4 * This file is part of BeRTOS.
6 * Bertos 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.
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.
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 * As a special exception, you may use this file as part of a free software
21 * library without restriction. Specifically, if other files instantiate
22 * templates or use macros or inline functions from this file, or you compile
23 * this file and link it with other files to produce an executable, this
24 * file does not by itself cause the resulting executable to be covered by
25 * the GNU General Public License. This exception does not however
26 * invalidate any other reasons why the executable file might be covered by
27 * the GNU General Public License.
29 * Copyright 2007, 2008 Develer S.r.l. (http://www.develer.com/)
35 * \author Francesco Sacchi <batt@develer.com>
38 #include <fs/battfs.h>
40 #include <cfg/debug.h>
47 #define FILE_SIZE 32768
49 #define PAGE_COUNT FILE_SIZE / PAGE_SIZE
54 const char test_filename[]="battfs_disk.bin";
56 static uint8_t page_buffer[PAGE_SIZE];
58 static bool disk_open(struct BattFsSuper *d)
60 fp = fopen(test_filename, "r+b");
62 fseek(fp, 0, SEEK_END);
63 d->page_size = PAGE_SIZE;
64 d->page_count = ftell(fp) / d->page_size;
65 d->page_array = malloc(d->page_count * sizeof(pgcnt_t));
66 //TRACEMSG("page_size:%d, page_count:%d\n", d->page_size, d->page_count);
67 return (fp && d->page_array);
70 static size_t disk_page_read(struct BattFsSuper *d, pgcnt_t page, pgaddr_t addr, void *buf, size_t size)
72 //TRACEMSG("page:%d, addr:%d, size:%d", page, addr, size);
73 fseek(fp, page * d->page_size + addr, SEEK_SET);
74 return fread(buf, 1, size, fp);
77 static size_t disk_buffer_write(struct BattFsSuper *d, pgaddr_t addr, const void *buf, size_t size)
79 //TRACEMSG("addr:%d, size:%d", addr, size);
80 ASSERT(addr + size <= d->page_size);
81 memcpy(&page_buffer[addr], buf, size);
86 static size_t disk_buffer_read(struct BattFsSuper *d, pgaddr_t addr, void *buf, size_t size)
88 //TRACEMSG("addr:%d, size:%d", addr, size);
89 ASSERT(addr + size <= d->page_size);
90 memcpy(buf, &page_buffer[addr], size);
95 static bool disk_page_load(struct BattFsSuper *d, pgcnt_t page)
97 //TRACEMSG("page:%d", page);
98 fseek(fp, page * d->page_size, SEEK_SET);
99 return fread(page_buffer, 1, d->page_size, fp) == d->page_size;
102 static bool disk_page_save(struct BattFsSuper *d, pgcnt_t page)
104 //TRACEMSG("page:%d", page);
105 fseek(fp, page * d->page_size, SEEK_SET);
106 return fwrite(page_buffer, 1, d->page_size, fp) == d->page_size;
109 static bool disk_page_erase(struct BattFsSuper *d, pgcnt_t page)
111 //TRACEMSG("page:%d", page);
112 fseek(fp, page * d->page_size, SEEK_SET);
114 for (int i = 0; i < d->page_size; i++)
115 if (fputc(0xff, fp) == EOF)
120 static bool disk_close(struct BattFsSuper *d)
124 return (fclose(fp) != EOF);
127 static void testCheck(BattFsSuper *disk, pgcnt_t *reference)
129 ASSERT(battfs_init(disk));
130 ASSERT(battfs_fsck(disk));
132 for (int i = 0; i < disk->page_count; i++)
134 if (disk->page_array[i] != reference[i])
136 kprintf("Error at addr %d: page_array read", i);
137 for (pgcnt_t i = 0; i < disk->page_count; i++)
