ioVRefNum) == drive_number)
765		return noErr;
766		else
767		return extFSErr;
#	Line 710 | Line 805 | static int16 get_current_dir(uint32 pb,
805		if (no_vol_name)
806		WriteMacInt32(pb + ioNamePtr, name_ptr);
807		int16 status = ReadMacInt16(fs_data + fsReturn);
713	–	int16 more_matches = ReadMacInt16(fs_data + fsReturn + 2);
714	–	int16 vRefNum = ReadMacInt16(fs_data + fsReturn + 4);
715	–	uint32 vcb = ReadMacInt32(fs_data + fsReturn + 6);
808		D(bug("  UTDetermineVol() returned %d, status %d\n", r.d[0], status));
809	<	result = r.d[0] & 0xffff;
809	>	result = (int16)(r.d[0] & 0xffff);
810
811		if (result == noErr) {
812		switch (status) {
#	Line 739 | Line 831 | static int16 get_current_dir(uint32 pb,
831		Execute68k(fs_data + fsResolveWDCB, &r);
832		uint32 wdcb = ReadMacInt32(fs_data + fsReturn);
833		D(bug("  UTResolveWDCB() returned %d, dirID %d\n", r.d[0], ReadMacInt32(wdcb + wdDirID)));
834	<	result = r.d[0] & 0xffff;
834	>	result = (int16)(r.d[0] & 0xffff);
835		if (result == noErr)
836		current_dir = ReadMacInt32(wdcb + wdDirID);
837		}
#	Line 755 | Line 847 | static int16 get_current_dir(uint32 pb,
847		r.a[0] = wdpb;
848		Execute68k(fs_data + fsGetDefaultVol, &r);
849		D(bug("  UTGetDefaultVol() returned %d, dirID %d\n", r.d[0], ReadMacInt32(wdpb + ioWDDirID)));
850	<	result = r.d[0] & 0xffff;
850	>	result = (int16)(r.d[0] & 0xffff);
851		if (result == noErr)
852		current_dir = ReadMacInt32(wdpb + ioWDDirID);
853		}
#	Line 781 | Line 873 | static int16 get_path_component_name(uin
873		r.a[0] = rec;
874		Execute68k(fs_data + fsGetPathComponentName, &r);
875		//      D(bug("  UTGetPathComponentName returned %d\n", r.d[0]));
876	<	return r.d[0] & 0xffff;
876	>	return (int16)(r.d[0] & 0xffff);
877		}
878
879
#	Line 817 | Line 909 | static int16 get_item_and_path(uint32 pb
909		r.a[1] = ReadMacInt32(parseRec + ppNamePtr);
910		Execute68k(fs_data + fsParsePathname, &r);
911		D(bug("  UTParsePathname() returned %d, startOffset %d\n", r.d[0], ReadMacInt16(parseRec + ppStartOffset)));
912	<	result = r.d[0] & 0xffff;
912	>	result = (int16)(r.d[0] & 0xffff);
913		if (result == noErr) {
914
915		// Check for leading delimiter of the partial pathname
#	Line 852 | Line 944 | static int16 get_item_and_path(uint32 pb
944		char name[32];
945		strn2cstr(name, (char *)Mac2HostAddr(ReadMacInt32(parseRec + ppNamePtr)) + ReadMacInt16(parseRec + ppStartOffset) + 1, ReadMacInt16(parseRec + ppComponentLength));
946		D(bug("  entering %s\n", name));
947	<	p = find_fsitem(name, p);
947	>	p = find_fsitem_guest(name, p);
948		current_dir = p->id;
949
950		// startOffset = start of next component
#	Line 875 | Line 967 | static int16 get_item_and_path(uint32 pb
967		char name[32];
968		strn2cstr(name, (char *)Mac2HostAddr(ReadMacInt32(parseRec + ppNamePtr)) + ReadMacInt16(parseRec + ppStartOffset) + 1, ReadMacInt16(parseRec + ppComponentLength));
969		D(bug("  object is %s\n", name));
970	<	item = find_fsitem(name, p);
970	>	item = find_fsitem_guest(name, p);
971		}
972		}
973		}
#	Line 930 | Line 1022 | static uint32 find_fcb(int16 refNum)
1022		static int16 fs_mount_vol(uint32 pb)
1023		{
1024		D(bug(" fs_mount_vol(%08lx), vRefNum %d\n", pb, ReadMacInt16(pb + ioVRefNum)));
1025	<	if (ReadMacInt16(pb + ioVRefNum) == drive_number)
1025	>	if ((int16)ReadMacInt16(pb + ioVRefNum) == drive_number)
