FreeCalypso > hg > freecalypso-reveng

annotate mpffs/dbgls.c @ 402:1b83d07576bf

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
compal/boot/c123-boot.disasm: missed vector branch at 0x1c
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 15 Jan 2023 00:06:59 +0000
parents e9c6d6615f32
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 /*
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
2 * Whereas mpffs-ls is more user-oriented, mpffs-dbgls is structured a little
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
3 * different in order to provide a more low-level view of the FFS structure.
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
4 */
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
5
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
6 #include <sys/types.h>
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
7 #include <ctype.h>
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
8 #include <stdio.h>
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
9 #include <string.h>
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
10 #include <strings.h>
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
11 #include <stdlib.h>
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
12 #include <unistd.h>
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
13 #include "types.h"
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
14 #include "struct.h"
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
15
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
16 extern char *imgfile;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
17 extern u8 *image;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
18 extern struct objinfo root;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
19 extern int verbose;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
20
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
21 char workpath[512];
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
22
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
23 void
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
24 dump_extra_chunks(first_extra_chunk)
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
25 {
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
26 int ent;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
27 struct objinfo ch;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
28 struct chunkinfo chi;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
29
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
30 for (ent = first_extra_chunk; ent != 0xFFFF; ent = ch.descend) {
38
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
31 loop: ch.entryno = ent;
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
32 get_index_entry(&ch);
38
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
33 switch (ch.type) {
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
34 case 0xF4:
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
35 validate_chunk(&ch);
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
36 printf(" #%x chunk addr=0x%x len=0x%x\n", ch.entryno,
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
37 ch.offset, ch.len);
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
38 size_extra_chunk(&ch, &chi);
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
39 printf(" extra chunk: %lu bytes at 0x%lx\n",
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
40 (u_long) chi.len, (u_long)(chi.start-image));
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
41 break;
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
42 case 0x00:
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
43 printf(" #%x marked as deleted\n", ch.entryno);
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
44 if (ch.sibling == 0xFFFF) {
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
45 printf(" nil sibling pointer!\n");
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
46 break;
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
47 }
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
48 ent = ch.sibling;
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
49 printf(" relocated to #%x\n", ent);
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
50 goto loop;
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
51 default:
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
52 printf(
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
53 " file continuation object at index %x: unexpected type %02X\n",
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
54 ent, ch.type);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
55 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
56 if (ch.sibling != 0xFFFF)
38
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
57 printf(
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
58 " file continuation object (index %x) has a non-nil sibling pointer\n",
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
59 ent);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
60 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
61 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
62
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
63 void
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
64 dump_object(obj)
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
65 struct objinfo *obj;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
66 {
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
67 int typechar;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
68 struct chunkinfo chi;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
69
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
70 switch (obj->type) {
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
71 case 0xF2:
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
72 /* directory */
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
73 typechar = 'd';
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
74 break;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
75 case 0xF1:
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
76 /* regular file */
38
e9c6d6615f32 mpffs-dbgls: reworked for the new understanding of relocated chunks
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 34
diff changeset
77 typechar = 'f';
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
78 break;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
79 case 0xE1:
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
80 /* special .journal file */
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
81 typechar = 'j';
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
82 break;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
83 default:
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
84 /* unknown! */
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
85 typechar = 'U';
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
86 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
87 printf("%c %s\n", typechar, workpath);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
88 printf(" #%x chunk addr=0x%x len=0x%x\n", obj->entryno,
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
89 obj->offset, obj->len);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
90 switch (obj->type) {
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
91 case 0xF2:
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
92 /* directory */
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
93 return;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
94 case 0xF1:
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
95 /* regular file */
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
96 size_head_chunk(obj, &chi);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
97 printf(" head chunk: %lu bytes at 0x%lx\n", (u_long) chi.len,
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
98 (u_long)(chi.start-image));
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
99 dump_extra_chunks(obj->descend);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
100 return;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
101 default:
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
102 if (obj->descend != 0xFFFF)
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
103 printf(" unexpected descend pointer: %x\n",
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
104 obj->descend);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
105 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
106 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
107
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
108 dump_dir(firstent, path_prefix)
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
109 {
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
110 int ent;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
111 struct objinfo obj;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
112
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
113 for (ent = firstent; ent != 0xFFFF; ent = obj.sibling) {
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
114 obj.entryno = ent;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
115 get_index_entry(&obj);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
116 if (!obj.type) /* skip deleted objects w/o further validation */
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
117 continue;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
118 validate_chunk(&obj);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
119 validate_obj_name(&obj);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
120 if (path_prefix + strlen(obj.dataptr) + 2 > sizeof workpath) {
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
121 fprintf(stderr,
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
122 "handling object at index %x, name \"%s\": path buffer overflow\n",
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
123 obj.entryno, (char *)obj.dataptr);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
124 exit(1);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
125 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
126 sprintf(workpath + path_prefix, "/%s", (char *)obj.dataptr);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
127 dump_object(&obj);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
128 if (obj.type == 0xF2)
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
129 dump_dir(obj.descend, strlen(workpath));
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
130 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
131 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
132
34
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
133 save_pathname_arg(pnarg)
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
134 char *pnarg;
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
135 {
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
136 if (*pnarg == '/')
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
137 pnarg++;
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
138 if (strlen(pnarg) + 2 > sizeof workpath) {
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
139 fprintf(stderr,
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
140 "error: specified pathname is too long (overflows internal buffer)\n");
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
141 exit(1);
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
142 }
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
143 sprintf(workpath, "/%s", pnarg);
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
144 }
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
145
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
146 dump_by_pathname(pnarg)
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
147 char *pnarg;
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
148 {
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
149 struct objinfo obj;
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
150
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
151 save_pathname_arg(pnarg);
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
152 obj.entryno = find_pathname(pnarg);
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
153 get_index_entry(&obj);
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
154 validate_chunk(&obj);
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
155 dump_object(&obj);
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
156 }
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
157
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
158 usage()
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
159 {
34
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
160 fprintf(stderr, "usage: mpffs-dbgls [options] ffs-image [pathname]\n");
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
161 exit(1);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
162 }
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
163
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
164 main(argc, argv)
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
165 char **argv;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
166 {
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
167 extern int optind;
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
168
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
169 parse_cmdline_options(argc, argv);
34
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
170 argc -= optind;
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
171 argv += optind;
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
172 if (argc < 1 || argc > 2)
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
173 usage();
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
174 verbose++;
34
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
175 imgfile = argv[0];
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
176 preliminaries();
34
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
177 if (argc == 1)
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
178 dump_dir(root.descend, 0);
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
179 else
95f61c3b430a mpffs-rdutils: pathname search implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 33
diff changeset
180 dump_by_pathname(argv[1]);
33
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
181 exit(0);
660b0ea739f3 mpffs-dbgls implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
182 }