| 1 |
/* |
| 2 |
* extfs.cpp - MacOS file system for access native file system access |
| 3 |
* |
| 4 |
* Basilisk II (C) 1997-1999 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 |
| 8 |
* the Free Software Foundation; either version 2 of the License, or |
| 9 |
* (at your option) any later version. |
| 10 |
* |
| 11 |
* This program is distributed in the hope that it will be useful, |
| 12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 |
* GNU General Public License for more details. |
| 15 |
* |
| 16 |
* You should have received a copy of the GNU General Public License |
| 17 |
* along with this program; if not, write to the Free Software |
| 18 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 |
*/ |
| 20 |
|
| 21 |
/* |
| 22 |
* SEE ALSO |
| 23 |
* Guide to the File System Manager (from FSM 1.2 SDK) |
| 24 |
* |
| 25 |
* TODO |
| 26 |
* LockRng |
| 27 |
* UnlockRng |
| 28 |
* (CatSearch) |
| 29 |
* (MakeFSSpec) |
| 30 |
* (GetVolMountInfoSize) |
| 31 |
* (GetVolMountInfo) |
| 32 |
* (GetForeignPrivs) |
| 33 |
* (SetForeignPrivs) |
| 34 |
*/ |
| 35 |
|
| 36 |
#include "sysdeps.h" |
| 37 |
|
| 38 |
#include <sys/types.h> |
| 39 |
#include <sys/stat.h> |
| 40 |
#include <string.h> |
| 41 |
#include <stdio.h> |
| 42 |
#include <stdlib.h> |
| 43 |
#include <unistd.h> |
| 44 |
#include <fcntl.h> |
| 45 |
#include <dirent.h> |
| 46 |
#include <errno.h> |
| 47 |
|
| 48 |
#include "cpu_emulation.h" |
| 49 |
#include "macos_util.h" |
| 50 |
#include "emul_op.h" |
| 51 |
#include "main.h" |
| 52 |
#include "disk.h" |
| 53 |
#include "prefs.h" |
| 54 |
#include "user_strings.h" |
| 55 |
#include "extfs.h" |
| 56 |
#include "extfs_defs.h" |
| 57 |
|
| 58 |
#define DEBUG 0 |
| 59 |
#include "debug.h" |
| 60 |
|
| 61 |
|
| 62 |
// File system global data and 68k routines |
| 63 |
enum { |
| 64 |
fsCommProcStub = 0, |
| 65 |
fsHFSProcStub = 6, |
| 66 |
fsDrvStatus = 12, // Drive Status record |
| 67 |
fsFSD = 42, // File system descriptor |
| 68 |
fsPB = 238, // IOParam (for mounting and renaming) |
| 69 |
fsVMI = 288, // VoumeMountInfoHeader (for mounting) |
| 70 |
fsParseRec = 296, // ParsePathRec struct |
| 71 |
fsReturn = 306, // Area for return data of 68k routines |
| 72 |
fsAllocateVCB = 562, // UTAllocateVCB(uint16 *sysVCBLength{a0}, uint32 *vcb{a1}) |
| 73 |
fsAddNewVCB = 578, // UTAddNewVCB(int drive_number{d0}, int16 *vRefNum{a1}, uint32 vcb{a1}) |
| 74 |
fsDetermineVol = 594, // UTDetermineVol(uint32 pb{a0}, int16 *status{a1}, int16 *more_matches{a2}, int16 *vRefNum{a3}, uint32 *vcb{a4}) |
| 75 |
fsResolveWDCB = 614, // UTResolveWDCB(uint32 procID{d0}, int16 index{d1}, int16 vRefNum{d0}, uint32 *wdcb{a0}) |
| 76 |
fsGetDefaultVol = 632, // UTGetDefaultVol(uint32 wdpb{a0}) |
| 77 |
fsGetPathComponentName = 644, // UTGetPathComponentName(uint32 rec{a0}) |
| 78 |
fsParsePathname = 656, // UTParsePathname(uint32 *start{a0}, uint32 name{a1}) |
| 79 |
fsDisposeVCB = 670, // UTDisposeVCB(uint32 vcb{a0}) |
| 80 |
fsCheckWDRefNum = 682, // UTCheckWDRefNum(int16 refNum{d0}) |
| 81 |
fsSetDefaultVol = 694, // UTSetDefaultVol(uint32 dummy{d0}, int32 dirID{d1}, int16 refNum{d2}) |
| 82 |
fsAllocateFCB = 710, // UTAllocateFCB(int16 *refNum{a0}, uint32 *fcb{a1}) |
| 83 |
fsReleaseFCB = 724, // UTReleaseFCB(int16 refNum{d0}) |
| 84 |
fsIndexFCB = 736, // UTIndexFCB(uint32 vcb{a0}, int16 *refNum{a1}, uint32 *fcb{a2}) |
| 85 |
fsResolveFCB = 752, // UTResolveFCB(int16 refNum{d0}, uint32 *fcb{a0}) |
| 86 |
fsAdjustEOF = 766, // UTAdjustEOF(int16 refNum{d0}) |
| 87 |
fsAllocateWDCB = 778, // UTAllocateWDCB(uint32 pb{a0}) |
| 88 |
fsReleaseWDCB = 790, // UTReleaseWDCB(int16 vRefNum{d0}) |
| 89 |
SIZEOF_fsdat = 802 |
| 90 |
}; |
| 91 |
|
| 92 |
static uint32 fs_data = 0; // Mac address of global data |
| 93 |
|
| 94 |
|
| 95 |
// File system and volume name |
| 96 |
static char FS_NAME[32], VOLUME_NAME[32]; |
| 97 |
|
| 98 |
// This directory is our root (read from prefs) |
| 99 |
static const char *RootPath; |
| 100 |
static bool ready = false; |
| 101 |
static struct stat root_stat; |
| 102 |
|
| 103 |
// File system ID/media type |
| 104 |
const int16 MY_FSID = 'ba'; |
| 105 |
const uint32 MY_MEDIA_TYPE = 'basi'; |
| 106 |
|
| 107 |
// CNID of root and root's parent |
| 108 |
const uint32 ROOT_ID = 2; |
| 109 |
const uint32 ROOT_PARENT_ID = 1; |
| 110 |
|
| 111 |
// File system stack size |
| 112 |
const int STACK_SIZE = 0x10000; |
| 113 |
|
| 114 |
// Drive number of our pseudo-drive |
| 115 |
static int drive_number; |
| 116 |
|
| 117 |
|
| 118 |
// Disk/drive icon |
| 119 |
const uint8 ExtFSIcon[256] = { |
| 120 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 121 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 122 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 123 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 124 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0xff, 0xff, 0xfe, |
| 125 |
0x80, 0x00, 0x00, 0x91, 0x80, 0x00, 0x00, 0x91, 0x80, 0x00, 0x01, 0x21, 0x80, 0x00, 0x01, 0x21, |
| 126 |
0x80, 0x00, 0x02, 0x41, 0x8c, 0x00, 0x02, 0x41, 0x80, 0x00, 0x04, 0x81, 0x80, 0x00, 0x04, 0x81, |
| 127 |
0x7f, 0xff, 0xff, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 128 |
|
| 129 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 130 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 131 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 132 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 133 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0xff, 0xff, 0xfe, |
| 134 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
| 135 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
| 136 |
0x7f, 0xff, 0xff, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 |
| 137 |
}; |
| 138 |
|
| 139 |
|
| 140 |
// These objects are used to map CNIDs to path names |
| 141 |
struct FSItem { |
| 142 |
FSItem *next; // Pointer to next FSItem in list |
| 143 |
uint32 id; // CNID of this file/dir |
| 144 |
uint32 parent_id; // CNID of parent file/dir |
| 145 |
FSItem *parent; // Pointer to parent |
| 146 |
char name[32]; // Object name (C string) |
| 147 |
time_t mtime; // Modification time for get_cat_info caching |
| 148 |
int cache_dircount; // Cached number of files in directory |
| 149 |
}; |
| 150 |
|
| 151 |
static FSItem *first_fs_item, *last_fs_item; |
| 152 |
|
| 153 |
static uint32 next_cnid = fsUsrCNID; // Next available CNID |
| 154 |
|
| 155 |
|
| 156 |
/* |
| 157 |
* Find FSItem for given CNID |
| 158 |
*/ |
| 159 |
|
| 160 |
static FSItem *find_fsitem_by_id(uint32 cnid) |
| 161 |
{ |
| 162 |
FSItem *p = first_fs_item; |
| 163 |
while (p) { |
| 164 |
if (p->id == cnid) |
| 165 |
return p; |
| 166 |
p = p->next; |
| 167 |
} |
| 168 |
return NULL; |
| 169 |
} |
| 170 |
|
| 171 |
|
| 172 |
/* |
| 173 |
* Find FSItem for given name and parent, construct new FSItem if not found |
| 174 |
*/ |
| 175 |
|
| 176 |
static FSItem *find_fsitem(const char *name, FSItem *parent) |
| 177 |
{ |
| 178 |
FSItem *p = first_fs_item; |
| 179 |
while (p) { |
| 180 |
if (p->parent == parent && !strcmp(p->name, name)) |
| 181 |
return p; |
| 182 |
p = p->next; |
| 183 |
} |
| 184 |
|
| 185 |
// Not found, construct new FSItem |
| 186 |
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; |
| 197 |
} |
| 198 |
|
| 199 |
|
| 200 |
/* |
| 201 |
* Get full path (->full_path) for given FSItem |
| 202 |
*/ |
| 203 |
|
| 204 |
static char full_path[MAX_PATH_LENGTH]; |
| 205 |
|
| 206 |
static void add_path_comp(const char *s) |
| 207 |
{ |
| 208 |
add_path_component(full_path, s); |
| 209 |
} |
| 210 |
|
| 211 |
static void get_path_for_fsitem(FSItem *p) |
| 212 |
{ |
| 213 |
if (p->id == ROOT_PARENT_ID) { |
| 214 |
full_path[0] = 0; |
| 215 |
} else if (p->id == ROOT_ID) { |
| 216 |
strncpy(full_path, RootPath, MAX_PATH_LENGTH-1); |
| 217 |
full_path[MAX_PATH_LENGTH-1] = 0; |
| 218 |
} else { |
| 219 |
get_path_for_fsitem(p->parent); |
| 220 |
add_path_comp(p->name); |
| 221 |
} |
| 222 |
} |
| 223 |
|
| 224 |
|
| 225 |
/* |
| 226 |
* String handling functions |
| 227 |
*/ |
| 228 |
|
| 229 |
// Copy pascal string |
| 230 |
static void pstrcpy(char *dst, const char *src) |
| 231 |
{ |
| 232 |
int size = *dst++ = *src++; |
| 233 |
while (size--) |
| 234 |
*dst++ = *src++; |
| 235 |
} |
| 236 |
|
| 237 |
// Convert C string to pascal string |
| 238 |
static void cstr2pstr(char *dst, const char *src) |
| 239 |
{ |
| 240 |
*dst++ = strlen(src); |
| 241 |
char c; |
| 242 |
while ((c = *src++) != 0) { |
| 243 |
if (c == ':') |
| 244 |
c = '/'; |
| 245 |
*dst++ = c; |
| 246 |
} |
| 247 |
} |
| 248 |
|
| 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 |
|
| 262 |
// Convert string (no length byte) to C string, length given separately |
| 263 |
static void strn2cstr(char *dst, const char *src, int size) |
| 264 |
{ |
| 265 |
while (size--) { |
| 266 |
char c = *src++; |
| 267 |
if (c == '/') |
| 268 |
c = ':'; |
| 269 |
*dst++ = c; |
| 270 |
} |
| 271 |
*dst = 0; |
| 272 |
} |
| 273 |
|
| 274 |
|
| 275 |
/* |
| 276 |
* Convert errno to MacOS error code |
| 277 |
*/ |
| 278 |
|
| 279 |
static int16 errno2oserr(void) |
| 280 |
{ |
| 281 |
D(bug(" errno %08x\n", errno)); |
| 282 |
switch (errno) { |
| 283 |
case 0: |
| 284 |
return noErr; |
| 285 |
case ENOENT: |
| 286 |
case EISDIR: |
| 287 |
return fnfErr; |
| 288 |
case EACCES: |
| 289 |
case EPERM: |
| 290 |
return permErr; |
| 291 |
case EEXIST: |
| 292 |
return dupFNErr; |
| 293 |
case EBUSY: |
| 294 |
case ENOTEMPTY: |
| 295 |
return fBsyErr; |
| 296 |
case ENOSPC: |
| 297 |
return dskFulErr; |
| 298 |
case EROFS: |
| 299 |
return wPrErr; |
| 300 |
case EMFILE: |
| 301 |
return tmfoErr; |
| 302 |
case ENOMEM: |
| 303 |
return -108; |
| 304 |
case EIO: |
| 305 |
default: |
| 306 |
return ioErr; |
| 307 |
} |
| 308 |
} |
| 309 |
|
| 310 |
|
| 311 |
/* |
| 312 |
* Initialization |
| 313 |
*/ |
| 314 |
|
| 315 |
void ExtFSInit(void) |
| 316 |
{ |
| 317 |
// System specific initialization |
| 318 |
extfs_init(); |
| 319 |
|
| 320 |
// Get file system and volume name |
| 321 |
cstr2pstr(FS_NAME, GetString(STR_EXTFS_NAME)); |
| 322 |
cstr2pstr(VOLUME_NAME, GetString(STR_EXTFS_VOLUME_NAME)); |
| 323 |
|
| 324 |
// Create root's parent FSItem |
| 325 |
FSItem *p = new FSItem; |
| 326 |
first_fs_item = last_fs_item = p; |
| 327 |
p->next = NULL; |
| 328 |
p->id = ROOT_PARENT_ID; |
| 329 |
p->parent_id = 0; |
| 330 |
p->parent = NULL; |
| 331 |
p->name[0] = 0; |
| 332 |
|
| 333 |
// Create root FSItem |