1026		return noErr;
1027		else
1028		return extFSErr;
#	Line 947 | Line 1039 | static int16 fs_volume_mount(uint32 pb)
1039		r.a[0] = fs_data + fsReturn;
1040		r.a[1] = fs_data + fsReturn + 2;
1041		Execute68k(fs_data + fsAllocateVCB, &r);
1042	+	#if DEBUG
1043		uint16 sysVCBLength = ReadMacInt16(fs_data + fsReturn);
1044	+	#endif
1045		uint32 vcb = ReadMacInt32(fs_data + fsReturn + 2);
1046		D(bug("  UTAllocateVCB() returned %d, vcb %08lx, size %d\n", r.d[0], vcb, sysVCBLength));
1047		if (r.d[0] & 0xffff)
1048	<	return r.d[0];
1048	>	return (int16)r.d[0];
1049
1050		// Init VCB
1051		WriteMacInt16(vcb + vcbSigWord, 0x4244);
1052	<	#ifdef __BEOS__
1053	<	WriteMacInt32(vcb + vcbCrDate, root_stat.st_crtime + TIME_OFFSET);
1052	>	#if defined(__BEOS__) || defined(WIN32)
1053	>	WriteMacInt32(vcb + vcbCrDate, TimeToMacTime(root_stat.st_crtime));
1054	>	#elif defined __APPLE__ && defined __MACH__
1055	>	WriteMacInt32(vcb + vcbCrDate, get_creation_time(RootPath));
1056		#else
1057		WriteMacInt32(vcb + vcbCrDate, 0);
1058		#endif
1059	<	WriteMacInt32(vcb + vcbLsMod, root_stat.st_mtime + TIME_OFFSET);
1059	>	WriteMacInt32(vcb + vcbLsMod, TimeToMacTime(root_stat.st_mtime));
1060		WriteMacInt32(vcb + vcbVolBkUp, 0);
1061		WriteMacInt16(vcb + vcbNmFls, 1);                       //!!
1062		WriteMacInt16(vcb + vcbNmRtDirs, 1);            //!!
1063		WriteMacInt16(vcb + vcbNmAlBlks, 0xffff);       //!!
1064	<	WriteMacInt32(vcb + vcbAlBlkSiz, 1024);
1065	<	WriteMacInt32(vcb + vcbClpSiz, 1024);
1064	>	WriteMacInt32(vcb + vcbAlBlkSiz, AL_BLK_SIZE);
1065	>	WriteMacInt32(vcb + vcbClpSiz, CLUMP_SIZE);
1066		WriteMacInt32(vcb + vcbNxtCNID, next_cnid);
1067		WriteMacInt16(vcb + vcbFreeBks, 0xffff);        //!!
1068		Host2Mac_memcpy(vcb + vcbVN, VOLUME_NAME, 28);
#	Line 980 | Line 1076 | static int16 fs_volume_mount(uint32 pb)
1076		r.a[0] = fs_data + fsReturn;
1077		r.a[1] = vcb;
1078		Execute68k(fs_data + fsAddNewVCB, &r);
1079	<	int16 vRefNum = ReadMacInt32(fs_data + fsReturn);
1079	>	int16 vRefNum = (int16)ReadMacInt32(fs_data + fsReturn);
1080		D(bug("  UTAddNewVCB() returned %d, vRefNum %d\n", r.d[0], vRefNum));
1081		if (r.d[0] & 0xffff)
1082	<	return r.d[0];
1082	>	return (int16)r.d[0];
1083
1084		// Post diskInsertEvent
1085		D(bug("  posting diskInsertEvent\n"));
#	Line 1007 | Line 1103 | static int16 fs_unmount_vol(uint32 vcb)
1103		r.a[0] = vcb;
1104		Execute68k(fs_data + fsDisposeVCB, &r);
1105		D(bug("  UTDisposeVCB() returned %d\n", r.d[0]));
1106	<	return r.d[0];
1106	>	return (int16)r.d[0];
1107		}
1108
1109		// Get information about a volume (HVolumeParam)
#	Line 1018 | Line 1114 | static int16 fs_get_vol_info(uint32 pb,
1114		// Fill in struct
1115		if (ReadMacInt32(pb + ioNamePtr))
1116		pstrcpy((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), VOLUME_NAME);
1117	<	#ifdef __BEOS__
1118	<	WriteMacInt32(pb + ioVCrDate, root_stat.st_crtime + TIME_OFFSET);
1117	>	#if defined(__BEOS__) || defined(WIN32)
1118	>	WriteMacInt32(pb + ioVCrDate, TimeToMacTime(root_stat.st_crtime));
1119	>	#elif defined __APPLE__ && defined __MACH__
1120	>	WriteMacInt32(pb + ioVCrDate, get_creation_time(RootPath));
1121		#else
1122		WriteMacInt32(pb + ioVCrDate, 0);
1123		#endif
1124	<	WriteMacInt32(pb + ioVLsMod, root_stat.st_mtime + TIME_OFFSET);
1124	>	WriteMacInt32(pb + ioVLsMod, TimeToMacTime(root_stat.st_mtime));