141 kprintf("%04d ", disk->page_array[i]);
144 kprintf("Expected:");
145 for (pgcnt_t i = 0; i < disk->page_count; i++)
149 kprintf("%04d ", reference[i]);
156 ASSERT(battfs_fsck(disk));
160 static void diskNew(BattFsSuper *disk)
162 pgcnt_t ref[PAGE_COUNT];
163 TRACEMSG("1: disk new\n");
165 FILE *fpt = fopen(test_filename, "w+");
167 for (int i = 0; i < FILE_SIZE; i++)
170 for (int i = 0; i < PAGE_COUNT; i++)
173 testCheck(disk, ref);
174 TRACEMSG("1: passed\n");
177 static void disk1File(BattFsSuper *disk)
179 pgcnt_t ref[PAGE_COUNT];
180 TRACEMSG("2: disk full with 1 contiguos file\n");
183 fp = fopen(test_filename, "w+");
185 for (int i = 0; i < PAGE_COUNT; i++)
187 battfs_writeTestBlock(disk, i, 0, 0, disk->data_size, i);
192 testCheck(disk, ref);
193 TRACEMSG("2: passed\n");
197 static void diskHalfFile(BattFsSuper *disk)
199 pgcnt_t ref[PAGE_COUNT];
200 TRACEMSG("3: disk half full with 1 contiguos file, rest unformatted\n");
203 fp = fopen(test_filename, "w+");
205 for (int i = 0; i < PAGE_COUNT / 2; i++)
207 battfs_writeTestBlock(disk, i, 0, 0, disk->data_size, i);
210 fseek(fp, FILE_SIZE / 2, SEEK_SET);
211 for (int i = FILE_SIZE / 2; i < FILE_SIZE; i++)
215 for (int i = PAGE_COUNT / 2; i < PAGE_COUNT; i++)
221 testCheck(disk, ref);
222 TRACEMSG("3: passed\n");
226 static void oldSeq1(BattFsSuper *disk)
229 TRACEMSG("6: 1 file with 1 old seq num, 1 free block\n");
232 fp = fopen(test_filename, "w+");
233 // page, inode, seq, fill, pgoff
234 battfs_writeTestBlock(disk, 0, 0, 0, disk->data_size, 0);
235 battfs_writeTestBlock(disk, 1, 0, 0, disk->data_size, 1);
236 battfs_writeTestBlock(disk, 2, 0, 1, disk->data_size, 1);
237 disk->erase(disk, 3);
246 testCheck(disk, ref);
247 TRACEMSG("6: passed\n");
250 static void oldSeq2(BattFsSuper *disk)
253 TRACEMSG("7: 1 file with 1 old seq num, 1 free block\n");
256 fp = fopen(test_filename, "w+");
257 // page, inode, seq, fill, pgoff
258 battfs_writeTestBlock(disk, 0, 0, 0, disk->data_size, 0);
259 battfs_writeTestBlock(disk, 1, 0, 1, disk->data_size, 1);
260 battfs_writeTestBlock(disk, 2, 0, 0, disk->data_size, 1);
261 disk->erase(disk, 3);
269 testCheck(disk, ref);
270 TRACEMSG("7: passed\n");
273 static void oldSeq3(BattFsSuper *disk)
276 TRACEMSG("8: 1 file with 1 old seq num, 1 free block\n");
279 fp = fopen(test_filename, "w+");
281 // page, inode, seq, fill, pgoff
282 disk->erase(disk, 0);
283 battfs_writeTestBlock(disk, 1, 0, 0, disk->data_size, 0);
284 battfs_writeTestBlock(disk, 2, 0, 1, disk->data_size, 1);
285 battfs_writeTestBlock(disk, 3, 0, 0, disk->data_size, 1);
294 testCheck(disk, ref);
295 TRACEMSG("8: passed\n");
298 static void oldSeq2File(BattFsSuper *disk)
301 TRACEMSG("9: 2 file with old seq num, 2 free block\n");
304 fp = fopen(test_filename, "w+");
306 // page, inode, seq, fill, pgoff
307 disk->erase(disk, 0);
308 battfs_writeTestBlock(disk, 1, 0, 0, disk->data_size, 0);
309 battfs_writeTestBlock(disk, 2, 0, 3, disk->data_size, 1);
310 battfs_writeTestBlock(disk, 3, 0, 0, disk->data_size, 1);
311 disk->erase(disk, 4);
312 battfs_writeTestBlock(disk, 5, 4, 0, disk->data_size, 0);
313 battfs_writeTestBlock(disk, 6, 4, 1, disk->data_size, 1);
314 battfs_writeTestBlock(disk, 7, 4, 0, disk->data_size, 1);