| 334 |
p = new FSItem; |
| 335 |
last_fs_item->next = p; |
| 336 |
p->next = NULL; |
| 337 |
last_fs_item = p; |
| 338 |
p->id = ROOT_ID; |
| 339 |
p->parent_id = ROOT_PARENT_ID; |
| 340 |
p->parent = first_fs_item; |
| 341 |
strncpy(p->name, GetString(STR_EXTFS_VOLUME_NAME), 32); |
| 342 |
|
| 343 |
// Find path for root |
| 344 |
if ((RootPath = PrefsFindString("extfs")) != NULL) { |
| 345 |
if (stat(RootPath, &root_stat)) |
| 346 |
return; |
| 347 |
if (!S_ISDIR(root_stat.st_mode)) |
| 348 |
return; |
| 349 |
ready = true; |
| 350 |
} |
| 351 |
} |
| 352 |
|
| 353 |
|
| 354 |
/* |
| 355 |
* Deinitialization |
| 356 |
*/ |
| 357 |
|
| 358 |
void ExtFSExit(void) |
| 359 |
{ |
| 360 |
// Delete all FSItems |
| 361 |
FSItem *p = first_fs_item, *next; |
| 362 |
while (p) { |
| 363 |
next = p->next; |
| 364 |
delete p; |
| 365 |
p = next; |
| 366 |
} |
| 367 |
first_fs_item = last_fs_item = NULL; |
| 368 |
|
| 369 |
// System specific deinitialization |
| 370 |
extfs_exit(); |
| 371 |
} |
| 372 |
|
| 373 |
|
| 374 |
/* |
| 375 |
* Install file system |
| 376 |
*/ |
| 377 |
|
| 378 |
void InstallExtFS(void) |
| 379 |
{ |
| 380 |
int num_blocks = 0xffff; // Fake number of blocks of our drive |
| 381 |
M68kRegisters r; |
| 382 |
|
| 383 |
D(bug("InstallExtFS\n")); |
| 384 |
if (!ready) |
| 385 |
return; |
| 386 |
|
| 387 |
// FSM present? |
| 388 |
r.d[0] = gestaltFSAttr; |
| 389 |
Execute68kTrap(0xa1ad, &r); // Gestalt() |
| 390 |
D(bug("FSAttr %ld, %08lx\n", r.d[0], r.a[0])); |
| 391 |
if ((r.d[0] & 0xffff) || !(r.a[0] & (1 << gestaltHasFileSystemManager))) { |
| 392 |
printf("WARNING: No FSM present, disabling ExtFS\n"); |
| 393 |
return; |
| 394 |
} |
| 395 |
|
| 396 |
// Yes, version >=1.2? |
| 397 |
r.d[0] = gestaltFSMVersion; |
| 398 |
Execute68kTrap(0xa1ad, &r); // Gestalt() |
| 399 |
D(bug("FSMVersion %ld, %08lx\n", r.d[0], r.a[0])); |
| 400 |
if ((r.d[0] & 0xffff) || (r.a[0] < 0x0120)) { |
| 401 |
printf("WARNING: FSM <1.2 found, disabling ExtFS\n"); |
| 402 |
return; |
| 403 |
} |
| 404 |
|
| 405 |
D(bug("FSM present\n")); |
| 406 |
|
| 407 |
// Yes, allocate file system stack |
| 408 |
r.d[0] = STACK_SIZE; |
| 409 |
Execute68kTrap(0xa71e, &r); // NewPtrSysClear() |
| 410 |
if (r.a[0] == 0) |
| 411 |
return; |
| 412 |
uint32 fs_stack = r.a[0]; |
| 413 |
|
| 414 |
// Allocate memory for our data structures and 68k code |
| 415 |
r.d[0] = SIZEOF_fsdat; |
| 416 |
Execute68kTrap(0xa71e, &r); // NewPtrSysClear() |
| 417 |
if (r.a[0] == 0) |
| 418 |
return; |
| 419 |
fs_data = r.a[0]; |
| 420 |
|
| 421 |
// Set up 68k code fragments |
| 422 |
int p = fs_data + fsCommProcStub; |
| 423 |
WriteMacInt16(p, M68K_EMUL_OP_EXTFS_COMM); p += 2; |
| 424 |
WriteMacInt16(p, M68K_RTD); p += 2; |
| 425 |
WriteMacInt16(p, 10); p += 2; |
| 426 |
if (p - fs_data != fsHFSProcStub) |
| 427 |
goto fsdat_error; |
| 428 |
WriteMacInt16(p, M68K_EMUL_OP_EXTFS_HFS); p += 2; |
| 429 |
WriteMacInt16(p, M68K_RTD); p += 2; |
| 430 |
WriteMacInt16(p, 16); |
| 431 |
p = fs_data + fsAllocateVCB; |
| 432 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 433 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 434 |
WriteMacInt16(p, 0x2f09); p+= 2; // move.l a1,-(sp) |
| 435 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 436 |
WriteMacInt16(p, 0x7006); p+= 2; // UTAllocateVCB |
| 437 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 438 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 439 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 440 |
if (p - fs_data != fsAddNewVCB) |
| 441 |
goto fsdat_error; |
| 442 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 443 |
WriteMacInt16(p, 0x3f00); p+= 2; // move.w d0,-(sp) |
| 444 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(a7) |
| 445 |
WriteMacInt16(p, 0x2f09); p+= 2; // move.l a1,-(a7) |
| 446 |
WriteMacInt16(p, 0x7007); p+= 2; // UTAddNewVCB |
| 447 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 448 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 449 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 450 |
if (p - fs_data != fsDetermineVol) |
| 451 |
goto fsdat_error; |
| 452 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 453 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 454 |
WriteMacInt16(p, 0x2f09); p+= 2; // move.l a1,-(sp) |
| 455 |
WriteMacInt16(p, 0x2f0a); p+= 2; // move.l a2,-(sp) |
| 456 |
WriteMacInt16(p, 0x2f0b); p+= 2; // move.l a3,-(sp) |
| 457 |
WriteMacInt16(p, 0x2f0c); p+= 2; // move.l a4,-(sp) |
| 458 |
WriteMacInt16(p, 0x701d); p+= 2; // UTDetermineVol |
| 459 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 460 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 461 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 462 |
if (p - fs_data != fsResolveWDCB) |
| 463 |
goto fsdat_error; |
| 464 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 465 |
WriteMacInt16(p, 0x2f00); p+= 2; // move.l d0,-(sp) |
| 466 |
WriteMacInt16(p, 0x3f01); p+= 2; // move.w d1,-(sp) |
| 467 |
WriteMacInt16(p, 0x3f02); p+= 2; // move.w d2,-(sp) |
| 468 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 469 |
WriteMacInt16(p, 0x700e); p+= 2; // UTResolveWDCB |
| 470 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 471 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 472 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 473 |
if (p - fs_data != fsGetDefaultVol) |
| 474 |
goto fsdat_error; |
| 475 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 476 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 477 |
WriteMacInt16(p, 0x7012); p+= 2; // UTGetDefaultVol |
| 478 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 479 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 480 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 481 |
if (p - fs_data != fsGetPathComponentName) |
| 482 |
goto fsdat_error; |
| 483 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 484 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 485 |
WriteMacInt16(p, 0x701c); p+= 2; // UTGetPathComponentName |
| 486 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 487 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 488 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 489 |
if (p - fs_data != fsParsePathname) |
| 490 |
goto fsdat_error; |
| 491 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 492 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 493 |
WriteMacInt16(p, 0x2f09); p+= 2; // move.l a1,-(sp) |
| 494 |
WriteMacInt16(p, 0x701b); p+= 2; // UTParsePathname |
| 495 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 496 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 497 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 498 |
if (p - fs_data != fsDisposeVCB) |
| 499 |
goto fsdat_error; |
| 500 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 501 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 502 |
WriteMacInt16(p, 0x7008); p+= 2; // UTDisposeVCB |
| 503 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 504 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 505 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 506 |
if (p - fs_data != fsCheckWDRefNum) |
| 507 |
goto fsdat_error; |
| 508 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 509 |
WriteMacInt16(p, 0x3f00); p+= 2; // move.w d0,-(sp) |
| 510 |
WriteMacInt16(p, 0x7013); p+= 2; // UTCheckWDRefNum |
| 511 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 512 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 513 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 514 |
if (p - fs_data != fsSetDefaultVol) |
| 515 |
goto fsdat_error; |
| 516 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 517 |
WriteMacInt16(p, 0x2f00); p+= 2; // move.l d0,-(sp) |
| 518 |
WriteMacInt16(p, 0x2f01); p+= 2; // move.l d1,-(sp) |
| 519 |
WriteMacInt16(p, 0x3f02); p+= 2; // move.w d2,-(sp) |
| 520 |
WriteMacInt16(p, 0x7011); p+= 2; // UTSetDefaultVol |
| 521 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 522 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 523 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 524 |
if (p - fs_data != fsAllocateFCB) |
| 525 |
goto fsdat_error; |
| 526 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 527 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 528 |
WriteMacInt16(p, 0x2f09); p+= 2; // move.l a1,-(sp) |
| 529 |
WriteMacInt16(p, 0x7000); p+= 2; // UTAllocateFCB |
| 530 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 531 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 532 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 533 |
if (p - fs_data != fsReleaseFCB) |
| 534 |
goto fsdat_error; |
| 535 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 536 |
WriteMacInt16(p, 0x3f00); p+= 2; // move.w d0,-(sp) |
| 537 |
WriteMacInt16(p, 0x7001); p+= 2; // UTReleaseFCB |
| 538 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 539 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 540 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 541 |
if (p - fs_data != fsIndexFCB) |
| 542 |
goto fsdat_error; |
| 543 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 544 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 545 |
WriteMacInt16(p, 0x2f09); p+= 2; // move.l a1,-(sp) |
| 546 |
WriteMacInt16(p, 0x2f0a); p+= 2; // move.l a2,-(sp) |
| 547 |
WriteMacInt16(p, 0x7004); p+= 2; // UTIndexFCB |
| 548 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 549 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 550 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 551 |
if (p - fs_data != fsResolveFCB) |
| 552 |
goto fsdat_error; |
| 553 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 554 |
WriteMacInt16(p, 0x3f00); p+= 2; // move.w d0,-(sp) |
| 555 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 556 |
WriteMacInt16(p, 0x7005); p+= 2; // UTResolveFCB |
| 557 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 558 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 559 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 560 |
if (p - fs_data != fsAdjustEOF) |
| 561 |
goto fsdat_error; |
| 562 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 563 |
WriteMacInt16(p, 0x3f00); p+= 2; // move.w d0,-(sp) |
| 564 |
WriteMacInt16(p, 0x7010); p+= 2; // UTAdjustEOF |
| 565 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 566 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 567 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 568 |
if (p - fs_data != fsAllocateWDCB) |