1125		WriteMacInt16(pb + ioVAtrb, 0);
1126		WriteMacInt16(pb + ioVNmFls, 1);                        //!!
1127		WriteMacInt16(pb + ioVBitMap, 0);
1128		WriteMacInt16(pb + ioAllocPtr, 0);
1129		WriteMacInt16(pb + ioVNmAlBlks, 0xffff);        //!!
1130	<	WriteMacInt32(pb + ioVAlBlkSiz, 1024);
1131	<	WriteMacInt32(pb + ioVClpSiz, 1024);
1130	>	WriteMacInt32(pb + ioVAlBlkSiz, AL_BLK_SIZE);
1131	>	WriteMacInt32(pb + ioVClpSiz, CLUMP_SIZE);
1132		WriteMacInt16(pb + ioAlBlSt, 0);
1133		WriteMacInt32(pb + ioVNxtCNID, next_cnid);
1134		WriteMacInt16(pb + ioVFrBlk, 0xffff);           //!!
#	Line 1063 | Line 1161 | static int16 fs_get_vol_parms(uint32 pb)
1161		//      D(bug(" fs_get_vol_parms(%08lx)\n", pb));
1162
1163		// Return parameter block
1066	–	uint8 vol[SIZEOF_GetVolParmsInfoBuffer];
1067	–	WriteMacInt16((uint32)vol + vMVersion, 2);
1068	–	WriteMacInt32((uint32)vol + vMAttrib, kNoMiniFndr | kNoVNEdit | kNoLclSync | kTrshOffLine | kNoSwitchTo | kNoBootBlks | kNoSysDir | kHasExtFSVol);
1069	–	WriteMacInt32((uint32)vol + vMLocalHand, 0);
1070	–	WriteMacInt32((uint32)vol + vMServerAdr, 0);
1071	–	WriteMacInt32((uint32)vol + vMVolumeGrade, 0);
1072	–	WriteMacInt16((uint32)vol + vMForeignPrivID, 0);
1164		uint32 actual = ReadMacInt32(pb + ioReqCount);
1165	<	if (actual > sizeof(vol))
1166	<	actual = sizeof(vol);
1076	<	Host2Mac_memcpy(ReadMacInt32(pb + ioBuffer), vol, actual);
1165	>	if (actual > SIZEOF_GetVolParmsInfoBuffer)
1166	>	actual = SIZEOF_GetVolParmsInfoBuffer;
1167		WriteMacInt32(pb + ioActCount, actual);
1168	+	uint32 p = ReadMacInt32(pb + ioBuffer);
1169	+	if (actual > vMVersion) WriteMacInt16(p + vMVersion, 2);
1170	+	if (actual > vMAttrib) WriteMacInt32(p + vMAttrib, kNoMiniFndr | kNoVNEdit | kNoLclSync | kTrshOffLine | kNoSwitchTo | kNoBootBlks | kNoSysDir | kHasExtFSVol);
1171	+	if (actual > vMLocalHand) WriteMacInt32(p + vMLocalHand, 0);
1172	+	if (actual > vMServerAdr) WriteMacInt32(p + vMServerAdr, 0);
1173	+	if (actual > vMVolumeGrade) WriteMacInt32(p + vMVolumeGrade, 0);
1174	+	if (actual > vMForeignPrivID) WriteMacInt16(p + vMForeignPrivID, 0);
1175		return noErr;
1176		}
1177
#	Line 1089 | Line 1186 | static int16 fs_get_vol(uint32 pb)
1186		r.a[0] = pb;
1187		Execute68k(fs_data + fsGetDefaultVol, &r);
1188		D(bug("  UTGetDefaultVol() returned %d\n", r.d[0]));
1189	<	return r.d[0];
1189	>	return (int16)r.d[0];
1190		}
1191
1192		// Set default volume (WDParam)
#	Line 1145 | Line 1242 | static int16 fs_set_vol(uint32 pb, bool
1242		r.d[2] = refNum;
1243		Execute68k(fs_data + fsSetDefaultVol, &r);
1244		D(bug("  UTSetDefaultVol() returned %d\n", r.d[0]));
1245	<	return r.d[0];
1245	>	return (int16)r.d[0];
1246		}
1247
1248		// Query file attributes (HFileParam)
#	Line 1187 | Line 1284 | read_next_de:
1284		return fnfErr;
1285		}
1286		if (de->d_name[0] == '.')
