FreeCalypso > hg > freecalypso-tools

annotate ffstools/tiffs-rd/main.c @ 922:3152e23399a2

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document SE K2x0 FFS quirks and our support for them
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 02 Jan 2023 00:50:19 +0000
parents d68275d47a32
children
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0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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2 * This C module contains the main() function for the tiffs utility,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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3 * dispatching control to different operation commands.
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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4 */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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5
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 #include <sys/types.h>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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7 #include <ctype.h>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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8 #include <stdio.h>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <stdlib.h>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <string.h>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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11 #include <strings.h>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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12 #include "types.h"
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 #include "globals.h"
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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14
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 parse_org_arg(arg)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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16 char *arg;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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17 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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18 char *cp;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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19
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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20 cp = index(arg, 'x');
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 if (!cp || !isdigit(cp[1]) || !isdigit(arg[0])) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 "error: TIFFS organization argument \"%s\" is invalid\n", arg);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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25 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 *cp++ = '\0';
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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27 if (!strcmp(arg, "8"))
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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28 eraseblk_size = 0x2000;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 else if (!strcmp(arg, "16"))
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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30 eraseblk_size = 0x4000;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 else if (!strcmp(arg, "32"))
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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32 eraseblk_size = 0x8000;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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33 else if (!strcmp(arg, "64"))
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Mychaela Falconia <falcon@freecalypso.org>
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34 eraseblk_size = 0x10000;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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35 else if (!strcmp(arg, "128"))
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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36 eraseblk_size = 0x20000;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 else if (!strcmp(arg, "256"))
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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38 eraseblk_size = 0x40000;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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39 else {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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40 fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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41 "error: \"%s\" is not a recognized flash sector size\n",
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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42 arg);
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Mychaela Falconia <falcon@freecalypso.org>
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43 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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44 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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45 total_blocks = atoi(cp);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 if (total_blocks < 1 || total_blocks > 128) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 "error: \"%s\" is not a reasonable number of FFS sectors\n",
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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49 cp);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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50 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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51 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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52 total_ffs_size = eraseblk_size * total_blocks;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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53 inode_limit = eraseblk_size >> 4;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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54 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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55
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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56 extern int cmd_blkhdr();
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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57 extern int cmd_cat();
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Mychaela Falconia <falcon@freecalypso.org>
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58 extern int cmd_catino();
726
d68275d47a32 tiffs IVA: decode command implemented
Mychaela Falconia <falcon@freecalypso.org>
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59 extern int cmd_decode();
0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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60 extern int cmd_fsinfo();
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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61 extern int cmd_ls();
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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62 extern int cmd_lsino();
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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63 extern int cmd_xtr();
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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64
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 static struct cmdtab {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 char *cmd;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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67 int (*func)();
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
68 } cmdtab[] = {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
69 {"blkhdr", cmd_blkhdr},
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
70 {"cat", cmd_cat},
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
71 {"catino", cmd_catino},
726
d68275d47a32 tiffs IVA: decode command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
72 {"decode", cmd_decode},
0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 {"fsck", NULL},
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74 {"fsinfo", cmd_fsinfo},
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 {"ls", cmd_ls},
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 {"lsino", cmd_lsino},
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
77 {"xtr", cmd_xtr},
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78 {NULL, NULL}
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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79 };
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
81 main(argc, argv)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
82 char **argv;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
83 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
84 extern int optind;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
85 extern char *optarg;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
86 int c;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
87 char *cmd;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
88 struct cmdtab *tp;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
89
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
90 while ((c = getopt(argc, argv, "+a:o:Or:v")) != EOF)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
91 switch (c) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
92 case 'a':
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
93 index_blk_num = atoi(optarg);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
94 continue;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
95 case 'o':
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
96 imgfile_offset = strtoul(optarg, 0, 0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
97 continue;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
98 case 'O':
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
99 old_16bit_location = 1;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
100 continue;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
101 case 'r':
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
102 root_inode = strtoul(optarg, 0, 16);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
103 continue;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
104 case 'v':
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
105 verbose++;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
106 continue;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
107 default:
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
108 usage: fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
109 "usage: %s [global-options] <imgfile> <org> <op> ...\n",
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
110 argv[0]);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
111 exit(1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
112 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
113 if (argc - optind < 3)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
114 goto usage;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
115 imgfile = argv[optind];
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
116 parse_org_arg(argv[optind+1]);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
117 cmd = argv[optind+2];
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
118
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
119 for (tp = cmdtab; tp->cmd; tp++)
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
120 if (!strcmp(tp->cmd, cmd))
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
121 break;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
122 if (!tp->func) {
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
123 fprintf(stderr,
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
124 "%s: operation \"%s\" is unknown or unimplemented\n",
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
125 argv[0], cmd);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
126 exit(1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 }
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 optind += 2;
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 return tp->func(argc - optind, argv + optind);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 }