327 testCheck(disk, ref);
328 TRACEMSG("9: passed\n");
331 static void openFile(BattFsSuper *disk)
335 TRACEMSG("10: open file test, inode 0 and inode 4\n");
337 fp = fopen(test_filename, "w+");
339 int PAGE_FILL = PAGE_SIZE - BATTFS_HEADER_LEN;
342 inode_t INEXISTENT_INODE = 123;
343 unsigned int MODE = 0;
345 // page, inode, seq, fill, pgoff
346 disk->erase(disk, 0);
347 battfs_writeTestBlock(disk, 1, INODE, 0, PAGE_FILL, 0);
348 battfs_writeTestBlock(disk, 2, INODE, 3, PAGE_FILL, 1);
349 battfs_writeTestBlock(disk, 3, INODE, 0, PAGE_FILL, 1);
350 disk->erase(disk, 4);
351 battfs_writeTestBlock(disk, 5, INODE2, 0, PAGE_FILL, 0);
352 battfs_writeTestBlock(disk, 6, INODE2, 1, PAGE_FILL, 1);
353 battfs_writeTestBlock(disk, 7, INODE2, 0, PAGE_FILL, 1);
357 ASSERT(battfs_init(disk));
358 ASSERT(battfs_fsck(disk));
359 ASSERT(!battfs_fileExists(disk, INEXISTENT_INODE));
361 ASSERT(battfs_fileExists(disk, INODE));
362 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
363 ASSERT(fd1.fd.size == PAGE_FILL * 2);
364 ASSERT(fd1.fd.seek_pos == 0);
365 ASSERT(fd1.mode == MODE);
366 ASSERT(fd1.inode == INODE);
367 ASSERT(fd1.start == &disk->page_array[0]);
368 ASSERT(fd1.disk == disk);
369 ASSERT(LIST_HEAD(&disk->file_opened_list) == &fd1.link);
371 ASSERT(kfile_reopen(&fd1.fd) == &fd1.fd);
372 ASSERT(fd1.fd.size == PAGE_FILL * 2);
373 ASSERT(fd1.fd.seek_pos == 0);
374 ASSERT(fd1.mode == MODE);
375 ASSERT(fd1.inode == INODE);
376 ASSERT(fd1.start == &disk->page_array[0]);
377 ASSERT(fd1.disk == disk);
378 ASSERT(LIST_HEAD(&disk->file_opened_list) == &fd1.link);
380 ASSERT(battfs_fileExists(disk, INODE2));
381 ASSERT(battfs_fileopen(disk, &fd2, INODE2, MODE));
382 ASSERT(fd2.fd.size == PAGE_FILL * 2);
383 ASSERT(fd2.fd.seek_pos == 0);
384 ASSERT(fd2.mode == MODE);
385 ASSERT(fd2.inode == INODE2);
386 ASSERT(fd2.start == &disk->page_array[2]);
387 ASSERT(fd2.disk == disk);
388 ASSERT(LIST_HEAD(&disk->file_opened_list)->succ == &fd2.link);
390 ASSERT(kfile_close(&fd1.fd) == 0);
391 ASSERT(kfile_close(&fd2.fd) == 0);
392 ASSERT(LIST_EMPTY(&disk->file_opened_list));
393 ASSERT(battfs_fsck(disk));
394 ASSERT(battfs_close(disk));
396 TRACEMSG("10: passed\n");
399 static void readFile(BattFsSuper *disk)
404 TRACEMSG("11: read file test\n");
406 fp = fopen(test_filename, "w+");
408 unsigned int PAGE_FILL = PAGE_SIZE - BATTFS_HEADER_LEN;
411 unsigned int MODE = 0;
413 disk->erase(disk, 0);
414 battfs_writeTestBlock(disk, 1, INODE, 0, PAGE_FILL, 0);
415 battfs_writeTestBlock(disk, 2, INODE, 3, PAGE_FILL, 1);
416 battfs_writeTestBlock(disk, 3, INODE, 0, PAGE_FILL, 1);
417 disk->erase(disk, 4);
418 battfs_writeTestBlock(disk, 5, INODE2, 0, PAGE_FILL, 0);
419 battfs_writeTestBlock(disk, 6, INODE2, 1, PAGE_FILL, 1);
420 battfs_writeTestBlock(disk, 7, INODE2, 0, PAGE_FILL, 1);
424 ASSERT(battfs_init(disk));
425 ASSERT(battfs_fsck(disk));
426 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
427 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
428 ASSERT(fd1.fd.seek_pos == sizeof(buf));
429 for (size_t i = 0; i < sizeof(buf); i++)
430 ASSERT(buf[i] == 0xff);
432 ASSERT(kfile_close(&fd1.fd) == 0);
433 ASSERT(battfs_fsck(disk));
434 ASSERT(battfs_close(disk));