1287	<	goto read_next_de;      // Suppress name beginning with '.' (MacOS could interpret these as driver names)
1287	>	goto read_next_de;      // Suppress names beginning with '.' (MacOS could interpret these as driver names)
1288		//!! suppress directories
1289		}
1290		add_path_comp(de->d_name);
#	Line 1206 | Line 1303 | read_next_de:
1303
1304		// Fill in struct from fs_item and stats
1305		if (ReadMacInt32(pb + ioNamePtr))
1306	<	cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->name);
1306	>	cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->guest_name);
1307		WriteMacInt16(pb + ioFRefNum, 0);
1308		WriteMacInt8(pb + ioFlAttrib, access(full_path, W_OK) == 0 ? 0 : faLocked);
1309		WriteMacInt32(pb + ioDirID, fs_item->id);
1310
1311	<	#ifdef __BEOS__
1312	<	WriteMacInt32(pb + ioFlCrDat, st.st_crtime + TIME_OFFSET);
1311	>	#if defined(__BEOS__) || defined(WIN32)
1312	>	WriteMacInt32(pb + ioFlCrDat, TimeToMacTime(st.st_crtime));
1313	>	#elif defined __APPLE__ && defined __MACH__
1314	>	WriteMacInt32(pb + ioFlCrDat, get_creation_time(full_path));
1315		#else
1316		WriteMacInt32(pb + ioFlCrDat, 0);
1317		#endif
1318	<	WriteMacInt32(pb + ioFlMdDat, st.st_mtime + TIME_OFFSET);
1318	>	WriteMacInt32(pb + ioFlMdDat, TimeToMacTime(st.st_mtime));
1319
1320	<	Mac_memset(pb + ioFlFndrInfo, 0, SIZEOF_FInfo);
1222	<	uint32 type, creator;   // pb may point to kernel space, but stack is switched
1223	<	get_finder_type(full_path, type, creator);
1224	<	WriteMacInt32(pb + ioFlFndrInfo + fdType, type);
1225	<	WriteMacInt32(pb + ioFlFndrInfo + fdCreator, creator);
1226	<	uint16 fflags;
1227	<	get_finder_flags(full_path, fflags);
1228	<	WriteMacInt16(pb + ioFlFndrInfo + fdFlags, fflags);
1320	>	get_finfo(full_path, pb + ioFlFndrInfo, hfs ? pb + ioFlXFndrInfo : 0, false);
1321
1322		WriteMacInt16(pb + ioFlStBlk, 0);
1323		WriteMacInt32(pb + ioFlLgLen, st.st_size);
1324	<	WriteMacInt32(pb + ioFlPyLen, (st.st_size + 1023) & ~1023);
1324	>	WriteMacInt32(pb + ioFlPyLen, (st.st_size | (AL_BLK_SIZE - 1)) + 1);
1325		WriteMacInt16(pb + ioFlRStBlk, 0);
1326		uint32 rf_size = get_rfork_size(full_path);
1327		WriteMacInt32(pb + ioFlRLgLen, rf_size);
1328	<	WriteMacInt32(pb + ioFlRPyLen, (rf_size + 1023) & ~1023);
1328	>	WriteMacInt32(pb + ioFlRPyLen, (rf_size | (AL_BLK_SIZE - 1)) + 1);
1329
1330		if (hfs) {
1331		WriteMacInt32(pb + ioFlBkDat, 0);
1240	–	Mac_memset(pb + ioFlXFndrInfo, 0, SIZEOF_FXInfo);
1332		WriteMacInt32(pb + ioFlParID, fs_item->parent_id);
1333		WriteMacInt32(pb + ioFlClpSiz, 0);
1334		}
#	Line 1262 | Line 1353 | static int16 fs_set_file_info(uint32 pb,
1353		if (S_ISDIR(st.st_mode))
1354		return fnfErr;
1355
1356	<	// Set attributes
1357	<	set_finder_type(full_path, ReadMacInt32(pb + ioFlFndrInfo + fdType), ReadMacInt32(pb + ioFlFndrInfo + fdCreator));
1358	<	set_finder_flags(full_path, ReadMacInt16(pb + ioFlFndrInfo + fdFlags));
1356	>	// Set Finder info
1357	>	set_finfo(full_path, pb + ioFlFndrInfo, hfs ? pb + ioFlXFndrInfo : 0, false);
1358	>
1359		//!! times
1360		return noErr;
1361		}
#	Line 1316 | Line 1407 | read_next_de:
1407		return fnfErr;
1408		}
1409		if (de->d_name[0] == '.')