| 569 |
goto fsdat_error; |
| 570 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 571 |
WriteMacInt16(p, 0x2f08); p+= 2; // move.l a0,-(sp) |
| 572 |
WriteMacInt16(p, 0x700c); p+= 2; // UTAllocateWDCB |
| 573 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 574 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 575 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 576 |
if (p - fs_data != fsReleaseWDCB) |
| 577 |
goto fsdat_error; |
| 578 |
WriteMacInt16(p, 0x4267); p+= 2; // clr.w -(sp) |
| 579 |
WriteMacInt16(p, 0x3f00); p+= 2; // move.w d0,-(sp) |
| 580 |
WriteMacInt16(p, 0x700d); p+= 2; // UTReleaseWDCB |
| 581 |
WriteMacInt16(p, 0xa824); p+= 2; // FSMgr |
| 582 |
WriteMacInt16(p, 0x301f); p+= 2; // move.w (sp)+,d0 |
| 583 |
WriteMacInt16(p, M68K_RTS); p+= 2; |
| 584 |
if (p - fs_data != SIZEOF_fsdat) |
| 585 |
goto fsdat_error; |
| 586 |
|
| 587 |
// Set up drive status |
| 588 |
WriteMacInt8(fs_data + fsDrvStatus + dsDiskInPlace, 8); // Fixed disk |
| 589 |
WriteMacInt8(fs_data + fsDrvStatus + dsInstalled, 1); |
| 590 |
WriteMacInt16(fs_data + fsDrvStatus + dsQType, hard20); |
| 591 |
WriteMacInt16(fs_data + fsDrvStatus + dsDriveSize, num_blocks & 0xffff); |
| 592 |
WriteMacInt16(fs_data + fsDrvStatus + dsDriveS1, num_blocks >> 16); |
| 593 |
WriteMacInt16(fs_data + fsDrvStatus + dsQFSID, MY_FSID); |
| 594 |
|
| 595 |
// Add drive to drive queue |
| 596 |
drive_number = FindFreeDriveNumber(1); |
| 597 |
D(bug(" adding drive %d\n", drive_number)); |
| 598 |
r.d[0] = (drive_number << 16) | (DiskRefNum & 0xffff); |
| 599 |
r.a[0] = fs_data + fsDrvStatus + dsQLink; |
| 600 |
Execute68kTrap(0xa04e, &r); // AddDrive() |
| 601 |
|
| 602 |
// Init FSDRec and install file system |
| 603 |
D(bug(" installing file system\n")); |
| 604 |
WriteMacInt16(fs_data + fsFSD + fsdLength, SIZEOF_FSDRec); |
| 605 |
WriteMacInt16(fs_data + fsFSD + fsdVersion, fsdVersion1); |
| 606 |
WriteMacInt16(fs_data + fsFSD + fileSystemFSID, MY_FSID); |
| 607 |
Host2Mac_memcpy(fs_data + fsFSD + fileSystemName, FS_NAME, 32); |
| 608 |
WriteMacInt32(fs_data + fsFSD + fileSystemCommProc, fs_data + fsCommProcStub); |
| 609 |
WriteMacInt32(fs_data + fsFSD + fsdHFSCI + compInterfProc, fs_data + fsHFSProcStub); |
| 610 |
WriteMacInt32(fs_data + fsFSD + fsdHFSCI + stackTop, fs_stack + STACK_SIZE); |
| 611 |
WriteMacInt32(fs_data + fsFSD + fsdHFSCI + stackSize, STACK_SIZE); |
| 612 |
WriteMacInt32(fs_data + fsFSD + fsdHFSCI + idSector, (uint32)-1); |
| 613 |
r.a[0] = fs_data + fsFSD; |
| 614 |
r.d[0] = 0; // InstallFS |
| 615 |
Execute68kTrap(0xa0ac, &r); // FSMDispatch() |
| 616 |
D(bug(" InstallFS() returned %d\n", r.d[0])); |
| 617 |
|
| 618 |
// Enable HFS component |
| 619 |
D(bug(" enabling HFS component\n")); |
| 620 |
WriteMacInt32(fs_data + fsFSD + fsdHFSCI + compInterfMask, ReadMacInt32(fs_data + fsFSD + fsdHFSCI + compInterfMask) | (fsmComponentEnableMask | hfsCIResourceLoadedMask | hfsCIDoesHFSMask)); |
| 621 |
r.a[0] = fs_data + fsFSD; |
| 622 |
r.d[3] = SIZEOF_FSDRec; |
| 623 |
r.d[4] = MY_FSID; |
| 624 |
r.d[0] = 5; // SetFSInfo |
| 625 |
Execute68kTrap(0xa0ac, &r); // FSMDispatch() |
| 626 |
D(bug(" SetFSInfo() returned %d\n", r.d[0])); |
| 627 |
|
| 628 |
// Mount volume |
| 629 |
D(bug(" mounting volume\n")); |
| 630 |
WriteMacInt32(fs_data + fsPB + ioBuffer, fs_data + fsVMI); |
| 631 |
WriteMacInt16(fs_data + fsVMI + vmiLength, SIZEOF_VolumeMountInfoHeader); |
| 632 |
WriteMacInt32(fs_data + fsVMI + vmiMedia, MY_MEDIA_TYPE); |
| 633 |
r.a[0] = fs_data + fsPB; |
| 634 |
r.d[0] = 0x41; // PBVolumeMount |
| 635 |
Execute68kTrap(0xa260, &r); // HFSDispatch() |
| 636 |
D(bug(" PBVolumeMount() returned %d\n", r.d[0])); |
| 637 |
return; |
| 638 |
|
| 639 |
fsdat_error: |
| 640 |
printf("FATAL: ExtFS data block initialization error\n"); |
| 641 |
QuitEmulator(); |
| 642 |
} |
| 643 |
|
| 644 |
|
| 645 |
/* |
| 646 |
* FS communications function |
| 647 |
*/ |
| 648 |
|
| 649 |
int16 ExtFSComm(uint16 message, uint32 paramBlock, uint32 globalsPtr) |
| 650 |
{ |
| 651 |
D(bug("ExtFSComm(%d, %08lx, %08lx)\n", message, paramBlock, globalsPtr)); |
| 652 |
|
| 653 |
switch (message) { |
| 654 |
case ffsNopMessage: |
| 655 |
case ffsLoadMessage: |
| 656 |
case ffsUnloadMessage: |
| 657 |
return noErr; |
| 658 |
|
| 659 |
case ffsGetIconMessage: { // Get disk/drive icon |
| 660 |
if (ReadMacInt8(paramBlock + iconType) == kLargeIcon && ReadMacInt32(paramBlock + requestSize) >= sizeof(ExtFSIcon)) { |
| 661 |
Host2Mac_memcpy(ReadMacInt32(paramBlock + iconBufferPtr), ExtFSIcon, sizeof(ExtFSIcon)); |
| 662 |
WriteMacInt32(paramBlock + actualSize, sizeof(ExtFSIcon)); |
| 663 |
return noErr; |
| 664 |
} else |
| 665 |
return -5012; // afpItemNotFound |
| 666 |
} |
| 667 |
|
| 668 |
case ffsIDDiskMessage: { // Check if volume is handled by our FS |
| 669 |
if (ReadMacInt16(paramBlock + ioVRefNum) == drive_number) |
| 670 |
return noErr; |
| 671 |
else |
| 672 |
return extFSErr; |
| 673 |
} |
| 674 |
|
| 675 |
case ffsIDVolMountMessage: { // Check if volume can be mounted by our FS |
| 676 |
if (ReadMacInt32(ReadMacInt32(paramBlock + ioBuffer) + vmiMedia) == MY_MEDIA_TYPE) |
| 677 |
return noErr; |
| 678 |
else |
| 679 |
return extFSErr; |
| 680 |
} |
| 681 |
|
| 682 |
default: |
| 683 |
return fsmUnknownFSMMessageErr; |
| 684 |
} |
| 685 |
} |
| 686 |
|
| 687 |
|
| 688 |
/* |
| 689 |
* Get current directory specified by given ParamBlock/dirID |
| 690 |
*/ |
| 691 |
|
| 692 |
static int16 get_current_dir(uint32 pb, uint32 dirID, uint32 ¤t_dir, bool no_vol_name = false) |
| 693 |
{ |
| 694 |
M68kRegisters r; |
| 695 |
int16 result; |
| 696 |
|
| 697 |
// Determine volume |
| 698 |
D(bug(" determining volume, dirID %d\n", dirID)); |
| 699 |
r.a[0] = pb; |
| 700 |
r.a[1] = fs_data + fsReturn; |
| 701 |
r.a[2] = fs_data + fsReturn + 2; |
| 702 |
r.a[3] = fs_data + fsReturn + 4; |
| 703 |
r.a[4] = fs_data + fsReturn + 6; |
| 704 |
uint32 name_ptr = 0; |
| 705 |
if (no_vol_name) { |
| 706 |
name_ptr = ReadMacInt32(pb + ioNamePtr); |
| 707 |
WriteMacInt32(pb + ioNamePtr, 0); |
| 708 |
} |
| 709 |
Execute68k(fs_data + fsDetermineVol, &r); |
| 710 |
if (no_vol_name) |
| 711 |
WriteMacInt32(pb + ioNamePtr, name_ptr); |
| 712 |
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); |
| 716 |
D(bug(" UTDetermineVol() returned %d, status %d\n", r.d[0], status)); |
| 717 |
result = r.d[0] & 0xffff; |
| 718 |
|
| 719 |
if (result == noErr) { |
| 720 |
switch (status) { |
| 721 |
case dtmvFullPathname: // Determined by full pathname |
| 722 |
current_dir = ROOT_ID; |
| 723 |
break; |
| 724 |
|
| 725 |
case dtmvVRefNum: // Determined by refNum or by drive number |
| 726 |
case dtmvDriveNum: |
| 727 |
current_dir = dirID ? dirID : ROOT_ID; |
| 728 |
break; |
| 729 |
|
| 730 |
case dtmvWDRefNum: // Determined by working directory refNum |
| 731 |
if (dirID) |
| 732 |
current_dir = dirID; |
| 733 |
else { |
| 734 |
D(bug(" resolving WDCB\n")); |
| 735 |
r.d[0] = 0; |
| 736 |
r.d[1] = 0; |
| 737 |
r.d[2] = ReadMacInt16(pb + ioVRefNum); |
| 738 |
r.a[0] = fs_data + fsReturn; |
| 739 |
Execute68k(fs_data + fsResolveWDCB, &r); |
| 740 |
uint32 wdcb = ReadMacInt32(fs_data + fsReturn); |
| 741 |
D(bug(" UTResolveWDCB() returned %d, dirID %d\n", r.d[0], ReadMacInt32(wdcb + wdDirID))); |
| 742 |
result = r.d[0] & 0xffff; |
| 743 |
if (result == noErr) |
| 744 |
current_dir = ReadMacInt32(wdcb + wdDirID); |
| 745 |
} |
| 746 |
break; |
| 747 |
|
| 748 |
case dtmvDefault: // Determined by default volume |
| 749 |
if (dirID) |
| 750 |
current_dir = dirID; |
| 751 |
else { |
| 752 |
uint32 wdpb = fs_data + fsReturn; |
| 753 |
WriteMacInt32(wdpb + ioNamePtr, 0); |
| 754 |
D(bug(" getting default volume\n")); |
| 755 |
r.a[0] = wdpb; |
| 756 |
Execute68k(fs_data + fsGetDefaultVol, &r); |
| 757 |
D(bug(" UTGetDefaultVol() returned %d, dirID %d\n", r.d[0], ReadMacInt32(wdpb + ioWDDirID))); |
| 758 |
result = r.d[0] & 0xffff; |
| 759 |
if (result == noErr) |
| 760 |
current_dir = ReadMacInt32(wdpb + ioWDDirID); |
| 761 |
} |
| 762 |
break; |
| 763 |
|
| 764 |
default: |
| 765 |
result = paramErr; |
| 766 |
break; |
| 767 |
} |
| 768 |
} |
| 769 |
return result; |
| 770 |
} |
| 771 |
|
| 772 |
|
| 773 |
/* |
| 774 |
* Get path component name |
| 775 |
*/ |
| 776 |
|
| 777 |
static int16 get_path_component_name(uint32 rec) |
| 778 |
{ |
| 779 |
// D(bug(" getting path component\n")); |
| 780 |
M68kRegisters r; |
| 781 |
r.a[0] = rec; |
| 782 |
Execute68k(fs_data + fsGetPathComponentName, &r); |
| 783 |
// D(bug(" UTGetPathComponentName returned %d\n", r.d[0])); |
| 784 |
return r.d[0] & 0xffff; |
| 785 |
} |
| 786 |
|
| 787 |
|
| 788 |
/* |
| 789 |
* Get FSItem and full path (->full_path) for file/dir specified in ParamBlock |
| 790 |
*/ |
| 791 |
|
| 792 |
static int16 get_item_and_path(uint32 pb, uint32 dirID, FSItem *&item, bool no_vol_name = false) |
| 793 |
{ |
| 794 |
M68kRegisters r; |
| 795 |
|
| 796 |
// Find FSItem for parent directory |
| 797 |
int16 result; |
| 798 |
uint32 current_dir; |
| 799 |
if ((result = get_current_dir(pb, dirID, current_dir, no_vol_name)) != noErr) |
| 800 |
return result; |
| 801 |
D(bug(" current dir %08x\n", current_dir)); |
| 802 |
FSItem *p = find_fsitem_by_id(current_dir); |
| 803 |
if (p == NULL) |
| 804 |
return dirNFErr; |
| 805 |
|
| 806 |
// Start parsing |
| 807 |
uint32 parseRec = fs_data + fsParseRec; |
| 808 |
WriteMacInt32(parseRec + ppNamePtr, ReadMacInt32(pb + ioNamePtr)); |
| 809 |
WriteMacInt16(parseRec + ppStartOffset, 0); |
| 810 |
WriteMacInt16(parseRec + ppComponentLength, 0); |
| 811 |
WriteMacInt8(parseRec + ppMoreName, false); |
| 812 |
WriteMacInt8(parseRec + ppFoundDelimiter, false); |
| 813 |
|
| 814 |
// Get length of volume name |
| 815 |
D(bug(" parsing pathname\n")); |
| 816 |
r.a[0] = parseRec + ppStartOffset; |
| 817 |
r.a[1] = ReadMacInt32(parseRec + ppNamePtr); |
| 818 |
Execute68k(fs_data + fsParsePathname, &r); |
| 819 |
D(bug(" UTParsePathname() returned %d, startOffset %d\n", r.d[0], ReadMacInt16(parseRec + ppStartOffset))); |
| 820 |
result = r.d[0] & 0xffff; |
| 821 |
if (result == noErr) { |
| 822 |
|
| 823 |
// Check for leading delimiter of the partial pathname |
| 824 |
result = get_path_component_name(parseRec); |
| 825 |
if (result == noErr) { |
| 826 |
if (ReadMacInt16(parseRec + ppComponentLength) == 0 && ReadMacInt8(parseRec + ppFoundDelimiter)) { |
| 827 |
// Get past initial delimiter |
| 828 |