436 TRACEMSG("11: passed\n");
439 static void readAcross(BattFsSuper *disk)
443 TRACEMSG("12: read file test across page boundary and seek test\n");
445 fp = fopen(test_filename, "w+");
447 const unsigned int PAGE_FILL = PAGE_SIZE - BATTFS_HEADER_LEN;
449 unsigned int MODE = 0;
450 uint8_t buf[PAGE_FILL + BATTFS_HEADER_LEN / 2];
452 disk->erase(disk, 0);
453 battfs_writeTestBlock(disk, 1, INODE, 0, PAGE_FILL, 0);
454 battfs_writeTestBlock(disk, 2, INODE, 3, PAGE_FILL, 1);
455 battfs_writeTestBlock(disk, 3, INODE, 0, PAGE_FILL, 1);
456 disk->erase(disk, 4);
457 battfs_writeTestBlock(disk, 5, INODE, 0, PAGE_FILL, 2);
458 battfs_writeTestBlock(disk, 6, INODE, 1, PAGE_FILL, 3);
459 battfs_writeTestBlock(disk, 7, INODE, 0, PAGE_FILL, 3);
463 ASSERT(battfs_init(disk));
464 ASSERT(battfs_fsck(disk));
465 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
467 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
468 ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf));
469 for (size_t i = 0; i < sizeof(buf); i++)
470 ASSERT(buf[i] == 0xff);
472 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
473 ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf) * 2);
474 for (size_t i = 0; i < sizeof(buf); i++)
475 ASSERT(buf[i] == 0xff);
477 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
478 ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf) * 3);
479 for (size_t i = 0; i < sizeof(buf); i++)
480 ASSERT(buf[i] == 0xff);
482 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == PAGE_FILL * 4 - sizeof(buf) * 3);
483 ASSERT(fd1.fd.seek_pos == (kfile_off_t)fd1.fd.size);
484 for (size_t i = 0; i < PAGE_FILL * 4 - sizeof(buf) * 3; i++)
485 ASSERT(buf[i] == 0xff);
487 ASSERT(kfile_seek(&fd1.fd, 0, KSM_SEEK_SET) == 0);
488 ASSERT(fd1.fd.seek_pos == 0);
490 ASSERT(kfile_seek(&fd1.fd, 0, KSM_SEEK_END) == (kfile_off_t)fd1.fd.size);
491 ASSERT(fd1.fd.seek_pos = (kfile_off_t)fd1.fd.size);
493 ASSERT(kfile_close(&fd1.fd) == 0);
494 ASSERT(battfs_fsck(disk));
495 ASSERT(battfs_close(disk));
497 TRACEMSG("12: passed\n");
501 static void writeFile(BattFsSuper *disk)
504 uint8_t buf[PAGE_SIZE - BATTFS_HEADER_LEN];
506 TRACEMSG("13: write file test\n");
508 fp = fopen(test_filename, "w+");
510 unsigned int PAGE_FILL = PAGE_SIZE - BATTFS_HEADER_LEN;
513 unsigned int MODE = 0;
515 disk->erase(disk, 0);
516 battfs_writeTestBlock(disk, 1, INODE, 0, PAGE_FILL, 0);
517 battfs_writeTestBlock(disk, 2, INODE, 3, PAGE_FILL, 1);
518 battfs_writeTestBlock(disk, 3, INODE, 0, PAGE_FILL, 1);
519 disk->erase(disk, 4);
520 battfs_writeTestBlock(disk, 5, INODE2, 0, PAGE_FILL, 0);
521 battfs_writeTestBlock(disk, 6, INODE2, 1, PAGE_FILL, 1);
522 battfs_writeTestBlock(disk, 7, INODE2, 0, PAGE_FILL, 1);
526 for (size_t i = 0; i < sizeof(buf); i++)
529 ASSERT(battfs_init(disk));
530 ASSERT(battfs_fsck(disk));
531 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
532 ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
533 ASSERT(fd1.fd.seek_pos == sizeof(buf));
534 ASSERT(kfile_seek(&fd1.fd, 0, KSM_SEEK_SET) == 0);
535 ASSERT(fd1.fd.seek_pos == 0);
537 memset(buf, 0, sizeof(buf));
538 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
539 for (size_t i = 0; i < sizeof(buf); i++)
542 ASSERT(kfile_close(&fd1.fd) == 0);