1410	<	goto read_next_de;      // Suppress name beginning with '.' (MacOS could interpret these as driver names)
1410	>	goto read_next_de;      // Suppress names beginning with '.' (MacOS could interpret these as driver names)
1411		}
1412		add_path_comp(de->d_name);
1413
#	Line 1335 | Line 1426 | read_next_de:
1426
1427		// Fill in struct from fs_item and stats
1428		if (ReadMacInt32(pb + ioNamePtr))
1429	<	cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->name);
1429	>	cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->guest_name);
1430		WriteMacInt16(pb + ioFRefNum, 0);
1431		WriteMacInt8(pb + ioFlAttrib, (S_ISDIR(st.st_mode) ? faIsDir : 0) | (access(full_path, W_OK) == 0 ? 0 : faLocked));
1432		WriteMacInt8(pb + ioACUser, 0);
1433		WriteMacInt32(pb + ioDirID, fs_item->id);
1434		WriteMacInt32(pb + ioFlParID, fs_item->parent_id);
1435	<	#ifdef __BEOS__
1436	<	WriteMacInt32(pb + ioFlCrDat, st.st_crtime + TIME_OFFSET);
1435	>	#if defined(__BEOS__) || defined(WIN32)
1436	>	WriteMacInt32(pb + ioFlCrDat, TimeToMacTime(st.st_crtime));
1437	>	#elif defined __APPLE__ && defined __MACH__
1438	>	WriteMacInt32(pb + ioFlCrDat, get_creation_time(full_path));
1439		#else
1440		WriteMacInt32(pb + ioFlCrDat, 0);
1441		#endif
#	Line 1352 | Line 1445 | read_next_de:
1445		fs_item->mtime = mtime;
1446		cached = false;
1447		}
1448	<	WriteMacInt32(pb + ioFlMdDat, mtime);
1448	>	WriteMacInt32(pb + ioFlMdDat, TimeToMacTime(mtime));
1449		WriteMacInt32(pb + ioFlBkDat, 0);
1450	+
1451	+	get_finfo(full_path, pb + ioFlFndrInfo, pb + ioFlXFndrInfo, S_ISDIR(st.st_mode));
1452	+
1453		if (S_ISDIR(st.st_mode)) {
1358	–	Mac_memset(pb + ioDrUsrWds, 0, SIZEOF_DInfo);
1359	–	Mac_memset(pb + ioDrFndrInfo, 0, SIZEOF_DXInfo);
1360	–	uint16 fflags;  // pb may point to kernel space, but stack is switched
1361	–	get_finder_flags(full_path, fflags);
1362	–	WriteMacInt16(pb + ioDrUsrWds + frFlags, fflags);
1454
1455		// Determine number of files in directory (cached)
1456		int count;
#	Line 1374 | Line 1465 | read_next_de:
1465		de = readdir(d);
1466		if (de == NULL)
1467		break;
1468	+	if (de->d_name[0] == '.')
1469	+	continue;       // Suppress names beginning with '.'
1470		count++;
1471		}
1472		closedir(d);
#	Line 1382 | Line 1475 | read_next_de:
1475		}
1476		WriteMacInt16(pb + ioDrNmFls, count);
1477		} else {
1385	–	Mac_memset(pb + ioFlFndrInfo, 0, SIZEOF_FInfo);
1386	–	Mac_memset(pb + ioFlXFndrInfo, 0, SIZEOF_FXInfo);
1387	–	uint32 type, creator;   // pb may point to kernel space, but stack is switched
1388	–	get_finder_type(full_path, type, creator);
1389	–	WriteMacInt32(pb + ioFlFndrInfo + fdType, type);
1390	–	WriteMacInt32(pb + ioFlFndrInfo + fdCreator, creator);
1391	–	uint16 fflags;
1392	–	get_finder_flags(full_path, fflags);
1393	–	WriteMacInt16(pb + ioFlFndrInfo + fdFlags, fflags);
1478		WriteMacInt16(pb + ioFlStBlk, 0);
1479		WriteMacInt32(pb + ioFlLgLen, st.st_size);
1480	<	WriteMacInt32(pb + ioFlPyLen, (st.st_size + 1023) & ~1023);
1480	>	WriteMacInt32(pb + ioFlPyLen, (st.st_size | (AL_BLK_SIZE - 1)) + 1);
1481		WriteMacInt16(pb + ioFlRStBlk, 0);
1482		uint32 rf_size = get_rfork_size(full_path);
1483		WriteMacInt32(pb + ioFlRLgLen, rf_size);
1484	<	WriteMacInt32(pb + ioFlRPyLen, (rf_size + 1023) & ~1023);
1484	>	WriteMacInt32(pb + ioFlRPyLen, (rf_size | (AL_BLK_SIZE - 1)) + 1);
1485		WriteMacInt32(pb + ioFlClpSiz, 0);
1486		}
1487		return noErr;
#	Line 1419 | Line 1503 | static int16 fs_set_cat_info(uint32 pb)
1503		if (stat(full_path, &st) < 0)
1504		return errno2oserr();
1505
1506	<	// Set attributes
1507	<	if (S_ISDIR(st.st_mode))