WriteMacInt16(parseRec + ppStartOffset, ReadMacInt16(parseRec + ppStartOffset) + 1); |
| 829 |
} |
| 830 |
|
| 831 |
// Parse until there is no more pathname to parse |
| 832 |
while ((result == noErr) && ReadMacInt8(parseRec + ppMoreName)) { |
| 833 |
|
| 834 |
// Search for the next delimiter from startOffset |
| 835 |
result = get_path_component_name(parseRec); |
| 836 |
if (result == noErr) { |
| 837 |
if (ReadMacInt16(parseRec + ppComponentLength) == 0) { |
| 838 |
|
| 839 |
// Delimiter immediately following another delimiter, get parent |
| 840 |
if (current_dir != ROOT_ID) { |
| 841 |
p = p->parent; |
| 842 |
current_dir = p->id; |
| 843 |
} else |
| 844 |
result = bdNamErr; |
| 845 |
|
| 846 |
// startOffset = start of next component |
| 847 |
WriteMacInt16(parseRec + ppStartOffset, ReadMacInt16(parseRec + ppStartOffset) + 1); |
| 848 |
|
| 849 |
} else if (ReadMacInt8(parseRec + ppMoreName)) { |
| 850 |
|
| 851 |
// Component found and isn't the last, so it must be a directory, enter it |
| 852 |
char name[32]; |
| 853 |
strn2cstr(name, (char *)Mac2HostAddr(ReadMacInt32(parseRec + ppNamePtr)) + ReadMacInt16(parseRec + ppStartOffset) + 1, ReadMacInt16(parseRec + ppComponentLength)); |
| 854 |
D(bug(" entering %s\n", name)); |
| 855 |
p = find_fsitem(name, p); |
| 856 |
current_dir = p->id; |
| 857 |
|
| 858 |
// startOffset = start of next component |
| 859 |
WriteMacInt16(parseRec + ppStartOffset, ReadMacInt16(parseRec + ppStartOffset) + ReadMacInt16(parseRec + ppComponentLength) + 1); |
| 860 |
} |
| 861 |
} |
| 862 |
} |
| 863 |
|
| 864 |
if (result == noErr) { |
| 865 |
|
| 866 |
// There is no more pathname to parse |
| 867 |
if (ReadMacInt16(parseRec + ppComponentLength) == 0) { |
| 868 |
|
| 869 |
// Pathname ended with '::' or was simply a volume name, so current directory is the object |
| 870 |
item = p; |
| 871 |
|
| 872 |
} else { |
| 873 |
|
| 874 |
// Pathname ended with 'name:' or 'name', so name is the object |
| 875 |
char name[32]; |
| 876 |
strn2cstr(name, (char *)Mac2HostAddr(ReadMacInt32(parseRec + ppNamePtr)) + ReadMacInt16(parseRec + ppStartOffset) + 1, ReadMacInt16(parseRec + ppComponentLength)); |
| 877 |
D(bug(" object is %s\n", name)); |
| 878 |
item = find_fsitem(name, p); |
| 879 |
} |
| 880 |
} |
| 881 |
} |
| 882 |
|
| 883 |
} else { |
| 884 |
|
| 885 |
// Default to bad name |
| 886 |
result = bdNamErr; |
| 887 |
|
| 888 |
if (ReadMacInt32(pb + ioNamePtr) == 0 || ReadMacInt8(ReadMacInt32(pb + ioNamePtr)) == 0) { |
| 889 |
|
| 890 |
// Pathname was NULL or a zero length string, so we found a directory at the end of the string |
| 891 |
item = p; |
| 892 |
result = noErr; |
| 893 |
} |
| 894 |
} |
| 895 |
|
| 896 |
// Eat the path |
| 897 |
if (result == noErr) { |
| 898 |
get_path_for_fsitem(item); |
| 899 |
D(bug(" path %s\n", full_path)); |
| 900 |
} |
| 901 |
return result; |
| 902 |
} |
| 903 |
|
| 904 |
|
| 905 |
/* |
| 906 |
* Find FCB for given file RefNum |
| 907 |
*/ |
| 908 |
|
| 909 |
static uint32 find_fcb(int16 refNum) |
| 910 |
{ |
| 911 |
D(bug(" finding FCB\n")); |
| 912 |
M68kRegisters r; |
| 913 |
r.d[0] = refNum; |
| 914 |
r.a[0] = fs_data + fsReturn; |
| 915 |
Execute68k(fs_data + fsResolveFCB, &r); |
| 916 |
uint32 fcb = ReadMacInt32(fs_data + fsReturn); |
| 917 |
D(bug(" UTResolveFCB() returned %d, fcb %08lx\n", r.d[0], fcb)); |
| 918 |
if (r.d[0] & 0xffff) |
| 919 |
return 0; |
| 920 |
else |
| 921 |
return fcb; |
| 922 |
} |
| 923 |
|
| 924 |
|
| 925 |
/* |
| 926 |
* HFS interface functions |
| 927 |
*/ |
| 928 |
|
| 929 |
// Check if volume belongs to our FS |
| 930 |
static int16 fs_mount_vol(uint32 pb) |
| 931 |
{ |
| 932 |
D(bug(" fs_mount_vol(%08lx), vRefNum %d\n", pb, ReadMacInt16(pb + ioVRefNum))); |
| 933 |
if (ReadMacInt16(pb + ioVRefNum) == drive_number) |
| 934 |
return noErr; |
| 935 |
else |
| 936 |
return extFSErr; |
| 937 |
} |
| 938 |
|
| 939 |
// Mount volume |
| 940 |
static int16 fs_volume_mount(uint32 pb) |
| 941 |
{ |
| 942 |
D(bug(" fs_volume_mount(%08lx)\n", pb)); |
| 943 |
M68kRegisters r; |
| 944 |
|
| 945 |
// Create new VCB |
| 946 |
D(bug(" creating VCB\n")); |
| 947 |
r.a[0] = fs_data + fsReturn; |
| 948 |
r.a[1] = fs_data + fsReturn + 2; |
| 949 |
Execute68k(fs_data + fsAllocateVCB, &r); |
| 950 |
uint16 sysVCBLength = ReadMacInt16(fs_data + fsReturn); |
| 951 |
uint32 vcb = ReadMacInt32(fs_data + fsReturn + 2); |
| 952 |
D(bug(" UTAllocateVCB() returned %d, vcb %08lx, size %d\n", r.d[0], vcb, sysVCBLength)); |
| 953 |
if (r.d[0] & 0xffff) |
| 954 |
return r.d[0]; |
| 955 |
|
| 956 |
// Init VCB |
| 957 |
WriteMacInt16(vcb + vcbSigWord, 0x4244); |
| 958 |
#ifdef __BEOS__ |
| 959 |
WriteMacInt32(vcb + vcbCrDate, root_stat.st_crtime + TIME_OFFSET); |
| 960 |
#else |
| 961 |
WriteMacInt32(vcb + vcbCrDate, 0); |
| 962 |
#endif |
| 963 |
WriteMacInt32(vcb + vcbLsMod, root_stat.st_mtime + TIME_OFFSET); |
| 964 |
WriteMacInt32(vcb + vcbVolBkUp, 0); |
| 965 |
WriteMacInt16(vcb + vcbNmFls, 1); //!! |
| 966 |
WriteMacInt16(vcb + vcbNmRtDirs, 1); //!! |
| 967 |
WriteMacInt16(vcb + vcbNmAlBlks, 0xffff); //!! |
| 968 |
WriteMacInt32(vcb + vcbAlBlkSiz, 1024); |
| 969 |
WriteMacInt32(vcb + vcbClpSiz, 1024); |
| 970 |
WriteMacInt32(vcb + vcbNxtCNID, next_cnid); |
| 971 |
WriteMacInt16(vcb + vcbFreeBks, 0xffff); //!! |
| 972 |
Host2Mac_memcpy(vcb + vcbVN, VOLUME_NAME, 28); |
| 973 |
WriteMacInt16(vcb + vcbFSID, MY_FSID); |
| 974 |
WriteMacInt32(vcb + vcbFilCnt, 1); //!! |
| 975 |
WriteMacInt32(vcb + vcbDirCnt, 1); //!! |
| 976 |
|
| 977 |
// Add VCB to VCB queue |
| 978 |
D(bug(" adding VCB to queue\n")); |
| 979 |
r.d[0] = drive_number; |
| 980 |
r.a[0] = fs_data + fsReturn; |
| 981 |
r.a[1] = vcb; |
| 982 |
Execute68k(fs_data + fsAddNewVCB, &r); |
| 983 |
int16 vRefNum = ReadMacInt32(fs_data + fsReturn); |
| 984 |
D(bug(" UTAddNewVCB() returned %d, vRefNum %d\n", r.d[0], vRefNum)); |
| 985 |
if (r.d[0] & 0xffff) |
| 986 |
return r.d[0]; |
| 987 |
|
| 988 |
// Post diskInsertEvent |
| 989 |
D(bug(" posting diskInsertEvent\n")); |
| 990 |
r.d[0] = drive_number; |
| 991 |
r.a[0] = 7; // diskEvent |
| 992 |
Execute68kTrap(0xa02f, &r); // PostEvent() |
| 993 |
|
| 994 |
// Return volume RefNum |
| 995 |
WriteMacInt16(pb + ioVRefNum, vRefNum); |
| 996 |
return noErr; |
| 997 |
} |
| 998 |
|
| 999 |
// Unmount volume |
| 1000 |
static int16 fs_unmount_vol(uint32 vcb) |
| 1001 |
{ |
| 1002 |
D(bug(" fs_unmount_vol(%08lx), vRefNum %d\n", vcb, ReadMacInt16(vcb + vcbVRefNum))); |
| 1003 |
M68kRegisters r; |
| 1004 |
|
| 1005 |
// Remove and free VCB |
| 1006 |
D(bug(" freeing VCB\n")); |
| 1007 |
r.a[0] = vcb; |
| 1008 |
Execute68k(fs_data + fsDisposeVCB, &r); |
| 1009 |
D(bug(" UTDisposeVCB() returned %d\n", r.d[0])); |
| 1010 |
return r.d[0]; |
| 1011 |
} |
| 1012 |
|
| 1013 |
// Get information about a volume (HVolumeParam) |
| 1014 |
static int16 fs_get_vol_info(uint32 pb, bool hfs) |
| 1015 |
{ |
| 1016 |
// D(bug(" fs_get_vol_info(%08lx)\n", pb)); |
| 1017 |
|
| 1018 |
// Fill in struct |
| 1019 |
if (ReadMacInt32(pb + ioNamePtr)) |
| 1020 |
pstrcpy((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), VOLUME_NAME); |
| 1021 |
#ifdef __BEOS__ |
| 1022 |
WriteMacInt32(pb + ioVCrDate, root_stat.st_crtime + TIME_OFFSET); |
| 1023 |
#else |
| 1024 |
WriteMacInt32(pb + ioVCrDate, 0); |
| 1025 |
#endif |
| 1026 |
WriteMacInt32(pb + ioVLsMod, root_stat.st_mtime + TIME_OFFSET); |
| 1027 |
WriteMacInt16(pb + ioVAtrb, 0); |
| 1028 |
WriteMacInt16(pb + ioVNmFls, 1); //!! |
| 1029 |
WriteMacInt16(pb + ioVBitMap, 0); |
| 1030 |
WriteMacInt16(pb + ioAllocPtr, 0); |
| 1031 |
WriteMacInt16(pb + ioVNmAlBlks, 0xffff); //!! |
| 1032 |
WriteMacInt32(pb + ioVAlBlkSiz, 1024); |
| 1033 |
WriteMacInt32(pb + ioVClpSiz, 1024); |
| 1034 |
WriteMacInt16(pb + ioAlBlSt, 0); |
| 1035 |
WriteMacInt32(pb + ioVNxtCNID, next_cnid); |
| 1036 |
WriteMacInt16(pb + ioVFrBlk, 0xffff); //!! |
| 1037 |
if (hfs) { |
| 1038 |
WriteMacInt16(pb + ioVDrvInfo, drive_number); |
| 1039 |
WriteMacInt16(pb + ioVDRefNum, ReadMacInt16(fs_data + fsDrvStatus + dsQRefNum)); |
| 1040 |
WriteMacInt16(pb + ioVFSID, MY_FSID); |
| 1041 |
WriteMacInt32(pb + ioVBkUp, 0); |
| 1042 |
WriteMacInt16(pb + ioVSeqNum, 0); |
| 1043 |
WriteMacInt32(pb + ioVWrCnt, 0); |
| 1044 |
WriteMacInt32(pb + ioVFilCnt, 1); //!! |
| 1045 |
WriteMacInt32(pb + ioVDirCnt, 1); //!! |
| 1046 |
Mac_memset(pb + ioVFndrInfo, 0, 32); |
| 1047 |
} |
| 1048 |
return noErr; |
| 1049 |
} |
| 1050 |
|
| 1051 |
// Change volume information (HVolumeParam) |
| 1052 |
static int16 fs_set_vol_info(uint32 pb) |
| 1053 |
{ |
| 1054 |
D(bug(" fs_set_vol_info(%08lx)\n", pb)); |
| 1055 |
|
| 1056 |
//!! times |
| 1057 |
return noErr; |
| 1058 |
} |
| 1059 |
|
| 1060 |
// Get volume parameter block |
| 1061 |
static int16 fs_get_vol_parms(uint32 pb) |
| 1062 |
{ |
| 1063 |
// D(bug(" fs_get_vol_parms(%08lx)\n", pb)); |
| 1064 |
|
| 1065 |
// Return parameter block |
| 1066 |
uint32 actual = ReadMacInt32(pb + ioReqCount); |
| 1067 |
if (actual > SIZEOF_GetVolParmsInfoBuffer) |
| 1068 |
actual = SIZEOF_GetVolParmsInfoBuffer; |
| 1069 |
WriteMacInt32(pb + ioActCount, actual); |
| 1070 |
uint32 p = ReadMacInt32(pb + ioBuffer); |
| 1071 |
if (actual > vMVersion) WriteMacInt16(p + vMVersion, 2); |
| 1072 |
if (actual > vMAttrib) WriteMacInt32(p + vMAttrib, kNoMiniFndr | kNoVNEdit | kNoLclSync | kTrshOffLine | kNoSwitchTo | kNoBootBlks | kNoSysDir | kHasExtFSVol); |
| 1073 |
if (actual > vMLocalHand) WriteMacInt32(p + vMLocalHand, 0); |
| 1074 |
if (actual > vMServerAdr) WriteMacInt32(p + vMServerAdr, 0); |
| 1075 |
if (actual > vMVolumeGrade) WriteMacInt32(p + vMVolumeGrade, 0); |
| 1076 |
if (actual > vMForeignPrivID) WriteMacInt16(p + vMForeignPrivID, 0); |
| 1077 |
return noErr; |
| 1078 |
} |
| 1079 |
|
| 1080 |
// Get default volume (WDParam) |
| 1081 |
static int16 fs_get_vol(uint32 pb) |
| 1082 |
{ |
| 1083 |
D(bug(" fs_get_vol(%08lx)\n", pb)); |
| 1084 |
M68kRegisters r; |
| 1085 |
|
| 1086 |
// Getting default volume |
| 1087 |
D(bug(" getting default volume\n")); |
| 1088 |
r.a[0] = pb; |
| 1089 |
Execute68k(fs_data + fsGetDefaultVol, &r); |
| 1090 |
D(bug(" UTGetDefaultVol() returned %d\n", r.d[0])); |
| 1091 |
return r.d[0]; |
| 1092 |
} |
| 1093 |
|
| 1094 |
// Set default volume (WDParam) |
| 1095 |
static int16 fs_set_vol(uint32 pb, bool hfs, uint32 vcb) |
| 1096 |
{ |
| 1097 |
D(bug(" fs_set_vol(%08lx), vRefNum %d, name %.31s, dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), ReadMacInt32(pb + ioWDDirID))); |