543 ASSERT(battfs_fsck(disk));
544 ASSERT(battfs_close(disk));
546 TRACEMSG("13: passed\n");
549 static void writeAcross(BattFsSuper *disk)
553 TRACEMSG("14: write file test across page boundary and seek test\n");
555 fp = fopen(test_filename, "w+");
557 const unsigned int PAGE_FILL = PAGE_SIZE - BATTFS_HEADER_LEN;
559 unsigned int MODE = 0;
560 uint8_t buf[PAGE_FILL + BATTFS_HEADER_LEN / 2];
562 disk->erase(disk, 0);
563 battfs_writeTestBlock(disk, 1, INODE, 0, PAGE_FILL, 0);
564 battfs_writeTestBlock(disk, 2, INODE, 3, PAGE_FILL, 1);
565 battfs_writeTestBlock(disk, 3, INODE, 0, PAGE_FILL, 1);
566 disk->erase(disk, 4);
567 battfs_writeTestBlock(disk, 5, INODE, 0, PAGE_FILL, 2);
568 battfs_writeTestBlock(disk, 6, INODE, 1, PAGE_FILL, 3);
569 battfs_writeTestBlock(disk, 7, INODE, 0, PAGE_FILL, 3);
573 ASSERT(battfs_init(disk));
574 ASSERT(battfs_fsck(disk));
575 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
578 for (size_t i = 0; i < sizeof(buf); i++)
580 ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
581 ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf));
583 for (size_t i = 0; i < sizeof(buf); i++)
585 ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
586 ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf) * 2);
588 for (size_t i = 0; i < sizeof(buf); i++)
590 ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
591 ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf) * 3);
593 ASSERT(kfile_seek(&fd1.fd, 0, KSM_SEEK_SET) == 0);
594 ASSERT(fd1.fd.seek_pos == 0);
597 memset(buf, 0, sizeof(buf));
598 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
599 for (size_t i = 0; i < sizeof(buf); i++)
600 ASSERT(buf[i] == val++);
602 memset(buf, 0, sizeof(buf));
603 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
604 for (size_t i = 0; i < sizeof(buf); i++)
605 ASSERT(buf[i] == val++);
607 memset(buf, 0, sizeof(buf));
608 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
609 for (size_t i = 0; i < sizeof(buf); i++)
610 ASSERT(buf[i] == val++);
612 ASSERT(fd1.fd.seek_pos == (kfile_off_t)sizeof(buf) * 3);
614 ASSERT(kfile_close(&fd1.fd) == 0);
615 ASSERT(battfs_fsck(disk));
616 ASSERT(battfs_close(disk));
618 TRACEMSG("14: passed\n");
621 static void createFile(BattFsSuper *disk)
623 TRACEMSG("15: file creation on new disk\n");
625 FILE *fpt = fopen(test_filename, "w+");
627 for (int i = 0; i < FILE_SIZE; i++)
633 unsigned int MODE = BATTFS_CREATE;
635 ASSERT(battfs_init(disk));
636 ASSERT(battfs_fsck(disk));
637 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
638 for (int i = 0; i < FILE_SIZE / 2; i++)
639 ASSERT(kfile_putc(i, &fd1.fd) != EOF);
641 ASSERT(fd1.fd.seek_pos == FILE_SIZE / 2);
642 ASSERT(fd1.fd.size == FILE_SIZE / 2);
643 ASSERT(kfile_close(&fd1.fd) == 0);
644 ASSERT(battfs_fsck(disk));
645 ASSERT(battfs_close(disk));
647 ASSERT(battfs_init(disk));
648 ASSERT(battfs_fsck(disk));
649 ASSERT(battfs_fileopen(disk, &fd1, INODE, 0));
650 ASSERT(fd1.fd.size == FILE_SIZE / 2);
651 ASSERT(fd1.fd.seek_pos == 0);
653 uint8_t buf[FILE_SIZE / 2];
654 memset(buf, 0, sizeof(buf));
655 ASSERT(kfile_read(&fd1.fd, buf, FILE_SIZE / 2) == FILE_SIZE / 2);
657 for (int i = 0; i < FILE_SIZE / 2; i++)