1508	<	set_finder_flags(full_path, ReadMacInt16(pb + ioDrUsrWds + frFlags));
1425	<	else {
1426	<	set_finder_type(full_path, ReadMacInt32(pb + ioFlFndrInfo + fdType), ReadMacInt32(pb + ioFlFndrInfo + fdCreator));
1427	<	set_finder_flags(full_path, ReadMacInt16(pb + ioFlFndrInfo + fdFlags));
1428	<	}
1506	>	// Set Finder info
1507	>	set_finfo(full_path, pb + ioFlFndrInfo, pb + ioFlXFndrInfo, S_ISDIR(st.st_mode));
1508	>
1509		//!! times
1510		return noErr;
1511		}
#	Line 1472 | Line 1552 | static int16 fs_open(uint32 pb, uint32 d
1552		if (access(full_path, F_OK))
1553		return fnfErr;
1554		fd = open_rfork(full_path, flag);
1555	<	if (fd > 0) {
1556	<	if (fstat(fd, &st) < 0)
1555	>	if (fd >= 0) {
1556	>	if (fstat(fd, &st) < 0) {
1557	>	close(fd);
1558		return errno2oserr();
1559	+	}
1560		} else {        // Resource fork not supported, silently ignore it ("pseudo" resource fork)
1561		st.st_size = 0;
1562		st.st_mode = 0;
#	Line 1483 | Line 1565 | static int16 fs_open(uint32 pb, uint32 d
1565		fd = open(full_path, flag);
1566		if (fd < 0)
1567		return errno2oserr();
1568	<	if (fstat(fd, &st) < 0)
1568	>	if (fstat(fd, &st) < 0) {
1569	>	close(fd);
1570		return errno2oserr();
1571	+	}
1572		}
1573
1574		// File open, allocate FCB
#	Line 1496 | Line 1580 | static int16 fs_open(uint32 pb, uint32 d
1580		D(bug("  UTAllocateFCB() returned %d, fRefNum %d, fcb %08lx\n", r.d[0], ReadMacInt16(pb + ioRefNum), fcb));
1581		if (r.d[0] & 0xffff) {
1582		close(fd);
1583	<	return r.d[0];
1583	>	return (int16)r.d[0];
1584		}
1585
1586		// Initialize FCB, fd is stored in fcbCatPos
1587		WriteMacInt32(fcb + fcbFlNm, fs_item->id);
1588		WriteMacInt8(fcb + fcbFlags, ((flag == O_WRONLY || flag == O_RDWR) ? fcbWriteMask : 0) | (resource_fork ? fcbResourceMask : 0) | (write_ok ? 0 : fcbFileLockedMask));
1589		WriteMacInt32(fcb + fcbEOF, st.st_size);
1590	<	WriteMacInt32(fcb + fcbPLen, (st.st_size + 1023) & ~1023);
1590	>	WriteMacInt32(fcb + fcbPLen, (st.st_size | (AL_BLK_SIZE - 1)) + 1);
1591		WriteMacInt32(fcb + fcbCrPs, 0);
1592		WriteMacInt32(fcb + fcbVPtr, vcb);
1593	<	WriteMacInt32(fcb + fcbClmpSize, 1024);
1594	<	uint32 type, creator;   // fcb may point to kernel space, but stack is switched
1595	<	get_finder_type(full_path, type, creator);
1596	<	WriteMacInt32(fcb + fcbFType, type);
1593	>	WriteMacInt32(fcb + fcbClmpSize, CLUMP_SIZE);
1594	>
1595	>	get_finfo(full_path, fs_data + fsPB, 0, false);
1596	>	WriteMacInt32(fcb + fcbFType, ReadMacInt32(fs_data + fsPB + fdType));
1597	>
1598		WriteMacInt32(fcb + fcbCatPos, fd);
1599		WriteMacInt32(fcb + fcbDirID, fs_item->parent_id);
1600	<	cstr2pstr((char *)Mac2HostAddr(fcb + fcbCName), fs_item->name);
1600	>	cstr2pstr((char *)Mac2HostAddr(fcb + fcbCName), fs_item->guest_name);
1601		return noErr;
1602		}
1603
#	Line 1546 | Line 1631 | static int16 fs_close(uint32 pb)
1631		r.d[0] = ReadMacInt16(pb + ioRefNum);
1632		Execute68k(fs_data + fsReleaseFCB, &r);
1633		D(bug("  UTReleaseFCB() returned %d\n", r.d[0]));
1634	<	return r.d[0];
1634	>	return (int16)r.d[0];
1635		}
1636
1637		// Query information about FCB (FCBPBRec)
#	Line 1565 | Line 1650 | static int16 fs_get_fcb_info(uint32 pb,
1650
1651		// Find FCB by index
1652		WriteMacInt16(pb + ioRefNum, 0);
1653	<	for (int i=0; i<ReadMacInt16(pb + ioFCBIndx); i++) {
1653	>	for (int i=0; i<(int)ReadMacInt16(pb + ioFCBIndx); i++) {
1654		D(bug("  indexing FCBs\n"));
1655		r.a[0] = vcb;
1656		r.a[1] = pb + ioRefNum;
#	Line 1574 | Line 1659 | static int16 fs_get_fcb_info(uint32 pb,
1659		fcb = ReadMacInt32(fs_data + fsReturn);