| 1098 |
M68kRegisters r; |
| 1099 |
|
| 1100 |
// Determine parameters |
| 1101 |
uint32 dirID; |
| 1102 |
int16 refNum; |
| 1103 |
if (hfs) { |
| 1104 |
|
| 1105 |
// Find FSItem for given dir |
| 1106 |
FSItem *fs_item; |
| 1107 |
int16 result = get_item_and_path(pb, ReadMacInt32(pb + ioWDDirID), fs_item); |
| 1108 |
if (result != noErr) |
| 1109 |
return result; |
| 1110 |
|
| 1111 |
// Is it a directory? |
| 1112 |
struct stat st; |
| 1113 |
if (stat(full_path, &st)) |
| 1114 |
return dirNFErr; |
| 1115 |
if (!S_ISDIR(st.st_mode)) |
| 1116 |
return dirNFErr; |
| 1117 |
|
| 1118 |
// Get dirID and refNum |
| 1119 |
dirID = fs_item->id; |
| 1120 |
refNum = ReadMacInt16(vcb + vcbVRefNum); |
| 1121 |
|
| 1122 |
} else { |
| 1123 |
|
| 1124 |
// Is the given vRefNum a working directory number? |
| 1125 |
D(bug(" checking for WDRefNum\n")); |
| 1126 |
r.d[0] = ReadMacInt16(pb + ioVRefNum); |
| 1127 |
Execute68k(fs_data + fsCheckWDRefNum, &r); |
| 1128 |
D(bug(" UTCheckWDRefNum() returned %d\n", r.d[0])); |
| 1129 |
if (r.d[0] & 0xffff) { |
| 1130 |
// Volume refNum |
| 1131 |
dirID = ROOT_ID; |
| 1132 |
refNum = ReadMacInt16(vcb + vcbVRefNum); |
| 1133 |
} else { |
| 1134 |
// WD refNum |
| 1135 |
dirID = 0; |
| 1136 |
refNum = ReadMacInt16(pb + ioVRefNum); |
| 1137 |
} |
| 1138 |
} |
| 1139 |
|
| 1140 |
// Setting default volume |
| 1141 |
D(bug(" setting default volume\n")); |
| 1142 |
r.d[0] = 0; |
| 1143 |
r.d[1] = dirID; |
| 1144 |
r.d[2] = refNum; |
| 1145 |
Execute68k(fs_data + fsSetDefaultVol, &r); |
| 1146 |
D(bug(" UTSetDefaultVol() returned %d\n", r.d[0])); |
| 1147 |
return r.d[0]; |
| 1148 |
} |
| 1149 |
|
| 1150 |
// Query file attributes (HFileParam) |
| 1151 |
static int16 fs_get_file_info(uint32 pb, bool hfs, uint32 dirID) |
| 1152 |
{ |
| 1153 |
D(bug(" fs_get_file_info(%08lx), vRefNum %d, name %.31s, idx %d, dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), ReadMacInt16(pb + ioFDirIndex), dirID)); |
| 1154 |
|
| 1155 |
FSItem *fs_item; |
| 1156 |
int16 dir_index = ReadMacInt16(pb + ioFDirIndex); |
| 1157 |
if (dir_index <= 0) { // Query item specified by ioDirID and ioNamePtr |
| 1158 |
|
| 1159 |
// Find FSItem for given file |
| 1160 |
int16 result = get_item_and_path(pb, dirID, fs_item); |
| 1161 |
if (result != noErr) |
| 1162 |
return result; |
| 1163 |
|
| 1164 |
} else { // Query item in directory specified by ioDirID by index |
| 1165 |
|
| 1166 |
// Find FSItem for parent directory |
| 1167 |
int16 result; |
| 1168 |
uint32 current_dir; |
| 1169 |
if ((result = get_current_dir(pb, dirID, current_dir, true)) != noErr) |
| 1170 |
return result; |
| 1171 |
FSItem *p = find_fsitem_by_id(current_dir); |
| 1172 |
if (p == NULL) |
| 1173 |
return dirNFErr; |
| 1174 |
get_path_for_fsitem(p); |
| 1175 |
|
| 1176 |
// Look for nth item in directory and add name to path |
| 1177 |
DIR *d = opendir(full_path); |
| 1178 |
if (d == NULL) |
| 1179 |
return dirNFErr; |
| 1180 |
struct dirent *de = NULL; |
| 1181 |
for (int i=0; i<dir_index; i++) { |
| 1182 |
read_next_de: |
| 1183 |
de = readdir(d); |
| 1184 |
if (de == NULL) { |
| 1185 |
closedir(d); |
| 1186 |
return fnfErr; |
| 1187 |
} |
| 1188 |
if (de->d_name[0] == '.') |
| 1189 |
goto read_next_de; // Suppress names beginning with '.' (MacOS could interpret these as driver names) |
| 1190 |
//!! suppress directories |
| 1191 |
} |
| 1192 |
add_path_comp(de->d_name); |
| 1193 |
|
| 1194 |
// Get FSItem for queried item |
| 1195 |
fs_item = find_fsitem(de->d_name, p); |
| 1196 |
closedir(d); |
| 1197 |
} |
| 1198 |
|
| 1199 |
// Get stats |
| 1200 |
struct stat st; |
| 1201 |
if (stat(full_path, &st)) |
| 1202 |
return fnfErr; |
| 1203 |
if (S_ISDIR(st.st_mode)) |
| 1204 |
return fnfErr; |
| 1205 |
|
| 1206 |
// Fill in struct from fs_item and stats |
| 1207 |
if (ReadMacInt32(pb + ioNamePtr)) |
| 1208 |
cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->name); |
| 1209 |
WriteMacInt16(pb + ioFRefNum, 0); |
| 1210 |
WriteMacInt8(pb + ioFlAttrib, access(full_path, W_OK) == 0 ? 0 : faLocked); |
| 1211 |
WriteMacInt32(pb + ioDirID, fs_item->id); |
| 1212 |
|
| 1213 |
#ifdef __BEOS__ |
| 1214 |
WriteMacInt32(pb + ioFlCrDat, st.st_crtime + TIME_OFFSET); |
| 1215 |
#else |
| 1216 |
WriteMacInt32(pb + ioFlCrDat, 0); |
| 1217 |
#endif |
| 1218 |
WriteMacInt32(pb + ioFlMdDat, st.st_mtime + TIME_OFFSET); |
| 1219 |
|
| 1220 |
Mac_memset(pb + ioFlFndrInfo, 0, SIZEOF_FInfo); |
| 1221 |
uint32 type, creator; // pb may point to kernel space, but stack is switched |
| 1222 |
get_finder_type(full_path, type, creator); |
| 1223 |
WriteMacInt32(pb + ioFlFndrInfo + fdType, type); |
| 1224 |
WriteMacInt32(pb + ioFlFndrInfo + fdCreator, creator); |
| 1225 |
uint16 fflags; |
| 1226 |
get_finder_flags(full_path, fflags); |
| 1227 |
WriteMacInt16(pb + ioFlFndrInfo + fdFlags, fflags); |
| 1228 |
|
| 1229 |
WriteMacInt16(pb + ioFlStBlk, 0); |
| 1230 |
WriteMacInt32(pb + ioFlLgLen, st.st_size); |
| 1231 |
WriteMacInt32(pb + ioFlPyLen, (st.st_size + 1023) & ~1023); |
| 1232 |
WriteMacInt16(pb + ioFlRStBlk, 0); |
| 1233 |
uint32 rf_size = get_rfork_size(full_path); |
| 1234 |
WriteMacInt32(pb + ioFlRLgLen, rf_size); |
| 1235 |
WriteMacInt32(pb + ioFlRPyLen, (rf_size + 1023) & ~1023); |
| 1236 |
|
| 1237 |
if (hfs) { |
| 1238 |
WriteMacInt32(pb + ioFlBkDat, 0); |
| 1239 |
Mac_memset(pb + ioFlXFndrInfo, 0, SIZEOF_FXInfo); |
| 1240 |
WriteMacInt32(pb + ioFlParID, fs_item->parent_id); |
| 1241 |
WriteMacInt32(pb + ioFlClpSiz, 0); |
| 1242 |
} |
| 1243 |
return noErr; |
| 1244 |
} |
| 1245 |
|
| 1246 |
// Set file attributes (HFileParam) |
| 1247 |
static int16 fs_set_file_info(uint32 pb, bool hfs, uint32 dirID) |
| 1248 |
{ |
| 1249 |
D(bug(" fs_set_file_info(%08lx), vRefNum %d, name %.31s, idx %d, dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), ReadMacInt16(pb + ioFDirIndex), dirID)); |
| 1250 |
|
| 1251 |
// Find FSItem for given file/dir |
| 1252 |
FSItem *fs_item; |
| 1253 |
int16 result = get_item_and_path(pb, dirID, fs_item); |
| 1254 |
if (result != noErr) |
| 1255 |
return result; |
| 1256 |
|
| 1257 |
// Get stats |
| 1258 |
struct stat st; |
| 1259 |
if (stat(full_path, &st) < 0) |
| 1260 |
return errno2oserr(); |
| 1261 |
if (S_ISDIR(st.st_mode)) |
| 1262 |
return fnfErr; |
| 1263 |
|
| 1264 |
// Set attributes |
| 1265 |
set_finder_type(full_path, ReadMacInt32(pb + ioFlFndrInfo + fdType), ReadMacInt32(pb + ioFlFndrInfo + fdCreator)); |
| 1266 |
set_finder_flags(full_path, ReadMacInt16(pb + ioFlFndrInfo + fdFlags)); |
| 1267 |
//!! times |
| 1268 |
return noErr; |
| 1269 |
} |
| 1270 |
|
| 1271 |
// Query file/directory attributes |
| 1272 |
static int16 fs_get_cat_info(uint32 pb) |
| 1273 |
{ |
| 1274 |
D(bug(" fs_get_cat_info(%08lx), vRefNum %d, name %.31s, idx %d, dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), ReadMacInt16(pb + ioFDirIndex), ReadMacInt32(pb + ioDirID))); |
| 1275 |
|
| 1276 |
FSItem *fs_item; |
| 1277 |
int16 dir_index = ReadMacInt16(pb + ioFDirIndex); |
| 1278 |
if (dir_index < 0) { // Query directory specified by ioDirID |
| 1279 |
|
| 1280 |
// Find FSItem for directory |
| 1281 |
fs_item = find_fsitem_by_id(ReadMacInt32(pb + ioDrDirID)); |
| 1282 |
if (fs_item == NULL) |
| 1283 |
return dirNFErr; |
| 1284 |
get_path_for_fsitem(fs_item); |
| 1285 |
|
| 1286 |
} else if (dir_index == 0) { // Query item specified by ioDirID and ioNamePtr |
| 1287 |
|
| 1288 |
// Find FSItem for given file/dir |
| 1289 |
int16 result = get_item_and_path(pb, ReadMacInt32(pb + ioDirID), fs_item); |
| 1290 |
if (result != noErr) |
| 1291 |
return result; |
| 1292 |
|
| 1293 |
} else { // Query item in directory specified by ioDirID by index |
| 1294 |
|
| 1295 |
// Find FSItem for parent directory |
| 1296 |
int16 result; |
| 1297 |
uint32 current_dir; |
| 1298 |
if ((result = get_current_dir(pb, ReadMacInt32(pb + ioDirID), current_dir, true)) != noErr) |
| 1299 |
return result; |
| 1300 |
FSItem *p = find_fsitem_by_id(current_dir); |
| 1301 |
if (p == NULL) |
| 1302 |
return dirNFErr; |
| 1303 |
get_path_for_fsitem(p); |
| 1304 |
|
| 1305 |
// Look for nth item in directory and add name to path |
| 1306 |
DIR *d = opendir(full_path); |
| 1307 |
if (d == NULL) |
| 1308 |
return dirNFErr; |
| 1309 |
struct dirent *de = NULL; |
| 1310 |
for (int i=0; i<dir_index; i++) { |
| 1311 |
read_next_de: |
| 1312 |
de = readdir(d); |
| 1313 |
if (de == NULL) { |
| 1314 |
closedir(d); |
| 1315 |
return fnfErr; |
| 1316 |
} |
| 1317 |
if (de->d_name[0] == '.') |
| 1318 |
goto read_next_de; // Suppress names beginning with '.' (MacOS could interpret these as driver names) |
| 1319 |
} |
| 1320 |
add_path_comp(de->d_name); |
| 1321 |
|
| 1322 |
// Get FSItem for queried item |
| 1323 |
fs_item = find_fsitem(de->d_name, p); |
| 1324 |
closedir(d); |
| 1325 |
} |
| 1326 |
D(bug(" path %s\n", full_path)); |
| 1327 |
|
| 1328 |
// Get stats |
| 1329 |
struct stat st; |
| 1330 |
if (stat(full_path, &st) < 0) |
| 1331 |
return errno2oserr(); |
| 1332 |
if (dir_index == -1 && !S_ISDIR(st.st_mode)) |
| 1333 |
return dirNFErr; |
| 1334 |
|
| 1335 |
// Fill in struct from fs_item and stats |
| 1336 |
if (ReadMacInt32(pb + ioNamePtr)) |
| 1337 |
cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->name); |
| 1338 |
WriteMacInt16(pb + ioFRefNum, 0); |
| 1339 |
WriteMacInt8(pb + ioFlAttrib, (S_ISDIR(st.st_mode) ? faIsDir : 0) | (access(full_path, W_OK) == 0 ? 0 : faLocked)); |
| 1340 |
WriteMacInt8(pb + ioACUser, 0); |
| 1341 |
WriteMacInt32(pb + ioDirID, fs_item->id); |
| 1342 |
WriteMacInt32(pb + ioFlParID, fs_item->parent_id); |
| 1343 |
#ifdef __BEOS__ |
| 1344 |
WriteMacInt32(pb + ioFlCrDat, st.st_crtime + TIME_OFFSET); |
| 1345 |
#else |
| 1346 |
WriteMacInt32(pb + ioFlCrDat, 0); |
| 1347 |
#endif |
| 1348 |
time_t mtime = st.st_mtime; |
| 1349 |
bool cached = true; |
| 1350 |
if (mtime > fs_item->mtime) { |
| 1351 |
fs_item->mtime = mtime; |
| 1352 |
cached = false; |
| 1353 |
} |
| 1354 |
WriteMacInt32(pb + ioFlMdDat, mtime + TIME_OFFSET); |
| 1355 |
WriteMacInt32(pb + ioFlBkDat, 0); |
| 1356 |
if (S_ISDIR(st.st_mode)) { |
| 1357 |
Mac_memset(pb + ioDrUsrWds, 0, SIZEOF_DInfo); |
| 1358 |
Mac_memset(pb + ioDrFndrInfo, 0, SIZEOF_DXInfo); |
| 1359 |
uint16 fflags; // pb may point to kernel space, but stack is switched |
| 1360 |
get_finder_flags(full_path, fflags); |
| 1361 |
WriteMacInt16(pb + ioDrUsrWds + frFlags, fflags); |
| 1362 |
|
| 1363 |
// Determine number of files in directory (cached) |
| 1364 |
