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Source at commit 426 created 13 years 10 months ago. By azimutz, Doc edit. CHANGES.txt and README.txt are final for now, though README can suffer changes at any time, since it's an introduction file. On to FileLoad.txt and TODO.txt. | |
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1 | /*␊ |
2 | * ext2fs.c␊ |
3 | * ␊ |
4 | *␊ |
5 | * Created by mackerintel on 1/26/09.␊ |
6 | * Copyright 2009 __MyCompanyName__. All rights reserved.␊ |
7 | *␊ |
8 | */␊ |
9 | ␊ |
10 | #include "libsaio.h"␊ |
11 | #include "sl.h"␊ |
12 | #include "ext2fs.h"␊ |
13 | ␊ |
14 | #define EX2ProbeSize␉2048␊ |
15 | ␊ |
16 | bool EX2Probe (const void *buf)␊ |
17 | {␊ |
18 | ␉return (OSReadLittleInt16(buf+0x438,0)==0xEF53);␊ |
19 | }␊ |
20 | ␊ |
21 | void EX2GetDescription(CICell ih, char *str, long strMaxLen)␊ |
22 | {␊ |
23 | ␉char * buf=malloc (EX2ProbeSize);␊ |
24 | ␉str[0]=0;␊ |
25 | ␉if (!buf)␊ |
26 | ␉␉return;␊ |
27 | ␉Seek(ih, 0);␊ |
28 | ␉Read(ih, (long)buf, EX2ProbeSize);␊ |
29 | ␉if (!EX2Probe (buf))␊ |
30 | ␉{␊ |
31 | ␉␉free (buf);␊ |
32 | ␉␉return;␊ |
33 | ␉}␊ |
34 | ␉if (OSReadLittleInt32 (buf+0x44c,0)<1)␊ |
35 | ␉{␊ |
36 | ␉␉free (buf);␊ |
37 | ␉␉return;␊ |
38 | ␉}␊ |
39 | ␉str[strMaxLen]=0;␊ |
40 | ␉strncpy (str, buf+0x478, min (strMaxLen, 16));␊ |
41 | ␉free (buf);␊ |
42 | }␊ |
43 |