1660		D(bug("  UTIndexFCB() returned %d, fcb %p\n", r.d[0], fcb));
1661		if (r.d[0] & 0xffff)
1662	<	return r.d[0];
1662	>	return (int16)r.d[0];
1663		}
1664		}
1665		if (fcb == 0)
#	Line 1622 | Line 1707 | static int16 fs_get_eof(uint32 pb)
1707
1708		// Adjust FCBs
1709		WriteMacInt32(fcb + fcbEOF, st.st_size);
1710	<	WriteMacInt32(fcb + fcbPLen, (st.st_size + 1023) & ~1023);
1710	>	WriteMacInt32(fcb + fcbPLen, (st.st_size | (AL_BLK_SIZE - 1)) + 1);
1711		WriteMacInt32(pb + ioMisc, st.st_size);
1712		D(bug("  adjusting FCBs\n"));
1713		r.d[0] = ReadMacInt16(pb + ioRefNum);
#	Line 1657 | Line 1742 | static int16 fs_set_eof(uint32 pb)
1742
1743		// Adjust FCBs
1744		WriteMacInt32(fcb + fcbEOF, size);
1745	<	WriteMacInt32(fcb + fcbPLen, (size + 1023) & ~1023);
1745	>	WriteMacInt32(fcb + fcbPLen, (size | (AL_BLK_SIZE - 1)) + 1);
1746		D(bug("  adjusting FCBs\n"));
1747		r.d[0] = ReadMacInt16(pb + ioRefNum);
1748		Execute68k(fs_data + fsAdjustEOF, &r);
#	Line 1715 | Line 1800 | static int16 fs_set_fpos(uint32 pb)
1800		return fnOpnErr;
1801
1802		// Set file position
1803	<	switch (ReadMacInt16(pb + ioPosMode)) {
1803	>	switch (ReadMacInt16(pb + ioPosMode) & 3) {
1804		case fsFromStart:
1805		if (lseek(fd, ReadMacInt32(pb + ioPosOffset), SEEK_SET) < 0)
1806		return posErr;
#	Line 1742 | Line 1827 | static int16 fs_read(uint32 pb)
1827		{
1828		D(bug(" fs_read(%08lx), refNum %d, buffer %p, count %d, posMode %d, posOffset %d\n", pb, ReadMacInt16(pb + ioRefNum), ReadMacInt32(pb + ioBuffer), ReadMacInt32(pb + ioReqCount), ReadMacInt16(pb + ioPosMode), ReadMacInt32(pb + ioPosOffset)));
1829
1830	+	// Check parameters
1831	+	if ((int32)ReadMacInt32(pb + ioReqCount) < 0)
1832	+	return paramErr;
1833	+
1834		// Find FCB and fd for file
1835		uint32 fcb = find_fcb(ReadMacInt16(pb + ioRefNum));
1836		if (fcb == 0)
#	Line 1773 | Line 1862 | static int16 fs_read(uint32 pb)
1862		}
1863
1864		// Read
1865	<	size_t actual = extfs_read(fd, Mac2HostAddr(ReadMacInt32(pb + ioBuffer)), ReadMacInt32(pb + ioReqCount));
1865	>	ssize_t actual = extfs_read(fd, Mac2HostAddr(ReadMacInt32(pb + ioBuffer)), ReadMacInt32(pb + ioReqCount));
1866	>	int16 read_err = errno2oserr();
1867		D(bug("  actual %d\n", actual));
1868	<	WriteMacInt32(pb + ioActCount, actual);
1868	>	WriteMacInt32(pb + ioActCount, actual >= 0 ? actual : 0);
1869		uint32 pos = lseek(fd, 0, SEEK_CUR);
1870		WriteMacInt32(fcb + fcbCrPs, pos);
1871		WriteMacInt32(pb + ioPosOffset, pos);
1872	<	if (actual != ReadMacInt32(pb + ioReqCount))
1873	<	if (errno)
1784	<	return errno2oserr();
1785	<	else
1786	<	return eofErr;
1872	>	if (actual != (ssize_t)ReadMacInt32(pb + ioReqCount))
1873	>	return actual < 0 ? read_err : eofErr;
1874		else
1875		return noErr;
1876		}
#	Line 1793 | Line 1880 | static int16 fs_write(uint32 pb)
1880		{
1881		D(bug(" fs_write(%08lx), refNum %d, buffer %p, count %d, posMode %d, posOffset %d\n", pb, ReadMacInt16(pb + ioRefNum), ReadMacInt32(pb + ioBuffer), ReadMacInt32(pb + ioReqCount), ReadMacInt16(pb + ioPosMode), ReadMacInt32(pb + ioPosOffset)));
1882
1883	+	// Check parameters
1884	+	if ((int32)ReadMacInt32(pb + ioReqCount) < 0)
1885	+	return paramErr;
1886	+
1887		// Find FCB and fd for file
1888		uint32 fcb = find_fcb(ReadMacInt16(pb + ioRefNum));
1889		if (fcb == 0)
#	Line 1824 | Line 1915 | static int16 fs_write(uint32 pb)
1915		}
1916
1917		// Write
1918	<	size_t actual = extfs_write(fd, Mac2HostAddr(ReadMacInt32(pb + ioBuffer)), ReadMacInt32(pb + ioReqCount));
1918	>	ssize_t actual = extfs_write(fd, Mac2HostAddr(ReadMacInt32(pb + ioBuffer)), ReadMacInt32(pb + ioReqCount));