int count; |
| 1365 |
if (cached) |
| 1366 |
count = fs_item->cache_dircount; |
| 1367 |
else { |
| 1368 |
count = 0; |
| 1369 |
DIR *d = opendir(full_path); |
| 1370 |
if (d) { |
| 1371 |
struct dirent *de; |
| 1372 |
for (;;) { |
| 1373 |
de = readdir(d); |
| 1374 |
if (de == NULL) |
| 1375 |
break; |
| 1376 |
if (de->d_name[0] == '.') |
| 1377 |
continue; // Suppress names beginning with '.' |
| 1378 |
count++; |
| 1379 |
} |
| 1380 |
closedir(d); |
| 1381 |
} |
| 1382 |
fs_item->cache_dircount = count; |
| 1383 |
} |
| 1384 |
WriteMacInt16(pb + ioDrNmFls, count); |
| 1385 |
} else { |
| 1386 |
Mac_memset(pb + ioFlFndrInfo, 0, SIZEOF_FInfo); |
| 1387 |
Mac_memset(pb + ioFlXFndrInfo, 0, SIZEOF_FXInfo); |
| 1388 |
uint32 type, creator; // pb may point to kernel space, but stack is switched |
| 1389 |
get_finder_type(full_path, type, creator); |
| 1390 |
WriteMacInt32(pb + ioFlFndrInfo + fdType, type); |
| 1391 |
WriteMacInt32(pb + ioFlFndrInfo + fdCreator, creator); |
| 1392 |
uint16 fflags; |
| 1393 |
get_finder_flags(full_path, fflags); |
| 1394 |
WriteMacInt16(pb + ioFlFndrInfo + fdFlags, fflags); |
| 1395 |
WriteMacInt16(pb + ioFlStBlk, 0); |
| 1396 |
WriteMacInt32(pb + ioFlLgLen, st.st_size); |
| 1397 |
WriteMacInt32(pb + ioFlPyLen, (st.st_size + 1023) & ~1023); |
| 1398 |
WriteMacInt16(pb + ioFlRStBlk, 0); |
| 1399 |
uint32 rf_size = get_rfork_size(full_path); |
| 1400 |
WriteMacInt32(pb + ioFlRLgLen, rf_size); |
| 1401 |
WriteMacInt32(pb + ioFlRPyLen, (rf_size + 1023) & ~1023); |
| 1402 |
WriteMacInt32(pb + ioFlClpSiz, 0); |
| 1403 |
} |
| 1404 |
return noErr; |
| 1405 |
} |
| 1406 |
|
| 1407 |
// Set file/directory attributes |
| 1408 |
static int16 fs_set_cat_info(uint32 pb) |
| 1409 |
{ |
| 1410 |
D(bug(" fs_set_cat_info(%08lx), vRefNum %d, name %.31s, idx %d, dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), ReadMacInt16(pb + ioFDirIndex), ReadMacInt32(pb + ioDirID))); |
| 1411 |
|
| 1412 |
// Find FSItem for given file/dir |
| 1413 |
FSItem *fs_item; |
| 1414 |
int16 result = get_item_and_path(pb, ReadMacInt32(pb + ioDirID), fs_item); |
| 1415 |
if (result != noErr) |
| 1416 |
return result; |
| 1417 |
|
| 1418 |
// Get stats |
| 1419 |
struct stat st; |
| 1420 |
if (stat(full_path, &st) < 0) |
| 1421 |
return errno2oserr(); |
| 1422 |
|
| 1423 |
// Set attributes |
| 1424 |
if (S_ISDIR(st.st_mode)) |
| 1425 |
set_finder_flags(full_path, ReadMacInt16(pb + ioDrUsrWds + frFlags)); |
| 1426 |
else { |
| 1427 |
set_finder_type(full_path, ReadMacInt32(pb + ioFlFndrInfo + fdType), ReadMacInt32(pb + ioFlFndrInfo + fdCreator)); |
| 1428 |
set_finder_flags(full_path, ReadMacInt16(pb + ioFlFndrInfo + fdFlags)); |
| 1429 |
} |
| 1430 |
//!! times |
| 1431 |
return noErr; |
| 1432 |
} |
| 1433 |
|
| 1434 |
// Open file |
| 1435 |
static int16 fs_open(uint32 pb, uint32 dirID, uint32 vcb, bool resource_fork) |
| 1436 |
{ |
| 1437 |
D(bug(" fs_open(%08lx), %s, vRefNum %d, name %.31s, dirID %d, perm %d\n", pb, resource_fork ? "rsrc" : "data", ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), dirID, ReadMacInt8(pb + ioPermssn))); |
| 1438 |
M68kRegisters r; |
| 1439 |
|
| 1440 |
// Find FSItem for given file |
| 1441 |
FSItem *fs_item; |
| 1442 |
int16 result = get_item_and_path(pb, dirID, fs_item); |
| 1443 |
if (result != noErr) |
| 1444 |
return result; |
| 1445 |
|
| 1446 |
// Convert ioPermssn to open() flag |
| 1447 |
int flag = 0; |
| 1448 |
bool write_ok = (access(full_path, W_OK) == 0); |
| 1449 |
switch (ReadMacInt8(pb + ioPermssn)) { |
| 1450 |
case fsCurPerm: // Whatever is currently allowed |
| 1451 |
if (write_ok) |
| 1452 |
flag = O_RDWR; |
| 1453 |
else |
| 1454 |
flag = O_RDONLY; |
| 1455 |
break; |
| 1456 |
case fsRdPerm: // Exclusive read |
| 1457 |
flag = O_RDONLY; |
| 1458 |
break; |
| 1459 |
case fsWrPerm: // Exclusive write |
| 1460 |
flag = O_WRONLY; |
| 1461 |
break; |
| 1462 |
case fsRdWrPerm: // Exclusive read/write |
| 1463 |
case fsRdWrShPerm: // Shared read/write |
| 1464 |
default: |
| 1465 |
flag = O_RDWR; |
| 1466 |
break; |
| 1467 |
} |
| 1468 |
|
| 1469 |
// Try to open and stat the file |
| 1470 |
int fd = -1; |
| 1471 |
struct stat st; |
| 1472 |
if (resource_fork) { |
| 1473 |
if (access(full_path, F_OK)) |
| 1474 |
return fnfErr; |
| 1475 |
fd = open_rfork(full_path, flag); |
| 1476 |
if (fd > 0) { |
| 1477 |
if (fstat(fd, &st) < 0) { |
| 1478 |
close(fd); |
| 1479 |
return errno2oserr(); |
| 1480 |
} |
| 1481 |
} else { // Resource fork not supported, silently ignore it ("pseudo" resource fork) |
| 1482 |
st.st_size = 0; |
| 1483 |
st.st_mode = 0; |
| 1484 |
} |
| 1485 |
} else { |
| 1486 |
fd = open(full_path, flag); |
| 1487 |
if (fd < 0) |
| 1488 |
return errno2oserr(); |
| 1489 |
if (fstat(fd, &st) < 0) { |
| 1490 |
close(fd); |
| 1491 |
return errno2oserr(); |
| 1492 |
} |
| 1493 |
} |
| 1494 |
|
| 1495 |
// File open, allocate FCB |
| 1496 |
D(bug(" allocating FCB\n")); |
| 1497 |
r.a[0] = pb + ioRefNum; |
| 1498 |
r.a[1] = fs_data + fsReturn; |
| 1499 |
Execute68k(fs_data + fsAllocateFCB, &r); |
| 1500 |
uint32 fcb = ReadMacInt32(fs_data + fsReturn); |
| 1501 |
D(bug(" UTAllocateFCB() returned %d, fRefNum %d, fcb %08lx\n", r.d[0], ReadMacInt16(pb + ioRefNum), fcb)); |
| 1502 |
if (r.d[0] & 0xffff) { |
| 1503 |
close(fd); |
| 1504 |
return r.d[0]; |
| 1505 |
} |
| 1506 |
|
| 1507 |
// Initialize FCB, fd is stored in fcbCatPos |
| 1508 |
WriteMacInt32(fcb + fcbFlNm, fs_item->id); |
| 1509 |
WriteMacInt8(fcb + fcbFlags, ((flag == O_WRONLY || flag == O_RDWR) ? fcbWriteMask : 0) | (resource_fork ? fcbResourceMask : 0) | (write_ok ? 0 : fcbFileLockedMask)); |
| 1510 |
WriteMacInt32(fcb + fcbEOF, st.st_size); |
| 1511 |
WriteMacInt32(fcb + fcbPLen, (st.st_size + 1023) & ~1023); |
| 1512 |
WriteMacInt32(fcb + fcbCrPs, 0); |
| 1513 |
WriteMacInt32(fcb + fcbVPtr, vcb); |
| 1514 |
WriteMacInt32(fcb + fcbClmpSize, 1024); |
| 1515 |
uint32 type, creator; // BeOS: fcb may point to kernel space, but stack is switched |
| 1516 |
get_finder_type(full_path, type, creator); |
| 1517 |
WriteMacInt32(fcb + fcbFType, type); |
| 1518 |
WriteMacInt32(fcb + fcbCatPos, fd); |
| 1519 |
WriteMacInt32(fcb + fcbDirID, fs_item->parent_id); |
| 1520 |
cstr2pstr((char *)Mac2HostAddr(fcb + fcbCName), fs_item->name); |
| 1521 |
return noErr; |
| 1522 |
} |
| 1523 |
|
| 1524 |
// Close file |
| 1525 |
static int16 fs_close(uint32 pb) |
| 1526 |
{ |
| 1527 |
D(bug(" fs_close(%08lx), refNum %d\n", pb, ReadMacInt16(pb + ioRefNum))); |
| 1528 |
M68kRegisters r; |
| 1529 |
|
| 1530 |
// Find FCB and fd for file |
| 1531 |
uint32 fcb = find_fcb(ReadMacInt16(pb + ioRefNum)); |
| 1532 |
if (fcb == 0) |
| 1533 |
return rfNumErr; |
| 1534 |
if (ReadMacInt32(fcb + fcbFlNm) == 0) |
| 1535 |
return fnOpnErr; |
| 1536 |
int fd = ReadMacInt32(fcb + fcbCatPos); |
| 1537 |
|
| 1538 |
// Close file |
| 1539 |
if (ReadMacInt8(fcb + fcbFlags) & fcbResourceMask) { |
| 1540 |
FSItem *item = find_fsitem_by_id(ReadMacInt32(fcb + fcbFlNm)); |
| 1541 |
if (item) { |
| 1542 |
get_path_for_fsitem(item); |
| 1543 |
close_rfork(full_path, fd); |
| 1544 |
} |
| 1545 |
} else |
| 1546 |
close(fd); |
| 1547 |
WriteMacInt32(fcb + fcbCatPos, (uint32)-1); |
| 1548 |
|
| 1549 |
// Release FCB |
| 1550 |
D(bug(" releasing FCB\n")); |
| 1551 |
r.d[0] = ReadMacInt16(pb + ioRefNum); |
| 1552 |
Execute68k(fs_data + fsReleaseFCB, &r); |
| 1553 |
D(bug(" UTReleaseFCB() returned %d\n", r.d[0])); |
| 1554 |
return r.d[0]; |
| 1555 |
} |
| 1556 |
|
| 1557 |
// Query information about FCB (FCBPBRec) |
| 1558 |
static int16 fs_get_fcb_info(uint32 pb, uint32 vcb) |
| 1559 |
{ |
| 1560 |
D(bug(" fs_get_fcb_info(%08lx), vRefNum %d, refNum %d, idx %d\n", pb, ReadMacInt16(pb + ioVRefNum), ReadMacInt16(pb + ioRefNum), ReadMacInt16(pb + ioFCBIndx))); |
| 1561 |
M68kRegisters r; |
| 1562 |
|
| 1563 |
uint32 fcb = 0; |
| 1564 |
if (ReadMacInt16(pb + ioFCBIndx) == 0) { // Get information about single file |
| 1565 |
|
| 1566 |
// Find FCB for file |
| 1567 |
fcb = find_fcb(ReadMacInt16(pb + ioRefNum)); |
| 1568 |
|
| 1569 |
} else { // Get information about file specified by index |
| 1570 |
|
| 1571 |
// Find FCB by index |
| 1572 |
WriteMacInt16(pb + ioRefNum, 0); |
| 1573 |
for (int i=0; i<ReadMacInt16(pb + ioFCBIndx); i++) { |
| 1574 |
D(bug(" indexing FCBs\n")); |
| 1575 |
r.a[0] = vcb; |
| 1576 |
r.a[1] = pb + ioRefNum; |
| 1577 |
r.a[2] = fs_data + fsReturn; |
| 1578 |
Execute68k(fs_data + fsIndexFCB, &r); |
| 1579 |
fcb = ReadMacInt32(fs_data + fsReturn); |
| 1580 |
D(bug(" UTIndexFCB() returned %d, fcb %p\n", r.d[0], fcb)); |
| 1581 |
if (r.d[0] & 0xffff) |
| 1582 |
return r.d[0]; |
| 1583 |
} |
| 1584 |
} |
| 1585 |
if (fcb == 0) |
| 1586 |
return rfNumErr; |
| 1587 |
|
| 1588 |
// Copy information from FCB |
| 1589 |
if (ReadMacInt32(pb + ioNamePtr)) |
| 1590 |
pstrcpy((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), (char *)Mac2HostAddr(fcb + fcbCName)); |
| 1591 |
WriteMacInt32(pb + ioFCBFlNm, ReadMacInt32(fcb + fcbFlNm)); |
| 1592 |
WriteMacInt8(pb + ioFCBFlags, ReadMacInt8(fcb + fcbFlags)); |
| 1593 |
WriteMacInt16(pb + ioFCBStBlk, ReadMacInt16(fcb + fcbSBlk)); |
| 1594 |
WriteMacInt32(pb + ioFCBEOF, ReadMacInt32(fcb + fcbEOF)); |
| 1595 |
WriteMacInt32(pb + ioFCBPLen, ReadMacInt32(fcb + fcbPLen)); |
| 1596 |
WriteMacInt32(pb + ioFCBCrPs, ReadMacInt32(fcb + fcbCrPs)); |
| 1597 |
WriteMacInt16(pb + ioFCBVRefNum, ReadMacInt16(ReadMacInt32(fcb + fcbVPtr) + vcbVRefNum)); |
| 1598 |
WriteMacInt32(pb + ioFCBClpSiz, ReadMacInt32(fcb + fcbClmpSize)); |
| 1599 |
WriteMacInt32(pb + ioFCBParID, ReadMacInt32(fcb + fcbDirID)); |
| 1600 |
return noErr; |
| 1601 |
} |
| 1602 |
|
| 1603 |
// Obtain logical size of an open file |
| 1604 |
static int16 fs_get_eof(uint32 pb) |
| 1605 |
{ |
| 1606 |
D(bug(" fs_get_eof(%08lx), refNum %d\n", pb, ReadMacInt16(pb + ioRefNum))); |
| 1607 |
M68kRegisters r; |
| 1608 |
|
| 1609 |
// Find FCB and fd for file |
| 1610 |
uint32 fcb = find_fcb(ReadMacInt16(pb + ioRefNum)); |
| 1611 |
if (fcb == 0) |
| 1612 |
return rfNumErr; |
| 1613 |
if (ReadMacInt32(fcb + fcbFlNm) == 0) |
| 1614 |
return fnOpnErr; |
| 1615 |
int fd = ReadMacInt32(fcb + fcbCatPos); |
| 1616 |
if (fd < 0) |
| 1617 |
if (ReadMacInt8(fcb + fcbFlags) & fcbResourceMask) { // "pseudo" resource fork |
| 1618 |
WriteMacInt32(pb + ioMisc, 0); |
| 1619 |
return noErr; |
| 1620 |
} else |
| 1621 |
return fnOpnErr; |
| 1622 |
|
| 1623 |
// Get file size |
| 1624 |
struct stat st; |
| 1625 |