658 ASSERT(buf[i] == (i & 0xff));
660 ASSERT(fd1.fd.seek_pos == FILE_SIZE / 2);
661 ASSERT(kfile_close(&fd1.fd) == 0);
662 ASSERT(battfs_fsck(disk));
663 ASSERT(battfs_close(disk));
666 TRACEMSG("15: passed\n");
669 static void multipleWrite(BattFsSuper *disk)
671 TRACEMSG("16: multiple write on file\n");
673 FILE *fpt = fopen(test_filename, "w+");
675 for (int i = 0; i < FILE_SIZE; i++)
681 unsigned int MODE = BATTFS_CREATE;
684 ASSERT(battfs_init(disk));
685 ASSERT(battfs_fsck(disk));
686 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
689 for (j = 1; j < 1013; j++)
691 for (unsigned i = 0; i < sizeof(buf); i++)
694 ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
695 ASSERT(fd1.fd.seek_pos == sizeof(buf));
696 ASSERT(fd1.fd.size == sizeof(buf));
697 ASSERT(kfile_seek(&fd1.fd, 0, KSM_SEEK_SET) == 0);
698 memset(buf, 0, sizeof(buf));
699 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
700 ASSERT(fd1.fd.seek_pos == sizeof(buf));
701 for (unsigned i = 0; i < sizeof(buf); i++)
702 ASSERT(buf[i] == ((j+i) & 0xff));
703 ASSERT(kfile_seek(&fd1.fd, 0, KSM_SEEK_SET) == 0);
704 ASSERT(disk->free_bytes == disk->disk_size - sizeof(buf));
706 ASSERT(kfile_close(&fd1.fd) == 0);
707 ASSERT(battfs_fsck(disk));
708 ASSERT(battfs_close(disk));
710 ASSERT(battfs_init(disk));
711 ASSERT(battfs_fsck(disk));
712 ASSERT(disk->free_bytes == disk->disk_size - sizeof(buf));
713 ASSERT(battfs_fileopen(disk, &fd1, INODE, 0));
714 ASSERT(fd1.fd.size == sizeof(buf));
715 memset(buf, 0, sizeof(buf));
716 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
717 for (unsigned i = 0; i < sizeof(buf); i++)
718 ASSERT(buf[i] == ((j-1+i) & 0xff));
719 ASSERT(kfile_close(&fd1.fd) == 0);
720 ASSERT(battfs_fsck(disk));
721 ASSERT(battfs_close(disk));
724 TRACEMSG("16: passed\n");
727 static void increaseFile(BattFsSuper *disk)
729 TRACEMSG("17: increasing dimension of a file with multiple open files.\n");
731 FILE *fpt = fopen(test_filename, "w+");
733 for (int i = 0; i < FILE_SIZE / 10; i++)
738 inode_t INODE1 = 1, INODE2 = 2;
739 unsigned int MODE = BATTFS_CREATE;
742 ASSERT(battfs_init(disk));
743 ASSERT(battfs_fsck(disk));
744 ASSERT(battfs_fileopen(disk, &fd1, INODE1, MODE));
745 ASSERT(battfs_fileopen(disk, &fd2, INODE2, MODE));
746 for (unsigned i = 0; i < sizeof(buf); i++)
747 ASSERT(kfile_putc(i, &fd2.fd) != EOF);
748 ASSERT(kfile_seek(&fd2.fd, 0, KSM_SEEK_SET) == 0);
749 memset(buf, 0, sizeof(buf));
750 ASSERT(kfile_read(&fd2.fd, buf, sizeof(buf)) == sizeof(buf));
752 for (unsigned i = 0; i < sizeof(buf); i++)
753 ASSERT(buf[i] == (i & 0xff));
754 ASSERT(kfile_seek(&fd2.fd, 0, KSM_SEEK_SET) == 0);
756 for (unsigned i = 0; i < sizeof(buf); i++)
757 ASSERT(kfile_putc(i, &fd1.fd) != EOF);
759 memset(buf, 0, sizeof(buf));
760 ASSERT(kfile_read(&fd2.fd, buf, sizeof(buf)) == sizeof(buf));
762 for (unsigned i = 0; i < sizeof(buf); i++)
763 ASSERT(buf[i] == (i & 0xff));
765 ASSERT(kfile_close(&fd1.fd) == 0);
766 ASSERT(kfile_close(&fd2.fd) == 0);
767 ASSERT(battfs_fsck(disk));
768 ASSERT(battfs_close(disk));
770 TRACEMSG("17: passed\n");
773 static void readEOF(BattFsSuper *disk)
778 TRACEMSG("18: reading over EOF test\n");
780 fp = fopen(test_filename, "w+");
782 unsigned int PAGE_FILL = PAGE_SIZE - BATTFS_HEADER_LEN;