1919	>	int16 write_err = errno2oserr();
1920		D(bug("  actual %d\n", actual));
1921	<	WriteMacInt32(pb + ioActCount, actual);
1921	>	WriteMacInt32(pb + ioActCount, actual >= 0 ? actual : 0);
1922		uint32 pos = lseek(fd, 0, SEEK_CUR);
1923		WriteMacInt32(fcb + fcbCrPs, pos);
1924		WriteMacInt32(pb + ioPosOffset, pos);
1925	<	if (actual != ReadMacInt32(pb + ioReqCount))
1926	<	return errno2oserr();
1925	>	if (actual != (ssize_t)ReadMacInt32(pb + ioReqCount))
1926	>	return write_err;
1927		else
1928		return noErr;
1929		}
#	Line 1897 | Line 1989 | static int16 fs_delete(uint32 pb, uint32
1989		return result;
1990
1991		// Delete file
1992	<	if (remove(full_path) < 0) {
1993	<	int16 err = errno2oserr();
1994	<	if (errno == EISDIR) {  // Workaround for BeOS bug
1903	<	if (rmdir(full_path) < 0)
1904	<	return errno2oserr();
1905	<	else
1906	<	return noErr;
1907	<	} else
1908	<	return err;
1909	<	} else
1992	>	if (!extfs_remove(full_path))
1993	>	return errno2oserr();
1994	>	else
1995		return noErr;
1996		}
1997
#	Line 1939 | Line 2024 | static int16 fs_rename(uint32 pb, uint32
2024
2025		// Rename item
2026		D(bug("  renaming %s -> %s\n", old_path, full_path));
2027	<	if (rename(old_path, full_path) < 0)
2027	>	if (!extfs_rename(old_path, full_path))
2028		return errno2oserr();
2029		else {
2030		// The ID of the old file/dir has to stay the same, so we swap the IDs of the FSItems
2031	+	swap_parent_ids(fs_item->id, new_item->id);
2032		uint32 t = fs_item->id;
2033		fs_item->id = new_item->id;
2034		new_item->id = t;
#	Line 1982 | Line 2068 | static int16 fs_cat_move(uint32 pb)
2068
2069		// Move item
2070		D(bug("  moving %s -> %s\n", old_path, full_path));
2071	<	if (rename(old_path, full_path) < 0)
2071	>	if (!extfs_rename(old_path, full_path))
2072		return errno2oserr();
2073		else {
2074		// The ID of the old file/dir has to stay the same, so we swap the IDs of the FSItems
2075		FSItem *new_item = find_fsitem(fs_item->name, new_dir_item);
2076		if (new_item) {
2077	+	swap_parent_ids(fs_item->id, new_item->id);
2078		uint32 t = fs_item->id;
2079		fs_item->id = new_item->id;
2080		new_item->id = t;
#	Line 2007 | Line 2094 | static int16 fs_open_wd(uint32 pb)
2094		r.a[0] = pb;
2095		Execute68k(fs_data + fsAllocateWDCB, &r);
2096		D(bug("  UTAllocateWDCB returned %d, refNum is %d\n", r.d[0], ReadMacInt16(pb + ioVRefNum)));
2097	<	return r.d[0];
2097	>	return (int16)r.d[0];
2098		}
2099
2100		// Close working directory (WDParam)
#	Line 2021 | Line 2108 | static int16 fs_close_wd(uint32 pb)
2108		r.d[0] = ReadMacInt16(pb + ioVRefNum);
2109		Execute68k(fs_data + fsReleaseWDCB, &r);
2110		D(bug("  UTReleaseWDCB returned %d\n", r.d[0]));
2111	<	return r.d[0];
2111	>	return (int16)r.d[0];
2112		}
2113
2114		// Query information about working directory (WDParam)
#	Line 2050 | Line 2137 | static int16 fs_get_wd_info(uint32 pb, u
2137		uint32 wdcb = ReadMacInt32(fs_data + fsReturn);
2138		D(bug("  UTResolveWDCB() returned %d, dirID %d\n", r.d[0], ReadMacInt32(wdcb + wdDirID)));
2139		if (r.d[0] & 0xffff)
2140	<	return r.d[0];
2140	>	return (int16)r.d[0];
2141
2142		// Return information
2143	<	WriteMacInt16(pb + ioWDProcID, ReadMacInt32(wdcb + wdProcID));
2143	>	WriteMacInt32(pb + ioWDProcID, ReadMacInt32(wdcb + wdProcID));
2144		WriteMacInt16(pb + ioWDVRefNum, ReadMacInt16(ReadMacInt32(wdcb + wdVCBPtr) + vcbVRefNum));
2145		if (ReadMacInt32(pb + ioNamePtr))
2146		Mac2Mac_memcpy(ReadMacInt32(pb + ioNamePtr), ReadMacInt32(wdcb + wdVCBPtr) + vcbVN, 28);

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