if (fstat(fd, &st) < 0) |
| 1626 |
return errno2oserr(); |
| 1627 |
|
| 1628 |
// Adjust FCBs |
| 1629 |
WriteMacInt32(fcb + fcbEOF, st.st_size); |
| 1630 |
WriteMacInt32(fcb + fcbPLen, (st.st_size + 1023) & ~1023); |
| 1631 |
WriteMacInt32(pb + ioMisc, st.st_size); |
| 1632 |
D(bug(" adjusting FCBs\n")); |
| 1633 |
r.d[0] = ReadMacInt16(pb + ioRefNum); |
| 1634 |
Execute68k(fs_data + fsAdjustEOF, &r); |
| 1635 |
D(bug(" UTAdjustEOF() returned %d\n", r.d[0])); |
| 1636 |
return noErr; |
| 1637 |
} |
| 1638 |
|
| 1639 |
// Truncate file |
| 1640 |
static int16 fs_set_eof(uint32 pb) |
| 1641 |
{ |
| 1642 |
D(bug(" fs_set_eof(%08lx), refNum %d, size %d\n", pb, ReadMacInt16(pb + ioRefNum), ReadMacInt32(pb + ioMisc))); |
| 1643 |
M68kRegisters r; |
| 1644 |
|
| 1645 |
// Find FCB and fd for file |
| 1646 |
uint32 fcb = find_fcb(ReadMacInt16(pb + ioRefNum)); |
| 1647 |
if (fcb == 0) |
| 1648 |
return rfNumErr; |
| 1649 |
if (ReadMacInt32(fcb + fcbFlNm) == 0) |
| 1650 |
return fnOpnErr; |
| 1651 |
int fd = ReadMacInt32(fcb + fcbCatPos); |
| 1652 |
if (fd < 0) |
| 1653 |
if (ReadMacInt8(fcb + fcbFlags) & fcbResourceMask) // "pseudo" resource fork |
| 1654 |
return noErr; |
| 1655 |
else |
| 1656 |
return fnOpnErr; |
| 1657 |
|
| 1658 |
// Truncate file |
| 1659 |
uint32 size = ReadMacInt32(pb + ioMisc); |
| 1660 |
if (ftruncate(fd, size) < 0) |
| 1661 |
return errno2oserr(); |
| 1662 |
|
| 1663 |
// Adjust FCBs |
| 1664 |
WriteMacInt32(fcb + fcbEOF, size); |
| 1665 |
WriteMacInt32(fcb + fcbPLen, (size + 1023) & ~1023); |
| 1666 |
D(bug(" adjusting FCBs\n")); |
| 1667 |
r.d[0] = ReadMacInt16(pb + ioRefNum); |
| 1668 |
Execute68k(fs_data + fsAdjustEOF, &r); |
| 1669 |
D(bug(" UTAdjustEOF() returned %d\n", r.d[0])); |
| 1670 |
return noErr; |
| 1671 |
} |
| 1672 |
|
| 1673 |
// Query current file position |
| 1674 |
static int16 fs_get_fpos(uint32 pb) |
| 1675 |
{ |
| 1676 |
D(bug(" fs_get_fpos(%08lx), refNum %d\n", pb, ReadMacInt16(pb + ioRefNum))); |
| 1677 |
|
| 1678 |
WriteMacInt32(pb + ioReqCount, 0); |
| 1679 |
WriteMacInt32(pb + ioActCount, 0); |
| 1680 |
WriteMacInt16(pb + ioPosMode, 0); |
| 1681 |
|
| 1682 |
// Find FCB and fd for file |
| 1683 |
uint32 fcb = find_fcb(ReadMacInt16(pb + ioRefNum)); |
| 1684 |
if (fcb == 0) |
| 1685 |
return rfNumErr; |
| 1686 |
if (ReadMacInt32(fcb + fcbFlNm) == 0) |
| 1687 |
return fnOpnErr; |
| 1688 |
int fd = ReadMacInt32(fcb + fcbCatPos); |
| 1689 |
if (fd < 0) |
| 1690 |
if (ReadMacInt8(fcb + fcbFlags) & fcbResourceMask) { // "pseudo" resource fork |
| 1691 |
WriteMacInt32(pb + ioPosOffset, 0); |
| 1692 |
return noErr; |
| 1693 |
} else |
| 1694 |
return fnOpnErr; |
| 1695 |
|
| 1696 |
// Get file position |
| 1697 |
uint32 pos = lseek(fd, 0, SEEK_CUR); |
| 1698 |
WriteMacInt32(fcb + fcbCrPs, pos); |
| 1699 |
WriteMacInt32(pb + ioPosOffset, pos); |
| 1700 |
return noErr; |
| 1701 |
} |
| 1702 |
|
| 1703 |
// Set current file position |
| 1704 |
static int16 fs_set_fpos(uint32 pb) |
| 1705 |
{ |
| 1706 |
D(bug(" fs_set_fpos(%08lx), refNum %d, posMode %d, offset %d\n", pb, ReadMacInt16(pb + ioRefNum), ReadMacInt16(pb + ioPosMode), ReadMacInt32(pb + ioPosOffset))); |
| 1707 |
|
| 1708 |
// Find FCB and fd for file |
| 1709 |
uint32 fcb = find_fcb(ReadMacInt16(pb + ioRefNum)); |
| 1710 |
if (fcb == 0) |
| 1711 |
return rfNumErr; |
| 1712 |
if (ReadMacInt32(fcb + fcbFlNm) == 0) |
| 1713 |
return fnOpnErr; |
| 1714 |
int fd = ReadMacInt32(fcb + fcbCatPos); |
| 1715 |
if (fd < 0) |
| 1716 |
if (ReadMacInt8(fcb + fcbFlags) & fcbResourceMask) { // "pseudo" resource fork |
| 1717 |
WriteMacInt32(pb + ioPosOffset, 0); |
| 1718 |
return noErr; |
| 1719 |
} else |
| 1720 |
return fnOpnErr; |
| 1721 |
|
| 1722 |
// Set file position |
| 1723 |
switch (ReadMacInt16(pb + ioPosMode)) { |
| 1724 |
case fsFromStart: |
| 1725 |
if (lseek(fd, ReadMacInt32(pb + ioPosOffset), SEEK_SET) < 0) |
| 1726 |
return posErr; |
| 1727 |
break; |
| 1728 |
case fsFromLEOF: |
| 1729 |
if (lseek(fd, (int32)ReadMacInt32(pb + ioPosOffset), SEEK_END) < 0) |
| 1730 |
return posErr; |
| 1731 |
break; |
| 1732 |
case fsFromMark: |
| 1733 |
if (lseek(fd, (int32)ReadMacInt32(pb + ioPosOffset), SEEK_CUR) < 0) |
| 1734 |
return posErr; |
| 1735 |
break; |
| 1736 |
default: |
| 1737 |
break; |
| 1738 |
} |
| 1739 |
uint32 pos = lseek(fd, 0, SEEK_CUR); |
| 1740 |
WriteMacInt32(fcb + fcbCrPs, pos); |
| 1741 |
WriteMacInt32(pb + ioPosOffset, pos); |
| 1742 |
return noErr; |
| 1743 |
} |
| 1744 |
|
| 1745 |
// Read from file |
| 1746 |
static int16 fs_read(uint32 pb) |
| 1747 |
{ |
| 1748 |
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))); |
| 1749 |
|
| 1750 |
// Find FCB and fd for file |
| 1751 |
uint32 fcb = find_fcb(ReadMacInt16(pb + ioRefNum)); |
| 1752 |
if (fcb == 0) |
| 1753 |
return rfNumErr; |
| 1754 |
if (ReadMacInt32(fcb + fcbFlNm) == 0) |
| 1755 |
return fnOpnErr; |
| 1756 |
int fd = ReadMacInt32(fcb + fcbCatPos); |
| 1757 |
if (fd < 0) |
| 1758 |
if (ReadMacInt8(fcb + fcbFlags) & fcbResourceMask) { // "pseudo" resource fork |
| 1759 |
WriteMacInt32(pb + ioActCount, 0); |
| 1760 |
return eofErr; |
| 1761 |
} else |
| 1762 |
return fnOpnErr; |
| 1763 |
|
| 1764 |
// Seek |
| 1765 |
switch (ReadMacInt16(pb + ioPosMode) & 3) { |
| 1766 |
case fsFromStart: |
| 1767 |
if (lseek(fd, ReadMacInt32(pb + ioPosOffset), SEEK_SET) < 0) |
| 1768 |
return posErr; |
| 1769 |
break; |
| 1770 |
case fsFromLEOF: |
| 1771 |
if (lseek(fd, (int32)ReadMacInt32(pb + ioPosOffset), SEEK_END) < 0) |
| 1772 |
return posErr; |
| 1773 |
break; |
| 1774 |
case fsFromMark: |
| 1775 |
if (lseek(fd, (int32)ReadMacInt32(pb + ioPosOffset), SEEK_CUR) < 0) |
| 1776 |
return posErr; |
| 1777 |
break; |
| 1778 |
} |
| 1779 |
|
| 1780 |
// Read |
| 1781 |
size_t actual = extfs_read(fd, Mac2HostAddr(ReadMacInt32(pb + ioBuffer)), ReadMacInt32(pb + ioReqCount)); |
| 1782 |
int16 read_err = errno2oserr(); |
| 1783 |
D(bug(" actual %d\n", actual)); |
| 1784 |
WriteMacInt32(pb + ioActCount, actual); |
| 1785 |
uint32 pos = lseek(fd, 0, SEEK_CUR); |
| 1786 |
WriteMacInt32(fcb + fcbCrPs, pos); |
| 1787 |
WriteMacInt32(pb + ioPosOffset, pos); |
| 1788 |
if (actual != ReadMacInt32(pb + ioReqCount)) |
| 1789 |
return read_err ? read_err : eofErr; |
| 1790 |
else |
| 1791 |
return noErr; |
| 1792 |
} |
| 1793 |
|
| 1794 |
// Write to file |
| 1795 |
static int16 fs_write(uint32 pb) |
| 1796 |
{ |
| 1797 |
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))); |
| 1798 |
|
| 1799 |
// Find FCB and fd for file |
| 1800 |
uint32 fcb = find_fcb(ReadMacInt16(pb + ioRefNum)); |
| 1801 |
if (fcb == 0) |
| 1802 |
return rfNumErr; |
| 1803 |
if (ReadMacInt32(fcb + fcbFlNm) == 0) |
| 1804 |
return fnOpnErr; |
| 1805 |
int fd = ReadMacInt32(fcb + fcbCatPos); |
| 1806 |
if (fd < 0) |
| 1807 |
if (ReadMacInt8(fcb + fcbFlags) & fcbResourceMask) { // "pseudo" resource fork |
| 1808 |
WriteMacInt32(pb + ioActCount, ReadMacInt32(pb + ioReqCount)); |
| 1809 |
return noErr; |
| 1810 |
} else |
| 1811 |
return fnOpnErr; |
| 1812 |
|
| 1813 |
// Seek |
| 1814 |
switch (ReadMacInt16(pb + ioPosMode) & 3) { |
| 1815 |
case fsFromStart: |
| 1816 |
if (lseek(fd, ReadMacInt32(pb + ioPosOffset), SEEK_SET) < 0) |
| 1817 |
return posErr; |
| 1818 |
break; |
| 1819 |
case fsFromLEOF: |
| 1820 |
if (lseek(fd, (int32)ReadMacInt32(pb + ioPosOffset), SEEK_END) < 0) |
| 1821 |
return posErr; |
| 1822 |
break; |
| 1823 |
case fsFromMark: |
| 1824 |
if (lseek(fd, (int32)ReadMacInt32(pb + ioPosOffset), SEEK_CUR) < 0) |
| 1825 |
return posErr; |
| 1826 |
break; |
| 1827 |
} |
| 1828 |
|
| 1829 |
// Write |
| 1830 |
size_t actual = extfs_write(fd, Mac2HostAddr(ReadMacInt32(pb + ioBuffer)), ReadMacInt32(pb + ioReqCount)); |
| 1831 |
int16 write_err = errno2oserr(); |
| 1832 |
D(bug(" actual %d\n", actual)); |
| 1833 |
WriteMacInt32(pb + ioActCount, actual); |
| 1834 |
uint32 pos = lseek(fd, 0, SEEK_CUR); |
| 1835 |
WriteMacInt32(fcb + fcbCrPs, pos); |
| 1836 |
WriteMacInt32(pb + ioPosOffset, pos); |
| 1837 |
if (actual != ReadMacInt32(pb + ioReqCount)) |
| 1838 |
return write_err; |
| 1839 |
else |
| 1840 |
return noErr; |
| 1841 |
} |
| 1842 |
|
| 1843 |
// Create file |
| 1844 |
static int16 fs_create(uint32 pb, uint32 dirID) |
| 1845 |
{ |
| 1846 |
D(bug(" fs_create(%08lx), vRefNum %d, name %.31s, dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), dirID)); |
| 1847 |
|
| 1848 |
// Find FSItem for given file |
| 1849 |
FSItem *fs_item; |
| 1850 |
int16 result = get_item_and_path(pb, dirID, fs_item); |
| 1851 |
if (result != noErr) |
| 1852 |
return result; |
| 1853 |
|
| 1854 |
// Does the file already exist? |
| 1855 |
if (access(full_path, F_OK) == 0) |
| 1856 |
return dupFNErr; |
| 1857 |
|
| 1858 |
// Create file |
| 1859 |
int fd = creat(full_path, 0666); |
| 1860 |
if (fd < 0) |
| 1861 |
return errno2oserr(); |
| 1862 |
else { |
| 1863 |
close(fd); |
| 1864 |
return noErr; |
| 1865 |
} |
| 1866 |
} |
| 1867 |
|
| 1868 |
// Create directory |
| 1869 |
static int16 fs_dir_create(uint32 pb) |
| 1870 |
{ |
| 1871 |
D(bug(" fs_dir_create(%08lx), vRefNum %d, name %.31s, dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), ReadMacInt32(pb + ioDirID))); |
| 1872 |
|
| 1873 |
// Find FSItem for given directory |
| 1874 |
FSItem *fs_item; |
| 1875 |
int16 result = get_item_and_path(pb, ReadMacInt32(pb + ioDirID), fs_item); |
| 1876 |
if (result != noErr) |
| 1877 |
return result; |
| 1878 |
|
| 1879 |
// Does the directory already exist? |
| 1880 |
if (access(full_path, F_OK) == 0) |
| 1881 |
return dupFNErr; |
| 1882 |
|
| 1883 |
// Create directory |
| 1884 |
if (mkdir(full_path, 0777) < 0) |
| 1885 |
return errno2oserr(); |
| 1886 |
else { |
| 1887 |
WriteMacInt32(pb + ioDirID, fs_item->id); |
| 1888 |
return noErr; |
| 1889 |
} |
| 1890 |
} |
| 1891 |
|
| 1892 |
// Delete file/directory |
| 1893 |
static int16 fs_delete(uint32 pb, uint32 dirID) |
| 1894 |
{ |
| 1895 |
D(bug(" fs_delete(%08lx), vRefNum %d, name %.31s, dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), dirID)); |
| 1896 |
|
| 1897 |
// Find FSItem for given file/dir |
| 1898 |
FSItem *fs_item; |
| 1899 |
int16 result = get_item_and_path(pb, dirID, fs_item); |
| 1900 |
if (result != noErr) |
| 1901 |
return result; |
| 1902 |
|
| 1903 |
// Delete file |
| 1904 |
if (!extfs_remove(full_path)) |
| 1905 |
return errno2oserr(); |
| 1906 |
else |
| 1907 |
return noErr; |
| 1908 |
} |
| 1909 |
|
| 1910 |
// Rename file/directory |
| 1911 |
static int16 fs_rename(uint32 pb, uint32 dirID) |