785 unsigned int MODE = 0;
787 disk->erase(disk, 0);
788 battfs_writeTestBlock(disk, 1, INODE, 0, PAGE_FILL, 0);
789 battfs_writeTestBlock(disk, 2, INODE, 3, PAGE_FILL, 1);
790 battfs_writeTestBlock(disk, 3, INODE, 0, PAGE_FILL, 1);
791 disk->erase(disk, 4);
792 battfs_writeTestBlock(disk, 5, INODE2, 0, PAGE_FILL, 0);
793 battfs_writeTestBlock(disk, 6, INODE2, 1, PAGE_FILL, 1);
794 battfs_writeTestBlock(disk, 7, INODE2, 0, PAGE_FILL, 1);
798 ASSERT(battfs_init(disk));
799 ASSERT(battfs_fsck(disk));
800 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
801 ASSERT(kfile_seek(&fd1.fd, fd1.fd.size + 10, SEEK_SET) == fd1.fd.size + 10);
802 ASSERT(fd1.fd.seek_pos == fd1.fd.size + 10);
803 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == 0);
805 ASSERT(kfile_close(&fd1.fd) == 0);
806 ASSERT(battfs_fsck(disk));
807 ASSERT(battfs_close(disk));
809 TRACEMSG("18: passed\n");
812 static void writeEOF(BattFsSuper *disk)
814 TRACEMSG("19: writing over EOF test\n");
816 FILE *fpt = fopen(test_filename, "w+");
818 for (int i = 0; i < FILE_SIZE / 5; i++)
824 unsigned int MODE = BATTFS_CREATE;
825 uint8_t buf[FILE_SIZE / 13];
827 for (int i = 0; i < 2; i++)
830 ASSERT(battfs_init(disk));
831 ASSERT(battfs_fsck(disk));
832 disk_size_t prev_free = disk->free_bytes;
833 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
834 ASSERT(fd1.fd.size == 0);
836 ASSERT(kfile_seek(&fd1.fd, 2, KSM_SEEK_END) == 2);
837 ASSERT(kfile_write(&fd1.fd, buf, 2));
838 ASSERT(fd1.fd.seek_pos == 4);
839 ASSERT(fd1.fd.size == 4);
840 ASSERT(disk->free_bytes == prev_free - 4);
841 ASSERT(kfile_seek(&fd1.fd, 0, KSM_SEEK_SET) == 0);
843 ASSERT(kfile_read(&fd1.fd, buf, 2) == 2);
844 for (int i = 0; i < 2; i++)
848 ASSERT(kfile_read(&fd1.fd, buf, 2) == 2);
849 for (int i = 0; i < 2; i++)
850 ASSERT(buf[i] == (i & 0xff));
852 ASSERT(kfile_seek(&fd1.fd, sizeof(buf), KSM_SEEK_END) == sizeof(buf) + 4);
853 for (unsigned i = 0; i < sizeof(buf); i++)
855 ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)));
856 ASSERT(fd1.fd.seek_pos == sizeof(buf) * 2 + 4);
857 ASSERT(fd1.fd.size == sizeof(buf) * 2 + 4);
858 ASSERT(disk->free_bytes == prev_free - sizeof(buf) * 2 - 4);
860 ASSERT(kfile_seek(&fd1.fd, 0, KSM_SEEK_SET) == 0);
863 ASSERT(kfile_read(&fd1.fd, buf, 2) == 2);
864 ASSERT(fd1.fd.seek_pos == 2);
865 for (int i = 0; i < 2; i++)
869 ASSERT(kfile_read(&fd1.fd, buf, 2) == 2);
870 ASSERT(fd1.fd.seek_pos == 4);
871 for (int i = 0; i < 2; i++)
872 ASSERT(buf[i] == (i & 0xff));
875 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
876 ASSERT(fd1.fd.seek_pos == sizeof(buf) + 4);
877 for (unsigned i = 0; i < sizeof(buf); i++)
880 memset(buf, 0, sizeof(buf));
881 ASSERT(kfile_read(&fd1.fd, buf, sizeof(buf)) == sizeof(buf));
882 for (unsigned i = 0; i < sizeof(buf); i++)
883 ASSERT(buf[i] == (i & 0xff));
885 ASSERT(kfile_close(&fd1.fd) == 0);
886 ASSERT(battfs_fsck(disk));
887 ASSERT(battfs_close(disk));
889 TRACEMSG("19: passed\n");
893 static void endOfSpace(BattFsSuper *disk)
895 TRACEMSG("20: what happens when disk space is over?\n");
897 uint8_t buf[(PAGE_SIZE - BATTFS_HEADER_LEN) * 5];
899 fp = fopen(test_filename, "w+");
901 unsigned int PAGE_FILL = PAGE_SIZE - BATTFS_HEADER_LEN;
