1#include "yaffs_packedtags1.h"
2#include "yportenv.h"
3
4void yaffs_PackTags1(yaffs_PackedTags1 * pt, const yaffs_ExtendedTags * t)
5{
6	pt->chunkId = t->chunkId;
7	pt->serialNumber = t->serialNumber;
8	pt->byteCount = t->byteCount;
9	pt->objectId = t->objectId;
10	pt->ecc = 0;
11	pt->deleted = (t->chunkDeleted) ? 0 : 1;
12	pt->unusedStuff = 0;
13	pt->shouldBeFF = 0xFFFFFFFF;
14
15}
16
17void yaffs_UnpackTags1(yaffs_ExtendedTags * t, const yaffs_PackedTags1 * pt)
18{
19	static const __u8 allFF[] =
20	    { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
210xff };
22
23	if (memcmp(allFF, pt, sizeof(yaffs_PackedTags1))) {
24		t->blockBad = 0;
25		if (pt->shouldBeFF != 0xFFFFFFFF) {
26			t->blockBad = 1;
27		}
28		t->chunkUsed = 1;
29		t->objectId = pt->objectId;
30		t->chunkId = pt->chunkId;
31		t->byteCount = pt->byteCount;
32		t->eccResult = YAFFS_ECC_RESULT_NO_ERROR;
33		t->chunkDeleted = (pt->deleted) ? 0 : 1;
34		t->serialNumber = pt->serialNumber;
35	} else {
36		memset(t, 0, sizeof(yaffs_ExtendedTags));
37
38	}
39}
40