| 1912 |
{ |
| 1913 |
D(bug(" fs_rename(%08lx), vRefNum %d, name %.31s, dirID %d, new name %.31s\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), dirID, Mac2HostAddr(ReadMacInt32(pb + ioMisc) + 1))); |
| 1914 |
|
| 1915 |
// Find path of given file/dir |
| 1916 |
FSItem *fs_item; |
| 1917 |
int16 result = get_item_and_path(pb, dirID, fs_item); |
| 1918 |
if (result != noErr) |
| 1919 |
return result; |
| 1920 |
|
| 1921 |
// Save path of existing item |
| 1922 |
char old_path[MAX_PATH_LENGTH]; |
| 1923 |
strcpy(old_path, full_path); |
| 1924 |
|
| 1925 |
// Find path for new name |
| 1926 |
Mac2Mac_memcpy(fs_data + fsPB, pb, SIZEOF_IOParam); |
| 1927 |
WriteMacInt32(fs_data + fsPB + ioNamePtr, ReadMacInt32(pb + ioMisc)); |
| 1928 |
FSItem *new_item; |
| 1929 |
result = get_item_and_path(fs_data + fsPB, dirID, new_item); |
| 1930 |
if (result != noErr) |
| 1931 |
return result; |
| 1932 |
|
| 1933 |
// Does the new name already exist? |
| 1934 |
if (access(full_path, F_OK) == 0) |
| 1935 |
return dupFNErr; |
| 1936 |
|
| 1937 |
// Rename item |
| 1938 |
D(bug(" renaming %s -> %s\n", old_path, full_path)); |
| 1939 |
if (!extfs_rename(old_path, full_path)) |
| 1940 |
return errno2oserr(); |
| 1941 |
else { |
| 1942 |
// The ID of the old file/dir has to stay the same, so we swap the IDs of the FSItems |
| 1943 |
uint32 t = fs_item->id; |
| 1944 |
fs_item->id = new_item->id; |
| 1945 |
new_item->id = t; |
| 1946 |
return noErr; |
| 1947 |
} |
| 1948 |
} |
| 1949 |
|
| 1950 |
// Move file/directory (CMovePBRec) |
| 1951 |
static int16 fs_cat_move(uint32 pb) |
| 1952 |
{ |
| 1953 |
D(bug(" fs_cat_move(%08lx), vRefNum %d, name %.31s, dirID %d, new name %.31s, new dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), ReadMacInt32(pb + ioDirID), Mac2HostAddr(ReadMacInt32(pb + ioNewName) + 1), ReadMacInt32(pb + ioNewDirID))); |
| 1954 |
|
| 1955 |
// Find path of given file/dir |
| 1956 |
FSItem *fs_item; |
| 1957 |
int16 result = get_item_and_path(pb, ReadMacInt32(pb + ioDirID), fs_item); |
| 1958 |
if (result != noErr) |
| 1959 |
return result; |
| 1960 |
|
| 1961 |
// Save path of existing item |
| 1962 |
char old_path[MAX_PATH_LENGTH]; |
| 1963 |
strcpy(old_path, full_path); |
| 1964 |
|
| 1965 |
// Find path for new directory |
| 1966 |
Mac2Mac_memcpy(fs_data + fsPB, pb, SIZEOF_IOParam); |
| 1967 |
WriteMacInt32(fs_data + fsPB + ioNamePtr, ReadMacInt32(pb + ioNewName)); |
| 1968 |
FSItem *new_dir_item; |
| 1969 |
result = get_item_and_path(fs_data + fsPB, ReadMacInt32(pb + ioNewDirID), new_dir_item); |
| 1970 |
if (result != noErr) |
| 1971 |
return result; |
| 1972 |
|
| 1973 |
// Append old file/dir name |
| 1974 |
add_path_comp(fs_item->name); |
| 1975 |
|
| 1976 |
// Does the new name already exist? |
| 1977 |
if (access(full_path, F_OK) == 0) |
| 1978 |
return dupFNErr; |
| 1979 |
|
| 1980 |
// Move item |
| 1981 |
D(bug(" moving %s -> %s\n", old_path, full_path)); |
| 1982 |
if (!extfs_rename(old_path, full_path)) |
| 1983 |
return errno2oserr(); |
| 1984 |
else { |
| 1985 |
// The ID of the old file/dir has to stay the same, so we swap the IDs of the FSItems |
| 1986 |
FSItem *new_item = find_fsitem(fs_item->name, new_dir_item); |
| 1987 |
if (new_item) { |
| 1988 |
uint32 t = fs_item->id; |
| 1989 |
fs_item->id = new_item->id; |
| 1990 |
new_item->id = t; |
| 1991 |
} |
| 1992 |
return noErr; |
| 1993 |
} |
| 1994 |
} |
| 1995 |
|
| 1996 |
// Open working directory (WDParam) |
| 1997 |
static int16 fs_open_wd(uint32 pb) |
| 1998 |
{ |
| 1999 |
D(bug(" fs_open_wd(%08lx), vRefNum %d, name %.31s, dirID %d\n", pb, ReadMacInt16(pb + ioVRefNum), Mac2HostAddr(ReadMacInt32(pb + ioNamePtr) + 1), ReadMacInt32(pb + ioWDDirID))); |
| 2000 |
M68kRegisters r; |
| 2001 |
|
| 2002 |
// Allocate WDCB |
| 2003 |
D(bug(" allocating WDCB\n")); |
| 2004 |
r.a[0] = pb; |
| 2005 |
Execute68k(fs_data + fsAllocateWDCB, &r); |
| 2006 |
D(bug(" UTAllocateWDCB returned %d, refNum is %d\n", r.d[0], ReadMacInt16(pb + ioVRefNum))); |
| 2007 |
return r.d[0]; |
| 2008 |
} |
| 2009 |
|
| 2010 |
// Close working directory (WDParam) |
| 2011 |
static int16 fs_close_wd(uint32 pb) |
| 2012 |
{ |
| 2013 |
D(bug(" fs_close_wd(%08lx), vRefNum %d\n", pb, ReadMacInt16(pb + ioVRefNum))); |
| 2014 |
M68kRegisters r; |
| 2015 |
|
| 2016 |
// Release WDCB |
| 2017 |
D(bug(" releasing WDCB\n")); |
| 2018 |
r.d[0] = ReadMacInt16(pb + ioVRefNum); |
| 2019 |
Execute68k(fs_data + fsReleaseWDCB, &r); |
| 2020 |
D(bug(" UTReleaseWDCB returned %d\n", r.d[0])); |
| 2021 |
return r.d[0]; |
| 2022 |
} |
| 2023 |
|
| 2024 |
// Query information about working directory (WDParam) |
| 2025 |
static int16 fs_get_wd_info(uint32 pb, uint32 vcb) |
| 2026 |
{ |
| 2027 |
D(bug(" fs_get_wd_info(%08lx), vRefNum %d, idx %d, procID %d\n", pb, ReadMacInt16(pb + ioVRefNum), ReadMacInt16(pb + ioWDIndex), ReadMacInt32(pb + ioWDProcID))); |
| 2028 |
M68kRegisters r; |
| 2029 |
|
| 2030 |
// Querying volume? |
| 2031 |
if (ReadMacInt16(pb + ioWDIndex) == 0 && ReadMacInt16(pb + ioVRefNum) == ReadMacInt16(vcb + vcbVRefNum)) { |
| 2032 |
WriteMacInt32(pb + ioWDProcID, 0); |
| 2033 |
WriteMacInt16(pb + ioWDVRefNum, ReadMacInt16(vcb + vcbVRefNum)); |
| 2034 |
if (ReadMacInt32(pb + ioNamePtr)) |
| 2035 |
Mac2Mac_memcpy(ReadMacInt32(pb + ioNamePtr), vcb + vcbVN, 28); |
| 2036 |
WriteMacInt32(pb + ioWDDirID, ROOT_ID); |
| 2037 |
return noErr; |
| 2038 |
} |
| 2039 |
|
| 2040 |
// Resolve WDCB |
| 2041 |
D(bug(" resolving WDCB\n")); |
| 2042 |
r.d[0] = ReadMacInt32(pb + ioWDProcID); |
| 2043 |
r.d[1] = ReadMacInt16(pb + ioWDIndex); |
| 2044 |
r.d[2] = ReadMacInt16(pb + ioVRefNum); |
| 2045 |
r.a[0] = fs_data + fsReturn; |
| 2046 |
Execute68k(fs_data + fsResolveWDCB, &r); |
| 2047 |
uint32 wdcb = ReadMacInt32(fs_data + fsReturn); |
| 2048 |
D(bug(" UTResolveWDCB() returned %d, dirID %d\n", r.d[0], ReadMacInt32(wdcb + wdDirID))); |
| 2049 |
if (r.d[0] & 0xffff) |
| 2050 |
return r.d[0]; |
| 2051 |
|
| 2052 |
// Return information |
| 2053 |
WriteMacInt32(pb + ioWDProcID, ReadMacInt32(wdcb + wdProcID)); |
| 2054 |
WriteMacInt16(pb + ioWDVRefNum, ReadMacInt16(ReadMacInt32(wdcb + wdVCBPtr) + vcbVRefNum)); |
| 2055 |
if (ReadMacInt32(pb + ioNamePtr)) |
| 2056 |
Mac2Mac_memcpy(ReadMacInt32(pb + ioNamePtr), ReadMacInt32(wdcb + wdVCBPtr) + vcbVN, 28); |
| 2057 |
WriteMacInt32(pb + ioWDDirID, ReadMacInt32(wdcb + wdDirID)); |
| 2058 |
return noErr; |
| 2059 |
} |
| 2060 |
|
| 2061 |
// Main dispatch routine |
| 2062 |
int16 ExtFSHFS(uint32 vcb, uint16 selectCode, uint32 paramBlock, uint32 globalsPtr, int16 fsid) |
| 2063 |
{ |
| 2064 |
uint16 trapWord = selectCode & 0xf0ff; |
| 2065 |
bool hfs = selectCode & kHFSMask; |
| 2066 |
switch (trapWord) { |
| 2067 |
case kFSMOpen: |
| 2068 |
return fs_open(paramBlock, hfs ? ReadMacInt32(paramBlock + ioDirID) : 0, vcb, false); |
| 2069 |
|
| 2070 |
case kFSMClose: |
| 2071 |
return fs_close(paramBlock); |
| 2072 |
|
| 2073 |
case kFSMRead: |
| 2074 |
return fs_read(paramBlock); |
| 2075 |
|
| 2076 |
case kFSMWrite: |
| 2077 |
return fs_write(paramBlock); |
| 2078 |
|
| 2079 |
case kFSMGetVolInfo: |
| 2080 |
return fs_get_vol_info(paramBlock, hfs); |
| 2081 |
|
| 2082 |
case kFSMCreate: |
| 2083 |
return fs_create(paramBlock, hfs ? ReadMacInt32(paramBlock + ioDirID) : 0); |
| 2084 |
|
| 2085 |
case kFSMDelete: |
| 2086 |
return fs_delete(paramBlock, hfs ? ReadMacInt32(paramBlock + ioDirID) : 0); |
| 2087 |
|
| 2088 |
case kFSMOpenRF: |
| 2089 |
return fs_open(paramBlock, hfs ? ReadMacInt32(paramBlock + ioDirID) : 0, vcb, true); |
| 2090 |
|
| 2091 |
case kFSMRename: |
| 2092 |
return fs_rename(paramBlock, hfs ? ReadMacInt32(paramBlock + ioDirID) : 0); |
| 2093 |
|
| 2094 |
case kFSMGetFileInfo: |
| 2095 |
return fs_get_file_info(paramBlock, hfs, hfs ? ReadMacInt32(paramBlock + ioDirID) : 0); |
| 2096 |
|
| 2097 |
case kFSMSetFileInfo: |
| 2098 |
return fs_set_file_info(paramBlock, hfs, hfs ? ReadMacInt32(paramBlock + ioDirID) : 0); |
| 2099 |
|
| 2100 |
case kFSMUnmountVol: |
| 2101 |
return fs_unmount_vol(vcb); |
| 2102 |
|
| 2103 |
case kFSMMountVol: |
| 2104 |
return fs_mount_vol(paramBlock); |
| 2105 |
|
| 2106 |
case kFSMAllocate: |
| 2107 |
D(bug(" allocate\n")); |
| 2108 |
WriteMacInt32(paramBlock + ioActCount, ReadMacInt32(paramBlock + ioReqCount)); |
| 2109 |
return noErr; |
| 2110 |
|
| 2111 |
case kFSMGetEOF: |
| 2112 |
return fs_get_eof(paramBlock); |
| 2113 |
|
| 2114 |
case kFSMSetEOF: |
| 2115 |
return fs_set_eof(paramBlock); |
| 2116 |
|
| 2117 |
case kFSMGetVol: |
| 2118 |
return fs_get_vol(paramBlock); |
| 2119 |
|
| 2120 |
case kFSMSetVol: |
| 2121 |
return fs_set_vol(paramBlock, hfs, vcb); |
| 2122 |
|
| 2123 |
case kFSMEject: |
| 2124 |
D(bug(" eject\n")); |
| 2125 |
return noErr; |
| 2126 |
|
| 2127 |
case kFSMGetFPos: |
| 2128 |
return fs_get_fpos(paramBlock); |
| 2129 |
|
| 2130 |
case kFSMOffline: |
| 2131 |
D(bug(" offline\n")); |
| 2132 |
return noErr; |
| 2133 |
|
| 2134 |
case kFSMSetFilLock: |
| 2135 |
return noErr; //!! |
| 2136 |
|
| 2137 |
case kFSMRstFilLock: |
| 2138 |
return noErr; //!! |
| 2139 |
|
| 2140 |
case kFSMSetFPos: |
| 2141 |
return fs_set_fpos(paramBlock); |
| 2142 |
|
| 2143 |
case kFSMOpenWD: |
| 2144 |
return fs_open_wd(paramBlock); |
| 2145 |
|
| 2146 |
case kFSMCloseWD: |
| 2147 |
return fs_close_wd(paramBlock); |
| 2148 |
|
| 2149 |
case kFSMCatMove: |
| 2150 |
return fs_cat_move(paramBlock); |
| 2151 |
|
| 2152 |
case kFSMDirCreate: |
| 2153 |
return fs_dir_create(paramBlock); |
| 2154 |
|
| 2155 |
case kFSMGetWDInfo: |
| 2156 |
return fs_get_wd_info(paramBlock, vcb); |
| 2157 |
|
| 2158 |
case kFSMGetFCBInfo: |
| 2159 |
return fs_get_fcb_info(paramBlock, vcb); |
| 2160 |
|
| 2161 |
case kFSMGetCatInfo: |
| 2162 |
return fs_get_cat_info(paramBlock); |
| 2163 |
|
| 2164 |
case kFSMSetCatInfo: |
| 2165 |
return fs_set_cat_info(paramBlock); |
| 2166 |
|
| 2167 |
case kFSMSetVolInfo: |
| 2168 |
return fs_set_vol_info(paramBlock); |
| 2169 |
|
| 2170 |
case kFSMGetVolParms: |
| 2171 |
return fs_get_vol_parms(paramBlock); |
| 2172 |
|
| 2173 |
case kFSMVolumeMount: |
| 2174 |
return fs_volume_mount(paramBlock); |
| 2175 |
|
| 2176 |
case kFSMFlushVol: |
| 2177 |
case kFSMFlushFile: |
| 2178 |
D(bug(" flush_vol/flush_file\n")); |
| 2179 |
return noErr; |
| 2180 |
|
| 2181 |
default: |
| 2182 |
D(bug("ExtFSHFS(%08lx, %04x, %08lx, %08lx, %d)\n", vcb, selectCode, paramBlock, globalsPtr, fsid)); |
| 2183 |
return paramErr; |
| 2184 |
} |
| 2185 |
} |