903 unsigned int MODE = BATTFS_CREATE;
905 disk->erase(disk, 0);
906 disk->erase(disk, 1);
907 disk->erase(disk, 2);
908 disk->erase(disk, 3);
911 ASSERT(battfs_init(disk));
912 ASSERT(battfs_fsck(disk));
913 ASSERT(battfs_fileopen(disk, &fd1, INODE, MODE));
914 ASSERT(kfile_write(&fd1.fd, buf, sizeof(buf)) == PAGE_FILL * 4);
915 ASSERT(fd1.fd.size == (kfile_off_t)(PAGE_FILL * 4));
916 ASSERT(fd1.fd.seek_pos == (kfile_off_t)(PAGE_FILL * 4));
917 ASSERT(disk->free_bytes == 0);
919 ASSERT(kfile_close(&fd1.fd) == 0);
920 ASSERT(battfs_fsck(disk));
921 ASSERT(battfs_close(disk));
923 TRACEMSG("20: passed\n");
927 static void multipleFilesRW(BattFsSuper *disk)
929 TRACEMSG("21: multiple files read/write test\n");
931 FILE *fpt = fopen(test_filename, "w+");
933 for (int i = 0; i < FILE_SIZE; i++)
939 unsigned int MODE = BATTFS_CREATE;
940 uint32_t buf[FILE_SIZE / (4 * N_FILES * sizeof(uint32_t))];
942 ASSERT(battfs_init(disk));
943 ASSERT(battfs_fsck(disk));
944 for (inode_t i = 0; i < N_FILES; i++)
945 ASSERT(battfs_fileopen(disk, &fd[i], i, MODE));
947 for (int i = N_FILES - 1; i >= 0; i--)
949 for (uint32_t j = 0; j < countof(buf); j++)
952 ASSERT(kfile_write(&fd[i].fd, buf, sizeof(buf)) == sizeof(buf));
953 ASSERT(fd[i].fd.size == sizeof(buf));
954 ASSERT(fd[i].fd.seek_pos == sizeof(buf));
955 ASSERT(kfile_seek(&fd[i].fd, 0, SEEK_SET) == 0);
958 for (inode_t i = 0; i < N_FILES; i++)
960 memset(buf, 0, sizeof(buf));
961 ASSERT(kfile_read(&fd[i].fd, buf, sizeof(buf)) == sizeof(buf));
963 for (uint32_t j = 0; j < countof(buf); j++)
964 ASSERT(buf[j] == j+i);
966 ASSERT(fd[i].fd.size == sizeof(buf));
967 ASSERT(fd[i].fd.seek_pos == sizeof(buf));
968 ASSERT(kfile_seek(&fd[i].fd, 0, SEEK_SET) == 0);
971 for (inode_t i = 0; i < N_FILES; i++)
972 ASSERT(kfile_close(&fd[i].fd) == 0);
974 ASSERT(battfs_fsck(disk));
975 ASSERT(battfs_close(disk));
977 ASSERT(battfs_init(disk));
978 ASSERT(battfs_fsck(disk));
980 for (inode_t i = 0; i < N_FILES; i++)
981 ASSERT(battfs_fileopen(disk, &fd[i], i, 0));
983 for (inode_t i = 0; i < N_FILES; i++)
985 memset(buf, 0, sizeof(buf));
986 ASSERT(kfile_read(&fd[i].fd, buf, sizeof(buf)) == sizeof(buf));
988 for (uint32_t j = 0; j < countof(buf); j++)
989 ASSERT(buf[j] == j+i);
991 ASSERT(fd[i].fd.size == sizeof(buf));
992 ASSERT(fd[i].fd.seek_pos == sizeof(buf));
993 ASSERT(kfile_seek(&fd[i].fd, 0, SEEK_SET) == 0);
996 for (inode_t i = 0; i < N_FILES; i++)
997 ASSERT(kfile_close(&fd[i].fd) == 0);
999 ASSERT(battfs_close(disk));
1000 TRACEMSG("21: passed\n");
1004 int battfs_testRun(void)
1008 disk.page_size = PAGE_SIZE;
1009 disk.open = disk_open;
1010 disk.read = disk_page_read;
1011 disk.load = disk_page_load;
1012 disk.bufferWrite = disk_buffer_write;
1013 disk.bufferRead = disk_buffer_read;
1014 disk.save = disk_page_save;
1015 disk.erase = disk_page_erase;
1016 disk.close = disk_close;
1020 diskHalfFile(&disk);
1031 multipleWrite(&disk);
1032 increaseFile(&disk);
1036 multipleFilesRW(&disk);
1038 kprintf("All tests passed!\n");
1043 int battfs_testSetup(void)
1048 int battfs_testTearDown(void)
1055 #include <fs/battfs.c>
1056 #include <kern/kfile.c>
1057 #include <drv/kdebug.c>
1058 #include <mware/formatwr.c>
1059 #include <mware/hex.c>